HEIDENHAIN TNC 426 (280 460) Training Basic - Manual (Page 61)

HEIDENHAIN
Basic course G3/Upgrade course
Program layout:
270/2
D02
L X . . . Y . . .
L Z . . .
LBL 1
L IX . . . M99
LBL 2
L IY . . . M99
CALL LBL 2 REP . . .
L IX . . . M99
LBL 3
L IY . . . M99
CALL LBL 3 REP . . .
CALL LBL 1 REP . . .
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Drilled plate – slanted columns
Move up and
down columns
(meandering)
Drilling pattern
Absolute pre-position
Set up clearance
Define label 1
Cross over to first
hole
Define label 2
Move up the column
Cross over two
second column
Define label 2
Move down the
column
Remaining groups
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100
100
0
0
20
0
10
10 15 20 40 50 70 80
3
5
Pre-position
LBL 2
LBL 3