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CAD Topsolid On Line Help Index

Corner relief

Menu access: Sheet metal | Breaks | Corner relief

Description :

Allows you to remove a vertex with a tool in order to avoid a matter roll during the bending.

General philosophy :

To unfold a sheet metal part, on top of break some edges, it is better to break the corners corresponding to the part geometrical vertex. (in the opposite case, the part can have some matter rolls which can prevent the correct realization of the internal radius.

  1. Select the sheet metal on which the box corner relief must be applied.

  2. Choose the parameters in the following dialog box :

  1. Select successively the part vertex concerned by the break corner affectation.

Available option(s) :

The AUTO option allows to affect automatically the break corners on all same type vertex (a corner is defined by a faces number adjacent to this one). For example, giving 3 like parameter to this function, the application will automatically break all the corners define between three faces and that without user has to select the corners one by one. If the function has broken corners that the user wanted to keep, he can use the modification function or the construction tree to remove them.

The CHANGE TYPE OF CORNER BREAK option allows to come back to the corner type dialog box.

Specific point(s) :

A spherical break corner can not be used in some cases. The example below is an angle of a box with a flange. It shows you the limitations of the spherical break corner. Here, we can not use this type of break corner on the vertex represented by the arrow. A cylindrical or rectangular break corner will be perfectly suit.

 

CAD Topsolid On Line Help Index
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