FANUC Maintenance & Troubleshooting of CNC Robots

Question 1

What is the first step in troubleshooting a CNC robot?

Accepted Answer

Diagnosing the problem

Answer

The first and most critical step in troubleshooting any complex system like a CNC robot is to accurately diagnose the problem. This involves gathering information, observing symptoms, and using diagnostic tools to pinpoint the root cause before attempting any repairs or part replacements.

Question 2

Why is regular maintenance important for CNC robots?

Accepted Answer

Prevents breakdowns and maintains precision

Answer

Regular maintenance is vital for CNC robots to ensure their longevity and optimal performance. It involves routine inspections, lubrication, and adjustments that prevent unexpected breakdowns, reduce wear and tear on components, and maintain the high level of precision required for robotic operations.

Question 3

Which tool is essential for checking alignment?

Accepted Answer

Laser alignment tool

Answer

A laser alignment tool is essential for checking the precise alignment of robotic components and axes. Its high accuracy ensures that the robot operates within specified tolerances, which is critical for maintaining precision in manufacturing tasks and preventing mechanical stress.

Question 4

What does an error code on the CNC controller indicate?

Accepted Answer

Specific fault or issue

Answer

Error codes displayed on a CNC controller are diagnostic indicators designed to communicate specific problems within the robot's system. Each code corresponds to a particular fault or issue, guiding technicians to the exact area requiring attention for efficient troubleshooting and repair.

Question 5

What should be checked first if the robot is not moving?

Accepted Answer

Power and emergency stop

Answer

If a CNC robot is not moving, the immediate first checks should always be the power supply and the status of any emergency stop buttons. An activated emergency stop or a lack of power will prevent any robot movement, and these are simple yet critical checks to rule out before deeper diagnostics.

(FANUC) Fuji Automatic Numerical Control Robotics Certification Practice Test

(FANUC) Fuji Automatic Numerical Control Robotics Certification Practice Test

FANUC Maintenance & Troubleshooting of CNC Robots