螺旋千斤頂說明書
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- 螺旋千斤頂說明書1螺桿的設(shè)計與計算··················································································································3
1.1螺桿螺紋類型選擇····································································································3
1.2選取螺桿材料·············································································································3
1.3確定螺桿直徑·············································································································3
1.4自鎖驗(yàn)算······················································································································3
1.5結(jié)構(gòu)································································································································4
1.6螺桿強(qiáng)度計算·············································································································4
1.7穩(wěn)定性計算··················································································································5
1.7.1計算柔度·········································································································6
1.7.2計算穩(wěn)定性····································································································6
2螺母設(shè)計與計算······················································································································6
2.1選取螺母材料·············································································································6
2.2確定螺母高度H及螺紋工作圈數(shù)u······································································6
2.2.1求螺母高度H································································································7
2.2.2螺紋工作圈數(shù)u·····························································································7
2.2.3螺母實(shí)際高度H····························································································7
2.3校核螺紋牙強(qiáng)度·········································································································7
2.4結(jié)構(gòu)要求······················································································································8
3托杯的設(shè)計與計算··················································································································8
4手柄設(shè)計與計算······················································································································9
4.1手柄材料····················································································································10
4.2手柄長度Lp···············································································································10
4.3手柄直徑dp···············································································································11
4.4結(jié)構(gòu)·····························································································································11
5底座設(shè)計··································································································································12
參考資料·····································································································································13
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