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12. Tool Compensation Functions
Changing the compensation direction during tool radius compensation
The compensation direction is determined by the tool radius compensation commands (G41, G42)
and compensation amount sign.
Compensation amount
G code
G41
G42
The compensation direction can be changed by changing the compensation command in the
compensation mode without the compensation having to be first canceled. However, no change is
possible in the compensation start block and the following block.
Refer to section "12.4.5 General precautions for tool radius compensation" for the movement when
the symbol is changed.
Linear
Linear
Tool center path
Program path
G41
Linear ↔ Circular
sign
Left-hand compensation
Right-hand compensation
Point of intersection
r
G41
r
G41
12.4 Tool Radius Compensation
+
r
G42
r
r
r
G42
G41
G41
r
r
187
-
Right-hand compensation
Left-hand compensation
If there is no point of
intersection when the
compensation direction
is changed.
r
G42
Program path
r
Tool center path
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