HEIDENHAIN iTNC 530 (60642x-04) ISO programming - Manual (Page 276)

276 Programming: Subprograms and Program Section Repeats
8.6
Pr
ogr
amming
examples
8.6 Programming examples
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 infeed and contour-milling
%PGMREP G71 *
N10 G30 G17 X+0 Y+0 Z-40 *
N20 G31 G90 X+100 Y+100 Z+0 *
N40 T1 G17 S3500 * Tool call
N50 G00 G40 G90 Z+250 * Retract the tool
N60 I+50 J+50 * Set pole
N70 G10 R+60 H+180 * Pre-position in the working plane
N80 G01 Z+0 F1000 M3 * Pre-position to the workpiece surface
X
Y
50 100
50
CC
5
100
R45
60°
5
4 1
2
6 5
3