Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online. The course seeks to impart an understanding of those manufacturing methods traditionally not associated with a machine shop environment. Ghosh,department of metallurgy and material science,iit kharagpur. In recent years, finite element methods have been used extensively in the metalforming industry. Mse newsletter, sep dec 2019 volume 1 issue 3 mse department invites applications for faculty positions assistant professor, associate professor and. Metal forming can be defined as a process in which the desired size and shapes are obtained through plastic deformation of a material without any significance loss of material. Virtual engineering and planning process in sheet metal. It is very common forming process for changing sheet and plate into channel, drums, tanks, etc.
Stretch forming is used in place of simple bending to produce contoured or large radius of curvature parts by stretching sheet metal sheet, strips, or profile over shaped block form. Mech521 manufacturing processes ii catalog description. Metal forming analysis the introduction of numerical methods, particularly. Metal forming fundamentals video lecture by prof d. This is a collection of audiovideo courses and lectures in materials science and engineering, and metallurgy from educational institutions around the world. Metal forming processes such as rolling, forging, extrusion etc. Bending is a metal forming process in which straight length is transformed into a curved length. The term pressworking or press forming is used commonly in industry to describe general sheetforming operations, because they. Using the finite element method in metalforming processes. Manufacturing processes i nptel online videos, courses iit. 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.
Book metal forming and finite element method, oxford university press, 2001 pdf download m. Hot and cold working processes rolling, forging, extrusion, swaging, wire and tube drawing. Spinning can be performed by hand or by a cnc lathe metal spinning does not involve removal of material, as in conventional wood or metal turning, but forming moulding of sheet. Recently there has been a growing interest in the designing and manufacturing the muffler tube due to the strict environmental regulations. Lecture series on manufacturing processes i by prof. 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. Others involve the processes of solidification of metal casting, forging and welding of structures. Metal forming processes manufacturing mechonical engineering pdf books download book metal forming and finite element method, oxford university press, 2001 by shiro kobayashi, sooikohaltan pdf download author shiro kobayashi, sooikohaltan written the book. In the rigidviscoplastic domain, the finite element method is being utilized as a forming process simulation tool, and in elastic and thermal domains, the method is being applied in. Metal forming processes full notes ebook free download pdf. They include a very wide range of consumer and industrial products, such as beverage cans, cookware, file cabinets, metal desks, appliances, car bodies figure 9.
Various forms of metal forming such as deep drawing and extrusion are just a few obvious examples. Nptel syllabus manufacturing processes i video course metal forming elastic and plastic deformation. Classification of forming processes there are a number of ways to divide up forming processes hot working, warm working, cold working bulk forming, sheet metal forming primary and component producing processes steady and nonsteady processes. Form the tensile test data, we can determine flow stress, though this. Analysis and technology in metal forming 29 influence of strainrate i. Manufacturing processes i nptel online videos, courses.
In order to manufacture a machine component, such as a wheel suspension arm for a car, one can choose metal forming, casting, or machining as the shaping method. Metal forming is the final stage of metallurgical manufacturing permitting to produce metal ware used in national economy as the finished products or as the billet for further processing. Cutting and forming thin sheets of metal usually performed as cold working sheet metal 0. Mechanical engineering manufacturing processes i nptel. Your browser does not currently recognize any of the video formats available. Tech project from iit kharagpur 2014 teaching experience. Nasit 3 1 head of department, department of mechanical eng ineering, noble engineering college, junagadh, gu jarat. View notes 99961628solutionmanual3rdedmetalformingmechanicsandmetallurgychapter121012203923phpa from me 111 at alexandria technical college. The technique of perforating on the muffler tube has been largely affected by the shear clearance. Nptel provides elearning through online web and video courses. Metal forming is the main method of making metal products and semifinished products.
Sheet metal forming processes mustansiriyah university. New ductile fracture criterion for prediction of fracture forming limit diagrams of sheet metals yanshan lou, hoon huh, sungjun lim, keunhwan pack pages 36053615. Get metal forming fundamentals video tutorial, complete information for metal forming fundamentals with examples for full functionality of this site it is necessary to enable javascript. Transport phenomena ug video lecture, online study material. Nptel provides elearning through online web and video courses various streams. Nonferrous extractive metallurgy nptel online videos.
Nptel chemical engineering video lecture online study material. Metal spinning, also known as spin forming or spinning or metal turning most commonly, is a metalworking process by which a disc or tube of metal is rotated at high speed and formed into an axially symmetric part. These three shaping methods can be considered competing processes. Nptel design of steel structures nptel video lectures. Spur and helical gear cuttingt at iit kharagpur and nptel, mhrd julyaug 2017 1 terms nontraditional manufacturing processesp at department of mechanical engineering, iit. Casting processes, gating design and casting defects. Topics include heat treatments, deformation, phasechange, and particulate consolidation processing of metals. Dear students, welcome to the course principles of metal forming technology. Nptel mechanical engineering forming joint initiative of iits and iisc funded by mhrd page 3 of.
Under the action of such forces, the shape and size of metal piece undergo a change. Roller forming is a continuous bending operation in which a long. Nptel, iit, lectures, courses, video, engineering, online. These videos are provided by nptel elearning initiative. Click here to visit our frequently asked questions about html5 video. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online courses, youtube iit videos nptel courses. Research on the metal forming process of the muffler tube. Nowadays the engineering and planning process in sheet metal forming is fundamentally supported by cad and cae systems. Curtailment of the flange plates and shear connections mod5 lec7 design of lacing system mod5 lec6 lacing for built up compression member mod7. Introduction to finite element method cosmolearning. From the uniaxial tensile test, one can understand material behavior considerably. Video lectures tutorials mod6 lec8 design of shear connections and purlins mod6 lec3 design of laterally supported beams mod7 lec3 introduction to plate girderspart 1 mod5 lec8 design of batten plates mod6 lec6 builtup beams. For the aerospace industry in particular we can form both nearnetshapes out of thick plate and final product shapes out of sheet metal.
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