Open Groove (Cycle899) - Siemens SINUMERIK 840D sl Operating Manual

Parameter Description
DZ Maximum depth infeed – (only for ∇ and ∇∇∇)
UXY Plane finishing allowance – (only for ∇ and ∇∇∇)
Positioning Positioning motion between the slots:
● Straight line:
● Circular:
FS Chamfer width for chamfering - (for chamfering only)
ZFS Insertion depth of tool tip (abs or inc) - (for chamfering only)
* 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
PL (only for G code) Machining plane
SC (only for G Safety clearance
code)
α0 Angle of rotation
10.4.9

Open groove (CYCLE899)

Function
Use the "Open slot" function if you want to machine open slots.
For roughing, you can choose between the following machining strategies, depending on your
workpiece and machine properties.
● Vortex milling
● Plunge cutting
The following machining types are available to completely machine the slot:
● Roughing
● Rough-finishing
Turning
Operating Manual, 05/2017, A5E40868721
Next position is approached linearly in rapid traverse.
Next position is approached along a circular path at the feedrate defined in the
machine data.
Machine manufacturer
Please refer to the machine manufacturer's specifications.
Programming technology functions (cycles)
Value Can be set in SD
Defined in MD
52005
1 mm
0°
10.4 Milling
mm
mm
mm
mm
mm
x
481