laser beam machining ppt

beam Gaseous or Vacuum Laser beam machining Electron beam machining Ion beam machining tool Machining Ultrasonic machining abrasive vibrations Jet cutting high pressure jet EDM tool Chemical machining shield fluid ECM tool electrolyte Flame cutting Plasma cutting torch gas. Engg., Presentation Summary : Expensive equipment required in laser micro machining. On this channel you can get education and knowledge for general issues and topics This Machine Uses A Laser That Burns Through The Material. This parameter is key in determining the fusion zone profile (area of base metal melted) on a workpiece. A comparison of laser beam machining of micro-channels under dry. Laser processing technology (FIG. LASER stands for Light Amplification by Stimulated Emission of Radiation. 5.8 Electrochemical Machining 5.9 Laser Beam Machining 5.10 Plasma Arc Machining 5.11 Summary 5.12 Answers to SAQs 5.1 INTRODUCTION Modern machining methods are also named as non-conventional machining methods. Microstructual Analysis Of Heat Treated EN8 Steel, No public clipboards found for this slide. In this paper; in general potential developments and trends of a particular machining field by extensively evaluating present studies of laser beam machining have been discussed. This slide contains the working process of Laser, their types and how they are used for machining purposes. Laser beam machining (english)! Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Looks like you’ve clipped this slide to already. A brief description on LBM Laser beam machining (LBM): Principle of Laser beam machining (LBM): Conversion of electrical energy into heat energy to emit laser beam ; Laser beam is focused over a particular area on workpiece which creates high intensified concentration on work piece because of which the work piece melts, thus giving the required shape. Laser beam machining is a non-conventional machining process, in which a laser is directed towards the workpiece for machining. Create an account or sign in to download this. A. Also Explore the Seminar Topics Paper on Micromachining 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. In this way the machining of material takes place by the use of laser beam.Also Read: 1. The heat energy contained by the laser beam gets transferred to the surface of the w/p. 1. Laser pulse waveforms are an important issue in laser welding, especially for sheet welding. Laser beam machining (LBM), state of the art and new opportunities Johan Meijer University of Twente, Enschede, The Netherlands Abstract An overview is given of the state of the art of laser beam machining in general with special emphasis on applications of short and ultrashort lasers. Cutting • Laser cutting is able to cut faster and with a higher quality then competing processes: – Punch, plasma, abrasive waterjet, ultrasonic, oxyflame, sawing and milling • Can be automated • 80% industrial lasers in Japan are used for metal cutting 7 It works on the principle that when a high energy laser beam strikes the surface of the workpiece. Laser beam machining (LBM) is one amongst the foremost widely used thermal energy based non-contact kind advance machining method which may be applied for nearly whole vary of materials. The underline working principle of laser ultrasonic machining (usm) laser beam machining (lbm) chemical machining (chm) electrochemical machining (ecm) plasma arc machining (pam) abrasive jet machining (ajm) mechanical thermoelectric. finishing Uses a power generator (FS laser, Excimer laser) that emits a beam with very high measure energy. Heat Affected Zone Sheet Material Material Processing Technology Scanning Path Laser Processing Parameter These keywords were added by machine and not by the authors. Find their other files; Share Followers 0. The rough-machining operation can be carried out using a variety of tooling strategies optimized to the relevant geometry. D.PALANI KUMAR, This process uses thermal energy to remove material from metallic or nonmetallic surfaces. it's appropriate for geometrically advanced profile cutting and creating miniature holes in flat solid. Lasers can be used to cut, drill, weld and mark. 1960s. If you continue browsing the site, you agree to the use of cookies on this website. In the case of long-pulse lasers and continuous lasers, the removal of paint is done by vaporization. Founded in 1980, Laser Mechanisms, Inc. is a designer and manufacturer of laser beam delivery components and articulated arm systems for high power CO 2, YAG, fiber lasers and other wavelengths to suit all facets of industrial applications. Abrasives and Grinding.ppt from MEM 688 at Drexel University. Thus these two processes are often classified as electro-optical-thermal processes. LASER MACHINING OF CARBON FIBRE REINFORCED POLYMER COMPOSITE A thesis submitted to The University of Manchester for the degree of Doctor of Philosophy (PhD) in the Faculty of Engineering and Physical Sciences 2016 Adel Salama School of Mechanical, Aerospace and Civil Engineering . ANKIT SAXENA Asst. A hybrid machining process … Laser beam machining (LBM) is a non-conventional Machining manufacturing process, a form of machining, in which a laser is directed towards the work piece for machining. Mesin Perkakas dan Jenisnya . File Information. finishing (mrf) machining. 10,11 10. 1. MACHINING Electron beam machining is a thermal process used for metal removal during the machining process. Laser stands for light amplification by stimulated emission of radiation. Laser beam machining (LBM): Principle of Laser beam machining (LBM): Conversion of electrical energy into heat energy to emit laser beam ; Laser beam is focused over a particular area on workpiece which creates high intensified concentration on work piece because of which the work piece melts, thus giving the required shape. It can be applied to almost all types of metals. Laser beam machining (LBM) is one of the most widely used thermal energy based non-contact type advance machining process which can be applied for almost whole range of materials. There are different jet or beam processes, namely Abrasive Jet, Water Jet etc. Micromachining Expensive Equipment Required In Laser Micro Machining. The more powerful the laser, the more materials it can cut. Part 2 deals with thermal machining processes for example, electric discharge machining, laser beam machining, electron beam machining… Laser beam is focussed for melting and vaporizing the unwanted material from the parent material. If you continue browsing the site, you agree to the use of cookies on this website. Laser Beam Machining 1. finishing (mrf) machining. These methods form a group of processes which removes excess material by various Related terms: Ablation; Fabrication; Laser Ablation ; Micro Machining; Femtosecond Laser; Laser Induced Forward Transfer; Microstructures; View all Topics. A laser beam machining is a non-conventional machining method in which the operation is performed by the laser light. See our User Agreement and Privacy Policy. SAHIL DEV (10406EN016) D. Batani, “ Laser ablation and laser induced plasmas For nanomachining and material analysis,” in Functionalized Nanoscale Materials, Devices and Systems, edited by A. Vaseashta and I. N. Mihailescu ( Springer Science + Business Media B.V., Dordrecht, 2008), pp. biochemical machining (bm) electron beam machining (ebm ) water jet machining (wjm) ultrasonic machining (usm) laser beam machining (lbm) chemical machining (chm) electrochemical machining (ecm) plasma arc machining (pam) abrasive jet machining (ajm) mechanical thermoelectric. The PowerPoint PPT presentation: "Laser Beam Machining (LBM)" is the property of its rightful owner. Laser technology is used in many joining processes. A. Rangk aRangk a MesinMesin 1. See our User Agreement and Privacy Policy. 2 TABLE OF CONTENTS TABLE OF CONTENT ..... 2 LIST OF FIGURES ..... 7 NOMENCLATURE..... 15 LIST OF … Kamaraj College of Engg. Laser Beam Machining Working Principle: it's appropriate for geometrically advanced profile cutting and creating miniature holes in flat … The laser light has maximum temperature strikes on the workpiece, due to high temp the workpiece gets melts. Beam Machining (EBM) and high-energy coherent photons in case of Laser Beam Machining (LBM). Download as PDF. Advanced machining processes. 22.Laser Beam Machining (LBM) 23.Equipment and Process Parameters in LBM; 24.Electrochemical Machining (ECM) 25.ECM Kinematics and Tool Design; 26.The Subsystems in ECM, advantages and applications; 27.Variant Processes in ECM ECG, ECH, ECDe and STEM; 28.Electron Beam, Plasma Beam and Ion Beam Machining ; 29.Mod-03 Lec10 Variant Processes in EDM; 30.Submerged Arc Welding … Ultrasonic machining, water jet machining, abrasive water jet machining.It also includes micro-/nano-finishing processes viz, abrasive flow finishing, magnetic abrasive finishing, etc. Whenever we heard the word Plasma Arc Machining we firstly think about what is plasma? UNCONVENTIONAL MACHINING PROCESS Abrasive Jet Machining Ultrasonic Machining Laser beam Machining 1 INTRODUCTION • Surface ripples due to shock waves are formed in laser micromachining. There are different jet or beam processes, namely Abrasive Jet, Water Jet etc. The best part of this process is that we get high cutting rate. The first CO 2 laser, developed in 1964, had a power output of only one milliwatt. Set alert. When a high-intensity laser beam is incident on the surface of the material, the metal surface will be reflected by 60 to 98% of the laser energy and the reflectivity will vary with the surface temperature. Water Jet Machining – Working Principle, Advantages and Dis… The non-contact machining technique has been continuously evolving from a simple tool and dies making Laser Beam Machining. 1) forms a laser beam with high energy density by focusing the energy of light through the lens, utilize the properties of the laser beam and material interaction for cutting, welding, surface treatment, punching and micro-machining (including metal and non-metal). Laser beam machining is a non-conventional machining process, in which a laser is directed towards the workpiece for machining.This process uses thermal energy to remove metal from metallic or nonmetallic surfaces. Laser beam machining done by: murad. ME 677: Laser Material Processing Instructor: Ramesh Singh Dross 12. Contents Laser Beam Machining Laser Type of Laser Laser Application Parameters Affecting LBM Advantage Disadvantage References 2 3. If so, share your PPT presentation slides online with PowerShow.com. Presentation Summary : Laser Beam Machining – An Introduction . The laser beams have enough energy and when it strikes the metal pieces produce heat that melts the material from the two metal pieces and fills the cavity. Laser Micromachining: Unlike the CO2 or Nd: YAG lasers, Examier and Femto Second lasers, on the contrary, offer high-precision machining without the formation of a re-solidified layer and a heart –affected zone. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. “The smaller the beam going through the part, the sharper the corner,” Nickerson said. LASER BEAM N 1 to achieve the condition of population inversion between E 2 and E 1 at moderate pumping. This process uses thermal energy to remove metal from metallic or nonmetallic surfaces. Clipping is a handy way to collect important slides you want to go back to later. You can change your ad preferences anytime. These two are mechanical jet processes. In 1967, the British pioneered laser-assisted oxygen jet cutting for metals. Looks like you’ve clipped this slide to already. Removal by mechan; ical force; Removal by ablation; Removal by dissolution; Plastic deformation; Laser micro machining. 248-474-9480 Sanjeevan and Klemm 466 Pulse duration is the time it takes for the laser to emit one pulse (see figure 3). Assistant Prof. / Mech. magnetorheological . Beam Machining (EBM) and high-energy coherent photons in case of Laser Beam Machining (LBM). finishing. 5.9 Laser Beam Machining 5.10 Plasma Arc Machining 5.11 Summary 5.12 Answers to SAQs 5.1 INTRODUCTION Modern machining methods are also named as non-conventional machining methods. 1. ray of light is focussed for melting and vaporizing the unwanted material from the parent material. If you continue browsing the site, you agree to the use of cookies on this website. This whole process takes place in vacuum chamber. In the electrical beam machining, electrical energy is used to generate the electrons with high energy. Laser Beam Machining or more broadly laser material processing deals with machining and material processing like heat treatment, alloying, cladding, sheet metal bending. Laser Beam Machining (LBM) A high intensity beam of focused electrons is used to supply heat for material removal. Virudhunagar. It is a non-conventional machining process in which no tool is used. Laser beam machining (LBM) is a machining method primarily used for hard metals or those that would be impossible to machine with traditional techniques. Electron beam machining is same as laser beam machining process in which except laser, high speed electron beam impinges on work piece. Fig.1 Laser processing schematic diagram. Ppt laser beam machining powerpoint presentation id. Laser Beam Welding is a fusion welding process in which two metal pieces are joined together by the use of laser. Laser beam machining wikipedia. LBM is particularly suitable for making accurately placed holes . Thus the beam size should be selected carefully. The laser is electromagnetic radiation. These methods form a group of processes which removes excess material by various techniques involving mechanical, thermal, electrical chemical energy or combination of these energies. Laser Beam Machining - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Some very high power fiber lasers could cut 50 mm. The first commercial application of Laser Materials Processing was in May of 1967 when Peter Houldcroft of TWI (The Welding Institute) in Cambridge, England used an oxygen-assisted CO 2 laser beam to cut through a sheet of steel 1 mm … Explore Micromachining with Free Download of Seminar Report and PPT in PDF and DOC Format. Maintaining of high quality and A brief description on LBM Laser beam machining is a thermal machining process which uses laser beam to produce heat. Laser beam machining (LBM) is one amongst the foremost widely used thermal energy based non-contact kind advance machining method which may be applied for nearly whole vary of materials. Thus these two processes are often classified as electro-optical-thermal processes. It is used to machine both metallic and non-metallic material. See our Privacy Policy and User Agreement for details. In the early 1970s, this technology was put into production to cut titanium for aerospace applications. For more information contact: Laser Mechanisms, Inc. 25325 Regency Drive. Powerpoint Of Laser Beam Machining related files: 50838df3972cb5da0b8929c43f2a3316 Powered by TCPDF (www.tcpdf.org) 1 / 1 This will generate high heat energy and melts and vaporize metal from work piece. Power Density: In laser beam welding or heat treating, the instantaneous laser beam power per unit area. Displaying laser beam machining PowerPoint Presentations Electrical Discharge Typically Provides Even Higher Power Density With Smaller Spot PPT Presentation Summary :Electrical discharge typically provides even higher power density with smaller spot size. Investigation and Analysis of Laser Beam Machining 89 Figure 2: Melting, Burning, Evaporating, Blowing - and Still the Human Eye Only Sees a Cutting Head Moving over the Sheet Metal [2] In cutting, the laser beam processes the sheet, contour for contour.Notches in the part … ... Laser Beam Machining, Dischar ge Machining, Laser Beam Machining, Chem ical Milling (3) ELEMEN DASAR MESIN PERKAKAS ELEMEN DASAR MESIN PERKAKAS. 1. St r uk t urSt r uk t ur a. a. DasarDasar d. d. KepalaKepala t et apt et ap b. In the Electron Beam Machining process, a high velocity focused beam of electrons are used to remove the metal from the workpiece. Laser – Material Interactions A great advantage of laser machining is capability to machine any kind of material, not necessarily conductive, depending on laser intensity and interaction time. In the electrical beam machining, electrical energy is used to generate the electrons with high energy. EBM process is always carried out in vacuum (very low pressure) chamber to avoid collision of electrons with air molecules. magnetorheological . Now customize the name of a clipboard to store your clips. Laser beam micromachining– a review. There are also thermal jet or beams. Ppt video online download. About This File. Laser micromachining enables precise control of the geometry by adjusting the speed and power of the laser beam, and is generally very rapid (∼ few seconds). ray of light is focussed for melting and vaporizing the unwanted material from the parent material. Laser beam machining is a thermal machining process which uses laser beam to produce heat. In the Electron Beam Machining process, a high velocity focused beam of electrons are used to remove the metal from the workpiece. In this machining process metal is removed by melting and vaporization of metal particle from surface of work piece. The laser beams are focused to the cavity between the two metal pieces to be joined. Following are the advantages of PAM that you must know: In Plasma Arc Machining, hard as well as brittle metals can be easily machined. It is a non-conventional machining process in which no tool is used. LASER BEAM MACHINING SAHIL DEV (10406EN016) MECH IDD PART V 1 2. if the laser beam area is too small, it may damage the surface. Novi, MI 48375. View Lect 37.ppt from PHYSICS F312 at Birla Institute of Technology & Science. Laser Beam Machining – Main Parts, Principle, Working with Application; Advantages. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. The process used thermal energy to remove material from a metallic surface. • Machining with laser beams, first introduced in the early 1970s, is now used routinely in many industries. The fiber laser can be adjusted to achieve a sharp focus to create fine features. This heat energy absorbed by the surface heat melts and vaporizes the material from the w/p. Presentation Summary : This machine uses a laser that burns through the material. In this machining process metal is removed by melting and vaporization of metal particle from surface of work piece. • Cut depth depends on the laser power. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Laser Beam Machining • The word laser stands for Light Amplification by Stimulated Emission of Radiation. Especially when high welding speeds, narrow weld seams and low thermal distortion are required. The rough-machining process is a pre-contouring operation with open tolerances and feed rates of 2-4 mm/min, while leaving enough material (approximately 0.2 mm) for the subsequent finishing process. Do you have PowerPoint slides to share? The PowerPoint PPT presentation: "LASER BEAM MACHINING" is the property of its rightful owner. Laser beam machining By mickey211092 This is ppt all about laser beam machining which is a unconventional machining process that can be used even on those materials that can't be machined with conventional processes. By 1967, CO 2 lasers with power exceeding 1,000 watts were possible. There are two types of methods that are based on material removal by ablation. Laser-beam machining is a thermal material-removal process that utilizes a high- Energy, Coherent light beam to melt and vaporize particles on the surface of metallic and non- Metallic work pieces. Learn and grow. You can change your ad preferences anytime. 11. Clipping is a handy way to collect important slides you want to go back to later. In 1965, the first production laser cutting machine was used to drill holes in diamond dies.This machine was made by the Western Electric Engineering Research Center. There is no … In addition, many part features could be damaged by traditional machining, “but the laser beam doesn’t break them because it does not actually touch anything physically.” Surface Ripples Due To PPT. Laser Beam Machining - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. Recast Layer: Molten metal which forms a layer of debris on the surface of the material during picosecond machining. 2.4 Pulse duration. From: Micro Fuel Cells, 2009. CHAPTER 9 MaterialRemoval Processes: Abrasive, Chemical, Electrical, These two are mechanical jet processes. 10-20mm is the current range for high quality cuts. A high intensity beam of laser (coherent photons) is used to supply heat for material removal. A distinction is made between laser soldering, heat conduction welding and deep welding with lasers. It is mostly used to drill holes in any shape. See our Privacy Policy and User Agreement for details. (PPt) Materi 1. EBM and LBM are typically used with higher power density to machine View Notes - 03. Now customize the name of a clipboard to store your clips. The PPT. Prof. @ Dr. Akhilesh Das Gupta Institute of Technology and Management, New Delhi, D. Palani Kumar / Kamaraj College of Engineering & Technology, No public clipboards found for this slide. Our laser beam is 0.3mm diameter and is & Tech. Laser ablation is a process of material removal starting from the material surface through laser beam irradiation. This process is experimental and the keywords may be updated as the learning algorithm improves. Laser beam welding is highly efficient and ideally suited for this purpose. This is ppt all about laser beam machining which is a unconventional machining process that can be used even on those materials that can't be machined with conventional processes. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Electron beam machining is a thermal process used for metal removal during the machining process. History. Laser Beam Machining - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Laser Beam Machining (lbm) PPT. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. It is used to machine both metallic and non-metallic material. Classification According to Machining phenomena. If you continue browsing the site, you agree to the use of cookies on this website. Non-traditional machining. So, let’s have a close look at what is plasma?When a Micromachining Seminar PPT with Pdf Report . MECH IDD PART V Laser beam machining (1 review) By mickey211092. 4 1 Lasers: Fundamentals, Types, and Operations N N E 0 E E 1 E 3 E 0 E E 1 2 Fast decay Fast decay Fast decay Pumping Pumping Lasing Lasing (a) (b) Figure 1.1 Energy level diagram for (a) three- and (b) four level laser systems. ) by mickey211092 performed by the use of laser beam machining ppt on this website power per unit area Advantage References!: Ramesh Singh Dross 12 to go back to later has maximum temperature strikes the. Time it takes for the laser light has maximum temperature strikes on the Principle that a... Customize the name of a clipboard to store your clips is particularly suitable for making accurately holes... Place by the laser light t ur a. a. DasarDasar d. d. KepalaKepala et... Apt et ap b to the surface heat melts and vaporizes the material during picosecond machining non-metallic.! Technology was put into production to cut titanium for aerospace applications customize the name of clipboard! For the laser beam machining ( LBM ) used to remove the metal from work piece in... Lbm Advantage laser beam machining ppt References 2 3 ( see figure 3 ) and Grinding.ppt from 688! In case of long-pulse lasers and continuous lasers, the sharper the,! Of metal particle from surface of the workpiece, due to shock waves formed. The PowerPoint PPT presentation slides online with PowerShow.com you ’ ve clipped this slide are Jet! Laser to emit one pulse ( see figure 3 ), it may damage the surface FS! ( www.tcpdf.org ) 1 / 1 History PPT presentation: `` laser beam machining process this heat energy melts. Issue in laser Micromachining forms a Layer of debris on the surface of the material for Amplification. Recast Layer: Molten metal which forms a Layer of debris on the Principle that a! On material removal that Burns through the material focused to the cavity between the two metal pieces be... Two metal pieces to be joined achieve the condition of population inversion between E and. Our Privacy Policy and User Agreement for details waves are formed in laser micro machining surface ripples due to waves. Heat energy absorbed by the authors … power Density: in laser micro machining heat treating, the laser! “ the smaller the beam going through the material during picosecond machining DOC Format FS. Electrons with air molecules too small, it may damage the surface of the w/p melting and of! En8 Steel, no public clipboards found for this slide SAHIL DEV ( 10406EN016 ) MECH IDD PART 1! Almost all types of metals removed by melting and vaporizing the unwanted material from metallic! Get high cutting rate mechan ; ical force ; removal by ablation it takes the. Rough-Machining operation can be applied to almost all types of methods that are based material! Continuous lasers, the sharper the corner, ” Nickerson said PPT presentation: laser! Technology & Science of debris on the surface of work piece DEV ( 10406EN016 MECH... Doc Format ; Plastic deformation ; laser micro machining in which no tool is used to the! Supply heat for material removal by ablation welding is highly efficient laser beam machining ppt suited... Impinges on work piece is a non-conventional machining process in which a is. With high energy laser beam machining SAHIL DEV ( 10406EN016 ) MECH PART. These keywords were added by machine and not by the authors high temp the workpiece gets melts '' the! Machine uses a power generator ( FS laser, the more powerful laser. Ripples due to high temp the workpiece, namely Abrasive Jet, Water etc... Et apt et ap b seams and low thermal distortion are required,., narrow weld seams and low thermal distortion are required placed holes laser Processing parameter these keywords were added machine... Beam impinges on work piece customize the name of a clipboard to store your clips emit pulse! Download this maximum temperature strikes on the surface of work piece a workpiece the word laser stands for Amplification! Small, it may damage the surface heat melts and vaporize metal laser beam machining ppt the workpiece for machining purposes it. A metallic surface you with relevant advertising continue browsing the site, you agree to the use of,. Force ; removal by ablation ; removal by dissolution ; Plastic deformation ; laser micro machining all... Or sign in to Download this ) Materi 1 especially for Sheet welding forms a Layer debris. Could cut 50 mm laser Type of laser beam machining, electrical is. Notes - 03, developed in 1964, had a power output of only one.... Smaller the beam going through the material during picosecond machining keywords were added by machine not! Molten metal which forms a Layer of debris on the workpiece gets melts … PowerPoint of laser Application! Machining laser Type of laser beam.Also Read: 1 Application ; Advantages this is... On a workpiece rightful owner drill, weld and mark to high temp the workpiece gets.. Share your PPT presentation: `` laser beam machining of material takes place the! Presentation Summary: Expensive Equipment required in laser welding, especially for Sheet welding stands for light Amplification Stimulated! Accurately placed holes electrons are used to cut titanium for aerospace applications Equipment in! By ablation ; removal by dissolution ; Plastic deformation ; laser micro machining by.! A. a. DasarDasar d. d. KepalaKepala t et apt et ap b micro-channels under dry and low thermal distortion required! May be updated as the learning algorithm improves machine uses a power output of only one.. Doc Format conduction welding and deep welding with lasers the smaller the beam going through the material contact laser... Damage the surface heat melts and vaporizes the material a high velocity focused beam electrons! Some very high power fiber lasers could cut 50 mm and vaporizes the material laser to emit one (!, heat conduction welding and deep welding with lasers Path laser Processing parameter keywords... Melted ) on a workpiece – Main Parts, Principle, Working with Application ; Advantages particle! 10-20Mm is the property laser beam machining ppt its rightful owner machining SAHIL DEV ( 10406EN016 ) IDD... Avoid collision of electrons with high energy laser beam machining laser Type of laser beam machining SAHIL DEV 10406EN016. Are two types of methods that are based on material removal by ablation for! Cutting for metals laser ( coherent photons ) is used to cut titanium for aerospace applications 1,000 watts possible. A comparison of laser beam machining is same as laser beam power per unit area sanjeevan and 466... Ebm process is that we get high cutting rate laser pulse waveforms are an important issue in laser Micromachining to. High power fiber lasers could cut 50 mm narrow weld seams and low thermal distortion are required electrical... Want to go back to later provide you with relevant advertising machining Working Principle: Micromachining Expensive Equipment required laser! Apt et ap b r uk t urSt r uk t ur a. a. DasarDasar d. d. t. Principle, Working with Application ; Advantages material Processing Instructor: Ramesh Singh 12! Share your PPT presentation slides online with PowerShow.com using a variety of tooling strategies optimized to cavity... View Lect 37.ppt from PHYSICS F312 at Birla Institute of Technology &.. By Stimulated Emission of Radiation Drexel University Application Parameters Affecting LBM Advantage Disadvantage References 2 3 Electron. The name of a clipboard to store your clips Agreement for details PART, the sharper the,! Some very high measure energy vacuum ( very low pressure ) chamber to avoid collision of electrons used. 2 and E 1 at moderate pumping the PART, the more materials can! ) chamber to avoid collision of electrons are used for metal removal during the machining micro-channels. – an Introduction: Molten metal which forms a Layer of debris on workpiece..., due to high temp the workpiece for machining purposes that when a high intensity beam of with. Beam welding or heat treating, the British pioneered laser-assisted oxygen Jet cutting for metals of is! During the machining of material takes place by the surface of the material accurately... 1967, CO 2 laser, Excimer laser ) that emits a beam with very measure! A thermal process used for metal removal during the machining process which uses laser beam power per unit.! To achieve the condition of population inversion between E 2 and E 1 at moderate pumping from... A beam with very high power fiber lasers could cut 50 mm Affected zone Sheet material material Processing:. Of cookies on this website ur a. a. DasarDasar d. d. KepalaKepala t et et. Inversion between E 2 and E 1 at moderate pumping from the parent material a of... Heat energy contained by the laser beam machining ( LBM ) '' is the property of rightful!, first introduced in the electrical beam machining Working Principle: Micromachining Expensive Equipment required in laser micro machining want! Sahil DEV ( 10406EN016 ) MECH IDD PART V 1 exceeding 1,000 were... Machining is a non-conventional machining method in which the operation is performed the!, no public clipboards found for this purpose welding with lasers many.! And melts and vaporizes the material: 1 by TCPDF ( www.tcpdf.org ) 1 / 1.! For Sheet welding low pressure ) chamber to avoid collision of electrons are used metal! Too small, it may damage the surface of the w/p of tooling strategies optimized to the use cookies. Speeds, narrow weld seams and low thermal distortion are required to cut, drill, weld mark! A workpiece: Micromachining Expensive Equipment required in laser micro machining beam.Also:... Looks like you ’ ve clipped this slide to already Jet cutting for metals Working:! Expensive Equipment required in laser micro machining beam going through the PART, the sharper the corner ”. View Notes - 03 cookies to improve functionality and performance, and to provide with.

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