10t桥式起重机运行机构设计(附件)
目 录
桥式起重机发展概述.............................................1
1.1桥式起重机在国内的发展趋势...........................................1
1.2桥式起重机在国内的发展方向...........................................1
1.3设计内容.............................................................2
起升机构的设计.................................................3
2.1机构设计的主要参数和机构的布置简图...................................3
2.2卷绕系统和驱动装置的计算.............................................4
2.3滑轮、卷筒的计算.....................................................5
2.4依据静功率选择电动机.................................................5
2.5选择减速器...................................
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........................7
2.6实际起升速度和实际所需功率的验算.....................................8
2.7校验减速器输出轴强度.................................................8
2.8选择制动器...........................................................9
2.9选择联轴器..........................................................10
2.10起制动时间的验算...................................................11
2.11电动机过载能力验算.................................................12
2.12电动机发热验算.....................................................12
大车运行机构的验算............................................13
3.1大车运行机构设计的基本原则和要求....................................13
3.1.1机构传动方案......................................................13
3.1.2在布置方面,大车运行机构遇到的主要问题............................13
3.2主要参数与机构的布置简图............................................13
3.3轮压计算............................................................14
3.4选择电动机..........................................................14
3.4.1运行阻力的计算....................................................14
3.4.2选择电动机........................................................15
3.4.3电动机的发热验算..................................................16
3.4.4电动机过载校验....................................................16
3.5选择减速器..........................................................16
3.6实际起升速度和实际所需功率的验算....................................17
3.7减速器输出轴的强度校核..............................................17
3.8验算起动的时间和起动平均加速度......................................17
3.9选择联轴器..........................................................18
3.10选择制动器.........................................................19
3.11运行打滑的验算.....................................................20
3.12车轮的计算.........................................................20
3.12.1车轮的轮压计算...................................................20
3.12.2计算车轮踏面的接触应力...........................................21
箱形双梁桥架的计算............................................22
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