浅议我国工程机械定轴式变速器的应用与发展  

A Primary Discussion on the Application and Development of Domestic Counter Shaft Transmissions

作　　者：干茂华 王忠利 闫晓莹 

机构地区：[1]徐州良羽科技有限公司

出　　处：《工程机械》2008年第9期1-5,共5页Construction Machinery and Equipment

摘　　要：简要介绍部分工程机械用变速器的主要特点,分析比较液力机械变速器与传统机械变速器以及液力机械变速器中行星式变速器与定轴式变速器的各自优缺点;并就我国工程机械变速器的发展和现状进行了分析,指出了其中的不足;介绍了一些世界上比较先进的工程机械变速器,以及我国在动力换挡变速器方面取得的成果。Main features of some transmissions used on construction machin- ery are briefly described.Advantages and disadvantages of hy- dro-mechanical transmissions compared with traditional mechan- ical transmissions as well as that of planetary gearshifts compared with counter shaft gearshifts in a hydro-mechanical transmission are analyzed.Development and present situation of domestic con- struction machinery transmissions are discussed and their short- comings are pointed out.Some more advanced construction ma- chinery transmissions around the world are presented and achievements on domestic power-shifting transmissions are listed.

关 键 词：变速器 液力机械 定轴式 动力换挡 

分 类 号：TH132.46[机械工程—机械制造及自动化]