User's Manual ISO TNC 360 (260020xx, 280490xx) - heidenhain
User's Manual ISO TNC 360 (260020xx, 280490xx) - heidenhain
User's Manual ISO TNC 360 (260020xx, 280490xx) - heidenhain
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8 Cycles<br />
8.3 SL Cycles<br />
8-22<br />
Subprogram: Overlapping islands<br />
An island always requires a pocket as an additional boundary (here,<br />
G98 L1). A pocket can also reduce several island surfaces. The starting<br />
point of this pocket must be inside the first island. The starting points of<br />
the remaining intersecting island contours must lie outside the pocket.<br />
%S822I G71 *<br />
N10 G30 G17 X+0 Y+0 Z–20 *<br />
N20 G31 X+100 Y+100 Z+0 *<br />
N30 G99 T1 L+0 R+2.5 *<br />
N40 T1 G17 S2500 *<br />
N50 G37 P01 2 P02 3 P03 1 *<br />
N60 G57 P01 –2 P02 –10 P03 –5 P04 100<br />
P05 +0 P06 +0 P07 500 *<br />
N70 G00 G40 G90 Z+100 M06 *<br />
N80 X+50 Y+50 M03 *<br />
N90 Z+2 M99 *<br />
N100 Z+100 M02 *<br />
N110 G98 L1 *<br />
N120 G01 G41 X+5 Y+5 *<br />
N130 X+95 *<br />
N140 Y+95 *<br />
N150 X+5 *<br />
N160 Y+5 *<br />
N170 G98 L0 *<br />
N180 G98 L2 *<br />
.<br />
.<br />
.<br />
N210 G98 L0 *<br />
N220 G98 L3 *<br />
.<br />
.<br />
.<br />
N250 G98 L0 *<br />
N9999 %S822I G71 *<br />
Area of inclusion<br />
Elements A and B are to be left unmachined —<br />
including the area of overlap:<br />
• A and B must be islands.<br />
• The first island must start outside the second<br />
island.<br />
N180 G98 L2 *<br />
N190 G01 G42 X+10 Y+50 *<br />
N200 I+35 Y+50 G03 X+10 Y+50 *<br />
N210 G98 L0 *<br />
N220 G98 L3 *<br />
N230 G01 G42 X+90 Y+50 *<br />
N240 I+65 J+50 G03 X+90 Y+50 *<br />
N250 G98 L0 *<br />
N9999 % S822 I G71<br />
A<br />
Fig. 8.23: Overlapping islands: area of inclusion<br />
The supplements and subprograms are entered in the main program on page 8-22.<br />
B<br />
<strong>TNC</strong> <strong>360</strong>