Path Contours  Cartesian Coordinates; Overview Of Path Functions - HEIDENHAIN TNC 620 User Manual

6
Programming: Programming Contours
Path contours  Cartesian coordinates
6.4
Path contours  Cartesian
6.4
coordinates

Overview of path functions

Path function key
224
Function Tool movement
Straight line L Straight line
Chamfer: CHF Chamfer between two
straight lines
Circle center CC None
Circular arc C Circular arc around a
circle center CC to an arc
end point
Circular arc CR Circular arc with a certain
radius
Circular arc CT Circular arc with
tangential connection
to the preceding and
subsequent contour
elements
Corner rounding Circular arc with
RND tangential connection
to the preceding and
subsequent contour
elements
FK free contour Straight line or circular
programming path with any connection
to the preceding contour
element
HEIDENHAIN | TNC 620 | Conversational Programming User's Manual | 10/2015
Required input
Coordinates of the end
point of the straight line
Chamfer side length
Coordinates of the circle
center or pole
Coordinates of the arc
end point, direction of
rotation
Coordinates of the arc
end point, arc radius,
direction of rotation
Coordinates of the arc
end point
Rounding radius R
"Path contours – FK free
contour programming
(option 19)", page 243
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