...十字轴；数值模拟；预锻变形；有限元；成形工艺 [gap=883]Key Words: cross shaft；numerical simulation；Pre-forging process；finite element method；forming process ...
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A description has been given to new process and important points of structure design of pre-forming die for precision forging U. S. A type of octagonal hammer with a practical die presented.
介绍了美式八角锤锤体精锻成形新工艺及其预锻模结构设计要点。
The simulation results are agreed with the experimental results, which provides an important basis for the aviation joint forging's pre-forging design and forming process.
仿真与实验结果吻合，为航空接头锻件设计及成形工艺提供了依据。
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