Cross Breaking Sheet Metal

To form the operator marks the bend line on the sheet as a guide then lines it up with punch tip and performs a shallow bend.

Cross breaking sheet metal.

We used the following equipment to produce this video. The crossing ridges stiffen the face of the metal and help prevent is from buckling under a load. A cross break in sheet metal is when multiple obtuse bend angles of approximately 170 are made across a flat section thin metal. The reason is that there are too many tweaks in sheet metal that are tooling dependent and do not affect realizable parts.

Bar fold http amzn to 2ebbi4w samsung note 2 i show you how to get a cross break in sheet metal with. The cross break is not a geometric entity and does not alter the geometry of the part. Cross braking is a technique performed using a press brake. In most applications this will be sufficient since the distortion on the actual component will be minimal.

The functionality seems to be there in the solidworks cross break command on the sheet metal toolbar but upon inspection the cross break it inserts is merely cosmetic. Most design softwares with respectable sheet metal packages will have a specific cross break function creo is more of a solid modeler than a sheet metal package. Cross breaks are most commonly in an x shape forming a slight pyramid shape in the metal without overly distorting it. The cross break command lets you insert a graphical representation of a cross break in a sheet metal part.