Siemens SINUMERIK 840D sl Operating Manual page 562

Programming technology functions (cycles)
10.7 Additional cycles and functions in ShopTurn
4. Step 3 is repeated until final drilling depth Z1 has been reached and dwell time DT has
expired.
5. The tool retracts to the safety clearance with rapid traverse.
Procedure
Parameters in the "Input complete" mode
Parameter Description
Input Complete
T Tool name
D Cutting edge number
F Feedrate
S / V Spindle speed or
constant cutting rate
Machining
● Chipbreaking
● Swarf removal
Z0 Reference point Z (abs)
Drilling depth Referred to
● Shank
The drill is inserted until the drill shank reaches the value programmed for Z1. The
angle entered in the tool list is taken into account.
● Tip
The drill is inserted until the drill tip reaches the value programmed for Z1.
Z1 Final drilling depth (abs) or final drilling depth in relation to Z0 (inc)
D Maximum depth infeed
FD1 Percentage for the feedrate for the first infeed
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1. The ShopTurn program to be edited has been created and you are in the
editor.
2. Press the "Drilling" and "Drill centric" softkeys.
The "Drilling centered" input window opens.
Unit
mm/min
mm/rev
rpm
m/min
Operating Manual, 05/2017, A5E40868721
%
Turning