Sheet Metal Bend Relief Cut

To eliminate this a bend relief is added so the edge of the sheet metal is perpendicular to the bend.

Sheet metal bend relief cut.

Preventing tearing and part deformation during the bending process. Click the create relief tool button on the sheet metal ribbon tab. This distance should never be less than the radius of the bend. Bend relief when a bend is made close to an edge the material may tear.

Select an item see the note below. For example if you make a partial flange as above using all the defaults the software makes relief cuts at the end of the bends as shown to the right. If it is ok for the metal to rip the minimum bend relief is zero. Choose create relief in the sheet metal menu.

Figure c shows a bend relief cut into the part again the depth of the relief should be greater than the radius of the. Bend relief and collars near pierced areas strengthen sheet metal parts. Type smreliefcreate in the command bar. Select a hard edge bend face flange face or 3d solid entire model.

Grain structure in the metal sheet is critical for avoiding cracks in sheet metal parts with lugs or tabs that are cut on. One benefit of a bend relief is that it makes the part easier to produce. In sheet metal a bend relief is an incision cut along the sides of a planned bend. Sheet metal design handbook forming basics.

Bend 2 shows a rectangular relief cut into the part the depth of the relief should be greater than the radius of the bend. Sheet metal bend relief modify a bend relief the small cut made where the bend end meets a free edge and by specifying a shape and either a depth and relief width scale or specific bend relief depth. In general a minimum bend relief is equal to the material thickness plus the inside bend radius. For example when you have a sketched bend in the featuremanager design tree the sketched bend feature is the sheet metal feature and sketchbend is the individual bend that is absorbed in the sketched bend feature.

Enter relief size by bend radius ratio or force bend reliefs auto. Synchronous sheet metal is pretty cool even cooler than just normal synchronous modeling if you ll excuse that word. To change the type and size of a relief cut for a feature bend. Bend 1 shows a a tear relief.

You are also able to select to extend the bend relief in the opposite direction in the case of a flange for example illustrations below.