HEIDENHAIN TNC 426B (280 472) Training ISO programming - Manual (Page 59)

Solution:
HEIDENHAIN Basic Course ISO G 426
Datum shift and mirror images
62192/2 F06
MAIN PROGRAM
Retract tool, end
SPGM, contour
100
100
0
60
0
60
40
0
20 40
40
20
5
➁ ➀
80
95
➂ ➃
%62192 G71 *
N10
G30 G17 X+0 Y+0 Z-20 *
N20 G31 G90 X+100 Y+100 Z+0 *
N30 T7 G17 S4000 *
N40 G00 G40 G90 Z+100 M03 *
N50 G54 X+50 Y+50 * ..................................................... DATUM
N60 L1,0 *
N70 G28 X * .................................................................. MIRROR IMAGE
N80 L1,0 *
N90 G28 X Y * ............................................................... MIRROR IMAGE
N100 L1,0 *
N110 G28 Y * .................................................................. MIRROR IMAGE
N120 L1,0 *
N130 G28 * ..................................................................... RESET MIRROR IMAGE
N140 G54 X+0 Y+0 * ........................................................ RESET DATUM SHIFT
N150 G00 Z+100 M30 *
N160 G98 L1 *
N170 G00 X+0 Y+0 * ........................................................ AUXILIARY POINT R0
N180 Z+2 *
N190 G01 Z-20 F200 * ...................................................... PLUNGING DEPTH
N200 G01 G41 X+10 Y+10 * .............................................. CONTOUR STARTING POINT
N200 G26 R3 * ................................................................ APPROACH TANGENTIALLY
N210 G01 Y+45 *
N220 X+30 Y+10 *
N230 X+10 *
N240 G27 R3 * ................................................................ DEPART TANGENTIALLY
N250 G01 G40 X+0 Y+0 *
N260 G98 L0 *
N999999 %62192 G71 *