Products Description
Micro Gears for Humanoid Robots | High Precision Custom Gear Manufacturer
Micro Gears for Humanoid Robots

Functional component of Humanoid robots
Humanoid robots require extremely compact, high-precision transmission systems to achieve smooth motion, accurate positioning, and long-term stability. Micro gears play a critical role in robotic hands, joints, and actuation modules, where space is limited and performance requirements are exceptionally high.
Reliable experience
With over 70 years of aerospace manufacturing experience, we specialize in custom micro gears designed for demanding applications such as humanoid robotics, precision instruments, and advanced automation systems.

Why Micro Gears Are Critical in Humanoid Robots
Humanoid robots replicate human motion, which requires:
High positioning accuracy in joints and fingers
Smooth transmission with minimal backlash
Compact design with high torque density
Long service life under continuous operation
Micro gears are widely used in:
Robotic hands (finger joints and grasping systems)
Elbow and wrist actuation modules
Precision servo systems
Micro gearboxes for compact actuators
Our Capabilities in Micro Gear Manufacturing
We provide fully customized micro gear solutions based on your application requirements.
Key capabilities:
Module range: 0.2 – 1.0
Precision level: up to DIN 5
Diameter: from 3 mm
Materials: stainless steel, titanium, alloy steel, special alloys
Heat treatment and surface finishing available
Our gears are designed to maintain stable performance even in high-frequency, long-duration robotic operations.
Engineering Advantages from Aerospace Background
Unlike general machining suppliers, our manufacturing standards originate from aerospace applications.
This allows us to:
Control micro deformation during machining
Ensure tight tolerance consistency in batch production
Maintain high reliability under dynamic load conditions
Achieve superior surface finish and wear resistance
These advantages are particularly important for humanoid robots, where failure or instability is not acceptable.
Typical Challenges We Solve
Humanoid robot gear systems often face the following challenges:
1. Miniaturization with High Precision
Small module gears require extremely stable machining processes to avoid cumulative errors.
2. Backlash Control
Precise backlash control is essential for smooth robotic motion and positioning accuracy.
3. Material Selection
Different robotic applications require different materials for strength, weight, and wear resistance.
4. Long-Term Reliability
Continuous operation demands high fatigue resistance and dimensional stability.
We optimize gear design and manufacturing processes to address all these challenges.
Applications
Our micro gears are used in:
- Humanoid robot hands and finger joints
- Service robots and collaborative robots (cobots)
- Medical robotic systems
- Aerospace precision mechanisms
- Micro transmission systems
The exact function will vary by robot architecture, but the part has been presented to align with those real engineering priorities.
Custom Manufacturing Process
We support full-cycle customization:
- Design review and optimization
- Material selection
- Precision machining
- Heat treatment and finishing
- Quality inspection and testing
We can also provide prototype validation before mass production.
FAQ
What is the smallest module micro gear you can produce?
We can manufacture micro gears with modules as small as 0.2, depending on design and material requirements.
Can your micro gears be used in humanoid robots?
Yes, our micro gears are specifically designed for high-precision applications such as humanoid robotic joints and actuation systems.
How do you control backlash in micro gears?
We control backlash through precision machining, strict tolerance control, and optimized gear profile design.
Do you provide custom designs?
Yes, all our micro gears are fully customized based on your application requirements.
What materials do you use for micro gears?
We offer a wide range of materials including stainless steel, titanium, and special alloys depending on performance needs.
Contact Us
If you are developing humanoid robots or precision motion systems, we are ready to support your project with reliable and high-performance micro gear solutions.




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