HEIDENHAIN ITNC 530 User Manual page 422

Example: Pilot drilling, roughing-out and finishing overlapping contours
0 BEGIN PGM C21 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+6
4 TOOL DEF 2 L+0 R+6
5 TOOL CALL 1 Z S2500
6 L Z+250 R0 FMAX
7 CYCL DEF 14.0 CONTOUR GEOMETRY
8 CYCL DEF 14.1 CONTOUR LABEL 1/2/3/4
9 CYCL DEF 20 CONTOUR DATA
Q1=-20 ;MILLING DEPTH
Q2=1 ;TOOL PATH OVERLAP
Q3=+0.5 ;ALLOWANCE FOR SIDE
Q4=+0.5 ;ALLOWANCE FOR FLOOR
Q5=+0 ;SURFACE COORDINATE
Q6=2 ;SET-UP CLEARANCE
Q7=+100 ;CLEARANCE HEIGHT
Q8=0.1 ;ROUNDING RADIUS
Q9=-1 ;DIRECTION OF ROTATION
422
Y
100
50
Define the workpiece blank
Define tool: drill
Define the tool for roughing/finishing
Call toll: drill
Retract the tool
Define contour subprogram
Define general machining parameters
16 16
X
35 65 100
8 Programming: Cycles