Product Description
Maximum Allowable Output Speed 70r/m 220BX RVE Series High Precision Cycloidal Gearbox For Robot Arm
Model:220BX-RVE
More Code And Specification:
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 |
Gear ratio And Specification
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 |
Reducer type code
REV: main bearing built-in E type
RVC: hollow type
REA: with input flange E type
RCA: with input flange hollow type
Application:
Company Information
FAQ
Q: What’re your main products?
A: We currently produce Brushed Dc Motors, Brushed Dc Gear Motors, Planetary Dc Gear Motors, Brushless Dc Motors, Stepper motors, Ac Motors and High Precision Planetary Gear Box etc. You can check the specifications for above motors on our website and you can email us to recommend needed motors per your specification too.
Q: How to select a suitable motor?
A:If you have motor pictures or drawings to show us, or you have detailed specs like voltage, speed, torque, motor size, working mode of the motor, needed lifetime and noise level etc, please do not hesitate to let us know, then we can recommend suitable motor per your request accordingly.
Q: Do you have a customized service for your standard motors?
A: Yes, we can customize per your request for the voltage, speed, torque and shaft size/shape. If you need additional wires/cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it too.
Q: Do you have an individual design service for motors?
A: Yes, we would like to design motors individually for our customers, but it may need some mold developing cost and design charge.
Q: What’s your lead time?
A: Generally speaking, our regular standard product will need 15-30days, a bit longer for customized products. But we are very flexible on the lead time, it will depend on the specific orders.
Please contact us if you have detailed requests, thank you !
Application: | Machinery, Robotic |
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Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Layout: | Coaxial |
Gear Shape: | Cylindrical Gear |
Step: | Double-Step |
Customization: |
Available
| Customized Request |
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Variations in Cycloidal Gearbox Design
Cycloidal gearboxes come in various designs and configurations to cater to different application requirements. Some common variations include:
- Single-Stage vs. Multi-Stage: Cycloidal gearboxes can be designed as single-stage or multi-stage systems. Single-stage designs offer a lower gear ratio and are suitable for applications with moderate torque requirements. Multi-stage designs provide higher gear ratios and are used for applications demanding higher torque output.
- Input and Output Arrangements: Cycloidal gearboxes can have various input and output arrangements, including coaxial, inline, and right-angle configurations. These arrangements determine the orientation of the input and output shafts relative to each other.
- Size and Torque Capacity: Different sizes of cycloidal gearboxes are available to accommodate a wide range of torque and power requirements. Smaller sizes are suitable for applications where space is limited, while larger sizes handle higher torque loads.
- Mounting Options: Cycloidal gearboxes offer flexibility in mounting options, including base or flange mounting. This allows for easy integration into different types of machinery and equipment.
- Material Selection: Depending on the application’s demands, cycloidal gearboxes can be constructed using various materials, such as steel, aluminum, and alloys. Material selection affects the gearbox’s durability and performance in different environments.
- Backlash Reduction Mechanisms: Some cycloidal gearboxes feature enhanced backlash reduction mechanisms to further improve precision and accuracy in motion control applications.
These variations in design allow cycloidal gearboxes to be tailored to specific application requirements, making them versatile solutions for a wide range of industries and machinery.
Patents Associated with Cycloidal Gearbox Designs
Throughout the history of cycloidal gearbox development, several patents have been filed for various designs and applications. Some notable patents include:
- Harmonic Drive: Ralph B. Heath’s patent for the “Harmonic Drive” (US Patent 2,906,143), filed in 1957, is one of the most famous patents related to cycloidal gear systems. This patent introduced the concept of a high-precision reduction gear mechanism using flexible components.
- Cycloidal Drive Mechanism: A patent by James Watt for a “Cycloidal Drive Mechanism” (GB Patent 1812), dating back to the 18th century, is often cited as one of the early references to cycloidal motion and gears.
- Planetary Roller Transmission: US Patent 3,671,927 by C.F. Kafesjian and H. Blumenstock introduced a “Planetary Roller Transmission” in 1972, describing a cycloidal drive mechanism with planetary motion.
- Cycloidal Speed Reducer: A patent for a “Cycloidal Speed Reducer” (US Patent 5,588,583) was granted to Richard J. Pieprzak in 1996, focusing on an improved design of cycloidal gears for various applications.
These patents represent a small sample of the numerous innovations and designs related to cycloidal gear systems that have been patented over the years. Patents play a significant role in protecting and promoting innovation in the field of gearbox technology.
Disadvantages of Using a Cycloidal Gearbox
While cycloidal gearboxes offer various advantages, they also come with some disadvantages that should be considered:
- Lower Efficiency at High Speeds: Cycloidal gearboxes can experience a decrease in efficiency at high speeds due to increased friction and rolling resistance.
- Complex Design: The internal arrangement of pins, lobes, and bearings can result in a relatively complex design, which may lead to higher manufacturing costs and maintenance challenges.
- Limited Gear Ratio Range: Cycloidal gearboxes might have limitations in terms of achieving very high gear ratios, which can impact their suitability for certain applications.
- Cost: The specialized design and precision manufacturing involved in producing cycloidal gearboxes can lead to higher upfront costs compared to other gearbox types.
- Noise Generation: While generally quieter than some other types of gearboxes, cycloidal gearboxes can still produce noise during operation, which might need to be addressed in noise-sensitive applications.
- Availability: Cycloidal gearboxes might not be as widely available as other gearbox types, potentially leading to longer lead times for procurement and replacement parts.
- Limited Backlash Adjustability: While cycloidal gearboxes have minimal backlash, adjusting or fine-tuning the backlash might be more challenging compared to other gearbox types.
Despite these disadvantages, cycloidal gearboxes remain a valuable choice for specific applications where their unique advantages outweigh the drawbacks.
editor by CX 2023-12-12