Product Description
Cycloidal Needle Pin Wheel Planetary Cyclo Drive Cycloid Gearmotor Pinwheel Gear Box Motor Speed Reducer Gearbox
Product Description
1. Cycloidal Pin-wheel Reducer has 3 stages of ratio, single, double, and triple.
2. Structure: horizontal, vertical, double-shaft, and direct-joint with motor
3. Grease lubrication, oil leak is not possible
4. WB series cycloidal reducers have the same features and characteristics as X & B series cycloidal reducers. The difference is that WB series cycloidal reducers have smaller sizes and power
5. It is widely applicable to ceramic, drink, food, textiles, and lifting transportation industries.
Product Parameters
WB series light-duty cycloidal gearbox:
1 Stage Ratio: 9, 11, 17, 23, 29, 35, 43, 59, 71, 87
2 Stage Ratio: 121, 187, 289, 385, 473, 595, 731, 989, 1225, 1849
Models | Power | Ratio | Max. Torque | Output Shaft Dia. | Input Shaft Dia. |
1 Stage | |||||
WB65 | 0.04~0.12 | 9~87 | 25 | Φ12 | Φ10 |
WB85 | 0.09~0.37 | 9~87 | 60 | Φ14 | Φ12 |
WB100 | 0.18~0.75 | 9~87 | 120 | Φ18 | Φ14 |
WB120 | 0.37~1.5 | 9~87 | 180 | Φ30 | Φ15 |
WB150 | 0.55~3.0 | 9~87 | 250 | Φ35 | Φ20 |
2 Stage | |||||
WBE1065 | 0.04~0.12 | 121~1849 | 120 | Φ18 | Φ10 |
WBE1285 | 0.09~0.37 | 121~1849 | 180 | Φ30 | Φ12 |
WBE1510 | 0.18~0.75 | 121~1849 | 250 | Φ35 | Φ14 |
Product Name | XB Series Industrial Cycloidal Pin-wheel Reducer | |
Specifications |
X series, Single | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 |
B series, Single | 0, 1, 2, 3, 4, 5, 6, 7, 8 | |
X series, Double | 42, 53, 63, 74, 84, 85, 95, 106, 116, 117 | |
B series, Double | 20, 31, 41, 52, 53, 63, 74, 84, 85 | |
X series, Triple | 642, 742, 842, 852, 853, 952, 953, 1063, 1164, 1174 | |
B series, Triple | 420, 520, 530, 531, 630, 631, 741, 842 | |
Ratio | Single | 6, 7, 9, 11, 17, 23, 25, 29, 35, 43, 59, 71, 87 |
Double | 121, 187, 289, 391, 473, 493, 595, 731, 841, 1003, 1225, 1505, 1849, 2065, 2537, 3481, 5133 | |
Triple | 2055~658603 |
Detailed Photos
Related Product
Company Profile
FAQ
Q: Can you make the gear motor with customization?
A: Yes, we can customize per your request, like power, voltage, speed, shaft size, flange, terminal box, IP grade, etc.
Q: What is your MOQ?
A: It is 1pcs for the beginning of our business.
Q: What’s your lead time?
A: Standard products need 5-30 days, a bit longer for customized products.
Q: Do you provide technology support?
A: Yes. Our company has a design and development team, we can provide technology support if you
need.
Q: How to ship to us?
A: It is available by air, by sea, or by train.
Q: How to pay the money?
A: T/T and L/C are preferred, with a different currency, including USD, EUR, RMB, etc.
Q: How can I know if the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.
Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.
Q: How shall we contact you?
A: You can send an inquiry directly, and we will respond within 24 hours.
Application: | Motor, Machinery, Marine, Agricultural Machinery, Agitator, Mixer, Hoisting, Mining, Conveyor, Crane |
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Hardness: | Hardened Tooth Surface |
Installation: | Vertical or Horizontal |
Samples: |
US$ 300/Piece
1 Piece(Min.Order) | Order Sample Blue or Grey
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Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Developing a Mathematical Model of a Cyclone Gearbox
Compared to planetary gearboxes, cycloidal gearboxes are often seen as the ideal choice for a wide range of applications. They feature compact designs that are often low friction and high reduction ratios.
Low friction
Developing a mathematical model of a cycloidal gearbox was a challenge. The model was able to show the effects of a variety of geometric parameters on contact stresses. It was able to model stiction in all quadrants. It was able to show a clear correlation between the results from simulation and real-world measurements.
The model is based on a new approach that enables modeling stiction in all quadrants of a gearbox. It is also able to display non-zero current at standstill. Combined with a good simulation algorithm, the model can be used to improve the dynamic behaviour of a controlled system.
A cycloidal gearbox is a compact actuator used for industrial automation. This type of gearbox provides high gear ratios, low wear, and good torsional stiffness. In addition, it has good shock load capacity.
The model is based on cycloidal discs that engage with pins on a stationary ring gear. The resulting friction function occurs when the rotor begins to rotate. It also occurs when the rotor reverses its rotation. The model has two curves, one for motor and one for generator mode.
The trochoidal profile on the cycloidal disc’s periphery is required for proper mating of the rotating parts. In addition, the profile should be defined accurately. This will allow an even distribution of contact forces.
The model was used to compare the relative performance of a cycloidal gearbox with that of an involute gearbox. This comparison indicates that the cycloidal gearbox can withstand more load than an involute gearbox. It is also able to last longer. It is also able to produce high gear ratios in a small space.
The model used is able to capture the exact geometry of the parts. It can also allow a better analysis of stresses.
Compact
Unlike helical gearing, compact cycloidal gearboxes can provide higher reduction ratios. They are more compact and less weighty. In addition, they provide better positioning accuracy.
Cycloid drives provide high torque and load capacity. They are also very efficient and robust. They are ideal for applications with heavy loads or shock loads. They also feature low backlash and high torsional stiffness. Cycloid gearboxes are available in a variety of designs.
Cycloid discs are mounted on an eccentric input shaft, which drives them around a stationary ring gear. The ring gear consists of many pins, and the cycloidal disc moves one lobe for every rotation of the input shaft. The output shaft contains roller pins, which rotate around holes in the cycloidal disc.
Cycloid drives are ideally suited to heavy loads and shock loads. They have high torsional stiffness and high reduction ratios, making them very efficient. Cycloid gearboxes have low backlash and high torque and are very compact.
Cycloid gearboxes are used for a wide variety of applications, including marine propulsion systems, CNC machining centers, medical technology, and manipulation robots. They are especially useful in applications with critical positioning accuracy, such as surgical positioning systems. Cycloid gearboxes feature extremely low hysteresis loss and low backlash over extended periods of use.
Cycloid discs are usually designed with a reduced cycloid diameter to minimize unbalance forces at high speeds. Cycloid drives also feature minimal backlash, a high reduction ratio, and excellent positioning accuracy. Cycloid gearboxes also have a long service life, compared to other gear drives. Cycloid drives are highly robust, and offer higher reduction ratios than helical gear drives.
Cycloid gearboxes have a low cost and are easy to print. CZPT gearboxes are available in a wide range of sizes and can produce high torque on the output axis.
High reduction ratio
Among the types of gearboxes available, a high reduction ratio cycloidal gearbox is a popular choice in the automation field. This gearbox is used in applications requiring precise output and high efficiency.
Cycloid gears can provide high torque and transmit it well. They have low friction and a small backlash. They are widely used in robotic joints. However, they require special tools to manufacture. Some have even been 3D printed.
A cycloidal gearbox is typically a three-stage structure that includes an input hub, an output hub, and two cycloidal gears that rotate around each other. The input hub mounts movable pins and rollers, while the output hub mounts a stationary ring gear.
The input shaft is driven by an eccentric bearing. The disc is then pushed against the ring gear, which causes it to rotate around the bearing. As the disc rotates, the pins on the ring gear drive the pins on the output shaft.
The input shaft rotates a maximum of nine revolutions, while the output shaft rotates three revolutions. This means that the input shaft has to rotate over eleven million times before the output shaft is able to rotate. The output shaft also rotates in the opposite direction of the input shaft.
In a two-stage differential cycloidal speed reducer, the input shaft uses a crank shaft design. The crank shaft connects the first and second cycloidal gears and actuates them simultaneously.
The first stage is a cycloidal disc, which is a gear tooth profile. It has n=7 lobes on its circumference. Each lobe moves around a reference pitch circle of pins. The disc then advances in 360deg steps.
The second stage is a cycloidal disc, also known as a “grinder gear”. The teeth on the outer gear are fewer than the teeth on the inner gear. This allows the gear to be geardown based on the number of teeth.
Kinematics
Various scholars have studied the kinematics of cycloidal gearbox. They have developed various approaches to modify the tooth profile of cycloidal gears. Some of these approaches involve changing the shape of the cycloidal disc, and changing the grinding wheel center position.
This paper describes a new approach to cycloid gear profile modification. It is based on a mathematical model and incorporates several important parameters such as pressure angle, backlash, and root clearance. The study offers a new way for modification design of cycloid gears in precision reducers for robots.
The pressure angle of a tooth profile is an intersegment angle between the normal direction and the velocity direction at a meshing point. The pressure angle distribution is important for determining force transmission performance of gear teeth in meshing. The distribution trend can be obtained by calculating the equation (5).
The mathematical model for modification of the tooth profile can be obtained by establishing the relationship between the pressure angle distribution and the modification function. The dependent variable is the modification DL and the independent variable is the pressure angle a.
The position of the reference point A is a major consideration in the modification design. It ensures the force transmission performance of the meshing segment is optimal. It is determined by the smallest profile pressure angle. The position is also dependent on the type of gear that is being modified. It is also influenced by the tooth backlash.
The mathematical model governing the pressure angle distribution is developed with DL=f(a). It is a piecewise function that determines the pressure angle distribution of a tooth profile. It can also be expressed as DL=ph.
The pressure angle of a tooth is also an angle between the common normal direction at the meshing point and the rotation velocity direction of the cycloid gear.
Planetary gearboxes vs cycloidal gearboxes
Generally, there are two types of gearboxes that are used for motion control applications: cycloidal gearbox and planetary gearbox. Cycloid gearboxes are used for high-frequency motions, while planetary gearboxes are suitable for low-speed applications. Both are highly accurate and precise gearboxes that are capable of handling heavy loads at high cycle rates. But they have different advantages and disadvantages. So, engineers need to determine which type of gearbox is best suited for their application.
Cycloid gearboxes are commonly used in industrial automation. They provide excellent performance with ratios as low as 10:1. They offer a more compact design, higher torque density and greater overload protection. They also require less space and are less expensive than planetary gearboxes.
On the other hand, planetary gearboxes are lightweight and offer a higher torque density. They are also capable of handling higher ratios. They have a longer life span and are more precise and durable. They can be found in a variety of styles, including square-framed, round-framed and double-frame designs. They offer a wide range of torque and speed capabilities and are used for numerous applications.
Cycloid gearboxes can be manufactured with different types of cycloidal cams, including single or compound cycloidal cams. Cycloid cams are cylindrical elements that have cam followers that rotate in an eccentric fashion. The cam followers act like teeth on the internal gear. Cycloid cams are a simple concept, but they have numerous advantages. They have a low backlash over extended periods of time, allowing for more accurate positioning. They also have internal compressive stresses and an overlap factor between the rolling elements.
Planetary gearboxes are characterized by three basic force-transmitting elements: ring gear, sun gear, and planet gear. They are generally two-stage gearboxes. The sun gear is attached to the input shaft, which in turn is attached to the servomotor. The ring gear turns the sun gear and the planet gear turns the output shaft.
editor by CX 2023-11-21
China best Fender Motor Reducer Wrv-160e Rotary Tiller Gearbox Fubao cycloidal drive gear ratio
Product Description
Product Description
Fender Motor Reducer WRV-160E Rotary Tiller Gearbox FuBao
WRV-E series fender motor reducer rotary tiller gearbox Installed with radial thrust ball bearings, so it can support external load, torque rigidity, large allowable torque, can reduce the number of components required, easy installation. The revolution speed of WRV gears is slower and vibration is reduced, which can reduce the motor structure (input gear) and inertia.
fender motor reducer rotary tiller gearbox High precision, high rigidity, high torque, high load and other characteristics realize hollow design at the same time. After being hollowed out, the ease of use of the product is improved due to the variety of piping and cable layout options.
The fender motor reducer rotary tiller gearbox is developed on the basis of the traditional needle wheel reducer. It not only overcomes the shortcomings of the general needle pendulum transmission, but also has more advantages, such as long life, stable precision, high efficiency, smooth transmission, small size, Light weight, large reduction ratio range, etc. This RV reducer from FUBAO adopts a double support support mechanism and a pinwheel mechanism, even if a torque up to 6 times the rated torque is applied, the product will not be damaged, and the torsional rigidity is very large. Small backlash, small volume, large torque. In order to directly support large loads, main bearings (large angular contact ball bearings) are installed inside.
WRV-E series fender motor reducer rotary tiller gearbox mainly has the following characteristics:
A. Main bearing built-in mechanism
1. Improved reliability;
2. Total cost reduction;
3. Radial thrust ball bearings are installed, so they can support external loads, and the moment rigidity and allowable moment are large, which can reduce the number of required components;
4. The use of couplings and motor flanges makes the installation of the motor very simple.
B. 2-stage deceleration mechanism
1. Small vibration;
2. The revolution speed of the gear is slowed down, the vibration is reduced, and the direct connection part of the motor (input gear) can be reduced, and the inertia can be reduced.
C. Double column support mechanism
1. High torsional rigidity;
2. Strong impact resistance;
3. The crank shaft is supported by double columns in the reducer.
D. Rolling contact mechanism
1. Excellent starting power;
2. Small abrasion and long service life;
3. Small backlash (1arc.min).
Product Parameters
WRV-E series | Specifications | WRV6E | WRV20E | WRV40E | WRV80E | WRV110E | WRV160E | WRV320E | WR450E |
Rated output torque | 196 | 882 | 1666 | 2156 | 2940 | 3920 | 7056 | 17640 | |
Reduction ratio | 31~103 | 57~161 | 57~153 | 57~153 | 81~175 | 81~171 | 81~185 | 81~192 | |
Backlash | <=1 |
Product Display
Detailed Photos
Application Case
Company Profile
HangZhou Fubao Electromechanical Technology Co., Ltd. was established in 2008, the company has a complete precision reducer design, production capacity. Set R & D, manufacturing, assembly and sales, more in the field of gear manufacturing has more than 10 years of background, in the manufacturing equipment is equipped with Switzerland Riesenhahl gear grinding machine, domestic Qinchuan gear grinding machine, hamai gear hobbing machine and domestic Xihu (West Lake) Dis. gear hobbing machine, Japan Yasaki TLGmazak CNC lathe, CNC milling machine and other fully CNC equipment, In addition, it is equipped with other advanced measuring equipment such as Japanese TTI gear detector, 3 coordinate measurement, reducer backlash measurement instrument and so on. In a strong manufacturing capacity at the same time, can be stable, continuous manufacturing of high-quality precision reducer products.
The precision reducer produced by our company has the characteristics of high structural rigidity, small back backlash, precise transmission and so on. It is widely used in various industries. Companies adhering to the concept of let customers participate in manufacturing, and strive to provide customers with more personalized services. In the field of precision transmission has a unique achievements. It is our CZPT pursuit to make far-reaching contributions.
Certificate
FAQ
Q: Speed reducer grease replacement time
A: When sealing appropriate amount of grease and running reducer, the standard replacement time is 20000 hours according to the aging condition of the grease. In addition, when the grease is stained or used in the surrounding temperature condition (above 40ºC), please check the aging and fouling of the grease, and specify the replacement time.
Q: Delivery time
A: Fubao has 2000+ production base, daily output of 1000+ units, standard models within 7 days of delivery.
Q: Reducer selection
A: Fubao provides professional product selection guidance, with higher product matching degree, higher cost performance and higher utilization rate.
Q: Application range of reducer
A: Fubao has a professional research and development team, complete category design, can match any stepping motor, servo motor, more accurate matching.
Application: | Motor, Machinery, Agricultural Machinery, Industrial Robot |
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Function: | Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction, Speed Increase, Slow Down The Motor Speed and Increase The Torque |
Layout: | Cycloidal |
Customization: |
Available
| Customized Request |
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Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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The Basics of Designing a Cyclone Gearbox
Compared to conventional gearboxes, the cycloidal gearbox offers a number of advantages including a higher ratio of transmission, robustness against shock loads, and greater positioning accuracy. However, designing a cycloidal gearbox can be complicated. This article will discuss some of the basic design principles. In addition, it will cover topics such as size, position accuracy, and transmission ratios.
Basic design principles
Unlike a conventional ring gear, a cycloidal gearbox uses a cycloidal disc to provide torque multiplication. The output direction of the cycloidal gear disc is opposite to the rotation of the input shaft. This allows for more compact gear construction. It also allows for increased load capacity.
Cycloid drive kinematics can appear complex, but they are actually quite simple. Instead of rotating around the center of gravity like conventional gears, the cycloidal disc rotates around fixed pins. This provides a higher reduction ratio.
To reduce vibrations and noise, multiple cycloidal discs are used. This allows for uniform distribution of forces on the carrier pin devices. This also provides a better rotational balance. In addition, multiple cycloidal discs reduce the axial moment of the carrier pin devices.
The cycloidal gear disc is supported by a separate gear disc bearing. This design provides a low component count and reduces wear. This type of kinematics can also be used in an electric motor with a high power density.
The cycloidal gear disc provides a high reduction ratio, which allows for compact construction. Unlike a ring gear, the cycloidal disc has fewer teeth. It also provides a higher reduction ratio, which is advantageous for high rotational input speed applications.
Cycloid gear discs have cylindrical holes, which allow for carrier pin devices to protrude through them. This is useful because the carrier pin devices can roll along the inside wall of the cylindrical hole in the gear disc.
A load plate is also used to provide anchorage for external structures. This plate contains threaded screw holes arranged 15mm away from the center. It has a 9mm external diameter and a 3mm through hole.
Transmission ratios up to 300:1
cycloidal gearboxes are used in a wide range of applications, from machine tools to medical imaging devices. Compared to planetary gearboxes, they offer superior positioning accuracy, torsional stiffness, backlash, and fatigue performance.
Cycloid gearboxes are also capable of transmitting more torque than planetary gears. In addition, they have a lower Hertzian contact stress and higher overload protection. Cycloid gearboxes are able to provide transmission ratios up to 300:1 in a small package.
Cycloid gears also have lower backlash over extended periods, making them an ideal choice for applications with critical positioning accuracy. Cycloid gearboxes also have good wear resistance, as well as low friction. Cycloid gears are lightweight and have good torsional stiffness, making them ideal for applications with heavy loads.
Cycloid gearboxes have several different designs. They can provide transmission ratios up to 300:1 without the need for additional pre-stages. Cycloid gears also require more accurate manufacturing processes than involute gears. Cycloid gearboxes can also be used for applications that require high power consumption, and can withstand shock loads.
Cycloid gearboxes can be adapted to fit most common servomotors. They have a modular design, all-round corrosion protection, and easy installation. Cycloid gears have a radial clamping ring, which reduces inertia by up to 39%.
CZPT Precision Europe GmbH, a subsidiary of CZPT Group, has developed an innovative online configurator to simplify the configuration of gearboxes. CZPT cycloidal gearheads are precision-built, robust, and reliable. They have a two-stage reduction principle, which minimises vibration and provides even force distribution.
Cycloid gears are capable of providing transmission ratios from 30:1 to 300:1. Cycloid gearboxes can achieve high gear ratios because they require fewer moving parts, and they have a low backlash.
Robustness against shock loads
Unlike conventional gearboxes that are easily damaged by shock loads, the cycloidal gearbox is extremely robust. It is a versatile solution that is ideally suited for handling equipment, food manufacturing, and machine tools.
The mechanical construction of a cycloidal gearbox consists of several mechanical components. These include cycloidal wheels, bearings, transformation elements, and needles. In addition, it has high torsional stiffness and tilting moment. It is also accompanied by highly nonlinear friction characteristic.
In order to assess the robustness of the cycloidal gearbox against shock loads, a mathematical model was developed. The model was used to calculate the stress distribution on the cycloid disc. This model can be used as a basis for more complex mechanical models.
The model is based on new approach, which allows to model stiction in all quadrants of the cycloid gear. In addition, it can be applied to actuator control.
The mathematical model is presented together with the procedure for measuring the contact stress. The results are compared to the measurement performed in the real system. The model and the measurement are found to be very close to each other.
The model also allows for the analysis of different gear profiles for load distribution. In addition, it is possible to analyze contact stresses with different geometric parameters. The mesh refinement along the disc width helps to ensure an even distribution of contact forces.
The stiction breakaway speed is calculated to the motor side. The non-zero current is then derived to the input side of the gearbox. In addition, a small steady phase is modeled during the speed direction transition. The results of the simulation are compared to the measurement. The results show that the model is extremely accurate.
Positioning accuracy
Getting the correct positioning accuracy from a cycloidal gearbox is no small feat. This is because the gears are compact, and the clearances are relatively small. This means you can expect a lot of torque from your output shaft. However, this is only part of the picture. Other concerns, such as backlash, kinematic error, and loading are all important considerations.
Getting the best possible positioning accuracy from a cycloidal gearbox means choosing a reducer that is well-made and correctly configured. A properly-selected reducer will eliminate repeatable inaccuracies and provide absolute positioning accuracy at all times. In addition, this type of gearbox offers several advantages over conventional gearboxes. These include high efficiency, low backlash, and high overload protection.
Getting the correct positioning accuracy from a gearbox also involves choosing a supplier that knows what it is doing. The best vendors are those who have experience with the product, offer a wide variety, and provide support and service to ensure the product is installed and maintained correctly. Another consideration is the manufacturer’s warranty. A reputable manufacturer will offer warranties for the gearbox. The aforementioned factors will ensure that your investment in a cycloidal gearbox pays off for years to come.
Getting the correct positioning accuracy from your cycloidal gearbox involves choosing a manufacturer that specializes in this type of product. This is particularly true if you are involved in robotics, automated painting, or any other industrial process that requires the best possible accuracy. A good manufacturer will offer the latest technology, and have the expertise to help you find the best solution for your application. This will ensure your product is a success from start to finish.
Size
Choosing the right size of cycloidal gearbox is important for its efficient operation. However, it is not a simple task. The process involves complex machining and requires the creation of many parts. There are different sizes of cycloidal gearboxes, and a few basic rules of thumb can help you choose the right size.
The first rule of thumb for choosing the right size of cycloidal gearboxes is to use a gearbox with the same diameter of the input shaft. This means that the gearbox must be at least 5mm thick. The cycloid will also require a base and a bearing to hold the driveshaft in place. The base should be large enough to house the pins. The bearing must be the same size as the input shaft.
The next rule of thumb is to have a hole in the cycloid for the output shaft. In this way, the output will be back-drivable and has low backlash. There should be at least four to six output holes. The size of the holes should be such that the centerline of the cycloid is equal to the size of the center of the bearing.
Using a Desmos graph, you can then create the gear parameters. The number of pins should be equal to the number of teeth in the cycloidal gear, and the size of the pins should be twice the size of the gear. The radius of the pins should be equal to the value of C from Desmos, and the size of the pin circle should be equal to the R value.
The final rule of thumb is to ensure that the cycloid has no sharp edges or discontinuities. It should also have a smooth line.
editor by CX 2023-11-11
China supplier China Gearbox Manufacturer Wholesale Flange Output Motor Reducer Comer Gearbox cycloidal gear drive
Product Description
Product Description
China Gearbox Manufacturer Wholesale Flange output motor reducer comer gearbox
HangZhou Fubao Electromechanical Technology Co., Ltd.WF series motor reducer comer gearbox for 5 axis machining center developed and manufactured by WEITENSTAN together with German and ZheJiang technicians for many years.
High precision miniature cycloidal gearbox has the characteristics of smaller, ultra-thin, lightweight and high rigidity, anti-overload and high torque. With good deceleration performance, smooth operation and accurate positioning can be achieved. Integrated design, can be directly connected with the motor, to achieve high precision, high rigidity, high durability and other advantages. It is designed for high speed ratio, high geometric accuracy, low motion loss, large torque capacity and high stiffness applications. The compact design (minimum OD ≈40mm, currently the world’s smallest precision cycloidal pin-wheel reducer) allows it to be installed in limited Spaces.
The design of WEITENSTAN high-precision reducers is based on a new reduction principle and newly developed radial and axial output bearings. The result is a new generation of power transmission systems. The new drive concept allows WEITENSTAN gear units to be used directly in the gears of robot joints, rotary tables and various transport systems.
WEITENSTAN high-precision reducers are designed for applications requiring large speed ratios, high precision, low-loss motion, high torque capacity, and high rigidity. At the same time, they are compact in design, can be installed in limited spaces, and have small inertia.
Reducer drawings
Detailed Photos
Product Advantage
China Gearbox Manufacturer Wholesale Flange output motor reducer comer gearbox
advantages:
1, fine precision cycloidal structure
Ultra flat shape is achieved through differential reduction mechanism and thin cross roller bearing, contributing to the compact size of the equipment. The combination of small size and unmatched superior parameters achieves the best combination of performance, price and size (high cost performance).
2. Excellent accuracy (transmission loss ≤1 arcmin)
Through the complex meshing of precision cycloid gear and high precision roller pin, higher transmission accuracy is achieved while maintaining small size and high speed ratio.
3, high rigidity
Increase the mesh rate to disperse the load, so the rigidity is high.
4. High overload capacity
It maintains trouble-free operation under abnormally low noise and vibration conditions while ensuring excellent overturning and torsional stiffness parameters. Integrated axial radial cross roller bearings, high load capacity and overload capacity of the reducer, can ensure users to provide a variety of temperature range of applications.
5, the motor installation is simple
Electromechanical integration design, can be directly connected with the motor, any brand of motor can be installed directly, without adding any device.
6. Maintenance free
Seal grease to achieve maintenance free. No refueling, no mounting direction restrictions.
7, stable performance
The manufacturing process of high wear-resistant materials and high precision parts has been certified by ISO9000 quality system, which guarantees the reliable operation of the reducer.
Product Classification
WF Series
High Precision Miniature Reducer
WF series is a high precision micro cycloidal reducer with flange, which has a wide range of applications. This series of reducers includes precise reduction mechanisms and radial – axial roller bearings. The unique design allows load to act directly on the output flange or housing without additional bearings. WF series reducer is characterized by module design, can be installed through the flange motor and reducer, belongs to the motor directly connected reducer.
WFH Series
High Precision Miniature Reducer
WFH series is a hollow form of high precision miniature cycloidal reducer, wire, compressed air pipeline, drive shaft can be through the hollow shaft, non-motor direct connection type reducer. The WFH series is fully sealed, full of grease and includes precise deceleration mechanism and radial – axial roller bearings. The unique design allows load to be acted directly on the output flange or housing without additional bearings.
WR Series
high-precision corner reducer
The WR series is a flange output corner reducer. Like the WF and WFH series, it is a high-precision reducer (backlash less than 1 arc.min), and the level 2 can also be within 1 arc.min, which is higher than other types. Corner type reducer. It can replace the harmonic drive reducer, and its life and rigidity are more than 3 times that of the harmonic.
Product Parameters
Size | reduction ratio | Rated output moment | Allowable torque of start and stop | Instantaneous allowable moment | Rated input speed | Maximum input speed | Tilt stiffness | Torsional stiffness | No-load starting torque | Transmission accuracy | Error accuracy | Moment of inertia | Weight | |
Axis rotation | Shell rotation | Nm | Nm | Nm | rpm | rpm | Nm/arcmin | Nm/arcmin | Nm | arcmin | arcmin | kg-m² | kg | |
WF07 | 21 | 20 | 15 | 30 | 45 | 3000 | 6000 | 6 | 1.1 | 0.12 | P1≤±1 P2≤±3 | P1≤±1 P2≤±3 | 0.52 | 0.42 |
41 | 40 | 0.11 | 0.47 | |||||||||||
WF17 | 21 | 20 | 50 | 100 | 150 | 3000 | 6000 | 28 | 6 | 0.21 | P1≤±1 P2≤±3 | P1≤±1 P2≤±3 | 0.88 | 0.85 |
41 | 40 | 0.18 | 0.72 | |||||||||||
61 | 60 | 0.14 | 0.69 | |||||||||||
WF25 | 21 | 20 | 110 | 220 | 330 | 3000 | 5500 | 131 | 24 | 0.47 | P1≤±1 P2≤±3 | P1≤±1 P2≤±3 | 6.12 | 2 |
31 | 30 | 0.41 | 5.67 | |||||||||||
41 | 40 | 0.38 | 4.9 | |||||||||||
51 | 50 | 0.35 | 4.56 | |||||||||||
81 | 80 | 0.31 | 4.25 | |||||||||||
WF32 | 25 | 24 | 190 | 380 | 570 | 3000 | 4500 | 240 | 35 | 1.15 | P1≤±1 P2≤±3 | P1≤±1 P2≤±3 | 11 | 4.2 |
31 | 30 | 1.1 | 10.8 | |||||||||||
51 | 50 | 0.77 | 9.35 | |||||||||||
81 | 80 | 0.74 | 8.32 | |||||||||||
101 | 100 | 0.6 | 7.7 | |||||||||||
WF40 | 25 | 24 | 320 | 640 | 960 | 3000 | 4000 | 377 | 50 | 1.35 | P1≤±1 P2≤±3 | P1≤±1 P2≤±3 | 13.2 | 6.6 |
31 | 30 | 1.32 | 12.96 | |||||||||||
51 | 50 | 0.92 | 11.22 | |||||||||||
81 | 80 | 0.81 | 9.84 | |||||||||||
121 | 120 | 0.72 | 8.4 |
Installation Instructions
Company Profile
Q: Speed reducer grease replacement time
A: When sealing appropriate amount of grease and running reducer, the standard replacement time is 20000 hours according to the aging condition of the grease. In addition, when the grease is stained or used in the surrounding temperature condition (above 40ºC), please check the aging and fouling of the grease, and specify the replacement time.
Q: Delivery time
A: Fubao has 2000+ production base, daily output of 1000+ units, standard models within 7 days of delivery.
Q: Reducer selection
A: Fubao provides professional product selection guidance, with higher product matching degree, higher cost performance and higher utilization rate.
Q: Application range of reducer
A: Fubao has a professional research and development team, complete category design, can match any stepping motor, servo motor, more accurate matching.
Shipping Cost:
Estimated freight per unit. |
To be negotiated |
---|
Application: | Motor, Machinery, Agricultural Machinery |
---|---|
Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Customization: |
Available
| Customized Request |
---|
A Mathematical Model of a Cycloid Gearbox
Having a gearbox with a cycloidal rotor is an ideal design for a car or any other vehicle, as the cycloidal design can reduce the amplitude of vibration, which is a key component in car performance. Using a cycloidal gearbox is also a great way to reduce the amount of friction between the gears in the gearbox, which can help to reduce noise and wear and tear. A cycloidal gearbox is also a very efficient design for a vehicle that needs to perform under high loads, as the gearbox can be very robust against shock loads.
Basic design principles
cycloidal gearboxes are used for precision gearing applications. Cycloidal drives are compact and robust and offer lower backlash, torsional stiffness and a longer service life. They are also suitable for applications involving heavy loads.
Cycloidal drives are compact in size and provide very high reduction ratios. They are also very robust and can handle shock loads. Cycloidal drives are ideally suited to a wide range of drive technologies. Cycloidal gears have excellent torsional stiffness and can provide a transmission ratio of 300:1. They can also be used in applications where stacking multiple gear stages is not desired.
In order to achieve a high reduction ratio, cycloidal gears must be manufactured extremely accurately. Cycloidal gears have a curved tooth profile that removes shear forces at any point of contact. This provides a positive fit for the gear disc. This profile can be provided on a separate outer bushing or as an internal gear profile insert.
Cycloidal drives are used in marine propulsion systems, where the load plate rotates around the X and Y axis. The plate is anchored by a threaded screw hole arranged 15mm away from the center.
A secondary carrier body is used in a cycloidal gearbox to support the load plate. The secondary carrier body is composed of a mounting carrier body and a secondary carrier disc.
Low friction
Several studies have been conducted to understand the static problems of gears. In this paper, we discuss a mathematical model of a low friction cycloidal gearbox. This model is designed to calculate various parameters that affect the performance of the gearbox during production.
The model is based on a new approach that includes the stiction effect and the nonlinear friction characteristic. These parameters are not covered by the conventional rule of thumb.
The stiction effect is present when the speed direction is changed. During this time, the input torque is required to prevail over the stiction effect to generate movement. The model also enables us to calculate the magnitude of the stiction effect and its breakaway speed.
The most important thing is that the model can be used to improve the dynamic behavior of a controlled system. In this regard, the model has a high degree of accuracy. The model is tested in several quadrants of the gearbox to find the optimum stiction breakaway speed. The simulation results of the model show that this model is effective in predicting the efficiency of a low friction cycloidal gearbox.
In addition to the stiction model, we also studied the efficiency of a low friction cycloidal reducer. The reduction ratio of this gearbox was estimated from the formula. It is found that the ratio approaches negative infinity when the motor torque is close to zero Nm.
Compact
Unlike standard planetary gears, cycloidal gearboxes are compact, low friction and feature virtually zero backlash. They also offer high reduction ratios, high load capacity and high efficiency. These features make them a viable option for a variety of applications.
Cycloid disks are driven by an eccentric input shaft. They are then driven by a stationary ring gear. The ring gear rotates the cycloidal disk at a higher rate. The input shaft rotates nine times to complete a full rotation. The ring gear is designed to correct the dynamic imbalance.
CZPT cycloidal gearheads are designed for precision and stable operation. These reducers are robust and can handle large translocations. They also offer high overload protection. They are suitable for shock wave therapy. CZPT gearheads are also well suited for applications with critical positioning accuracy. They also require low assembly and design costs. They are designed for long service life and low hysteresis loss.
CZPT cycloidal reducers are used in a variety of industrial applications, including CNC machining centers, robot positioners and manipulators. They offer a unique design that can handle high forces on the output axis, and are especially suitable for large translocations. These gearheads are highly efficient, reducing costs, and are available in a variety of sizes. They are ideal for applications that require millimetre accuracy.
High reduction ratios
Compared to other gearboxes, cycloidal gearboxes offer high reduction ratios and small backlash. They are also less expensive. Cycloid gearboxes can be used in a variety of industries. They are suitable for robotic applications. They also have high efficiency and load capacity.
A cycloidal gearbox works by rotating a cycloidal disc. This disc contains holes that are bigger than the pins on the output shaft. When the disc is rotated, the output pins move in the holes to generate a steady output shaft rotation. This type of gearbox does not require stacking stages.
Cycloid gearboxes are usually shorter than planetary gearboxes. Moreover, they are more robust and can transmit higher torques.
Cycloid gearboxes have an eccentric cam that drives the cycloidal disc. The cycloidal disc advances in 360deg/pivot/roller steps. It also rotates in an eccentric pattern. It meshes with the ring-gear housing. It also engages the internal teeth of the ring-gear housing.
The number of lobes on the cycloidal disc is not sufficient to generate a good transmission ratio. In fact, the number of lobes must be less than the number of pins surrounding the cycloidal disc.
The cycloidal disc is rotated by an eccentric cam that extends from the base shaft. The cam also spins inside the cycloidal disc. The eccentric motion of the cam helps the cycloidal disc rotate around the pins of the ring-gear housing.
Reducing amplitude of the vibration
Various approaches to reducing amplitude of the vibration in a cycloidal gearbox have been studied. These approaches are based on the kinematic analysis of gearbox.
A cycloidal gearbox is a gearbox that consists of bearings, gears, and an eccentric bearing that drives a cycloidal disc. This gearbox has a high reduction ratio, which is achieved by a series of output shaft pins that drive the output shaft as the disc rotates.
The test bench used in the studies has four sensors. Each sensor acquires signals with different signal processing techniques. In addition, there is a tachometer that acquires variations in rotational velocity at the input side.
The kinematic study of the robotic gearbox was performed to understand the frequency of vibrations and to determine whether the gearbox is faulty. It was found that the gearbox is in healthy operation when the amplitude of the x and y is low. However, when the amplitude is high, it is indicative of a malfunctioning element.
The frequency analysis of vibration signals is performed for both cyclostationary and noncyclostationary conditions. The frequencies that are selected are those that appear in both types of conditions.
Robust against shock loads
Compared to traditional gearboxes, cycloidal gearboxes have significant benefits when it comes to shock loads. These include high shock-load capacity, high efficiency, reduced cost, lower weight, lower friction, and better positioning accuracy.
Cycloid gears can be used to replace traditional planetary gears in applications where inertia is important, such as the transportation of heavy loads. They have a lighter design and can be manufactured to a more compact size, which helps reduce cost and installation expense. Cycloid gears are also able to provide transmission ratios of up to 300:1 in a small package.
Cycloid gears are also suitable for applications where a long service life is essential. Their radial clamping ring reduces inertia by up to 39%. Cycloid gears have a torsional stiffness that is five times higher than that of conventional planetary gears.
Cycloid gearboxes can provide significant improvements in concrete mixers. They are a highly efficient design, which allows for important innovations. They are also ideal for servo applications, machine tools, and medical technology. They feature user-friendly screw connections, effective corrosion protection, and effective handling.
Cycloid gears are especially useful for applications with critical positioning accuracy. For example, in the control of large parabolic antennas, high shock load capacity is required to maintain accuracy. Cycloid gears can withstand shock loads up to 500% of their rated torque.
Inertial effects
Various studies have been conducted to investigate the static problems of gears. However, there is still a need for a proper model to investigate the dynamic behaviour of a controlled system. For this, a mathematical model of a cycloidal gearbox has been developed. The presented model is a simple model that can be used as the basis for a more complex mechanical model.
The mathematical model is based on the cycloidal gearbox’s mechanical construction and has a nonlinear friction characteristic. The model is able to reproduce the current peaks and breaks at standstill. It also considers the stiction effect. However, it does not cover backlash or torsional stiffness.
This model is used to calculate the torque generating current and the inertia of the motor. These values are then compared with the real system measurement. The results show that the simulation results are very close to the real system measurement.
Several parameters are considered in the model to improve its dynamic behaviour. These parameters are calculated from the harmonic drive system analysis. These are torque-generating current, inertia, and the contact forces of the rotating parts.
The model has a high level of accuracy and can be used for motor control. It is also able to reproduce the dynamic behaviour of a controlled system.
editor by CX 2023-05-19
China Best Sales High Output Torque Density 50W-1500W Cycloidal Gearbox for Positioner Tilt Axis cycloidal drive motor
Product Description
Product Description
High output torque density 50W-1500W cycloidal gearbox for positioner tilt axis
WF series cycloidal gearbox for 5 axis machining center developed and manufactured by WEITENSTAN together with German and ZheJiang technicians for many years.
High precision miniature cycloidal gearbox has the characteristics of smaller, ultra-thin, lightweight and high rigidity, anti-overload and high torque. With good deceleration performance, smooth operation and accurate positioning can be achieved. Integrated design, can be directly connected with the motor, to achieve high precision, high rigidity, high durability and other advantages. It is designed for high speed ratio, high geometric accuracy, low motion loss, large torque capacity and high stiffness applications. The compact design (minimum OD ≈40mm, currently the world’s smallest precision cycloidal pin-wheel reducer) allows it to be installed in limited Spaces.
Reducer drawings
Detailed Photos
Product Advantage
High output torque density 50W-1500W cycloidal gearbox for positioner tilt axis
advantages:
1, fine precision cycloidal structure
Ultra flat shape is achieved through differential reduction mechanism and thin cross roller bearing, contributing to the compact size of the equipment. The combination of small size and unmatched superior parameters achieves the best combination of performance, price and size (high cost performance).
2. Excellent accuracy (transmission loss ≤1 arcmin)
Through the complex meshing of precision cycloid gear and high precision roller pin, higher transmission accuracy is achieved while maintaining small size and high speed ratio.
3, high rigidity
Increase the mesh rate to disperse the load, so the rigidity is high.
4. High overload capacity
It maintains trouble-free operation under abnormally low noise and vibration conditions while ensuring excellent overturning and torsional stiffness parameters. Integrated axial radial cross roller bearings, high load capacity and overload capacity of the reducer, can ensure users to provide a variety of temperature range of applications.
5, the motor installation is simple
Electromechanical integration design, can be directly connected with the motor, any brand of motor can be installed directly, without adding any device.
6. Maintenance free
Seal grease to achieve maintenance free. No refueling, no mounting direction restrictions.
7, stable performance
The manufacturing process of high wear-resistant materials and high precision parts has been certified by ISO9000 quality system, which guarantees the reliable operation of the reducer.
Product Classification
WF Series
High Precision Miniature Reducer
WF series is a high precision micro cycloidal reducer with flange, which has a wide range of applications. This series of reducers includes precise reduction mechanisms and radial – axial roller bearings. The unique design allows load to act directly on the output flange or housing without additional bearings. WF series reducer is characterized by module design, can be installed through the flange motor and reducer, belongs to the motor directly connected reducer.
WFH Series
High Precision Miniature Reducer
WFH series is a hollow form of high precision miniature cycloidal reducer, wire, compressed air pipeline, drive shaft can be through the hollow shaft, non-motor direct connection type reducer. The WFH series is fully sealed, full of grease and includes precise deceleration mechanism and radial – axial roller bearings. The unique design allows load to be acted directly on the output flange or housing without additional bearings.
WR Series
high-precision corner reducer
The WR series is a flange output corner reducer. Like the WF and WFH series, it is a high-precision reducer (backlash less than 1 arc.min), and the level 2 can also be within 1 arc.min, which is higher than other types. Corner type reducer. It can replace the harmonic drive reducer, and its life and rigidity are more than 3 times that of the harmonic.
Product Parameters
Size | reduction ratio | Rated output moment | Allowable torque of start and stop | Instantaneous allowable moment | Rated input speed | Maximum input speed | Tilt stiffness | Torsional stiffness | No-load starting torque | Transmission accuracy | Error accuracy | Moment of inertia | Weight | |
Axis rotation | Shell rotation | Nm | Nm | Nm | rpm | rpm | Nm/arcmin | Nm/arcmin | Nm | arcmin | arcmin | kg-m² | kg | |
WF07 | 21 | 20 | 15 | 30 | 45 | 3000 | 6000 | 6 | 1.1 | 0.12 | P1≤±1 P2≤±3 | P1≤±1 P2≤±3 | 0.52 | 0.42 |
41 | 40 | 0.11 | 0.47 | |||||||||||
WF17 | 21 | 20 | 50 | 100 | 150 | 3000 | 6000 | 28 | 6 | 0.21 | P1≤±1 P2≤±3 | P1≤±1 P2≤±3 | 0.88 | 0.85 |
41 | 40 | 0.18 | 0.72 | |||||||||||
61 | 60 | 0.14 | 0.69 | |||||||||||
WF25 | 21 | 20 | 110 | 220 | 330 | 3000 | 5500 | 131 | 24 | 0.47 | P1≤±1 P2≤±3 | P1≤±1 P2≤±3 | 6.12 | 2 |
31 | 30 | 0.41 | 5.67 | |||||||||||
41 | 40 | 0.38 | 4.9 | |||||||||||
51 | 50 | 0.35 | 4.56 | |||||||||||
81 | 80 | 0.31 | 4.25 | |||||||||||
WF32 | 25 | 24 | 190 | 380 | 570 | 3000 | 4500 | 240 | 35 | 1.15 | P1≤±1 P2≤±3 | P1≤±1 P2≤±3 | 11 | 4.2 |
31 | 30 | 1.1 | 10.8 | |||||||||||
51 | 50 | 0.77 | 9.35 | |||||||||||
81 | 80 | 0.74 | 8.32 | |||||||||||
101 | 100 | 0.6 | 7.7 | |||||||||||
WF40 | 25 | 24 | 320 | 640 | 960 | 3000 | 4000 | 377 | 50 | 1.35 | P1≤±1 P2≤±3 | P1≤±1 P2≤±3 | 13.2 | 6.6 |
31 | 30 | 1.32 | 12.96 | |||||||||||
51 | 50 | 0.92 | 11.22 | |||||||||||
81 | 80 | 0.81 | 9.84 | |||||||||||
121 | 120 | 0.72 | 8.4 |
Installation Instructions
Company Profile
Q: Speed reducer grease replacement time
A: When sealing appropriate amount of grease and running reducer, the standard replacement time is 20000 hours according to the aging condition of the grease. In addition, when the grease is stained or used in the surrounding temperature condition (above 40ºC), please check the aging and fouling of the grease, and specify the replacement time.
Q: Delivery time
A: Fubao has 2000+ production base, daily output of 1000+ units, standard models within 7 days of delivery.
Q: Reducer selection
A: Fubao provides professional product selection guidance, with higher product matching degree, higher cost performance and higher utilization rate.
Q: Application range of reducer
A: Fubao has a professional research and development team, complete category design, can match any stepping motor, servo motor, more accurate matching.
Shipping Cost:
Estimated freight per unit. |
To be negotiated |
---|
Application: | Motor, Machinery, Agricultural Machinery |
---|---|
Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Customization: |
Available
| Customized Request |
---|
Cyclone Gearbox Vs Involute Gearbox
Whether you’re using a cycloidal gearbox or an involute gearbox for your application, there are a few things you should know. This article will highlight some of those things, including: cycloidal gearbox vs involute gearbox, weight, compressive force, precision, and torque density.
Compressive force
Several studies have been carried out to analyze the static characteristics of gears. In this article, the authors investigate the structural and kinematic principles of a cycloidal gearbox. The cycloidal gearbox is a gearbox that uses an eccentric bearing inside a rotating frame. It has no common pinion-gear pair, and is therefore ideal for a high reduction ratio.
The purpose of this paper is to investigate the stress distribution on a cycloidal disc. Various gear profiles are investigated in order to study the load distribution and dynamic effects.
Cycloidal gearboxes are subject to compression and backlash, which require the use of proper ratios for the bearing rate and the TSA. The paper also focuses on the kinematic principles of the reducer. In addition, the authors use standard analysis techniques for the shaft/gear and the cycloidal disc.
The authors previously worked on a rigid body dynamic simulation of a cycloidal reducer. The analysis used a trochoidal profile on the cycloidal disc periphery. The trochoidal profile is obtained from a manufacturing drawing and takes into account the tolerances.
The mesh density in the cycloidal disc captures the exact geometry of the parts. It provides accurate contact stresses.
The cycloidal disc consists of nine lobes, which move by one lobe per rotation of the drive shaft. However, when the disc is rotated around the pins, the cycloidal disc does not move around the center of gravity. Therefore, the cycloidal disc shares torque load with five outer rollers.
A low reduction ratio in a cycloidal gearbox results in a higher induced stress in the cycloidal disc. This is due to the bigger hole designed to reduce the material inside the disc.
Torque density
Several types of magnetic gearboxes have been studied. Some magnetic gearboxes have a higher torque density than others, but they are still not able to compete with the mechanical gearboxes.
A new high torque density cycloidal magnetic gearbox using Halbach rotors has been developed and is being tested. The design was validated by building a CPCyMG prototype. The results showed that the simulated slip torque was comparable to the experimental slip torque. The peak torque measured was a p3 = 14 spatial harmonic, and it corresponds to the active region torque density of 261.4 N*m/L.
This cycloidal gearbox also has a high gear ratio. It has been tested to achieve a peak torque of 147.8 Nm, which is more than double the torque density of the traditional cycloidal gearbox. The design incorporates a ferromagnetic back-support that provides mechanical fabrication support.
This cycloidal gearbox also shows how a small diameter can achieve a high torque density. It is designed with an axial length of 50mm. The radial deflection forces are not serious at this length. The design uses a small air gap to reduce the radial deflection forces, but it is not the only design option.
The trade-off design also has a high volumetric torque density. It has a smaller air gap and a higher mass torque density. It is feasible to make and mechanically strong. The design is also one of the most efficient in its class.
The helical gearing design is a newer technology that brings a higher level of precision to a cycloidal gearbox. It allows a servomotor to handle a heavy load at high cycle rates. It is also useful in applications that require smaller design envelopes.
Weight
Compared to planetary gearboxes, the weight of cycloidal gearboxes is not as significant. However, they do provide some advantages. One of the most significant features is their backlash-free operation, which helps them deliver smooth and precise movement.
In addition, they provide high efficiency, which means that servo motors can run at higher speeds. The best part is that they do not need to be stacked up in order to achieve a high ratio.
Another advantage of cycloidal gearboxes is that they are usually less expensive than planetary gearboxes. This means that they are suitable for the manufacturing industry and robotics. They are also suited for heavy-duty robots that require a robust gearbox.
They also provide a better reduction ratio. Cycloidal gears can achieve reduction ratios from 30:1 to 300:1, which is a huge improvement over planetary gears. However, there are few models available that provide a ratio below 30:1.
Cycloidal gears also offer more resistance to wear, which means that they can last longer than planetary gears. They are also more compact, which helps them achieve high ratios in a smaller space. The design of cycloidal gears also makes them less prone to backlash, which is one of the major shortcomings of planetary gearboxes.
In addition, cycloidal gears can also provide better positioning accuracy. In fact, this is one of the primary reasons for choosing cycloidal gears over planetary gears. This is because the cycloid disc rotates around a bearing independently of the input shaft.
Compared to planetary gearboxes, cycloidal gears are also much shorter. This means that they provide the best positioning accuracy. They are also 50% lighter, meaning that they have a smaller diameter.
Precision
Several experts have studied the cycloidal gearbox in precision reducers. Their research mainly focuses on the mathematical model and the method for precision evaluation of cycloidal gears.
The traditional modification design of cycloidal gears is mainly realized by setting various machining parameters and center position of the grinding wheel. But it has some disadvantages because of unstable meshing accuracy and uncontrollable tooth profile curve shape.
In this study, a new method of modification design of cycloidal gears is proposed. This method is based on the calculation of meshing backlash and pressure angle distribution. It can effectively pre-control the transmission accuracy of cycloid-pin gear. It can also ensure good meshing characteristics.
The proposed method can be applied in the manufacture of rotary vector reducers. It is also applicable in the precision reducer for robots.
The mathematical model for cycloidal gears can be established with the pressure angle a as a dependent variable. It is possible to calculate the pressure angle distribution and the profile pressure angle. It can also be expressed as DL=f(a). It can be applied in the design of precision reducers.
The study also considers the root clearance, the backlash of gear teeth and the profile angle. These factors have a direct effect on the transmission performance of cycloidal gear. It also indicates the higher motion accuracy and the smaller backlash. The modified profile can also reflect the smaller transmission error.
In addition, the proposed method is also based on the calculation of lost motion. It determines the angle of first tooth contacts. This angle is an important factor affecting the modification quality. The transmission error after the second cycloid method is the least.
Finally, a case study on the CZPT RV-35N gear pair is shown to prove the proposed method.
Involute gears vs cycloidal gears
Compared to involute gears, cycloidal gears have a lower noise, less friction, and last longer. However, they are more expensive. Cycloidal gears can be more difficult to manufacture. They may be less suitable for certain applications, including space manipulators and robotic joints.
The most common gear profile is the involute curve of a circle. This curve is formed by the endpoint of an imaginary taut string unwinding from the circle.
Another curve is the epicycloid curve. This curve is formed by the point rigidly attached to the circle rolling over another circle. This curve is difficult to produce and is much more expensive to produce than the involute curve.
The cycloid curve of a circle is also an example of the multi-cursor. This curve is generated by the locus of the point on the circle’s circumference.
The cycloid curve has the same diameter as the involute curve, but is tangentially curving along the circle’s diameter. This curve is also classified as ordinary. It has several other functions. The FE method was used to analyze the strain state of cycloidal speed reducers.
There are many other curves, but the involute curve is the most widely used gear profile. The involute curve of a circle is a spiraling curve traced by the endpoint of an imaginary tautstring.
Involute gears are a lot like a set of Lego blocks. They are a lot of fun to play with. They also have a lot of advantages. For example, they can handle center sifts better than cycloidal gears. They are also much easier to manufacture, so the cost of involute teeth is lower. However, they are obsolete.
Cycloidal gears are also more difficult to manufacture than involute gears. They have a convex surface, which leads to more wear. They also have a simpler shape than involute gears. They also have less teeth. They are used in rotary motions, such as in the rotors of screw compressors.
editor by CX 2023-05-17
China 10kw 20kw Electric Motor Reducer Cycloidal Gearbox for Mixer cycloidal drive mechanism
Solution Description
Product Description
10kW 20kW electric powered motor reducer cycloidal gearbox for mixer
Components:
one. Housing: Solid Iron
2. Gearset: Cycloid Wheel & Pin Wheel
3. Input Configurations:
Outfitted with Electrical Motors (AC Motor, Brake Motor, Explosion-proof Motor, Controlled Velocity Motor, Hydraulic Motor)
IEC-normalized Motor Flange
Keyed CZPT Shaft Enter
4. Output Configurations:
Keyed CZPT Shaft Output
In depth Photos
Features:
one. Big reduction ratio, 1-phase ratio 9~87, 2-phase ratio 121~1849, greater reduction ratio is obtainable by 3-stage or multistage combos
2. High performance, the average efficiency is above ninety%
three. Compact construction, light excess weight
four. Steady and trustworthy operation, minimal noise5. Lengthy services life
Item Parameters
Parameters:
Models | Power | Ratio | Max. Torque | Output Shaft Dia. | Input Shaft Dia. |
1 Phase | |||||
X2(B0/B12) | .37~1.5 | 9~87 | one hundred fifty | Φ25(Φ30) | Φ15 |
X3(B1/B15) | .fifty five~2.two | nine~87 | 250 | Φ35 | Φ18 |
X4(B2/B18) | .seventy five~4. | nine~87 | five hundred | Φ45 | Φ22 |
X5(B3/B22) | 1.5~7.5 | 9~87 | 1,000 | Φ55 | Φ30 |
X6(B4/B27) | 2.2~eleven | nine~87 | 2,000 | Φ65(Φ70) | Φ35 |
X7 | three.~eleven | 9~87 | two,seven-hundred | Φ80 | Φ40 |
X8(B5/B33) | 5.5~18.5 | 9~87 | four,five hundred | Φ90 | Φ45 |
X9(B6/B39) | 7.5~30 | 9~87 | seven,100 | Φ100 | Φ50 |
X10(B7/B45) | 15~45 | nine~87 | 12,000 | Φ110 | Φ55 |
X11(B8/B55) | 18.5~fifty five | 9~87 | twenty,000 | Φ130 | Φ70 |
2 Phase | |||||
X32(B10) | .twenty five~.fifty five | 121~1849 | – | Φ35 | Φ15 |
X42(B20/B1812) | .37~.75 | 121~1849 | – | Φ45 | Φ15 |
X53(B31/B2215) | .55~1.five | 121~1849 | – | Φ55 | Φ18 |
X63(B41/B2715) | .75~2.2 | 121~1849 | – | Φ65(Φ70) | Φ18 |
X64(B42/B2718) | .seventy five~2.2 | 121~1849 | – | Φ65(Φ70) | Φ22 |
X74 | 1.1~3. | 121~1849 | – | Φ80 | Φ22 |
X84(B52/B3318) | 1.5~4. | 121~1849 | – | Φ90 | Φ22 |
X85(B53/B3322) | 2.2~5.5 | 121~1849 | – | Φ90 | Φ30 |
X95(B63/B3922) | 3.~7.five | 121~1849 | – | Φ100 | Φ30 |
X106(B74/B4527) | four.~11 | 121~1849 | – | Φ110 | Φ35 |
X117(B84/B5527) | four.~fifteen | 121~1849 | – | Φ130 | Φ40(Φ35) |
one Stage Ratio: 9, eleven, seventeen, 23, 29, 35, forty three, 59, seventy one, 87
two Phase Ratio: 121, 187, 289, 385, 473, 595, 731, 989, 1225, 1849
Installation:
Foot Mounted
Flange Mounted
Lubrication:
– | Foot-mounted | Flange-mounted | ||
1 Phase | X2~X4 | X5~X11 | X2~X4 | X5~X11 |
Grease Lubrication | Oil-bathtub & Splash Lubrication | Grease Lubrication | Oil Pump Circulation Lubrication | |
2 Phase | X32~X42 | X53~X117 | X32~X42 | X53~X117 |
Grease Lubrication | Oil-tub & Splash Lubrication | Grease Lubrication | Oil Pump Circulation Lubrication |
Cooling:
Normal Cooling
Packaging & Transport
Company Profile
Our Positive aspects
FAQ
one.Q:What types of gearbox can you make for us?
A:Main goods of our business: UDL series pace variator,RV series worm equipment reducer, ATA sequence shaft mounted gearbox, X,B sequence gear reducer,
P sequence planetary gearbox and R, S, K, and F series helical-tooth reducer, a lot more
than 1 hundred models and hundreds of technical specs
two.Q:Can you make as for each custom drawing?
A: Yes, we offer you customized services for clients.
3.Q:What is your phrases of payment ?
A: thirty% Advance payment by T/T soon after signing the deal.70% just before shipping and delivery
4.Q:What is your MOQ?
A: 1 Set
Welcome to contact us for much more depth information and inquiry.
If you have particular parameters and prerequisite for our gearbox, customization is offered.
/ Piece | |
1 Piece (Min. Order) |
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Application: | Motor, Machinery, Agricultural Machinery, Industry |
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Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
Layout: | Cycloidal |
Hardness: | Hardened |
Installation: | Vertical Type |
Step: | Double-Step |
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Samples: |
US$ 50/Piece
1 Piece(Min.Order) |
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Customization: |
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Models | Power | Ratio | Max. Torque | Output Shaft Dia. | Input Shaft Dia. |
1 Stage | |||||
X2(B0/B12) | 0.37~1.5 | 9~87 | 150 | Φ25(Φ30) | Φ15 |
X3(B1/B15) | 0.55~2.2 | 9~87 | 250 | Φ35 | Φ18 |
X4(B2/B18) | 0.75~4.0 | 9~87 | 500 | Φ45 | Φ22 |
X5(B3/B22) | 1.5~7.5 | 9~87 | 1,000 | Φ55 | Φ30 |
X6(B4/B27) | 2.2~11 | 9~87 | 2,000 | Φ65(Φ70) | Φ35 |
X7 | 3.0~11 | 9~87 | 2,700 | Φ80 | Φ40 |
X8(B5/B33) | 5.5~18.5 | 9~87 | 4,500 | Φ90 | Φ45 |
X9(B6/B39) | 7.5~30 | 9~87 | 7,100 | Φ100 | Φ50 |
###
X10(B7/B45) | 15~45 | 9~87 | 12,000 | Φ110 | Φ55 |
X11(B8/B55) | 18.5~55 | 9~87 | 20,000 | Φ130 | Φ70 |
2 Stage | |||||
X32(B10) | 0.25~0.55 | 121~1849 | – | Φ35 | Φ15 |
X42(B20/B1812) | 0.37~0.75 | 121~1849 | – | Φ45 | Φ15 |
X53(B31/B2215) | 0.55~1.5 | 121~1849 | – | Φ55 | Φ18 |
X63(B41/B2715) | 0.75~2.2 | 121~1849 | – | Φ65(Φ70) | Φ18 |
X64(B42/B2718) | 0.75~2.2 | 121~1849 | – | Φ65(Φ70) | Φ22 |
X74 | 1.1~3.0 | 121~1849 | – | Φ80 | Φ22 |
X84(B52/B3318) | 1.5~4.0 | 121~1849 | – | Φ90 | Φ22 |
X85(B53/B3322) | 2.2~5.5 | 121~1849 | – | Φ90 | Φ30 |
X95(B63/B3922) | 3.0~7.5 | 121~1849 | – | Φ100 | Φ30 |
X106(B74/B4527) | 4.0~11 | 121~1849 | – | Φ110 | Φ35 |
X117(B84/B5527) | 4.0~15 | 121~1849 | – | Φ130 | Φ40(Φ35) |
###
– | Foot-mounted | Flange-mounted | ||
1 Stage | X2~X4 | X5~X11 | X2~X4 | X5~X11 |
Grease Lubrication | Oil-bath & Splash Lubrication | Grease Lubrication | Oil Pump Circulation Lubrication | |
2 Stage | X32~X42 | X53~X117 | X32~X42 | X53~X117 |
Grease Lubrication | Oil-bath & Splash Lubrication | Grease Lubrication | Oil Pump Circulation Lubrication |
/ Piece | |
1 Piece (Min. Order) |
###
Application: | Motor, Machinery, Agricultural Machinery, Industry |
---|---|
Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
Layout: | Cycloidal |
Hardness: | Hardened |
Installation: | Vertical Type |
Step: | Double-Step |
###
Samples: |
US$ 50/Piece
1 Piece(Min.Order) |
---|
###
Customization: |
---|
###
Models | Power | Ratio | Max. Torque | Output Shaft Dia. | Input Shaft Dia. |
1 Stage | |||||
X2(B0/B12) | 0.37~1.5 | 9~87 | 150 | Φ25(Φ30) | Φ15 |
X3(B1/B15) | 0.55~2.2 | 9~87 | 250 | Φ35 | Φ18 |
X4(B2/B18) | 0.75~4.0 | 9~87 | 500 | Φ45 | Φ22 |
X5(B3/B22) | 1.5~7.5 | 9~87 | 1,000 | Φ55 | Φ30 |
X6(B4/B27) | 2.2~11 | 9~87 | 2,000 | Φ65(Φ70) | Φ35 |
X7 | 3.0~11 | 9~87 | 2,700 | Φ80 | Φ40 |
X8(B5/B33) | 5.5~18.5 | 9~87 | 4,500 | Φ90 | Φ45 |
X9(B6/B39) | 7.5~30 | 9~87 | 7,100 | Φ100 | Φ50 |
###
X10(B7/B45) | 15~45 | 9~87 | 12,000 | Φ110 | Φ55 |
X11(B8/B55) | 18.5~55 | 9~87 | 20,000 | Φ130 | Φ70 |
2 Stage | |||||
X32(B10) | 0.25~0.55 | 121~1849 | – | Φ35 | Φ15 |
X42(B20/B1812) | 0.37~0.75 | 121~1849 | – | Φ45 | Φ15 |
X53(B31/B2215) | 0.55~1.5 | 121~1849 | – | Φ55 | Φ18 |
X63(B41/B2715) | 0.75~2.2 | 121~1849 | – | Φ65(Φ70) | Φ18 |
X64(B42/B2718) | 0.75~2.2 | 121~1849 | – | Φ65(Φ70) | Φ22 |
X74 | 1.1~3.0 | 121~1849 | – | Φ80 | Φ22 |
X84(B52/B3318) | 1.5~4.0 | 121~1849 | – | Φ90 | Φ22 |
X85(B53/B3322) | 2.2~5.5 | 121~1849 | – | Φ90 | Φ30 |
X95(B63/B3922) | 3.0~7.5 | 121~1849 | – | Φ100 | Φ30 |
X106(B74/B4527) | 4.0~11 | 121~1849 | – | Φ110 | Φ35 |
X117(B84/B5527) | 4.0~15 | 121~1849 | – | Φ130 | Φ40(Φ35) |
###
– | Foot-mounted | Flange-mounted | ||
1 Stage | X2~X4 | X5~X11 | X2~X4 | X5~X11 |
Grease Lubrication | Oil-bath & Splash Lubrication | Grease Lubrication | Oil Pump Circulation Lubrication | |
2 Stage | X32~X42 | X53~X117 | X32~X42 | X53~X117 |
Grease Lubrication | Oil-bath & Splash Lubrication | Grease Lubrication | Oil Pump Circulation Lubrication |
How to Use a Cyclone Gearbox
Often, a cycloidal gearbox is used in order to achieve a torque transfer from a motor or pump. This type of gearbox is often a common choice as it has a number of advantages over a regular gearbox. Its main advantage is that it is easy to make, which means that it can be incorporated into a variety of applications. However, if you want to use a cycloidal gearbox, there are a few things that you need to know. These include the operation principle, the structure and the dynamic and inertial effects that come with it.
Dynamic and inertial effects
Several studies have been carried out on the static and dynamic properties of cycloidal gears. The study of these effects is beneficial in assisting optimal design of cycloidal speed reducers.
In this paper, the dynamic and inertial effects of a two-stage cycloidal speed reducer have been investigated using the CZPT program package. Moreover, a new model for cycloidal reducers based on non-linear contact dynamics has been developed. The new model aims to predict several operational conditions.
The normal excitation contact force for the cycloid discs of the first and second stage is very similar. However, the total deformation at the contact point is different. This effect is mainly due to the system’s own oscillations. The cycloid discs of the second stage turn around the ring gear roller with a 180deg angle. This angle is a significant contributor to the torque loads. The total excitation force on the cycloid discs of first and second stage is 1848 N and 2068.7 N, respectively.
In order to analyze the contact stress, different gear profiles were investigated. The mesh density was considered as an important design criterion. It was found that a bigger hole reduces the material content of the cycloidal disc and results in more stresses.
Moreover, it is possible to reduce the contact forces in a more efficient manner by changing the geometric parameters. This can be done by mesh refinement along the disc width. The cycloidal disc has the greatest influence on the output results.
The efficiency of a cycloidal drive increases with the increase in load. The efficiency of a cycloidal reducer also depends on the eccentricity of the input shaft and the cycloidal plate. The efficiency curve for small loads is linear. However, for the larger loads, the efficiency curve becomes more non-linear. This is because the stiffness of the cycloid reducer increases as the load increases.
Structure
Despite the fact that it looks like a complicated engineering puzzle, the construction of a cycloidal gearbox is actually quite simple. The key elements are the base, the load plate and the thrust bearing. All these elements work together to create a stable, compact gearbox.
The base is a circular section with several cylindrical pins around its outer edge. The pins are fixed on a fixed ring that holds them in a circular path. The ring serves as a reference circle. The circle’s size is approximately 5mm in diameter.
The load plate is a series of threaded screw holes. These are arranged 15mm away from the center. These are used to anchor external structures. The load plate must be rotated around the X and Y axis.
The thrust bearing is placed on top of the load plate. The bearing is made of an internal diameter of 35mm and an external diameter of 52mm. It is used to allow rotation around the Z axis.
The cycloidal disc is the centerpiece of the cycloidal gearbox. The disc has holes for the pins that drive the output shaft. The holes are larger than those used in output roller pins. The disc also has a reduced eccentricity.
The pins are attached to the cycloidal disc by rolling pins. The pins are made of a material that provides mechanical support for the drive during high-torque situations. The pins have a 9mm external diameter. The disc has a number of lobes and is rotated by one lobe per shaft revolution.
The cycloidal gearbox also has a top cover that helps keep the components together. The cover has a pocket for tools. The top cover also has threads that screw into the casing.
Operation principle
Among many types of gear transmissions, cycloidal gearboxes are used in heavy machinery and multi-axis robots. They are highly effective, compact and capable of high ratios. In addition, they have an overload capability.
Cycloid disks are driven by eccentric shafts that rotate around fixed ring pins. Roller pins of the pin disc engage with holes in the cycloidal disc. These roller pins drive the pin disc and the pin disc transfers the motion to the output shaft.
Unlike conventional gear drives, cycloidal drives have low backlash and high torsional stiffness. They are ideally suited to heavy loads and all drive technologies. The lower mass and compact design of the cycloidal disk also contributes to its high efficiency and positioning accuracy.
The cycloidal disc plays a central role in the gearbox kinematics. It rotates around a fixed ring in a circle. When the disc is pushed against the ring gear, the pins engage with the disc and the roller pins rotate around the pins. This rotating motion generates vibration, which travels through the driven shafts.
Cycloid discs are typically designed with a short cycloid, so that the eccentricity is minimized. This reduces unbalance forces at high speeds. Ideally, the number of lobes on the cycloid is smaller than the number of surrounding pins. This reduces the amount of Hertzian contact stress.
Unlike planetary gears, cycloidal gears have high accuracy and are capable of withstanding shock loads. They also experience low friction and less wear on tooth flanks. They also have higher efficiency and load capacity.
Cycloid gears are generally more difficult to manufacture than involute gears. Cycloid gears are not suitable for stacking gear stages. They require extreme accuracy for manufacturing. However, their smaller size and low backlash, high torsional stiffness, and low vibration make them ideal for use in heavy machines.
Involute gear tooth profile
Almost all gears are manufactured with an involute gear tooth profile. Cycloid gears are also produced with this profile. Compared with involute gears, cycloid gears are stronger and can transmit more power. However, they can also be more difficult to manufacture. This makes them costlier.
The involute gear tooth profile is a smooth curve. It is derived from the involute curve of a circle. A tangent to the base circle is the normal at any point of an involute.
This curve has properties that allow the involute gear teeth to transfer motion in perpendicular direction. It is also the path traced by the end of the string unwrapping from a cylinder.
An involute profile has the advantage of being easy to manufacture. It also allows for smooth meshing despite misalignment of the centre distance. This profile is also preferred over a cycloid tooth profile, but it is not the best in every regard.
Cycloid gear teeth are also made of two curves. Unlike involute teeth, cycloid gear teeth have a consistent radius. Cycloid gears are less likely to produce noise. But they are also more expensive to manufacture.
Involute teeth are easier to manufacture because they have only one curve. Cycloid gears can also be made with a rack type cutter. This makes them cheaper to manufacture. However, they require an expert design. They can also be manufactured with a gear shaper that includes a pinion cutter.
The tooth profiles that satisfy the law of gear-tooth action are sometimes called conjugate profiles. The involute profile is the most common of these. It allows for constant torque transmission.
Backlash
Typically, cycloidal drives provide a high ratio of transmission with no backlash. This is because the cycloid disc is driven by an eccentric shaft. During rotation, the cycloid disc rotates around a fixed ring. This ring also rotates independently of the center of gravity.
The cycloid disc is typically shortened to reduce the eccentricity. This helps to minimize the unbalance forces that may occur at high speeds. The cycloid also offers a larger gear ratio than traditional gears. This provides a better positional accuracy.
Cycloid drives also have a high torsional stiffness. This provides greater torsional resilience and shock load capabilities. This is important for a number of reasons, such as in heavy-duty applications.
Cycloid drives also have lower mass. These benefits make them ideally suited for all drive technologies. The design also allows for higher torsional stiffness and service life. These drives also have a much smaller profile.
Cycloid drives are also used to reduce speed. Because of the high torsional stiffness of the cycloid, they also have high positioning accuracy.
Cycloid drives are well-suited to a variety of applications, including electric motors, generators, and pump motors. They are also highly resistant to shock loads, which is important in a variety of applications. This design is ideal for applications that require a large transmission ratio in a compact design.
Cycloid drives also have the advantage of minimizing the clearance between the mating components. This helps to eliminate interference and ensure a positive fit. This is particularly important in gearboxes. It also allows for the use of a load cell and potentiometer to determine the backlash of the gearbox.
editor by CX 2023-03-28
cycloidal drive motor
Item Description
Starshine Push Cycloid Geared Motor Attributes
one. Characteristics:
1. Smooth managing,reduced sounds equipment tooth needle more engagement.
2. Cycloidal tooth profile offers a higher speak to ratio to face up to overload shocks
3. Compact dimensions: single ratio accessible from 1/9 to 1/87, double phase up from 1/99 to 1/7569
four. Ideal for dynamic apps: frequent begin-cease-reversing duties suits for cyclo pace reducer given that inertia is low
five. Decrease upkeep charges: high dependability, lengthy existence, minimal upkeep when compared to traditional gearboxes
6. Interior areas replaceable with other manufacturers to guarantee operating.
7. Grease Lubricated & Oil Lubricated Types Offered
eight. Output Shaft Rotation Route: Single Reduction: Clockwise Rotation Double Reduction→ Counter Clockwise Rotation
9. Ambient Circumstances: Indoor Set up:10-40 Celsius, Max eighty five% Humidity, Under 1000m Altitude, Properly Ventilated Surroundings, Cost-free of corrosive, explosive gases, vapors and dust
10.Sluggish Speed Shaft Direction: Horizontal, Vertical Up & Down, Universal Course
11.Mounting Type: Foot Mount, Flange Mount & Vertical F-flange Mount,
twelve. Enter Link: Cyclo Integral Motor, Hollow Input Shaft Adapter
thirteen. Coupling Method With Driven Machine: Coupling, Gears, Chain Sprocket Or Belt
14. Cycloid reducer Capability Variety: .37kW ~ 11kW
2. Complex parameters
Type | Aged Type | Output Torque | Output Shaft Dia. |
SXJ00 | JXJ00 | 98N.m | φ30 |
SXJ01 | JXJ01 | 221N.m | φ35 |
SXJ02 | JXJ02 | 448N.m | φ45 |
SXJ03 | JXJ03 | 986N.m | φ55 |
SXJ04 | JXJ04 | 1504N.m | φ70 |
SXJ05 | JXJ05 | 3051N.m | φ90 |
SXJ06 | JXJ06 | 5608N.m | φ100 |
About Us
ZheJiang CZPT Co.,Ltd,the predecessor was a point out-owned army CZPT company, was set up in 1965. CZPT specializes in the complete electricity transmission solution for substantial-finish products production industries based mostly on the goal of “System Solution, Software Style and Expert Service”.
Starshine have a strong technological power with more than 350 employees at current, like over 30 engineering specialists, 30 high quality inspectors, covering an location of 80000 sq. meters and kinds of sophisticated processing machines and tests equipments. We have a great foundation for the sector software development and service of high-finish pace reducers & variators owning to the provincial engineering technological innovation analysis centre,the lab of gear velocity reducers, and the foundation of modern R&D.
Our Staff
High quality Management
Top quality:Insist on Improvement,Strive for Excellence With the development of equipment manufacturing indurstry,customer never satirsfy with the current quality of our products,on the contrary,wcreate the value of quality.
Quality policy:to enhance the overall level in the field of power transmission
Quality View:Continuous Improvement , pursuit of excellence
Quality Philosophy:Quality creates value
three. Incoming Quality Control
To establish the AQL acceptable level of incoming material control, to provide the material for the whole inspection, sampling, immunity. On the acceptance of qualified products to warehousing, substandard goods to take return, check, rework, rework inspection responsible for tracking bad, to monitor the supplier to take corrective
measures to prevent recurrence.
4. Process Quality Control
The manufacturing site of the first examination, inspection and final inspection, sampling according to the requirements of some projects, judging the quality change trend
found abnormal phenomenon of manufacturing, and supervise the production department to improve, eliminate the abnormal phenomenon or state.
five. FQC(Final QC)
After the manufacturing department will complete the product, stand in the customer’s position on the finished product quality verification, in order to ensure the quality of
customer expectations and needs.
6. OQC(Outgoing QC)
After the product sample inspection to determine the qualified, allowing storage, but when the finished product from the warehouse before the formal delivery of the goods, there is a check, this is called the shipment inspection.Check content:In the warehouse storage and transfer status to confirm, while confirming the delivery of the
product is a product inspection to determine the qualified products.
7. Certification.
Packing
Delivery
To Be Negotiated | 1 Piece (Min. Order) |
###
Application: | Motor, Machinery, Agricultural Machinery, Dumbwaiter, Sugar Mills, and Kinds of Equipments |
---|---|
Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Lower Rotation Speed |
Layout: | Cycloidal |
Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Step: | Single-Step |
###
Customization: |
Available
|
---|
###
Type | Old Type | Output Torque | Output Shaft Dia. |
SXJ00 | JXJ00 | 98N.m | φ30 |
SXJ01 | JXJ01 | 221N.m | φ35 |
SXJ02 | JXJ02 | 448N.m | φ45 |
SXJ03 | JXJ03 | 986N.m | φ55 |
SXJ04 | JXJ04 | 1504N.m | φ70 |
SXJ05 | JXJ05 | 3051N.m | φ90 |
SXJ06 | JXJ06 | 5608N.m | φ100 |
To Be Negotiated | 1 Piece (Min. Order) |
###
Application: | Motor, Machinery, Agricultural Machinery, Dumbwaiter, Sugar Mills, and Kinds of Equipments |
---|---|
Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Lower Rotation Speed |
Layout: | Cycloidal |
Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Step: | Single-Step |
###
Customization: |
Available
|
---|
###
Type | Old Type | Output Torque | Output Shaft Dia. |
SXJ00 | JXJ00 | 98N.m | φ30 |
SXJ01 | JXJ01 | 221N.m | φ35 |
SXJ02 | JXJ02 | 448N.m | φ45 |
SXJ03 | JXJ03 | 986N.m | φ55 |
SXJ04 | JXJ04 | 1504N.m | φ70 |
SXJ05 | JXJ05 | 3051N.m | φ90 |
SXJ06 | JXJ06 | 5608N.m | φ100 |
The Basics of a Cyclone Gearbox
Besides being compact, cycloidal speed reducers also offer low backlash and high ratios. Because of the small size of the drive, they are ideal for applications where space is a problem.
Involute gear tooth profile
Almost all gears use an involute gear tooth profile. This profile has a single curve, which means that the gear teeth do not have to be aligned closely with each other. This profile is smooth and can be manufactured easily.
Cycloid gears have a combination of epicycloid and hypocycloid curves. This makes them stronger than involute gear teeth. However, they can be more expensive to manufacture. They also have larger reduction ratios. They transmit more power than involute gears. Cycloid gears can be found in clocks.
When designing a gear, you need to consider several factors. Some of these include the number of teeth, the tooth angle and the lubrication type. Having a gear tooth that is not perfectly aligned can result in transmission error, noise and vibration.
The tooth profile of an involute gear is usually considered the best. Because of this, it is used in a wide variety of gears. Some of the most common applications for this profile are power transmission gears. However, this profile is not the best for every application.
Cycloid gears require more complex manufacturing processes than involute gear teeth. This can cause a larger tooth cost. Cycloid gears are used for less noisy applications.
Cycloid gears also transmit more power than involute gears. This can cause problems if the radii change tangentially. However, the shape is more simple than involute gears. Involute gears can handle centre sifts better.
Cycloid gears are less susceptible to transmission error. Cycloid gears have a convex surface, which makes them stronger than involute teeth. Cycloid gears also have a larger reduction ratio than involute gears. Cycloid teeth do not interfere with the mating teeth. However, they have a smaller number of teeth than involute teeth.
Rotation on the inside of the reference pitch circle of the pins
Whether a cycloidal gearbox is designed for stationary or rotating applications, the fundamental law of gearing must be observed: The ratio of angular velocities must be constant. This requires the rotation on the inside of the reference pitch circle of the pins to be constant. This is achieved through a series of cycloidal teeth, which act like tiny levers to transmit motion.
A cycloidal disc has N lobes which are rotated by three lobes per rotation around N pins. The number of lobes on a cycloidal disc is a significant factor in determining the transmission ratio.
A cycloidal disc is driven by an eccentric input shaft which is mounted to an eccentric bearing within an output shaft. As the input shaft rotates, the cycloidal disc moves around the pins of the pin disc.
The drive pin rotates at a 40 deg angle while the cycloidal disc rotates on the inside of the reference pitch circle of pins. As the drive pin rotates, it will slow the output motion. This means that the output shaft will complete only three revolutions with the input shaft, as opposed to nine revolutions with the input shaft.
The number of teeth on a cycloidal disc must be small compared to the number of surrounding pins. The disc must also be constructed with an eccentric radius. This will determine the size of the hole which will be required for the pin to fit between the pins.
When the input shaft is turned, the cycloidal disc will rotate on the inside of the reference pitch circle of roller pins. This will then transmit motion to the output shaft. The output shaft is supported by two bearings in an output housing. This design has low wear and torsional stiffness.
Transmission ratio
Choosing the right transmission ratio of cycloidal gearbox isn’t always easy. You might need to know the size of your gearbox before you can make an educated choice. You may also need to refer to the product catalog for guidance. For example, CZPT gearboxes have some unique ratios.
A cycloidal gear reducer is a compact and high-speed torque transmission device that reverses the direction of angular movement of the follower shaft. It consists of an eccentric cam positioned inside a cycloidal disc. Pin rollers on the follower shaft fit into matching holes in the cycloidal disc. In the process, the pins slide around the holes, in response to wobbling motion. The cycloidal disc is also capable of engaging the internal teeth of a ring-gear housing.
A cycloidal gear reducer can be used in a wide variety of applications, including industrial automation, robotics and power transmissions on boats and cranes. A cycloidal gear reducer is ideally suited for heavy duty applications with large payloads. They require specialized manufacturing processes, and are often used in equipment with precise output and high efficiency.
The cycloidal gear reducer is a relatively simple structure, but it does require some special tools. Cycloid gear reducers are also used to transmit torque, which is one of the reasons they are so popular in automation. Using a cycloidal gear reducer is a good choice for applications that require higher efficiency and lower backlash. It is also a good choice for applications where size is a concern. Cycloid gears are also a good choice for applications where high speed and high torque are required.
The transmission ratio of cycloidal gearbox is probably the most important function of a gearbox. You need to know the size of your gearbox and the type of gears it contains in order to make the right choice.
Vibration reduction
Considering the unique dynamics of a cycloidal gearbox, vibration reduction measures are required for a smooth operation. These measures can also help with the detection of faults.
A cycloidal gearbox is a gearbox with an eccentric bearing that rotates the center of the gears. It shares torque load with five outer rollers at any given time. It can be applied in many applications. It is a relatively inexpensive asset. However, if it fails, it can have significant economic impacts.
A typical input/output gearbox consists of a ring plate and two cranks mounted on the input shaft. The ring plate rotates when the input shaft rotates. There are two bearings on the output shaft.
The ring plate is a major noise source because it is not balanced. The cycloidal gear also produces noise when it meshes with the ring plate. This noise is generated by structural resonance. Several studies have been performed to solve this problem.
However, there is not much documented work on the condition monitoring of cycloidal gearboxes. In this article, we will introduce modern techniques for vibration diagnostics.
A cycloidal gearbox with a reduced reduction ratio has higher induced stresses in the cycloidal disc. In this case, the size of the output hole is larger and more material is removed from the cycloidal disc. This increase in the disc’s stresses leads to higher vibration amplitudes.
The load distribution along the width of the gear is an important design criterion. Using different gear profiles can help to optimize the transmission of torque. The contact stress of the cycloidal disc can also be investigated.
To determine the amplitude of the noise, the frequency of the gear mesh is multiplied by the shaft rate. If the RPM is relatively stable, the frequency can be used as a measure of magnitude. However, this is only accurate at close to failure.
Comparison with planetary gearboxes
Several differences exist between cycloidal gearboxes and planetary gearboxes. They are related to gear geometry and manufacturing processes. Among them, there are:
– The output shaft of a cycloidal gearbox has a larger torque than the input shaft. The rotational speed of the output shaft is lower than the input shaft.
– The cycloid gear disc rotates at variable velocity, while the planetary gear has a fixed speed. Consequently, the cycloid disc and output flange transmission accuracy is lower than that of the planetary gears.
– The cycloidal gearbox has a larger gripping area than the planetary gear. This is an advantage of the cycloidal gearbox in that it can handle larger loads.
– The cycloid profile has a significant impact on the quality of contact meshing between the tooth surfaces. The width of the contact ellipses increases by 90%. This is a result of the elimination of undercuts of the lobes. In this way, the contact force on the cycloid disc is decreased significantly.
– The cycloid drive has lower backlash and high torsional stiffness. This allows a cycloidal drive to be more stable against shock loads. The cycloid drive is also a compact design, which is ideally suited for applications with large transmission ratios.
– The output hub of the cycloid gearbox has movable pins and rollers. These components are attached to the ring gear in the outer gearbox. The output shaft is also turned by the planet carrier. The output hub of the cycloid system is composed of two parts: the ring gear and the output flange.
– The input shaft of a cycloidal gearbox is connected to a servomotor. The input shaft is a cylindrical element that is fixed to the planet carrier.
editor by czh 2023-02-03
China 190BX REA Series Single-Step High Precision Cycloidal Gearbox with Flange cycloidal drive motor
Solution Description
190BX REA Sequence Solitary-Phase Large Precision Cycloidal Gearbox with Flange
Product:190BX-REA-24
Far more Code And Specification:
E sequence | C series | ||||
Code | Define dimension | General product | Code | Define dimension | The first code |
one hundred twenty | Φ122 | 6E | 10C | Φ145 | one hundred fifty |
one hundred fifty | Φ145 | 20E | 27C | Φ181 | 180 |
a hundred ninety | Φ190 | 40E | 50C | Φ222 | 220 |
220 | Φ222 | 80E | 100C | Φ250 | 250 |
250 | Φ244 | 110E | 200C | Φ345 | 350 |
280 | Φ280 | 160E | 320C | Φ440 | 440 |
320 | Φ325 | 320E | 500C | Φ520 | 520 |
370 | Φ370 | 450E |
Gear ratio And Specification
E Series | C Collection | ||
Code | Reduction Ratio | New code | Monomer reduction ratio |
a hundred and twenty | forty three,fifty three.5,fifty nine,seventy nine,103 | 10CBX | 27.00 |
150 | 81,105,121,141,161 | 27CBX | 36.57 |
190 | eighty one,105,121,153 | 50CBX | 32.54 |
220 | eighty one,one hundred and one,121,153 | 100CBX | 36.seventy five |
250 | 81,111,161,one hundred seventy five.28 | 200CBX | 34.86 |
280 | 81,101,129,145,171 | 320CBX | 35.61 |
320 | 81,a hundred and one,118.5,129,141,171,185 | 500CBX | 37.34 |
370 | 81,101,118.5,129,154.8,171,192.4 | ||
Note 1: E sequence,this sort of as by the shell(pin shell)output,the corresponding reduction ratio by one | |||
Note 2: C sequence gear ratio refers to the motor set up in the casing of the reduction ratio,if installed on the output flange aspect,the corresponding reduction ratio by one |
Reducer sort code
REV: principal bearing developed-in E variety
RVC: hollow sort
REA: with input flange E kind
RCA: with input flange hollow kind
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FAQ
Q: What’re your main goods?
A: We at present make Brushed Dc Motors, Brushed Dc Gear Motors, Planetary Dc Equipment Motors, Brushless Dc Motors, Stepper motors, Ac Motors and Substantial Precision Planetary Gear Box and many others. You can examine the specifications for above motors on our website and you can email us to suggest essential motors for every your specification as well.
Q: How to select a appropriate motor?
A:If you have motor photographs or drawings to display us, or you have comprehensive specs like voltage, pace, torque, motor measurement, working manner of the motor, necessary lifetime and sounds degree etc, please do not be reluctant to permit us know, then we can advise appropriate motor per your request accordingly.
Q: Do you have a custom-made support for your standard motors?
A: Of course, we can customize for each your ask for for the voltage, velocity, torque and shaft size/condition. If you want additional wires/cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it way too.
Q: Do you have an person layout service for motors?
A: Yes, we would like to style motors individually for our customers, but it may possibly require some mould creating value and design cost.
Q: What’s your direct time?
A: Typically talking, our standard standard merchandise will want fifteen-30days, a little bit for a longer time for custom-made products. But we are quite flexible on the guide time, it will depend on the specific orders.
Remember to contact us if you have comprehensive requests, thank you !
To Be Negotiated | 1 Piece (Min. Order) |
###
Application: | Machinery, Robotic |
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Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Layout: | Coaxial |
Gear Shape: | Cylindrical Gear |
Step: | Double-Step |
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Customization: |
Available
|
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###
E series | C series | ||||
Code | Outline dimension | General model | Code | Outline dimension | The original code |
120 | Φ122 | 6E | 10C | Φ145 | 150 |
150 | Φ145 | 20E | 27C | Φ181 | 180 |
190 | Φ190 | 40E | 50C | Φ222 | 220 |
220 | Φ222 | 80E | 100C | Φ250 | 250 |
250 | Φ244 | 110E | 200C | Φ345 | 350 |
280 | Φ280 | 160E | 320C | Φ440 | 440 |
320 | Φ325 | 320E | 500C | Φ520 | 520 |
370 | Φ370 | 450E |
###
E Series | C Series | ||
Code | Reduction Ratio | New code | Monomer reduction ratio |
120 | 43,53.5,59,79,103 | 10CBX | 27.00 |
150 | 81,105,121,141,161 | 27CBX | 36.57 |
190 | 81,105,121,153 | 50CBX | 32.54 |
220 | 81,101,121,153 | 100CBX | 36.75 |
250 | 81,111,161,175.28 | 200CBX | 34.86 |
280 | 81,101,129,145,171 | 320CBX | 35.61 |
320 | 81,101,118.5,129,141,171,185 | 500CBX | 37.34 |
370 | 81,101,118.5,129,154.8,171,192.4 | ||
Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1 | |||
Note 2: C series gear ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1 |
To Be Negotiated | 1 Piece (Min. Order) |
###
Application: | Machinery, Robotic |
---|---|
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Layout: | Coaxial |
Gear Shape: | Cylindrical Gear |
Step: | Double-Step |
###
Customization: |
Available
|
---|
###
E series | C series | ||||
Code | Outline dimension | General model | Code | Outline dimension | The original code |
120 | Φ122 | 6E | 10C | Φ145 | 150 |
150 | Φ145 | 20E | 27C | Φ181 | 180 |
190 | Φ190 | 40E | 50C | Φ222 | 220 |
220 | Φ222 | 80E | 100C | Φ250 | 250 |
250 | Φ244 | 110E | 200C | Φ345 | 350 |
280 | Φ280 | 160E | 320C | Φ440 | 440 |
320 | Φ325 | 320E | 500C | Φ520 | 520 |
370 | Φ370 | 450E |
###
E Series | C Series | ||
Code | Reduction Ratio | New code | Monomer reduction ratio |
120 | 43,53.5,59,79,103 | 10CBX | 27.00 |
150 | 81,105,121,141,161 | 27CBX | 36.57 |
190 | 81,105,121,153 | 50CBX | 32.54 |
220 | 81,101,121,153 | 100CBX | 36.75 |
250 | 81,111,161,175.28 | 200CBX | 34.86 |
280 | 81,101,129,145,171 | 320CBX | 35.61 |
320 | 81,101,118.5,129,141,171,185 | 500CBX | 37.34 |
370 | 81,101,118.5,129,154.8,171,192.4 | ||
Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1 | |||
Note 2: C series gear ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1 |
A Mathematical Model of a Cycloid Gearbox
Having a gearbox with a cycloidal rotor is an ideal design for a car or any other vehicle, as the cycloidal design can reduce the amplitude of vibration, which is a key component in car performance. Using a cycloidal gearbox is also a great way to reduce the amount of friction between the gears in the gearbox, which can help to reduce noise and wear and tear. A cycloidal gearbox is also a very efficient design for a vehicle that needs to perform under high loads, as the gearbox can be very robust against shock loads.
Basic design principles
cycloidal gearboxes are used for precision gearing applications. Cycloidal drives are compact and robust and offer lower backlash, torsional stiffness and a longer service life. They are also suitable for applications involving heavy loads.
Cycloidal drives are compact in size and provide very high reduction ratios. They are also very robust and can handle shock loads. Cycloidal drives are ideally suited to a wide range of drive technologies. Cycloidal gears have excellent torsional stiffness and can provide a transmission ratio of 300:1. They can also be used in applications where stacking multiple gear stages is not desired.
In order to achieve a high reduction ratio, cycloidal gears must be manufactured extremely accurately. Cycloidal gears have a curved tooth profile that removes shear forces at any point of contact. This provides a positive fit for the gear disc. This profile can be provided on a separate outer bushing or as an internal gear profile insert.
Cycloidal drives are used in marine propulsion systems, where the load plate rotates around the X and Y axis. The plate is anchored by a threaded screw hole arranged 15mm away from the center.
A secondary carrier body is used in a cycloidal gearbox to support the load plate. The secondary carrier body is composed of a mounting carrier body and a secondary carrier disc.
Low friction
Several studies have been conducted to understand the static problems of gears. In this paper, we discuss a mathematical model of a low friction cycloidal gearbox. This model is designed to calculate various parameters that affect the performance of the gearbox during production.
The model is based on a new approach that includes the stiction effect and the nonlinear friction characteristic. These parameters are not covered by the conventional rule of thumb.
The stiction effect is present when the speed direction is changed. During this time, the input torque is required to prevail over the stiction effect to generate movement. The model also enables us to calculate the magnitude of the stiction effect and its breakaway speed.
The most important thing is that the model can be used to improve the dynamic behavior of a controlled system. In this regard, the model has a high degree of accuracy. The model is tested in several quadrants of the gearbox to find the optimum stiction breakaway speed. The simulation results of the model show that this model is effective in predicting the efficiency of a low friction cycloidal gearbox.
In addition to the stiction model, we also studied the efficiency of a low friction cycloidal reducer. The reduction ratio of this gearbox was estimated from the formula. It is found that the ratio approaches negative infinity when the motor torque is close to zero Nm.
Compact
Unlike standard planetary gears, cycloidal gearboxes are compact, low friction and feature virtually zero backlash. They also offer high reduction ratios, high load capacity and high efficiency. These features make them a viable option for a variety of applications.
Cycloid disks are driven by an eccentric input shaft. They are then driven by a stationary ring gear. The ring gear rotates the cycloidal disk at a higher rate. The input shaft rotates nine times to complete a full rotation. The ring gear is designed to correct the dynamic imbalance.
CZPT cycloidal gearheads are designed for precision and stable operation. These reducers are robust and can handle large translocations. They also offer high overload protection. They are suitable for shock wave therapy. CZPT gearheads are also well suited for applications with critical positioning accuracy. They also require low assembly and design costs. They are designed for long service life and low hysteresis loss.
CZPT cycloidal reducers are used in a variety of industrial applications, including CNC machining centers, robot positioners and manipulators. They offer a unique design that can handle high forces on the output axis, and are especially suitable for large translocations. These gearheads are highly efficient, reducing costs, and are available in a variety of sizes. They are ideal for applications that require millimetre accuracy.
High reduction ratios
Compared to other gearboxes, cycloidal gearboxes offer high reduction ratios and small backlash. They are also less expensive. Cycloid gearboxes can be used in a variety of industries. They are suitable for robotic applications. They also have high efficiency and load capacity.
A cycloidal gearbox works by rotating a cycloidal disc. This disc contains holes that are bigger than the pins on the output shaft. When the disc is rotated, the output pins move in the holes to generate a steady output shaft rotation. This type of gearbox does not require stacking stages.
Cycloid gearboxes are usually shorter than planetary gearboxes. Moreover, they are more robust and can transmit higher torques.
Cycloid gearboxes have an eccentric cam that drives the cycloidal disc. The cycloidal disc advances in 360deg/pivot/roller steps. It also rotates in an eccentric pattern. It meshes with the ring-gear housing. It also engages the internal teeth of the ring-gear housing.
The number of lobes on the cycloidal disc is not sufficient to generate a good transmission ratio. In fact, the number of lobes must be less than the number of pins surrounding the cycloidal disc.
The cycloidal disc is rotated by an eccentric cam that extends from the base shaft. The cam also spins inside the cycloidal disc. The eccentric motion of the cam helps the cycloidal disc rotate around the pins of the ring-gear housing.
Reducing amplitude of the vibration
Various approaches to reducing amplitude of the vibration in a cycloidal gearbox have been studied. These approaches are based on the kinematic analysis of gearbox.
A cycloidal gearbox is a gearbox that consists of bearings, gears, and an eccentric bearing that drives a cycloidal disc. This gearbox has a high reduction ratio, which is achieved by a series of output shaft pins that drive the output shaft as the disc rotates.
The test bench used in the studies has four sensors. Each sensor acquires signals with different signal processing techniques. In addition, there is a tachometer that acquires variations in rotational velocity at the input side.
The kinematic study of the robotic gearbox was performed to understand the frequency of vibrations and to determine whether the gearbox is faulty. It was found that the gearbox is in healthy operation when the amplitude of the x and y is low. However, when the amplitude is high, it is indicative of a malfunctioning element.
The frequency analysis of vibration signals is performed for both cyclostationary and noncyclostationary conditions. The frequencies that are selected are those that appear in both types of conditions.
Robust against shock loads
Compared to traditional gearboxes, cycloidal gearboxes have significant benefits when it comes to shock loads. These include high shock-load capacity, high efficiency, reduced cost, lower weight, lower friction, and better positioning accuracy.
Cycloid gears can be used to replace traditional planetary gears in applications where inertia is important, such as the transportation of heavy loads. They have a lighter design and can be manufactured to a more compact size, which helps reduce cost and installation expense. Cycloid gears are also able to provide transmission ratios of up to 300:1 in a small package.
Cycloid gears are also suitable for applications where a long service life is essential. Their radial clamping ring reduces inertia by up to 39%. Cycloid gears have a torsional stiffness that is five times higher than that of conventional planetary gears.
Cycloid gearboxes can provide significant improvements in concrete mixers. They are a highly efficient design, which allows for important innovations. They are also ideal for servo applications, machine tools, and medical technology. They feature user-friendly screw connections, effective corrosion protection, and effective handling.
Cycloid gears are especially useful for applications with critical positioning accuracy. For example, in the control of large parabolic antennas, high shock load capacity is required to maintain accuracy. Cycloid gears can withstand shock loads up to 500% of their rated torque.
Inertial effects
Various studies have been conducted to investigate the static problems of gears. However, there is still a need for a proper model to investigate the dynamic behaviour of a controlled system. For this, a mathematical model of a cycloidal gearbox has been developed. The presented model is a simple model that can be used as the basis for a more complex mechanical model.
The mathematical model is based on the cycloidal gearbox’s mechanical construction and has a nonlinear friction characteristic. The model is able to reproduce the current peaks and breaks at standstill. It also considers the stiction effect. However, it does not cover backlash or torsional stiffness.
This model is used to calculate the torque generating current and the inertia of the motor. These values are then compared with the real system measurement. The results show that the simulation results are very close to the real system measurement.
Several parameters are considered in the model to improve its dynamic behaviour. These parameters are calculated from the harmonic drive system analysis. These are torque-generating current, inertia, and the contact forces of the rotating parts.
The model has a high level of accuracy and can be used for motor control. It is also able to reproduce the dynamic behaviour of a controlled system.
editor by czh 2023-01-27
China Cycloidal Gearbox Cyclo Speed Reducer Gearboxes Gear Best Price Manufacture Box Drive Motor Planetary Sumitomo Power Industrial Transmissio Cycloidal Gearbox supplier
Item Description
Cycloidal gearbox cyclo equipment box travel motor velocity reducer gearboxes planetary sumitomo power industrial transmission very best value manufacture Cycloidal gearbox
X / B sequence high good quality cycloidal gearbox tiny planetary reducer
Swift Particulars:
Sort: XB series Cycloidal Pin Wheel Speed Reducer
Enter Pace: 1000-1500rmp
Output Velocity: .3-280rpm
Certification: ISO9001 CE
Ex Electrical power:.09-132KW
Warranty: 1Years
Merchandise Name | X/B series Cycloidal Pin Wheel Speed Reducer |
The Equipment Materials | GCR15 |
The case Material | Cast Iron |
Color | Blue,Environmentally friendly, or Customized |
HS Code | 84834090 |
Product | X3 |
Supply time | seven-10days |
Brand | TIANGOU |
Application: | Motor, Machinery, Agricultural Machinery |
---|---|
Function: | Distribution Power, Speed Reduction, Speed Increase |
Output Torque: | 2.6-20000n.M |
Output Speed: | 11-280rpm |
Input Speed: | 750-3000rpm |
Ratio: | 6-51133 |
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Samples: |
US$ 9999/Piece
1 Piece(Min.Order) |
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###
Product Name | X/B series Cycloidal Pin Wheel Speed Reducer |
The Gear Material | GCR15 |
The case Material | Cast Iron |
Color | Blue,Green, or Customized |
HS Code | 84834090 |
Model | X3 |
Delivery time | 7-10days |
Brand | TIANGOU |
Application: | Motor, Machinery, Agricultural Machinery |
---|---|
Function: | Distribution Power, Speed Reduction, Speed Increase |
Output Torque: | 2.6-20000n.M |
Output Speed: | 11-280rpm |
Input Speed: | 750-3000rpm |
Ratio: | 6-51133 |
###
Samples: |
US$ 9999/Piece
1 Piece(Min.Order) |
---|
###
Product Name | X/B series Cycloidal Pin Wheel Speed Reducer |
The Gear Material | GCR15 |
The case Material | Cast Iron |
Color | Blue,Green, or Customized |
HS Code | 84834090 |
Model | X3 |
Delivery time | 7-10days |
Brand | TIANGOU |
Developing a Mathematical Model of a Cyclone Gearbox
Compared to planetary gearboxes, cycloidal gearboxes are often seen as the ideal choice for a wide range of applications. They feature compact designs that are often low friction and high reduction ratios.
Low friction
Developing a mathematical model of a cycloidal gearbox was a challenge. The model was able to show the effects of a variety of geometric parameters on contact stresses. It was able to model stiction in all quadrants. It was able to show a clear correlation between the results from simulation and real-world measurements.
The model is based on a new approach that enables modeling stiction in all quadrants of a gearbox. It is also able to display non-zero current at standstill. Combined with a good simulation algorithm, the model can be used to improve the dynamic behaviour of a controlled system.
A cycloidal gearbox is a compact actuator used for industrial automation. This type of gearbox provides high gear ratios, low wear, and good torsional stiffness. In addition, it has good shock load capacity.
The model is based on cycloidal discs that engage with pins on a stationary ring gear. The resulting friction function occurs when the rotor begins to rotate. It also occurs when the rotor reverses its rotation. The model has two curves, one for motor and one for generator mode.
The trochoidal profile on the cycloidal disc’s periphery is required for proper mating of the rotating parts. In addition, the profile should be defined accurately. This will allow an even distribution of contact forces.
The model was used to compare the relative performance of a cycloidal gearbox with that of an involute gearbox. This comparison indicates that the cycloidal gearbox can withstand more load than an involute gearbox. It is also able to last longer. It is also able to produce high gear ratios in a small space.
The model used is able to capture the exact geometry of the parts. It can also allow a better analysis of stresses.
Compact
Unlike helical gearing, compact cycloidal gearboxes can provide higher reduction ratios. They are more compact and less weighty. In addition, they provide better positioning accuracy.
Cycloid drives provide high torque and load capacity. They are also very efficient and robust. They are ideal for applications with heavy loads or shock loads. They also feature low backlash and high torsional stiffness. Cycloid gearboxes are available in a variety of designs.
Cycloid discs are mounted on an eccentric input shaft, which drives them around a stationary ring gear. The ring gear consists of many pins, and the cycloidal disc moves one lobe for every rotation of the input shaft. The output shaft contains roller pins, which rotate around holes in the cycloidal disc.
Cycloid drives are ideally suited to heavy loads and shock loads. They have high torsional stiffness and high reduction ratios, making them very efficient. Cycloid gearboxes have low backlash and high torque and are very compact.
Cycloid gearboxes are used for a wide variety of applications, including marine propulsion systems, CNC machining centers, medical technology, and manipulation robots. They are especially useful in applications with critical positioning accuracy, such as surgical positioning systems. Cycloid gearboxes feature extremely low hysteresis loss and low backlash over extended periods of use.
Cycloid discs are usually designed with a reduced cycloid diameter to minimize unbalance forces at high speeds. Cycloid drives also feature minimal backlash, a high reduction ratio, and excellent positioning accuracy. Cycloid gearboxes also have a long service life, compared to other gear drives. Cycloid drives are highly robust, and offer higher reduction ratios than helical gear drives.
Cycloid gearboxes have a low cost and are easy to print. CZPT gearboxes are available in a wide range of sizes and can produce high torque on the output axis.
High reduction ratio
Among the types of gearboxes available, a high reduction ratio cycloidal gearbox is a popular choice in the automation field. This gearbox is used in applications requiring precise output and high efficiency.
Cycloid gears can provide high torque and transmit it well. They have low friction and a small backlash. They are widely used in robotic joints. However, they require special tools to manufacture. Some have even been 3D printed.
A cycloidal gearbox is typically a three-stage structure that includes an input hub, an output hub, and two cycloidal gears that rotate around each other. The input hub mounts movable pins and rollers, while the output hub mounts a stationary ring gear.
The input shaft is driven by an eccentric bearing. The disc is then pushed against the ring gear, which causes it to rotate around the bearing. As the disc rotates, the pins on the ring gear drive the pins on the output shaft.
The input shaft rotates a maximum of nine revolutions, while the output shaft rotates three revolutions. This means that the input shaft has to rotate over eleven million times before the output shaft is able to rotate. The output shaft also rotates in the opposite direction of the input shaft.
In a two-stage differential cycloidal speed reducer, the input shaft uses a crank shaft design. The crank shaft connects the first and second cycloidal gears and actuates them simultaneously.
The first stage is a cycloidal disc, which is a gear tooth profile. It has n=7 lobes on its circumference. Each lobe moves around a reference pitch circle of pins. The disc then advances in 360deg steps.
The second stage is a cycloidal disc, also known as a “grinder gear”. The teeth on the outer gear are fewer than the teeth on the inner gear. This allows the gear to be geardown based on the number of teeth.
Kinematics
Various scholars have studied the kinematics of cycloidal gearbox. They have developed various approaches to modify the tooth profile of cycloidal gears. Some of these approaches involve changing the shape of the cycloidal disc, and changing the grinding wheel center position.
This paper describes a new approach to cycloid gear profile modification. It is based on a mathematical model and incorporates several important parameters such as pressure angle, backlash, and root clearance. The study offers a new way for modification design of cycloid gears in precision reducers for robots.
The pressure angle of a tooth profile is an intersegment angle between the normal direction and the velocity direction at a meshing point. The pressure angle distribution is important for determining force transmission performance of gear teeth in meshing. The distribution trend can be obtained by calculating the equation (5).
The mathematical model for modification of the tooth profile can be obtained by establishing the relationship between the pressure angle distribution and the modification function. The dependent variable is the modification DL and the independent variable is the pressure angle a.
The position of the reference point A is a major consideration in the modification design. It ensures the force transmission performance of the meshing segment is optimal. It is determined by the smallest profile pressure angle. The position is also dependent on the type of gear that is being modified. It is also influenced by the tooth backlash.
The mathematical model governing the pressure angle distribution is developed with DL=f(a). It is a piecewise function that determines the pressure angle distribution of a tooth profile. It can also be expressed as DL=ph.
The pressure angle of a tooth is also an angle between the common normal direction at the meshing point and the rotation velocity direction of the cycloid gear.
Planetary gearboxes vs cycloidal gearboxes
Generally, there are two types of gearboxes that are used for motion control applications: cycloidal gearbox and planetary gearbox. Cycloid gearboxes are used for high-frequency motions, while planetary gearboxes are suitable for low-speed applications. Both are highly accurate and precise gearboxes that are capable of handling heavy loads at high cycle rates. But they have different advantages and disadvantages. So, engineers need to determine which type of gearbox is best suited for their application.
Cycloid gearboxes are commonly used in industrial automation. They provide excellent performance with ratios as low as 10:1. They offer a more compact design, higher torque density and greater overload protection. They also require less space and are less expensive than planetary gearboxes.
On the other hand, planetary gearboxes are lightweight and offer a higher torque density. They are also capable of handling higher ratios. They have a longer life span and are more precise and durable. They can be found in a variety of styles, including square-framed, round-framed and double-frame designs. They offer a wide range of torque and speed capabilities and are used for numerous applications.
Cycloid gearboxes can be manufactured with different types of cycloidal cams, including single or compound cycloidal cams. Cycloid cams are cylindrical elements that have cam followers that rotate in an eccentric fashion. The cam followers act like teeth on the internal gear. Cycloid cams are a simple concept, but they have numerous advantages. They have a low backlash over extended periods of time, allowing for more accurate positioning. They also have internal compressive stresses and an overlap factor between the rolling elements.
Planetary gearboxes are characterized by three basic force-transmitting elements: ring gear, sun gear, and planet gear. They are generally two-stage gearboxes. The sun gear is attached to the input shaft, which in turn is attached to the servomotor. The ring gear turns the sun gear and the planet gear turns the output shaft.
editor by czh 2023-01-25
China Transmission Geared Motor Unit Src Screw Drive Lifts Stepper Cyclo Cycloidal Extruder Helical Planetary Bevel Worm Speed Variator Gear Reducer Gearbox cycloidal gearbox lubrication
Item Description
SRC HELICAL GEARBOX
Items Description
We produce velocity reducers in rigorous accordance with ISO9001 common to offer our buyers with high quality gearboxes at competitive charges. Our gearboxes are geared up with equipment from intercontinental popular makes, these kinds of as lubricant from Shell brand name, and bearing from CZPT manufacturer. The housing and equipment are produced in our firm below stringent quality control. All our merchandise are offered in big stocks, and we can also offer you with tailored reducer solutions, pleasefeel self-assured to speak to us.
TRC: code for gear models series |
1. No code signifies foot-mounted |
2.F: B5 flange mounted |
3.Z:B14 flange mounted |
Specification code of gear units 01,02.03.04 |
B01,MO1……means foot code,with no flange |
one.I.II1.B5 Output flange specification, defaultl not to compose out is ok |
2. IECinput flange |
3.HS: Shaft enter |
Transmission ratio of equipment units |
one.M1: Mounting positio, default mounting position M1 not to compose out is ok |
1.No mark indicates without having motor |
two. Product motos (poles of energy)voltage – frequency |
voltage – frequency |
|
|
HangZhou Sihai Machinery Co., Ltd.
History: Much more than 20 a long time of knowledge in the manufacture of reducer merchandise.Scale: Go over doing work location of 13300 square. meters,have much more than 113 employees.
Technological innovation: A team of expert . technical engineers and a powerful R&D crew.
Management: Scientific ERP administration and stringent top quality management program.
Tools: fifty CNC lathes,6 machining. centers, 6 gear grinding machines, 2 large-speed.hard hobbing devices, 12 gear hobbing
machines. 10 CNC cylindrical grinding machines,4 CNC inside grinding machines 1spectrometer, higher-pace equipment shaping 1 device,
2 gear measuring centers 1 coordinate measuring instrument.
lnnovation: Continuously diversify items range to fulfill customers’needs.Generation capacity: a thousand pcs/day.
Prolonged-phrase supplier of world-course organizations: t he primary markets are in Southea st Asia, Europe, Middle East.
Marketing model: All export enterprise.
To Be Negotiated | 1 Piece (Min. Order) |
###
Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
---|---|
Hardness: | Hardened Tooth Surface |
Step: | Double-Step |
Type: | Gear Reducer |
Transport Package: | 1PCS/1box |
Specification: | aluminium |
###
Customization: |
Available
|
---|
###
TRC: code for gear units series
|
1. No code means foot-mounted
|
2.F: B5 flange mounted
|
3.Z:B14 flange mounted
|
Specification code of gear units 01,02.03.04
|
B01,MO1……means foot code,without flange
|
1.I.II1.B5 Output flange specification, defaultl not to write out is ok
|
2. IECinput flange
|
3.HS: Shaft input
|
Transmission ratio of gear units
|
1.M1: Mounting positio, default mounting position M1 not to write out is ok
|
1.No mark means without motor
|
2. Model motos (poles of power)voltage – frequency
|
voltage – frequency
|
|
|
To Be Negotiated | 1 Piece (Min. Order) |
###
Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
---|---|
Hardness: | Hardened Tooth Surface |
Step: | Double-Step |
Type: | Gear Reducer |
Transport Package: | 1PCS/1box |
Specification: | aluminium |
###
Customization: |
Available
|
---|
###
TRC: code for gear units series
|
1. No code means foot-mounted
|
2.F: B5 flange mounted
|
3.Z:B14 flange mounted
|
Specification code of gear units 01,02.03.04
|
B01,MO1……means foot code,without flange
|
1.I.II1.B5 Output flange specification, defaultl not to write out is ok
|
2. IECinput flange
|
3.HS: Shaft input
|
Transmission ratio of gear units
|
1.M1: Mounting positio, default mounting position M1 not to write out is ok
|
1.No mark means without motor
|
2. Model motos (poles of power)voltage – frequency
|
voltage – frequency
|
|
|
The Basics of a Cyclone Gearbox
Besides being compact, cycloidal speed reducers also offer low backlash and high ratios. Because of the small size of the drive, they are ideal for applications where space is a problem.
Involute gear tooth profile
Almost all gears use an involute gear tooth profile. This profile has a single curve, which means that the gear teeth do not have to be aligned closely with each other. This profile is smooth and can be manufactured easily.
Cycloid gears have a combination of epicycloid and hypocycloid curves. This makes them stronger than involute gear teeth. However, they can be more expensive to manufacture. They also have larger reduction ratios. They transmit more power than involute gears. Cycloid gears can be found in clocks.
When designing a gear, you need to consider several factors. Some of these include the number of teeth, the tooth angle and the lubrication type. Having a gear tooth that is not perfectly aligned can result in transmission error, noise and vibration.
The tooth profile of an involute gear is usually considered the best. Because of this, it is used in a wide variety of gears. Some of the most common applications for this profile are power transmission gears. However, this profile is not the best for every application.
Cycloid gears require more complex manufacturing processes than involute gear teeth. This can cause a larger tooth cost. Cycloid gears are used for less noisy applications.
Cycloid gears also transmit more power than involute gears. This can cause problems if the radii change tangentially. However, the shape is more simple than involute gears. Involute gears can handle centre sifts better.
Cycloid gears are less susceptible to transmission error. Cycloid gears have a convex surface, which makes them stronger than involute teeth. Cycloid gears also have a larger reduction ratio than involute gears. Cycloid teeth do not interfere with the mating teeth. However, they have a smaller number of teeth than involute teeth.
Rotation on the inside of the reference pitch circle of the pins
Whether a cycloidal gearbox is designed for stationary or rotating applications, the fundamental law of gearing must be observed: The ratio of angular velocities must be constant. This requires the rotation on the inside of the reference pitch circle of the pins to be constant. This is achieved through a series of cycloidal teeth, which act like tiny levers to transmit motion.
A cycloidal disc has N lobes which are rotated by three lobes per rotation around N pins. The number of lobes on a cycloidal disc is a significant factor in determining the transmission ratio.
A cycloidal disc is driven by an eccentric input shaft which is mounted to an eccentric bearing within an output shaft. As the input shaft rotates, the cycloidal disc moves around the pins of the pin disc.
The drive pin rotates at a 40 deg angle while the cycloidal disc rotates on the inside of the reference pitch circle of pins. As the drive pin rotates, it will slow the output motion. This means that the output shaft will complete only three revolutions with the input shaft, as opposed to nine revolutions with the input shaft.
The number of teeth on a cycloidal disc must be small compared to the number of surrounding pins. The disc must also be constructed with an eccentric radius. This will determine the size of the hole which will be required for the pin to fit between the pins.
When the input shaft is turned, the cycloidal disc will rotate on the inside of the reference pitch circle of roller pins. This will then transmit motion to the output shaft. The output shaft is supported by two bearings in an output housing. This design has low wear and torsional stiffness.
Transmission ratio
Choosing the right transmission ratio of cycloidal gearbox isn’t always easy. You might need to know the size of your gearbox before you can make an educated choice. You may also need to refer to the product catalog for guidance. For example, CZPT gearboxes have some unique ratios.
A cycloidal gear reducer is a compact and high-speed torque transmission device that reverses the direction of angular movement of the follower shaft. It consists of an eccentric cam positioned inside a cycloidal disc. Pin rollers on the follower shaft fit into matching holes in the cycloidal disc. In the process, the pins slide around the holes, in response to wobbling motion. The cycloidal disc is also capable of engaging the internal teeth of a ring-gear housing.
A cycloidal gear reducer can be used in a wide variety of applications, including industrial automation, robotics and power transmissions on boats and cranes. A cycloidal gear reducer is ideally suited for heavy duty applications with large payloads. They require specialized manufacturing processes, and are often used in equipment with precise output and high efficiency.
The cycloidal gear reducer is a relatively simple structure, but it does require some special tools. Cycloid gear reducers are also used to transmit torque, which is one of the reasons they are so popular in automation. Using a cycloidal gear reducer is a good choice for applications that require higher efficiency and lower backlash. It is also a good choice for applications where size is a concern. Cycloid gears are also a good choice for applications where high speed and high torque are required.
The transmission ratio of cycloidal gearbox is probably the most important function of a gearbox. You need to know the size of your gearbox and the type of gears it contains in order to make the right choice.
Vibration reduction
Considering the unique dynamics of a cycloidal gearbox, vibration reduction measures are required for a smooth operation. These measures can also help with the detection of faults.
A cycloidal gearbox is a gearbox with an eccentric bearing that rotates the center of the gears. It shares torque load with five outer rollers at any given time. It can be applied in many applications. It is a relatively inexpensive asset. However, if it fails, it can have significant economic impacts.
A typical input/output gearbox consists of a ring plate and two cranks mounted on the input shaft. The ring plate rotates when the input shaft rotates. There are two bearings on the output shaft.
The ring plate is a major noise source because it is not balanced. The cycloidal gear also produces noise when it meshes with the ring plate. This noise is generated by structural resonance. Several studies have been performed to solve this problem.
However, there is not much documented work on the condition monitoring of cycloidal gearboxes. In this article, we will introduce modern techniques for vibration diagnostics.
A cycloidal gearbox with a reduced reduction ratio has higher induced stresses in the cycloidal disc. In this case, the size of the output hole is larger and more material is removed from the cycloidal disc. This increase in the disc’s stresses leads to higher vibration amplitudes.
The load distribution along the width of the gear is an important design criterion. Using different gear profiles can help to optimize the transmission of torque. The contact stress of the cycloidal disc can also be investigated.
To determine the amplitude of the noise, the frequency of the gear mesh is multiplied by the shaft rate. If the RPM is relatively stable, the frequency can be used as a measure of magnitude. However, this is only accurate at close to failure.
Comparison with planetary gearboxes
Several differences exist between cycloidal gearboxes and planetary gearboxes. They are related to gear geometry and manufacturing processes. Among them, there are:
– The output shaft of a cycloidal gearbox has a larger torque than the input shaft. The rotational speed of the output shaft is lower than the input shaft.
– The cycloid gear disc rotates at variable velocity, while the planetary gear has a fixed speed. Consequently, the cycloid disc and output flange transmission accuracy is lower than that of the planetary gears.
– The cycloidal gearbox has a larger gripping area than the planetary gear. This is an advantage of the cycloidal gearbox in that it can handle larger loads.
– The cycloid profile has a significant impact on the quality of contact meshing between the tooth surfaces. The width of the contact ellipses increases by 90%. This is a result of the elimination of undercuts of the lobes. In this way, the contact force on the cycloid disc is decreased significantly.
– The cycloid drive has lower backlash and high torsional stiffness. This allows a cycloidal drive to be more stable against shock loads. The cycloid drive is also a compact design, which is ideally suited for applications with large transmission ratios.
– The output hub of the cycloid gearbox has movable pins and rollers. These components are attached to the ring gear in the outer gearbox. The output shaft is also turned by the planet carrier. The output hub of the cycloid system is composed of two parts: the ring gear and the output flange.
– The input shaft of a cycloidal gearbox is connected to a servomotor. The input shaft is a cylindrical element that is fixed to the planet carrier.
editor by czh 2023-01-12
China Gear Box Gpb Servo Motor Gearhead High Precision Planetary Gearbox cycloidal drive dimensions
Item Description
TaiBang Motor Business Team Co., Ltd.
The major items is induction motor, reversible motor, DC brush equipment motor, DC brushless equipment motor, CH/CV big equipment motors, Planetary gear motor ,Worm equipment motor etc, which utilized commonly in a variety of fields of production pipelining, transportation, meals, drugs, printing, cloth, packing, place of work, apparatus, leisure and so on, and is the chosen and matched product for automated machine.
Model Instruction
GB090-10-P2
GB | 090 | 571 | P2 |
Reducer Collection Code | External Diameter | Reduction Ratio | Reducer Backlash |
GB:High Precision Sq. Flange Output
GBR:Large Precision Proper Angle Sq. Flange Output GE:Large Precision Round Flange Output GER:Large Precision Correct Round Flange Output |
050:ø50mm 070:ø70mm 090:ø90mm 120:ø120mm a hundred and fifty five:ø155mm 205:ø205mm 235:ø235mm 042:42x42mm 060:60x60mm 090:90x90mm a hundred and fifteen:115x115mm 142:142x142mm 180:180x180mm 220:220x220mm |
571 indicates 1:10 | P0:Substantial Precision Backlash
P1:Precison Backlash P2:Regular Backlash |
Main Technical Efficiency
Item | Variety of stage | Reduction Ratio | GB042 | GB060 | GB060A | GB090 | GB090A | GB115 | GB142 | GB180 | GB220 |
Rotary Inertia | 1 | 3 | .03 | .sixteen | .sixty one | 3.twenty five | nine.21 | 28.98 | 69.61 | ||
four | .03 | .fourteen | .48 | two.seventy four | 7.fifty four | 23.67 | fifty four.37 | ||||
5 | .03 | .13 | .47 | two.seventy one | seven.42 | 23.29 | fifty three.27 | ||||
six | .03 | .thirteen | .45 | two.sixty five | seven.25 | 22.75 | 51.seventy two | ||||
seven | .03 | .13 | .forty five | 2.sixty two | 7.14 | 22.forty eight | fifty.97 | ||||
eight | .03 | .13 | .forty four | two.58 | 7.07 | 22.59 | 50.eighty four | ||||
9 | .03 | .thirteen | .forty four | 2.fifty seven | 7.04 | 22.53 | fifty.63 | ||||
10 | .03 | .thirteen | .44 | 2.57 | seven.03 | 22.fifty one | 50.fifty six | ||||
2 | 15 | .03 | .03 | .thirteen | .thirteen | .47 | .47 | 2.seventy one | seven.42 | 23.29 | |
twenty | .03 | .03 | .13 | .13 | .47 | .47 | 2.seventy one | seven.forty two | 23.29 | ||
twenty five | .03 | .03 | .thirteen | .13 | .47 | .forty seven | two.seventy one | seven.forty two | 23.29 | ||
30 | .03 | .03 | .13 | .thirteen | .forty seven | .forty seven | 2.71 | 7.42 | 23.29 | ||
35 | .03 | .03 | .13 | .13 | .47 | .forty seven | two.seventy one | seven.42 | 23.29 | ||
40 | .03 | .03 | .thirteen | .thirteen | .47 | .47 | two.seventy one | 7.42 | 23.29 | ||
forty five | .03 | .03 | .thirteen | .13 | .forty seven | .47 | 2.71 | seven.forty two | 23.29 | ||
50 | .03 | .03 | .thirteen | .13 | .forty four | .forty four | 2.57 | 7.03 | 22.51 | ||
sixty | .03 | .03 | .13 | .13 | .forty four | .44 | two.57 | seven.03 | 22.51 | ||
70 | .03 | .03 | .13 | .13 | .44 | .forty four | 2.fifty seven | 7.03 | 22.fifty one | ||
eighty | .03 | .03 | .13 | .thirteen | .forty four | .44 | two.fifty seven | 7.03 | 22.51 | ||
ninety | .03 | .03 | .13 | .thirteen | .44 | .44 | 2.57 | 7.03 | 22.fifty one | ||
a hundred | .03 | .03 | .thirteen | .thirteen | .forty four | .44 | 2.fifty seven | seven.03 | 22.fifty one |
Item | Number of phase | GB042 | GB060 | GB060A | GB90 | GB090A | GB115 | GB142 | GB180 | GB220 | |
Backlash(arcmin) | High Precision P0 | 1 | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 | |||
two | ≤3 | ≤3 | ≤3 | ≤3 | |||||||
Precision P1 | 1 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | |
2 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ||
Standard P2 | one | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | |
2 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ||
Torsional Rigidity(N.M/arcmin) | one | 3 | 7 | 7 | 14 | 14 | twenty five | 50 | 145 | 225 | |
two | 3 | seven | 7 | fourteen | fourteen | twenty five | 50 | a hundred forty five | 225 | ||
Noise(dB) | 1,two | ≤56 | ≤58 | ≤58 | ≤60 | ≤60 | ≤63 | ≤65 | ≤67 | ≤70 | |
Rated input velocity(rpm) | one,2 | 5000 | 5000 | 5000 | 4000 | 4000 | 4000 | 3000 | 3000 | 2000 | |
Max enter pace(rpm) | one,two | 10000 | 10000 | ten thousand | 8000 | 8000 | 8000 | 6000 | 6000 | 4000 |
Noise test normal:Length 1m,no load.Calculated with an input velocity 3000rpm
US $50 / Piece | |
1 Piece (Min. Order) |
###
Application: | Machinery, Agricultural Machinery |
---|---|
Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Reduction |
Layout: | Cycloidal |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Double-Step |
###
Samples: |
US$ 50/Piece
1 Piece(Min.Order) |
---|
###
Customization: |
Available
|
---|
###
GB | 090 | 010 | P2 |
Reducer Series Code | External Diameter | Reduction Ratio | Reducer Backlash |
GB:High Precision Square Flange Output
GBR:High Precision Right Angle Square Flange Output GE:High Precision Round Flange Output GER:High Precision Right Round Flange Output |
050:ø50mm 070:ø70mm 090:ø90mm 120:ø120mm 155:ø155mm 205:ø205mm 235:ø235mm 042:42x42mm 060:60x60mm 090:90x90mm 115:115x115mm 142:142x142mm 180:180x180mm 220:220x220mm |
010 means 1:10 | P0:High Precision Backlash
P1:Precison Backlash P2:Standard Backlash |
###
Item | Number of stage | Reduction Ratio | GB042 | GB060 | GB060A | GB090 | GB090A | GB115 | GB142 | GB180 | GB220 |
Rotary Inertia | 1 | 3 | 0.03 | 0.16 | 0.61 | 3.25 | 9.21 | 28.98 | 69.61 | ||
4 | 0.03 | 0.14 | 0.48 | 2.74 | 7.54 | 23.67 | 54.37 | ||||
5 | 0.03 | 0.13 | 0.47 | 2.71 | 7.42 | 23.29 | 53.27 | ||||
6 | 0.03 | 0.13 | 0.45 | 2.65 | 7.25 | 22.75 | 51.72 | ||||
7 | 0.03 | 0.13 | 0.45 | 2.62 | 7.14 | 22.48 | 50.97 | ||||
8 | 0.03 | 0.13 | 0.44 | 2.58 | 7.07 | 22.59 | 50.84 | ||||
9 | 0.03 | 0.13 | 0.44 | 2.57 | 7.04 | 22.53 | 50.63 | ||||
10 | 0.03 | 0.13 | 0.44 | 2.57 | 7.03 | 22.51 | 50.56 | ||||
2 | 15 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | |
20 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
25 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
30 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
35 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
40 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
45 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
50 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 | ||
60 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 | ||
70 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 | ||
80 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 | ||
90 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 | ||
100 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 |
###
Item | Number of stage | GB042 | GB060 | GB060A | GB90 | GB090A | GB115 | GB142 | GB180 | GB220 | |
Backlash(arcmin) | High Precision P0 | 1 | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 | |||
2 | ≤3 | ≤3 | ≤3 | ≤3 | |||||||
Precision P1 | 1 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | |
2 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ||
Standard P2 | 1 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | |
2 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ||
Torsional Rigidity(N.M/arcmin) | 1 | 3 | 7 | 7 | 14 | 14 | 25 | 50 | 145 | 225 | |
2 | 3 | 7 | 7 | 14 | 14 | 25 | 50 | 145 | 225 | ||
Noise(dB) | 1,2 | ≤56 | ≤58 | ≤58 | ≤60 | ≤60 | ≤63 | ≤65 | ≤67 | ≤70 | |
Rated input speed(rpm) | 1,2 | 5000 | 5000 | 5000 | 4000 | 4000 | 4000 | 3000 | 3000 | 2000 | |
Max input speed(rpm) | 1,2 | 10000 | 10000 | 10000 | 8000 | 8000 | 8000 | 6000 | 6000 | 4000 |
US $50 / Piece | |
1 Piece (Min. Order) |
###
Application: | Machinery, Agricultural Machinery |
---|---|
Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Reduction |
Layout: | Cycloidal |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Double-Step |
###
Samples: |
US$ 50/Piece
1 Piece(Min.Order) |
---|
###
Customization: |
Available
|
---|
###
GB | 090 | 010 | P2 |
Reducer Series Code | External Diameter | Reduction Ratio | Reducer Backlash |
GB:High Precision Square Flange Output
GBR:High Precision Right Angle Square Flange Output GE:High Precision Round Flange Output GER:High Precision Right Round Flange Output |
050:ø50mm 070:ø70mm 090:ø90mm 120:ø120mm 155:ø155mm 205:ø205mm 235:ø235mm 042:42x42mm 060:60x60mm 090:90x90mm 115:115x115mm 142:142x142mm 180:180x180mm 220:220x220mm |
010 means 1:10 | P0:High Precision Backlash
P1:Precison Backlash P2:Standard Backlash |
###
Item | Number of stage | Reduction Ratio | GB042 | GB060 | GB060A | GB090 | GB090A | GB115 | GB142 | GB180 | GB220 |
Rotary Inertia | 1 | 3 | 0.03 | 0.16 | 0.61 | 3.25 | 9.21 | 28.98 | 69.61 | ||
4 | 0.03 | 0.14 | 0.48 | 2.74 | 7.54 | 23.67 | 54.37 | ||||
5 | 0.03 | 0.13 | 0.47 | 2.71 | 7.42 | 23.29 | 53.27 | ||||
6 | 0.03 | 0.13 | 0.45 | 2.65 | 7.25 | 22.75 | 51.72 | ||||
7 | 0.03 | 0.13 | 0.45 | 2.62 | 7.14 | 22.48 | 50.97 | ||||
8 | 0.03 | 0.13 | 0.44 | 2.58 | 7.07 | 22.59 | 50.84 | ||||
9 | 0.03 | 0.13 | 0.44 | 2.57 | 7.04 | 22.53 | 50.63 | ||||
10 | 0.03 | 0.13 | 0.44 | 2.57 | 7.03 | 22.51 | 50.56 | ||||
2 | 15 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | |
20 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
25 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
30 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
35 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
40 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
45 | 0.03 | 0.03 | 0.13 | 0.13 | 0.47 | 0.47 | 2.71 | 7.42 | 23.29 | ||
50 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 | ||
60 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 | ||
70 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 | ||
80 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 | ||
90 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 | ||
100 | 0.03 | 0.03 | 0.13 | 0.13 | 0.44 | 0.44 | 2.57 | 7.03 | 22.51 |
###
Item | Number of stage | GB042 | GB060 | GB060A | GB90 | GB090A | GB115 | GB142 | GB180 | GB220 | |
Backlash(arcmin) | High Precision P0 | 1 | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 | |||
2 | ≤3 | ≤3 | ≤3 | ≤3 | |||||||
Precision P1 | 1 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | |
2 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ||
Standard P2 | 1 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | |
2 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ||
Torsional Rigidity(N.M/arcmin) | 1 | 3 | 7 | 7 | 14 | 14 | 25 | 50 | 145 | 225 | |
2 | 3 | 7 | 7 | 14 | 14 | 25 | 50 | 145 | 225 | ||
Noise(dB) | 1,2 | ≤56 | ≤58 | ≤58 | ≤60 | ≤60 | ≤63 | ≤65 | ≤67 | ≤70 | |
Rated input speed(rpm) | 1,2 | 5000 | 5000 | 5000 | 4000 | 4000 | 4000 | 3000 | 3000 | 2000 | |
Max input speed(rpm) | 1,2 | 10000 | 10000 | 10000 | 8000 | 8000 | 8000 | 6000 | 6000 | 4000 |
The Basics of Designing a Cyclone Gearbox
Compared to conventional gearboxes, the cycloidal gearbox offers a number of advantages including a higher ratio of transmission, robustness against shock loads, and greater positioning accuracy. However, designing a cycloidal gearbox can be complicated. This article will discuss some of the basic design principles. In addition, it will cover topics such as size, position accuracy, and transmission ratios.
Basic design principles
Unlike a conventional ring gear, a cycloidal gearbox uses a cycloidal disc to provide torque multiplication. The output direction of the cycloidal gear disc is opposite to the rotation of the input shaft. This allows for more compact gear construction. It also allows for increased load capacity.
Cycloid drive kinematics can appear complex, but they are actually quite simple. Instead of rotating around the center of gravity like conventional gears, the cycloidal disc rotates around fixed pins. This provides a higher reduction ratio.
To reduce vibrations and noise, multiple cycloidal discs are used. This allows for uniform distribution of forces on the carrier pin devices. This also provides a better rotational balance. In addition, multiple cycloidal discs reduce the axial moment of the carrier pin devices.
The cycloidal gear disc is supported by a separate gear disc bearing. This design provides a low component count and reduces wear. This type of kinematics can also be used in an electric motor with a high power density.
The cycloidal gear disc provides a high reduction ratio, which allows for compact construction. Unlike a ring gear, the cycloidal disc has fewer teeth. It also provides a higher reduction ratio, which is advantageous for high rotational input speed applications.
Cycloid gear discs have cylindrical holes, which allow for carrier pin devices to protrude through them. This is useful because the carrier pin devices can roll along the inside wall of the cylindrical hole in the gear disc.
A load plate is also used to provide anchorage for external structures. This plate contains threaded screw holes arranged 15mm away from the center. It has a 9mm external diameter and a 3mm through hole.
Transmission ratios up to 300:1
cycloidal gearboxes are used in a wide range of applications, from machine tools to medical imaging devices. Compared to planetary gearboxes, they offer superior positioning accuracy, torsional stiffness, backlash, and fatigue performance.
Cycloid gearboxes are also capable of transmitting more torque than planetary gears. In addition, they have a lower Hertzian contact stress and higher overload protection. Cycloid gearboxes are able to provide transmission ratios up to 300:1 in a small package.
Cycloid gears also have lower backlash over extended periods, making them an ideal choice for applications with critical positioning accuracy. Cycloid gearboxes also have good wear resistance, as well as low friction. Cycloid gears are lightweight and have good torsional stiffness, making them ideal for applications with heavy loads.
Cycloid gearboxes have several different designs. They can provide transmission ratios up to 300:1 without the need for additional pre-stages. Cycloid gears also require more accurate manufacturing processes than involute gears. Cycloid gearboxes can also be used for applications that require high power consumption, and can withstand shock loads.
Cycloid gearboxes can be adapted to fit most common servomotors. They have a modular design, all-round corrosion protection, and easy installation. Cycloid gears have a radial clamping ring, which reduces inertia by up to 39%.
CZPT Precision Europe GmbH, a subsidiary of CZPT Group, has developed an innovative online configurator to simplify the configuration of gearboxes. CZPT cycloidal gearheads are precision-built, robust, and reliable. They have a two-stage reduction principle, which minimises vibration and provides even force distribution.
Cycloid gears are capable of providing transmission ratios from 30:1 to 300:1. Cycloid gearboxes can achieve high gear ratios because they require fewer moving parts, and they have a low backlash.
Robustness against shock loads
Unlike conventional gearboxes that are easily damaged by shock loads, the cycloidal gearbox is extremely robust. It is a versatile solution that is ideally suited for handling equipment, food manufacturing, and machine tools.
The mechanical construction of a cycloidal gearbox consists of several mechanical components. These include cycloidal wheels, bearings, transformation elements, and needles. In addition, it has high torsional stiffness and tilting moment. It is also accompanied by highly nonlinear friction characteristic.
In order to assess the robustness of the cycloidal gearbox against shock loads, a mathematical model was developed. The model was used to calculate the stress distribution on the cycloid disc. This model can be used as a basis for more complex mechanical models.
The model is based on new approach, which allows to model stiction in all quadrants of the cycloid gear. In addition, it can be applied to actuator control.
The mathematical model is presented together with the procedure for measuring the contact stress. The results are compared to the measurement performed in the real system. The model and the measurement are found to be very close to each other.
The model also allows for the analysis of different gear profiles for load distribution. In addition, it is possible to analyze contact stresses with different geometric parameters. The mesh refinement along the disc width helps to ensure an even distribution of contact forces.
The stiction breakaway speed is calculated to the motor side. The non-zero current is then derived to the input side of the gearbox. In addition, a small steady phase is modeled during the speed direction transition. The results of the simulation are compared to the measurement. The results show that the model is extremely accurate.
Positioning accuracy
Getting the correct positioning accuracy from a cycloidal gearbox is no small feat. This is because the gears are compact, and the clearances are relatively small. This means you can expect a lot of torque from your output shaft. However, this is only part of the picture. Other concerns, such as backlash, kinematic error, and loading are all important considerations.
Getting the best possible positioning accuracy from a cycloidal gearbox means choosing a reducer that is well-made and correctly configured. A properly-selected reducer will eliminate repeatable inaccuracies and provide absolute positioning accuracy at all times. In addition, this type of gearbox offers several advantages over conventional gearboxes. These include high efficiency, low backlash, and high overload protection.
Getting the correct positioning accuracy from a gearbox also involves choosing a supplier that knows what it is doing. The best vendors are those who have experience with the product, offer a wide variety, and provide support and service to ensure the product is installed and maintained correctly. Another consideration is the manufacturer’s warranty. A reputable manufacturer will offer warranties for the gearbox. The aforementioned factors will ensure that your investment in a cycloidal gearbox pays off for years to come.
Getting the correct positioning accuracy from your cycloidal gearbox involves choosing a manufacturer that specializes in this type of product. This is particularly true if you are involved in robotics, automated painting, or any other industrial process that requires the best possible accuracy. A good manufacturer will offer the latest technology, and have the expertise to help you find the best solution for your application. This will ensure your product is a success from start to finish.
Size
Choosing the right size of cycloidal gearbox is important for its efficient operation. However, it is not a simple task. The process involves complex machining and requires the creation of many parts. There are different sizes of cycloidal gearboxes, and a few basic rules of thumb can help you choose the right size.
The first rule of thumb for choosing the right size of cycloidal gearboxes is to use a gearbox with the same diameter of the input shaft. This means that the gearbox must be at least 5mm thick. The cycloid will also require a base and a bearing to hold the driveshaft in place. The base should be large enough to house the pins. The bearing must be the same size as the input shaft.
The next rule of thumb is to have a hole in the cycloid for the output shaft. In this way, the output will be back-drivable and has low backlash. There should be at least four to six output holes. The size of the holes should be such that the centerline of the cycloid is equal to the size of the center of the bearing.
Using a Desmos graph, you can then create the gear parameters. The number of pins should be equal to the number of teeth in the cycloidal gear, and the size of the pins should be twice the size of the gear. The radius of the pins should be equal to the value of C from Desmos, and the size of the pin circle should be equal to the R value.
The final rule of thumb is to ensure that the cycloid has no sharp edges or discontinuities. It should also have a smooth line.
editor by czh 2023-01-05