YASKAWA yasnac i80m Instruction Manual page 188

2.12
TOOL OFFSET (Cont'd)
Example of Programming (B)
J
~K
V'
/
-I0.K
/
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!
A
i*
«
+
V
S
+x
20.
40.
Fig. 2.12.72
(G40)
®
G91 G01 Z-25. F150 :
©
G17 F300
;
<D
G42
D20. X20
;
G42
X-20. Y-20. 1-20.
;
G01
X-40.
:
Y30.
;
G02 X80. Y40.
;
G01 Y-30. :
X-40.
;
G02
X-20. Y20. J20.
:
©
G40 G01 X20.
;
Z25. :
(D
©
<Z>
©
©
For inside circumference machining in
program example (A), the double
cutting
allowances
at
the
start
and end of machining are
varied by the tool
radius. In the example (B), the double cutting
allowances indicate
an
example
in which inside circumference machining is zero
irrespective of
the tool radius.
164
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