Reaming (Cycle85) - Siemens SINUMERIK 840D sl Operating Manual

Programming technology functions (cycles)
10.1 Drilling
Parameter Description
Drilling depth ● Shank (drilling depth in relation to the shank)
● Tip (drilling depth in relation to the tip)
Note: If it is not possible to define an angle for the drill in the tool management, it will not
be possible to select tip or shank (always tip, 0 field).
Z0 (only for G code) Reference point Z
Z1 Drilling depth (abs) or drilling depth in relation to Z0 (inc).
It is inserted into the workpiece until it reaches Z1.
DT Dwell time at final drilling depth
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)
Predrilling
ZA Predrilling depth
FA Reduced predrilling feedrate
Through drilling
ZD Depth for reduced feedrate
FD Reduced through drilling feedrate
10.1.4

Reaming (CYCLE85)

Function
With the "Reaming" cycle, the tool is inserted in the workpiece with the programmed spindle
speed and the feedrate programmed at F.
If Z1 has been reached and the dwell time expired, the reamer is retracted at the programmed
retraction feedrate to the retraction plane.
296
The drill is inserted into the workpiece until the drill shank reaches the value
programmed for Z1. The angle entered in the tool list is taken into account.
The drill is inserted into the workpiece until the drill tip reaches the value programmed
for Z1.
Machine manufacturer
Please refer to the machine manufacturer's specifications.
Value Can be set in SD
Defined in MD
52005
1 mm
Operating Manual, 05/2017, A5E40868721
mm
s
rev
x
Turning