Syllabus - ENGINEERING DRAWING I ME 401 - for Tribhuvan University Institute of Engineering All BE first year first part
ENGINEERING
DRAWING I
ME 401
Lectures : 1 Year : I
Tutorial : Part : I
Practical : 3
Course Objective: To develop basic projection concepts with reference to points, lines,
planes and geometrical solids. Also to develop sketching and drafting skills to
facilitate communication.
1. Instrumental Drawing, Technical Lettering Practices and Techniques (2 hours)
1.1.
Equipment and materials
1.2.
Description of drawing
instruments, auxiliary equipment and drawing materials
1.3.
Techniques of instrumental
drawing
1.4.
Pencil sharpening, securing
paper, proper use of T- squares, triangles, scales dividers, compasses, erasing
shields, French curves, inking pens
1.5.
Lettering strokes, letter
proportions, use of pencils and pens, uniformity and appearance of letters,
freehand techniques, inclined and vertical letters and numerals, upper and
lower cases, standard English lettering forms
2. Dimensioning (2
hours)
2.1.
Fundamentals and techniques
2.2.
Size and location dimensioning,
SI conversions
2.3.
Use of scales, measurement units,
reducing and enlarging drawings
2.4.
Placement of dimensions: aligned
and unidirectional
3. Applied Geometry (6
hours)
3.1.
Plane geometrical
construction: Proportional division of
lines, arc & line tangents
3.2.
Methods for drawing standard curves such as ellipses,
parabolas, hyperbolas, involutes, spirals, cycloids and helices (cylindrical
and conical)
3.3.
Techniques to reproduce a given
drawing (by construction)
4. Basic Descriptive Geometry (14
hours)
4.1.
Introduction to Orthographic projection, Principal Planes,
Four Quadrants or Angles
4.2.
Projection of points on first,
second, third and fourth quadrants
4.3.
Projection of Lines: Parallel to
one of the principal plane, Inclined to one of the principal plane and parallel
to other, Inclined to both principal planes
4.4.
Projection Planes: Perpendicular to both principal planes,
Parallel to one of the principal planes and Inclined to one of the principal
planes, perpendicular to other and Inclined to both
principal planes
4.5.
True length of lines: horizontal,
inclined and oblique lines
4.6.
Rules for parallel and perpendicular lines
4.7.
Point view or end view of a line
4.8.
Shortest distance from a point to
a line
4.9.
Edge View and True shape of an
oblique plane
4.10.
Angle between two intersecting
lines
4.11.
Intersection of a line and a
plane
4.12.
Angle between a line and a plane
4.13.
Dihedral angle between two planes
4.14.
Shortest distance between two skew lines
4.15.
Angle between two non- intersecting (skew) lines
5. Multi view (orthographic) projections (18
hours)
5.1.
Orthographic Projections
5.1.1.
First and third angle projection
5.1.2.
Principal views: methods for
obtaining orthographic views, Projection of lines, angles and plane surfaces, analysis in three
views, projection of curved lines and surfaces, object orientation and
selection of views for best representation, full and hidden lines
5.1.3.
Orthographic drawings: making an
orthographic drawing, visualizing objects (pictorial view) from the given views
5.1.4.
Interpretation of adjacent areas,
true-length lines , representation of holes, conventional practices
5.2.
Sectional Views: Full, half,
broken revolved, removed (detail) sections,
phantom of hidden section,
Auxiliary sectional views,
specifying cutting planes for sections, conventions for hidden lines,
holes, ribs, spokes
5.3.
Auxiliary views: Basic concept
and use, drawing methods and types, symmetrical and unilateral auxiliary
views. Projection of curved lines and
boundaries, line of intersection between two planes, true size of dihedral
angles, true size and shape of plane surfaces
6. Developments and Intersections (18
hours)
6.1.
Introduction and Projection of Solids
6.2.
Developments: general concepts
and practical considerations, development of a right or oblique prism,
cylinder, pyramid, and cone, development of truncated pyramid and cone, Triangulation method for approximately developed surfaces,
transition pieces for connecting different shapes, development of a sphere
6.3.
Intersections: lines of intersection of geometric surfaces,
piercing point of a line and a geometric solid, intersection lines of two
planes, intersections of -prisms and
pyramids, cylinder and an oblique plane. Constructing a development using
auxiliary views, intersection of - two
cylinders, a cylinder & a cone
Practical: 3 hours/week;
15 weeks
1.
Drawing
Sheet Layout, Freehand Lettering, Sketching of parallel lines, circles,
Dimensioning
2.
Applied
Geometry(Sketch and Instrumental Drawing)
3.
Descriptive
Geometry I: Projection of Point and Lines (4.1 to 4.3)(Sketch and Instrumental
Drawing)
4.
Descriptive
Geometry II: Projection of Planes (4.4) (Sketch and Instrumental Drawing)
5.
Descriptive
Geometry III: Applications in Three dimensional Space (4.5 to 4.15) (Sketch and
Instrumental Drawing)
6.
Multiview
Drawings (5.1) (Sketch and Instrumental Drawing)
7.
Multiview,
Sectional Drawings and Dimensioning I (5.2)(Sketch and Instrumental Drawing)
8.
Multiview,
Sectional Drawings and Dimensioning II (5.2) (Sketch and Instrumental Drawing)
9.
Auxiliary
View, Sectional Drawings and Dimensioning (5.3) (Sketch and Instrumental
Drawing)
10.
Projection
of Regular Geometrical Solids (Sketch and Instrumental Drawing)
11.
Development
and Intersection I (6.1) (Sketch and Instrumental Drawing)
12.
Development
and Intersection II (6.2) (Sketch and Instrumental Drawing)
13.
Development
and Intersection III (6.3) (Sketch and Instrumental Drawing)
References
1.
“Fundamentals of Engineering Drawing”, W. J. Luzadder,
Prentice Hall.
2.
“Engineering Drawing and Graphic Technology”, T. E.
French, C. J. Vierck, and R. J. Foster, Mc Graw Hill Publshing Co.
3.
“Technical Drawing”, F. E. Giescke, A . Mitchell, H. C.
Spencer and J. T. Dygdone, Macmillan Publshing Co.
4.
“Elementary Engineering Drawing”, N. D. Bhatt, Charotar
Publshing House, India.
5.
“A Text Book of Engineering Drawing”, P. S. Gill, S. K.
Kataria and Sons, India
6.
“A Text Book of Engineering Drawing”, R. K. Dhawan, S.
Chand and Company Limited, India
Evaluation
Scheme
The questions will cover all the chapters
in the syllabus. The evaluation scheme will be as indicated in the table below:
Chapter
|
Hours
|
Marks distribution *
|
3
|
6
|
3 to 5
|
4
|
14
|
7 to 10
|
1, 2, 5
|
22
|
14
|
6
|
18
|
14
|
Total
|
60
|
40
|
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