Siemens SINUMERIK 840D, Operating Manual

Page: 267 / 610

Programming technological functions (cycles)
8.1 Drilling
Milling
Operating Manual, 03/2010, 6FC5398-7CP20-1BA0
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Parameters, G code program Parameters, ShopMill program
PL Machining plane T Tool name
RP Retraction plane mm D Cutting edge number
SC Safety clearance mm F Feedrate mm/min
mm/rev
S / V Spindle speed or constant
cutting rate
rpm
m/min
Parameter Description Unit
Machining
position (only
for G code)
 Single position
Drill hole at programmed position
 Position pattern
Position with MCALL
Z0 (only for G
code)
Reference point Z mm
Centering  Diameter (centered with reference to the diameter)
The angle for the center drill entered in the tool list is applied.
 Tip (centered with reference to the depth)
The drill is inserted into the workpiece until the programmed insertion depth is
reached.
mm
∅ It is inserted into the workpiece until the diameter is correct. - (for diameter centering
only)
mm
Z1 Drilling depth (abs) or drilling depth in relation to Z0 (inc)
It is inserted into the workpiece until it reaches Z1 - (for tip centering only) mm
DT  Dwell time (at final drilling depth) in seconds

Dwell time (at final drilling depth) in revolutions
s
rev