Advanced machining process mechanical engineering mcq questions and answers home category mechanical engineering mcq questions and answers advanced machining process 1 the laser beam machining process can be carried out, when the media for energy transfer between tool and workpiece is. Machining of carbides and a variety of highstrength alloys. Medraj mech 4216511 lecture 194 machining tools single point multiple point. Materials are removed by traversing in a direction parallel to the axis of. Pdf download for developments in nonconventional machining for. This site is like a library, use search box in the widget to get ebook that you want. Producing specimens for metal fatigue and tensile tests. Machining a material removal process in which a sharp cutting tool is used to mechanically cut away material so that the desired part geometry remains most common application. Hence the machining process which utilizes other machining methods are termed as unconventional. Why unconventional mechanical machining process is not so effective on soft metals like aluminium. Developments in nonconventional machining for sustainable.
Article information, pdf download for energy efficiency of machining. Unconventional machining processes machining metalworking. Nontraditional machining processes selection using data envelopment analysis dea. Unconventional machining process machining abrasive. Unconventional machining processes textbook pdf free. Processes likeabrasive jet machining water jet machininglaser beam machininghot machiningplasma arc machininghave also been included. Download me6004 unconventional machining processes lecture notes, books, syllabus parta 2 marks with answers me6004 unconventional machining processes important partb 16 marks questions, pdf books, question bank with answers key. Download machining process pdf at the end of the article. Unconventional machining processes important questions for mechanical engineering students. Pdf selection of nonconventional machining processes. Pdf nontraditional machining processes selection using.
This book covers all possible topics needed in an undergraduate machining processes course. Selection of nonconventional machining processes using the ocra method article pdf available in serbian journal of management 101 september 2014 with. Process of fabrication of miniature structures features of. Non traditional manufacturing processes an overview.
However, machining processes inevitably waste material in the form of chips, production rates may be low, and unless carried out properly, the processes can have detrimental effects on the surface properties and performance of parts. Conventional machining uses tools, such as lathes, milling machines, boring machines, drill presses, or. Water jet machining wjm is a mechanical energy based nontraditional machining process used to cut and machine soft and nonmetallic materials it involves the use of high velocity water jet to smoothly cut a soft workpiece. All aspects of mechanical, electrochemical and thermal processes are comprehensively covered. Machining is the broad term used to describe removal of material from a workpiece includes cutting, abrasive processes grinding, advanced machining processes electrical, chemical, thermal, hydrodynamic, lasers automation began when lathes were introduced in 1700s now have computer numerical control cnc machines. Comparison between conventional and nonconventional machining. Nonconventional or advanced machining processes such as electric.
Dec 29, 2015 machining is a processes in which a piece of raw material is cut into a desired final shape and size by a controlled materialremoval process. Machining is a processes in which a piece of raw material is cut into a desired final shape and size by a controlled materialremoval process. It is similar to abrasive jet machining ajm in water jet machining, high velocity water jet is allowed to strike a given workpiece. In these processes no conventional cutting tools with a predefined cutting is edge is used just like we all know that single point turning tool or milling cutter, etc. There is no case of micromachining in conventional machining methods and that has been fed up with the unconventional machining methodsadvanced manufacturing methods because of the following reasons. Me6004 unconventional machining processes syllabus notes. The book unconventional machining processes offers an indepth study on various unconventional machining processes. The book has both conventional and nonconventional machining process to teach you effectively. Unconventional machining processes important questions. In this ebook you will find covering the both electrical discharge machining and electrochemical machining. Modern machining method working principle of electric discharge machining electric discharge machining process is carried out in presence of dielectric fluid which creates path for discharge.
Modern machining processes presents unconventional machining methods which are gradually commercial acceptance. There is no case of micromachining in conventional machining methods and that has been fed up with the unconventional machining methodsadvanced manufacturing methods because of. These advanced machining processes amp become still more important when one considers precision and ultraprecision machining. Anna university me6004 unconventional machining processes syllabus notes 2 marks with answer is provided below. Unconventional machining process anna university question. The common nontraditional machining processes are described in this section. Unconventional machining processes introduction and. In order to realize the manufacturing machining demands thrived by newer, hard and difficulttomachine materials being utilized in the present day industries, an assortment of nontraditional machining ntm processes has been developed over the past few decades. This textbook is also useful to most of the students who are preparing for competitive exams. Advanced machining process mechanical engineering mcq. Modern machining processes tata mcgrawhill, new delhi, 2007. Traditional machining processes consist of turning, boring, drilling.
Senthil kumar, ars publications book free download. Unconventional machining processes textbook pdf free download unconventional machining processes textbook pdf free download. Fundamentals of machining and machine tools download. I performance depends on thermal, electrical and chemical properties of workpiece materials. Turning a machining process in which a singlepoint tool remove material from. Written by an expert with over 40 years of experience in research and teaching machining and related topics, this new edition textbook presents the principles and theories of material removal and applications for conventional, nonconventional and hybrid. Advanced nontraditional machining processes springerlink. Advanced manufacturing processes pdf full book by badebhau. Building of machines, structures, or process equipment by cutting, shaping and assembling components made from raw materials. Non traditional manufacturing processes an overview introduction nontraditional manufacturing processes is defined as a group of processes that remove excess material by various techniques involving mechanical, thermal, electrical or chemical energy or combinations of these energies but do not use a sharp cutting tools as it needs to be. To learn about various unconventional machining processes, the various process parameters and their influence on performance and their applications. The advent of hard materials for aerospace applications have made the machining process by conventional methods very difficult and time consuming. Chemical machining, aching of semi conductors, coating. Important characteristics of advance machining processes i process performance is independent of workpiece.
Enlist the requirement that demands the use of advanced machining process. Advanced machining processes by hassan abdelgaward elhofy. Modern machining process, pandey and shan, tata mcgraw hill 2000. Pdf unconventional machining processes senthil kumar. A machining process is called nontraditional if its material removal mechanism is basically different than those in the traditional processes, i. Because of point cutting wjc is able to cut materials almost any pattern. Edm process has many advantages over traditional manufacturing process during the machining. Pdf me6004 unconventional machining processes lecture. Unconventional machining processes frequently asked questions, and last year questions.
Many advanced finishing processes have been employed to make circular andor noncircular cavities and holes in difficulttomachine materials. This book is written to serve the needs of under graduate students embarking introductory course in unconventional machining processes. Lecture notes on modern manufacturing process dr pramod. A decision guidance framework for nontraditional machining. Me6004 unconventional machining processes question papers. In unconventional machining, a form of energy is used to remove unwanted material from. Nontraditional and hybrid machining processes by hassan abdelgaward elhofy book is a good reference for both nontraditional and hybrid machining processes. Chapter 2 overview of hybrid machining processes iit kanpur. An introduction to machining practices cornell university. Ultrasonic machining is a mechanical type nontraditional machining process. Depending on workpiece material and the condition of the tool, unit powerrequirements in machining range between 0. Non traditional machining process mechenchy modern machining processes by p. Nontraditional machining processes selection using data envelopment. Unconventional machining processes harness energy sources considered unconventional by yesterdays standards.
What prevents machining from being a fully digital technology. Introduction we all know that the term machinability refers to the case with which a metal can be machined to an acceptable surface finish. Unconventional machining process nov,dec2014, may 2014 r2008, unconventional machining process may 2014 r2008,2010, unconventional machining process nov,dec20, unconventional machining process dec2012, unconventional machining process ap,may2008, unconventional machining process may2009, unconventional machining process nov,dec2009, unconventional machining process. Manufacturing processes are among the most energy intensive on earth. What are the advantages of wjc over conventional cutting methods. Unconventional machining processes textbook is one of the famous textbook for engineering students. Jun 20, 2016 the advent of hard materials for aerospace applications have made the machining process by conventional methods very difficult and time consuming. Unconcentional machining processes, ump old question.
Material removal is accomplished using electrical, chemical, mechanical and light energies during the last 55 years over 20 different nontraditional manufacturing processes have been invented and used successfully the requirements that. Simulation based planning of machining processes with industrial. Introduction as a result of the advances in machine tools and cutting tool technology in recent decades, many of the conventional machining processes such as turning, milling and drilling have become costeffective, flexible and highthroughput manufacturing processes for producing high precision and high. Mention the application of catcher in water jet machining. Unconventional machining process imp qusts pdf file ump important questions please find the attached pdf file of unconventional machining process importan.
It has been expanded and improved and consists of two new chapters that deal with the concept of machinability and the roadmap to selecting a machining process that meets the required design specification. Nontraditional machining processes research advances joao. Unconventional machining process free download as powerpoint presentation. This paper gives an introduction and a brief overview of various unconventional processes that are in practice nowadays. Pdf unconventional machining process radhika talupula.
Tools are nonconventional technique like laser beam, electric arc etc. Materials are removed by traversing in a direction parallel to the axis of rotation of axis or along a specified path to form a complex rotational shape. Unconventional machining process imp qusts ump important. No conventional nonconventional 1 direct contact of tool and workpiece. Conventional and nonconventional processes book pdf by hassan abdelgawad elhofy machining remains a hugely important process in modern engineering and manufacturing practice, and students need to be aware of the. An unconventional machining process or nontraditional machining process is a special type of machining process in which there is no direct contact between the tool and the workpiece. After achieving the merits of nonconventional machining methods, efforts are being made for cross process innovations to improve the machining characteristics. Anna university me6004 unconventional machining processes question papers is provided below. Ultrasonic machining is a nontraditional process, in which abrasives contained in a slurry are driven against the work by a tool oscillating at low amplitude 25100 microns and high frequency 1530 khz. Advanced machining processes nontraditional and hybrid machining processes hassan elhofy production engineering department alexandria university. Unconventional machining processes notes 1 download pdf unconventional machining processes notes download pdf unconventional machining processes question bank 1 download pdf unconventional machining processes me6004 may june 2016 question paper unconventional machining processes me6004 nov dec 2016 question paper. This new edition covers the fundamentals of machining by cutting, abrasion, erosion, and combined processes. This is due to material removal rate mrr decreases with increased hardness of the work material.
Conventional machining processes and machine tools moduleiv. Introduction to nontraditional machining iit kanpur. Chips generated in machining are wasted material, at least in the unit operation time consuming a machining operation generally takes more time to shape a given part than alternative shaping processes, such as casting, powder metallurgy, or forming dr. Download pdf of unconventional machining process note mechanical engineering offline reading, offline notes, free download in app, engineering class handwritten notes, exam notes, previous year questions, pdf free download. Nontraditional machining processes covers recent research and. Senthil kumar, ars publications the book unconventional machining processes for engineering and technology studies.
Nontraditional machining processes covers recent research and development in techniques and processes which focus on achieving high accuracies and good surface finishes, parts machined without burrs or residual stresses especially with materials that cannot be machined by conventional methods. Conventional machining processes and machine tools moduleiv turning turning operation is a machining process and is used to produce round parts in shape by a single point cutting tool. Control of machining processes university of michigan. Unconventional machining processes me8073, me6004 anna. Scribd is the worlds largest social reading and publishing site. Pdf unconventional machining processes local author by. The machining medium is solid grains suspended in an abrasive slurry in the former,while a fluid is employed in the wjm process. Conventional machining process metal is removed by means of tool which is harder than work piece and they both are in contact with each other demerits of conventional machining process disposal and recycling of the chips are difficult and tedious process large cutting forces are involved in this process. This chapter introduces a novel variant of electric discharge machining edm process entitled to electrical discharge milling edmilling operation. M e6004 notes syllabus all 5 units notes are uploaded here. Some of the processes employed for hole making are electrodischarge machining, laser beam machining, electron beam machining, shaped tube electrochemical machining and electrochemical spark machining. The ecg process can be applied to the following common methods of grinding 1. Unconventional machining process note pdf download.
Click download or read online button to get fundamentals of machining and machine tools book now. Conventional machining processes and machine tools pdf. Book download link provided by engineering study material esm. Unconventional machining processes textbook pdf free download. Ultrasonic machining usm and waterjet machining wjm are typical examples of single action, mechanical non traditional machining processes. Nontraditional manufacturing processes or unconventional machining processes conventional machining processes mostly remove material in the form of chips by applying forces on the work material with a wedge shaped cutting tool that is harder than the work material under machining condition. Jain advanced machining processes allied publishers pvt.
Class lecture notes for third year,sixth semester unconventional machining process subject code. Pdf unconventional machining processes local author by dr. This textbook is also useful to most of the students who are preparing. It is now well established that unconventional machining processes are able to meet the challenges posed by the demand for economic machining of ultrahard and high strength materials to close tolerances. Tech unconcentional machining processes, ump old question papers, answers, important questionunconventional machining processes r regulation b. Most downloaded international journal of machine tools and.
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