GSK GSK928TE, Руководство пользователя

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GSK928TE
Ⅱ
Turning CNC System User Manual
95
When executing the taper surface cutting cycle, R sign is determined by the X from C to B.
R/2
U/2
X/2
Z
W
X
Z
Rapid traverse
Cutting feed
Fig. 14 Inner/outer cylindrical (taper) surface turning cycle
Relationships between the data behind U, W, R and the tool path are as follows:
(1)U
＜
0
，
W
＜
0
，
R
＜
0 (2)U
＜
0
，
W
＜
0
，
R
＞
0
W
X
U/
2
Z
X from A to B is negative, so U<0;
Z from B to C is negative, so W<0;
X from C to B is negative, so R<0.
W
X
U/2
Z
X from A to B is negative, so U<0;
Z from B to C is negative, so W<0;
X from C to B is positive, so R>0.
(3)U
＞
0
，
W
＜
0
，
R
＜
0 (4)U
＜
0
，
W
＜
0
，
R
＞
0
W
X from A to B is positive, so U>0;
Z from B to C is negative, so W<0;
X from C to B is negative, so R<0.
X
X from A to B is positive, so U>0;
Z from B to C is negative, so W<0;
X from C to B is positive, so R>0.
X
Z
Fig. 15 Relationships between signs of U, W, R and tool path in G90
Rapid traverse Cutting feed