Basic principle, purpose and application of grinding. These notes and ebook on non traditional machining have been prepared by experienced engineering faculty and toppers and will provide you with easy to study material. Non traditional machining processes linkedin slideshare. Hey folks, on this thread, i have shared the pdf lecture notes for the subject non traditional machining. Advanced non traditional machining processes 327 27 komanduri r 1996 on material removal m echanism in. Advanced nontraditional machining processes springerlink.
Traditional machining processes advanced machining processes traditional finishing processes advanced finishing processes. Pdf nontraditional machining processes selection using. I high surface nish nanolevel ra value i miniaturization of products examples. Non traditional 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. Manufacturing process by kestoor praveenmilling machine. Capstan and turret lathes, automats, broaching machines, centreless grinding machines.
All aspects of mechanical, electrochemical and thermal processes are comprehensively covered. Manufacturing processes i nptel online videos, courses. This is an introductory level course in manufacturing systems technology and management. This course will define the areas of application of traditional as well as non traditional nachining finishing processes in the manufacturing industry. Non traditional manufacturing processes an overview. Water jet machining wjm is a mechanical energy based non traditional machining process used to cut and machine soft and non metallic materials it involves the use of high velocity water jet to smoothly cut a soft 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 vast host of methods and technologies available to meet all sorts of precision and surface finish requirements.
How is classification of nontraditional machining done. Nontraditional machining introduction machining processes that involve chip formation have a number of inherent limitations which limit their application in industry. Pdf nontraditional manufacturing processes by gary f. Non traditional manufacturing processes an overview introduction non traditional 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. Many advanced finishing processes have been employed to make circular andor non circular cavities and holes in difficulttomachine materials. New and novel materials because of their greatly improved chemical, mechanical and thermal properties are sometimes impossible to machine using traditional machining processes.
It is a process of mechanical machining of precision elements using lathes or derivative machine tools e. His research areas include advanced finishing and nanofinishing processes, magnetorheological finishing mrf process, advanced non traditional machining processes, micromachining processes. Get details of non traditional machining by kestoor praveen pdf download. In this category of non traditional machining electrical energy is used in the form of electrochemical energy or electroheat energy to erode the material or to melt and vapourized it respectively. Unconventional machining processes introduction and. Nocphase equilibria in materials nature and properties of materialsii. Several types of non traditional machining processes have developed to better machining condition. Abrasive particles in the fluid contact raised features on the surface of the workpiece and remove them. Characteristics of electrolyte good electrical conductivity non toxicity and chemical stability non corrosive property low viscosity and high specific heat electrolyte. The former onesprovide basic shape and size to the material as per designers requirement. Nontraditional machining processes selection using data envelopment analysis dea article pdf available in expert systems with applications 387.
Brief overview and introduction to electrochemical machining, electrode discharge machining, ultrasonic machining, abrasive jet machining, material removal r. Electrochemical machining ecm is used to remove metal and alloys which are difficult or impossible. Tools are non conventional technique like laser beam, electric arc etc. It is similar to abrasive jet machining ajm in water jet machining, high velocity water jet is allowed to strike a given workpiece. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online courses, youtube iit videos nptel courses. Lecture on non conventional machining process by mech zone. It is a non traditional machining process in which no physical tool is used. Are you looking for non traditional machining by kestoor praveen pdf download. It includes detailed information to gain insight into the manufacturing processes which are new, unconventional and list out the the. Non traditional machining processes s5me complied by. Non traditional methods article pdf available in composites manufacturing 32. Date neelam kumar verma roll no 211me2355 iii electrochemical machining is a non conventional machining, 25 electrochemical grinding process 24 26. Paul,department of mechanical engineering, iit kharagpur.
We collected most searched pages list related with non traditional machining by kestoor praveen pdf download and more about it. High speed machining and assembly high speed machined aluminum parts are replacing builtup parts made by forming and assembly riveting in the aerospace industry. 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. 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. Modern machining processes presents unconventional machining methods which are gradually commercial acceptance. For most enterprises, the long term goal is to stay in business, grow and make profits. I high mrr i high production rate while processing di cult to machine. Introduction to nontraditional machining processes prof. When these machines are employed, they are many advantages over the traditional machining process. An unconventional machining process or non traditional machining process is a special type of machining process in which there is no direct contact between the tool and the workpiece. Download free ebooks at manufacturing processes and materials. Manufacturing processes can be broadly divided into two groups and they are primarymanufacturing processes and secondary manufacturing processes. Introduction electrochemical machining ecm is one of the newest and most useful non traditional machining ntm process belonging to electrochemical category.
Ramkumar department of mechanical engineering iit kanpur march 26, 2018. Processes likeabrasive jet machining water jet machininglaser beam machininghot machiningplasma arc machininghave also been included. Non traditional machining is also called advance manufacturing process. The part below was machined on a 5axis makino a77 at boeing using a 815k rpm spindle speed, and a feed of 240 ipm vs 60 ipm conventional machining. On this channel you can get education and knowledge for general issues and topics. I the machining medium is solid grains suspended in an. The first accelerator was developed in 1932 for nuclear physics experiments. This group includes chemical milling, photochemical machining, and thermo chemical machining. The chemical machining processes include those wherein material removal is accomplished by a chemical reaction, sometimes assisted by electrical or thermal energy applications. Chemical machining 632014 hareesha n g, dept of aero engg, dsce 2 3. Nontraditional machining ntm lecture notes, ebook for. A typical non conventional process is the machining. Machining and machine tool operations, limits, fits and tolerances. Product requirement i complex shapes i machining in inaccessible areas i low tolerances say, 0.
Non traditional machining traditional machining is mostly based on removal of materials using tools that are harder than the materials themselves. Jagadeesha t, assistant professor, national institute of technology, calicut. 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. Electrochemical machining, electroplating or electro discharge machining are the examples work on this principle. Conventional and non conventional machining processes. Noc non traditional abrasive machining processes ultrasonic, abrasive jet abrasive water jet machining.
Lecture series on manufacturing processes ii by prof. In unconventional machining, a form of energy is used to remove unwanted material from a given workpiece. Download nontraditional manufacturing processes by gary f. Nontraditional machining processes such as edm and ecm provide alternatives or sometimes the only alternative in generating highly complex 3d features in very difficultto machine materials.
Today we will learn about electron beam machining principle, working, equipments, application, advantages and disadvantages with its diagram. Pdf files of electrochemical grinding regaleximcoin electrochemical grinding machine process pdf, download pdf electrochemical grinding machine process pdf. Manufacturing process study notes handwritten free pdf. The process of metal removal by electro chemical dissolution was known as. No conventional non conventional 1 direct contact of tool and workpiece. 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. This is particularly true for manufacturing enterprises, which must understand the dynamic changes that are taking place in business environment and are flexible enough. 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. Comparison between conventional and non conventional machining. Me 338 manufacturing processes ii department academic.