HEIDENHAIN TNC 640 (34059x-01) - Manual (Page 216)

216 Programming: Programming Contours
6.6 P
a
th Cont
ours—FK F
ree Cont
our Pr
ogr
a
mming
Pole for FK programming
U To display the soft keys for free contour programming,
press the FK key
U To initiate the dialog for defining the pole, press the
FPOL soft key. The TNC then displays the axis soft
keys of the active working plane
U Enter the pole coordinates using these soft keys
Free programming of straight lines
Straight line 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 straight
lines, press the FL soft key. The TNC displays
additional soft keys
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 214)
Straight line with tangential connection
If the straight line connects tangentially to another contour element,
initiate the dialog with the FLT soft key:
U To display the soft keys for free contour programming,
press the FK key
U To initiate the dialog, press the FLT soft key
U Enter all known data in the block by using the soft
keys
The pole for FK programming remains active until you
define a new one using FPOL.