Sheet Metal Corner Relief Design

Bends in sheet metal are manufactured using sheet metal brakes.

Sheet metal corner relief design. To create a relief locally you can select one or two hard edges one or two bends or a bend and a hard edge. Do one of the following. Sheet metal parts with a minimum of 0 9mm to 20mm in thickness can be manufactured. Extrude hole size position guidelines creating an extruded hole using a punching process requires extreme pressure force.

The selected items can be a 3d solid with sheet metal features a face or a hard edge of the solid. Rip corner relief and conversion creo creoparamet. If a 3d solid is selected the command recognizes the places where corner or bend reliefs are needed and creates them automatically. Bend relief is provided at the end of bending edge in sheet metal design to avoid any crack tearing in the corner.

A 1 degree tolerance on all bend angles. Understanding corner relief design flexibility2 the contour flange is created using the auto miter option and the seven edge loop of the polygon is selected. Use the corner relief propertymanager to apply corner treatments to a folded sheet metal body that persist in the flattened state. Click corner relief sheet metal toolbar.

You should also incorporate the use of bend relief cuts with a thickness of at least the thickness of the material with strong preference for bend relief cuts of a thickness equal to material thickness plus 1 64 inches. You can apply corner relief automatically to all corners or manually to individual sets of corners. In general a minimum bend relief is equal to the material thickness plus the inside bend radius. Figure 3 figure 4 figure 5 figure 6.

The resulting model faces are all nicely trimmed and all have appropriate corner relief in the flat pattern. Relief height is generally kept greater than two times of sheet thickness plus bend radius. About corner relief use the corner relief tool to add relief to one or more corners of a sheet metal part. There are two things that can be done to reduce the risk of sheet metal tearing.

When you add relief sheet metal sections are removed from the model. To open the corner relief propertymanager. First utilize minimal bend radius of internal bend radius equal to material thickness. If it is ok for the metal to rip the minimum bend relief is zero.

Click insert sheet metal corner relief. Depending on the types of parts that you design you may have to create additional sheet metal features.