Project Background
With the continuous improvement of automation and production efficiency in the pharmaceutical industry, robotic arms used in pharmaceutical production lines require higher precision, rigidity, and environmental adaptability. The customer needed a reducer with high precision, high rigidity, low error, compact structure, and high-temperature resistance for pharmaceutical robotic arms.
Challenges
- Robotic arms must operate stably in high-temperature environments
- Space constraints require a compact reducer design
- High-precision positioning with error control at the micron level
- High rigidity to handle frequent start-stop cycles and load variations
- Easy installation and compatibility with multiple mounting options
Solution
We customized a dedicated RV cycloidal gear reducer for the customer, based on the proven cycloidal transmission principle. The structure was optimized and materials upgraded to ensure stable operation under high-temperature, high-precision, and high-rigidity conditions specific to pharmaceutical robotic arms.
Product Advantages
- High Precision: Backlash ≤ 1 arcmin, high repeat positioning accuracy
- High Rigidity: Output shaft made of high-alloy steel, rigidity increased by 30%
- Low Error: Precision ground gears with error control at the micron level
- Compact Design: Space-saving structure, suitable for various robotic arm mounting spaces
- High-Temperature Resistance: Continuous operation at +80°C
Key Parameters
- Reduction Ratio: 100:1
- Output Torque: 250 Nm
- Size Requirements: Max diameter ≤ 120 mm, length ≤ 150 mm
- Material: Output shaft made of 42CrMo, housing made of high-strength aluminum alloy
- Operating Temperature: -20°C to +80°C
- Protection Level: IP65
- Mounting Method: Flange mounting (optional shaft or side mounting)
Mounting Method Description
The reducer uses a flange mounting method, compatible with standard servo motor interfaces, offering easy installation and structural stability. It also supports shaft mounting and side mounting for different robotic arm design requirements.
Application Results
This customized RV reducer has been successfully applied to the customer's pharmaceutical robotic arms, significantly improving the precision and stability of the robotic arms, meeting the high-standard requirements of the pharmaceutical industry for automated equipment.
