2K6 EN105 ENGINEERING GRAPHICS

Module 0 (12 hours – 2 drawing exercise) (No questions in the university exam; questions should be
included in the class test)
Introduction to engineering graphics – drawing instruments and their uses – types of lines – lettering – dimensioning – BIS code of practice for engineering drawing – construction of conics, spirals, cycloids, involutes and helix.
Module I (14 hours – 2 drawing exercises)
Introduction to orthographic projection. Projection of points – projection of lines – parallel to one plane and inclined to the other – lines inclined to both the planes – true length and inclination with reference planes – traces. Trapezoidal and rotating line method. Projections of planes.
Module II (14 hours – 2 drawing exercises)
Orthographic projection of solids in simple position – projections of frustum and truncated solids – projection of solids with axis inclined to one or both the planes – projections on auxiliary planes – primary and secondary auxiliary projections – projections of solids in combination.
Module III (18 hours – 3 drawing exercises)
Sections of solids by horizontal, vertical or inclined planes – true shape of section. Development of surface of solids, sectional solids, solids having hole. Intersection of surfaces – intersection of prism in prism, cylinder in cylinder and cylinder in cone.
Module IV (14 hours – 2 drawing exercises)
Introduction to isometric projection – isometric scale – isometric view – isometric projections of solids, frustums & truncated solids and their combinations. Conversion of pictorial projection to orthographic projection.
Module V (16 hours – 3 drawing exercises)
Introduction to machine drawing – screwed fastening – bolts and nuts – cap screw – machine screw – set screw – locking arrangements – foundation bolts. Graphic symbols used in engineering. Simple and Sectional views of Knuckle joint – protected type flanged coupling, bushed bearing – socket & spigot pipe joint.
Note: All drawing exercises mentioned above are for class work. Additional exercises wherever necessary may be given as home assignments.

Reference Books:
1. John K C, Engineering Graphics, JET Publishers.
2. Varghese P I, Engineering Graphics, VIP Publishers.
3. Bhatt N D, Elementary Engineering Drawing, Charotar Publishing house.
4. Narayana K L & Kannaiah P Engineering Graphics, Tata McGraw Hill
5. Luzadder W J, Fundamentals of Engineering Drawing, Prentice Hall of India
6. K Venugopal, Engineering Graphics, New Age International (P) Ltd
7. K N Anilkumar, Engineering Graphics, Adhyuth Publishers Kottayam
8. Varghese P I, Machine Drawing, VIP Publishers
9. Bhatt N D ,Machine Drawing, Charotar Publishing house
10. S. B Mathur, A Text Book of Engineering Graphics, Vikas Publishing house.