Siemens SINUMERIK 840D sl Operating Manual page 544

Programming technological functions (cycles)
10.5 Contour turning - Milling/turning machine
Parameter Description
XD - (only for ∇ machining)
- (only for blank description, cylinder and allowance)
● For blank description, cylinder
● For blank description, allowance
ZD - (only for ∇ machining)
- (only for blank description, cylinder and allowance)
● For blank description, cylinder
● For blank description, allowance
Allowance Allowance for pre-finishing - (only for ∇∇∇)
● Yes
● No
U1 Compensation allowance in X and Z direction (inc) – (only for allowance)
● Positive value: Compensation allowance is kept
● Negative value: Compensation allowance is removed in addition to finishing
Relief cuts
● Yes (cannot be changed)
FR Insertion feedrate, relief cuts
* Unit of feedrate as programmed before the cycle call
Hidden parameters
The following parameters are hidden. They are pre-assigned fixed values or values that can
be adjusted using setting data.
Parameter Description
Residual material With subsequent residual material removal
SC Safety clearance
PL Machining plane
Selection Always round on the contour
Uniform cut segmentation
Constant cutting depth
544
– Version, absolute:
Cylinder dimension ∅ (abs)
– Version incremental:
Allowance (inc) to maximum values of the CYCLE62 finished part contour
– Allowance on the CYCLE62 finished part contour (inc)
– Version, absolute:
Cylinder dimension (abs)
– Version incremental:
Allowance (inc) to maximum values of the CYCLE62 finished part contour
– Allowance on the CYCLE62 finished part contour (inc)
U1 contour allowance
allowance
Value Can be set in SD
No
Defined in MD
52005
Operating Manual, 05/2017, A5E40868956
Unit
mm
mm
mm
*
x
Milling