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2.12
TOOL OFFSET (Cont'd)
Example of Programming
f.y
i
•
•
TWOFOLD EXTENSION
• •
TWOFOLD EXTENSION
•
•
TWOFOLD EXTENSION
• •
TWOFOLD EXTENSION
<I>
c.nn
C46 X ••
1*1 GO!
Ci
4
7 Yv
04 7
X
Ci
4
7 Y
047
X
•ÿ
<£>
c,un
046
x
Y
.....
DO
1
;
(Dill
I
F--
:
(DO
D
;
ID01)
:
Y
.....
!Dnl
I
:
<S'
'1*
F
j
Y
'I'G*
PROGRAM COMMAND
X
Fig. 2.12.2' Tool
Position Offset
(5)
Extension.-'con
traction
Extension
or
contraction is
determined
by the sign
of tool offset
amount
(specified by
D
code)
and the G code.
Table 2.12.9
Sign of
Tool Offset Amount
Sign
of tool offset
ainuunt
Positive
Negative
Extension
Contraction
G45
Extension
G
46
Contraction
Twofold extension
Twofold contraction
047
Twofold
extension
G48
Twofold
contraction
Normally, "positive" sign be
used for tool offset
amount.
116
-
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