Siemens SINUMERIK 840D sl Operating Manual page 398

Programming technology functions (cycles)
8.4 Milling
Machining type
You can select the machining mode for milling the circular spigot as follows:
● Roughing
● Finishing
● Chamfering
Procedure
Parameters, G code program
PL Machining plane
Milling direction
RP Retraction plane
SC Safety clearance
F Feedrate
398
Roughing involves moving round the circular spigot until the programmed finishing
allowance has been reached.
If you have programmed a finishing allowance, the circular spigot is moved around until
depth Z1 is reached.
Chamfering involves edge breaking at the upper edge of the circular spigot.
1. The part program or ShopTurn 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.
mm
mm
*
Parameters, ShopTurn program
T Tool name
D Cutting edge number
F Feedrate
S / V Spindle speed or constant
cutting rate
Operating Manual, 03/2013, 6FC5398-8CP40-3BA1
mm/min
mm/tooth
rpm
m/min
Turning