Siemens SINUMERIK 840D Operation/Programming Manual page 254

3
Programming with ShopMill
3.7 Drilling
Parameters
Z0 Height of workpiece (abs. or inc.)
X0 X position of full circle center point (abs. or inc.)
Y0 Y position of full circle center point (abs. or inc.)
α0 Basic angle of rotation; angle of 1st hole in relation to X axis.
Positive angle: Full circle is rotated counterclockwise.
Negative angle: Full circle is rotated in clockwise direction.
R Radius of full circle
N Number of positions on full circle
FP Feed for positioning on a circular path.
Positioning Linear: Next position is approached linearly at rapid traverse.
Circular: Next position is approached at the programmed feedrate (FP)
Parameters
Z0 Height of workpiece surface (abs. or inc.)
X0 Reference position (abs. or inc.)
A0 Start angle (abs.)
Angle of 1st hole with reference to X axis.
Positive angle: Full circle is rotated counterclockwise.
Negative angle: Full circle is rotated in clockwise direction.
N Number of positions on full circle
3-254
Description XY
(without A/B axis)
along a circular path.
Description XA
(with A/B axis)
SINUMERIK 840D/840Di/810D Operation/Programming ShopMill (BAS) – 10.04 Edition
3
10.04
Unit
mm
mm
mm
Degr.
mm
mm/min
Unit
mm
mm
Degr.
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