职称:助教
单位:蚌埠学院
部门:机械与车辆工程学院
职位:教师
主讲教师:陈应航
教师团队:共5位
| 学校: | 蚌埠学院 |
| 开课院系: | 机械与车辆工程学院 |
| 专业大类: | 机械 |
| 开课专业: | 机械设计制造及其自动化 |
| 课程英文名称: | Design of Machinery |
| 课程编号: | D012103 |
| 学分: | 4.0 |
| 课时: | 64 |
The study of the structure and motion of mechanisms in machinery, as well as the structure, force, mass and motion of machines. The main components of this subject are mechanism and mechanical dynamics. Mechanism and machine are generally referred to as machinery. The mechanism is a combination of two or more components connected by activities to realize specified movement. A machine is made up of one or more mechanisms, which are used to do useful work or complete the conversion between mechanical energy and other forms of energy. The research object of mechanism is all kinds of common mechanisms in the machine, such as linkage mechanism, cam mechanism, gear mechanism, screw mechanism, intermittent motion mechanism (such as ratchet mechanism, grooved wheel mechanism, etc.) and combination mechanism. Its research content is the composition principle and motion certainty of mechanism structure, as well as the motion analysis and synthesis of mechanism. Mechanism studies the motion of mechanism only from the point of view of geometry, without considering the influence of force on the motion. The research object of mechanical dynamics is machine or combination of machines. The research content is to determine the real motion law and its regulation, friction and mechanical efficiency, inertia force balance and other issues of the machine under the action of known force.
机械原理研究机械中机构的结构和运动,以及机器的结构、受力、质量和运动的学科。这一学科的主要组成部分为机构学和机械动力学。人们一般把机构和机器合称为机械。机构是由两个以上的构件通过活动联接以实现规定运动的组合体。机器是由一个或一个以上的机构组成,用来作有用的功或完成机械能与其他形式的能量之间的转换。机构学的研究对象是机器中的各种常用机构,如连杆机构、凸轮机构、齿轮机构、螺旋机构和间歇运动机构(如棘轮机构、槽轮机构等)以及组合机构等。它的研究内容是机构结构的组成原理和运动确定性,以及机构的运动分析和综合。机构学在研究机构的运动时仅从几何的观点出发,而不考虑力对运动的影响。机械动力学的研究对象是机器或机器的组合。研究内容是确定机器在已知力作用下的真实运动规律及其调节、摩擦力和机械效率、惯性力的平衡等问题。
| 课程章节 | | 文件类型 | | 修改时间 | | 大小 | | 备注 | |
| 1.1 Research object and content of this book本书研究的对象和内容 |
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2022-02-06 | 3.24MB | ||
| 2.1 Content and purpose of mechanism structure analysis机构结构分析的内容及目的 |
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2022-02-06 | 581.50KB | ||
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| 2.2 Organization composition and classification机构的组成及分类 |
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2022-02-06 | 1.55MB | ||
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| 2.3 Kinematic diagram of mechanism机构的运动简图 |
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2020-03-13 | 315.50KB | ||
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| 2.4 The mechanism has the condition of definite motion and the law of minimum resistance机构具有确定运动的条件及最小阻力定律 |
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2020-03-13 | 79.00KB | ||
| 2.5 Calculation of freedom degree of mechanism机构自由度的计算 |
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2020-03-13 | 87.51KB | ||
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| 2.6 Points for attention when calculating the freedom of planar mechanism计算平面机构自由度时应注意的事项 |
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2020-03-13 | 326.15KB | ||
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| 2.7 Composition principle, structure classification and structure analysis of plane mechanism平面机构的组成原理、结构分类及结构分析 |
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2020-03-13 | 181.76KB | ||
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| 3.1 Task, purpose and method of mechanism motion analysis机构运动分析的任务、目的和方法 |
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2022-02-06 | 14.61MB | ||
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| 3.2 Kinematic analysis of mechanism by graphic method用图解法作机构的运动分析 |
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| 4.1 Task, purpose and method of institutional force analysis机构力分析的任务、目的和方法 |
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2022-02-06 | 133.13KB | ||
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| 4.2 Determination of inertia force of components构件惯性力的确定 |
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2022-02-06 | 244.71KB | ||
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| 4.3 Determination of friction force in moving pair运动副中摩擦力的确定 |
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2020-03-13 | 309.66KB | ||
| 4.4 Force analysis of mechanism considering friction考虑摩擦时机构的受力分析 |
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2020-03-13 | 113.29KB | ||
| 5.1 Mechanical efficiency机械的效率 |
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2022-02-06 | 225.27KB | ||
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2022-02-06 | 32.13MB | |||
| 5.2 Mechanical self-locking机械的自锁 |
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2022-02-06 | 394.85KB | ||
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| 6.1 Purpose and content of mechanical balance机械平衡的目的及内容 |
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2022-02-06 | 143.24KB | ||
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| 6.2 Balance calculation of rigid rotor刚性转子的平衡计算 |
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| 7.1 Summary概述 |
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| 7.2 Equation of motion of machinery机械的运动方程式 |
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2022-02-06 | 320.86KB | ||
| 8.1 Connecting rod mechanism and its transmission characteristics连杆机构及其传动特点 |
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2022-02-06 | 171.16KB | ||
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| 8.2 Type and application of plane four-bar mechanism平面四杆机构的类型及应用 |
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2022-02-06 | 358.88KB | ||
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2022-02-06 | 35.94MB | |||
| 8.3 Basic knowledge of planar four-bar mechanism平面四杆机构的基本知识 |
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| 8.4 Design of plane four-bar mechanism平面四杆机构的设计 |
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| 9.1 Application and classification of cam mechanism凸轮机构的应用及其分类 |
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2022-02-06 | 390.07KB | ||
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| 9.2 The motion law of push rod推杆的运动规律 |
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| 9.3 Design of cam profile凸轮轮廓曲线的设计 |
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| 9.4 Determination of basic dimensions of cam mechanism凸轮机构基本尺寸的确定 |
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| 10.1 Characteristics and types of gear mechanism齿轮机构的特点及类型 |
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| 10.2 Profile curve of gear齿轮的轮廓曲线 |
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| 10.3 Involute standard gear and its meshing characteristics渐开线标准齿轮及其啮合特点 |
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2020-03-13 | 275.26KB | ||
| 10.4 Basic parameters and geometric dimensions of involute standard gears渐开线标准齿轮的基本参数和几何尺寸 |
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2020-03-13 | 190.36KB | ||
| 10.5 Meshing transmission of involute spur gear渐开线直齿圆柱齿轮的啮合传动 |
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2020-03-13 | 333.00KB | ||
| 10.6 Cutting principle and undercut phenomenon of involute profile渐开线齿廓的切齿原理与根切现象 |
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2022-03-02 | 65.48MB | ||
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| 10.7 Introduction of involute modified gear渐开线变位齿轮简介 |
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| 10.8 Helical cylindrical gear drive斜齿圆柱齿轮传动 |
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2020-03-13 | 1.18MB | ||
| 11.1 Gear train and its classification齿轮系及其分类 |
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2022-02-06 | 274.74KB | ||
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| 11.2 Transmission ratio of fixed axle gear train定轴轮系的传动比 |
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2022-02-06 | 178.91KB | ||
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| 11.3 Transmission ratio of epicyclic gear train周转轮系的传动比 |
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2020-03-13 | 229.64KB | ||
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| 11.4 Transmission ratio of compound gear train复合轮系的传动比 |
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2020-03-13 | 187.87KB | ||
| 11.5 Determination of the number of teeth in planetary gear system行星轮系中各轮齿数的确定 |
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2020-03-13 | 645.01KB | ||
| 12.1 crank shaft ratchet棘轮机构 |
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2022-02-06 | 919.41KB | ||
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| 12.2 Grooved wheel mechanism槽轮机构 |
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| 12.3 Cam-type index mechanism凸轮式间歇运动机构 |
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2020-03-13 | 1.51MB | ||
| 12.4 Incomplete gear mechanism不完全齿轮机构 |
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2020-03-13 | 697.00KB | ||
| 12.5 Screw mechanism螺旋机构 |
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2020-03-13 | 804.25KB | ||
| 12.6 Combined mechanism组合机构 |
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2020-03-13 | 722.41KB |