精品文档---下载后可任意编辑计算说明书设计题目:带式输送机班 级:设 计 者:学 号:指导老师:日 期:2011 年 01 月 06 日目录一、题目及总体分析································1二、选择电动机····································2三、传动零件的计算································71)带传动的设计计算·······························72)减速箱的设计计算·······························10.Ⅰ 高速齿轮的设计计算·····························10.Ⅱ 低速齿轮的设计计算·····························14四、轴、键、轴承的设计计算·······················20Ⅰ.输入轴及其轴承装置、键的设计·················20Ⅱ.中间轴及其轴承装置、键的设计·················25Ⅲ.输出轴及其轴承装置、键的设计·················29键连接的校核计算································33轴承的校核计算··································35五、润滑与密封···································37六、箱体结构尺寸·································38七、设计总结·····································39八、参考文献······································39一、题目及总体分析题目:带式输送机传动装置设计参数:传动方案输送带的牵引力F,(KN)输送带的速度V,(m/s)提升机鼓轮直径D,(mm)带传动+两级齿轮减速7350设计要求:1).输送机运转方向不变,工作载荷稳定。2).输送带鼓轮的传动效率取为 0.97。3).工作寿命为 8 年,每年 300 个工作日,每日工作 16 小时。设计内容:1. 装配图 1 张;2. 零件图 3 张;3. 设计说明书 1 份。说明:精品文档---下载后可任意编辑1. 带式输送机提升物料:谷物、型砂、碎矿石、煤炭等;2. 输送机运转方向不变,工作载荷稳定...