Siemens SINUMERIK 840D Operation/Programming Manual page 262

3
Programming with ShopMill
3.7 Drilling
Drilling with a
counterbore
3-262
You want to machine through holes with screw head recesses around
a pitch circle on a workpiece.
When you program the counterbore, you must select offset value D2
(see Sec. "Creating a tool offset block for tool edge ½").
Z
X
Y
X
Workshop drawing
Extract from machining plan
SINUMERIK 840D/840Di/810D Operation/Programming ShopMill (BAS) – 10.04 Edition
15 Cut A-B
9
B
45
60
A
50
100
 Siemens AG, 2004. All rights reserved
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10.04