4 path contours—cartesian coordinates, Overview of path functions, Programming path functions – HEIDENHAIN TNC 320 (340 55x-05) ISO programming User Manual
Page 163

HEIDENHAIN TNC 320
163
6.4 P
a
th Cont
ours—Car
te
sian Coor
dinat
e
s
6.4 Path Contours—Cartesian
Coordinates
Overview of path functions
Programming path functions
You can program path functions conveniently by using the gray path
function keys. In further dialogs, you are prompted by the TNC to
make the required entries.
Function
Path function key
Tool movement
Required input
Page
Line L
Straight line
Coordinates of the end
points of the straight line
Chamfer CHF
Chamfer between two
straight lines
Chamfer side length
Circle Center CC
None
Coordinates of the circle
center or pole
Circle C
Circular arc around a circle
center CC to an arc end point
Coordinates of the arc end
point, direction of rotation
Circular arc CR
Circular arc with a certain
radius
Coordinates of the arc end
point, arc radius, direction of
rotation
Circular arc CT
Circular arc with tangential
connection to the preceding
and subsequent contour
elements
Coordinates of the arc end
point
Corner Rounding RND
Circular arc with tangential
connection to the preceding
and subsequent contour
elements
Rounding radius R
If you enter DIN/ISO functions via a connected USB
keyboard, make sure that capitalization is active.