PRODUCT
Production Goods
【MJM】Manual Robot Hand Changer — Tool-Free, Tool Exchange in Seconds / Payload 3–20 kg
In automated production lines, the time required for robot tool changes is an important factor that directly affects production efficiency. KOGANEI (THAILAND) CO., LTD. offers the MJM Series manual robot hand changer in Thailand for use in changing hands and tools on robots and automated machinery.
Contents
- Key Product Features
- Structure and How to Use
- Interface Specifications
- Specifications and Compatible Models
- Frequently Asked Questions (FAQ)
Key Product Features
The MJM Series is designed to reduce the effort required for tool-changing operations without the need to introduce a complex automation system.
- Tool-Free Manual Attachment and Detachment (Manual Operation): Tools can be attached and detached by hand without using tools, power, or other auxiliary equipment. Operation is completed simply by pressing the lock buttons on both sides.
- High Repeatability: With a high repeatability of ±0.01 mm, the time required for positional readjustment after tool replacement can be reduced.
- Stable Locking Mechanism: The structure is designed to prevent the tool from falling off even when an overload is applied. In addition, the connection status can be visually checked using the indicator on the lock button.
Structure and How to Use
This product consists of a master side mounted on the robot and a tool side mounted on the tool.


- Press the lock buttons on the master side attached to the robot.
- Attach or remove the tool plate side mounted on the tool / end effector from the master side.
- Release the buttons to lock the unit and complete the connection.
Interface Specifications
Air Interface
The product is equipped with ports that allow compressed air to pass through for operating pneumatic devices such as grippers.
- MJM3: 3 ports, M3 size
- MJM10 / MJM20: 6 ports, M5 size
- Seal Material: Synthetic rubber (NBR) with excellent oil resistance
Electrical Interface
The product supports signal and power transmission, and the following connector types can be selected:
- D-sub Connector: 15 pins (MJM10 and MJM20 only)
- Compact Connector: 9 pins
- Non-Contact Connector: 12 points + 1 point (MJM10 and MJM20 only)
- Solder Connector: 15 pins
There is no need to redo wiring each time a tool is changed, so work can begin immediately after connection.
For details, please download the PDF file attached to this article or contact us using the form below.
Specifications and Compatible Models
| Item | MJM3 | MJM10 | MJM20 |
| Payload | 3 kg | 10 kg | 20 kg |
| Repeatability | ±0.01 mm | ||
| Axial Holding Force | 500 N | 1,300 N | 3,200 N |
| Master Side Mass | 40 g | 110 g | 170 g |
| Tool Side Mass | 35 g | 100 g | 180 g |
Recommended Applications

- Tool changes for collaborative robots and industrial robots
- Machine changeovers on packaging lines
- Automated assembly lines for high-mix production
Suitable Use Cases
- When tools are changed periodically (e.g., once a week)
- When there is no desire to fabricate an additional jig stand
- When tools need to be changed without readjusting the robot position
Frequently Asked Questions (FAQ)
Q: Are wrenches or dedicated tools required for tool changes?A: No. The MJM Series is designed for manual operation, allowing immediate attachment or detachment simply by pressing the lock buttons.
Q: Which robot manufacturers are supported?A: The product can be installed on collaborative robots, general industrial robots, and automated machinery.
Q: What kind of technical support is available in Thailand?A: We provide comprehensive services in Thailand covering both sales and technical support.
For details, please download the PDF file attached to this article or contact us using the form below.
Company Information
pneumatic equipment / electric-operated devices / electrostatic elimination equipment
KOGANEI (THAILAND) CO., LTD. operates in Thailand under KOGANEI Corporation, Japan, providing Pneumatic and Integrated Automation Solutions for industrial applications. Established in Thailand in 2006 ...
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