文档介绍：精品资料
镇江高专
ZHENJIANG COLLEGE
毕业设计(论文)
板料折弯机液压传动系统设计
英文论文题目(16pt Time New Roman,Bold)
系名: 机械工程系
专业班级: 机电D082班
学生姓名:
学号:
指导教师姓名:
指导教师职称: 任课老师
2010 年 10 月
目录
1任务分析················································1
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2方案的确定···············································2
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3负载与运动分析…………………………………………………3
4负载图和速度图的绘制…………………………………………4
5液压缸主要参数的确定…………………………………………4
6系统液压图的拟定……………………………………………….6
7液压元件的选择…………………………………………………8
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8液压系统性能的运算………………………………………13
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9参考文献…………………………………………………………17
致谢…………………………………………………………18
任务分析
设计制造一台立式板料折弯机,该机压头的上下运动用液压传动系统,其工作循环为:快速下降、慢速加压(折弯)、快速退回。给定条件为:
折弯力 500000N
滑块重量 10000N
快速空载下降行程 150㎜
速度 30㎜/s
慢速下压(折弯) 行程 30 ㎜
速度 10㎜/s
快速回程行程 180㎜
速度 65㎜/s
根据