HEIDENHAIN iTNC 530 (340 49x-01) ISO programming - Manual (Page 424)

424 9 Programming: Subprograms and Program Section Repeats
9.6 Pr
ogr
amming 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 downfeed and contour-milling
%PGMWDH G71 *
N10 G30 G17 X+0 Y+0 Z-40 *
N20 G31 G90 X+100 Y+100 Z+0 *
N30 G99 T1 L+0 R+7.5 * Define the tool
N40 T1 G17 S4000 * 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
I,J
5
100
R45
60°
5
1 1
1 2 1 3
1 4
1 5 1 6