Created on 07.17

Breaking the Physical Limits: The New Ultra-Lightweight Joint Module Series

In the next era of automation, a robot joint actuator is more than just a motor; it is the critical interface between software intelligence and physical execution. From sterile operating rooms to high-speed logistics centers, the demand for a higher torque-to-weight ratio has never been greater. YiAxis Robot meets this demand with the YR-Series-a matured hardware ecosystem designed to empower every joint with unprecedented precision.
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The YiAxis Advantage: Proprietary Engineering
Every YiAxis robot joint actuator is built on a 4-in-1 integrated architecture. By controlling the entire manufacturing stack-from the high-performance joint motor to the zero-backlash harmonic drive-we achieve a ±0.001° repeatability. Combined with 20-bit absolute encoders, our robot joint actuator provides the high-fidelity feedback required for surgery-grade precision and complex AI research.
Selection Guide: Matching Actuators to Industry Missions
To streamline integration, our lineup is divided into three series, each optimized for specific industrial and research bottlenecks:
1. YRA Series (Pro-2): The High-Torque Powerhouse
When heavy-duty performance is required, the YRA robot joint actuator is the industry's reliable workhorse. Delivering up to 762N.m peak torque, it features maximum structural rigidity.
  • Industry Application: Perfect for Humanoid Leg Joints and Heavy-Load Logistics AMR. It handles the high-impact forces of industrial handling with ease.
2. YRB Series (Pro-S): The Agility Specialist
The YRB robot joint actuator is optimized for high dynamic response. By reducing internal mass and optimizing the joint motor laminations, it offers a breakthrough power-to-weight ratio.
  • Industry Application: Ideal for Precision Medical Robots and High-Speed Cobots. Its agile motion ensures smooth, vibration-free operation in laboratory assembly.
3. YRC Series (Pro-3): The Integration Disruptor
The YRC robot joint actuator addresses the "cabling nightmare" with its innovative side-exit interface. Its ultra-short axial length allows for slimmer, more compact designs.
  • Industry Application: Best for Dexterous Bionic Hands and Space-Constrained Specialized Robotics. It is the go-to robot joint actuator for complex internal wiring in humanoid wrists and necks.
Summary: Scalable Hardware for Global Innovation
The YR-Series is not just a prototype; it is a mass-produced robot joint actuator platform. With 20+ proven models, we provide the scalability needed to move from a single research unit to a mass-produced industrial fleet. Whether you need a YRA robot joint actuator for power or a YRC robot joint actuator for tight integration, YiAxis delivers field-tested reliability.
Don't over-engineer your core. Empower it.
Explore the full YR-Series robot joint actuator specifications and download 2D drawing at www.yiaxisrobot.com.

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YiAxis Robot: A global provider of high-torque integrated joint modules, matured humanoid robot platforms, and precision collaborative arms. We focus on providing standardized hardware solutions and open SDK support for robotic research and industrial automation, ensuring high performance and rapid batch delivery worldwide.

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