1. G Function Description
1.2.3 G02/G03: CIRCULAR INTERPOLATION
Command form:
1. X-Y plane circular interpolation:
G02
R _
G17
G03
X_
Y_
I
_
J
_
F _;
2. Z-X plane circular interpolation:
G18
G02
G03
X_
Z_
R _
I
_
K
_
F _;
3. Z-X plane circular interpolation
G19
G02
G03
Y_
Z_
R _
J _ K _
F _;
X, Y, Z: Specified point
I, J, K: the vector value that starting point of arc to the center of a
circle(center of a circle－starting point)
R: Radius of arc
F: Feed rate
G90/G91 decide absolute or increment
Description:
G02、G03 do circular interpolation according to appointed plane、
coordinate system、size of arc and speed of interpolation, and the rotate
direction decide by G02(CW)、G03(CCW). Description of the command
format as below:
Setting Data
1 Plane selection
2
Direction
Command
G17
G18
G19
G02
G03
Definition
X-Y plane setting
X-Z plane setting
Y-Z plane setting
Clockwise direction (CW)
Counterclockwise direction
(CCW)
7
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