Free Circular Path Programming - HEIDENHAIN TNC 620 User Manual

5

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 NC 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: "FK programming graphics",
Page 177
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 NC block by using the
soft keys
180
Programming contours | Path contours – FK free contour programming (option 19)
HEIDENHAIN | TNC 620 | Klartext Programming User's Manual | 01/2022