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螺旋千斤顶CAD课程设计装配图源文件(附说明书)


 宝贝名称:螺旋千斤顶CAD装配图源文件(附说明书) 
 
宝贝格屎dwg/doc(压缩包)文件大小:460KB
 
 宝贝内容:千斤顶CAD装配图A3,高476—716mm,下底248mm。 
 课程设计说明书15页!
 宝贝说明:CAD图纸用Autocad2004及以上版本都可打开!

设计题目:            设计螺旋千斤顶

设计条件:

1、最大起重量F = 65 kN

2、最大升距H =240 mm

目录

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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