CMF339 Unconventional Machining Processes Syllabus:
CMF339 Unconventional Machining Processes Syllabus – Anna University Regulation 2021
COURSE OBJECTIVES:
• Understand the need and importance of non-traditional machining methods and process selection.
• Gain the knowledge to remove material by thermal evaporation, mechanical energy process.
• Apply the knowledge to remove material by chemical and electro chemical methods.
• Analyze various material removal applications by unconventional machining process.
UNIT I INTRODUCTION
Need for non-traditional machining methods, classifications of modern machining processes, considerations in process selection, materials application, Ultrasonic machining: Elements of the process, mechanics of metal removal, process parameters, economic considerations, application and limitations, recent developments.
UNIT II ABRASIVE JET MACHINING
Abrasive jet machining, water jet machining and abrasive water jet machining: basic principles, equipment’s process variables, mechanics of metal removal, MRR, applications and limitations; Electro chemical processes: Fundamentals of electro chemical machining, electro chemical grinding, electro chemical honing and deburring process, metal removal rate in ECM, tool design, surface finish and accuracy, economic aspect of ECM, simple problem for estimation of metal removal rate
UNIT III THERMAL METAL REMOVAL PROCESSES
General principle and applications of Electric discharge machining, electric discharge grinding, electric discharge wire cutting processes, power circuits in EDM, mechanism of metal removal in EDM, process parameters. Selection of tool electrodes and dielectric fluids, surface finish and accuracy.
UNIT IV ELECTRON BEAM MACHINING
Generation and control of electron beam for machining, theory of electron beam machining, comparison of thermal and non thermal processes, general principle and applications of laser beam machining, thermal features, cutting speed and accuracy of cut.
UNIT V PLASMA MACHINING
Application of plasma for machining, metal removal mechanism, process parameters, accuracy and surface finish and other applications of plasma in manufacturing industries; Chemical machining principle, maskants, etchants, applications.
TOTAL : 45 PERIODS
OUTCOMES:
Upon the completion of this course the students will be able to
• Compare non-traditional machining, classification, material applications in material removal process
• Summarize the principle and processes of abrasive jet machining.
• Understand the principles, processes and applications of thermal metal removal processes.
• Identify the principles, processes and applications of EBM.
• Understand the principles, processes and applications of Plasma Machining.
TEXT BOOKS:
1. K. Jain, “Advanced Machining Processes”, Allied Publishers, 1st Edition, 2013.
2. Pandey P. C., Shah H.S., “Modern Machining Processes”, Tata McGraw-Hill, 1st Edition, 2013.
REFERENCES:
1. Bhattacherya A, “New Technology”, The Institute for Engineers, 1st Edition, 1973.
2. C. Elanchezhian, B. Vijaya Ramnath, M. Vijayan, “Unconventional Machining processes”, Anuradha Publication, 1st Edition, 2005.
3. M. K. Singh, “Unconventional Machining processes”, New Age International Publishers, 1st Edition, 2010.