Programming Examples - HEIDENHAIN iTNC 530 User Manual

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
%PGMWDH G71 *
N10 G30 G17 X+0 Y+0 Z-40 *
N20 G31 G90 X+100 Y+100 Z+0 *
N40 T1 G17 S3500 *
N50 G00 G40 G90 Z+250 *
N60 I+50 J+50 *
N70 G10 R+60 H+180 *
N80 G01 Z+0 F1000 M3 *
HEIDENHAIN iTNC 530
Tool call
Retract the tool
Set pole
Pre-position in the working plane
Pre-position to the workpiece surface
267