线镗工艺加工曲轴孔的能力提升及其常见问题浅析

Line Boring Processing Technology of the Crankshaft Bore Ability to Ascend and Its Common Problems

曲轴孔是连接缸体和曲轴的重要结构,曲轴孔的加工将直接影响到整个发动机的运行状态。曲轴孔加工常见方式有悬臂式加工、线镗工艺加工、专机加工等。本文分析了线镗工艺加工曲轴孔的优劣,并对其生产中常见的问题做出浅析,希望对使用线膛工艺的厂商有所借鉴。

Crankshaft bore is one of the important structure connection block and crankshaft, curved shaft hole machining will directly affect the operation state of the whole engine, crankshaft bore machining common ways are cantilever, line boring technology processing, special processing, etc. In this paper, the line boring processing technology of the crankshaft bore quality and to analyze the common problems in production, hope to use the reference of line boring technology vendors.