卧式单面多轴钻孔组合机床动力滑台的液压系统的课程设计资料VIP免费

1 目录引言............................................................................................................................ 2第一张明确液压系统的设计要求.......................................................................... 2第二章负载与运动分析 ............................................................................................ 2第三章负载图和速度图的绘制 .............................................................................. 4第四章确定液压系统主要参数 ................................................................................ 54.1 确定液压缸工作压力 ..................................................................................... 54.2 计算液压缸主要结构参数............................................................................. 54.3 绘制液压缸工况图 ......................................................................................... 7第五章液压系统方案设计 ...................................................................................... 75.1 选用执行元件 ............................................................................................... 125.2 速度控制回路的选择 ................................................................................... 125.3 选择快速运动和换向回路........................................................................... 135.4 速度换接回路的选择 ................................................................................... 145.5 组成液压系统原理图 ................................................................................... 145.5 系统图的原理 ............................................................................................... 16第六章液压元件的选择 ........................................................................................ 176.1 确定液压泵的规格和电动机功率............................................................... 176.2 确定其它元件及辅件 .......................................................