一、设计题目....................................................3

二、负载分析....................................................4

2.1 负载与运动分析..............................................4

2.2 负载图和速度图的绘制........................................4

三、设计方案拟定................................................6

3.1 选择液压基本回路............................................7

3.2 组成液压系统原理图..........................................7

3.3 系统图的原理................................................8

四、参数计算....................................................8

4.1液压缸参数计算...............................................8

4.2液压泵的参数计算............................................12

4.3电动机的选择.... ............ ....... .......................12

五、元件选择....................................................14

5.1 确定阀类元件及辅件 ........................................14

5.2油管的选择..................................................14

5.3油箱容积的确定..............................................15

六、液压系统性能验算...........................................15

6.1 验算系统压力损失...........................................15

6.2 验算系统发热与温升.........................................17

七、小结.......................................................18

八、参考文献...................................................18