Purpose Of Cross Break In Sheet Metal

How to bend sheet metal without a brake in 4 different methods with minimal or homemade tools.

Purpose of cross break in sheet metal.

The cross break command lets you insert a graphical representation of a cross break in a sheet metal part. Cross break light bends added to sheet metal in order to stiffen its surface. Here are some ways to increase the structural strength of flat sheet stock without adding gussets or increasing the weight of the product. A second bend is made across this initial one leaving an x impression on the sheet.

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 is not a geometric entity and does not alter the geometry of the part. Crowning is controlled on modern brakes with internal hydraulic systems which can help equalize pressure. We used the following equipment to produce this video.

Cross braking is a technique performed using a press brake. 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. It is also known as a bending machine or bending brake or in britain as a sheet metal folder or just a folder. You add it to provide the information needed to create the cross break during manufacturing.

The crossing ridges stiffen the face of the metal and help prevent is from buckling under a load. A question we sometimes get in the solidworks sheet metal course is how to insert a 3d cross break. Sheet metal has a high strength to weight ratio and good malleability that can provide form and structure to products but because it is flat and bends easily it doesn t always work. Cross breaks are most commonly in an x shape forming a slight pyramid shape in the metal without overly distorting it.

Bar fold http amzn to 2ebbi4w samsung note 2 i show you how to get a cross break in sheet metal with. A brake is a metalworking machine that allows the bending of sheet metal a cornice brake only allows for simple bends and creases while a box and pan brake also allows one to form box and pan shapes.