Free Programming Of Circular Arcs; Input Possibilities - HEIDENHAIN ITNC 530 - CONVERSATIONAL PROGRAMMING User Manual

Free programming of circular arcs

Circular arc without tangential connection
U To display the soft keys for free contour programming,
press the FK key.
U To initiate the dialog for free programming of circular
arcs, press the FC soft key. The TNC displays soft
keys with which you can directly enter data on the
circular arc or the circle center.
U Enter all known data in the block by using these soft
keys. The FK graphic displays the programmed
contour element in red until sufficient data is entered.
If the entered data describes several solutions, the
graphic will display the contour element in green (see
"Graphics during FK programming", page 240).
Circular arc with tangential connection
If the circular arc connects tangentially to another contour element,
initiate the dialog with the FCT soft key:
U To display the soft keys for free contour programming,
press the FK key.
U To initiate the dialog, press the FCT soft key.
U Enter all known data in the block by using the soft
keys

Input possibilities

End point coordinates
Known data
Cartesian coordinates X and Y
Polar coordinates referenced to FPOL
Example NC blocks
7 FPOL X+20 Y+30
8 FL IX+10 Y+20 RR F100
9 FCT PR+15 IPA+30 DR+ R15
244
Soft keys
Programming: Programming Contours