HEIDENHAIN TNC 640 (34059x-05) - Manual (Page 250)

Programming: Programming contours
6.6 Path contours – FK free contour programming
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TNC 640 | User's Manual
HEIDENHAIN Conversational Programming | 1/2015
Auxiliary points
For both free-programmed straight lines and free-programmed
circular arcs, you can enter the coordinates of auxiliary points that
are located on the contour or in its proximity.
Auxiliary points on a contour
The auxiliary points are located on the straight line, the extension
of the straight line, or on the circular arc.
Soft keys Known data
X coordinate of an auxiliary point
P1 or P2 of a straight line
Y coordinate of an auxiliary point
P1 or P2 of a straight line
X coordinate of an auxiliary point
P1, P2 or P3 of a circular path
Y coordinate of an auxiliary point
P1, P2 or P3 of a circular path
Auxiliary points near a contour
Soft keys Known data
X and Y coordinates of the
auxiliary point near a straight line
Distance of auxiliary point to
straight line
X and Y coordinates of an
auxiliary point near a circular arc
Distance of auxiliary point to
circular arc
Example NC blocks
13 FC DR- R10 P1X+42.929 P1Y+60.071
14 FLT AN-70 PDX+50 PDY+53 D10