This paper analysed the cold die forging technology of automotive epicyclic gears.
分析了汽车行星齿轮的冷模锻工艺。
It has elaborated the advantages replacing hot die forging with the cold forging technology.
阐述了用冷锻工艺代替热模锻的优点。
By virtue of modern metallograph analyse technology, the size of grain, hardness and residual stress of bevel gear by closed-die cold forging is studied.
借助现代冶金分析技术对闭塞冷锻行星齿轮的晶粒尺寸、硬度变化和残余应力分布规律进行了研究。
By virtue of modern metallograph analyse technology, the size of grain, hardness and residual stress of bevel gear by closed-die cold forging is studied.
借助现代冶金分析技术对闭塞冷锻行星齿轮的晶粒尺寸、硬度变化和残余应力分布规律进行了研究。
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