螺旋千斤顶设计说明书

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螺旋千斤顶设计说明书


目录
1  螺杆的设计与计算····················································································3
  1.1  螺杆螺纹类型的选择·········································································3
　　1.2  选取螺杆材料···················································································3
　　1.3  确定螺杆直径···················································································3
　　1.4  自锁验算··························································································4
　　1.5  千斤顶结构·······················································································4
　　1.6  螺杆强度计算···················································································5
　　1.7  稳定性计算·······················································································6
　　　　1.7.1  计算柔度·················································································7
　　　　1.7.2  稳定性计算·············································································7
2  螺母设计与计算·······················································································8
　　2.1  选取螺母材料···················································································8
　　2.2  确定螺母高度H及螺纹工作圈数u······················································8
　　　　2.2.1  求螺母高度H··········································································8
　　　　2.2.2  螺纹工作圈数u········································································8
　　2.3  校核螺纹牙强度················································································8
       2.3.1螺纹牙的剪切强度和弯曲强度计算··············································8
　　2.4  安装要求···············································································9
　　　　2.4.1 螺母的相关尺寸计算·························································9
3  托杯的设计与计算················································································9
　　3.1  托杯的尺寸计算··············································································10
4  手柄设计与计算······················································································10
　　4.1  手柄材料························································································10
　　4.2  手柄长度Lp·····················································································11
　　4.3  手柄直径dp·····················································································12
　　4.4  挡圈·······························································································12
5  底座设计································································································12
6  参考文献································································································13


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xieyawei001

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会飞的鱼

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