Example: Linear Movement With Polar Coordinates - HEIDENHAIN TNC 640 User Manual

Programming Contours | Path contours – Polar coordinates

Example: Linear movement with polar coordinates

0 BEGIN PGM LINEARPO MM
1 BLK FORM 0.1 Z X+0 Y+0 Z-20
2 BLK FORM 0.2 X+100 Y+100 Z+0
3 TOOL CALL 1 Z S4000
4 CC X+50 Y+50
5 L Z+250 R0 FMAX
6 LP PR+60 PA+180 R0 FMAX
7 L Z-5 R0 F1000 M3
8 APPR PLCT PR+45 PA+180 R5 RL F250
9 LP PA+120
10 LP PA+60
11 LP PA+0
12 LP PA-60
13 LP PA-120
14 LP PA+180
15 DEP PLCT PR+60 PA+180 R5 F1000
16 L Z+250 R0 FMAX M2
17 END PGM LINEARPO MM
HEIDENHAIN | TNC 640 | Conversational Programming User's Manual | 10/2017
Definition of workpiece blank
Tool call
Define the preset for polar coordinates
Retract the tool
Pre-position the tool
Move to working depth
Approach the contour at point 1 on a circular arc with
tangential connection
Move to point 2
Move to point 3
Move to point 4
Move to point 5
Move to point 6
Move to point 1
Depart the contour on a circular arc with tangential
connection
Retract the tool, end program
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