哈工大 液压传动大作业 组合机床动力滑台液压系统设计

哈工大 液压传动大作业 组合机床动力滑台液压系统设计

哈尔滨工业大学

液压传动大作业

设计说明书

设计题目 卧式组合机床液压动力滑台 机电工程学院

设 计 者

年月 哈 尔 滨 工 业 大 学

液压传动大作业任务书

哈工大 液压传动大作业 组合机床动力滑台液压系统设计

学生姓名 班 号

设计题目 钻镗两用卧式组合机床液压动力滑台

1. 液压系统用途（包括工作环境和工作条件）及主要参数：

卧式组合机床液压动力滑台。 切削阻力F=15kN，滑台自重G=22kN，平面导轨，静摩擦系数0.2，动摩擦系数0.1，快进/退速度5m/min，工进速度100mm/min，最大行程350mm，其中工进行程200mm，启动换向时间0.1s，液压缸机械效率0.9。 2. 执行元件类型：液压油缸 3. 液压系统名称：

钻镗两用卧式组合机床液压动力滑台。

1. 拟订液压系统原理图；

2. 选择系统所选用的液压元件及辅件； 3. 验算液压系统性能；

4. 编写上述1、2、3的计算说明书。

设计指导教师 签 字

教研室主任 签 字

年 月 日签发

哈工大 液压传动大作业 组合机床动力滑台液压系统设计

目录

1 序言 ····························································································- 1 - 2 设计的技术要求和设计参数 ····················································- 2 - 3 工况分析 ····················································································- 2 - 3.1 确定执行元件 ·········································································- 2 - 3.2 分析系统工况 ·········································································- 2 - 3.3 负载循环图和速度循环图的绘制 ·········································- 4 - 3.4 确定系统主要参数 ·································································- 5 -

3.4.1 初选液压缸工作压力 ·················································- 5 - 3.4.2 确定液压缸主要尺寸 ·················································- 5 - 3.4.3 计算最大流量需求 ·······················································- 7 - 3.5 拟定液压系统原理图 ···············································&# …… 此处隐藏：5227字，全部文档内容请下载后查看。喜欢就下载吧 ……