Product cycle- Design process- sequential and concurrent engineering- Computer aided design – CAD system architecture- Computer graphics – co-ordinate systems- 2D and 3D transformations- homogeneous coordinates - Line drawing -Clipping- viewing transformation
Representation of curves- Hermite curve- Bezier curve- B-spline curves-rational curves-Techniques for surface modeling – surface patch- Coons and bicubic patches- Bezier and B-spline surfaces. Solid modeling techniques- CSG and B-rep
Hidden – Line-Surface-Solid removal algorithms – shading – colouring – computer animation.
Assembly modelling – interference of positions and orientation – tolerance analysis - mass property calculations – mechanism simulation and interference checking
Standards for computer graphics- Graphical Kernel System (GKS) - standards for exchange images- Open Graphics Library (OpenGL) - Data exchange standards - IGES, STEP, CALS etc. - communication standards Lab: INTRODUCTION TO 2D DRAFTING Drawing, Editing, Dimensioning, Layering, Hatching, Block, Array, Detailing, Detailed drawing. 1. Bearings - Bush bearing, Plummer block 2. Valves – Safety and non-return valves. Lab: 3D GEOMETRIC MODELING AND ASSEMBLY 3. Couplings – Flange, Universal couplings 4. Joints – Knuckle, sleeve & cotter joints Engine parts – Piston, connecting rod
Reference Book:
1. Chris McMahon and Jimmie Browne “CAD/CAM Principles", "Practice and Manufacturing management “ Second Edition, Pearson Education, 1999. 2. William M Neumann and Robert F.Sproul “Principles of Computer Graphics”, McGraw Hill Book Co. Singapore, 1989. 3. Donald Hearn and M. Pauline Baker “Computer Graphics”’. Prentice Hall, Inc, 1992. 4. Foley, Wan Dam, Feiner and Hughes - "Computer graphics principles & practice" Pearson Education – 2003. 5. S. Trymbaka Murthy, “A Text Book of Computer Aided Machine Drawing”, CBS Publishers, New Delhi, 2007.
Text Book:
1. Ibrahim Zeid “Mastering CAD CAM” Tata McGraw-Hill Publishing Co.2007 2. Gopalakrishna K.R., “Machine Drawing”, 22nd Edition, Subhas Stores Books Corner, Bangalore, 2013 3 Mikell.P.Groover “Automation, Production Systems and Computer Integrated Manufacturing”, Prentice Hall of India, 2008. 4 Radhakrishnan P, SubramanyanS.andRaju V., “CAD/CAM/CIM”, 2nd Edition, New Age International (P) Ltd, New Delhi,2000. 5 Richard M. Lueptow., “Graphics Concepts”,Prentice Hall, 2000.
