lwc40支架搬运车液压系统的设计与分析

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1、嘉兴南洋职业技术学院毕业设计（论文）论文题目LWC40支架搬运车液压系统的设计与分析系部机械工程系学生姓名专业名称模具设计与制造班级/学号指导教师嘉兴南洋职业技术学院教务处印制LWC40T支架搬运车液压系统的设计与分析【摘要】LWC40T支架搬运车是澳大利亚BOARTLONGYEAR公司研制开发的一种新型特种车辆,它主要用于大宗物品搬运过程中液压支架的长距离运输。本文简单介绍LWC40T支架搬运车液压系统的组成和液压传动系统,分析DA控制装置在液压传动系统中的应用及液压传动在工程机械中今后的发展趋势。【关键词】支架搬运车液压系统DA控制目录前言······

2、···········································································································································11LWC40T支架搬运车液压系统的组成················································································61.1主系统···································

3、······································································································61.2行走终端的驱动方式·················································································································71.3左右侧差速的控制方式·······································

4、·······································································72DA控制装置在液压传动系统中的应用···············································································92.1DA控制装置对传动系统的································································································

5、·······102.2DA控制装置的特点······················································································································113液压传动的发展趋势················································································································114结束语············

6、······························································································································12致谢……………………………………………………………………………………13参考文献………………………………………………………………………………14附录…………………………………………………………………………………15嘉兴南洋职业技术学院毕业设计（论文）前言LWC40T支架搬运车是澳大利亚BOARTLONGY

7、EAR公司研制开发的一种新型特种车辆,它主要用于综采工作面搬家倒面过程中液压支架的长距离运输。LWC40T支架搬运车在行走系统的设计当中,放弃了传统的机械传动和液力传动方式,而采用了DA控制闭式泵和定量马达组成的闭式液压传动方式,图1是LWC40T支架搬运车的外形图。LWC40T支架搬运车主要参数如表1,主要元件规格如表2。第12页嘉兴南洋职业技术学院毕业设计（论文）第12页嘉兴南洋职业技术学院毕业设计（论文）1LWC40T支架搬运车液压系统的组成及传动原理LWC40T支架搬运车液压系统主要由传动系统、辅助系统、制动系统3部分组成,图1-1为LWC40T支

8、架搬运车单侧液压传动系统图。图1-1LWC40T支架搬运车单侧液压