Siemens Sinumerik 802D sl Programming Manual page 74

Movement Control Commands
3.4 Tool offset functions
Nose R offset amount
The term "Nose R offset amount" means the distance from the tool nose to the
center of nose R.
S Setting the nose R offset amount
For the nose R offset amount, set the radius of the circle of the tool nose wi-
thout a sign.
Fig. 3-9
Designation of imaginary tool nose position (control point)
S Control point memory
The position of the imaginary tool nose viewed from the center of the nose R is
expressed using a 1-digit number, 0 to 9. This is called the control point. The
control point should be written to the NC memory in advance as with the tool
data.
Fig. 3-10
+X
Fig. 3-11
3-74
R
Setting the nose R offset amount and imaginary tool nose
+X
+Z
Control point
R
+Z
Imaginary nose control point 3
Example of control point setting
SINUMERIK 802D sl/840D sl840D/840Di sl/840Di/810D ISO Turning - - 04.07 Edition
Button tool
R
R
Imaginary tool nose
2 6 1
0
7 5
9
Nose R
center
3 8 4
Imaginary nose control point
0 or 9
R
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04.07