Siemens SINUMERIK 840D Operation/Programming

3
Programming with ShopMill 10.04
3.8 Millin
g
3
 Siemens AG, 2004. All rights reserved
3-264 SINUMERIK 840D/840Di/810D Operation/Programming ShopMill (BAS) – 10.04 Edition
Selecting the machining
direction
Toggle in the "Direction" field using the "Alternat." softkey until the
icon for the required machining direction appears.
• Same direction of machining
• Alternating direction of machining
Selecting limits
...
Press the softkey for each of the required limits.
The selected limits are shown in the help display and in the broken-
line graphics.
Parameters Description Unit
Machining type Roughing:
Face milling up to programmed finishing allowance (UZ).
Finishing:
The surface is milled once in the plane. The tool is retracted after every cut.
Machining
direction
Same direction of machining.
Alternating direction of machining
X0, Y0
Z0
Corner point 1 of surface in X or Y direction (abs. or inc.)
Height of blank (abs. or inc.)
mm
X1
Y1
Z1
Corner point 2 of surface in X direction (abs. or inc.)
Corner point 2 of surface in Y direction (abs. or inc.)
Height of finished part (abs. or inc.)
mm
DXY Max. infeed in the XY plane (dependent on mill diameter)
A
lternately, you can specify the plane infeed as a %, as a ratio  plane infeed (mm)
to milling cutter diameter (mm).
mm
%
DZ Max. infeed in Z direction mm
UZ Final machining allowance mm

Siemens SINUMERIK 840D Specifications

General

Series	SINUMERIK 840D
Axes	Up to 31
Channels	Up to 10
Operating System	Windows-based
Power Supply	24 V DC
Control Unit Type	CNC
Interface	Ethernet, PROFIBUS
Display	TFT color display
Interpolation	Spline
PLC	Integrated PLC
Data Storage	CompactFlash, USB