MCE 103-COMPUTER AIDED TECHNICAL DRAWING I (2 therical +2 practical) 3 Credits 2016-2017 Fall Course Syllabus Instructor: Assistant: Assist. Prof. Dr. İhsan TOKTAŞ e-mail: [email protected] Office: AYBÜ Mühendislik ve Doğa Bilimleri Fakültesi 150. Sk. Etlik Batı Kampüsü Antares Yanı Keçiören – A526 Office Telephone: Eylül DEMİR e-mail: [email protected] Office: AYBÜ Mühendislik ve Doğa Bilimleri Fakültesi 150. Sk. Etlik Batı Kampüsü Antares Yanı Keçiören – B107 OfficeTelephone: Lecture Hours: Section 1 – Monday 09:30–11:20 @A422 (Gr.1), Monday 11:30–13:20 @A422 (Gr.2), Section 2 – Thursday 09:30–11:20 @A303 (Gr.2), Thursday 11:30–13:20 @A303 (Gr.1), Office Hours: Thursday 13:30-17.30. Appointments are accepted. Web site: www.ybu.edu.tr/itoktas/ Course Description: Engineering drawing is the language of the engineers and technicians. Therefore, it is the intent of this course to equip students with the fundamentals of this unique language and to give them the skills necessary to prepare complete, concise, and accurate communications through engineering drawings using AutoCAD. Course Objectives: To give an ability to write and read technical drawings. To give an ability to draw standard machine elements and assembly drawings, and to provide the applications of dimensioning. To provide with a foundation in computer aided design. To make aware of the capabilities and limitations of computer design tools for engineers. Learning Outcomes and Competences: According to recent international standards be learning and applying drawing rules concerned with machine technical drawing. Students who pass the course will be able to: Create freehand sketching and lettering. Describe relations between drawing-design and part-system. Give dimensions on the drawings. Sketch the orthographic views of the machine parts. Draw section views of the machine parts. Give a critical view of a foundation in computer aided design. Sketch the 2-dimensional drawings in CAD. Describe the role of the engineer in a CADCAM system. Design some simple components and assemblies. Print out the 2-dimensional drawings. In short, having successfully completed this Course, the student will be able to write and read the language of industry, “Engineering Drawing” Course Material: Text Books are “AutoCAD, Mendi F., Taşkesen A., Toktaş İ., Eldem C., Gazi Co., Ankara, 2008.” and “Information and Application Sheets, İhsan Toktaş 2011.” Lecture notes are to be provided via the web site of the course (possibly before the lecture hour) as pdf or dwg files. These files will include PowerPoint slides presented in the class. Study sets will be posted on course’s web site at the beginning of each chapter. It is strictly recommended that the students review the topics by working on these study sets given for student’s benefit. Examinations: There will be 2 mid-term examinations, 1 final examination, and 3 quizzes. The examinations and the quizzes will be computer based and students are asked to prepare a given drawing using AutoCAD. These exams basically aim to evaluate the engineering drawing knowledge of the student, not only the AutoCAD usage. Quizzes will be scheduled before each examination. Thus, the quizzes can be perceived as exercises covering the topics so far. Attendance: According to the university regulations, students must attend at least 70 % of the lecture hours and 80 % of the recitation/laboratory hours. Otherwise, the student gets NA (Not attended) from the course. Valid excuses are exempt from computation of these percentages. Apart from the university regulations, it is of student’s benefit to attend all of the lecture and recitation/laboratory hours. In fact, the students are expected to attend all of the sessions throughout the semester, since the sessions follow a series of applications. Grading: Overall final grade will be over 100 points. Weight of each grading item will be as below. Midterm Exam 20% 2 exams Quiz 20% 3 exams Homework 20% assignments on each week Final Exam 40% 1 exams 93 – 100 AA 85 – 92 BA 71 – 84 BB 61 – 70 CB 51 – 60 CC 45 – 50 DC 40 – 44 DD < 40 FF All the announcements, including the examination dates will be posted on the course web site. Reference Books: 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. AutoCAD , Mendi F., Taşkesen A., Toktaş İ., Eldem C., Gazi Kitapevi, Ankara, 2008. Bilgi ve Uygulama Yaprakları, İhsan Toktaş 2016. Engineering Design Graphics with AutoCAD 2007 (12th Edition), J.H. Earle, Pearson/Prentice Hall, New York, 2008, s. 708. Engineering Drawing and Graphic Technology-International Edition, Thomas E. French, Charles J. Vierck, Robert J. Foster, McGraw-Hill, Inc.1993. Engineering Graphics, F.E.Giesecke, et.al., Pearson/Prentice Hall, New Jersey, 2004. Makine Resmi, İ.Z. Şen, N.Özçilingir, DE-HA Yayın, İstanbul, 2007. Mühendislik Çizimin Esasları, S.Kurt, İ.Gerdemeli, C.E.İmrak, Birsen Yayınevi, İstanbul, 2005. Standard Makina Elemanları Çizelgeleri, Şen, İ.Z., ve Özçilingir, N., Deha Yayıncılık, İstanbul,2004. Technical Drawing (13th Edition), Giesecke, E. Frederick, et. al., Prentice-Hall, Inc., Upper Saddle River, N.J., 2009. Technical Graphics Communication, G.R.Bertoline, et.al., McGraw-Hill, Boston, 2003. Teknik Resim, Bağcı, M., Cilt I, Cilt II, Birsen Yayınevi, İstanbul, 2003. Teknik Resim, Temel Bilgiler, İ.Z.Şen, N.Özçilingir, DE-HA Yayın, İstanbul, 2007. TS EN and ISO Standards, ICS 01.100.01; 01.100.20 and 01.110 category. Course plan: Week week 1 Course Contents Section 1 – Technical Drawing Terms and Description week 2 Technical Drawing Equipments, Using Drawing Tools, Meanings of Line Types, Lettering, Papers-plates. week 3 Geometric drawing; Tangent joining., Dividing of the line and circle equal parts; polygon and spiral drawing., Curve of Oval, ellipse, parabola, hiperbola e.t.c. drawing. Point, Line, Plane. week 4 week 5 week 6 Orthographic Projection Projection of the 3rd principal view from other two principal views Orthographic writing Pictorial sketching, Orthographic Reading week 7 Midterm exam #1 week 8 First and third projection methods, Described with single side view parts and its technical drawings, Auxiliary Views. Orthographic ConventionSection views Sectioning techniques, Types of section views Section views, Convention in section whole and half of section Isometric Perspectives, Perspective Sketching Principles of Dimensioning, Drawing and dimensioning of rotated parts week 9 week 10 week 11 week 12 week 13 Midterm exam #2 week 14 Working Drawing Course Contents Section 2 – Introduction to AutoCAD NEW, OPEN, SAVE, SAVE AS, QUIT, END, AUTOCAD HELP, Coordinate Systems Overview. LIMITS, GRID, SNAP, ORTHO, COLOR, LINETYPE, LTSCALE, UNITS, SELECT OBJECTS, OSNAP , Polar Tracking, ZOOM, PAN, FILL Drawing Commands LINE, XLINE, CIRCLE, POLYGON, ELLIPSE, Drawing simple geometric objects Drawing Commands SKETCH, ARC, PLINE, POINT, TRACE, SOLID, DONUT, PEDIT, CHANGE Drawing simple geometric objects Modifying Commands ERASE, TRIM, BREAK, SCALE, CHAMFER, FILLET, COPY, ROTATE, MOVE, EXTENT, Modifying Commands OFFSET, MIRROR, EXPLODE, DIVIDE, MEASURE, STRETCH, ARRAY Geometrical Construction Drawing simple geometric objects Geometrical Construction Drawing simple geometric objects AutoCAD hatching techniques HATCH, BHATCH, GRADIENT TEXT Commands Text Style, Single Line Text, Multline Text. Isometric Drawing Dimensioning commands DIM AND ATTRIBUTE, Lines and Arrows, Text , Primary Units, Alternate Units, Tolerances. Inquiry commands, (LIST, DBLIST, ID, AREA) Blocks (Xref, image, OLE object) Page setup, Plotting, Application of Design and Drawings BASIC TECHNICAL DRAWING EQUIPMENT When drawing, sketching or attempting basic graphics work the equipment shown below is very useful and sometimes essential. ENGLISH TURKISH Plaid notebook for use in the course and sketch (60pages), One folder 60s for Information and Application Sheets, H, HB, B and 2B Drawing Pencils; Soft Pencil Eraser (with sharp edges), Cellophane Tapes, Pencil sharpeners, o o Medium-sized 45 and 30-60 Set Squares (Hatas Co.), Jointed compass both feet. Coloured pencil sets (at least 6 colors), A protractor, Circle templates, French Curves, Derste kullanım ve kroki harita ve metot defteri (kareli 60 yapraklı). Bilgi yaprakları ve uygulamalar için bir adet 60 lı klasör, H, HB, B ve 2B kurşun kalemler, Yumuşak leke yapmaz silgi (keskin kenarlı). Saydam yapıştırma bandı, Kalem açacağı, o o 45 ve 30-60 orta boy gönyeler, Her iki ayağı mafsallı pergel, Kuru boya seti (en az 6 renk), Açı gönyesi, Daire Şablonu, Pistole takımı, Drawing Pencils are a basic requirement of any graphics course. You need a number ranging from 2B to 2H. These letters refer to the hardness of the pencil lead. When sketching a soft lead such as 2B can be used to produce quick drawings and shading. On the other hand, when drawing precisely a 2H or even a harder pencil such as a 4H is ideal. This type of pencil keeps its sharp edge for longer and produces very fine lines. Cellophane Tapes It is convenient for office, school and home applications. It can be used in light packaging operations. Cellophane tapes are transparent, do not cover the surface onto which it has been adhered to and reflects the color. With its structure, which can be torn by hand, it enables practical use and is opened smoothly. Pencil Eraser All erasers are not created equal. You get different erasers for different purposes. The two most common erasers are white and pink. The pink erasers are harder and tend to not only leave marks on the paper, but also damage the grain of the paper. In drawing you would need to use a soft eraser formulated for pencil drawing. These are always white in colour, but you will still need to be careful as the cheaper brands also tend to be too hard. Pencil sharpeners are essential for sharpening pencils. Accurate drawings cannot be produced unless they are sharp. However, when shading a blunt pencil is sometimes useful. A refillable pencil is very useful especially if you are constructing a drawing that needs a constant thickness of line. The refills are available in a range of thicknesses and either hard or soft leads. Disadvantages are that the refillable pencils are relatively expensive and so are the refills. Also, the leads tend to break more easily. Set Squares are used to draw accurate angles. The most common are 45 and 60/30 degrees. When using set squares they should always be used along with a T-Square. The Setsquare rests on the straight edge of the T-Square and this ensures that when the angle is drawn it is accurate. A protractor is used to measure angles. A typical protractor is a semi-circular piece of plastic with 180 degrees printed around its curve. This piece of equipment is not only used in graphics for constructing accurate drawings but is also used in subjects like Mathematics. A ruler is possibly one of the most important pieces of drawing equipment. Rulers should only to used to measure distances with lines being drawn with T-Squares and Set Squares. However, most people use rulers to draw straight lines. But it must be remembered that the edge of a ruler is not guaranteed to have a perfectly straight edge unlike a good T- Square or Set Square. Circle templates are very useful. They are plastic with a number of accurate circles cut out. They are used to draw circles of set diameters/sizes and are particularly useful if the circle is small. Small circles are difficult to draw using a traditional compass because the compass can easily slip on the paper. With a template, the circle diameter is selected and a sharp pencil is used to draw round the cutout circle. Ellipse templates are similar to circle templates and these are useful for drawing ellipse / oval shapes accurately. A compass is an essential piece of equipment. It is well worth buying a good set which includes at least two compasses allowing the drawing of small and large circles. The drawing opposite is a ‘bow’ compass, this is used for drawing small circles very accurately. Cheap compasses tend to slip on the paper quite easily. A good, quality compass set will last a life time. Compact Geometri Pergel T-Squares are use to draw horizontal lines. They are especially useful when constructing accurate orthographic drawings or architectural drawings. French Curves are purchased in sets of three or four. They are used to draw curves by finding the section of curve that matches the desired shape on the profile of the curve. Some French Curves also have either circles or ellipses of various sizes cut out. These can be way as circle or ellipse templates. Assist. Prof. Dr. İhsan TOKTAŞ İndirilen dokuman çıktı alınarak ders notu olarak kullanılacak, dönem boyunca dersler bu dokuman üzerinden takip edilecektir. Bu bağlamda öğrenci ders dokümanını tam olarak dönem boyunca yanında bulundurmalıdır. Ders dokumanı olmayan öğrenci derse katılamaz. Dokuman hiçbir şekilde ciltlenmemeli, zımbalanmamalı ya da spiral yapılmamalıdır. Bir arada tutabilmek için delgeç ile delinerek bir dosyada tutulabilir. Ders dokumanı temiz olarak kullanılmalıdır. Öğretim üyesi gerek gördüğünde, zaman belirtmeksizin istediği sayfaları ödev mahiyetinde toplayabilir.
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