Siemens SINUMERIK 840D sl Operating Manual page 225

● Edge finishing
Procedure
Help screen
Help with selection of parameter F, for example.
HMI sl Turning
Operating Manual, 01/2008, 6FC5398-7AP10-0BA0
The base is milled from outside in, using a spiral movement.
The tool is retracted with rapid traverse from the center of the pocket to a safety distance.
During edge finishing, machining begins at the edge and continues in a helical movement
until the bottom is reached.
A full circle is made at pocket depth to remove the residual material.
The tool is removed from the edge and base in the quadrant and retracted with rapid
traverse to the safety distance.
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 "Milling" softkey.
4. Press the "Pocket" and "Circular pocket" softkeys.
The "Circular Pocket" input window opens.
Programming a cycle
4.7 Milling
225