Sheet Metal Form Relief

You can add a corner relief to a single sheet metal body.

Sheet metal form relief.

Do one of the following. In general a minimum bend relief is equal to the material thickness plus the inside bend radius. Preventing tearing and part deformation during the bending process. Avoid large sheet metal parts with small bent flanges.

Hems are commonly used to hide imperfections and provide a generally safer edge to handle. Form relief tool co inc. During the bending of sheet metal material around the bend tends to stretch and deform. Choose create relief in the sheet metal menu.

Select an item see the note below. In sheet metal hems are used to create folds in sheet metal in order to stiffen edges and create an edge safe to touch. In sheet metal a bend relief is an incision cut along the sides of a planned bend. Bend relief and collars near pierced areas strengthen sheet metal parts.

Though bend relief lengths and widths vary between projects they all share a common goal. Click corner relief sheet metal toolbar or insert sheet metal corner relief. Synchronous sheet metal is pretty cool even cooler than just normal synchronous modeling if you ll excuse that word. Relief cuts help parts avoid overhangs and tearing at bends.

Type smreliefcreate in the command bar. Hems are most often used to remove a sharp untreated edge and make it safe for handling. To eliminate this a bend relief is added so the edge of the sheet metal is perpendicular to the bend. Grain structure in the metal sheet is critical for avoiding cracks in sheet metal parts with lugs or tabs that are cut on.

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 may have sharp corners but designing a fillet of the material s thickness will make parts more cost effective. 72 east davis junction il 61020 ph. Under corners click collect all corners to list all corners in the sheet metal body.

Click the create relief tool button on the sheet metal ribbon tab. In low carbon steel sheet metal the minimum radius of a bend should be one half the material thickness or 0 80 mm 0 03 inch whichever is larger. For the ease of manufacturing multiple bends on the same plane should occur in the same direction. If it is ok for the metal to rip the minimum bend relief is zero.

Enter relief size by bend radius ratio or force bend reliefs.