Siemens SINUMERIK 840D sl Operating Manual page 382

Programming technology functions (cycles)
8.3 Contour turning
Parameter Description
FX (only ShopTurn) Feedrate in X direction
FZ (only ShopTurn) Feedrate in Z direction
FX (only G Code) Feedrate in X direction
FZ (only for G code) Feedrate in Z direction
Machining
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
Machining

direction

Position
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
D Maximum depth infeed - (only for ∇)
XDA 1. Grooving limit tool (abs) – (only for face machining direction)
XDB 2. Grooving limit tool (abs) – (only for face machining direction)
UX or U Finishing allowance in X or finishing allowance in X and Z – (only for ∇)
UZ Finishing allowance in Z – (only for ∇)
DI For zero: Continuous cut - (only for ∇)
BL Blank (unmachined part) description (only for ∇)
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XD - (only for ∇ machining)
- (only for unmachined part description, cylinder and allowance)
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
382
∇ (roughing)
∇∇∇ (finishing)
Face
Longitudinal
front
back
internal
external
Cylinder (described using XD, ZD)
Allowance (XD and ZD on the finished part contour)
Contour (additional CYCLE62 call with blank contour – e.g. cast iron mold)
For unmachined part description, cylinder
– Version, absolute:
Cylinder dimension ∅ (abs)
– Version incremental:
Allowance (inc) to maximum values of the CYCLE62 finished part contour
For unmachined part description, allowance
Allowance on the CYCLE62 finished part contour (inc)
Operating Manual, 02/2012, 6FC5398-8CP40-3BA0
Unit
mm/rev
mm/rev
*
*
mm
mm
mm
mm
mm
mm
mm
Turning