Introduction to the science and engineering of materials fall 2010 mse 2090 section 1, monday and wednesday, 08. Sheet metalworking a bending and b deep drawing c shearing. Virtual engineering and planning process in sheet metal. In forming and in cutting, strain rates with values below 10. Virtual engineering and planning process in sheet metal forming. Advanced foundry processes metal mould, continuous, squeeze, vacuum mould, evaporative pattern, and ceramic shell casting. Manufacturing processes i nptel online videos, courses. Disadvantages of cold forming higher forces and power required surfaces of starting workpiece must be free of scale and dirt ductility and strain hardening limit the amount of forming that can be done in some operations, metal must be annealed to allow further deformation in other cases, metal is simply not ductile enough to be cold worked. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online courses, youtube iit videos nptel courses. Study of microstructure and mechanical properties effects on. Principles of metal forming technology course swayam. Metal forming operations involve plastic deformation of materials. Under the action of such forces, the shape and size of metal piece undergo a change. Nptel online videos, courses iit video lectures well organized.
Transverse sheet stretch forming press fett up to 12 independently controlled axes allow for the forming of leading edge and fuselage parts. Therefore, this process results in a narrow region of highly localized plastic deformation due to the formation and microstructure. Me 215 223 combined lecture and laboratory relating to the study of engineering materials. Stanford university, stanford, galiji 94305, usa university. Sheet metal operations i lecture 38 sheet metal operations ii lecture 39 powder metallurgy forming i lecture 40 powder metallurgy forming ii. They pointed out that the high forming velocity indeed helps to. Metal forming processes full notes ebook free download pdf. Earlier known as materials and metallurgical engineering at iit kanpur, the department since its inception has placed very strong emphasis on educating and nurturing young minds to impart. Sheetmetal forming processes, sheetmetal characteristics, shearing, bending of sheet and plate, stretch forming, bulging, deepdrawing, formability of sheet metals learn about sheetmetal process.
The material experiences plastic deformation to change the shape of the component and converted to the desired shape of the component. The process involves stretching the sheet to a calculated yield point and forming it over a tool. Study of microstructure and mechanical properties effects. This treatise on engineering materials and metallurgy contains a comprehensive treatment of the subject matter in a simple, lucid and direct language and envelopes a large number of figures which reinforce the text in the most efficient and effective way. The present course intends to give the exposure of various methods of producing thread, gear manufacturing processes as well as semi automats. Carl zweben, metal matrix composites, contractor report for ota, january 1987. Chandramouli associate deanresearch sastra university, thanjavur6 401. Velocity effects in metal forming and machining processes. Practically all metals, which are not used in cast form are reduced to some standard shapes for subsequent processing. Processes of formation from liquid and particle state, plastic forming, molding deformation and metal removal. Metal forming processes, also known as mechanical working processes, are primary shaping processes in which a mass of metal or alloy is subjected to mechanical forces. Chapter 4 metal matrix composites princeton university. Metal casting processes indian institute of technology. Advances in metal forming technology the institute of.
Microfabrication processes, additive manufacturing. Manufacturing processes i manufacturing processes i lecture series on manufacturing processes i by prof. Find materials for this course in the pages linked along the left. Manufacturing process ii fundamentals of metal forming 1 introduction metal forming includes a large group of manufacturing processes in which plastic deformation is used to change the shape of metal workpieces. Why are aluminium and copper based metals extruded, but not steel. Sheet stretch forming is a fast, economical, and accurate way to form a large panel from a metal sheet. The course contents and videos uploaded are free to download for all more detailed. Forging process analysis and preform design by harshil parikh, bhavin mehta, jay gunasekera department of mechanical engineering ohio university, athens, ohio 45701 rob mayer, president queen city forging company, cincinnati, ohio 45226 abstract the purpose of this paper is to optimize the forging process and reduce the required force. Therefore, this process results in a narrow region of highly localized plastic deformation due to the formation and microstructure effect on the. Understanding basic principles of metal forming and further being applied by engineers and. Bending, stretching and drawing of simple shapes are analysed, as are certain processes for forming thinwalled tubing. His research philosophy is that all theoretical work must be verified by experimental results and all experimental data must be evaluated based upon. The course is meant as an introduction towards primary manufacturing processes such as casting, forming and welding. Metal forming processes such as rolling, forging, extrusion etc.
Email print pdf such as ocean engineering, biotechnology, mining and metallurgy. Metal forming the metal forming lab, located in rougeou hall room 9, is operated by william j. The course seeks to impart an understanding of those manufacturing methods traditionally not associated with a machine shop environment. These methods should enable tool and product designers to reduce development lead times for the introduction of new products, to optimise the process and to help improve the quality. Explain which type of process would be used for making railway tracks and compare it to the process of making road crash barriers. After learning the course the students should be able to. Cutting and forming thin sheets of metal usually performed as cold working sheet metal 0. Any new material will be uploaded as soon as possible. Manufacturing process ii fundamentals of metal forming 1. Fundamental concepts of metal forming technology nptel.
The course contents and videos uploaded are free to. Embloms research focuses on forming and processes metals particularly sheet and tube forming. Nptel mechanical engineering forming joint initiative of iits and iisc funded by mhrd page 3 of. Wysk modern manufacturing process engineering mcgrawhill book company. Sukhatmes course on heat and mass transfer, based on incropera. Ring compression test is a simple test for determination of friction factor or the coefficient of friction. University of virginia, department of materials science and engineering mse 2090. This lecture describes the fundamentals of manufacturing including various definitions, need, processes, new technologies and applications etc. Nptel mechanical engineering forming joint initiative of iits and iisc funded by mhrd page 1 of sheet metal operations other sheet metal forming processes r. Lecture notes mit opencourseware free online course materials. Finite element plasticity and metalforming analysis is concerned with describing a computer based technique for aiding the optimisation of metalforming processes. The stress required to sustain a given amount of plastic deformation. The exam will be 2hrs in duration and held in the final exam period.
Be able to choose the best forming process for a specific product. Faculty of engineering and architecture m e c h a n i c a l e n g i n e e r i n g d e p a r t m e n t mech521 manufacturing processes ii catalog description. In this book, the theory of engineering plasticity is applied to the elements of common sheet metal forming processes. Apr 07, 20 nptel was the brainchild proposal which was put forward by the five main iits national program in technology enhanced learningnptel. Lecture notes for mse 20901 university of virginia.
Manufacturing processes i t may be surprising to learn that many engineers with great talent and a depth of experience have a hard time answering questions about the types of manufacturing environments that exist in their company. Most manufacturing environments fit into one of five general categories. The mathematical and physical modelling of primary metals processing operations. Nowadays the engineering and planning process in sheet metal forming is fundamentally supported by cad and cae systems. Introduction advantages of mechanical working processes differences between hot and cold working advantages and disadvantages of cold and hot working processes classifications of metal forming processes according to type of stress employed questions hi readers we are moving this blog to smartway2study. Make a table comparing the various profile cutting technologies. Beside the full 3d design process of parts and tools the simulation of sheet metal forming processes has established itself in the last 15 years within standard industrial practises. Materials and metal forming department of mechanical. Nptel mechanical engineering manufacturing processes i.
You can find all the course related stuff provided by the faculty here. You can also suggest us any interesting news or detail in interesting stuff page and it will be presented here if it is found worth. Earlier known as materials and metallurgical engineering at iit kanpur, the department since its inception has placed very strong emphasis on educating and nurturing young minds to impart quality education with strong fundamentals by offering an interdisciplinary curriculum. Where possible, the limits governing each process are identi. Coefficients of friction in forming processes are quiet high. It provides a concise introduction to the microstructures and processing of materials, and shows how these are related to the properties required in engineering design. For instance, toughness is an important but hardtodefine material property. Fundamentals of manufacturing processes by lal g k, narosa 4. Nonferrous extractive metallurgy nptel online videos. Steel and its heat treatment, editors t holm et al, swerea ivf, gothenburg, 2012. Mallett stanford university, stanford, galiji 94305, usa and w. Engineering materials and processes lecture 7 mechanical. Nptel provides elearning through online web and video courses various streams. They pointed out that the high forming velocity indeed helps to expand the.
Property data given in this chapter are therefore given as ranges rather than as single values. Nptel mechanical engineering forming joint initiative of iits and iisc funded by mhrd page 7 of. Me 206 manufacturing processes 1 department academic. Some mmc properties cannot be measured as they would be for monolithic metals. Lecture notes materials processing materials science. Large set of manufacturing processes in which the material is deformed plastically to. It can also be used for studying the lubrication characteristics of different lubricants. Indian institute of technology roorkee and nptel via swayam.
A shortterm course entitled fundamental and practical aspects of corrosion from june 2226, 2019. Metal forming is a manufacturing process in which forces are applied on raw material such that stresses induced in the material are greater than yield stress and less than ultimate stress. Finiteelement plasticity and metalforming analysis. Mechanical engineering manufacturing processes i nptel. An introduction to their properties and applications, 2nd edition, butterworthheinemann, 1996. His research philosophy is that all theoretical work must be verified by experimental results and all experimental data must be evaluated based upon theoretical analysis. Scribd is the worlds largest social reading and publishing site.
Theory of metal forming branch t production engineering otal credit 4 teacher abinash pujari period jan 2015may 2015 recommended books text books 1. The course seeks to impart an understanding of those manufacturing methods traditionally not. Mar 17, 2016 metal forming is a manufacturing process in which forces are applied on raw material such that stresses induced in the material are greater than yield stress and less than ultimate stress. Engineering materials 2, fourth edition, is one of the leading selfcontained texts for more advanced students of materials science and mechanical engineering. Advanced forming processes electromagnetic forming, explosive forming, electrohydraulic forming, stretch forming, contour roll forming. Department of production engineering lecture notes on theory of metal forming course code. Me 215 engineering materials and processes required catalog description. Metal casting is a labour intensive process automation. Mechanical engineering department me 215 engineering. Understand in depth the sheet metal processes and their formation mechanism. If coefficient of friction becomes very high it leads to a situation called sticking friction. Jul 09, 20 you can find all the course related stuff provided by the faculty here. Manufacturing companies producing metals supply metals in form of ingots which are obtained by casting liquid metal into a square cross section.
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