本科毕业设计--qtz40塔式起重机总体及臂架设计说明书含图纸.doc

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1、毕业设计计算书指导教师：设计题目：QTZ40塔式起重机总体设计及臂架设计设计人：毕业设计说明书题目：QTZ40塔式起重机总体及臂架设计94毕业设计计算书指导教师：设计题目：QTZ40塔式起重机总体设计及臂架设计设计人：目录第1章前言··········································································11.1概述·············································································11.2发展趋

2、势·······································································1第2章总体设计····································································22.1概述············································································22.2确定总体设计方案······································

3、······················22.3总体设计原则································································292.4平衡臂与平衡重的计算······················································302.5起重特性曲线·································································3294毕业设计计算书指导教师：设计题目：QTZ40塔式起重机总体设计及臂架设

4、计设计人：2.6塔机风力计算································································332.7整机的抗倾覆稳定性计算···················································432.8固定基础稳定性计算························································49第3章吊臂的设计计算·····················································

5、···503.1分析单吊点与双吊点的优缺点··············································503.2吊臂吊点位置选择···························································513.3吊臂结构参数参数···························································523.4有限元模型建立过程的几点简化···········································533.5吊臂

6、结构的有限元分析计算·················································543.6计算结果分析·································································693.7吊臂强度校核·································································7694毕业设计计算书指导教师：设计题目：QTZ40塔式起重机总体设计及臂架设计设计人：3.8吊臂稳定性校核···············

7、···············································76毕业设计小结······································································87致谢··················································································88参考文献·······························································

8、·············8994毕业设计计算书指导教师：设计题目：QTZ40塔