{"id":6296,"date":"2022-09-07T11:34:50","date_gmt":"2022-09-07T09:34:50","guid":{"rendered":"https:\/\/websites.fraunhofer.de\/stec\/?post_type=projects&#038;p=6296"},"modified":"2023-03-10T13:56:13","modified_gmt":"2023-03-10T12:56:13","slug":"untersuchung-von-3d-druckerduesen-im-realaufbau","status":"publish","type":"projects","link":"https:\/\/s-tec.de\/en\/projects\/untersuchung-von-3d-druckerduesen-im-realaufbau\/","title":{"rendered":"Untersuchung von 3D-Druckerd\u00fcsen im Realaufbau"},"content":{"rendered":"\n\n<div class=\"wp-block-group MainContent MainContent--page\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-v4core-inner-blocks MainContent-left\">\n<div class=\"wp-block-v4core-layout undefined alignwide--left\"><div class=\"\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1059\" height=\"444\" src=\"https:\/\/s-tec.de\/wp-content\/uploads\/2022\/07\/FFF-Versuchsstand-e1659007794367.jpg\" alt=\"FFF-Versuchsstand\" class=\"wp-image-6299\" srcset=\"https:\/\/s-tec.de\/wp-content\/uploads\/2022\/07\/FFF-Versuchsstand-e1659007794367.jpg 1059w, https:\/\/s-tec.de\/wp-content\/uploads\/2022\/07\/FFF-Versuchsstand-e1659007794367-768x322.jpg 768w\" sizes=\"auto, (max-width: 1059px) 100vw, 1059px\" \/><figcaption>\u00a9 Fraunhofer IPA<\/figcaption><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-black-color has-yellow-background-color has-text-color has-background\"><strong>Bearbeitungszeitraum:<\/strong> 01.10.2020 &#8211; 30.06.2021<\/a><\/div>\n<\/div>\n\n\n\n<p>Am Markt erh\u00e4ltliche D\u00fcsen f\u00fcr 3D-Drucker, die nach dem Prinzip der Extrusion von thermoplastischen Kunststoffen arbeiten, sind aktuell nicht f\u00fcr Anwendungen mit gef\u00fcllten Hochleistungspolymeren ausgelegt. F\u00fcr diese Anwendungen sind die meisten D\u00fcsen aus Messing oder seltener Edelstahl zu anf\u00e4llig gegen\u00fcber Abrasion. Um die Standzeiten der Maschinen v.a. im industriellen Umfeld zu verl\u00e4ngern, sind D\u00fcsen aus anderen Materialien notwendig. <\/p>\n\n\n\n<p>Die Firma G\u00fchring hat hierzu eine D\u00fcse entwickelt, die unter anderem aus einem polykristallinem Diamant besteht. Voruntersuchungen zeigen eine gute Verschlei\u00dffestigkeit der D\u00fcse gegen\u00fcber sehr abrasiven Materialien. Die Ausgestaltung des Innenbereichs der D\u00fcse kann innerhalb des laserbasierten Herstellprozesses vorgenommen werden und nimmt direkten Einfluss auf das Flie\u00dfverhalten der eingesetzten Kunststoffschmelzen.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"453\" height=\"677\" src=\"https:\/\/s-tec.de\/wp-content\/uploads\/2022\/07\/Rendering_FFF-Versuchsstand.png\" alt=\"Rendering FFF-Versuchsstand\" class=\"wp-image-6301\"\/><figcaption>\u00a9 Fraunhofer IPA<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Projektablauf<\/h4>\n\n\n\n<p>Innerhalb der durchgef\u00fchrten Machbarkeitsuntersuchung wurde gekl\u00e4rt, ob das Flie\u00dfverhalten abh\u00e4ngig von der Geometrie und der verwendeten Materialien praktisch bestimmt werden kann. Ein solches Verfahren beinhaltet eine Erfassung von Daten bez\u00fcglich der Flie\u00dff\u00e4higkeit des Materials im Prozess mittels Sensoren (Druck und Temperatur). Um dies zu untersuchen wurde ein Versuchsstand aufgebaut, der die Prozessbedingungen m\u00f6glichst exakt darstellt. Anschlie\u00dfend wurde eine Parameterstudie durchgef\u00fchrt, der Aufbau validiert und mehrere D\u00fcsen praktisch hinsichtlich ihrer Flie\u00dfeigenschaften sowie Abrasionsbest\u00e4digkeit untersucht.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Projektnutzen<\/h4>\n\n\n\n<ul class=\"wp-block-list\"><li>Verarbeitung hoch abrasiver, gef\u00fcllter Materialsysteme<\/li><li>Charakterisierung und Optimierung von Extrusionsd\u00fcsen f\u00fcr die additive Fertigung<\/li><li>Erweiterte F\u00e4higkeit zur Analyse des additiven Fertigungsprozesses und zum Aufbau eines erweiterten Prozessverst\u00e4ndnisses<\/li><\/ul>\n\n\n\n<p> &nbsp;&nbsp;&nbsp;<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-v4core-inner-blocks MainContent-right\">\n<div class=\"wp-block-v4core-layout undefined alignwide--right\"><div class=\"\"><div class='Sidebar'>\n\n<div class=\"wp-block-v4core-sidebar-item--contact Sidebar-item\">\n<p class=\"Sidebar-item-title h6\">Ihr Kontakt<\/p>\n\n\n\t\t\t<div class=\"Sidebar-item-content Sidebar-item-content--contact\">\r\n\t\t\t                <p>\r\n\t\t\t\t\t                        <span class=\"Sidebar-item-subtitle Sidebar-item-subtitle--contact\">M.Sc. Jonas Fischer<\/span><br>\r\n\t\t\t\t\t\t                        <span>Phone +49 711 970-1119<\/span><br>\r\n\t\t\t\t\t\t                        <span><a href=\"mailto:jonas.fischer@ipa.fraunhofer.de\">Send email<\/a><\/span><br><br>\r\n\t\t\t\t\t\t                <\/p>\r\n\t\t\t\t                <p>\r\n\t\t\t\t\t                        <span class=\"Sidebar-item-subtitle Sidebar-item-subtitle--contact\">M.Eng. Markus Echsel<\/span><br>\r\n\t\t\t\t\t\t                        <span>Phone +49 711 970-1970<\/span><br>\r\n\t\t\t\t\t\t                        <span><a href=\"mailto:markus.echsel@ipa.fraunhofer.de\">Send email<\/a><\/span><br><br>\r\n\t\t\t\t\t\t                <\/p>\r\n\t\t\t\t\t\t\t<\/div>\r\n\t\t<\/div>\n\n<\/div><\/div><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Weitere Projekte<\/h2>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><\/p>\n<\/div>\n<\/div>\n\n\n\n    \n    \n<div id=\"v4core-post-list--1\" class=\"PostList PostList--projects PostList--slider\">\n\n    \n        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title=\"Untersuchung von 3D-Druckerd\u00fcsen im Realaufbau\">\n\n        <div class=\"PostList-item-image\"\n             style=\"background-image: url(https:\/\/s-tec.de\/wp-content\/uploads\/2022\/07\/FFF-Versuchsstand-e1659007794367.jpg);\">\n            <p class=\"PostList-item-overlay has-blue-background-color\"><\/p>\n                            <p class=\"PostList-item-category has-grey-color\">\n                    Exploring Project                <\/p>\n                    <\/div>\n\n        <div class=\"PostList-item-content\">\n            <p class=\"PostList-item-content-title h6 has-black-color\">Untersuchung von 3D-Druckerd\u00fcsen im Realaufbau<\/p>\n        <\/div>\n\n    <\/a>\n<\/article>    \n<article\n        class=\"PostList-item PostList-item--post post_type-projects-6303  taxonomy-category-6 post_type-topic-25 post_type-topic-1516 post_type-centre-905 swiper-slide\"\n        data-post=\"6303\">\n    <a class=\"PostList-item-link\" href=\"https:\/\/s-tec.de\/en\/projects\/additives-freiformgiessen-mit-reaktiven-vergussmassen\/\" title=\"Additives Freiformgie\u00dfen mit reaktiven Vergussmassen\">\n\n        <div class=\"PostList-item-image\"\n             style=\"background-image: url(https:\/\/s-tec.de\/wp-content\/uploads\/2022\/07\/additives-Fertigungssystem-e1659008644299.jpg);\">\n            <p class=\"PostList-item-overlay has-blue-background-color\"><\/p>\n                            <p class=\"PostList-item-category has-grey-color\">\n                    Exploring Project                <\/p>\n                    <\/div>\n\n        <div class=\"PostList-item-content\">\n            <p class=\"PostList-item-content-title h6 has-black-color\">Additives Freiformgie\u00dfen mit reaktiven Vergussmassen<\/p>\n        <\/div>\n\n    <\/a>\n<\/article>    \n<article\n        class=\"PostList-item PostList-item--post post_type-projects-6308  taxonomy-category-6 post_type-topic-25 post_type-topic-1516 post_type-centre-905 swiper-slide\"\n        data-post=\"6308\">\n    <a class=\"PostList-item-link\" href=\"https:\/\/s-tec.de\/en\/projects\/3d-gedruckte-werkzeugeinsaetze-zur-herstellung-von-gummiformteilen\/\" title=\"3D-gedruckte Werkzeugeins\u00e4tze zur Herstellung von Gummiformteilen\">\n\n        <div class=\"PostList-item-image\"\n             style=\"background-image: url(https:\/\/s-tec.de\/wp-content\/uploads\/2022\/07\/additiv-hergestellter-Werkzeugeinsatz-e1659009606990.jpg);\">\n            <p class=\"PostList-item-overlay has-blue-background-color\"><\/p>\n                            <p class=\"PostList-item-category has-grey-color\">\n                    Exploring Project                <\/p>\n                    <\/div>\n\n        <div class=\"PostList-item-content\">\n            <p class=\"PostList-item-content-title h6 has-black-color\">3D-gedruckte Werkzeugeins\u00e4tze zur Herstellung von Gummiformteilen<\/p>\n        <\/div>\n\n    <\/a>\n<\/article>    \n<article\n        class=\"PostList-item PostList-item--post post_type-projects-6314  taxonomy-category-6 post_type-topic-25 post_type-topic-1516 post_type-centre-905 swiper-slide\"\n        data-post=\"6314\">\n    <a class=\"PostList-item-link\" href=\"https:\/\/s-tec.de\/en\/projects\/evaluation-additiver-fertigungsverfahren\/\" title=\"Evaluation additiver Fertigungsverfahren im Kontext von chirurgischen Hilfsmitteln\">\n\n        <div class=\"PostList-item-image\"\n             style=\"background-image: url(https:\/\/s-tec.de\/wp-content\/uploads\/2022\/07\/Gedruckte-und-spanend-nachbearbeitete-Demonstratorbauteile-e1659011649590.jpg);\">\n            <p class=\"PostList-item-overlay has-blue-background-color\"><\/p>\n                            <p class=\"PostList-item-category has-grey-color\">\n                    Exploring Project                <\/p>\n                    <\/div>\n\n        <div class=\"PostList-item-content\">\n            <p class=\"PostList-item-content-title h6 has-black-color\">Evaluation additiver Fertigungsverfahren im Kontext von chirurgischen Hilfsmitteln<\/p>\n        <\/div>\n\n    <\/a>\n<\/article>    \n<article\n        class=\"PostList-item PostList-item--post post_type-projects-6385  taxonomy-category-6 post_type-topic-25 post_type-topic-1516 post_type-centre-905 swiper-slide\"\n        data-post=\"6385\">\n    <a class=\"PostList-item-link\" href=\"https:\/\/s-tec.de\/en\/projects\/grenzen-der-mehrstufigen-herstellung-von-metallbauteilen\/\" title=\"Grenzen der mehrstufigen Herstellung von Metallbauteilen mittels FLM-Druck\">\n\n        <div class=\"PostList-item-image\"\n             style=\"background-image: url(https:\/\/s-tec.de\/wp-content\/uploads\/2022\/09\/EP-ML-3D-1.jpg);\">\n            <p class=\"PostList-item-overlay has-blue-background-color\"><\/p>\n                            <p class=\"PostList-item-category has-grey-color\">\n                    Exploring Project             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has-grey-color\">\n                    Exploring Project                <\/p>\n                    <\/div>\n\n        <div class=\"PostList-item-content\">\n            <p class=\"PostList-item-content-title h6 has-black-color\">Robotischer 3D-Druck f\u00fcr den Vorrichtungsbau<\/p>\n        <\/div>\n\n    <\/a>\n<\/article>    \n<article\n        class=\"PostList-item PostList-item--post post_type-projects-6398  taxonomy-category-6 post_type-topic-25 post_type-topic-1516 post_type-centre-905 swiper-slide\"\n        data-post=\"6398\">\n    <a class=\"PostList-item-link\" href=\"https:\/\/s-tec.de\/en\/projects\/automatisiertes-entpacken-von-bauteilen-aus-dem-sls-prozes\/\" title=\"Automatisiertes Entpacken von Bauteilen aus dem SLS-Prozess\">\n\n        <div class=\"PostList-item-image\"\n             style=\"background-image: url(https:\/\/s-tec.de\/wp-content\/uploads\/2022\/09\/IM7A3768-e1662472113426.jpg);\">\n            <p class=\"PostList-item-overlay has-blue-background-color\"><\/p>\n                            <p class=\"PostList-item-category has-grey-color\">\n                    Exploring Project                <\/p>\n                    <\/div>\n\n        <div class=\"PostList-item-content\">\n            <p class=\"PostList-item-content-title h6 has-black-color\">Automatisiertes Entpacken von Bauteilen aus dem SLS-Prozess<\/p>\n        <\/div>\n\n    <\/a>\n<\/article>    \n<article\n        class=\"PostList-item PostList-item--post post_type-projects-6637  taxonomy-category-6 post_type-topic-1516 post_type-centre-905 swiper-slide\"\n        data-post=\"6637\">\n    <a class=\"PostList-item-link\" href=\"https:\/\/s-tec.de\/en\/projects\/additives-aufdrucken-auf-spritzgussbauteilen\/\" title=\"Additives Aufdrucken auf Spritzgussbauteilen\">\n\n        <div class=\"PostList-item-image\"\n             style=\"background-image: url(https:\/\/s-tec.de\/wp-content\/uploads\/2022\/11\/EP-Wolf-AKF-2.jpg);\">\n            <p 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