Siemens SINUMERIK 840D Operation/Programming Manual page 265

3
10.04
Programming example
Face milling
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SINUMERIK 840D/840Di/810D Operation/Programming ShopMill (BAS) – 10.04 Edition
The same finishing allowance must be entered for both roughing and
finishing. The finishing allowance is used to position the tool for
retraction.
You want to cut to a depth of 10mm on a workpiece surface. 8mm must be
removed in a rough cut and 2mm in a finish cut. The cutter diameter is 40mm.
Blank dimensions: X0=0, Y0=0, Z0=10, X1=100 abs., Y1=50 abs., Z1=0 abs
Roughing
Finishing
Z
100
X
Face milling: Roughing and finishing
Face milling, roughing
Extract from machining plan; Roughing and finishing in face milling
Programming with ShopMill
3.8 Milling
ZO=10
UZ=2
Z1=0
Z=-40
Face milling, finishing
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