Relief Cuts In Sheet Metal

If it is ok for the metal to rip the minimum bend relief is zero.

Relief cuts in sheet metal.

Right click the sheet metal feature in the featuremanager design tree and select edit feature. Options in basic sheet metal base flange tab. Relief cuts help parts avoid overhangs and tearing at bends. Not shown scroll down in property manager is an auto relief setting that controls how corners and relief cuts are handled.

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. Sheet metal parts with a minimum of 0 9mm to 20mm in thickness can be manufactured. To change the type of relief cut for all bends. One benefit of a bend relief is that it makes the part easier to produce.

A 1 degree tolerance on all bend angles. Bend relief synchronous sheet metal is pretty cool even cooler than just normal synchronous modeling if you ll excuse that word. In the propertymanager under auto relief change the type of relief cut. When designing parts for laser cutting one should not make holes smaller than the thickness of the material.

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. In general a minimum bend relief is equal to the material thickness plus the inside bend radius.