二级圆锥圆柱齿轮减速器课程设计报告

-大学普通高等教育 机械设计课程设计题目题号：链式输送机的二级圆锥-圆柱齿轮减速器 学 院： 机电工程学院 专业班级： 机械143 学生： 王靖宇 指导教师： 明 成 绩： 2021年 12 月 25 日机械设计课程设计成绩评阅表题目二级圆锥-圆柱齿轮减速器评分工程分值评价标准评价等级得分A级系数1.0C级系数为0.6选题合理性题目新颖性10课题符合本专业的培养要求，新颖、有创新根本符合，新颖性一般容和方案技术先进性10设计容符合本学科理论与实践开展趋势，科学性强。方案确定合理，技术方确有一定的科学性。方案及技术一般文字与图纸质量20设计说明书构造完整，层次清楚，语言流畅。设计图纸质量高，错误较少。设计说明书构造一般，层次较清楚，无重大语法错误。图纸质量一般，有较多错误独立工作及创造性20完全独立工作，有一定创造性独立工作及创造性一般工作态度20遵守纪律，工作认真，勤奋好学。工作态度一般。辩论情况20介绍、发言准确、清晰，答复下列问题正确，介绍、发言情况一般，答复下列问题有较多错误。评价总分总体评价注：1、评价等级分为A、B、C、D四级，低于A高于C为B，低于C为D。2、每项得分分值×等级系数等级系数：A为1.0，B为0.8，C为0.6，D为0.43、总体评价栏填写“优、“良、“中、“及格、“不及格之一。机械设计课程设计任务书学生： 王靖宇 班级： 机械143 *：2021111213 一、 设计题目：链式输送机的二级圆锥-圆柱齿轮减速器给定数据及要求1、滚筒2、链传动3、减速器4、联轴器5、电动机6、一级齿轮7、二级齿轮图1 二级圆锥圆柱齿轮减速器传动图工作条件：传动不逆转，载荷平稳，起动载荷为名义载荷的1.25倍。输送带速度允许误差为±5%条件题 号12345输送链工作拉力N3000输送带速度Vm/s0.8链节距Pm m80链轮齿数Z10每日工作时数T(h)16传开工作年限年10二、 应完成的工作1. 减速器装配图1A0图纸；2. 零件工作图12输出轴、齿轮等；3. 设计说明书1份。指导教师：明发题日期 2021年11月 28日 完成日期 2021年12 月12日目 录摘 要·············································································································6第1章 绪论····································································································71.1 选题的目的和意义·················································································71.2 本课题在国外的研究状况····································································71.3 课题研究的容及拟采取的技术、方法····················································7第2章 课程设计任务书····················································································82.1 题目及用途··························································································82.2 设计要求·····························································································8第3章 传动方案的拟定与分析··········································································93.1 课程设计传动方案·················································································93.2 方案分析······························································································9第4章 电动机的选择······················································································104.1 电动机类型的选择···············································································104.2 电动机功率的选择···············································································104.3 确定电动机转速··················································································104.4 确定电动机型号··················································································11第5章 计算总传动比及分配各级传动比·····························································125.1 总传动比····························································································125.2 分配各级传动比··················································································12第6章 动力学参数计算··················································································136.1 计算各轴转速·····················································································136.2 计算各轴的功率··················································································136.3 计算各轴扭矩·····················································································13第7章 传动零件的设计计算············································································147.1 锥齿轮传动的设计计算········································································14 7.1.1 类型选择·······················································································14 7.1.2 载荷计算·······················································································14 7.1.3 型号选择·······················································································147.2 圆柱齿轮的设计计算········································································18 7.2.1 选择齿轮传动类型··········································································18 7.2.2 选择材料·······················································································18 7.2.3 按齿面接触疲劳强度进展设计··························································18 7.2.4 按齿根弯曲强度设计几何尺寸····················································20 7.2.5 校核齿根弯曲疲劳强度····································································22第8章 轴的设计计算·····················································································238.1 输入轴的设计计算······································································23 8.1.1 轴的构造设计·················································································23 8.2 中间轴的设计计算···································································