Free Circular Path Programming - HEIDENHAIN TNC 640 User Manual

7

Free circular path programming

Circular arc without tangential connection
To display the soft keys for free contour
programming, press the FK key
To initiate the dialog for free programming of
circular arcs, press the FC soft key
The control displays soft keys with which you can
enter direct data on the circular arc or data on
the circle center.
Enter all known data in the block by using these
soft keys
The FK graphic displays the programmed contour
element in violet until sufficient data is entered.
If the entered data describes several solutions,
the graphic will display the contour element in
green.
Further information:
graphics", page 319
Circular arc with tangential connection
If the circular arc connects tangentially to another contour element,
initiate the dialog with the FCT soft key:
To display the soft keys for free contour
programming, press the FK key
To initiate the dialog, press the FCT soft key
Enter all known data in the block by using the
soft keys
322
Programming Contours | Path contours – FK free contour programming
"FK programming
HEIDENHAIN | TNC 640 | Conversational Programming User's Manual | 10/2017