Siemens SINUMERIK 840D sl Operating Manual page 320

Programming technology functions (cycles)
10.1 Drilling
Parameter Description
Machining - (with You can select the following technologies for tapping:
compensating
● with encoder
chuck)
Tapping with spindle encoder
● without encoder
Tapping without spindle encoder - the following fields are displayed:
–
–
Note:
For ShopMill, the selection box is only displayed if tapping without encoder is enabled.
Please observe the information provided by your machine manufacturer.
SR (only for Shop‐ Spindle speed for retraction - (only for spindle speed "S")
Turn)
VR (only for Shop‐ Constant cutting rate for retraction - (only for constant cutting rate "V")
Turn)
Machining
● Face C
surface
● Face Y
(only for Shop‐
● Face B
Turn)
● Peripheral surface C
● Peripheral surface Y
Position
● At the front (face)
(only for Shop‐
● At the rear (face)
Turn)
● Outside (peripheral surface)
● Inside (peripheral surface)
Clamp/release spindle
The function must be set up by the machine manufacturer.
(only for Shop‐
Turn)
Z1 End point of the thread (abs) or thread length (inc) - only for G code and ShopTurn
machining surface "face")
It is inserted into the workpiece until it reaches Z1.
X1 End point of the thread (abs) or thread length (inc) - (only for ShopTurn machining sur‐
face, "peripheral")
It is inserted into the workpiece until X1 is reached.
Pitch - (only ma‐
● User input
chining without
Pitch is obtained from the input
encoder)
● Active feedrate
Pitch is obtained from the feedrate
(only for G code)
Thread Direction of rotation of the thread
(only for G code)
● Right-hand thread
● Left-hand thread
(only in mode "without compensating chuck")
320
Select the "pitch" parameter (only G code)
Enter parameter "DT" (only ShopMill)
Unit
rev/min
m/min
mm
mm
Operating Manual, 05/2017, A5E40868721
Turning