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Students those who are studying JNTUK R19 Mechanical Branch, Can Download Unit wise R19 3-2 CAD/CAM Material/Notes PDFs below.

OBJECTIVES:

• Understand the basic fundamentals of computer aided design and manufacturing.
• To learn 2D & 3D transformations of the basic entities like line, circle, ellipse etc
• To understand the different geometric modeling techniques like solid modeling, surface modeling, feature based modeling etc. and to visualize how the components look like before its manufacturing or fabrication
• To learn the part programming, importance of group technology, computer aided process planning, computer aided quality control
• To learn the overall configuration and elements of computer integrated manufacturing systems

UNIT-1

COMPUTER GRAPHICS: Raster scan graphics coordinate system, database structure for graphics modeling, transformation of geometry, 2D and 3D transformations, mathematics of projections, clipping, hidden surface removal.

UNIT-2

GEOMETRIC MODELING: Requirements, geometric models, geometric construction models, curve representation methods, parametric representation of various curves:cubic spline, bezier curves. surface representation methods, Solid modelling.

GEOMETRIC MODELING: Requirements, geometric models, geometric construction models, curve representation methods, surface representation methods, modeling facilities desired.

UNIT-3

PART PROGRAMMING FOR NC MACHINES: NC, NC modes, NC elements, CNC machine tools, structure of CNC machine tools, features of Machining center, turning center, CNC Part Programming: fundamentals, manual part programming methods, Computer Aided Part Programming. Direct Numerical Control, Adaptive Control.

UNIT-4

GROUP TECHNOLOGY: Part family, coding and classification, production flow analysis, types and advantages. Computer aided processes planning – importance, types. FMSIntroduction, Equipment, Tool management systems, Layouts, FMS Control

UNIT-5

COMPUTER INTEGRATED MANUFACTURING SYSTEMS: Types of manufacturing systems, machine tools and related equipment, material handling systems, material requirement planning, computer control systems, human labor in manufacturing systems, CIMS benefits.

COMPUTER AIDED QUALITY CONTROL: Terminology used in quality control, use of computers in Quality control. Inspection methods- contact and noncontact types, computer aided testing, integration of CAQC with CAD/CAM.

TEXT BOOKS:

1. CAD / CAM Principles and Applications/PN Rao / McGraw-Hill
2. Automation, Production systems & Computer integrated Manufacturing/ M.P. Groover/Pearson Education

REFERENCE BOOKS:

1. Mastering CAD / CAM / Ibrahim Zeid / McGraw-Hill
2. Principles of Computer Aided Design and Manufacturing / Farid Amirouche / Pearson
3. Computer Numerical Control Concepts and programming / Warren S Seames / Thomson learning, Inc
4. Product manufacturing and cost estimation using CAD/CAE/ Kuang Hua Chang/Elsevier Publishers

OUTCOMES:

• Describe the mathematical basis in the technique of representation of geometric entities including points, lines, and parametric curves, surfaces and solid, and the technique of transformation of geometric entities using transformation matrix
• Describe the use of GT and CAPP for the product development
• Identify the various elements and their activities in the Computer Integrated Manufacturing Systems.