CNC safety

What does CNC stand for?

• Computer Numerical Control

• Cereal and Cheese

• Computer Drawing Contril

• Complicated No one Comprehends

Before using any CNC machine, you should:

• Ask for instructor's permission

• Remove all jewelry, eliminate loose clothing, & confine long hair

• Wear approved, sanitized safety glasses.

• All of the above

Before setting up the CNC, you should make sure that the __________ is off.

• lights

• computer

• power

• projector

Before starting the cut, you should:

• Check spindle rotation and speed

• depth of cut

• all power feed adjustments

• All of the above

It's ok to leave setup tools on the machine and in the work area.

• True

• False

If a malfunction occurs, you should:

• A. Immediately press the emergency stop button

• B. Leave the area

• C. Contact the instructor

• D. Both A & C

You should brush away chips and shavings:

• During the cutting process

• In 5 minute increments

• In 10 minute increments

• Only when the machine is completely stopped

When tightening the bit/cutter head you should

• A. Use whatever works

• B. Only use the proper tools

• C. Remove tool from work area after you are finished

• D. Both B & C

When finished, you should CAREFULLY remove the bit because:

• A. The bit could be hot

• B. The bit could be sharp

• C. None of these reasons

• D. Both A & B

When finished using the CNC you should:

• A. Clean up area

• B. Leave as quickly as possible

• C. Return the CNC to the home position

• D. Both A & C.