本科论文目 录摘 要.........................................................IAbstract........................................................II引 言.........................................................11 台式电风扇的发展及前景期望.....................................21.1 台式电风扇发展状况.........................................21.2 台式电风扇的前景期望.......................................22 台式电风扇的结构设计...........................................32.1 台式电风扇的结构设计概述..................................32.2 台式电风扇的结构组成......................................32.3 台式电风扇的工作原理......................................43 台式电风扇设计方案.............................................63.1 台式电风扇的设计原则......................................63.2 选取部件要求..............................................64 台式电风扇的机构设计...........................................84.1 机构的选择................................................84.2 平面四杆机构的设计........................................94.3 交流电电机的选型.........................................124.4 传动比的设计.............................................144.5 蜗轮机构的设计...........................................144.6 齿轮机构设计.............................................204.7 轴承.....................................................245 机构的运动分析................................................255.1 平面连杆机构的运动分析...................................255.2 运动模型的构建...........................................275.3 运动过程演示.............................................295.4 运动过程结论.............................................326 整机的装配及其爆炸图..........................................336.1 电风扇各部分的模型建立...................................336.2 整机的装配图展示.........................................366.3 整机的装配爆炸图展示.....................................37结 论......................................
