Chapter Three Programming
45
Part 1 Programming
and K.
The arc interpolation is specified by R is valid.
3.5.6 Sine curve interpolation
In the helical cutting command, the sine interpolation can be carried out when the arc
interpolation does not move (this axis is virtual axis) by specifying an arc command axis.
The specification of the virtual axis is as follows:
G07
α
0; (Specify
α
a virtual axis)
G07
α
1; (Specify
α
a solid axis)
(
α
= X, Y, Z or additional axis A, B, C, U, V and W)
After the G07
α
0 is commanded, axis
α
is then regarded a virtual axis till the command G07
α
1 is
specified.
For the monocyclic Sine curve interpolation along Y-Z plane, X axis is a virtual one.
X
2
+Y
2
= r
2
(r
:
Circular arc radius)
Y = rsin (
l
π
2
) Z (
l
:
Monocyclic Z axis movement)
N001 G07 X0
;
N002 G91 G17 G03 X-200 Y0.0 I-10.0 Z20.0 F100
;
N003 G01 X10.0
;
N004 G07 X1
;
X axis is a virtual during the N002
~
N003 blocks.
In the N002 block, when the Z axis is regarded as a straight line, helical cutting command is then
carried out, however, the X axis does not move, Y axis is moved when the Z axis is performed a Sine
Summary of Contents for GSK983Ma
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Page 296: ...GSK983Ma Milling Machine Center CNC System User Manual 284 Part 2 Operation ...
Page 371: ...Appendix 11 USB Interface Parameter Transfer Operation ...