Siemens SINUMERIK 840D sl Operating Manual page 287

Approach/retraction
1. The tool moves with G0 to safety clearance of the reference point.
2. Inserted into the workpiece with G1 and the programmed feedrate F until the depth or the
3. On expiry of a dwell time DT, the tool is retracted at rapid traverse G0 to the retraction
Procedure
Parameters, G code program
PL Machining plane
RP Retraction plane
SC Safety clearance
Turning
Operating Manual, 02/2012, 6FC5398-8CP40-3BA0
centering diameter is reached.
plane.
1. The part program or ShopTurn program to be processed has been
created and you are in the editor.
2. Press the "Drilling" softkey.
3. Press the "Centering" softkey.
The "Centering" input window opens.
mm
mm
Programming technology functions (cycles)
Parameters, ShopTurn program
T Tool name
D Cutting edge number
F Feedrate
S / V Spindle speed or constant
cutting rate
8.1 Drilling
mm/min
mm/rev
rpm
m/min
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