HEIDENHAIN TNC 620 User Manual page 270

7
Programming: Data Transfer from CAD Files
7.3 DXF converter (option 42)
Select the mode for selecting a contour: The
Graphics window is active for contour selection
To select a contour element: Click the desired
element with the mouse. The TNC displays
the machining sequence as a dashed straight
line. Position the mouse on the other side of
the center point of an element to modify the
machining sequence. Select the element with the
left mouse button. The selected contour element
turns blue. If further contour elements in the
selected machining sequence are selectable,
these elements turn green
If further contour elements in the selected
machining sequence are selectable, the TNC
highlights these elements in green. With
divergences, the element with the lowest angle
distance is selected. Click on the last green
element to assume all elements into the contour
program
The TNC shows all selected contour elements in
the List View window. The TNC displays elements
that are still green in the NC column without
a check mark. The TNC does not save these
elements to the contour program. You can also
confirm the highlighted elements in the contour
program by clicking in the List View window
If necessary you can also deselect elements that
you have selected, by clicking on the element in
the Graphics window again, while pressing the
CTRL key at the same time. You can deselect all
selected elements by clicking on the icon
Save the selected contour elements to the
clipboard of the TNC so that you can then insert
the contour in a conversational program; or
To save the selected contour elements in a
conversational program, enter any file name
and the target directory in the pop-up window
displayed by the TNC. Default setting: Name of the
DXF file. As an alternative, you can also select the
file type: conversational program (.H) or contour
description (.HC)
Confirm the entry: The TNC saves the contour
program to the selected directory
If you want to select more contours, press the
Cancel Selected Elements soft key and select the
next contour as described above
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HEIDENHAIN | TNC 620 | Conversational Programming User's Manual | 10/2015