Then, on gained curves of addendum circle, dedendum circle and saucer shape, the reason and solution for the above mentioned problems are provided and the gualified friction disks are produced.

• 然后再根据实验过程中获得的齿顶圆、齿根圆及碟形量变化曲线；分析其产生原因并提出了解决成形过程中变形问题的措施；已制造出符合质量要求的摩擦片精冲件.