What are the common problems of sheet metal bending processing?

Vid bockning, en av processerna vid bearbetning av plåt, kan han göra plåten bearbetad till det erforderliga tredimensionella arbetsstycket, iböjningsprocess för böjning av plåt, often encounter many problems. Understanding these common problems and their treatment methods can provide solutions for subsequent problems encountered in sheet metal bending processing to achieve fast and efficient production purposes. So what are the common problems of sheet metal bending processing? How to solve it?