{"id":17246,"date":"2025-08-19T07:22:52","date_gmt":"2025-08-19T07:22:52","guid":{"rendered":"https:\/\/www.saltwater.nl\/?p=17246"},"modified":"2025-08-21T08:42:52","modified_gmt":"2025-08-21T08:42:52","slug":"hijsframes-voor-fehmarnbelt","status":"publish","type":"post","link":"https:\/\/www.saltwater.nl\/nl\/projecten\/hijsframes-voor-fehmarnbelt\/","title":{"rendered":"Hijsframes voor Fehmarnbelt"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_section full_width=&#8221;stretch_row&#8221; full_height=&#8221;yes&#8221; content_placement=&#8221;middle&#8221; css=&#8221;.vc_custom_1755524984222{background-image: url(https:\/\/www.saltwater.nl\/wp-content\/uploads\/2025\/08\/Banner_mechanical.jpg?id=17118) !important;background-position: center !important;background-repeat: no-repeat !important;background-size: cover !important;}&#8221; el_class=&#8221;banner banner-big height-735&#8243;][vc_row el_class=&#8221;gradient gradient-blue dg-position-none&#8221;][vc_column width=&#8221;2\/3&#8243;][\/vc_column][vc_column width=&#8221;1\/3&#8243;][\/vc_column][\/vc_row][\/vc_section][vc_row full_width=&#8221;stretch_row&#8221; el_class=&#8221;dg_triangle_small&#8221;][vc_column][vc_single_image image=&#8221;524&#8243; img_size=&#8221;full&#8221; css=&#8221;.vc_custom_1628689390063{margin-bottom: 0px !important;}&#8221; el_class=&#8221;triangle-left-small&#8221;][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221; el_class=&#8221;dg-padding&#8211;mid&#8221;][vc_column][vc_row_inner gap=&#8221;35&#8243; el_class=&#8221;dg_triangle_inner_content&#8221;][vc_column_inner width=&#8221;7\/12&#8243;][vc_column_text css=&#8221;&#8221; el_class=&#8221;dg-padding&#8211;mid-bottom&#8221;]<ins datetime=\"2021-07-12T11:58:25+00:00\">Onze expertise<\/ins><\/p>\n<h1><strong>Hijsframes voor Fehmarnbelt <\/strong><\/h1>\n<p>&nbsp;<\/p>\n<p><strong>Precisie in beweging<\/strong><\/p>\n<p>Saltwater levert een bijdrage aan de Fehmarnbelt-tunnel, die met een lengte van 18 kilometer de langste afgezonken tunnel ter wereld zal worden. De tunnel verbindt Denemarken en Duitsland via weg en spoor en zal in 2029 worden geopend. Daarmee vormt het project een belangrijke stap in het versterken van de grensoverschrijdende infrastructuur van Europa.<\/p>\n<p>Binnen de werkzaamheden van Saltwater aan de maintenance barge speelde mechanische expertise een essenti\u00eble rol bij de gedetailleerde engineering van de hijsframes.[\/vc_column_text][vc_single_image image=&#8221;17192&#8243; img_size=&#8221;large&#8221; css=&#8221;&#8221;][vc_empty_space][vc_column_text css=&#8221;&#8221;]De hijsframes, weergegeven in <strong>Figuur 1<\/strong>, bestaan uit twee hoofdcomponenten:<\/p>\n<p>1.Bovenbalk<br \/>\n2. Onderbalk<\/p>\n<p>&nbsp;<\/p>\n<p>Deze twee onderdelen zijn verbonden met een hydraulische cilinder, die ervoor zorgt dat de bovenbalk heen en weer kan bewegen over de onderbalk.<\/p>\n<p>&nbsp;<\/p>\n<p>Vanwege de complexe constructie en het grote aantal samenstellingen in de hijsframes, werden alle las- en verspaningsbewerkingen eerst gemodelleerd in Autodesk Inventor, nog v\u00f3\u00f3r de start van de detailengineering. Deze voorbereidende stap garandeerde dat de hijsframes volgens de gewenste specificaties geproduceerd konden worden.<\/p>\n<p>&nbsp;<\/p>\n<p>Tijdens het modelleren van de lasnaden werd duidelijk dat de bevestigingspunten (padeyes) van de hydraulische cilinder in de bovenbalk te dicht bij elkaar geplaatst waren. Hierdoor kon de lasser de voorgeschreven laskwaliteit en -dikte niet goed realiseren. In overleg met de klant is er uiteindelijk voor gekozen om de padeyes met een geboute verbinding in de bovenbalk te monteren.<\/p>\n<p>&nbsp;<\/p>\n<p>Zoals eerder benoemd, beweegt de bovenbalk lineair heen en weer met behulp van een hydraulische cilinder. Deze cilinder werd geselecteerd met behulp van een configurator van Vremac. Door parameters in te voeren zoals de diameter van de boring en stang, de benodigde slaglengte en het type montage, werd de benodigde inbouwmaat (oog-op-oog afstand) bepaald. Deze maat werd vervolgens gebruikt om de cilinder goed te kunnen positioneren tussen de boven- en onderbalk.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Engineeren voor een perfecte passing<\/strong><\/p>\n<p>Tijdens de fase van detailengineering zijn verschillende soorten toleranties en passingen in overweging genomen:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>Concentriciteitstolerantie<\/strong><br \/>\nToegepast op de tegenoverliggende gaten van de padeyes en de boutverbindingen van de klemmen, om te zorgen voor een correcte uitlijning van bouten en gaten.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>Rechtheidstolerantie<\/strong><br \/>\nToegepast op de bodemplaat van de bovenbalk en op de pennen van de cilinder. Dit garandeert dat de plaat niet vervormd is en dat de bovenbalk vrij kan bewegen, \u00e9n dat de pennen goed passen tussen de padeyes en de ogen van de cilinder.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>Haaksheidstolerantie<\/strong><br \/>\nToegepast op de padeyes, om ervoor te zorgen dat deze voldoende uitgelijnd blijven zodat de cilinderpennen goed passen.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>Vlakheidstolerantie van de bovenplaat van de onderbalk<br \/>\n<\/strong>Deze zorgt ervoor dat het oppervlak vlak genoeg is zodat de bovenbalk soepel heen en weer kan bewegen.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>Ruime passing<\/strong><br \/>\nDit betreft de passing tussen de pen van de cilinder en de gaten van de padeyes. Deze passing is bewust ruim gekozen op basis van de toleranties van de padeyes en de cilinderpennen, zodat de cilinder goed kan uitlijnen en vrij kan bewegen.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>Aangezien alle lasbewerkingen al in Inventor waren gemodelleerd, konden alle onderdelen eenvoudig worden uitgewerkt in productietekeningen. Deze tekeningen omvatten alle frees-, draai- en snijbewerkingen en vormden een solide basis voor een effici\u00ebnte en nauwkeurige fabricage.[\/vc_column_text][\/vc_column_inner][vc_column_inner width=&#8221;5\/12&#8243;][vc_single_image image=&#8221;17120&#8243; img_size=&#8221;full&#8221; css=&#8221;.vc_custom_1755525018839{background-image: url(https:\/\/www.saltwater.nl\/wp-content\/uploads\/2025\/05\/Inclination-test_Featured-Img-1.jpg?id=16065) !important;}&#8221; el_class=&#8221;full-width-img&#8221;][vc_empty_space][vc_column_text css=&#8221;&#8221;]<em>Credit: Helen, 2025<\/em><br \/>\nThe Fehmarnbelt Project[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_row_inner el_class=&#8221;dg_triangle_inner_content dg-padding&#8211;mid-top&#8221;][vc_column_inner width=&#8221;1\/3&#8243;][vc_single_image image=&#8221;17146&#8243; img_size=&#8221;full&#8221; css=&#8221;&#8221; el_class=&#8221;full-width-img mobile-bt-10&#8243;][\/vc_column_inner][vc_column_inner width=&#8221;1\/3&#8243;][vc_single_image image=&#8221;17148&#8243; img_size=&#8221;full&#8221; css=&#8221;&#8221; el_class=&#8221;full-width-img mobile-bt-10&#8243;][\/vc_column_inner][vc_column_inner width=&#8221;1\/3&#8243;][vc_single_image image=&#8221;17150&#8243; img_size=&#8221;full&#8221; css=&#8221;&#8221; el_class=&#8221;full-width-img&#8221;][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221; el_class=&#8221;dg_triangle_inner_page dt_triangle_pt_0&#8243;][vc_column][vc_single_image image=&#8221;409&#8243; img_size=&#8221;full&#8221; css=&#8221;.vc_custom_1627883481026{margin-bottom: 0px !important;}&#8221; el_class=&#8221;triangle-left-big-gray-wrapper&#8221;][vc_row_inner gap=&#8221;35&#8243; el_class=&#8221;dg_triangle_inner_content&#8221;][vc_column_inner width=&#8221;1\/2&#8243;][vc_column_text css=&#8221;.vc_custom_1750168219189{margin-bottom: 0px !important;}&#8221;]<ins datetime=\"2021-07-14T04:18:54+00:00\">Projectinformatie<\/ins><\/p>\n<h2>Specificaties<\/h2>\n<p>[\/vc_column_text][\/vc_column_inner][vc_column_inner el_class=&#8221;mobile-pt-0 mobile-pb-0&#8243; width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1627883992330{padding-top: 0px !important;padding-bottom: 0px !important;}&#8221;][\/vc_column_inner][\/vc_row_inner][vc_row_inner gap=&#8221;35&#8243; el_class=&#8221;dg_triangle_inner_content&#8221; css=&#8221;.vc_custom_1627883010475{margin-bottom: 0px !important;}&#8221;][vc_column_inner el_class=&#8221;mobile-pb-0&#8243; width=&#8221;1\/2&#8243;][vc_column_text css=&#8221;.vc_custom_1750168235970{margin-bottom: 0px !important;}&#8221; el_class=&#8221;dg-padding&#8211;small-bottom&#8221;]<strong>Werkzaamheden:<\/strong>[\/vc_column_text][vc_column_text css=&#8221;&#8221; el_class=&#8221;mobile-mb-0&#8243;]<\/p>\n<ul>\n<li>3D modulering van de lasnaden en voorbewerkingen voor de hijsframes<\/li>\n<li>Selectie en integratie van de hydraulische cilinder<\/li>\n<li>2D productietekening met benodigde lassen, passingen en toleranties<\/li>\n<li>2D productietekeningen van alle onderdelen die voorbewerkt moeten worden<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column_inner][vc_column_inner el_class=&#8221;mobile-pt-0&#8243; width=&#8221;1\/2&#8243;][vc_column_text css=&#8221;&#8221;]<strong>Oplevering:<\/strong>[\/vc_column_text][vc_empty_space height=&#8221;20px&#8221;][vc_column_text css=&#8221;&#8221;]<\/p>\n<ul>\n<li>Hydraulische cylinder selectie<\/li>\n<li>2D productie tekeningen: gedetailleerde constructieplan<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_section full_width=&#8221;stretch_row&#8221; el_class=&#8221;dg-background&#8211;split-footer dg-margin&#8211;mid-top&#8221;][vc_row][vc_column]<div class=\"templatera_shortcode\"><style type=\"text\/css\" data-type=\"vc_shortcodes-custom-css\">.vc_custom_1713517521866{padding-top: 40px !important;padding-bottom: 40px !important;background-color: #f7f7f7 !important;}.vc_custom_1713517481305{margin-top: 0px !important;margin-bottom: 0px !important;padding-top: 0px !important;padding-bottom: 0px !important;}.vc_custom_1713517551957{margin-top: 0px !important;margin-bottom: 0px !important;padding-top: 0px !important;padding-bottom: 0px !important;}.vc_custom_1749565174498{margin-bottom: 0px !important;}<\/style><section class=\"vc_section get-in-touch-section dg-margin--small-bottom\"><div class=\"vc_row wpb_row vc_row-fluid flex-item block-shadow get-in-touch-row vc_custom_1713517521866 vc_row-has-fill vc_row-o-equal-height vc_row-o-content-middle vc_row-flex\"><div class=\"dg-padding--none-inner wpb_column vc_column_container vc_col-sm-9\"><div class=\"vc_column-inner vc_custom_1713517481305\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element  vc_custom_1749565174498\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p><ins datetime=\"2021-07-14T04:21:56+00:00\">Volg Saltwater<\/ins><\/p>\n<h2>Connect met ons op LinkedIn<\/h2>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"dg-padding--none-inner wpb_column vc_column_container vc_col-sm-3\"><div class=\"vc_column-inner vc_custom_1713517551957\"><div class=\"wpb_wrapper\"><style type=\"text\/css\" data-type=\"the7_shortcodes-inline-css\">#default-btn-8cb40bf8558e0b220be80f820f1075d1.ico-right-side > i {\n  margin-right: 0px;\n  margin-left: 10px;\n}\n#default-btn-8cb40bf8558e0b220be80f820f1075d1 > i {\n  margin-right: 10px;\n}<\/style><a href=\"https:\/\/www.linkedin.com\/company\/saltwater-engineering\/\" class=\"default-btn-shortcode dt-btn dt-btn-m link-hover-off ico-right-side btn-inline-right \" target=\"_blank\" id=\"default-btn-8cb40bf8558e0b220be80f820f1075d1\" title=\"Connect\" rel=\"noopener\"><span>Volg<\/span><i class=\"icomoon-the7-font-the7-arrow-07\"><\/i><\/a><\/div><\/div><\/div><\/div><\/section><\/div>[\/vc_column][\/vc_row][\/vc_section]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Saltwaters hellingproef bevestigt stabiliteit Geoquip Saentis en gereedheid voor geotechnisch onderzoek.<\/p>\n","protected":false},"author":4,"featured_media":17120,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[114],"tags":[224],"class_list":["post-17246","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-projecten","tag-detailed-engineering-nl","category-114","description-off"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Hijsframes voor Fehmarnbelt - Saltwater<\/title>\n<meta name=\"description\" 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