Question 1

1. What is the humanoid robot hand OYMotion ROHand, and what problem does it solve?

Accepted Answer

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.

Question 2

2. What are the main capabilities and key features of OYMotion ROHand?

Accepted Answer

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.

Question 3

3. Which industries and use cases is OYMotion ROHand built for?

Accepted Answer

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.

Question 4

4. What is the grip strength and dexterity of OYMotion ROHand?

Accepted Answer

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.

Question 5

5. Is OYMotion ROHand compatible with standard robotic arms?

Accepted Answer

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.

Question 6

6. Does OYMotion ROHand support tactile sensing or force feedback?

Accepted Answer

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.

Question 7

7. What programming interfaces or SDKs are available for OYMotion ROHand?

Accepted Answer

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.

Question 8

8. How does OYMotion ROHand compare to other robotic end-effectors?

Accepted Answer

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.

Question 9

9. What level of maintenance is required for OYMotion ROHand?

Accepted Answer

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.

Question 10

10. Is OYMotion ROHand currently available for commercial purchase?

Accepted Answer

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.

OYMotion ROHand

Robot Specifications

Hand Type

Intended Robot Type

Number of Fingers

Status

Thumb Config

Total DOF

DOF Per Finger

Independent Actuators

Underactuated Design

Palm Width (mm)

Hand Length (mm)

Hand Thickness (mm)

Weight (g)

Materials

Finger Link Segments

Finger Joint Types

Actuator Type

Actuator Location

Available Countries

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Review Videos

Frequently Asked Questions

Q1. What is the humanoid robot hand OYMotion ROHand, and what problem does it solve?

Q2. What are the main capabilities and key features of OYMotion ROHand?

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