Example: multipass milling – HEIDENHAIN iTNC 530 (340 49x-01) ISO programming User Manual
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8 Programming: Cycles
8.8 Cy
cles f
o
r Multipass Milling
Example: Multipass milling
%C230 G71
N10 G30 G17 X+0 Y+0 Z+0 *
Define the workpiece blank
N20 G31 G90 X+100 Y+100 Z+40 *
N30 G99 T1 L+0 R+5 *
Define the tool
N40 T1 G17 S3500 *
Tool call
N50 G00 G40 G90 Z+250 *
Retract the tool
N60 G230 MULTIPASS MILLING
Cycle definition: MULTIPASS MILLING
Q225=+0
;STARTING PNT 1ST AXIS
Q226=+0
;STARTING PNT 2ND AXIS
Q227=+35
;STARTING PNT 3RD AXIS
Q218=100
;FIRST SIDE LENGTH
Q219=100
;SECOND SIDE LENGTH
Q240=25
;NUMBER OF CUTS
Q206=250
;FEED RATE FOR PLNGNG
Q207=400
;FEED RATE FOR MILLING
Q209=150
;STEPOVER FEED RATE
Q200=2
;SET-UP CLEARANCE
N70 X-25 Y+0 M03 *
Pre-position near the starting point
N80 G79 *
Call the cycle
N90 G00 G40 Z+250 M02 *
Retract in the tool axis, end program
N999999 %C230 G71 *
X
Y
100
100
Z
Y
35