{"title":"3D打印材料在不同打印方向上的力学性能测定","authors":"Parragh Márk, Manó Sándor","doi":"10.15289/BH.V11I1.264","DOIUrl":null,"url":null,"abstract":"Absztrakt Az additiv gyartastechnologiak terhoditasanak es gyors utemű fejlődesenek koszonhetően mar szamos teruleten gyartanak műszaki cellal keszult alkatreszeket additiv eljarasokkal. Ezen modellek eseteben letfontossagu, hogy a veluk szemben tamasztott elvarasoknak (meretpontossag, mechanikai szilardsag, stb.) megfeleljenek. Az ezt segitő vegeselemes szimulaciok kellően pontos futtatasa viszont csak az alapanyagok tulajdonsagainak, viselkedesenek ismereteben lehetseges. Az additiv gyartastechnologiak jellegeből fakadoan (retegről retegre tortenő epitkezes) sejthető, hogy ilyen modellek eseten nem alkalmazhato izotrop modell, vagyis a modellek iranyfuggő tulajdonsagokkal rendelkeznek. Jelen celja annak vizsgalata, hogy a retegződesi irany milyen hatassal van Polyjet eljarassal letrehozott probatestek huzasi-, nyomasi-, es hajlitasi tulajdonsagaira, illetve kemenysegere. Ennek erdekeben huzo-, nyomo-, es hajlitovizsgalatok, valamint kemenysegmeresek elvegzesevel vizsgaltuk az additiv technologiaval keszult modellek mechanikai tulajdonsagait. A kapott eredmenyek osszevetesre kerultek a kapcsolodo irodalmakkal, valamint a gyarto ceg katalogusadataival is. Osszessegeben elmondhato, hogy az additiv technologiakkal keszult modellek szerkezete nem izotrop, es ez a mechanikai tulajdonsagokat is befolyasolja. Kulcsszavak: 3D nyomtatas, additiv gyartastechnologiak, nyomtatasi orientacio, mechanikai tulajdonsagok Abstract Due to the expansion and rapid development of additive manufacturing technologies, technical parts are manufactured in many areas by additive processes. For these models it is vital to meet the required expectations (dimensional accuracy, mechanical strength, etc.). Although it is only possible to run the finite-element simulations that are sufficiently precise in the knowledge of the properties and behavior of the materials. Due to the nature of additive manufacturing technologies (layer-to-layer construction) it is conceivable that such models do not have an isotropic model, ie models have directional properties. This research investigates how the stratification direction affects the tensile, compressive, and flexural properties and hardness of the specimens created by the Polyjet method. For this purpose, the mechanical properties of the specimens were tested by performing tensile, compressive and flexural tests as well as hardness measurements. The results obtained were compared with related literature as well as the catalog information of the manufacturer. Overall, the structure of additive technologies is not isotropic, and it also affects the mechanical properties. Keywords: 3D printing, additive manufacturing, printing orientation, mechanical properties DOI: 10.17489/2018/1/01","PeriodicalId":30208,"journal":{"name":"Biomechanica Hungarica","volume":" ","pages":""},"PeriodicalIF":0.0000,"publicationDate":"2018-02-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"3D nyomtatási anyagok mechanikai tulajdonságainak meghatározása különböző nyomtatási irányokban\",\"authors\":\"Parragh Márk, Manó Sándor\",\"doi\":\"10.15289/BH.V11I1.264\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"Absztrakt Az additiv gyartastechnologiak terhoditasanak es gyors utemű fejlődesenek koszonhetően mar szamos teruleten gyartanak műszaki cellal keszult alkatreszeket additiv eljarasokkal. Ezen modellek eseteben letfontossagu, hogy a veluk szemben tamasztott elvarasoknak (meretpontossag, mechanikai szilardsag, stb.) megfeleljenek. Az ezt segitő vegeselemes szimulaciok kellően pontos futtatasa viszont csak az alapanyagok tulajdonsagainak, viselkedesenek ismereteben lehetseges. Az additiv gyartastechnologiak jellegeből fakadoan (retegről retegre tortenő epitkezes) sejthető, hogy ilyen modellek eseten nem alkalmazhato izotrop modell, vagyis a modellek iranyfuggő tulajdonsagokkal rendelkeznek. Jelen celja annak vizsgalata, hogy a retegződesi irany milyen hatassal van Polyjet eljarassal letrehozott probatestek huzasi-, nyomasi-, es hajlitasi tulajdonsagaira, illetve kemenysegere. Ennek erdekeben huzo-, nyomo-, es hajlitovizsgalatok, valamint kemenysegmeresek elvegzesevel vizsgaltuk az additiv technologiaval keszult modellek mechanikai tulajdonsagait. A kapott eredmenyek osszevetesre kerultek a kapcsolodo irodalmakkal, valamint a gyarto ceg katalogusadataival is. Osszessegeben elmondhato, hogy az additiv technologiakkal keszult modellek szerkezete nem izotrop, es ez a mechanikai tulajdonsagokat is befolyasolja. Kulcsszavak: 3D nyomtatas, additiv gyartastechnologiak, nyomtatasi orientacio, mechanikai tulajdonsagok Abstract Due to the expansion and rapid development of additive manufacturing technologies, technical parts are manufactured in many areas by additive processes. For these models it is vital to meet the required expectations (dimensional accuracy, mechanical strength, etc.). Although it is only possible to run the finite-element simulations that are sufficiently precise in the knowledge of the properties and behavior of the materials. Due to the nature of additive manufacturing technologies (layer-to-layer construction) it is conceivable that such models do not have an isotropic model, ie models have directional properties. This research investigates how the stratification direction affects the tensile, compressive, and flexural properties and hardness of the specimens created by the Polyjet method. For this purpose, the mechanical properties of the specimens were tested by performing tensile, compressive and flexural tests as well as hardness measurements. The results obtained were compared with related literature as well as the catalog information of the manufacturer. Overall, the structure of additive technologies is not isotropic, and it also affects the mechanical properties. 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3D nyomtatási anyagok mechanikai tulajdonságainak meghatározása különböző nyomtatási irányokban
Absztrakt Az additiv gyartastechnologiak terhoditasanak es gyors utemű fejlődesenek koszonhetően mar szamos teruleten gyartanak műszaki cellal keszult alkatreszeket additiv eljarasokkal. Ezen modellek eseteben letfontossagu, hogy a veluk szemben tamasztott elvarasoknak (meretpontossag, mechanikai szilardsag, stb.) megfeleljenek. Az ezt segitő vegeselemes szimulaciok kellően pontos futtatasa viszont csak az alapanyagok tulajdonsagainak, viselkedesenek ismereteben lehetseges. Az additiv gyartastechnologiak jellegeből fakadoan (retegről retegre tortenő epitkezes) sejthető, hogy ilyen modellek eseten nem alkalmazhato izotrop modell, vagyis a modellek iranyfuggő tulajdonsagokkal rendelkeznek. Jelen celja annak vizsgalata, hogy a retegződesi irany milyen hatassal van Polyjet eljarassal letrehozott probatestek huzasi-, nyomasi-, es hajlitasi tulajdonsagaira, illetve kemenysegere. Ennek erdekeben huzo-, nyomo-, es hajlitovizsgalatok, valamint kemenysegmeresek elvegzesevel vizsgaltuk az additiv technologiaval keszult modellek mechanikai tulajdonsagait. A kapott eredmenyek osszevetesre kerultek a kapcsolodo irodalmakkal, valamint a gyarto ceg katalogusadataival is. Osszessegeben elmondhato, hogy az additiv technologiakkal keszult modellek szerkezete nem izotrop, es ez a mechanikai tulajdonsagokat is befolyasolja. Kulcsszavak: 3D nyomtatas, additiv gyartastechnologiak, nyomtatasi orientacio, mechanikai tulajdonsagok Abstract Due to the expansion and rapid development of additive manufacturing technologies, technical parts are manufactured in many areas by additive processes. For these models it is vital to meet the required expectations (dimensional accuracy, mechanical strength, etc.). Although it is only possible to run the finite-element simulations that are sufficiently precise in the knowledge of the properties and behavior of the materials. Due to the nature of additive manufacturing technologies (layer-to-layer construction) it is conceivable that such models do not have an isotropic model, ie models have directional properties. This research investigates how the stratification direction affects the tensile, compressive, and flexural properties and hardness of the specimens created by the Polyjet method. For this purpose, the mechanical properties of the specimens were tested by performing tensile, compressive and flexural tests as well as hardness measurements. The results obtained were compared with related literature as well as the catalog information of the manufacturer. Overall, the structure of additive technologies is not isotropic, and it also affects the mechanical properties. Keywords: 3D printing, additive manufacturing, printing orientation, mechanical properties DOI: 10.17489/2018/1/01