分析比较了在不同锻压设备上进行重型法兰叉类件锻造成形的特点，对其模具进行了优化设计和失效分析。

Forging forming of heavy flange and fork by different forging equipment has been analysed with die optimization and failure analysis for the purpose of higher productivity and lower die cost.

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针对半固态成形，特别是触变锻造成形中浆料流动前沿开裂等质量问题，首次提出了流动前沿等体积流量的概念，并将其运用到半固态成形模具优化设计中。

With an aim to solve the long-term existing problem of the cracks in flow-front during thixo-forging, a new theory of constant volume flux of slurry was put forward in optimizing die design.

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