单级齿轮减速器设计说明书.doc

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课 程 设 计
题 目
带式运输机传动装置设计
教 学 院
机电工程学院
专 业
班 级
姓 名
指导教师
2012
年
6
月
14
日
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目录
一、课程设计要求···············································2
二、确定传动方案···············································5
三、选择电动机················································6
（1）选择电动机····················································
（2） 计算传动装置的总传动比并分配各级传动比·······················
（3） 计算传动装置的运动参数和动力参数·····························
四、传动零件的设计计算········································8
（1）普通V带传动··················································
（2）圆柱齿轮设计··················································
五 、低速轴的结构设计
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········································14
（1）轴的结构设计·················································
（2）确定各轴段的尺寸·············································
（3）确定联轴器的型号·············································
（4）按扭转强度和弯曲组合进行强度校核·····························
六、高速轴(主动轴）的结构设计······························21
七、键的选择与强度校核·······································22
八、选择轴承与计算轴承寿命··································23
九、选择轴承润滑与密封方式··································26
十、箱体与附件的设计·········································26
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十一、设计小结·················································27
十二、参考文献·················································29
2011～2012学年第2学期
《机械部件设计》课程设计任务书
设计名称
带式运输机
传动装置设计
班级
地点
待定
一、课程设计目的
课程设计是机械设计基础课程重要的实践性教学环节。课程设计的基本目的是：
1．综合运用机械设计基础和其它先修课程的知识，分析和解决机械设计问题，进一步巩固、加深和拓宽所学的知识。
2．通过设计实践，逐步树立正确的设计思想，增强创新意识和竞争意见，熟悉掌握机械设计的一般规律，培养分析问题和解决问题的能力。
3．通过设计计算、绘图以与运用技术标准、规、设计手册等有关设计资料，进行全面的机械设计基本技能的训练。
二、课程设计容
课程设计的容主要包括：分析传动装置的总体方案；选择电动机；传动系统计算；传动零件、轴、轴承、联轴器等的设计计算和选择；装配图和零件图设计；编写设计计算说明书。
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课程设计中要求完成以下工作：
1．减速器装配图1(A1图纸)；
2．减速器零件