Cross Breaking Sheet Metal

Cross breaks in hvac or duct work design cross breaks are used to stiffen sheet metal.

Cross breaking sheet metal.

A second bend is made across this initial one leaving an x impression on the sheet. Cross braking is a technique performed using a press brake. The cross break is not a geometric entity and does not alter the geometry of the part. 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.

The cross break command lets you insert a graphical representation of a cross break in a sheet metal part. The reason is that there are too many tweaks in sheet metal that are tooling dependent and do not affect realizable parts. A cross break in sheet metal is when multiple obtuse bend angles of approximately 170 are made across a flat section thin metal. So on the same page they mention.

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. In most applications this will be sufficient since the distortion on the actual component will be minimal. Bar fold http amzn to 2ebbi4w samsung note 2 i show you how to get a cross break in sheet metal with.