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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