带式输送机一级减速器课程设计计算说明书
目录
一． 课程设计任务书··························1
二． 设计要求································2
三． 设计步骤································2
四． 计算项目及内容··························2 （一）. 选择电动机····························3 （二）. V型带及带轮的计算····················3 （三）. 齿轮传动的设计计算····················5 （四）. 轴的设计计算························9 （五）. 滚动轴承和传动轴承的设计············10 （六）. 键的设计····························18 （七）. 箱体结构设计························20 （八）. 润滑密封设计························22 （九）. 参考资料····························22
