《工程制图基础》PPT课件 无锡商业职业技术学院 周凌

 
课件内容： 
企业图纸与最终学习成果展示 
无锡市**冷拔校直机厂 图纸 
无锡市**机械有限公司 图纸 
最终学习成果 
项目一 绘制平面图形Draw plane graphics 
1.1不同图线的用途The purpose of different lines 
1.2 图线画法的注意点Points for Attention in Drawing Lines 
1.3 比例Proportion 
1.4 尺寸标注的原则Principles of Dimensioning 
1.5 尺寸的三要素The Three Elements of Size 
1.6 尺寸标注的注意点Notes on Dimensioning 
1.7 尺寸分析Dimensional analysis 
1.8 线段分析Line segment analysis 
实训项目一内容及要点指导Training Project 1 Content and Key Points 
优秀引领：大国崛起Excellent Leadership: Rise of Great Powers 
学习预期——学生成果展示 
单元测试：《工程制图》基础知识Fundamentals of Engineering Drawing 
项目二 用三视图表达机械零件Represent Machine element with three views 
2.1投影Projection 
2.2为何要有三视图Why do we need three views 
2.3三视图的形成Formation of Three Views 
2.4三视图的对应关系Correspondence of Three Views 
2.5三视图对应的物体方位Object orientation corresponding to the three views 
2.6棱柱的三视图Three views of a prism 
2.7棱柱表面点的投影Projection of Prism Surface Points 
2.8棱锥的三视图Three views of a pyramid 
2.9棱锥表面点的投影Projection of surface points on a pyramid 
2.10圆柱的三视图Three views of a cylinder 
2.11圆柱表面点的投影Projection of cylindrical surface points 
2.12圆锥的三视图Three views of a cone 
2.13圆锥表面点的投影Projection of conical surface points 
2.14圆球的三视图Three views of a sphere 
2.15圆球表面点的投影Projection of points on the surface of a sphere 
2.16截交线的概念The Concept of Intersection Line 
2.17截交线的画法Drawing of Intersection Lines 
2.18相贯线的概念The concept of intersecting lines 
2.19用取点法作相贯线Using the pointing method to draw the intersection line 
2.20两圆柱正交的相贯线Intersection line of two orthogonal cylinders 
2.21用近似画法作相贯线Using approximate drawing to create intersecting lines 
2.22组合体的基本知识Basic knowledge of composite structures 
2.23组合体的叠加形式The superposition form of the combination 
2.24读组合体三视图之步骤一Step 1 of Reading the Three Views of a Combination 
2.25读组合体三视图之步骤二Step 2 of Reading the Three Views of a Combination 
2.26读组合体三视图之步骤三Step 3 of Reading the Three Views of a Combination 
2.27画叠加型组合体三视图Draw three views of stacked composite body 
2.28画切割型组合体三视图Draw three views of a cutting type combination 
2.29组合体尺寸标注的要求Requirements for Dimensioning of Composite Bodies 
2.30组合体尺寸标注案例Example of Combination Dimensioning 
实训项目二内容及要点指导Practical Training Project 2 Content and Key Points Guidance 
项目二 三维模型库（与习题册配套）3D Model Library 
优秀引领：大国重器Excellent Leadership: A Great Power Weapon 
学习预期——学生成果展示 
单元测验：用三视图表达机械零件Represent Machine element with three views 
项目三 用轴测图表达机械零件Expressing Machine element with axonometric drawing 
3.1轴测图的形成Formation of axonometric maps 
3.2正等轴测图Isometric drawing 
3.3斜二轴测图Oblique axonometric drawing 
实训项目三内容及要点指导Practical Training Project Three Content and Key Points Guidance 
项目三 三维模型（与练习册配套）three-dimensional model 
优秀引领：大国工匠Excellent Leadership: Craftsman from a Big Country 
学习预期——学生成果展示 
单元测验：用轴测图表达机械零件Expressing Machine element with axonometric drawing 
项目四 用剖视图等表达机械零件Represent Machine element with sectional view, etc 
4.1基本视图Base View 
4.2向视图Directional view 
4.3斜视图Oblique view 
4.4局部视图Partial view 
4.5剖视图的形成Formation of sectional views 
4.6单一剖切面Single cut plane 
4.7几个平行平面的剖切面Cutting planes of several parallel planes 
4.8几个相交平面的剖切面Cut planes of several intersecting planes 
4.9全剖视图Full sectional view 
4.10 半剖视图Half section view 
4.11局部剖视图Partial section view 
4.12断面图的概念Concept of Cross-section Diagram 
4.13移出断面图Remove the cross-section 
4.14重合断面图Coincident cross-sectional view 
4.15简化画法与规定画法（一）Prescribed and simplified drawing methods 
4.16简化画法与规定画法（二）Prescribed and simplified drawing methods 
实训项目四内容及要点指导Training Project 4 Content and Key Points 
项目四 三维模型库（与练习册配套）Three-dimensional model 
优秀引领：社会主义核心价值观Excellent Leadership: Core Socialist Values 
学习预期——学生成果展示 
单元测试：用剖视图等表达机械零件Represent Machine element with sectional view, etc 
拓展：CAD竞赛样卷 
样卷一 
样卷三 
样卷二