{"id":2181,"date":"2017-05-25T11:37:52","date_gmt":"2017-05-25T11:37:52","guid":{"rendered":"http:\/\/pressurediecasting.co.uk\/?page_id=2181"},"modified":"2024-02-01T15:31:40","modified_gmt":"2024-02-01T15:31:40","slug":"ejector-pins-and-draft","status":"publish","type":"page","link":"https:\/\/norfran.co.uk\/de\/technical\/ejector-pins-and-draft\/","title":{"rendered":"Auswerferstifte und Formschr\u00e4ge"},"content":{"rendered":"<p><img decoding=\"async\" class=\"alignnone size-full wp-image-2261 lazyload\" data-src=\"https:\/\/norfran.co.uk\/wp-content\/uploads\/2013\/09\/Tech-ejector-pins.jpg\" alt=\"Ejector Pins and Draft\" width=\"100%\" data-srcset=\"https:\/\/norfran.co.uk\/wp-content\/uploads\/2013\/09\/Tech-ejector-pins.jpg 1400w, https:\/\/norfran.co.uk\/wp-content\/uploads\/2013\/09\/Tech-ejector-pins-300x47.jpg 300w, https:\/\/norfran.co.uk\/wp-content\/uploads\/2013\/09\/Tech-ejector-pins-768x121.jpg 768w, https:\/\/norfran.co.uk\/wp-content\/uploads\/2013\/09\/Tech-ejector-pins-1024x161.jpg 1024w\" data-sizes=\"auto\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1400px; --smush-placeholder-aspect-ratio: 1400\/220;\" data-original-sizes=\"(max-width: 1400px) 100vw, 1400px\" \/><\/p>\n<h1>Auswerferstifte und Formschr\u00e4ge<\/h1>\n<h2>Auswerfermarken<\/h2>\n<p>Auswerfermarken an Druckgussteilen entstehen durch die beweglichen Stifte, durch die die Gusst\u00fccke aus der Form ausgeworfen werden. Die f\u00fcr die wirtschaftlichste Herstellung der Erzeugnisse erforderliche Anzahl von Stiften und ihre Position ist entsprechend der Gr\u00f6\u00dfe und Kompliziertheit des Druckgussteiles und anderer Faktoren unterschiedlich.<\/p>\n<h2>Position von Auswerferstiften<\/h2>\n<p>Die Positionen f\u00fcr die Auswerferstifte werden vom Gie\u00dfer ausgew\u00e4hlt. Falls erforderlich, wird dazu die Zustimmung des Kunden eingeholt.<\/p>\n<h2>Tolerierbare Auswerfermarken<\/h2>\n<p>An den meisten Druckgusst\u00fccken k\u00f6nnen Auswerfermarken maximal 0,38 mm erhaben oder vertieft liegen. Auswerfermarken sind von einem Grat umgeben.<\/p>\n<p>Wenn die Endverwendung es zul\u00e4sst, werden Auswerfermarken nicht entfernt. Wo eine Entfernung g\u00fcnstiger ist, werden die entsprechenden Stellen gegl\u00e4ttet bzw. ausgeglichen.<\/p>\n<p>Hinweis: Die vollst\u00e4ndige Entfernung von Auswerfermarken und Grat durch maschinelle Bearbeitung oder Abkratzen per Hand sollte nur dann vorgeschrieben werden, wenn die Anforderungen den Aufwand f\u00fcr den\/die zus\u00e4tzlichen Arbeitsschritt(e) rechtfertigen.<\/p>\n<h2>Formschr\u00e4ge<\/h2>\n<p>Alle W\u00e4nde an Druckgusserzeugnissen, die normalerweise vertikal zur Trennebene der Form verlaufen, m\u00fcssen abgeschr\u00e4gt werden. Diese Schr\u00e4ge ist nicht konstant. Sie variiert mit der Gusslegierung und der angegebenen Wandst\u00e4rke. An Au\u00dfenw\u00e4nden ist die erforderliche Formschr\u00e4ge halb so gro\u00df wie an Innenw\u00e4nden.<\/p>\n<p>Es ist ein guter Grundsatz, wo immer dies zweckm\u00e4\u00dfig ist, einen gro\u00dfen Formschr\u00e4gewinkel vorzuschreiben. Winkel von einem Grad oder darunter sind jedoch auch tolerierbar.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Auswerferstifte und Formschr\u00e4ge Auswerfermarken Auswerfermarken an Druckgussteilen entstehen durch die beweglichen Stifte, durch die die Gusst\u00fccke aus der Form ausgeworfen werden. Die f\u00fcr die wirtschaftlichste Herstellung der Erzeugnisse erforderliche Anzahl von Stiften und ihre Position ist entsprechend der Gr\u00f6\u00dfe und Kompliziertheit des Druckgussteiles und anderer Faktoren unterschiedlich. Position von Auswerferstiften Die Positionen f\u00fcr die Auswerferstifte werden vom Gie\u00dfer ausgew\u00e4hlt. Falls erforderlich, wird dazu die Zustimmung des Kunden eingeholt. Tolerierbare Auswerfermarken An den meisten Druckgusst\u00fccken k\u00f6nnen Auswerfermarken maximal 0,38 mm erhaben&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":2166,"menu_order":6,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2181","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ejector Pins and Draft | Ejector Pin Marks | Norfran<\/title>\n<meta name=\"description\" content=\"Location of Ejector pins shall be at the option of the die caster subject to the customer&#039;s agreement where required.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/norfran.co.uk\/technical\/ejector-pins-and-draft\/\" \/>\n<meta property=\"og:locale\" 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