HEIDENHAIN TNC 407 (280 580) ISO Programming User Manual
Page 269
8-49
8
Cycles
TNC 426/TNC 425/TNC 415 B/TNC 407
X
Y
Z
70
60
2
3
1
30
25
20
15
Y
X
Z
Example: Mirror image
A program section (subprogram 1) is to be exe-
cuted once as originally programmed at position
X+0/Y+0
1
, and then mirrored once in X
3
at
position X+70/Y+60
2
.
.
.
.
MIRROR IMAGE cycle in a part program
%S844I G71 * ............................................................ Start of program
N10 G30 G17 X+0 Y+0 Z–20 * ................................... Define workpiece blank
N20 G31 X+100 Y+100 Z+0 *
N30 G99 T1 L+0 R+4 * .............................................. Define tool
N40 T1 G17 S1500 * .................................................. Call tool
N50 G00 G40 G90 Z+100 * ........................................ Retract in the infeed axis
N60 L1,0 * .................................................................. Version 1 unmirrored
N70 G54 X+70 Y+60 * ............................................... Shift datum
N80 G28 X * ............................................................... Activate mirroring
N90 L1,0 * .................................................................. Version 2, shifted and mirrored
N100 G28 * ................................................................ Cancel mirroring
N110 G54 X+0 Y+0 * ................................................. Cancel datum shift
N120 Z+100 M02 *
N130 G98 L1 *
N250 G98 L0 *
N99999 %S844I G71 *
Same as subprogram on page 8-45