Die life was one of the problems in cold rotary forging.

模具寿命是冷摆辗的关键问题之一。

Shape of spiral bevel driven gear is complex and rotary forging process is also difficult.

从动螺旋伞齿轮的形状复杂，摆动辗压难度大。

On these bases, a relationship between the vibration system and rotary forging technical parameters is defined.

在此基础上确定了液压激振系统工作参数与振动摆动辗压工艺参数之间的关系。

Rotary forging is a new technology in plastic process. It is a non-symmetrical and continuous plastic deformation.

摆动辗压是一种新兴的塑性加工工艺，属于非对称连续塑性变形。

The forming of automobile′s half shaft by rotary forging technology has been analyzed and a new technological project put forward.

针对汽车半轴摆辗成形进行了工艺分析，提出了一种新的工艺方案。