5 p a th cont ours—p o lar coor dinat e s – HEIDENHAIN TNC 320 (340 55x-03) User Manual
Page 169
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HEIDENHAIN TNC 320
169
6.5 P
a
th Cont
ours—P
o
lar Coor
dinat
e
s
Example: Helix
0 BEGIN PGM HELIX MM
1 BLK FORM 0.1 Z X+0 Y+0 Z-20
Definition of workpiece blank
2 BLK FORM 0.2 X+100 Y+100 Z+0
3 TOOL CALL 1 Z S1400
Tool call
4 L Z+250 R0 FMAX
Retract the tool
5 L X+50 Y+50 R0 FMAX
Pre-position the tool
6 CC
Transfer the last programmed position as the pole
7 L Z-12.75 R0 F1000 M3
Move to working depth
8 APPR PCT PR+32 PA-182 CCA180 R+2 RL F100
Approach the contour on a circular arc with tangential connection
9 CP IPA+3240 IZ+13.5 DR+ F200
Helical interpolation
10 DEP CT CCA180 R+2
Depart the contour on a circular arc with tangential connection
11 L Z+250 R0 FMAX M2
Retract in the tool axis, end program
12 END PGM HELIX MM
X
Y
50
50
CC
100
100
M64 x 1,5
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