3D打印英文简介ppt课件.pptx

班级：XXX姓名：XXX3D Printing学号：XXXWhat is a 3D Printer?3D Printers are not your average printerThey bear little resemblance to toadys document or photo printersThey can build objects from scratch-or rather, from a CAD or 3D scanner file-out of a variety of materialsHow does it Work?A typical 3D Printer is very much like an inkjet printer operated from a computerIt builds up a 3D model one layer at a time, from the bottom upward, by repeatedly printing over the same areaThe printer creates a model over a period of hours by turning a 3D CAD drawing into lots of tow-dimensional, cross-sectional layersMost 3D Printers essentially works by extruding molten thermoplastics (mostly ABS) through a tiny nozzle that it moves around precisely under computer controlIs not necessarily need to print in 3D with plastic: in theory, you can print objects using any molten material that hardens and sets reasonably quicklyABS has a whiteish-yellow color in it sraw form, but pigments can be added to make it virtually any color Some kinds of 3D PrintersApplication of 3D Printing TechnologyAutomobile Manufacturing IndustryMedical IndustryOrdnance IndustryArts and CraftsGarment IndustryConstruction Industry The technology of 3D Printing has been widely used in many fields, such as automobile manufacturing industry, medical industry, ordnance industry, garment industry, construction industry and so on. In the future, it will play a more and more important role in our life.Thank you !