cad lesson

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y Subj Title Computer Aided Drawing

y Credit Hours : 1+1

y Number of Weeks : 18

y Course : TE / TCC

y Instructor : Lt Col (R) Nasrul Haq

y Office : OFFICE # 214 EE DEPT

Located at first floor.

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y Requirement

y Drawing is the UNIVERSAL GRAPHIC LANGUAGE

OF ALL Engineers.

y It is most convenient to express a new idea by using a

drawing. A DRAWING IS WORTH A THOUSAND

WORDS

y Initially MANUALDRAWING is taught:-

To teach basic concepts

To enable the students to draw when computer is notreadily available.

y Pre-Requisite

y Patience, Diligence, and Aesthetics

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Scheduley Week No.01 Introduction, and Basic Concepts.

y Week No.02 Machine Drawing .




y Week No.06 Building Drawing


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y WeekNo.09 Mid Term Exam

y WeekNo.10 Machine drawing

y WeekNo.11 Machine Drawing

y

Week No.12 MachineD

rawingy Week No.13 Machine Drawing


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y Week No16 Building Drawing

y Week No.17 Building Drawingy Week No.18 Final Exam

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WHAT ARE OUR GOALSy Clear Conception of Proportion while Drawing

for a certain Purpose.

* Knowledge of dimensions

* Space available on paper for drawing

* Determining Scale of drawing.

* It can be achieved by thorough practice.

ySpeed and Accuracy in use of Drawing Tools* Use of Drawing Instruments.

* Use of skills

* thoroughness

* Accuracy and Quality.

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Ability to think in three dimensions

* Drawing is drawn on paper which is a two

dimension medium.

* Visualizing a solid by its representation on paper.

* Use of 3D models to develop e the concepts.

Power of Expressing Ideas by Free HandSketching

* Fully dimensioned free hand sketches will be made

from models to develop the concepts of drawing

with form and proportion

Competence in Original Designing.

* Using the CAD concepts and skills to draw with

initiative and originality a newly conceived object.

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DRAWING BOARD

TEE SQUARE

SET SQUARES

SCALES

PENCILS H, 2H, 3H WITH CONICALPOINT

AND CHISEL POINT

DRAWING BOX , COMPASSWITH KNEE JOINT DRAWING SHEET

ACCESSORIES LIKE SHARPNER,RUBBER,

THUMB PINS,SAND PAPER etc.

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DRAWING SHEET

yA good Quality paper which can stand rubbing.

y Minimum distortion under seasonal effects.

DISTRIBUTION OF SPACE

y Marginal Details

yDetermination of scale

y Divide the sheet to draw the PLAN, ELEVATIONSAND CROSS SECTIONS ,Scale Line etc.

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Fully dimensioned

Correctly projected

Bold block outline Clear figure work

Good lettering

Clear centre line

Sections of hidden details

Clear and complete work

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AN ENGINEER AT DRAWING BOARD

y Diligent and patient

y Develops a habit of uniformity and orderly work

y Clarity and completeness

y Careful finishing of lines and corners

y Respectful to his instruments

yAvoids scribbling

yA tidy person who maintains cleanliness of hisdesk , instruments and hands

yAn eye for details

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SMALL THINGS MAKE PERFECTION

BUT

PERFECTION IS NOT A SMALL THING

THE ONE WHO TAKES PAINSGETS ON

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JOURNAL BEARING

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IMPORTANTy W

RITE THE HEADING OF YOUR NEXTW

EEK DRAW

ING IN YOUROWN TIME AS TAUGHT TO YOU IN THE LAST SEMESTER ANDCOME TO CLASS WELL PREPARED FOR LEARNING.

y EVERY STUDENT SHOULD BE IN POSSESSION OF ALL THEDRAWING INSTRUMENTS AND ACCESSORIES TO AVOID ANYLOSS OF TIME.BORROWING OF ITEMS WILL NOT BE

APPRECIATED.y PREFERABLY STUDENTS SHOULD BUY THEIR OWN T-SQUARES.

y STUDENTS ARE ADVISED TO WIND UP THEIRWORK IN TIME SOTHAT THEY ARE NOT LATE FOR THE NEXT CLASS.

y

STUDENTS ARE DIRECTED TO DEPOSITE THEIR BOARDS INSTOREWHILE LEAVING.CLASS SENIORWILL ENSURE THAT NOBOARD IS LEFT IN THE HALL.

y DRAWING SESSIONS WILL BE LONG.NO ONE IS ALLOWED TOLEAVE WITHOUT PERMISSION.

y

LATE COMERSW

ILL BE MARKED ABSENT.

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