内燃机推杆杆头冷挤压工艺研究

Study on Cold Extrusion Technology for Push Rod End of Internal Combustion Engine

在分析了内燃机推杆杆头以切削为主的传统加工工艺存在问题的基础上，根据该零件的技术要求，依据冷挤压理论，制订了该零件的冷挤压件图。分析研究了该零件的冷挤压工艺方案，特别对冷挤压工艺中的几个主要问题进行了研究，它对该零件的实际生产具有较大的指导意义。

On the basis of analyzing the problems existed in traditional machining processes for the push rod end of internal combustion engine,the cold extrusion part drawings are made according to the part specifications and the cold extrusion theory.The cold extrusion technology characters for the part are studied and analyzed,the cold extrusion technology schedules are made,especially,several problems occurred in the cold extrusion processes are discussed.The study has a significant guide to the actual parts production.