Siemens SINUMERIK 840D sl Operating Manual page 314

Programming technological functions (cycles)
8.1 Drilling
Parameter Description
Compensating
With compensating chuck
•
chuck mode
Without compensating chuck
•
Machining
Single position
•
position (only
Drill hole at programmed position
for G code)
Position pattern
•
Position with MCALL
Z0 (only for G Reference point Z
code)
Z1 End point of the thread (abs) or thread length (inc)
It is inserted into the workpiece until it reaches Z1.
Machining - (with You can select the following technologies for tapping:
compensating
With encoder
•
chuck)
Tapping with spindle encoder
(only for G code)
Without encoder
•
Tapping without spindle encoder; selection:
- Define "Pitch" parameter
SR (only for Spindle speed for retraction - (only for S)
ShopMill)
VR (only for Constant cutting rate for retraction (only for V)
ShopMill)
Pitch - (only
User input
•
machining without
Pitch results from the input
encoder)
Active feedrate
•
(only for G code)
Pitch results from the feedrate
Thread Direction of rotation of the thread
Right-hand thread
•
(only for G code)
Left-hand thread
•
(only in mode "without compensating chuck")
Table Thread table selection:
Without
•
ISO metric
•
Whitworth BSW
•
Whitworth BSP
•
UNC
•
314
Operating Manual, 03/2013, 6FC5398-7CP40-3BA1
Unit
mm
mm
rev/min
m/min
Milling