HEIDENHAIN TNC 620 E, User Manual

Page: 288 / 840

Programming Contours | Path contours

Cartesian coordinates
7
288
HEIDENHAIN | TNC 620 | Conversational Programming User's Manual | 10/2017
7.4
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 289
Chamfer: CHF Chamfer between two
straight lines Chamfer side length 290
Circle center CC None Coordinates of the circle
center or pole 292
Circular arc C Circular arc around a
circle center CC to an arc
end point Coordinates of the arc
end point, direction of
rotation 293
Circular arc CR Circular arc with a certain
radius Coordinates of the arc
end point, arc radius,
direction of rotation 294
Circular arc CT Circular arc with tangen-
tial connection to the
preceding and subse-
quent contour elements Coordinates of the arc
end point 296
Corner rounding RND Circular arc with tangen-
tial connection to the
preceding and subse-
quent contour elements Rounding radius R 291
FK free contour
programming
Straight line or circular
path with any connection
to the preceding contour
element "Path contours – FK free
contour programming
(option 19)", page 307 310