机械设计课程设计—二级圆柱圆锥减速器说明书

第26.27.28页附带其余CAD图

目 录

一、设计任务书·········································································2

二、电机的选择计算

一、择电机的转速································································2

二、工作机的有效功率···························································2

三、选择电动机的型号···························································3

三、运动和动力参数的计算

一、分配传动比·····································································3

二、各轴的转速·····································································3

三、各轴的功率·····································································4

四、各轴的转矩·····································································4

四、传动零件的设计计算

1. 闭式直齿轮圆锥齿轮传动的设计计算········································4

2. 闭式直齿轮圆柱齿轮传动的设计计算········································6

五、轴的设计计算

1. 减速器高速轴I的设计······················································9

2. 减速器低速轴II的设计·················································11

3. 减速器低速轴III的设计·······················································14

六、 滚动轴承的选择与寿命计算

1.减速器高速I轴滚动轴承的选择与寿命计算·······························16

2.减速器低速II轴滚动轴承的选择与寿命计算······························17

3. 减速器低速III轴滚动轴承的选择与寿命计算···························18

七、 键联接的选择和验算

1. 联轴器与高速轴轴伸的键联接··········································19

2. 大圆锥齿轮与低速轴II的的键联接·········································19

大圆柱齿轮与低速轴III的的键联接·····························2

八、 润滑油的选择与热平衡计算

1. 减速器的热平衡计算·····························································21

2. 润滑油的选择·····································································22

九、 参考文献····························································23

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