ld型电动单梁桥式起重机设计

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1、毕业设计书班级：2008级机械制造与自动化管理班设计（论文）题目：LD型电动单梁桥式起重机学生姓名：黄光朴指导老师：彭容职称：讲师教学班负责人：肖俊日期：2011年6月至2011年月-35-目录一概述··············································································11.单梁桥式起重机的工作方式················································12.单梁桥式起重机的机构特点······

2、··········································13.桁架梁和箱的比较···························································14.LD型电动单梁桥式起重机各部件作用····································15.运行机构······································································36.发展趋势··········

3、····························································47.工作条件及设计要求·························································48.型式及设计的构造特点······················································5二-35-选择电动葫芦的型号规格·················································

4、······6三主梁设计计算····································································61.主梁断面几何特性····························································62.主梁强度的计算·······························································73.主梁刚度的计算··························

5、····································104.主梁稳定性的计算·····························································12四端梁设计计算····································································121.轮距的确定···································································

6、··122.端梁中央断面集合特点······················································133.起重机最大轮压······························································14-35-4.最大歪斜侧向力······························································195.断面中央断面合成压力····························

7、··························20五主、端梁连接计算·······························································201.主、端梁连接形成及受理分析··············································202.螺栓拉力的计算······························································20六大车运行机构设计计算·············

8、·············································231.确定机构的传动方案·························································232.选择车轮和轨道，并验算车轮强度································