Siemens sinumerik 840D sl Operating Manual page 407

5. The spigot is again approached in a quadrant and machine in parallel with the contours
6. Steps 4 and 5 are repeated until the programmed spigot depth is reached.
7. The tool retracts to the safety clearance at rapid traverse.
Procedure
Parameters, G code program
PRG Name of the program to be generated
PL Machining plane
Milling direction 

RP Retraction plane
SC Safety clearance
F Feedrate
Parameters Description
Face C
Machining 
surface
Face Y

(only for
Face B

ShopTurn)
Peripheral surface C

Peripheral surface Y

Machining The following machining technologies can be selected:
∇ (roughing)

∇∇∇ base (base finishing)

∇∇∇ edge (edge finishing)

Chamfering

Reference point Z or X
Z0 or - (only for G code and ShopTurn, machining surface, face C/Y/B) or
X0 - (only for ShopTurn, machining surface, peripheral surface C/Y)
Turning
Operating Manual, 07/2010, 6FC5398-8CP40-0BA0
from outside in.
1. The part program or ShopTurn program to be processed has been
created and you are in the editor.
2. Press the "Milling", "Contour milling" and "Spigot" softkeys.
The "Mill spigot" input window opens.
3. Select the "Roughing" machining type.
Climbing
Conventional
mm
mm
mm/min
Programming technology functions (cycles)
Parameters, ShopTurn program
T Tool name
D Cutting edge number
F Feedrate
S / V Spindle speed or constant
cutting rate
8.5 Contour milling
mm/min
mm/rev
rpm
m/min
Unit
mm
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