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CNC Programming > Unit 3 - Codes > Flashcards

Unit 3 - Codes Flashcards

1
Q

Rapid linear interpolation (movement only)

A

G00

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2
Q

Linear interpolation *with feed value

A

G01

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3
Q

Circular interpolation

A

G02 clockwise; G03 counter clockwise

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4
Q

Codes to invoke and cancel polar coordinates

A

G15/G16/G15

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5
Q

Codes that define the three planes

A

G17 X Y, G18 X Z, G19 Y Z

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6
Q

Inch programming

A

G20

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7
Q

PRZ - Part reference zero

A

G54

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8
Q

Absolute programming

A

G90

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9
Q

Incremental programming

A

G91

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10
Q

RPM - revolutions per minute

A

G97

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11
Q

G00

A

Rapid linear interpolation (movement only)

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12
Q

G01

A

Linear interpolation *with feed value

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13
Q

G02

A

Circular interpolation (clockwise)

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14
Q

G03

A

Circular interpolation (counter clock wise)

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15
Q

G15

A

Preparatory code to invoke then cancel polar coordinates

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16
Q

G17

A

X Y Plane

17
Q

G18

A

X Z Plane

18
Q

G20

A

Inch programming

19
Q

G54

A

PRZ - Part reference zero

20
Q

G90

A

Absolute programming

21
Q

G91

A

Incremental programming

22
Q

G97

A

RPM - revolutions per minute

23
Q

G28

A

Return to machine home through specified point

24
Q

G41

A

Cutter compensation left (material on right, tool on left)

25
Q

G42

A

Cutter compensation right (material on left, tool on right)

26
Q

M3

A

Spindle on clockwise

27
Q

M4

A

Spindle on counterclockwise

28
Q

M5

A

Spindle off

29
Q

M30

A

Program end

30
Q

G70

A

Finishing cycle

31
Q

G71

A

Roughing cycle (x direction)

32
Q

G72

A

Roughing cycle (z direction)

33
Q

G73

A

Profiling cycle

34
Q

G96/G50

A

Constant surface speed. Sets upper and lower limits

35
Q

Codes that invoke and cancel cutter compensation

A

G40 cancel, G41 tool left, G42 tool right.

36
Q

Codes that invoke and cancel cutter compensation

A

M3 clockwise, M4 counterclockwise, M5 off

37
Q

Codes that invoke and cancel cutter compensation

A

M30

CNC Programming (5 decks)

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