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HEIDENHAIN iTNC 530 (34049x-08) ISO programming User Manual

Page 652

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Contour cycles

Radius compensation of the contour subprograms

H

H

H

Polar coordinate angle

Rotation angle with G73

Tolerance angle with M112

I

X coordinate of the circle center/pole

J

Y coordinate of the circle center/pole

K

Z coordinate of the circle center/pole

L

L

L

Set a label number with G98

Jump to a label number

Tool length with G99

M

M functions

N

Block number

P

P

Cycle parameters in fixed cycles

Value or Q parameter in Q-parameter definition

Q

Q parameter

R

R

R

R

Polar coordinate radius

Circle radius with G02/G03/G05

Rounding radius with G25/G26/G27

Tool radius with G99

S

S

Spindle speed

Oriented spindle stop with G36

T

T

T

Tool definition with G99

Tool call

Next tool with G51

U

V

W

Axis parallel to X axis

Axis parallel to Y axis

Axis parallel to Z axis

X

Y

Z

X axis

Y axis

Z axis

*

End of block

Addresses

Sequence of program steps for machining
with several tools

List of subcontour programs

G37 P01 ...

Define contour data

G120 Q1 ...

Define/Call drill

Contour cycle: pilot drilling

Cycle call

G121 Q10 ...

Define/Call roughing mill

Contour cycle: rough-out

Cycle call

G122 Q10 ...

Define/Call finishing mill

Contour cycle: floor finishing

Cycle call

G123 Q11 ...

Define/Call finishing mill

Contour cycle: side finishing

Cycle call

G124 Q11 ...

End of main program, return

M02

Contour subprograms

G98 ...

G98 L0

Contour

Programming sequence
of the contour elements

Radius
compensation

Internal

(pocket)

Clockwise (CW)

Counterclockwise (CCW)

G42 (RR)

G41 (RL)

External

(island)

Clockwise (CW)

Counterclockwise (CCW)

G41 (RL)

G42 (RR)