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4 path contours—cartesian coordinates, Overview of path functions, Programming path functions – HEIDENHAIN TNC 320 (340 55x-05) ISO programming User Manual

Page 163

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HEIDENHAIN TNC 320

163

6.4 P

a

th Cont

ours—Car

te

sian Coor

dinat

e

s

6.4 Path Contours—Cartesian

Coordinates

Overview of path functions

Programming path functions

You can program path functions conveniently by using the gray path
function keys. In further dialogs, you are prompted by the TNC to
make the required entries.

Function

Path function key

Tool movement

Required input

Page

Line L

Straight line

Coordinates of the end
points of the straight line

Page 164

Chamfer CHF

Chamfer between two
straight lines

Chamfer side length

Page 165

Circle Center CC

None

Coordinates of the circle
center or pole

Page 167

Circle C

Circular arc around a circle
center CC to an arc end point

Coordinates of the arc end
point, direction of rotation

Page 168

Circular arc CR

Circular arc with a certain
radius

Coordinates of the arc end
point, arc radius, direction of
rotation

Page 169

Circular arc CT

Circular arc with tangential
connection to the preceding
and subsequent contour
elements

Coordinates of the arc end
point

Page 171

Corner Rounding RND

Circular arc with tangential
connection to the preceding
and subsequent contour
elements

Rounding radius R

Page 166

If you enter DIN/ISO functions via a connected USB
keyboard, make sure that capitalization is active.