With common forming processes, it is diffcult to form breakback contactor seat which is an important part with complicated shape for high voltage power transmission and disribution system.

• 介绍了采用冲压旋压复合工艺成形静触头座的过程。其中包括:变薄旋压成形薄壁筒体,扩口翻边成形法兰,普旋方式成形异形管口等。