JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Pre-requisites

None

Course objectives:

• To provide basic concepts in engineering drawing.
• To impart knowledge about standard principles of orthographic projection of objects.
• To draw sectional views and pictorial views of solids.

Course Outcomes:

• Preparing working drawings to communicate the ideas and information.
• Read, understand and interpret engineering drawings.

UNIT - I

Introduction to Engineering Drawing: Principles of Engineering Graphics and their Significance, Conic Sections including the Rectangular Hyperbola – General method only. Cycloid, Epicycloid and Hypocycloid Involute. Scales – Plain, Diagonal and Vernier Scales.

UNIT - II

Orthographic Projections: Principles of Orthographic Projections – Conventions – Projections of Points and Lines Projections of Plane regular geometric figures.—Auxiliary Planes.

UNIT - III

Projections of Regular Solids – Auxiliary Views.

UNIT - IV

Sections or Sectional views of Right Regular Solids – Prism, Cylinder, Pyramid, Cone – Auxiliary views – Sections of Sphere. Development of Surfaces of Right Regular Solids – Prism, Cylinder, Pyramid and Cone

UNIT - V

Isometric Projections: Principles of Isometric Projection – Isometric Scale – Isometric Views – Conventions – Isometric Views of Lines, Plane Figures, Simple and Compound Solids – Isometric Projection of objects having non- isometric lines. Isometric Projection of Spherical Parts. Conversion of Isometric Views to Orthographic Views and Vice-versa – Conventions Auto CAD: Basic principles only.

Text books:

• Engineering Drawing / Basant Agrawal and Mc Agrawal/ Mc Graw Hill
• Engineering Drawing/ M.B. Shah, B.C. Rane / Pearson.

Reference books:

• Engineering Drawing / N.S. Parthasarathy and Vela Murali/ Oxford
• Engineering Drawing N.D. Bhatt / Charotar