毕业设计单冲干压片机说明书Word文档下载推荐.docx

1、Single pressing machine is through the eccentric CAM （or similar） linkage （principle of work）, punch, and ran down to the relative motion and suppress tablets. Single blunt type must not only a pair of stamping work, also can have two or more, but the more pressing, stamping and vice arising from th

2、e organization of the stability and reliability of complex structure, strict, So it does not often used. With the development of modem science and technology，tablet pressing machine is used in more and more industries. High technology, high efficiency and low cost have become the most important tren

3、d of current tablet pressing machine.Taking the small single punch tablet press as an example, this paper introduced the basic structure, working principle and working process o f the single punch tablet press. It also introduced the development stat us of the single punch tablet press. In the meant

4、ime, this paper introduced the analysis of the major shortcomings of the current single punch tablet press and the proposition of the development direction according to the development status.Mean while ,In the organization of the structure and movement is analyzed. It can make sure the operation an

5、d complete continuous automated production.Keywords：tablet machine; single punch; linkage; tablet目 录摘 要 IAbstract II第1章 绪 论 11.1 压片机的概况 11.2 国内外的发展情况 21.2.1 国内压片机现状 21.2.2 国外压片机现状 41.3 本次设计的任务 6第2章 压片机总体设计 72.1 设计题目分析 72.1.1 给定数据 72.1.2 总功能分析 72.1.3 工作原理 82.2 机械运动方案及机构设计 92.2.1 拟订执行构件的运动形式 92.2.2 拟订

6、运动循环图 102.2.3 确定主加压机构方案 112.2.4 评选机构方案 12第3章 冲压机构与凸轮机构的设计 153.1 铰链四杆机构 153.2 连杆机构的设计 163.3 凸轮机构的应用 183.4 凸轮分类 193.4.1 按凸轮的形状分类 193.4.2 按从动件的形状分类 193.5 凸轮轮廓曲线设计 203.5.1 利用作图法设计凸轮廓线 20第4章 减速器的设计 254.1 减速器结构分析 254.1.1 分析传动系统的工作情况 254.2 传动系统运动分析计算 254.2.1 确定电机型号 254.2.2 计算传动装置各级传动比和效率 264.2.3 计算各轴的转速功率和

7、转矩 274.3 高速级齿轮的设计 284.3.1 按齿轮面接触强度设计 284.3.2 按齿根弯曲强度设计 314.4 低速级齿轮的设计 334.4.1 选定齿轮类型、精度等级、材料及齿数 334.4.2 按齿轮面接触强度设计 334.4.3 按齿根弯曲强度设计 364.5 齿轮传动参数 384.6 轴的结构设计 394.6.1 轴的结构设计 394.6.2 轴的校核计算 414.6.3 滚动轴承的选择及寿命校核 454.7 键联接选择及校核 454.8 减速器润滑方式、密封形式 47第5章 传动带的设计 495.1 确定计算功率，选择V带型号 495.1.1 V带型号的初选 495.1.2

8、 选择带轮的基准直径和验算带数 495.1.3 确定中心距a和v带的基准长度 505.2 带轮的设计 52第6章 链传动的设计 546.1 滚子链的结构特点 546.2 滚子链传动的设计计算 556.2.1 链传动的失效形式 556.3 链传动的布置、张紧和润滑 586.3.1 链传动的布置 586.3.2 链传动的张紧 586.3.3 链传动的润滑 586.4 链轮的结构和材料 596.4.1 链轮的主要尺寸 60结 论 62致 谢 63参考文献 64CONTENTSABSTRACTChapter 1 Introduction1.1 Overview of tablet press1.2 D

9、evelopment at home and abroad1.2.1 The pressess status of China 1.2.2 Status of foreign presses41.3 The design task6Chapter 2 The overall design of a tablet machine72.1 The subject of design 72.1.1 Rated data72.1.2 General Functional Analysis72.1.3 Theory of work82.2 The design of mechanical motion

10、programs and institutions2.2.1 The implementation component of the movement2.2.2 Development of motion cycle chart2.2.3 Determine main ressure-agency programs2.2.4 Selection institutional programsChapter 3 Press agencies and the design of cam mechanism3.1 The four-bar linkage hinge3.2 The design of

11、linkage3.3 Application of cam3.4 Cam Categories3.4.1 Classification according to the shape of the cam3.4.2 Classification according to the shape of follower3.5 Cam Profile Design3.5.1 Design of cam profile by mappingChapter 4 Design of gear54.1 Mapping and structural analysis of gear4.1.1 Analysis o

12、f the work of the transmission system4.2 Analysis and Calculation of Transmission Sports4.2.1 Determine the motor type4.2.2 Calculation of transmission gear ratio and efficiency4.2.3 Calculation of the shafts speed power and torque4.3 The design of high-speed stage gear 4.3.1 By gear surface contact

13、 strength design4.3.2 Design by tooth root strength4.4 Design of low-level gear4.4.1 Selecte gears type, material and number of teeth4.4.2 Strength Design by Gear Surface Contact4.4.3 Design by tooth root strength4.5 Parameter Table Gear384.6 Shaft Design394.6.1 The structural design of the shaft394.6.2 Shaft Check Calc