The table is connected with the catcher of the water jet remaining energy. Powered by kmt waterjet cutting pumps and cutting heads. Absence of heat affected zone is the main attribute of the process which. Common uses include cutting heatsensitive, brittle, thin, or hard materials. In this study, the oblique impact of awj at ultrahigh jet pressure is specifically studied. In this process chips are not formed like conventional machining processes e. Waterjet cutting applications performance waterjet pwj. Waterjet machine can use by artist or those institute who teach art work. Because of their versatile ability to cut virtually all types of materials, today both water jet wj and abrasive water jet awj technologies are seeing increased industrial implementation. Difference between grinding and milling the abrasive grains in the wheel are much smaller and more numerous than the teeth on a milling cutter. Experimental investigation and optimization of abrasive water jet. Apr 06, 2016 in abrasivejet machining ajm material is removed by the impact of a high velocity stream of gases and abrasive mixture focused on to the workpiece. The use of abrasives to shape parts is probably the oldest material removal process.
Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. Today we will learn about water jet machining and abrasive water jet machining principle, working, equipments, application, advantages and disadvantages with its diagram. Ppt abrasive water jet machining powerpoint presentation. Waterjet cutting seminar report, ppt, pdf for mechanical. Whether its a large sign for a restaurant, decorative tiles, or intricate design work, the water jet can create it in a wide variety of materials. You can collect the data from the images and the rest theory was presented below. Long regarded as a tool for trained experts, abrasive jets have changed dramatically in the last few years. The highspeed water jet transfers the kinetic energy to the abrasive.
Ease of programming and the jets ability to cut, almost all materials of variable thickness make it suitable for all shape cutting operations. Jan 28, 20 7th sem design and fabrication project by vardini, prithivi raj, subhakhar and sudharsan under the guidance of dr. Abrasive water jet cutting the following presentation contains facts about how abrasives are used. Amazing unique production methods youll see for the first time satisfying relaxing moments duration. In abrasive jet machining, a focused stream of abrasive particles, carried by high pressure air or gas is made to impinge on the work surface through a nozzle and the work material is made to impinge on the work surface through a nozzle and work material is removed by erosion by high velocity abrasive particles.
Gotawala 1pg student, 2associate professor, 3assistant professor 1mechanical department, 1shri sad vidhya mandal institute of technology, bharuch, india. Abrasive water jet cutting torg engineerings facility is the place to count upon when you have the. They are important because introduction they can be used on all types of materials ranging from soft metals to hardened steels and hard nonmetallic materials such as. High pressure water with abrasive eroding material. Electric discharge machining basic terms and working. The batcher makes possible the batching of abrasive from 0 to 500 gmin1. A waterjet utilizes a high pressure stream of water to erode a narrow line in the stock material.
Thermal aspects of ice abrasive water jet technology marko. The flow rate does not vary depending on what you are making unless you turn abrasive flow off and use water only cutting. The versatility of the abrasive water jet in cutting almost any engineering material is a very special feature of this technology. Jan 19, 2017 abrasive water jet machining awjm is non traditional or nonconventional machining process. Machining with cnc mills will provide a clean finish producing accurate precise tolorances to ensure the parts you get will be what you need. Thus there is no thermal distortion or hardening of the material. Ajm is mainly used to machine hard raw material, produce complex shape. The force of the water and abrasive erodes the material, even if the jet is stationary which is how the material is initially pierced. Almost any type of material ranging from hard brittle materials such as ceramics, metals and glass.
Controllable parameters the possible controllable parameters of awjm are water jet orifice size, water jet pressure, abrasive grit. Abrasive waterjet machines or water only jet cutting of food, metals, composites, stone, tile, glass, rubber, titanium and more. It also provides information about the largest garnet abrasive manufacturers and. An abrasive is small, hard particle having sharp edges and an irregular shape. But to cut harder materials, some abrasive particles mixed with the water for machining and it is called as awjm abrasive water jet machining abrasive.
Ppt abrasive waterjet machining powerpoint presentation. Gino dini universit di pisa abrasive water jet machining awjm fluido con abrasivo ugello pezzo profondit di taglio portata di abrasivo. Waterjet technology is a cold cutting process which cuts by using supersonic water, or water and abrasive, to erode material. Abrasives gas propulsion system supplies clean and dry air. In order to cut harder materials like metals or granite, an abrasive material is mixed in the water. Abrasive machining involves material removal by the action of hard, abrasive particles. Maintenance on the abrasive jet nozzle is simpler than that of a laser, though probably just as frequent.
High velocity jet is aimed at a surface under controller condition. Harder materials such as glass, ceramics, concrete, and tough composites can be cut by adding abrasives to the water jet. Omax 160x series abrasive water jet cutting machine. The material is placed on a grid above the water tank, which serves the purpose of disbursing and capturing the energy of the. It uses water jet working as a tool to cut the metal. The machine has one cutting head a2 for the water jet machining and for the abrasive water jet machining. A water jet is used to accelerate the abrasive grains and to assist the material removal process. May 20, 2017 it is based on the principle of water erosion. Abrasive water jet machiningwjm mohit ostwal assistant professor jodhpur institute of engineering and technology, coed. Recent development free download as powerpoint presentation. According to nature of energy employed in machining, nontraditional machining processes are further classified into the following groups. Influence of abrasive water jet machining parameter on.
Abrasive jet nozzle there is a difference between a pure water jet nozzle and an abrasive jet nozzle. A free powerpoint ppt presentation displayed as a flash slide show on id. The use of highspeed water for material removal is not a recent idea and has been used for centuries in uses such as mining and soil removal. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. In this article, i will be explaining about the few concepts of water jet machining wjm and abrasive water jet machining awjm which you must know for gate exam. Find powerpoint presentations and slides using the power of, find free presentations research about abrasive jet machining ppt. Definisi abrasive jetmachining abrasive jet machining adalah suatu alat untuk mengembangkan dan penanganan aliran gas abrasifsarat untuk mesin jet abrasif, menggunakan peralatan untuk penyimpanan, makan, dan pengendalian bubuk abrasive dalam jet pembawa disampaikan melalui tabung tegak pada. Ppt abrasive machining powerpoint presentation free to. Awjm is a fastest machining method for machining the intricate shapes using high jet energy along with the abrasive particles under the water environment conditions. Abrasivejet machining ajm modern machining process. It can be used for cutting, preweakening and drilling of rocks 55.
A presentation on arrasive water jet machining and water jet machining combined. After laser cutting after waterjet cutting waterjets vs. Optimization of abrasive water jet machining process parameters using taguchi grey relational analysis tgra 84 fig. Air, nitrogen and carbon dioxide to propel the abrasive particles. Water jet machining working principle, advantages and. Ppt abrasive waterjet cutting powerpoint presentation. Water jet cutting machine is composed with cnc cutting table, controlling system, high pressure system. Makalah abrasive jet machining diajukan sebagai tugas mata kuliah proses produksi ii disusun oleh.
Water jet machine widely used for cutting plastic, cloth, rubber, paper and leather, because of the lack of heat it produces kerf very narrow, and if set up correctly. Abrasive water jet machining awjm is nonconventional machining process which capable to machine wide range of hardtocut materials. Mechanical processes like ultrasonic machining, abrasive jet machining, water jet machining, abrasive water jet machining, etc. Abrasive water jet cutting with capabilites to cut up to 9 thick stainless steel. High velocity impact of an abrasive particle causes a tiny brittle fracture on the work surface and the flowing gases carries away the dislodged small workpiece particle. It is one of the most famous nontraditional machining process because it is environment friendly. In awjm, the material is removed by erosion process by the action of highspeed water jet mixed with abrasive particles.
Introduction to water jet machining process advantages. A numerical and experimental study of oblique impact of ultra. Introduction and abrasive jet machining notes, mechanical engineeirng, semester notes edurev notes for is made by best teachers who have written some of the best books of. Abrasive water jet awj cutting is a green machining and processing technology that has found extensive applications for a long time because of its being cold, damage free and sensitive cutting. Ppt waterjet cutting powerpoint presentation, free download id. Also explore the seminar topics paper on abrasive cleaning with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year mechanical engineering me or production automobile students for the year 2019 2020. Experimental study on deephole making in ti6al4v by. Water only cutting no abrasive is the preferred tool for production of interior carpets, insulation, and head linings, as it produces minimal material waste with no mess. Ultrasonic machining process usm, water jet machining.
Environmentally green system uses only natural garnet abrasive and water in the cutting process no noxious fumes, liquid or oils used in, or caused by, the machining process shipped as a completely preassembled and factorytested system designed and manufactured at the omax factory in kent, washington, usa. When a highvelocity jet of water strikes the surface, the removal of material takes place. What is abrasive jet machining what is abrasive jet machining. Ppt abrasive water jet machining powerpoint presentation, free. It is the material removal process where the material is removed by high velocity stream of airgas or water and abrasive mixture. Prices for abrasive varies from 15 cents per pound to 40 cents per pound, depending on the quality of the abrasive, and where you buy it. Waterjet cutting machines have been used for many years in the automotive industry due to its ability to be integrated with robotic systems. Common uses include cutting heatsensitive, brittle, thin, or. Abrasive water jet machining wjm mohit ostwal assistant professor department of mechanical engineering jodhpur institute of engineering and technology, coed, jodhpur 2122016 mohitostwal,asst. Abrasive jet machining mechanical engineering online. Abrasive cleaning seminar report, ppt, pdf for mechanical. Waterjet cutting technology is one of the fastest growing major machine tool processes in the world due to its versatility and ease of operation.
Explore waterjet cutting with free download of seminar report and ppt in pdf and doc format. Generally, an ebook can be downloaded in five minutes or less. With the abrasive jet nozzle, an opening in the side of the nozzle allows for the introduction of the abrasive to the highpressure water stream. Abrasive water jet cutting is an extended version of water jet cutting. A hybrid approach is presented by chakravarthy et al. Abrasive water jet machining awjm is non traditional or nonconventional machining process. There are multiple advantages to adding waterjet cutting capabilities to your shop. The cutter is commonly connected to a highpressure water pump, where the water is then ejected from the nozzle, cutting through the material by spraying it with the jet. Henceforth, abrasive water jet machining awjm is emerged to be a most preferred process for ammcs due to its very less thermal emission and better flexibility. Water jet and abrasive water jet machining duration. Pure water jet is used to machine softer materials. Abrasive water jet machining awjm is gaining popularity as a means for cutting a wide variety of materials. Ppt water jet machining powerpoint presentation, free download. Benefits of waterjet technology for precision cutting.
Sep 28, 2011 amazing unique production methods youll see for the first time satisfying relaxing moments duration. Learn about waterjets abrasive water jet cutting machine. Scribd is the worlds largest social reading and publishing site. Wjm can be used to cut softer materials like plastic, rubber or wood. Water jet machining wjm also called water jet cutting, is a nontraditional machining process in which highvelocity jet of water is used to remove materials from the surface of the workpiece. To cut a wider range of materials from tool steel to titanium to foam, a granular typically garnet abrasive is added to the waterjet, increasing the cutting power. The abrasive water jet awj is a new innovative tool for cutting rocks and rocklike materials. Water jet machining wjm called hydrodynamic or equipment may be used for applications similar to the laser. High pressure water with abrasive eroding material slideshow 1576704 by kami. The input of the high pressure pump accustream a6030 is 22 kw, the working pressure is 500 to 3800 bar, maximum 4140 bar.
Abrasive water jet cutting the following presentation contains facts about how abrasives are used in water jet cutting. About abrasive water jet water jet cutting machine. The two are mixed in a mixing tube and then exit the nozzle. Wjm suitable for cutting plastics, foods, rubber insulation, automotive carpeting and headliners, and most textiles. Dwi anggriawan 201210120311069 jurusan teknik mesin fakultas teknik universitas muhammadiyah malang 2014 abrasive jet mashining ajm 1. Schematic of an abrasive waterjet cutting process download. Water jet and abrasive water jet machining mech4study. View and download powerpoint presentations on abrasive jet machining ppt. Abrasive waterjet machining the cutter is commonly connected to a highpressure water pump, where the water is then ejected from the nozzle, cutting through the material by spraying it with the jet.
Abrasive jet machining ajm is a nontraditional machining process that can machine material without generating heat and. Water jet cutting a technology on the rise october 2010 page 5 fig. The apparatus for wjm and awjm were shown in the images below. Explore abrasive cleaning with free download of seminar report and ppt in pdf and doc format. Types of abrasive machining processes grinding honing lapping superfinishing polishing buffing abrasive water jet machining ultrasonic machining. Introduction abrasive water jet awj cutting is a nonconventional machining process in which, abrasive grains,entrained in a high speed water jet,collide with the work piece and erode it. Water jet machining abrasive water jet machning slideshare. The beam of water accelerates abrasive particles to speeds fast enough to cut through much harder materials. In these processes, the mechanical energy of water and abrasive phases are used to achieve material removal or machining.
Abrasive jet machining ajm, also known as abrasive microblasting, pencil blasting and micro abrasive blasting, is an abrasive blasting machining process that uses abrasives propelled by a high velocity gas to erode material from the workpiece. View and download powerpoint presentations on water jet cutting ppt. In view of the suitability of fem in addressing issues of highvelocity penetration, instantaneous oblique impact of the abrasive particle is expected to be simulated with such a method. Seminar abrasive jet machining full report download introduction to abrasive jet machining abrasive jet machining ajm is nontraditional manufacturing process.
Also explore the seminar topics paper on waterjet cutting with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year mechanical engineering me or production automobile students for the year 2019 2020. A water jet is used to accelerate the abrasive grains and. Abrasive waterjet cutting is one of the nontraditional cutting processes capable of cutting wide range of hardtocut materials. Abrasive jet machine index introduction to ajm component of ajm working parameter of ajm conclusion introduction of ajm abrasive jet machining. Abrasive waterjet free download as powerpoint presentation. Find powerpoint presentations and slides using the power of, find free presentations research about water jet cutting ppt. New technologies have made it possible for just about any machine or fabricating shop to purchase and profitably operate a precision abrasive jet cutting system, with little or no prior experience. The abrasive awads 160 is conveyed by the pressure from the hopper to the cutting head. In awjm, abrasive particles like sand sio2, glass beads are added to the water jet to enhance its cutting ability by many folds. Since the process is non thermal, nonchemical and nonelectrical it creates no. Seminar abrasive jet machining full report download. Abrasive water jet machining developed in 1974 to clean metal prior to surface treatment of the metal. Precision abrasive jet machines can obtain about the same or higher tolerances than lasers especially as thickness increases.
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