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10.04 Programming with ShopMill
3.7 Drillin
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ï›™ Siemens AG, 2004. All rights reserved
SINUMERIK 840D/840Di/810D Operation/Programming ShopMill (BAS) – 10.04 Edition 3-261
3.7.18 Programming examples for drilling
Drilling at different heights
Machining task: You have already cut a recess in a workpiece. You
now want to machine blind and through holes of Ø 12 mm on this
workpiece with different machining planes.
Programming:
Center the 4 holes
Deep drill the blind holes with stock removal
Deep drill the through holes with chipbreaking
X
Y
X
Z
Z0
Z-36
Z-50
Z-14
12
30
25
60
Safety
clearance
for Z=0
Tool
Return plane
Safety
clearance
for Z= -36
4 holes
Diameter 12mm
Rapid traverse
Machining feedrate
Workshop drawing
Extract from machining plan
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