《畫法幾何及機(jī)械制圖中英文》課程教學(xué)大綱

1、畫法幾何及機(jī)械制圖（一）教學(xué)大綱課程代碼130137課程名稱畫法幾何及機(jī)械制圖（一）英文名稱Descriptive Geometry & Machine Drawing (1)課程類別公共基礎(chǔ)課課程性質(zhì)必修學(xué)時總學(xué)時：48上機(jī)學(xué)時：12（課外）實驗學(xué)時：0實踐學(xué)時：12（課外）學(xué)分3開課學(xué)期第一學(xué)期開課單位設(shè)計學(xué)院適用專業(yè)機(jī)械類各專業(yè)授課語言中文授課先修課程無畢業(yè)要求（專業(yè)培養(yǎng)能力）公共課無需填寫課程培養(yǎng)學(xué)生的能力（教學(xué)目標(biāo)）掌握正投影法的基本理論；培養(yǎng)對三維形狀的空間邏輯思維能力；培養(yǎng)空間幾何問題的圖解能力；培養(yǎng)繪制和閱讀機(jī)械圖樣的基本能力；培養(yǎng)計算機(jī)繪制工程圖樣的技能；培養(yǎng)認(rèn)真細(xì)致的工作作

2、風(fēng)。課程簡介本課程是工科院校機(jī)械類各專業(yè)學(xué)生必修的一門技術(shù)基礎(chǔ)課，主要目的是培養(yǎng)空間幾何問題的圖解能力及繪制和閱讀機(jī)械圖樣的基本能力。教學(xué)內(nèi)容與學(xué)時分配1緒論（2學(xué)時）明確本課程的目的、性質(zhì)、任務(wù)、要求、內(nèi)容和學(xué)習(xí)方法。2制圖基本知識及計算機(jī)繪圖簡介（6學(xué)時）遵守國家標(biāo)準(zhǔn)的基本規(guī)定；懂得一般繪圖工具和儀器的使用；掌握幾何作圖的畫法、尺寸分析和標(biāo)注；了解徒手繪圖的技巧。了解用軟件的二維繪圖功能繪制平面幾何圖形。重點：應(yīng)用國家標(biāo)準(zhǔn)繪制平面圖形及尺寸標(biāo)注。難點：已知線段、中間線段、連接線段的區(qū)分及平面圖形的繪制和尺寸標(biāo)注。3正投影的基本知識（8學(xué)時）（1）扎實掌握正投影的理論、三投影面體系及三視圖的

3、形成、三視圖的投影規(guī)律；（2）掌握點、直線和平面在第一角中各種位置的投影特性和作圖方法；（3）掌握點、直線和平面之間的從屬性和定比性原理及作圖方法；（4）掌握兩平行、相交、交叉直線的投影特性、作圖及判斷方法；（5）掌握直線與平面之間的投影特性、作圖及判斷方法。重點：點線面在三投影體系中的投影定律及相互位置關(guān)系。難點：直角三角形法、直角投影定律的應(yīng)用及交點交綫的作圖方法。4投影變換（4學(xué)時）掌握換面法及其應(yīng)用。重點：點的投影變換定律及直線與平面的投影變換應(yīng)用。難點：直線與平面的換面要求。5立體的投影（12學(xué)時）（1）掌握平面立體和曲面立體的投影特性、作圖及其表面取點的方法；（2）能夠分析特殊平面

4、與平面立體、曲面立體的截交線性質(zhì)，掌握截交線作圖的基本方法；（3）能夠分析平面立體與曲面立體、兩曲面立體的相貫線性質(zhì)，掌握用表面取點法和輔助平面法求解相貫線的方法。（4）運用計算機(jī)繪圖軟件的三維建模功能繪制三維立體圖形，從而直觀理解立體的截交與相貫。重點：截交線和相貫線的作圖方法。難點：用棱線法和棱面法及表面取點法和輔助平面法做出立體的截交線和相貫線。6軸測投影（2學(xué)時）（1）建立軸測投影的基本概念，了解軸向伸縮系數(shù)和軸間角的幾何意義；（2）了解正等測和斜二測軸測圖的畫法，繪畫簡單組合體軸測圖。重點：正等測和斜二測軸測圖的畫法要求。難點：圓的正等測和斜二測軸測圖的畫法。7組合體（14學(xué)時）（1

5、）掌握組合體的構(gòu)成特點，能運用形體分析和線面分析方法畫圖、讀圖和尺寸標(biāo)注，做到投影正確、尺寸齊全。（2）運用繪圖軟件的三維建模功能繪制組合體的立體圖形，并運用軟件功能轉(zhuǎn)換為組合體三視圖。運用繪圖軟件標(biāo)注組合體尺寸。重點：運用形體分析方法和線面分析方法分析組合體的構(gòu)成特點，掌握組合體的繪圖方法和讀圖方法，應(yīng)用國家標(biāo)準(zhǔn)正確標(biāo)注組合體尺寸。難點：組合體的二求三。實驗教學(xué)（包括上機(jī)學(xué)時、實驗學(xué)時、實踐學(xué)時）理論課教學(xué)之外，需配置12學(xué)時計算機(jī)實操課，以及12學(xué)時習(xí)題課教學(xué)方法課程教學(xué)以課堂教學(xué)、課外作業(yè)、綜合討論、網(wǎng)絡(luò)授課等共同實施?？己朔绞狡綍r作業(yè)和課堂表現(xiàn)：30%期末考試（閉卷）：70%教材及參考

6、書現(xiàn)用教材：1）陳錦昌，陳熾坤，孫煒，構(gòu)型設(shè)計制圖，高等教育出版社 2）陳錦昌，丁川，陳亮，構(gòu)型設(shè)計制圖習(xí)題集，高等教育出版社 主要參考資料：1 陳錦昌，劉林，機(jī)械制圖，高等教育出版社 2 陳錦昌，丁川，機(jī)械制圖習(xí)題集，高等教育出版社 3陳錦昌，劉林，計算機(jī)工程制圖，華南理工大學(xué)出版社 4陳錦昌，丁川，計算機(jī)工程制圖習(xí)題集，華南理工大學(xué)出版社 5竇忠強，曹彤，陳錦昌，工業(yè)產(chǎn)品設(shè)計與表達(dá)，高等教育出版社 6陳熾坤，楊光輝，竇忠強，工業(yè)產(chǎn)品設(shè)計與表達(dá)習(xí)題集，高等教育出版社“Descriptive Geometry & Machine Drawing (1)” SyllabusCourse Code

7、130137Course TitleDescriptive Geometry & Machine Drawing (1)Course CategoryGeneral Basic CourseCourse NatureCompulsory CourseClass HoursTotal hours: 48 (in-class); Computer operation hours: 12 (outside class); Experiment hours: 0; Practice hours: 12 (outside class).Credits3SemesterIInstituteSchool o

8、f DesignProgram OrientedMechanical EngineeringTeaching LanguageChinesePrerequisitesNoneStudent Outcomes (Special Training Ability)NoneTeaching ObjectivesMaster the basic theory of orthogonal projection method.Cultivate students logical thinking ability towards 3D space.Raise the basic abilities of d

9、rawing and reading engineering drawings.Raise the graphic ability to solve space geometry problems.Cultivate engineering drawing skills on computers.Cultivate students meticulous working attitudes.Course DescriptionThis is a compulsory technological basic course for students of mechanical engineerin

10、g majors. The main objective of the course is to raise students basic abilities of drawing and interpreting engineering drawings, as well as the graphic ability to solve space geometry problems.Teaching Content and Class Hours DistributionIntroduction. (2 hours)Clear the purpose, nature, tasks, requ

11、irements, contents and the study method of this course.Introduction to the basic knowledge of drawing and computer graphics. (6 hours)Conform to the basic provisions of the national standard.Understand the use of the drawing tools and instruments in general.Master the methods of plotting, size analy

12、sis and dimensioning. Understand the skills of freehand drawing.Understand how to draw 2D graphics in the drawing software.Key Points: Draw the plane figures according to the national standards. Dimensioning.Difficulties: The differences among the known line, middle line, and connecting lines. The d

13、rawing of plane figures and dimensioning.Basic knowledge of orthographic projection. (8 hours)Master the orthogonal projection theory, the three-projection plane system, the formation of the three-view drawing and the projection laws of the three-view drawing.Master the projection features and the d

14、rawing methods of points, lines and planes at the first angle.Master the subordination, the definite proportion laws of points, lines and planes, and their drawing methods.Master the projection features, drawing and judgment method of two parallel lines, intersecting lines, or cross lines.Master the

15、 projection features, drawing and judgment method between a line and a plane.Key Points: The projection features and the position of points, lines and planes in the three-projection plane system.Difficulties: Right triangle method. The application of the orthogonal projection laws and the drawing me

16、thods of intersection points and lines.Projection transformation. (4 hours)Master the method of projection transformation and its application.Key Points: The laws of point projection transformation and the application of projection transformation of lines and planes.Difficulties: The requirements of

17、 projection transformation of the line and the plane.Projection of solids. (12 hours)Master the projection features and the drawing methods of plane bodies and curved surface bodies, and know how to get points on their surfaces.Learn to analyze the nature of the section line between a special plane

18、and a planar body or a curved surface body. Master the basic method of the section line drawing.Learn to analyze the nature of the intersecting line between a plane body and a curved surface body or between two curved surface bodies. Learn to find out the intersecting line by means of get points on

19、surface method and auxiliary plane method.Use the 3D modeling function of the computer graphics software to render 3D solids, thereby understand the section and intersection of solids explicitly.Key Points: The drawing methods of section lines and intersecting lines.Difficulties: Find out the sectio

20、n line and the intersecting line of solids by means of ridge method, ridge surface method, as well as the get points on surface method and the auxiliary plane method.Axonometric projection. (2 hours)Set up the basic concept of the axonometric projection. Understand the geometry meaning of the axial

21、distortion parameter and the axial angle.Understand the drawing methods of isometric projection and cabinet projection. Plot axonometric drawing of simple complexes.Key Points: The drawing methods of isometric projection and cabinet projection.Difficulties: The isometric projection drawing method an

22、d cabinet projection drawing method of circles.Complex. (14 hours)Master the composition characteristics of complexes, can use the form analysis and line &surface analysis method to draw, read and dimensioning the drawing correctly and precisely.Use the 3D modeling function of the drawing software t

23、o form the three-dimensional graphics of the complex. Obtain the three view drawing of the complex through the software. Dimension the complex in the software.Key Points: Analyze the composition characteristics of complexes by means of form analysis and line &surface analysis method. Master the read

24、ing and drawing methods of the complex. Dimension the size of the complex correctly according to the national standard.Difficulties: Obtain the 3D shape of the complex according to its 2D drawing.Experimental TeachingIn addition to theory teaching, deploys 12 hours computer exercise class, as well as 12 hoursexercise class.Teaching MethodClassroom teaching, homework, discussion, and MOOC lesson.Examination MethodDaily homework and class performance: 30% Final exam (closed-book exam) : 70%Teaching Materials and Re