汽车中小模数齿轮冷滚轧技术研究

Research on the Cold Rolling Technology for the Small and Medium Module Gear in Automobile

阐述了中小模数齿轮零件冷滚轧技术的工艺、模具、坯料和工装夹具的设计方法和要点。分析了汽车转向器转向齿轮零件的结构特点及采用冷滚轧成形工艺加工的技术要点;并设计出了转向齿轮的冷滚轧工艺和滚轧轮;进行了滚轧轮与工装的安装、调试和冷滚轧工艺的试验研究。滚轧出了符合用户要求的转向齿轮零件。

This paper introduces the process, die, blank and tool designs on cold rolling of small and medium module gears, the analyzation of the structure characteristics of the steering gears in the traversing mechanism of automobile , the key techniques of manufacture of gears by cold rolling. The cold rolling process and the roller for the teering gear are designed. The installing and adjusting of the dies and tools are carried out, and experiments are made. The rolled parts meet the needs of the customer.