Relief Cuts In Sheet Metal

Not shown scroll down in property manager is an auto relief setting that controls how corners and relief cuts are handled.

Relief cuts in sheet metal.

When designing parts for laser cutting one should not make holes smaller than the thickness of the material. Options in basic sheet metal base flange tab. To change the type of relief cut for all bends. Bend relief synchronous sheet metal is pretty cool even cooler than just normal synchronous modeling if you ll excuse that word.

Sheet metal parts with a minimum of 0 9mm to 20mm in thickness can be manufactured. Bends in sheet metal are manufactured using sheet metal brakes. Relief cuts help parts avoid overhangs and tearing at bends. If you select rectangular or obround specify the relief ratio.

In general a minimum bend relief is equal to the material thickness plus the inside bend radius. 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. Right click the sheet metal feature in the featuremanager design tree and select edit feature. If it is ok for the metal to rip the minimum bend relief is zero.

Sheet metal parts may have sharp corners but designing a fillet of the material s thickness will make parts more cost effective. One benefit of a bend relief is that it makes the part easier to produce. In the propertymanager under auto relief change the type of relief cut.