Siemens SINUMERIK 828D Operating Manual page 230

Programming technological functions (cycles)
8.1 Drilling
4. The tool traverses to the starting position for thread milling.
5. The thread milling is carried out (climbing, conventional or conventional + climbing) with
Procedure
Parameters, G code program
PL Machining plane
RP Retraction plane
SC Safety clearance
Parameter Description
Single position
Machining •
position (only
Drill hole at programmed position
for G code)
Position pattern
•
Position with MCALL
F1 Drilling feedrate
Z0 (only for G Reference point Z
code)
Z1 Thread length (inc) or end point of the thread (abs)
D Maximum depth infeed
D ≥ Z1: Infeed to the final drilling depth
•
D < Z1: Several infeeds with stock removal
•
230
milling feedrate F2. The thread milling acceleration path and deceleration path is
traversed in a semicircle with concurrent infeed in the tool axis.
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 "Thread" and "Drill and thread mill" softkeys.
The "Drilling and thread milling" 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, 06/2009, 6FC5398-7CP20-0BA0
mm/min
mm/rev
rpm
m/min
Unit
mm/min
mm/rev
mm
HMI sl Milling