【摘要】 为使发动机曲轴具有很高的安全性和可靠性,结合某轿车发动机368Q曲轴的国产化工作讨论了曲轴强度、材料与工艺三方面的问题。介绍了曲轴的疲劳强度计算方法以及曲轴常用材料及其新型材料的性能,并概述了曲轴毛坯生产技术的国内外状况。更多还原

【Abstract】 Inorder to improve the safty and reliability of engine crankshaft,the s tength,material and technology of c rankshaft are dis-cussed,giving an sxample of the nationalization of 368Q crankshaft.Cra nkshaft fatigue strength caculatio n methods,crankshaft mate-rials in common use and new adopted an d their properties are introduced.T he status of crankshaft blank manufa cturing technology at home and abroad is presented as weel.更多还原