Overview Of Path Functions - HEIDENHAIN TNC 370 User Manual

5 Programming Tool Movements
5.3 Path Functions
Movement of three machine axes (3D movement)
The tool moves in a straight line to the programmed position.
Number of axes programmed in the NC block: 3
Exception: A helical path is created by combining a circular movement in
a plane with a linear movement perpendicular to the plane.
Fig. 5.74: Three-dimensional tool movement
Overview of path functions
The path function keys (soft keys) determine the type of contour element
and initiate the plain language dialog.
Line
0
Y
Straight line
-
CHamFer
Circle Center
Chamfer between two straight lines
Coordinates of a circle center or pole
-
Circle
c
El
Circular arc around a circle center
Circle by Radius Circular arc with a certain radius
-
Circle Tangential
Circular arc with a tangential connection to the
previous contour element
_
FK Free contour programming
Corner RouNDing
0
FK
RllD
cl *fit
Straight and circular movement selectable via
soft key d
Circular arc with tangential connection to the
previous and subsequent contour elements
4
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