螺旋千斤顶说明书
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- 螺旋千斤顶说明书1螺杆的设计与计算··················································································································3
1.1螺杆螺纹类型选择····································································································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······················································································································3
1.5结构································································································································4
1.6螺杆强度计算·············································································································4
1.7稳定性计算··················································································································5
1.7.1计算柔度·········································································································6
1.7.2计算稳定性····································································································6
2螺母设计与计算······················································································································6
2.1选取螺母材料·············································································································6
2.2确定螺母高度H及螺纹工作圈数u······································································6
2.2.1求螺母高度H································································································7
2.2.2螺纹工作圈数u·····························································································7
2.2.3螺母实际高度H····························································································7
2.3校核螺纹牙强度·········································································································7
2.4结构要求······················································································································8
3托杯的设计与计算··················································································································8
4手柄设计与计算······················································································································9
4.1手柄材料····················································································································10
4.2手柄长度Lp···············································································································10
4.3手柄直径dp···············································································································11
4.4结构·····························································································································11
5底座设计··································································································································12
参考资料·····································································································································13
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