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GSK983Ta Turning CNC System User Manual
M30；
(End of program)
2.7.2.6 Outer Grooving Cycle（G75）
The following command in the figure is used to finish the cycle. This case is the same as G74
except the Z axis replaced X axis. Its character is drilling the depth hole along with X axis and easy to
chip-removal and outer lathe slot along with X axis. (Z, W and K must be omitted in this case)
G75X（U）
Z（W）
I（Δi）K(Δk)F
D(Δd)；
Chapter 2
Programming
G74 and G75 are used for slotting and drilling separately, and they can be retracted automatically,
there are four kinds of feed direction for them.
Note: The retraction value e in cutting can be set with parameter #65 (GROVE), or set in parameter #65
(GROVE) in SETTING page.
Operation:
Program(suppose the grooving tool width is 4mm, and the least increment is 0.001mm):
O0008；
G00 X150.0 Z50.0 M3 S500；
G0 X125.0 Z-24.0；
(Start the spindle, speed 500)
(Position to machining starting point, add the tool width in Z
direction)
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