HEIDENHAIN TNC 426 (280 476) - Manual (Page 316)

HEIDENHAIN TNC 426, TNC 430 289
8.6 SL c
y
cles
Area of exclusion
Surface A is to be machined without the portion overlapped by B
n
Surface A must be a pocket and B an island.
n
A must start outside of B.
Surface A:
Surface B:
Area of intersection
Only the area overlapped by both A and B is to be machined. (The
areas covered by A or B alone are to be left unmachined.)
n A and B must be pockets.
n A must start inside of B.
Surface A:
Surface B:
A
B
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 RL
58 CC X+65 Y+50
59 C X+90 Y+50 DR-
60 LBL 0
A
B
51 LBL 1
52 L X+60 Y+50 RR
53 CC X+35 Y+50
54 C X+60 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