目录第一章组合机床工况分析·················21.1工作负载分析···············································································21.2惯性负载分析···············································································21.3阻力负载分析···············································································21.4工进速度选择················································································31.5运动时间·····················································································31.6运动分析······················································································31.7根据上述数据绘液压缸F-t与|v|-t图...................................................................4第二章拟定液压系统图··················42.1选择液压回路··············································································42.2组成系统·····················································································5第三章计算和选择液压元件················63.1液压缸的设计计算·········································································63.1.1初定液压缸工作压力··············································································73.1.2液压缸尺寸的计算··················································································73.1.3液压缸的流量的计算···············································································73.1.4液压缸工作腔压力的计算·········································································83.1.5液压缸的结构设计··················································································93.1.6液压缸设计需要注意的事项······································································93.1.7液压缸主要零件的材料和技术要求····························································103.2液压泵的确定与所需功率的计算····················································103.2.1液压泵的确定·······································...
