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4 The Interpolation
24
Fig. 4.3-1
4.3 Circular and Spiral Interpolation (G02, G03)
The series of instructions specify circular interpolation.
A circular interpolation is accomplished in the plane selected by commands G17, G18, G19 in
clockwise or counter-clockwise direction (with G02 or G03, respectively).
Here and hereinafter, the meanings of X
p
, Y
p
, and Z
p
are:
X
p
: axis X or its parallel axis,
Y
p
: axis Y or its parallel axis,
Z
p
: axis Z or its parallel axis.
The values of X
p
, Y
p
, and Z
p
are the end-point coordinates of the circle in the given coordinate
system, specified as absolute or incremental data.