But this method is used for only heavy metal cutting and its cost is very high. Plus 2d is a state of the art nesting software for generating optimized layouts and reducing scrap generated by 2 dimensional cutting processes. Machining processes have existed for a long time but it was only after the scientific study of these processes which started some fifty years ago that major improvements in tool design, tool materials and machining techniques where brought about. Divided into three parts, this book lays emphasis on explaining the logic and physics of critical problems to develop analytical skills in students. Page 188 an analysis of the mechanics of orthogonal cutting and its application to discontinuous chip formation, trans. Sheet metal, manufacturing, design equations and calculations manufacturing knowledge menu sheet metal knowledge.
Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Gate 2021 mechanical notes gate mechanical preparation study material sk mondal notes better for the preparation of gate examination. Hydraulic machines are also available for sheet metal cutting. We are using a pneumatic system for sheet metal cutting in a easy way. If playback doesnt begin shortly, try restarting your device. Metal cutting is the process of removing unwanted material from the workpiece in the form of chips cutting edge is normal to tool feed. Students of mechanical, production, aeronautical and textile engineering disciplines. Introduction to machine design, methodology, strength, rigidity, fracture, wear, and material considerations in design, use of standards, selection of materials and processes. Mar 26, 2016 this video include all metal cutting process like turning,drilling,boring,milling,sawing,slotting,hobbing,broaching,reaming,shaping etc. Find materials for this course in the pages linked along the left. Introduction to metal cutting engineering tutorials. Mechanical engineering manufacturing processes ii nptel. To get started, you enter the basic parameters of the tool geometry, tap test measurement andor its modal analysis parameters, and select your work.
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Cutting and forming thin sheets of metal usually performed as cold working sheet metal 0. Press tools are commonly used in hydraulic, pneumatic. Feb 16, 2015 in this tutorial, i will explain how we can download nptel video lectures mp4 flv without going through nptel website. Classification of metal removal processes and machine tools. Basic mechanical engineering covers a wide range of topics and engineering concepts that are required to be learnt as in any undergraduate engineering course. Nptel mechanical engineering video lecture online study material. Dmg mori seiki, a german mechanical engineering company and machine tool builder, shows off this mesmerizing video of their ctx gamma 2000 tc system. The book covers the main areas of interest in metal machining technology namely machining processes, machine tools, metal cutting theory. Metal cutting, free metal cutting software downloads. The book is intended to serve as a textbook for the final and prefinal year b.
Sheet metal, manufacturing, design equations and calculations. Glass cutting suite is a state of the art nesting software for generating optimized layouts and reducing scrap generated by 2. Nptel mechanical engineering video lecture online study. A general expression for flow stress, encompassing temperature, strain, strain rate. Gate 2021 mechanical notes sk mondal free download pdf. The following are to links of sheet metal design resources, tools, articles and other useful data. Stage l heat the metal slowly to ensure a uniform temperature. In this tutorial, i will explain how we can download nptel video lectures mp4 flv without going through nptel website.
Nptel mechanical engineering forming joint initiative of iits and iisc funded by mhrd page 3 of. Introduction to gas welding, cutting, arc welding and equipments. As a steelworker, you need to understand the effect that heat. This list 350 nptel courses and nptel videos are provided by. Welding, cutting, or even grinding on metal produces heat, which it turn has an effect on the structure of the metal. From the uniaxial tensile test, one can understand material behavior considerably.
Download free sample and get upto 56% off on mrprental. Computational approach to materials science and engineering. Metal cutting is the process of producing a job by removing a layer of unwanted material from a given workpiece. Fundamentals of metal cutting and machine tools on. The molten metal is transferred to the pouring area where the moulds are filled. Burnedon sand and scale are removed to improved the surface appearance of the casting.
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Educational video lectures, tutorials nptel videos. So below here the link download pdf theory machine. Glass cutting suite is cadcam nesting software for sheet layout, cutting glass, sheet metal layout, cutting optimization. Metal casting processes indian institute of technology. Lecture notes tribology mechanical engineering mit. Machines and languages deterministic nite automata and regular languages. Manufacturing technology material removal processes metal cutting process a family of shaping operations, the common feature of which is removal of material from a starting work part so the remaining part has the desired geometry traditional process machining material removal by a sharp cutting tool, e. The preparation of molten metal for casting is referred to simply as melting. Aug 22, 2014 manufacturing technology material removal processes metal cutting process a family of shaping operations, the common feature of which is removal of material from a starting work part so the remaining part has the desired geometry traditional process machining material removal by a sharp cutting tool, e. Heat treatment makes a metal more useful by making it stronger and more resistant to impact, or alternatively, making it more malleable and ductile.
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Runners and gates are made by cutting the parting surface with a gate cutter. 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. Pdf synchronous machines nptel pdf download synchronous machines. Important casting terms nptel course on manufacturing processes i, pradeep kumar et al.
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Bonded abrasive loose abrasive turning drilling boring milling planning shaping gear cutting broaching grinding honing coated abrasive lapping polishing. Typically, sheets of metal are sold as flat, rectangular sheets of standard size. Metal casting processes indian institute of technology guwahati. Nptel, iit, lectures, courses, video, engineering, online.
Deformation of metals mechanism of plastic deformation machining processes. Sheetmetal characteristics elongation the capability of the sheet metal to stretch without necking and failure. Metal cutting software free download metal cutting page 3. Should you find any errors omissions broken links, please let. A gate cutter is a piece of sheet metal bent to the desired. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Download nptel video lectures mp4 flv without going. You accomplish heat treatment in three major stages. Cleaning cleaning involves removal of sand, scale, and excess metal from the casting.
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