HEIDENHAIN TNC 640 - Path Contours  Cartesian Coordinates; Overview of Path Functions

Programming Contours | Path contours  Cartesian coordinates
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HEIDENHAIN | TNC 640 | 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
299
Chamfer: CHF Chamfer between two
straight lines
Chamfer side length 300
Circle center CC None Coordinates of the circle
center or pole
302
Circular arc C Circular arc around a
circle center CC to an arc
end point
Coordinates of the arc
end point, direction of
rotation
303
Circular arc CR Circular arc with a certain
radius
Coordinates of the arc
end point, arc radius,
direction of rotation
304
Circular arc CT Circular arc with tangen-
tial connection to the
preceding and subse-
quent contour elements
Coordinates of the arc
end point
306
Corner rounding RND Circular arc with tangen-
tial connection to the
preceding and subse-
quent contour elements
Rounding radius R 301
FK free contour
programming
Straight line or circular
path with any connection
to the preceding contour
element
"Path contours – FK free
contour programming ",
page 317
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