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

5
5.4 Path contours — Cartesian coordinates

Overview of path functions

Key Function
Straight line L
Chamfer CHF
Circle center CC
Circular arc C
Circular arc CR
Circular arc CT
Corner rounding RND
FK free contour program-
ming
154
Programming contours | Path contours — Cartesian coordinates
Tool movement
Straight line
Chamfer between two
straight lines
None
Circular arc around a circle
center CC to an arc end
point
Circular arc with a certain
radius
Circular arc with tangen-
tial connection to the
preceding and subsequent
contour elements
Circular arc with tangen-
tial connection to the
preceding and subsequent
contour elements
Straight line or circular path
with any connection to the
preceding contour element
HEIDENHAIN | TNC 620 | Klartext Programming User's Manual | 01/2022
Required input
Coordinates of the end
point
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
Input depends on the
function
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