Jun 29, 2017 cutting of hard materials have been overcome by introducing abrasives in water in wjm also called abrasive water jet machining awjm. The present day computer can be considered as a direct consequence of the progress in the field of numerical control of machine tools. Water jet cutting is a nonconventional machining method that makes use of highpressure water jets with i. Explanations are given as the book follows the development of an abrasive water jet machining process, from tool generation through to machining results, supervision and control. Browse by manufacturer below to find information most relevant to your needs. The hoffmann group machining handbook was written with the support of the frauenhofer institute for machine tools and forming technology. Since its development, water jet machining has seen many improvements in its design. Ppt abrasive waterjet cutting powerpoint presentation. Waterjet cutting seminar report, ppt, pdf for mechanical.
A water jet cutter, also known as a water jet or waterjet, is an industrial tool capable of cutting a wide variety of materials using a very highpressure jet of water, or a mixture of water and an abrasive substance. At 94,000 psi, the waterjet is traveling nearly 2,500. Water jet machining working principle, advantages and. Water jet cutting a technology on the rise october 2010 page 5 fig. The principles of abrasive water jet cutting are similar to pure water jet cutting, but within the nozzle is a mixing chamber where the garnet is introduced. Machining with grinding wheels extends from highremoval rate processes into the domains of ultrahigh accuracy and superfinishing.
Since the process is non thermal, nonchemical and nonelectrical it creates no. Abrasive jet machining ajm is a nontraditional machining process that can machine material without generating heat and. Waterjets are used in high production applications across the globe. Principle of water jet machinethis process works on the basic principle of water erosion. Abrasive water jet cutting of material involves the effect of a high pressure velocity jet of water with induced abrasive particle on to materials to be cut. Aquajet offers a variety of manuals, diagrams and specs to assist you with your waterjet cutting equipment. The process uses roughly one gallon per minute of water 3. Abrasive cutting is typically used when cutting materials such as stainless steel, aluminium, stone, ceramics and composites. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Abrasive water jet cutting is an extended version of water jet cutting. Water jet machining a state of art p k ray, associate member with the advent of newer materials and intricate shapes of components, unconventional methods ofmatflrial removal have been developed. Download seminar report for high speed machining, abstract.
Water jet cutting at davidson fabricating307 download. Manufacturers are realizing that there are virtually no limits to what water jets are capable of cutting and. The water used in water jet machining may or may not be used with stabilizers. The ultimate guide to waterjet the modern waterjet. The water, in this case, acts like a saw and cuts a narrow groove in the work piece material. Abrasive water jet machining awjm, an important nonconventionaltype machining, is capable to overcome the limitations as regards to the machining of composites and therefore widely employed to.
Developers and researchers are getting close to breaking the barriers that stand in the way of micromachining in the 150 to 200micron range and below. It combines application tables and technical basic knowledge on materials and machining. Project report on water jet system linkedin slideshare. Download high speed machining seminar report, ppt, pdf, high speed machining seminar topics, abstracts, full documentation, source code. For a good understanding of water jet machining, refer the schematic diagram above. In general, the overall cost of an awjm system still remains high compared to that of traditional machining techniques, despite a move by the industry to reduce the equipment cost and increase the system reliability. Wjm can be used to cut softer materials like plastic, rubber or wood. Jet engine seminar report, ppt, pdf for mechanical. It is similar to abrasive jet machining ajm in water jet machining, high velocity water jet is allowed to strike a given workpiece. Abrasive water jet machining is a recent nontraditional machining process, and widely used in many industrial applications. Explore waterjet cutting with free download of seminar report and ppt in pdf and doc format. Explore jet engine with free download of seminar report and ppt in pdf and doc format.
Water jet machining wjm is a mechanical energy based nontraditional machining process used to cut and machine soft and nonmetallic materials it involves the use of high velocity water jet to smoothly cut a soft workpiece. Learning more about the water jet technology will give us an opportunity to put these costcutting capabilities to work. An abrasive waterjet, therefore, is a slurry of water, abrasive, and a little air. 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.
Water jet cutting technology is one of the fastest growing major machine tool processes in the world due to its versatility and ease of operation. The promise of waterjet technology for micromachining the potential benefits of using waterjet technology to produce parts or part features smaller than 300 microns are compelling. In this process, a highspeed wellconcentrated water jet is used to cut the metal. 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 the kinetic energy of water particle to erode metal at the contact surface. 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. Its industrial use depends on its cost effectiveness. A real breakthrough was achieved around 1965 when numerical control machines were fitted with minicomputers which introduced the name computer numerical control.
Water jet machining wjm is cne f such processes of material removal. When the water stream strikes a work piece surface, the erosive force of water removes the material rapidly. This methodical journey through the field is marked by drawings, graphs and tables, many of which are being published here for the first time. Water jet cutting a technology on the rise october 2010 page 7 5. Beyond cost cutting, the water jet process is recognized as the most versatile and fastest growing process in the world. Two types of cutting let us take a closer look at the basics of the two waterjet cutting methods. Water at 40,000 to 55,000 psi accelerates through a sapphire, ruby or diamond orifice.
Studies on recharging of abrasives in abrasive water jet. Water jet cutting metalworking manmade materials free. Abrasive water jet machining is a nontraditional process of removal of material by impact erosion of high pressure, high velocity of water and entrained high velocity of grit abrasives on a. Waterjet machining full report easy seminar topics. Design of experiment and evaluation of abrasive waterjet. Design of experiment and evaluation of abrasive waterjet cutting in titanium alloy sheet by daniel andersson mikael ingvarsson diploma work no. The higher the pressure, the higher the stream velocity. Pure water cutting pure waterjet is used mainly for relatively soft materials such as plastic, textiles, paper, sealing materials, metalic foils, plywood. Stabilizers are substances that improve the quality of water jet by preventing its fragmentation. A water jet cutter, also known as a water jet or water jet, is an industrial tool capable of cutting a wide variety of materials using a very highpressure jet of water, or a mixture of water and an abrasive substance. Download seminar report for micro machining, abstract, pdf. Water jet machininga state of art p k ray, associate member with the advent of newer materials and intricate shapes of components, unconventional methods ofmatflrial removal have been developed. Abrasive jet process description abrasive waterjet cutting utilizes a high velocity coherent stream of water and abrasive that can be used to cut almost all materials. At 60 psi, tap water out of a faucet is traveling 64 miles per hour 103 kmhr.