机械设计课程设计说明书课题名称：带式运输机传动装置的设计专业班级：机械电子工程3班学生学号：1221070333学生姓名：学生成绩：指导教师：秦襄培课题工作时间：2014年12月22日至2015年1月12日武汉工程大学教务处第PAGE\*MERGEFORMAT3页目录TOC\o"1-4"\h\uHYPERLINK\l_Toc15484第一章设计任务与要求···············································11.1设计带式运输机中二级圆柱齿轮减速器······························1HYPERLINK\l_Toc32390第二章方案选择传动装置总体设计·································22.HYPERLINK\l_Toc157651传动装置方案的选择·············································2HYPERLINK\l_Toc171082.2选择电动机（Y系列三相交流异步电动机）··························4HYPERLINK\l_Toc138252.3传动装置的总传动比及其分配···································52.4传动装置的运动和动力参数········································5HYPERLINK\l_Toc13615第三章V带的设计···················································7HYPERLINK\l_Toc187471传动装置的动力参数··············································7第四章双级斜齿圆柱齿轮的设计····································104.HYPERLINK\l_Toc177311高速级和低速级斜齿圆柱齿轮传动···································104.2按齿面接触强度计算···············································104.3按齿根弯曲强度计算···············································12HYPERLINK\l_Toc8661第五章轴的设计计算··················································165.HYPERLINK\l_Toc283031高速轴的设计···················································165.2根据轴向定位求轴各段直径与长度···································17HYPERLINK\l_Toc107635.3低速轴的设计·····················································18HYPERLINK\l_Toc322015.4高速轴的设计·····················································18HYPERLINK\l_Toc31876第六章箱体及其附件的结构设计····································206.1减速器零件的位置尺寸·············································206.2减速器润滑与密封·················································206.3箱体的尺寸设计···················································206.4减速器附件的结构设计·············································21设计总结····························································23参考文献····························································24第PAGE\*MERGEFORMAT2