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1、毕业设计书班级:2012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日期:2015年6月至2015年6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················································13.桁架梁和箱的比较········
2、···················································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······································································47.工作条件及设计要求······················
3、···································48.型式及设计的构造特点······················································5二选择电动葫芦的型号-35-规格·······················································6三主梁设计计算····································································61.主梁断面几何特性··································
4、··························62.主梁强度的计算·······························································73.主梁刚度的计算······························································104.主梁稳定性的计算·····························································12四端梁设计计算··········································
5、··························121.轮距的确定·····································································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···································
6、···························195.断面中央断面合成压力······················································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····················································
7、··········20六大车运行机构设计计算··························································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········································233.传动装置设计计算········
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