Ultrasonic machining mohit ostwal assistant professor jodhpur institute of. View and download powerpoint presentations on ultrasonic machining ppt. Ultrasonic machining free download as powerpoint presentation. Pdf fundamentals of metal machining and machine tools by winston a. A device for use in a machining system, including an ultrasonic transducer, wherein the ultrasonic transducer is adapted to receive a tool bit. Paul,department of mechanical engineering, iit kharagpur. Find powerpoint presentations and slides using the power of, find free presentations research about. Named the tt51usa, it inherits the concept of aesthetic sheet metal design, userfriendly operation interface and machining precision. Oct 22, 2008 lecture series on manufacturing processes ii by prof. Dec 09, 2017 11 points to know from ultrasonic machining process usm. Ultrasonic machining is nontraditional machining process which is used to machine brittle and hard material. Download ultrasonic machining process pdf at the end of the article.
Pdf ultrasonic machining is the oldest form of machining process which can be used to machine brittle materials. Tongtai offers a new ultrasonic machining center, which is available from absolute machine tools inc. Download pdf open epub full article content list abstract. Ultrasonic machining is of particular interest for the cutting of nonconductive, brittle workpiece materials such as engineering ceramics. Working of ultrasonic machining usm process parameters introduction. Ultrasonic machining is a nontraditional process, in which abrasives contained in a slurry are driven against the work by a tool oscillating at low amplitude 25100 microns and high frequency 1530 khz. In ultrasonic machining, the tool oscillates through such a small amplitude 10 microns or less that the cutting edge remains in the. An ultrasonic vibration spindle is mounted on this cnc tool for micro ultrasonic machining experiments. In rum, the basic material removal phenomenon of ultrasonic machining usm and conventional diamond grinding amalgamates. Usm offers a solution to the expanding need for machining.
In the last class, we had discussed about electrical discharge machining, ultrasonic machining etc. It also provides schematic representations of the components used in rotary usm and ultrasonic impact grinding. During ultrasonic machining, the metal removal is achieved by a high frequency eddy currents b high frequency sound waves c hammering action of abrasive particles d rubbing action between tool. Usm offers a solution to the expanding need for machining brittle materials. The term sonic is applied to ultrasound waves of very high. Ultrasonic machining usm is a nonconventional mechanical material removal process generally associated with low material removal rates, however its application is not limited by the electrical or chemical characteristics of the workpiece materials. Ultrasonic technology poised for advance into general. Particularly suited for very hard andorbrittle materials such asgraphite, glass, carbide, and ceramics.
It is one of the types of nontraditional machining methods which produces circular, noncircular holes of very small size is ultrasonic machining method. Mar 28, 2017 today we will learn about ultrasonic machining, principle, working, equipments, application, advantages and disadvantages with its diagram. Apr 15, 20 ultrasonic machining introduction ultrasonic machining is a nontraditionalmechanical means of uniform stock materialremoval processit is applicable to both conductive andnonconductive materials. Ultrasonic 65 ultrasonic machining of advanced materials by dmg mori.
Ultrasonic machining usm and waterjet machining wjm are typical examples of single action, mechanical non traditional machining processes. Ultrasonic 20 linear ultrasonic machines from dmg mori. This article lists the major ultrasonic components that are similar to both rotary usm. Download a textbook of production engineering pdf by p. Rotary ultrasonic machining rum is a mechanical type of nontraditional hybrid machining process that has been utilized potentially to machine a wide range of latest and difficultto machine materials, including ductile, hard and brittle, ceramics, composites, etc. Electrochemical machiningecm, laser beam machininglbm. Usm is mechanical material removal process or an abrasive process used to erode holes or cavities on hard or brittle workpiece by using shaped tools, high frequency mechanical motion and an abrasive slurry. Ultrasonic machining, or strictly speaking the ultrasonic vibration machining, is a subtraction manufacturing process that removes material from the surface of a part through high frequency, low amplitude vibrations of a tool against the material surface in the presence of fine abrasive particles. Ultrasonic pdf download 12 mb dmg mori medical excellence center pdf download. Magnified view of the tool tip and the workpiece is shown in. This machining process comes into existence in 1950 for finishing edm surface. Pdf process characteristics in ultrasonic machining. Nov 23, 2018 electrochemical machining ecm, laser beam machining lbm.
Ultrasonic 65 ultrasonic machining of advanced materials from dmg mori. Today we will learn about ultrasonic machining, principle, working, equipments, application, advantages and disadvantages with its diagram. To impart vibrations to the part to be machined it is secured to a metallic part for transmitting vibrations which is in turn connected to a transducer for converting electrical oscillations into mechanical vibrations. It is one of the types of nontraditional machining methods which produces circular, noncircular holes of very small size is download. An overview of ultrasonic machining and applications. Ultrasonic machining is a contemporary manufacturing method usually employed for processing materials with higher hardnessbrittleness such as quartz, semiconductor materials. History the roots of ultrasonic technology can be traced back to research on the piezoelectric effect conducted by pierre curie around 1880.
Several table solutions from the 3 axes machining with up to 3,000 kg or complete machining with milling and turning with up to 1,000 nm. Ultrasonic machining machining handbooks asm international. This article lists the major ultrasonic components that are similar to both rotary usm and ultrasonic impact grinding. It is also known as ultrasonic impact grinding is an operation that involves a vibrating tool fluctuating the ultrasonic frequencies in order to remove the material from the work piece. Rotary ultrasonic machining rum is a mechanical type of nontraditional hybrid machining process that has been utilized potentially to machine a wide range of latest and difficultto. Singh, balbir singh modern machining processes presents unconventional machining methods which are gradually commercial acceptance. Processing capabilities of micro ultrasonic machining for. Miyan ram 1709653 1 introduction ultrasonic machining usm is the removal of hard and brittle materials using an axially oscillating tool at ultrasonic frequencies 1820 khz during that oscillation, the abrasive slurry of b4c or sic is continuously fed into the machining zone between a soft tool brass or steel and the workpiece.
Unlike other nontraditional processes such as laser beam, and electrical discharge machining, etc. Rotary ultrasonic machining rum is a mechanical type of nontraditional hybrid machining process that has been utilized potentially to machine a wide range of latest and difficulttomachine materials, including ductile, hard and brittle, ceramics, composites, etc. Lecture series on manufacturing processes ii by prof. Match listi machining process with listii associated medium and select the correct answer using the codes. Rotary ultrasonic machining rum is a nontraditional machining process that combines the material removal mechanisms of diamond grinding and ultrasonic machining. Usm is mechanical material removal process or an abrasive process used to erode holes or cavities on hard or brittle workpiece by using shaped tools. Ultrasonic machining process optimization by cuckoo search. Ultrasonic superimposition of the tool rotation with amplitudes up to 0. This is to certify that the report entitled study of parameters of ultrasonic machining submitted by sri sumit kumar samal in the fulfillment of the requirements for the award of bachelor of technology. The above results about the effects of ultrasonic vibration on tool wear. Processing capabilities of micro ultrasonic machining for hard and brittle materials. Ultrasonic machining is a nontraditional process, in which abrasives contained in a slurry are driven against the work by a tool oscillating at low amplitude 25. Introduction the technology of high power ultrasonics, already extensively applied at ewi in the fields of welding, solderingbrazing and additive manufacturing, is now being extended to the.
Ultrasonic machining is ultrasonic machining processes, as being developed and applied at ewi, consist of the. Ultrasonic pdf download 12 mb dmg mori technology excellence 01 2020 epaper work area. In the last class, we had discussed about electrical. In rotary ultrasonic machining surface grinding of carbon fiberreinforced plastic composites, tool selection. Wallace says the typical use of this machine would be conventional metalcutting most of the time, with the ultrasonic head loaded into the spindle for the parts and operations benefitting most from this capability. The ultrasonic machining usm process consists of two methods, namely, ultrasonic impact grinding and rotary usm. The ultrasonic machining usm process has been analyzed.
In this process abrasives contained in the slurry are. The invention relates primarily to ultrasonic machining which involves vibrating the part to be machined rather than a tool of the machine. Ultrasonic 20 linear ultrasonic machining of advanced materials from dmg mori. A total mechanical machining technology using loose abrasive particles. Ultrasonic machining is a mechanical material removal process that uses formed tools, vibration of high frequency and abrasive slurry mix. Usm is grouped under the mechanical group ntm processes. Jun 22, 2010 introduction the technology of high power ultrasonics, already extensively applied at ewi in the fields of welding, solderingbrazing and additive manufacturing, is now being extended to the field of ultrasonic machining. Jun 02, 2016 the ultrasonic technology from dmg mori enables the economical machining of complex workpiece geometries in demanding hightech materials like e.
He found that asymmetrical crystals such as quartz and rochelle salt potassium. Ultrasonics, vibrations of frequencies greater than the upper limit of the audible range for humansthat is, greater than about 20 kilohertz. Ultrasonic machining is a mechanical type nontraditional machining process. Ultrasonic machining, or strictly speaking the ultrasonic vibration machining, is a subtraction manufacturing process that removes material from the surface of a part through high frequency, low. However, their superior physical and mechanical properties lead to high cost of machining. Pdf ultrasonic machining pdf abhishek mishra academia. Smoothed particle hydrodynamics simulation and experimental. In the present research work, the effect of several process parameters on the machining characteristics of pure titanium astm gradei has been reported.
It is one of the types of nontraditional machining methods which produces circular, noncircular holes of very small size is download ultrasonic machining process pdf at the end of the article. In rotary ultrasonic machining surface grinding of carbon fiberreinforced plastic composites, tool selection is. Ultrasonic testing of ferritic or martensitic steel forgings. The ultrasonic machining center is also a fully capable conventional machining center. Ultrasonic 50 ultrasonic machining of advanced materials by dmg mori. Ultrasonic horn design for ultrasonic machining technologies. Ultrasonic machining has been regarded as one of the most suitable fabrication techniques for these kinds of. Tongtai t51usa ultrasonic machining center cutting tool.
Surface grinding of carbon fiberreinforced plastic. Miyan ram 1709653 1 introduction ultrasonic machining usm is the removal of hard and brittle materials using an axially oscillating tool at ultrasonic. It is employed to machine hard and brittle materials both electrically conductive and. Ultrasonic technology integration for an expanded machining portfolio. History the roots of ultrasonic technology can be traced back to research on the piezoelectric effect. Ultrasonic pdf download 12 mb dmg mori medical excellence center pdf download 2. High speed machining hsm seminar and ppt with pdf report. Ultrasonic machining from the technology data exchange linked to. Ultrasonic machining has been regarded as one of the most suitable fabrication techniques for these kinds of materials. Ultrasonic machining usm is a mechanical material removal process used to erode holes and cavities in hard or brittle workpieces by using shaped tools, highfrequency mechanical. To impart vibrations to the part to be machined it is secured to a. An experimental study on ultrasonic machining of pure. The ultrasonic machining usm process has been analyzed in the present study to obtain the desired process responses by optimizing machining parameters using.
The material eligible for ultrasonic machining includes. A precision 4axis desktop type cnc machine tool with three linear axes and one rotary axis was used. During ultrasonic machining, the metal removal is achieved by a high frequency eddy currents b high frequency sound waves c hammering action of abrasive particles d rubbing action between tool and workpiece 2. Generally the tool is pressed downward with a feed force, f. Ultrasonic machining in ultrasonic machining, a tool of desired shape vibrates at an ultrasonic frequency 19 25 khz with an. Automatic frequency detection adaption, amplitude regulation and automatic feed adjustment. Ultrasonic machining usm is a nonconventional mechanical material removal process generally associated with low material removal. Ultrasonic machining in ultrasonic machining, a tool of desired shape vibrates at an ultrasonic frequency 19 25 khz with an amplitude of around 15 50.
Ultrasonic assisted machining is performed by applying a certain vibration to the cutting tool or to the workpiece to improve the tool life and surface properties in finishing process applications. Ultrasonic machining came into prominence due to the development of new materials that were harder than most available materials and these include high strength. Ultrasonic machining from the technology data exchange linked to trusted tde listed vendors. Working, advantages, limitations, applications,laser projects, pdf. With the ultrasonic machining device, the machining efficiency of the original spindle has been improved from three to five times. Abstract ultrasonic machining usm has immense potential for machining hard and brittle materials such as ceramics, bioceramics and glasses, etc. Ultrasonic machining introduction ultrasonic machining is a nontraditionalmechanical means of uniform stock materialremoval processit is applicable to both conductive andnonconductive.
Sumit thakur mechanical ultrasonic machining ppt with pdf seminar report. The ultrasonic technology from dmg mori enables the economical machining of complex workpiece geometries in demanding hightech materials like e. Applied and computationalmechanics4 2010 7988 ultrasonic horn design for ultrasonic machining technologies m. Ultrasonic technology poised for advance into general machining. When very frequency vibrations are applied on to the tool, the. Ultrasonic machining introduction ultrasonic machining is a nontraditionalmechanical. A smoothed particle hydrodynamics model was proposed to study the material removal mechanism of the ultrasonic machining in this study. This is to certify that the report entitled study of parameters of ultrasonic machining submitted by sri sumit kumar samal in the fulfillment of the requirements for the award of bachelor of technology degree in mechanical engineering at the national. Author links open overlay panel jingsi wang a jingguo fu a jinlong wang a fengming du a pay jun liew b keita. Ultrasonic machining process optimization by cuckoo search and chicken swarm optimization algorithms. Ultrasonic machining is a nontraditional machining process. Ultrasonic testing of ferritic or martensitic steel forgings bs en 102283. Technology integration via hska63 hske50 actuator system. Nithin h r, nikhil r, nitin kiran nayak, rakesh h r, manoj kumar r, 2019, parameter affecting ultrasonic machining, international journal of.
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