机械厂装配使用车间输送带传动装置设计初版.doc

q 课程名称: 机械设计 题目名称: 机械厂装配车间输送带传动装置设计 学 院: 徐海学院 专业班级: 机自10-5班 学 号: 姓 名: 陆明皓 目 录 机械设计任务书 机械课程设计任务书 ························································································1 机械课程设计第一阶段 1.1、确定传动方案·····························································································2 1.2、电动机选择 ·······························································································3 1.3、传动件的设计 ····························································································5 机械课程设计第二阶段 2.1装配草图设计第一阶段说明·········································································17 2.2轴的设计及校核·························································································17 2.3滚动轴承的选择·························································································21 2.4键和联轴器的选择······················································································22 机械课程设计第三阶段 3.1、减速器箱体及附件的设计·········································································23 3.2、润滑方式、润滑剂及密封装置的选择·························································24 机械课程设计小结 4.1、机械课程设计小结 ·················································································25 附1：参考文献 机械课程设计任务书 一、课程设计的内容 题目D10.机械厂装配车间输送带传动装置设计 设计一带式运输机传动装置（见 图1）。图2为参考传动方案。 ，则工作机输入功率： 上式中：工作机的扭矩T=1400 N·m，卷筒转速： =40.22r/min V带传动效率： η1 = 0.96 4对： η24 =0.994 2对8级圆柱齿轮传动效率： η32 = 0.972 联轴器的传动效率： η4 = 0.99 滚筒传动效率：η5 = 0.96 =0.82 把上述值代入后得： =7.20KW 2、电动机的输入功率P的计算： 本题中起动系数 kd=1.1，故 KW 查表16-2得，Y系列1500r/min 电动机的具体牌号为：Y160M-4 额定功率为：11kW; 额定转矩：2.2; 最大转矩/额定转矩：2.2 3、计算总传动比并确定传动比 1）、计算总传动比 在上面已经确定了电机满载转速为=1460r/min 传动装置的总传动比 为 1460/40.22=36.30 2）、传动比的分配 取带传动比为 =2 而 而设高速级与低速级传动满足=（1.3-1.4）即： ，得 4.86 3.74 4、传动装置运动参数的计算 1）、各个参数说明： 、 、——I、II、III轴的转速（） 、 、——I、II、III轴的输入功率（） 、 、——I、II、III轴的输入转矩() ——电动机实际输出功率（） ——电动机满载转（） 2）、各个轴转速的计算： n1=n/i0=1460/2