Semantic scholar extracted view of understanding additive manufacturing. Et al laser cladding powered by diode lasers at high processing speed. Pdf generative fertigungsverfahren, additive manufacturing. Metalbased additive manufacturing processes require a supporting of overhanging part areas during the powder solidification e. Additive manufacturing for car body engineering when conventional production technologies reach their limits, it is time for additive manufacturing to strike. This paper focuses on the evaluation of manufacturing processes that are competing with selective laser melting slm. It will be the 30th time that the world of plastics meets up for the colloquium in aachen and, at the same time, we will celebrate in 2020 not only the 70th birthday of ikv but also the 150th anniversary of rwth aachen university. Experimental studies on selective laser melting of. Generative fertigungsverfahren andreas gebhardt on free shipping on qualifying offers.
Generative fertigungsverfahren on free shipping on qualifying offers. In 3dpart production of serial parts slm is starting to be an economic choice for manufacturing. Us8545206b2 device and method for the generative production. Jul 11, 2019 generative fertigungsverfahren andreas gebhardt on free shipping on qualifying offers. By selective laser sintering sls, polymer powders are molten layer by layer to build conventional prototypes or parts in small series with geometrical freedom that cannot be achieved by other manufacturing technologies.
This advertisement will close after 20 secondes or click here to close this advertisement will close after 20. Comparison of the electrochemical machinability of electron. Comparison of the electrochemical machinability of. An integrated technology evaluation model item is presented that helps decision makers to determine the potential of slm while comparing with conventional manufacturing. Konferenzen zum thema generatives fertigungsverfahren, 3d. Regardless of the applied load ratio, all specimens fail due to crack initiation at process inherent defects. Aug 14, 2014 fundamental investigation of laser beam melting of polymers for additive manufacture journal of. Tolerances for additive manufacturing solid freeform.
Additive fertigungsverfahren buro fur technikfolgenabschatzung. Supporting the decision process for applying additive manufacturing in the mro aerospace business by madm gereon deppe, rainer koch direct manufacturing research center dmrc and chair of computer application and integration in design and planning c. Rapid prototyping rapid tooling rapid manufacturing andreas gebhardt isbn. Nikolaj nevmyvako bachelor thesis business economics supply, production, logistics publish your bachelors or. A large number of scientific publications were investigated in order to provide a comprehensive overview of rapid prototyping methods for polymers and their applications, of currently available materials and research concerning additive processes. Cat dimensional tolerances for additive manufacturing. Supporting the decision process for applying additive. Laser additive manufacturing lam is a repeating layer wise manufacturing process which uses a laser beam to melt and solidify material in a powderbed according to slices of a corresponding threedimensional computer aided design 3dcad model.
Additive processing technologies are rapidly growing in all fields of application. Gebh07 gebhardt, a generative fertigungsverfahren rapid. Nevertheless, for most applications, a rework of these generative components is necessary. Oct 10, 2008 additive processing technologies are rapidly growing in all fields of application. However, along with all of the opportunities am processes offer, a comprehensive transfer to mass production is nowhere in sight. Additive processing of polymers, macromolecular materials. How could this technology change logistics and how should the logistics industry react to this advancement.
Quality improvement of fdm parts by parameter optimization. Technology users nowadays strive to reduce support areas due to economical aspects, while simultaneously enhancing the process stability by maximizing the support stiffness. Gebhardt, a generative fertigungsverfahren additive. Feb 06, 2017 andreas gebhardt uber sein neues buch additive fertigungsverfahren. Vdi 3405 additive manufacturing processes fundamentals, terms, process descriptions, 2014. Jun 22, 2015 150610 exploring the supply chain opportunities of additive manufacturing in aviations spare part industry gereon deppe rapidtech meeting 10062015 slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.
Drucken mit metallen reznik 2019 physik in unserer. Design guidelines for laser additive manufacturing of. Especially for conventionally hard to machine materials like gamma titanium aluminides. Due to the possibility of a near net shape, manufacturing time for finishmachining can significantly be reduced. Additive manufacturing promises faster product development and replacement, better parts properties and significant cost savings. By using this additive approach the degree of freedom regarding shape complexity is greatly enhanced compared to subtractive processes like.
Rapid prototyping, rapid tooling, rapid manufacturing by andreas gebhardt. Central hurdles for the application in serial production are above all, the costrelated general conditions high material costs in combination with an insufficient ratio of plant costs to productivity and the high manual effort in the process chain due to the lack. Lasers in manufacturing 2003 proceedings of the second international wltconference on lasers in manufacturing, lim 2003. Adama,b, detmar zimmera,b achair of design and drive technology kat, paderborn university. Haberland laser assisted generative production techniques like selective laser melting slm are novel but complex near net shape fabrication methods. Fundamental investigation of laser beam melting of.
Fundamental investigation of laser beam melting of polymers. Tial, this manufacturing process is very attractive. Mai 2012 rapid prototyping, rapid tooling, rapid additive manufacturing referent. All publications generative fertigungsverfahren rapid prototyping advanced search deutsche version. Nikolaj nevmyvako bachelorarbeit bwl beschaffung, produktion, logistik publizieren sie ihre abschlussarbeit. Physics procedia 12 2011 364368 367 the processes basis is the definition of a list of requirements combining all necessary data for the part design.
Additive manufacturing technologies amt are capable of building complex 3d objects by stacking up thin individual layers. All publications generative fertigungsverfahren generative fertigungsverfahren advanced search deutsche version pdf generative fertigungsverfahren. Fatigue performance of laser additive manufactured ti6al. The individualization and customization of products is one the most important trends for industrial companies. The coming international colloquium plastics technology, due to take place on 0910 september 2020 in the eurogress aachen, will be a very special occasion. Process inherent defects have a major influence on the fatigue performance of laser additive manufactured ti6al4v. Geb06 gebhardt, a vision rapid prototyping generative manufacturing of ceramic parts a survey proceedings of the german ceramic society deutsche keramische gesellschaft e. The impact of 3d printers in the logistics industry. Experimental studies on selective laser melting of metallic parts experimentelle untersuchungen zum laserstrahlgenerieren metallischer bauteile h. By using this additive approach the degree of freedom regarding shape complexity is greatly enhanced compared to subtractive processes like turning or machining.
1184 1212 188 950 738 917 156 504 289 1192 1380 253 325 913 53 898 372 421 1387 6 1024 740 819 1428 566 121 1152 41 295 1227 57 494 1461