HEIDENHAIN TNC 620 (81760x-02) - Manual (Page 218)

Programming: Programming contours
6.4 Path contours - Cartesian coordinates
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TNC 620 | User's Manual
HEIDENHAIN Conversational Programming | 2/2015
6.4 Path contours - Cartesian coordinates
Overview of path functions
Path function key Function Tool movement Required input Page
Straight line L Straight line Coordinates of the end
point of the straight line
219
Chamfer: CHF Chamfer between two
straight lines
Chamfer side length 220
Circle center CC None Coordinates of the circle
center or pole
222
Circular arc
C
Circular arc around a
circle center CC to an arc
end point
Coordinates of the arc
end point, direction of
rotation
223
Circular arc CR Circular arc with a certain
radius
Coordinates of the arc
end point, arc radius,
direction of rotation
224
Kreisbogen
CT
Circular arc with
tangential connection
to the preceding and
subsequent contour
elements
Coordinates of the arc
end point
226
Corner rounding
RND
Circular arc with
tangential connection
to the preceding and
subsequent contour
elements
Rounding radius R 221
FK free contour
programming
Straight line or circular
path with any connection
to the preceding contour
element
see "Path contours
– FK free contour
programming (option
19)", page 237
240