DIE FOR REDUCING SPRINGBACK AND PROCESS THEREOF

摘要

A sheet metal forming device and a process for reducing springback during forming of sheet metal. The sheet metal forming device includes a die tool that has a corner and a roller that at least partially forms the corner. The roller rotates relative to the die tool during and/or after forming of a piece of sheet metal around the corner. The rotation of the roller can be either a rotation that freely occurs during the forming process or rotation that is forcibly imposed on the roller during and/or after the forming process.

主权项

1. A sheet metal forming device comprising:
a die tool having a corner; a roller, said corner of said die tool at least partially formed by said roller; said roller rotating relative to said die tool during forming of a piece of sheet metal by said die tool.