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

Programming technological functions (cycles)
8.1 Drilling
8.1.4

Reaming (CYCLE85)

8.1.4.1

Function

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.
Approach/retraction
1. The tool moves with G0 to safety clearance of the reference point.
2. The tool is inserted into the workpiece with the programmed feedrate F until it reaches
3. Dwell time DT at final drilling depth.
4. Retraction to retraction plane with programmed retraction feedrate FR.
Procedure
Parameters, G code program
PL Machining plane
RP Retraction plane
SC Safety clearance
F Feedrate
304
the final depth Z1.
1. The part program or ShopMill program to be processed has been
created and you are in the editor.
2. Press the "Drilling" softkey.
3. Press the "Drilling Reaming" softkey.
4. Press the "Reaming" softkey
The "Reaming" input window opens.
mm
mm
*
Parameters, ShopMill program
T Tool name
D Cutting edge number
F Feedrate
S / V Spindle speed or constant
cutting rate
Operating Manual, 03/2013, 6FC5398-7CP40-3BA1
mm/min
mm/rev
rpm
m/min
Milling