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CNC 2 > Midterm > Flashcards

Midterm Flashcards

0
Q

The program address G identifies _____ command.

A

Preparatory

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1
Q

The program address N signifies the ______

A

Block number

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2
Q

The program address M identifies _____ function.

A

Miscellaneous

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3
Q

What is the machine code for tool change function?

A

M06

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4
Q

What is the machine code for spindle on clockwise ?

A

M03

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5
Q

What is the machine code for spindle on counterclockwise

A

M04

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6
Q

What is the machine code for spindle off

A

M05

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7
Q

What is the preparatory code for inch input

A

G20

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8
Q

What is the prep code for linear interpolation

A

G01

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9
Q

What is the prep code for canceling canned cycles

A

G80

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10
Q

What is the prep code for referencing the X Y plane

A

G17

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11
Q

What is the prep code for absolute dimensioning

A

G90

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12
Q

What is the prep code circular interpolation clockwise

A

G02

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13
Q

What is the prep code for circular interpolation counterclockwise

A

G03

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14
Q

What is the prep code for a datum shift

A

G92

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15
Q

What is the prep code for local coordinate system

A

G52

16
Q

What is the prep code for mirror image

A

G71

17
Q

What is the prep code for canceling mirror image

A

G70

18
Q

What is the prep code for activating scaling mode

A

G51

19
Q

What is the prep code for canceling scaling mode

A

G50

20
Q

What is the machine code for sub program call function

A

M98

21
Q

What is the machine code for sub program end function

A

M99

22
Q

In the sub program call function, what does L (or K) represent

A

Number of loops

23
Q

What is the prep code for canceling cutter compensation

A

G40

24
Q

Spindle speed is designated in

A

RPM

25
Q

In the English system, machinability is measured in

A

SFM

26
Q

How many decimal places are allowed in designating machine spindle speed

A

Zero

27
Q

What is the prep code for cutter compensation left

A

G41

28
Q

What is the prep code for cutter compensation right

A

G42

29
Q

What is the machine code for end of program, reset

A

M30

CNC 2 (4 decks)

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