Modern manufacturing processes are classified according to the type of fundamental machining energy employed. That has all been changed, since the publishing of carl sommer s latest book, the non traditional machining handbook. Mechanical machining i jet machining and ultrasonic machining usm are typical examples of single action, mechanical non traditional machining processes. Pdf nontraditional manufacturing processes by gary f. To learn about various unconventional machining processes, the various process. Classifies the hybrid machining processes based on the major mechanism and hence the machining phase causing the material removal from the workpiece into hybrid thermal and hybrid electrochemical processes 4.
Edm is a kind of nontraditional machining method which is used to etch conductive material by electric erosion which is produced by the pulse discharge between two poles immersed in working liquid, also known as discharge machining or electroerosion machining. The first three sections of this chapter deal with the working principles and pa. The unconventional machining is also called as non traditional machining the unconventional machining use for the machine the hard and brittle materials such as carbides, stainless steel, hastelloy, nitralloy, waspalloy, and any other that cannot be machined by a conventional process using the conventional machines such as lathe, milling, shaper, planer etc. A comprehensive guide to machines, techniques, and processes used in todays nontraditional machining intended as a guide for working with some of the most difficulttomachine materials such as superalloys, ceramics, and composites, advanced machining is a definitive reference for both nontraditional and hybrid machining processes. Machining with a difference thats what nonconventional machining is all about. This book provides a convenient, single source of information on advanced machining, material forming, and joining processes.
Various nonconventional machining process slideshare. Unconventional machining process sasurie college of engineering. Summary of ntm processes feed, mmmipm roughness, aa. Introduction to nontraditional machining iit kanpur. Non traditional machining processes, also called advanced manufacturing. 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. This course deals with non traditional machining processes, we will discuss about advantage and disadvantages, instrument used for machining, applications of various processes and all numericals from gate ies upsc perspective. Pdf gate 2021 syllabus for mechanical engineering me. Pdf nontraditional machining process find, read and cite all the research you need on researchgate.
The introduction of abrasives to the fluid jet enhances the machining efficiency and is known as abrasive water jet machining. Nontraditional machining processes flashcards quizlet. Advanced nontraditional machining processes springerlink. On account of the importance of these production methods in modern manufacturing systems, non traditional machining processes are now included in curriculum of the most graduate and undergraduate engineering courses. Fundamentals and applications materials forming, machining and tribology 1st ed.
Nontraditional machining the definitive guide machinemfg. Principles of machining processes by jared cammon on prezi. Common nontraditional machining methods electrical discharge machining edm. Processes likeabrasive jet machining water jet machininglaser beam machininghot machiningplasma arc machininghave also been included. Jain advanced machining processes, authored by vijay k. A detail classification f the machining process based on the type of energy used, the mechanism of. Mar 30, 2017 today we will learn about laser beam machining principle, working, equipments, application, advantages and disadvantages with its diagram. Laser beam machining is a thermal machining process which uses laser beam to produce heat. Pdf nontraditional machining ntm processes are now being widely used to generate intricate and accurate. When do we need nontraditional processes very high hardness and the strength of the material. Jul 05, 2014 non conventional machining processes 1. The machining medium is solid grains suspended in an abrasive slurry in the former,while a fluid is employed in the wjm process. These advanced machining processes amp become still more important when one considers precision and ultraprecision machining. Download nontraditional manufacturing processes by gary f.
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. Understand the compare traditional and nontraditional machining process and. In order to realize the manufacturingmachining 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. Non traditional manufacturing processes an overview.
Modern machining processes presents unconventional machining methods which are gradually commercial acceptance. The impact of free abrasive particles on the work surface. Principles of nontraditional machining processes machining. The technology developed in research laboratories cannot be brought to the shop floor unless its applications are realized by. It provides information on updated and advanced machine processes that are used today. Pdf selection of nontraditional machining process researchgate. Electron beam machining ebm introduction, principle, equipment and. Presents clearly the principles of material removal mechanisms in nonconventional machining. Nontraditional manufacturing processes crc press book. Materials are removed by traversing in a direction parallel to the axis of. Advanced machining processes nontraditional and hybrid.
It includes detailed information to gain insight into the manufacturing processes which are new, unconventional and list out the the. Download link is provided and students can download the anna university me6004 unconventional machining processes ump syllabus question bank lecture notes syllabus part a 2 marks with answers part b 16 marks question bank with answer, all the materials are listed below for the students to make use of it and score good maximum marks with our study materials. Conventional machining processes and machine tools module. Situations where traditional machining processes are unsatisfactory or. Now everyone can become knowledgeable as to what these processes are capable of, how they work, and the advantages they offer over the more traditional machining technologies. Non traditional unconventional machining process advance. Conventional machining processes and machine tools moduleiv. I the machining medium is solid grains suspended in an abrasive slurry in the former, while a uid is employed in the jet machining process. Non traditional 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. 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. Jain, is a comprehensive book for students pursuing mechanical engineering. Exercises 6 summary summary the edition addresses issues essential to modern manufacturing, ranging from traditional topics such as casting, forming, machining, and joining, to advanced topics such as the fabrication of nanomaterials. A comparative study of working principle and applications of various non conventional machining processes.
Nontraditional manufacturing processes crc press book this book provides a convenient, single source of information on advanced machining, material forming, and joining processes. The ultrasonic machining usm process is normally employed for hard andor. The working principles and the applications of some of these processes are discussed in this chapter. 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. Jan 24, 2016 non traditional machining processes, also called advanced manufacturing processes, are employed where traditional machining processes are not feasible, satisfactory or economical due to special reasons as outlined below. Objective of presentation at the end of this presentation, audience will be aware of merits of non conventional machining processes over their traditional counterparts. Buy gate mechanical books pdf online test series 2020. The common non traditional machining processes are described in this section. 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. It describes available technologies that use tools, such as high velocity material jets, pulsed magnetic fields, light beams, electrochemical reactions, and more. Nontraditional machining processes selection using evaluation. Material removal may occur with chip formation or even no chip formation may take place. Electrochemical machining works on the principles of electrolysis. A decision guidance framework for nontraditional machining.
Electric discharge machining edm working principleequipmentsprocess parameters. Traditional edged cutting toolbased machining processes are now being continuously replaced by nontraditional machining ntm processes so as to generate complex and intricate shapes on advanced and harder materials, like titanium, stainless steel, highstrength temperatureresistant alloys, fiberreinforced composites, and engineering ceramics. Traditional machining is mostly based on removal of materials using tools that are. Many advanced finishing processes have been employed to make circular andor non circular cavities and holes in difficulttomachine materials. 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. Yet, there are very few really good text books covering fundamentals, mathematical concepts and numerical problems. Mechanical machining ultrasonic machining usm and waterjet machining wjm are typical examples of single action, mechanical non traditional machining processes. Gate 2019 mechanical engineering syllabus contains engineering mechanics, mechanics of materials, theory of machines, vibrations, machine design, fluid mechanics, heattransfer, thermodynamics, engineering materials, casting, forming and joining processes, machining and machine tool operations, metrology and inspection, computer integrated manufacturing, production planning and control. Pdf me6004 unconventional machining processes ump books. What is the unconventional process which is used to remove maximum material. All aspects of mechanical, electrochemical and thermal processes are comprehensively covered. 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. In this machining process metal is removed by melting and vaporization of metal particle from surface of work piece.
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