HEIDENHAIN ITNC 530 User Manual page 524

Example: Milling a contour in several infeeds
Program sequence
Pre-position the tool to the workpiece surface
Enter the infeed depth in incremental values
Contour milling
Repeat downfeed and contour-milling
0 BEGIN PGM PGMWDH MM
1 BLK FORM 0.1 Z X+0 Y+0 Z-40
2 BLK FORM 0.2 X+100 Y+100 Z+0
3 TOOL DEF 1 L+0 R+10
4 TOOL CALL 1 Z S500
5 L Z+250 R0 FMAX
6 L X-20 Y+30 R0 FMAX
7 L Z+0 R0 FMAX M3
524
Y
100
75
30
20
20
Define the tool
Tool call
Retract the tool
Pre-position in the working plane
Pre-position to the workpiece surface
10 Programming: Subprograms and Program Section Repeats
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