The higher the value the larger the size of the relief cut added during insertion of bends.
Relief ratio sheet metal.
Bends in sheet metal are manufactured using sheet metal brakes.
The value of the relief ratio must be between 0 05 and 2 0.
Sheet metal parts with a minimum of 0 9mm to 20mm in thickness can be manufactured.
When designing parts for laser cutting one should not make holes smaller than the thickness of the material.
The length ratio 3 2 fig.
Sheet metal in solidworks sheet metal parts are generally used as enclosures for components or to provide support to other.
This check computes inside bend radius and checks the ratio of bend radius to sheet thickness.
User can configure the ratio based on the material.
The value of the relief ratio must be between 0 05 and 2 0.
When starting a sheet metal part by creating a base flange feature one of the initial parameters along with sheet metal gauge and bend allowance are the auto relief settings.
The value of the relief ratio must be between 0 05 and 2 0.
For a 3 width ratio when the part is 1 mm in thickness the width of the slot will be 3 mm.
If you select rectangular or obround specify the relief ratio.
To eliminate this a bend relief is added so the edge of the sheet metal is perpendicular to the bend.
D relief ratio part thickness the bend region is represented by the dark gray area of the diagram.
In the propertymanager under auto relief change the type of relief cut.
The higher the value the larger the size of the relief cut added during insertion of bends.
Ratios are configured for the hard material condition.
In general a minimum bend relief is equal to the material thickness plus the inside bend radius.
Right click the sheet metal feature in the featuremanager design tree and select edit feature.
The higher the value the larger the size of the relief cut added during insertion of bends.
7 only affects the relief within a narrow margin.
163 solidworks sheet metal tutorial.
6 shows when the ratio to thickness is used in a obround relief the width ratio has more influence on the shape of the relief than the length ratio.
When sheet metal makes a transition from a bend to a flat surface or to another bend it tends to rip and tear.
Examples of i tear ii obround and iii rectangle.
