Lecture 1 Friday, 01 May ENGINEERING GRAPHICS 1E7 Lecture 1: Introduction Lecturer: Dr. Bidisha Ghosh
Course Structure Hand Drawing (part 1) -Dr. B. Ghosh Hand Drawing (part 2) -Dr. G. O’Donnell Graphics AutoCAD-Dr. S. Pavia Pspise--Dr. A. Kokaram CAE
Assessment Examination: 65% of the overall mark –3 sections (A, B and C) –2 questions per section –3 questions to be answered, one from each section Dr B. Gosh : Sections A and B Dr G. O’Donnell : Section C Labs 35% - assessed by coursework –10 % AutoCAD –10 % Pspice –10% D.O. Tutorials Dr B. Gosh –5 % D.O. Assignment Dr G. O’Donnell
Time Table
Lecture 1 Friday, 01 May Syllabus – Hand Drawing 1 Basic Construction Orthographic Projections Isometric Projections Auxiliary Views Perspective : One-Point Perspective : Two-Point
Lecture 1 Friday, 01 May Aim of the Course Knowledge of engineering drawing instruments Understanding and interpretation of technical drawings Ability to develop projections of a 3D object
Lecture 1 Friday, 01 May Evaluation Examination (Sections A & B) (2/3 of the total examination marks) Continuous Assessment (10% of the total course marks) – four drawing office tutorials
Lecture 1 Friday, 01 May Waterfall M. C. Escher Technical drawing is the language of engineers and designers
Lecture 1 Friday, 01 May Topics of Interest Drawing Instruments Lines Dimensioning
Lecture 1 Friday, 01 May Drawing Board DRAWING INSTRUMENTS 1
Lecture 1 Friday, 01 May DRAWING INSTRUMENTS 2 A Series Formats (mm) A0841 × 1189 A1594 × 841 A2420 × 594 A3297 × 420 A4210 × 297 A5148 × 210 A6105 × 148 A774 × Drawing Sheets
Lecture 1 Friday, 01 May DRAWING INSTRUMENTS 3 Layout of a Drawing Sheet
Lecture 1 Friday, 01 May Tee square/ Drafting Machine DRAWING INSTRUMENTS 4
Lecture 1 Friday, 01 May Set squares (a pair) DRAWING INSTRUMENTS 5
Lecture 1 Friday, 01 May Irregular/ French curves DRAWING INSTRUMENTS 6
Lecture 1 Friday, 01 May Compasses Divider Protractor Ruler/Scale Pencil, Eraser DRAWING INSTRUMENTS 7
Lecture 1 Friday, 01 May TYPES OF LINES 3 Main Types DRAWING LINES 1
Lecture 1 Friday, 01 May Lines to aid understanding DRAWING LINES 2
Lecture 1 Friday, 01 May DIMENSIONING 1 Dimension Lines (DL) Position of DL
Lecture 1 Friday, 01 May DIMENSIONING 2 Alignment of DL DL of Small Features Dimensioning Angles Dimensioning Circles
Lecture 1 Friday, 01 May DIMENSIONING 3
Lecture 1 Friday, 01 May DIMENSIONING 4 Correct Practice of Dimensioning Drawing should only carry dimensions needed to manufacture
Lecture 1 Friday, 01 May Reference Books Technical Draughtsmanship By Eanna O’Broin Engineering Drawing with Worked Examples By M.A. Parker & F. Pickup Technical Drawing By F. E. Giesecke, A. Mitchell, H. C. Spencer, I. L. Hill, J. T. Dygdon, J. E. Novak
Lecture 1 Friday, 01 May Assignment for Thursday! Get your instruments sorted- buy them or borrow them