OYMotion ROHand
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The OYMotion ROHand is a lightweight, human-scale five-finger dexterous robotic hand with 11 total degrees of freedom (6 active), designed for precise manipulation and human-like grasping. Featuring independent finger control, high positioning accuracy (±1mm), and hybrid tactile/force sensing, it supports diverse gestures like pinching and power gripping up to 30kg. Built from zinc/aluminum alloys, it integrates PID motor control, ROS compatibility, and robust communication for humanoid robots, research, and automation.
Robot Specifications
Values without a Confirmed badge are compiled from public sources and may not be manufacturer-verified.
Not yet published by OYMotion: EMC compliance, noise level, expected lifespan, maintenance schedule, firmware version, update method, hardware ports, color options and 4 more.
Image Gallery
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OYMotion ROHand vs Revo 3 Dexterous Hand, Shuqiao X2 Adaptive Hand and Clone Hand
OYMotion ROHand leads this group on max payload and power grip force but trails on degrees of freedom and closing time.
Green marks the best figure in a row (highest degrees of freedom, max payload and power grip force; lowest weight and closing time). Ranges are not ranked.
| Spec | OYMotion ROHandOYMotion | Revo 3 Dexterous HandBrainCo | Shuqiao X2 Adaptive HandChangingTek Robotics | Clone HandClone Robotics |
|---|---|---|---|---|
| Degrees of Freedom | 11 | 21 | 16 | 27 |
| Weight | 540–640 g | 430 g | 1.2 kg | 750 g |
| Max Payload | 30 kg | 20 kg | 5 kg | 7 kg |
| Power Grip Force | 294 N | 100 N | 50 N | 66 N |
| Closing Time | 700 ms | 330 ms | — | 100 ms |
| Hand Type | anthropomorphic | anthropomorphic | anthropomorphic | anthropomorphic |
| Fingers | 5 | 5 | 5 | 5 |
| Best For | Teleoperation | Humanoid manipulation | Insertion | Teleoperation |
Notes such as conditions or alternate figures are left out and values are shown in common units; open each page for the full specs. Browse all humanoid robot hands
Frequently Asked Questions
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Q1. What is the humanoid robot hand OYMotion ROHand, and what problem does it solve?
OYMotion ROHand is a hybrid tactile force-controlled dexterous hand developed by OYMotion Technologies. According to the manufacturer, it addresses challenges in precise grasping and manipulation for humanoid robots and bionic applications by simulating human hand movements.
Q2. What are the main capabilities and key features of OYMotion ROHand?
The hand features 11 total degrees of freedom with 6 active DOF, enabling gestures like pinching and grasping. It incorporates a hybrid perception system of 3D and 1D force sensing, high positioning repeatability, and materials including zinc and aluminum alloys, per OYMotion specifications.
Q3. Which industries and use cases is OYMotion ROHand built for?
OYMotion ROHand targets humanoid robots, inspection robots, intelligent bionic prosthetics, and educational research equipment. The manufacturer states it supports end-effector roles in these areas for tasks requiring dexterous manipulation.
Q4. What is the grip strength and dexterity of OYMotion ROHand?
According to OYMotion, the hand provides active fingertip forces of at least 0.5 Kgf when stretched and 1.0 Kgf when bent, with thumb tip force up to 1.0 Kgf or more. Dexterity includes 6 active DOF for human-like gestures and ±1mm repeatability.
Q5. Is OYMotion ROHand compatible with standard robotic arms?
OYMotion ROHand uses communication interfaces such as UART, RS485, and CAN, with protocols including ModBus-RTU and SerialCtrl. The manufacturer indicates compatibility with standard robotic systems via these interfaces and support for SDK/ROS/ROS2/URDF.
Q6. Does OYMotion ROHand support tactile sensing or force feedback?
Yes, the hand includes a hybrid perception system with 3D and 1D force sensing. OYMotion confirms support for finger force feedback and touch screen functionality in its design.
Q7. What programming interfaces or SDKs are available for OYMotion ROHand?
Available interfaces include UART/RS485/CAN with baud rates up to 921600 and protocols like ModBus-RTU and SerialCtrl. According to the manufacturer, it supports SDK, ROS, ROS2, and URDF for integration.
Q8. How does OYMotion ROHand compare to other robotic end-effectors?
OYMotion positions ROHand as a lightweight, human-proportioned dexterous hand with hybrid sensing, distinguishing it through 6 active DOF and bionic design. Specific comparisons depend on application needs, as per company descriptions.
Q9. What level of maintenance is required for OYMotion ROHand?
The hand uses durable zinc alloy and aluminum materials with a service life of 5000 finger cycles per charge. OYMotion provides technical support, but detailed maintenance protocols are specified in their documentation.
Q10. Is OYMotion ROHand currently available for commercial purchase?
OYMotion lists ROHand models like ROH-AP002 and ROH-A001 on their platform and distributors such as Alibaba. The company offers sales contact for availability and supports single-unit purchases.
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