HEIDENHAIN TNC 426, User Manual

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70 4 Programming: Fundamentals of NC, File Management, Programming Aids, Pallet Management
4.6 Int
e
ra
ctiv
e Pr
ogr
amming Gr
aphics
4.6 Interactive Programming
Graphics
To generate/not generate graphics during
programming:
While you are writing the part program, you can have the TNC
generate a 2-D pencil-trace graphic of the programmed contour.
U To switch the screen layout to displaying program blocks to the left
and graphics to the right, press the SPLIT SCREEN key and PGM +
GRAPHICS soft key.
U
Set the AUTO DRAW soft key to ON. While you are
entering the program lines, the TNC generates each
path contour you program in the graphics window in
the right screen half.
If you do not wish to have graphics generated during programming,
set the AUTO DRAW soft key to OFF.
Even when AUTO DRAW is switched ON, graphics are not generated
for program section repeats.
Generating a graphic for an existing program
U Use the arrow keys to select the block up to which you want the
graphic to be generated, or press GOTO and enter the desired block
number.
U To generate graphics, press the RESET + START soft
key.
Additional functions:
Function Soft key
Generate a complete graphic
Generate interactive graphic blockwise
Generate a complete graphic or complete it after
RESET + START
Stop the programming graphics. This soft key
only appears while the TNC generates the
interactive graphics