机械原理课程设计 例题实例

机械原理课程设计 例题实例设计任务书············································
设计方案说明··········································
　　一、设计要求··········································
　　二、方案确定··········································
　　三、功能分解··········································
　　四、选用机构··········································
　　五、机构组合设计······································
　　六、运动协调设计······································
　　七、圆柱直齿轮设计····································
　　八、方案评价··········································
参考文献···············································
设计小结···············································








方案设计说明
一.设计要求
设计健身球自动检验分类机，将不同直径尺寸的健身球按直径分类。检测后送入各自指定位置，整个工作过程（包括进料、送料、检测、接料）自动完成。
　　　健身球直径范围为ф40～ф46mm，要求分类机将健身球按直径的大小分为三类。
　　　1. ф40≤第一类≤ф42
　　　2. ф42<第二类≤ф44
　　　3. ф44<第三类≤ф46
　　　电机转速：720r/min，生产率（检球速度）20个/min。
二.方案确定
　　 初选了三种设计方案，如下：