1. Bent part with a flanged (tapping) hole As shown in Figure 4-17. Its flanged (tapping) hole The distance L from the hole wall to the bend edge cannot be too small, as it may …
Optimum Gap between Flanged Hole Wall and Bending Edge Read More »
1. What Is Bend Deduction? Bend deduction is commonly referred to as the “back-off amount”. It is a straightforward algorithm used to explain the process of sheet metal bending. The bend deduction method states that …
0° – 180° Bend Deduction: Formulas, Calculators & Charts Read More »
Generally, sheet metal refers to metal materials with uniform thickness. Common sheet metal materials include stainless steel, galvanized steel, tinplate, copper, aluminum, and iron. This article primarily analyzes the basic principles of sheet metal product …
Principles of Structural Design for Sheet Metal Bending Parts Read More »
The process of transforming sheet metal blanks or other profile blanks into sheet metal parts with specific angles, curvatures, and shapes through bending is known as sheet metal bending (such as bending sheets into V-shaped …
Deformation Process in Sheet Metal Bending Explained Read More »
1. Flattening The method of flattening (also known as hemming) is illustrated in Figure 2-20. Initially, the edge of the sheet metal is bent into a 30° shape using a 30° bending die. Afterward, the …
Techniques and Limits for Typical Sheet Metal Components Read More »
The structure of a bending die varies depending on the characteristics of the bent part (shape, size, precision level, etc.) and production volume. The complexity varies, and there are numerous forms. Here, we only briefly …
Essential Structural Designs for Common Bending Dies Read More »
Process planning for sheet metal bending parts refers to the sequential order of the bending processes during fabrication. The bending sequence should be arranged based on the shape of the part, precision requirements, nature of …
Optimizing Process Sequencing for Sheet Metal Bending: Key Factors to Consider Read More »
Upon receiving the sheet metal bending part blueprint, one should initially select the appropriate punching and blanking methods based on the internal and external geometry, size, and production volume of the bending part. Methods include …
1. Main Causes and Manifestations of Defects in Bent Components 1. Bending Cracks These often form on the exterior edges of the bending deformation zone due to tensile stress. To combat bending cracks, the following …
Common Defects in Bent Parts: Causes and Solutions Read More »
1. Bending Deformation Methods The deformation methods for sheet bending can be classified into: free bending, contact bending, and corrective bending, as illustrated in Figure 1. Free bending (Figure 1a) requires less bending force, and …
The Art of Sheet Metal Bending: Molds and Techniques Read More »
