HEIDENHAIN TNC 620 User Manual page 504

12
NC syntax
The preset and optional orientation are inserted in the NC program
as a comment starting with origin.
4 ;orgin = X... Y... Z...
5 ;orgin_plane_spatial = SPA... SPB... SPC...
Setting a preset on a single element
To set a preset on a single element:
Select the mode for setting a preset
Place the mouse pointer on the desired element
The control indicates possible locations for the
preset on the selected element with stars.
Select the star symbol that matches the desired
preset position
If necessary, use the zoom function
The control sets the preset symbol at the selected
location.
In addition, align the coordinate system as needed
Further information: "Adjusting the orientation of
the coordinate system", Page 505
Setting a preset at the intersection between two elements
To set a preset at the intersection between two elements:
Select the mode for setting a preset
Select the first element (straight line, full circle, or
circular arc) using the left mouse button
The control highlights the element.
Select the second element (straight line, circle, or
circular arc) using the left mouse button
The control sets the preset symbol on the
intersection.
In addition, align the coordinate system as needed
Further information: "Adjusting the orientation of
the coordinate system", Page 505
Operating notes:
If there are several possible intersections, the control
selects the intersection nearest the mouse-click on
the second element.
If two elements do not intersect directly, the control
automatically calculates the intersection of their
extensions.
If the control cannot calculate an intersection, it
deselects the previously selected element.
Once a preset has been set, the control displays the preset icon with
a yellow quadrant
Use the following icon to delete a preset that has been set
504
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Data transfer from CAD files | CAD Import (option 42)
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HEIDENHAIN | TNC 620 | Klartext Programming User's Manual | 01/2022