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。
In this paper, the pressure distribution and the choice of die material and Heat treatment technology was studied. Based the principle of cold rotary forging process.
基于摆动辗压工艺的基本原理，分析研究了冷摆辗模具的受力情况，并对冷摆辗模具材料的选择及热处理工艺作了探讨。
In this paper, the pressure distribution and the choice of die material and Heat treatment technology was studied. Based the principle of cold rotary forging process.
基于摆动辗压工艺的基本原理，分析研究了冷摆辗模具的受力情况，并对冷摆辗模具材料的选择及热处理工艺作了探讨。
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