Deck 8: Basic Codes to Control Machine Functions

Question 1

G49 confirms the tool length offset.

Answer 1

False

Question 2

Incremental systems are more difficult to program but less prone to operator error.

Answer 2

False

Question 3

M____ is an unconditional program stop.

A) 00
B) 01
C) 10
D) 30

Answer 3

A

Question 4

____ and subprograms are a method of modularizing a NC program to make it more portable and easier to modify.

A) Spindles
B) Subcontrols
C) Subroutines
D) Subchapters

Question 5

An M-code comprises the ____ address followed by ____.

A) M, a number
B) M, a G-code
C) G, a number
D) G, a G-code

Question 6

M____ is the most common code used to signify to the control that the program has ended.

A) 00
B) 02
C) 10
D) 30

Question 7

What is an oriented spindle stop?

Question 8

M-codes are called in a similar manner to G-codes.

Question 9

Block delete actually deletes the lines within the program.

Question 10

What is the difference between M02 and M30?

Question 11

The only difference between M03 and M04 is the ____.

A) speed of rotation
B) direction of rotation
C) linearity of movement
D) power supply

Question 12

Most modern CNC machine tools are equipped with an ____ (ATC) to eliminate manual operator intervention.

A) automatic tool channel
B) automatic telecharger
C) automatic tool changer
D) automatic traffic channel

Question 13

Discuss the traveling storage device configuration.

Question 14

What do you have to provide the spindle with before it will turn on?

Question 15

How are M-codes called?

Question 16

M08 is the general code for turning on the ____ system.

A) spindle
B) coolant
C) rotational
D) tool selection

Question 17

Virtually all end mills, drills, and similar tools you will encounter are ____-handed and consequently use M0____.

A) right, 3
B) right, 4
C) left, 3
D) left, 4

Question 18

Block delete is accomplished by placing a(n) ____ at the beginning of a line

A) (
B) )
C) \
D) /

Question 19

Tool changes are accomplished by calling the M0____ code.

A) 0
B) 2
C) 4
D) 6

Question 20

Some machines will automatically select a gear range based on the programmed spindle speed.