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CNC 2 > Final > Flashcards

Final Flashcards

0
Q

Comments or messages may be placed in the program, providing they are enclosed in

A

( )

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1
Q

On a FANUC controlled machining center, the prep code to call up a mirror function is_____

A

G71

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2
Q

A CNC lathe has at least ___ axes

A

2

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3
Q

The CNC _____ is usually the person who has the most responsibility in the CNC machine shop

A

Programmer

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4
Q

On a FANUC controlled machining center, the machine code to call up a sub program is

A

M98

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5
Q

On a typical 3 axis vertical milling machine the X axis travels in what direction

A

Left to right

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6
Q

On a typical 3 axis vertical milling machine the Y axis travels in what direction

A

Front to back

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7
Q

On a typical 3 axis milling machine the Z axis travels in what direction

A

Up and down

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8
Q

On a FANUC Controlled machining center, the machine code to end a sub program is

A

M99

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9
Q

A forward slash / at the beginning of a block is add to make use of what function

A

Block skip

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10
Q

The program address G identifies a ____ command

A

Prep

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11
Q

The program address M identifies a _____ function

A

Miscellaneous

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12
Q

On a FANUC controlled machining center, what is the preparatory code to cancel a mirror function?

A

G70

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13
Q

What is the G code for coordinate system rotation on?

A

G68

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14
Q

What is the G code linear interpolation

A

G01

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15
Q

What is the G code for circular interpolation clockwise

A

G02

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16
Q

What is the G code for circular interpolation counterclockwise

A

G03

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17
Q

What is the milling G code for XY plane designation

A

G17

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18
Q

What is the G code for coordinate system rotation off

A

G69

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19
Q

Feedrate in English systems is measured in

A

Inch per min. IPM

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20
Q

What is the G code for metric units of input

A

G21

21
Q

What is the G code for cutter radius compensation left

A

G41

22
Q

What is the G code for cutter radius compensation right

A

G42

23
Q

What is the G code for canceling cutter radius compensation

A

G40

24
Q

What is the G code for incremental dimensioning

A

G91

25
Q

what is the milling G code for drilling cycle

A

G81

26
Q

What is the milling G code for a peck drilling cycle

A

G83

27
Q

What is the turning G code for drilling cycle with dwell

A

G82

28
Q

What is the milling G code for canceling fixed cycles

A

G80

29
Q

What is the G code for scaling mode active

A

G51

30
Q

What is the turning G code for constant surface speed mode

A

G96

31
Q

What is the M code for spindle on clockwise

A

M03

32
Q

What is the M code for spindle on counterclockwise

A

M04

33
Q

What is the M code for tool change

A

M06

34
Q

What is the code for coolant pump on

A

M08

35
Q

What is the M code for coolant pump off

A

M09

36
Q

What is the M code for spindle stop

A

M05

37
Q

What is the M code for program and with reset/rewind

A

M30

38
Q

Spindle speed is designated in

A

RPM

39
Q

In CNC turning what is the G code for grooving cycle

A

G75

40
Q

In CNC turning what is the G code for threading cycle

A

G76

41
Q

In CNC turning what is the G code for profile roughing on the Z axis

A

G71

42
Q

In CNC turning what is the G code for profile roughing on the X axis

A

G72

43
Q

In CNC turning what is the G code for profile finishing cycle

A

G70

44
Q

In CNC turning what is the G code for thread cutting cycle

A

G76

45
Q

In CNC turning what is the G code for feed rate per minute

A

G98

46
Q

In CNC turning what is the G code for feed rate per revolution

A

G99

47
Q

In CNC turning what is the G code for tool knows radius compensation left

A

G41

48
Q

In CNC turning what is the G code for tool knows radius compensation right

A

G42

49
Q

In CNC turning what is the G code for canceling tool knows radius compensation

A

G40

CNC 2 (4 decks)

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