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cnc Turning

Total questions: 16

Worksheet time: 12mins

Name
Class
Date
1.
What part of the lathe holds the work piece?
a)
Ways
b)
Tool Turret
c)
Chuck
d)
Spindle
2.
What part of the lathe spins the work piece?
a)
Ways
b)
Tool Turret
c)
Chuck
d)
Spindle
3.
Which axis moves the tool perpendicular to the work piece in a turning center?
a)
X-axis
b)
Y-axis
c)
Z-axis
4.
Moving the tool toward the material in a turning center is called?
a)
Negative X-axis
b)
Positive X-axis
c)
Negative Z-axis
d)
Positive Z-axis
5.
Moving the along the material or parallel to the left in a turning center is called?
a)
Negative X-axis
b)
Positive X-axis
c)
Negative Z-axis
d)
Positive Z-axis
6.
Which axis moves the tool parallel to the work piece?
a)
X-axis
b)
Y-axis
c)
Z-axis
7.
Moving the cutting bit toward the material on a machining center would be moving in the...
a)
Negative X-axis
b)
Positive Y-axis
c)
Positive Z - axis
d)
Negative Z-axis
8.

The automation of machine tools by means of computers executing pre-programmed sequences of machine control commands among multi-axis coordinate planes.

a)

Computer Numerical Control (CNC)

b)

Computer Alphabetical Control (CAC)

c)

Computer Cryptographic Control (CCC)

9.

A machine operation (program, tool changes or cutting bit) can be done with the doors open.

a)

True

b)

False

10.
CNC stands for ________  _________  ____________?
a)
Compensation Next Code
b)
Computerized Number Case
c)
Computer Numerically Controlled
d)
Computer Not Controlled
11.

System in which positions is take from the prior one. Incremental is another name

a)

Absolute

b)

Relative

c)

Modal

12.

System in which positions are given with respect to a fixed point, usually the origin.

a)

Absolute

b)

Relative

c)

Incremental

d)

Modal

13.

What is this tool used for?

a)

Rough turning

b)

Grooving

c)

Threading

d)

Cutting

14.

Your X zero point in the mechanical lathe is set by the machinist. Can be set either in the chuck or the faced section of the part.

a)

True

b)

False

15.

Collet works faster than the chuck

a)

True

b)

False

16.

Typical lathe applications

a)

turning

b)

threading

c)

boring

d)

filing