Making Sheet Metal Tear Drop Hems

The tear drop and open hems do not require nearly as much tonnage as a flat hem does.

Making sheet metal tear drop hems.

When you flatten the metal you are forming a crease and removing the inside radius. This is because you are only changing the inside radius minimally basically you are just continuing the bend past 30. If you have any comments or questions about the glossary please contact dan davis editor in chief of the fabricator. To create one or more hems on existing sheet metal parts first have a sheet metal part in the part studio.

Now you are forming the metal rather than simply. Electric metal shear making sheet metal cutting shears hello guys in this video i will show you how i made electric metal cutting machine. Select the edges or side faces along which to create hems. Toggle the direction with this arrow specify the hem type.

The cad hem s angle can be adjusted past 180 degrees to create a closed teardrop or underbent to create an open hook. Choose a direction using the flip arrow. A hem is a flange that has been bent more than 180 degrees. A hem provides stiffness to a design or provides a smooth rounded external edge on a part to eliminate sharp edges.

In the type drop down list click one of the following. Any diy master m. The teardrop hem is used for materials that do not have the ductility required to form the flattened hem. In 3 d cad a hem is very easy to create.

The tear drop and open hems do not require nearly as much tonnage as a flat hem does. On the ribbon click sheet metal tab create panel hem. To bead an edge simply select that hem type in the hem feature s setup. You can create single double rolled and teardrop hems.

Create one or more hems on existing sheet metal parts. As shown in figure 1a pick an edge or edges set a depth and decide on the gap.