HEIDENHAIN TNC 360 ISO Programming - Manual (Page 177)

8-24
8 Cycles
TNC 360
8.3 SL Cycles
Y
35 65
50
X
R25
R25
16 16
16
A
B C
D
Example: Overlapping pockets and islands
PGM S824I is an expansion of PGM S820I for
the inside islands C and D.
Tool: Center-cut end mill (ISO 1641),
radius 3 mm.
The contour is composed of the elements:
A and B (two overlapping pockets) as well as
C and D (two islands within these pockets).
Cycle in a part program
%S824I G71 *
N10 G30 G17 X+0 Y+0 Z–20 *
N20 G31 X+100 Y+100 Z+0 *
N30 G99 T1 L+0 R+3 *
N40 T1 G17 S2500 *
N50 G37 P01 1 P02 2 P03 3 P04 4 *
N60 G57 P01 –2 P02 –10 P03 –5 P04 100 P05 +2 P06 +0 P07 500 *
N70 G00 G40 G90 Z+100 M06 *
N80 X+50 Y+50 M03 *
N90 Z+2 M99 *
N100 Z+100 M02 *
N110 G98 L1 *
N120 G01 G41 X+10 Y+50 *
N130 I+35 J+50 G03 X+10 Y+50 *
N140 G98 L0 *
N150 G98 L2 *
N160 G01 G41 X+90 Y+50 *
N170 I+65 J+50 G03 X+90 Y+50 *
N180 G98 L0 *
N190 G98 L3 *
N200 G01 G41 X+27 Y+42 *
N210 Y+58 *
N220 X+43 *
N230 Y+42 *
N240 X+27 *
N250 G98 L0 *
N260 G98 L4 *
N270 G01 G42 X+57 Y+42 *
N280 X+73 *
N290 X+65 Y+58 *
N300 X+57 Y+42 *
N310 G98 L0 *
N9999 %S824I G71 *