Basic Structure and Maintenance of NACHI Robots

1. Mechanical Structure of the Body

2. Mechanical structure of wrist axis

3. Methods for Limiting the Operating Range

4. FD11 controller

5. AX20 Controller Unit

6. Servo Control

7. Keeping the Robot Arm Braked

8. Robot status change in case of emergency, brake release switch (optional)

9. Functions of Each Part

10. Periodic Inspection and Maintenance Points

Daily inspection

• Confirm that the buttons and keypad are working properly
• Cleaning of the entire control unit

3-monthly inspection

• Dust on cooling fan
• Robot connection cables and teach pendant cables for damage or scratches
• Plug for slack, etc

1 year inspection

• Door seals for gaps and distortion, make sure they are locked
• Loose plugs and terminals inside the unit
• Measure primary voltage, magnetic contactors for dirt, etc

Periodic Parts Replacement

• Battery and Cooling Fan

11. Periodic replacement: Battery

12. Periodic Replacement: Cooling Fan

13. Periodic Inspection: Wiring

14. Periodic inspection: Balancer air pressure

15. Periodic Maintenance: Adding Lubricating Oil