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TRANSMIT Face milling transformation on a lathe
Siemens 840D 828D G-code · Lathe
Lets you program X and Y on the face of a turned part. The control moves X and the C axis to follow the path. Needs live tooling and a C axis.
Format
TRANSMIT or TRANSMIT(n)
Addresses
| Address | What it does |
|---|---|
n | Number of the transformation, if more than one is set up |
How it works
Modal. Cancel with TRAFOOF.
Example program
SPOS=0 ; MAIN SPINDLE AS C AXIS
TRANSMIT ; FACE TRANSFORMATION ON
G17 G0 X20 Y0 Z2
G1 Z-2 F100
…
TRANSMIT ; FACE TRANSFORMATION ON
G17 G0 X20 Y0 Z2
G1 Z-2 F100
…
The full 7-line example is in the app. Example is in inch. Check offsets and clearances first.
Watch out for
- Switch the main spindle to axis mode before TRANSMIT, for example with SPOS or M70, as set by the machine builder.
- Avoid paths through the turning center. Speed of C gets very high there.
Related codes
Every G-code for Siemens 840D 828D in your pocket. The app has the full example programs, search by number or shop word, a line decoder and calculators for tapping, threading and drilling.
Open TRANSMIT in the app All Siemens 840D 828D G-codes