液力成形技术在薄壁管件加工中的应用研究  

Research on application of the hydraulic confectioning technique to machining thin-wall pipe fittings

作　　者：刘劲松 聂凤明 康战 吴庆堂 张广平 闫晓丽 

机构地区：[1]长春设备工艺研究所,长春130012

出　　处：《现代制造工程》2010年第7期84-89,共6页Modern Manufacturing Engineering

摘　　要：液力成形技术近几年在工业生产中得到了广泛的应用,逐步成为薄壁零件制造的主流技术,针对汽车发动机的配气凸轮轴,进行薄壁管件液力成形技术研究,突破高压密封及压力控制等关键技术,减轻结构重量、提高可靠性和降低加工成本,为发动机更加趋于紧凑化、轻量化,以及功率密度的进一步提高提供工艺技术支撑。The hydraulic confectioning technique has obtained a widespread application in industrial production in recent years and has been becoming a main technique in machining thin-wall pipe fittings.Aiming at the distribution cam shafts of automobile engines,the research on the hydraulic confectioning technique of thin-wall pipe fittings is developed,breaking through the key technology on improvement of the resistance to torsion of assembly cam shafts,control of phase angles,heavy pressure sealing and control of pressure to lighten structure weight,improve the reliability and reduce processing costs thus to provide a technical support for further compaction,lighter weight and further improvement of power density to engines.

关 键 词：液力成形 配气凸轮轴 薄壁零件 功率密度 

分 类 号：TH16[机械工程—机械制造及自动化]