1. Basic
Concepts 2
hours
1.1
Introduction
1.2
List
of equipment and their use
2. Drawing
Conventions : BIS Standard IS:SP–46–1988 2
hours
2.1 Types
of conventional Lines.
2.2 Drawing
sheet, sizes and layout of drawing sheet.
2.3 Technical
writing : introduction, single stroke letters, capital and lower case letters,
vertical and slant lettering and numerals
2.1
Norms of Dimensions and rules: Introduction, dimension
terms and notations, theory of dimensions, placement of dimensions and rules,
dimensioning of common features.
I
[2 (2.1, 2.6, 2.7), 3(3.1-3.5, 3.7, 3.8), 18 (18.1-18.4, 18.6, 18.7)]
3. Projections 1
hour
3.1
Orthographic Projections: Introduction,
projection terms, coordinate planes of projection, first angle projection,
third angle projection, methods of obtaining views.
3.2
Types of projections: Perspective and oblique.
3.3
Isometric projection and isometric drawing:
Introduction, types, isometric projection, isometric scale, isometric drawing,
methods of drawing.
I
[17 (17.1, 17.4-17.7, 17.13, 17.18), 19 (19.1-19.5, 19.7, 19.10, 19.11, 19.16),
22]
4. Scales
2
hours
4.1
Introduction, representative fraction, types of
scales.
4.2
Plain scale
4.3
Diagonal scale
I
[4 (4.1-4.6)]
5. Plane
Geometry
10
hours
5.1
Construction of plane and geometric
figures : triangle, square, rectangle,
pentagon, hexagon and octagon
5.2
Construction of conics : parabola, ellipse, hyperbola.
5.3
Construction
of curves of loci: cycloid, epicycloids, hypocycloid, involute of base circle,
cylindrical helix.
I
[6-8]
6. Solid
Geometry 15
hours
6.1
Conventions used.
6.2
Projection of a point : Point lying in first, second,
third and fourth quadrant and in any plane.
6.3
Projection of straight lines : Straight line
kept perpendicular to H.P. and parallel to V.P.; parallel to H.P. and
perpendicular to V.P.; parallel to both H.P. and V.P.; inclined to one plane
and parallel to other plane; inclined to both H.P. and V.P.; one end of line in
H.P. and other in V.P.;Trace of line.
6.4
Projection of plane. Plane with its surface
perpendicular to H.P. and parallel to V.P.; its surface inclined to one plane
and perpendicular to the other plane. Spatial relationship projections on
primary and secondary auxiliary plane. Finding edge views; angles of planes
with principal planes and true shape.
6.5
Projection of solids such as prisms and
pyramids: triangular, square, and hexagonal; cylinders and cones and their
section with axis parallel to V.P. and perpendicular to H.P., and axis parallel
to H.P. and perpendicular to V.P. with axis parallel to both H.P. and V.P.;
axis parallel to one and inclined to the other plane. Intersections of planes with
solids such as cylinder and cone.
6.6
Development of surfaces: Drawing of the
development curves for prisms; cylindrical, conical and spherical profiles
using Zone and Lune method.
6.7
Intersections of surfaces: Introduction,
methods, intersections of prisms, intersections of cylinders, intersection of
cylinder and cone.
I
[9-15, 16(16.1, 16.3, 16.5, 16.7, 16.10)]
7. Screw
Threads and Threaded fasteners 4
hours
7.1
Thread terms and nomenclature
7.2
Drawing of different thread profiles of V,
square, acme, buttress and knuckle threads.
7.3
Thread designations and conventional
representation
7.4
Screwed fasteners : Drawing two views of
hexagonal and square headed bolts and nuts, set screws, cap screws, locking
devices, dimensioning.
II
[18 (18.1-18.6, 18.8, 18.13, 18.15-18.19, 18.21)]
8. Keys,
Cotters and Joints 3
hours
8.1
Classification of keys
8.2
Two views of parallel, taper, rectangular, jib
head feather, peg, woodruff keys. Splined shaft and hub
8.3
Cotter joints: spigot and socket cotter joint, jib
and cotter joint.
8.4
Knucklejoint.
II
[19 (19.1-19.3, 19.6, 19.7)]
9. Rivets
and Riveted Joints 3
hours
9.1
Rivets, shapes of rivet heads, rivet diameters,
riveting, testing.
9.2
Drawing of snap head, pan head, flat countersunk
head, rounded countersunk head.
9.3
Riveted Joints: sketching of two views of lap
and butt joint for single and double riveted joints.
I
[16]
10. Shaft
Coupling 3
hours
10.1 Introduction,
classification, rigid flange coupling, muffcoupling (two views)
10.2 Compression
coupling, universal coupling.
II
[20 (20.1, 20.2, 2.4, 20.5, 20.7, 20.10)]
11. Pipe
Joint 2
hours
11.1 Introduction
and standardization, types of pipes
11.2 Pipe
Joints: Screwed joints, flanged joints, spigot and socket joints. Hydraulic
pipe joint, expansion joint.
II
[21 (21.1-21.6, 21.8-21.10, 21.12)]
12. Belts
and Pulleys 3
hours
12.1 Introduction:
Solid cast iron pulley, split pulley, built up pulley.
12.2 Fast
and loose pulley.
12.3 Stepped
pulley.
II
[22 (22.1-22.6)]
13.
Bearings 5 hours
13.1 Introduction,
types of bearings.
13.2 Journal
bearings, solid journal bearing, bushed bearing open bearing.
13.3 Plummer
block.
13.4 Footstep
bearing.
13.5 Wall
bracket and bearing.
13.6 Ball
and roller bearing (sketches)
II
[23 (23.1-23.7, 23.9, 23.15, 23.17-23.19)]
14. I.C.E.
Parts 2
hours
14.1 Introduction
14.2
I.C.E. Piston (one view sketch)
14.3
I.C.E. Connecting Rod (two views)
II [28 (28.1-28.3)]
15.
Concept of Limits, Fits and Tolerances 2
hours
15.1 Introduction
15.2 Conventional
Fundamental Tolerancing.
15.3 Definitions
and Schematic representations of : basic size, zeroline, maximum size, minimum
size, upper deviation, lower deviation, tolerance, clearance fit, transition
fit and interference fit.
15.4 Symbols
for tolerances, deviations and fits.
15.5 Methods
of giving tolerances and fits
II
[13 (13.1, 13.2, 13.4, 13.6, 13.7)]
Text Books
I.
P.S. Gill, ‘Engineering Drawing’, S.K.
Kataria and Sons, Ludhiana (2003)
II.
P.S. Gill, ‘Machine Drawing’, S..K.
Kataria & Sons Ludhiana (2001)
Reference Books
1.
S.C. Sharma and Naveen Kumar ‘Engineering
Graphics with Auto CAD’ E.D. Galgotia and Sons, Delhi.(2002)
2.
S.C. Sharma ‘Machine Drawing’ Galgotia
Publication, Delhi. (2004)
3.
R.B. Gupta, Fundamentals of Engineering Drawing,
‘Satya Prakashan’ Delhi (2001).
4.
B.D. Bhatt, ‘Machine Drawing’.
5.
V. Lakshminarayanan
and R.S. Vaishwnar, Engineering Graphics(1999)