{"id":17441,"date":"2025-01-13T00:01:08","date_gmt":"2025-01-12T23:01:08","guid":{"rendered":"https:\/\/www.3dnatives.com\/it\/?p=17441"},"modified":"2025-01-10T17:48:14","modified_gmt":"2025-01-10T16:48:14","slug":"stampa-3d-multimateriale-metallo-automobili-130120249","status":"publish","type":"post","link":"https:\/\/www.3dnatives.com\/it\/stampa-3d-multimateriale-metallo-automobili-130120249\/","title":{"rendered":"Stampa 3D multimateriale in metallo per parti di automobili leggere e resistenti"},"content":{"rendered":"<p style=\"text-align: justify;\">Una delle principali tendenze nella produzione di automobili \u00e8 senza dubbio quella di rendere le parti che compongono il veicolo pi\u00f9 leggere possibile per ottenere una migliore efficienza dei consumi, autonomia delle batterie, velocit\u00e0 ecc. Ma le sfide rimangono, in particolare quando si tratta di combinare diversi materiali per sfruttarne le propriet\u00e0, ad esempio l&#8217;acciaio che garantisce resistenza e l&#8217;alluminio noto per la sua leggerezza. Una soluzione potrebbe arrivare ora dai ricercatori dell&#8217;Institute for Materials Research and New Industry Creation Hatchery Center dell&#8217;Universit\u00e0 di Tohoku, che hanno fatto un passo avanti studiando la stampa 3D multimateriale in metallo per creare parti di automobili leggere e resistenti.<\/p>\n<p style=\"text-align: justify;\">La <a href=\"https:\/\/www.3dnatives.com\/it\/produzione-additiva\/\">produzione additiva<\/a> \u00e8 sempre pi\u00f9 presente nel settore automobilistico. In un comunicato stampa dell&#8217;Universit\u00e0 di Tohoku, la precisione della stampa 3D \u00e8 stata messa in evidenza come un modo per produrre forme uniche e altamente personalizzabili. Tuttavia, i materiali utilizzati presentano spesso degli svantaggi, ed \u00e8 qui che entra in gioco la stampa 3D multimateriale.<\/p>\n<div id=\"attachment_62102\" style=\"width: 710px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-62102\" class=\"size-full wp-image-62102\" src=\"https:\/\/www.3dnatives.com\/en\/wp-content\/uploads\/sites\/2\/2025\/01\/engineering_stress.jpg\" alt=\"\" width=\"700\" height=\"400\" \/><p id=\"caption-attachment-62102\" class=\"wp-caption-text\">Resistenza lega acciaio-alluminio con LPBF (crediti fotografici: Kenta Yamanaka et al.)<\/p><\/div>\n<p style=\"text-align: justify;\">\u201c<em>I multimateriali sono un tema caldo nel campo della produzione additiva grazie alla loro flessibilit\u00e0 di processo<\/em>\u201d, spiega il Professore Associato Kenta Yamanaka, \u201d<em>Tuttavia, una sfida importante nell&#8217;implementazione pratica \u00e8 che per alcune combinazioni di metalli, come l&#8217;acciaio e l&#8217;alluminio, si possono formare composti intermetallici fragili con interfacce dissimili. Quindi, anche se il materiale \u00e8 pi\u00f9 leggero, finisce per essere pi\u00f9 fragile<\/em>\u201d.<\/p><div class=\"dnati-inside-article\" style=\"text-align: center;\" id=\"dnati-819601772\"><a data-no-instant=\"1\" href=\"https:\/\/app.swapcard.com\/event\/additiv-defense-2026\" rel=\"noopener nofollow\" class=\"a2t-link\" target=\"_blank\" aria-label=\"LB (4)\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.3dnatives.com\/it\/wp-content\/uploads\/sites\/5\/2026\/04\/LB-4.gif\" alt=\"\"  width=\"850\" height=\"150\"   \/><\/a><\/div>\n<p style=\"text-align: justify;\">Studiando il <a href=\"https:\/\/www.3dnatives.com\/it\/laser-powder-bed-fusion-lpbf-050920219\/\">LPBF<\/a>, uno dei processi di produzione additiva in metallo pi\u00f9 utilizzati nel <a href=\"https:\/\/www.3dnatives.com\/it\/infografica-stampa-3d-industria-automotive-181020229\/\">settore automobilistico<\/a>, il team di ricerca ha cercato di produrre una lega di acciaio e alluminio che fosse leggera ma resistente. I ricercatori hanno scoperto che l&#8217;aumento della velocit\u00e0 del laser sopprime in modo significativo la formazione di composti intermetallici fragili (citando gli esempi di Al5Fe2 e Al13Fe4).<\/p>\n<div id=\"attachment_62103\" style=\"width: 710px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-62103\" class=\"size-full wp-image-62103\" src=\"https:\/\/www.3dnatives.com\/en\/wp-content\/uploads\/sites\/2\/2025\/01\/scan_speed.jpg\" alt=\"\" width=\"700\" height=\"400\" \/><p id=\"caption-attachment-62103\" class=\"wp-caption-text\">Crediti fotografici: Kenta Yamanaka et al.<\/p><\/div>\n<p style=\"text-align: justify;\">I ricercatori ritengono che ci\u00f2 sia dovuto a un fenomeno chiamato solidificazione di non-equilibrio, che riduce al minimo la separazione degli atomi di metallo, che pu\u00f2 portare a punti deboli nel materiale. Di conseguenza, sono stati in grado di dimostrare la presenza di forti interfacce. Il professore Seungkyun Yim, uno dei membri del team, ha aggiunto: \u201c<em>In altre parole, non si possono semplicemente mettere insieme due metalli e aspettarsi che aderiscano senza un controllo preciso<\/em>\u201d.<\/p>\n<p style=\"text-align: justify;\">Il risultato? Un prototipo di successo di quello che, a detta del gruppo, \u00e8 il primo componente multimateriale automobilistico in scala reale (una torre di sospensione) con geometria personalizzata. Il gruppo prevede di applicare i risultati ad altre combinazioni di metalli per consentire un numero ancora maggiore di applicazioni. \u00c8 possibile accedere allo studio completo <a style=\"font-size: 1em; text-align: justify;\" href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S221486042400575X?via%3Dihub\" target=\"_blank\" rel=\"noopener\">QUI.<\/a><\/p>\n<p style=\"text-align: justify;\">Cosa ne pensi di questa notizia? Se ti interessa l\u2019argomento, non perderti la nostra pagina esclusiva dedicata alla\u00a0<a id=\"menur2nf6\" class=\"fui-Link ___1q1shib f2hkw1w f3rmtva f1ewtqcl fyind8e f1k6fduh f1w7gpdv fk6fouc fjoy568 figsok6 f1s184ao f1mk8lai fnbmjn9 f1o700av f13mvf36 f1cmlufx f9n3di6 f1ids18y f1tx3yz7 f1deo86v f1eh06m1 f1iescvh fhgqx19 f1olyrje f1p93eir f1nev41a f1h8hb77 f1lqvz6u f10aw75t fsle3fq f17ae5zn\" title=\"https:\/\/www.3dnatives.com\/it\/stampa-3d-automotive-trasporti\/\" href=\"https:\/\/www.3dnatives.com\/it\/stampa-3d-automotive-trasporti\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Link stampa 3D e automotive\">stampa 3D nel settore automotive<\/a>. Lascia un commento sui nostri canali\u00a0<a id=\"menur2nf8\" class=\"fui-Link ___1q1shib f2hkw1w f3rmtva f1ewtqcl fyind8e f1k6fduh f1w7gpdv fk6fouc fjoy568 figsok6 f1s184ao f1mk8lai fnbmjn9 f1o700av f13mvf36 f1cmlufx f9n3di6 f1ids18y f1tx3yz7 f1deo86v f1eh06m1 f1iescvh fhgqx19 f1olyrje f1p93eir f1nev41a f1h8hb77 f1lqvz6u f10aw75t fsle3fq f17ae5zn\" title=\"https:\/\/www.facebook.com\/3dnativesit\/\" href=\"https:\/\/www.facebook.com\/3Dnativesit\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Link stampa 3D e automotive\">Facebook<\/a>,\u00a0<a id=\"menur2nfa\" class=\"fui-Link ___1q1shib f2hkw1w f3rmtva f1ewtqcl fyind8e f1k6fduh f1w7gpdv fk6fouc fjoy568 figsok6 f1s184ao f1mk8lai fnbmjn9 f1o700av f13mvf36 f1cmlufx f9n3di6 f1ids18y f1tx3yz7 f1deo86v f1eh06m1 f1iescvh fhgqx19 f1olyrje f1p93eir f1nev41a f1h8hb77 f1lqvz6u f10aw75t fsle3fq f17ae5zn\" title=\"https:\/\/www.linkedin.com\/groups\/12583365\/\" href=\"https:\/\/www.linkedin.com\/groups\/12583365\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Link stampa 3D e automotive\">LinkedIn<\/a>\u00a0e\u00a0<a id=\"menur2nfc\" class=\"fui-Link ___1q1shib f2hkw1w f3rmtva f1ewtqcl fyind8e f1k6fduh f1w7gpdv fk6fouc fjoy568 figsok6 f1s184ao f1mk8lai fnbmjn9 f1o700av f13mvf36 f1cmlufx f9n3di6 f1ids18y f1tx3yz7 f1deo86v f1eh06m1 f1iescvh fhgqx19 f1olyrje f1p93eir f1nev41a f1h8hb77 f1lqvz6u f10aw75t fsle3fq f17ae5zn\" title=\"https:\/\/www.youtube.com\/channel\/ucmwrnpdloxa7bffrkxzoazw\" href=\"https:\/\/www.youtube.com\/channel\/UCMWrNpdLOXa7BffRKXZoaZw\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Link stampa 3D e automotive\">YouTube<\/a>. Segui tutte le novit\u00e0 dal mondo della stampa 3D nella nostra\u00a0<a id=\"menur2nfe\" class=\"fui-Link ___1q1shib f2hkw1w f3rmtva f1ewtqcl fyind8e f1k6fduh f1w7gpdv fk6fouc fjoy568 figsok6 f1s184ao f1mk8lai fnbmjn9 f1o700av f13mvf36 f1cmlufx f9n3di6 f1ids18y f1tx3yz7 f1deo86v f1eh06m1 f1iescvh fhgqx19 f1olyrje f1p93eir f1nev41a f1h8hb77 f1lqvz6u f10aw75t fsle3fq f17ae5zn\" title=\"https:\/\/www.3dnatives.com\/it\/newsletter-stampa-3d\/#!\" href=\"https:\/\/www.3dnatives.com\/it\/newsletter-stampa-3d\/#!\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Link stampa 3D e automotive\">Newsletter settimanale<\/a>!<\/p>\n<p style=\"text-align: justify;\"><em>*Crediti copertina: Kenta Yamanaka et al.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Una delle principali tendenze nella produzione di automobili \u00e8 senza dubbio quella di rendere le parti che compongono il veicolo pi\u00f9 leggere possibile per ottenere una migliore efficienza dei consumi, autonomia delle batterie, velocit\u00e0 ecc. Ma le sfide rimangono, in&hellip;<\/p>\n","protected":false},"author":6086,"featured_media":17443,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[3,20],"tags":[],"class_list":["post-17441","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-automotive","category-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.7.1 (Yoast SEO v26.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Stampa 3D multimateriale in metallo per parti di automobili leggere e resistenti &#8211; 3Dnatives<\/title>\n<meta name=\"description\" content=\"L&#039;Universit\u00e0 di Tohoku ha utilizzato la stampa 3D multimateriale in metallo per creare parti di automobili leggere e resistenti.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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