Siemens SINUMERIK 840D, Operating Manual

Page: 293 / 610

Programming technological functions (cycles)
8.2 Milling
Milling
Operating Manual, 03/2010, 6FC5398-7CP20-1BA0
293
Procedure
1. The part program or ShopMill program to be processed has been
created and you are in the editor.
2. Press the "Milling" softkey.
3. Press the "Pocket" and "Rectangular pocket" softkeys.
The "Rectangular pocket" input window opens.
Parameters, G code program Parameters, ShopMill program
PL Machining plane T Tool name
Milling direction D Cutting edge number
RP Retraction plane mm F Feedrate mm/min
mm/rev
SC Safety clearance mm S / V Spindle speed or constant
cutting rate
rpm
m/min
F Feedrate mm/min
Parameter Description Unit
Reference point The following different reference point positions can be selected:
 (center)
 (bottom left)

(bottom right)

(top left)

(top right)
The reference point (highlighted in blue) is displayed in the Help screen.
Machining The following machining operations can be selected:

∇ (roughing)

∇∇∇ (finishing)

∇∇∇ edge (edge finishing)
 Chamfering
Machining
position
 Single position
Mill rectangular pocket to the programmed position (X0, Y0, Z0).

Position pattern
Position with MCALL
X0
Y0
Z0 The positions refer to the reference point:
Reference point X – (single position only)
Reference point Y – (single position only)
Reference point Z – (single position only)
mm
mm
mm
W Pocket width mm
L Pocket length mm