用于自动变速器换挡控制中的电液比例减压阀研究  

Research on the Proportional Pressure Reducing Valve in Automatic Transmission Shift Control

作　　者：李国琳 孙永华[1] 王兴涛 王敬 张进生[2] LI Guolin;SUN Yonghua;WANG Xingtao;WANG Jing;ZHANG Jinsheng(Department of Machinery Technology,Shandong Labor Vocational and Technical College,Jinan Shandong250022,China;School of Mechanical Engineering,Shandong University,Jinan Shandong 250061,China)

机构地区：[1]山东劳动职业技术学院机制工艺系,山东济南250022 [2]山东大学机械工程学院,山东济南250061

出　　处：《机床与液压》2019年第10期116-118,135,共4页Machine Tool & Hydraulics

基　　金：山东省自主创新及成果转化专项(2014CGZH0802);山东省重点研发计划(2015GGX103032)

摘　　要：以自动变速器换挡控制用比例减压阀为研究对象,在分析结构和工作原理基础上,建立数学模型。使用Pro/E建立CAD模型,基于SimulationX建立多体动力学模型,联合仿真分析阀的动静态特性,调节并优化结构参数。结果表明:该阀原理和结构参数设计合理,能够满足设计要求,为电液比例控制技术在换挡控制方面的应用提供了参考。The proportional pressure reducing valve used for automatic transmission gear shifting control was explored.Based on the structure and working principle,the mathematical models were established.The CAD model was built using Pro/E software,the multi-body dynamics model was established by using the SimulationX.The static and dynamic characteristics of the valve were analyzed,the structure parameters were adjusted and optimized.The simulation results show that the principle and structural parameters of the valve are reasonable and meet the design requirement.The research provides references for the application of electro-hydraulic proportional control technology in shift control.

关 键 词：自动变速器 换挡控制 电液比例减压阀 工作特性 

分 类 号：TH137.521[机械工程—机械制造及自动化]