Siemens SINUMERIK 840D sl Operating Manual page 391

Machining type
You can select the machining mode for milling the circular spigot as follows:
● Roughing
Roughing involves moving round the circular spigot until the programmed finishing
allowance has been reached.
● Finishing
If you have programmed a finishing allowance, the circular spigot is moved around until
depth Z1 is reached.
● Chamfering
Chamfering involves edge breaking at the upper edge of the circular spigot.
Procedure
Parameters in the "Input complete" mode
Parameters, G code program
Input
PL Machining plane
Milling direction
RP Retraction plane
SC Safety clearance
F Feedrate
Milling
Operating Manual, 05/2017, A5E40868956
1. The part program or ShopMill program to be processed has been created
and you are in the editor.
2. Press the "Milling" softkey.
3. Press the "Multi-edge spigot" and "Circular spigot" softkeys.
The "Circular Spigot" input window opens.
● complete
mm
mm
*
Programming technological functions (cycles)
Parameters, ShopMill program
T Tool name
D Cutting edge number
F Feedrate
S / V Spindle speed or constant cutting
rate
10.2 Milling
mm/min
mm/tooth
rpm
m/min
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