MR4004 Design of Machine Elements and Product Development Syllabus:
MR4004 Design of Machine Elements and Product Development Syllabus – Anna University PG Syllabus Regulation 2021
COURSE OBJECTIVES
1. To introduce the students about basic concepts, practices, standard data, terminology and symbols for designing.
2. To learn the design procedures of shafts and couplings to withstand various loads.
3. To learn the design procedures of transmission components to transfer power and to withstand various loads.
4. To introduce the students about basic concepts of product development.
5. To learn the basic formulation of finite element analysis for various components
UNIT I INTRODUCTION
Introduction to national and international symbols- Engineering materials and their physical properties and applied to design- Selection of materials- selection for new design and material considerations-Factors of safety in design- Dimensioning and detailing- Fitness and tolerance Surface finish and machining symbols –Product development- Elementary concept of functional, aesthetic and form design- Principles of design optimization- Future trends- CAD.
UNIT II STATIC AND VARIABLE STRESSES
Static and variable loading in machine elements- Stress concentration- Goodmen and soderberg method of design- Design of power transmission shafts- Subjected to torsion, bending and axial loads- Design of close coiled helical spring -Design of couplings- Muff, Flange, Bushed and pin types.
UNIT III DESIGN OF TRANSMISSION ELEMENTS
Design of gears – Selection and specification- Principle of hydrodynamic lubrication – Design of journal bearings – Selection and specification of anti-friction bearings – Life rating of roller bearings.
UNIT IV PRODUCT DESIGN AND DEVELOPMENT
Quality function development (QFD) – product design and specification, design for manufacturability (DFM), design for assembly and disassembly, human factors in design ergonomics, creativity in design, TRIZ- axiomatic design.
UNIT V FINITE ELEMENT ANALYSIS
Basic Concept of FEA – finite element analysis of one dimensional and two dimensional problems variational formulation of B.V.P. – Ritz Method-Examples related to one-dimensional and two dimensional problems.
TOTAL : 45 PERIODS
COURSE OUTCOMES:
Upon completion of this course, the students can able to
1. Understand the basic concepts, practices, standard data, terminology and symbols for designing.
2. Create the shafts and couplings for given various types of loads.
3. Create the transmission components to transfer given power and to withstand various types of loads.
4. Understand the basics concepts of product development.
5. Analyze and formulate finite element equations for some general machine components.
REFERENCES
1. George E.Dieter, Linda C.Schmidt, “Engineering Design”, McGraw-Hill International Edition, 6th Edition, 2021, ISBN 978-007-127189-9.
2. Jain R.K., “Machine design”, Khanna Publishers, Delhi, 2006.
3. Khurmi R.S and Gupta J.K, “A Text Book of Machine Design”, Eurasia Publishing House (P) Ltd, New Delhi, 2006.
4. PSG Design data Handbook, Kalaikhathir Publications, CBE 2002.
5. Ramamurthi, V., “Finite Element Method in Machine Design”, Narosa Publishing House, January 2009, ISBN: 978-81-7319-965-3
6. Shigley J.E. “Mechanical Engineering Design”, McGraw-Hill Book Co., Delhi, 2004.
7. Spotts N.F. “Design of Machine Elements”, Prentice-Hall of India, 2004.