HEIDENHAIN ITNC 530 - CYCLE PROGRAMMING - Subprograms: Overlapping Pockets

HEIDENHAIN iTNC 530 187
7.3 Overlapping Contours
Subprograms: overlapping pockets
Pockets A and B overlap.
The TNC calculates the points of intersection S
1
and S
2
. They do not
have to be programmed.
The pockets are programmed as full circles.
Subprogram 1: Pocket A
Subprogram 2: Pocket B
The subsequent programming examples are contour
subprograms that are called by Cycle 14 CONTOUR
GEOMETRY in a main program.
51 LBL 1
52 L X+10 Y+50 RR
53 CC X+35 Y+50
54 C X+10 Y+50 DR-
55 LBL 0
51 LBL 1
52 L X+10 Y+50 RR
53 CC X+35 Y+50
54 C X+10 Y+50 DR-
55 LBL 0
56 LBL 2
57 L X+90 Y+50 RR
58 CC X+65 Y+50
59 C X+90 Y+50 DR-
60 LBL 0