目 录
1.前言 .............................................................................1
2.方案的确定 ........................................................................2
2.1 整体性分析 ....................................................................2
2.2 任务书 ........................................................................2
2.3 确定方案 ......................................................................3
3.工况分析 ..........................................................................3
3.1 运动参数分析 ..................................................................3
3.2 动力参数分析 ..................................................................3
3.3 负载图和速度图的绘制 ..........................................................4
4.液压缸尺寸和所需流量 ..............................................................5
4.1 液压缸尺寸计算 ................................................................5
4.1.1 工作压力的确定 ............................................................5
4.1.2 计算液压缸尺寸 ............................................................5
4.1.3 缸径、杆径取标准值后的有效工作面积 ........................................5
4.2 确定液压缸所需流量 ............................................................6
4.3 夹紧缸的有效面积、工作压力和流量确定 ..........................................6
4.3.1 确定夹紧缸的工作压力 .......................................................6
4.3.2 计算夹紧缸的流量 ...........................................................6
5.拟定液压系统图 ....................................................................7
5.1 确定执行元件类型 ..............................................................8
5.1.1 工作缸 .....................................................................8
5.1.2 夹紧缸 .....................................................................8
5.2 快速运动的实现和供油部分的设计 ................................................8
5.3 液压系统回路的确定 ............................................................8
6.选择液压元件和确定辅助装置 ........................................................9
6.1 选择液压泵 ....................................................................9
6.2 电动机的选择 ..................................................................9
6.3 选择阀类元件 ..................................................................9
6.4 确定油管尺寸 .................................................................10
6.4.1 油管内径的确定 ............................................................10
7.油箱的设计 .......................................................................11
7.1 油箱容量的确定 ...............................................................11
7.2 估算油箱的长、宽、高 .........................................................11
7.3 确定油箱壁厚 .................................................................11
7.4 确定液位计的安装尺寸 .........................................................11
7.5 隔板的尺寸计算 ...............................................................11
8.液压系统性能的验算 ...............................................................12
