目录
摘要----------------------------------------------------------------------------------------------------------(I)
设计题目---------------------------------------------------------------------------------------------------(1)
桥式起重概述---------------------------------------------------------------------------------(2)
第一章小车主起升机构计算-------------------------------------------------------------(4)
1.1确定传动方案,选择滑轮组和吊钩组---------------------------------(4)
1.2钢丝绳的选择-------------------------------------------(4)
1.3确定滑轮主要尺寸---------------------------------------(5)
1.4确定卷筒尺寸并验算强度---------------------------------(5)
1.5初选电动机---------------------------------------------(7)
1.6选用标准减速器-----------------------------------------(8)
1.7验算实际起升速度和实际所需功率-------------------------(8)
1.8校核减速器输出轴强度-----------------------------------(8)
1.9选择制动器--------------------------------------------(10)
1.10选择联轴器-------------------------------------------(10)
1.11验算起动时间-----------------------------------------(10)
1.12验算制动时间-----------------------------------------(11)
1.13高速轴计算-------------------------------------------(11)
第二章小车副起升机构计算------------------------------------------------------------(14)
2.1确定传动方案,选择滑轮组和吊钩组----------------------------------(14)
2.2钢丝绳的选择------------------------------------------(14)
2.3确定滑轮主要尺寸--------------------------------------(15)
2.4确定卷筒尺寸并验算强度--------------------------------(15)
2.5初选电动机--------------------------------------------(17)
2.6选用标准减速器----------------------------------------(17)
2.7验算实际起升速度和实际所需功率------------------------(18)
2.8校核减速器输出轴强度----------------------------------(18)
2.9选择制动器--------------------------------------------(19)
2.10选择联轴器-------------------------------------------(19)
2.11验算起动时间-----------------------------------------(20)
2.12验算制动时间-----------------------------------------(20)
2.13高速轴计算-------------------------------------------(21)
第三章小车运行机构计算------------------------------------------------------------------------(23)
3.1确定机构传动方案----------------------------------------------------------(23)
3.2选择车轮与轨道并验算其强度-------------------------------------------(23)
3.3运行阻力计算--------------------------------------------------------------(24)
3.4选电动机----------------------------------------------------------------------(25)
3.5验算电动机发热条件-------------------------------------------------------(25)
3.6选择减速器-------------------------------------------------------------------(26)
3.7验算运行速度和实际所需功率-------------------------------------------(26)
3.8验算起动条件----------------------------------------------------------------(26)
3.9按起动工况校核减速器功率----------------------------------------------(27)
3.10验算起动不打滑条件-----------------------------------------------------(28)
3.11选择制动器-----------------------------------------------------------------(28)
3.12选择连轴器-----------------------------------------------------------------(29)
3.13验算低速浮动轴的强度--------------------------------------------------(30)
第四章大车运行机构计算------------------------------------------------------------------------(32)
4.1确定传动机构方案----------------------------------------------------------(32)
4.2选择车轮与轨道,并验算其强度-----------------------------------------(32)
4.3运行阻力计算----------------------------------------------------------------(34)
4.4选择电动机-------------------------------------------------------------------(34)
4.5验算电动机发热条件-------------------------------------------------------(35)
4.6选择减速器-------------------------------------------------------------------(35)
4.7验算运行速度和实际所需功率-------------------------------------------(35)
4.8验算起动时间----------------------------------------------------------------(36)
4.9起动工矿下校核减速器功率----------------------------------------------(37)
4.10验算起动不打滑条件-----------------------------------------------------(37)
4.11选择制动器-----------------------------------------------------------------(39)
4.12选择联轴器-----------------------------------------------------------------(39)
4.13浮动轴的验算--------------------------------------------------------------(40)
参考文献--------------------------------------------------------------------------------------------------(43)
专业翻译--------------------------------------------------------------------------------------------------(44)
设计心得--------------------------------------------------------------------------------------------------(51)
后记-------------------------------------------------------------------------------------------(53)
致谢-------------------------------------------------------------------------------------------(54)
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作品编号:
111419
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