This paperintroduces a new reinforced installation for multi-directional upsetting, it provides a strengthenedhorizontal upsetting force extremely larger than that force obtained by conventional RR forging pro-cess or TR forging process.

• 本文设计的新型增力式多向钮锻装置，在锻造接近结束时，可以增大水平锹粗力，其增力效果超过传统的rr锻造法及TR锻造法。