Siemens SINUMERIK 840D sl Operating Manual page 182

Programming a cycle
4.5 Rotate
Approach/retraction during finishing
1. The tool first moves to the starting point calculated internally in the cycle at rapid traverse.
2. The tool moves at the machining feedrate down one flank and then along the bottom to
3. The tool moves back to the safety distance at rapid traverse.
4. The tool moves at the machining feedrate along the other flank and then along the bottom
5. The tool moves back to the safety distance at rapid traverse.
Procedure
182
the center.
to the center.
1. Select the part program to be edited in the "Program manager"
operating area.
2. Press the "Open" softkey or the "INPUT" key to edit the part program
in the editor.
3. Press the "Turning" softkey.
4. Press the "Groove" softkey.
The "Groove" input window opens.
5. Select one of the three groove cycles with the softkey:
Simple groove cycle
The "Groove 1" input window opens.
- OR
Groove cycle with inclines, radii, or chamfers.
The "Groove 2" input window opens.
- OR
Groove cycle on an incline with inclines, radii or chamfers.
The "Groove 3" input window opens.
Operating Manual, 01/2008, 6FC5398-7AP10-0BA0
HMI sl Turning