YZY400全液压静力压桩机的液压系统设计毕业论文.doc -- 8 元

毕业设计论文题目YZY400全液压静力压桩机的液压系统设计学生姓名学号专业机械工程及自动化班级指导老师2005年6月南京工业大学毕业设计论文第2页共38页目录摘要.................................................................5总论.................................................................71液压缸的参数值.............................................92液压泵的选用...............................................93电动机的选用...............................................103.1电动机Ⅰ的选用.......................................103.2电动机П的选用.......................................104液压阀的选择............................................104.1方向控制阀的选择.....................................114.1.1单向控制阀的选择................................114.1.2换向阀的选择....................................124.2压力阀的选择........................................134.3流量控制阀的选择......................................144.4压力表开关的选择.....................................154.5压力表的选择.........................................155液压油的选择...............................................156联轴器的选择...............................................167油箱的设计.................................................177.1确定油箱的有效容积大致外形尺寸........................177.2滤油器的选择.........................................187.2.1吸油滤油器粗滤器的选择........................187.2.2回油滤油器（精滤器）的选择......................197.3空气滤清器的选择.....................................197.4液位计的选择.........................................207.5油箱各板尺寸及附件安装位置的确定.....................207.5.1油箱的总体设计..................................207.5.2初定各板面的厚度...............................20南京工业大学毕业设计论文第3页共38页7.5.3隔板的设计......................................207.5.4各面板的安装尺寸.................................217.5.4.1上面板中各安装尺寸的确定....................217.5.4.2起吊螺钉的选用及校核........................217.5.4.3盖板上各器件的定位.........................21.1螺栓的布置...................................21.2起吊螺钉布置.................................22.3空气滤清器的定位.............................22.4回油滤油器的定位.............................22.5吊环的选择及安装.............................227.5.4.4左面板上液位计的定位.........................247.5.4.5右面板上放油口的定位........................247.5.4.6隔板上吸油滤油器的定位.......................247.5.4.7底脚的设计..................................257.5.4.8油箱厚及焊接宽度的校核.......................268油管的设计计算.........................................288.1钢管管径的选择与设计...............................288.1.1液压泵的吸油管................................28.1泵Ⅰ的吸油管...............................28.2泵Ⅱ的吸油管.............................298.1.2液压泵的排油管................................29.1泵Ⅰ的排油管...............................29.2泵Ⅱ的排油管................................298.1.3液压系统油路................................30.1单只压桩油缸进油油路............................30.2压桩系统总油路................................30.3泵Ⅰ对压桩油缸进油油路.........................30.4泵Ⅱ对压桩油缸进油油路......................308.1.4夹桩系统油路....................................31南京工业大学毕业设计论文第4页共38页.1单只夹桩油缸进油油路...........................31.2夹桩系统进油油路....................................318.1.5行走系统（纵移和横移）...............................318.1.6顶升系统油路........................................328.1.7回油系统油路........................................32.1泵Ⅰ的回油油路......................................32.2泵Ⅱ的回油油路......................................32.3系统的总回油油路....................................338.2胶管的选择.................................................348.3接头体的设计...............................................349.总结与展望....................................................36致谢.......................................................37参考书目...................................................38