{"id":10683,"date":"2023-05-31T15:13:38","date_gmt":"2023-05-31T13:13:38","guid":{"rendered":"https:\/\/blog.federnshop.com\/spring-end-bearings-and-buckling-limits\/"},"modified":"2023-05-31T15:13:42","modified_gmt":"2023-05-31T13:13:42","slug":"spring-end-bearings-and-buckling-limits","status":"publish","type":"post","link":"https:\/\/blog.federnshop.com\/en\/spring-end-bearings-and-buckling-limits\/","title":{"rendered":"Spring end bearings and buckling limits"},"content":{"rendered":"<h2>Depending on the size, guidance and bearing, compression springs are at risk of buckling.<\/h2>\n<p><a href=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/2014\/08\/Knickfederweg.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-94 size-full\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/2014\/08\/Knickfederweg.jpg\" alt=\"Articulated spring travel\" width=\"500\" height=\"210\" data-wp-pid=\"94\" srcset=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/2014\/08\/Knickfederweg.jpg 500w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/2014\/08\/Knickfederweg-300x126.jpg 300w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/2014\/08\/Knickfederweg-200x84.jpg 200w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p>When guided by mandrel or sleeve, the spring cannot buckle.<\/p>\n<figure id=\"attachment_10685\" aria-describedby=\"caption-attachment-10685\" style=\"width: 79px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1784 size-full\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/knick6.gif\" alt=\"Spring guidance over mandrel\" width=\"79\" height=\"150\" data-wp-pid=\"1784\"><figcaption id=\"caption-attachment-10685\" class=\"wp-caption-text\">Guidance about thorn<\/figcaption><\/figure>\n<figure id=\"attachment_10686\" aria-describedby=\"caption-attachment-10686\" style=\"width: 79px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1785 size-full\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/knick7.gif\" alt=\"Sleeve spring guide\" width=\"79\" height=\"150\" data-wp-pid=\"1785\"><figcaption id=\"caption-attachment-10686\" class=\"wp-caption-text\">Guide through sleeve<\/figcaption><\/figure>\n<p>In other cases, it depends on the design of the bearing<a title=\"Table of contents EN 13906-1\" href=\"http:\/\/www.beuth.de\/cmd%3Bjsessionid=I6O2JFMKVIXGSVTDBUFZBLVP.2?workflowname=infoInstantdownload&amp;docname=2047517&amp;contextid=beuth&amp;servicerefname=beuth&amp;ixos=toc\" target=\"_blank\" rel=\"noopener noreferrer\">(EN 13906-1 \/ 9.14<\/a>). The spring travel until buckling is referred to as buckling spring travel &#8220;sK&#8221;.<\/p>\n<p>The following formula is used to calculate the buckling spring travel:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-791\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Knickfederweg_Formel.jpg\" alt=\"Formula buckling spring deflection\" width=\"319\" height=\"99\" data-wp-pid=\"791\" srcset=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Knickfederweg_Formel.jpg 319w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Knickfederweg_Formel-300x93.jpg 300w\" sizes=\"auto, (max-width: 319px) 100vw, 319px\" \/><\/p>\n<p>Theoretically, buckling safety is given at &#8220;sK \/s &gt; 1&#8221;.<\/p>\n<p>&nbsp;<\/p>\n<p><em>For more information:<\/em><\/p>\n<ul>\n<li><a href=\"https:\/\/www.federnshop.com\/de\/federberechnung-auswahl.html\" target=\"_blank\" rel=\"noopener noreferrer\">Spring calculation program WinFSB online<\/a>.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Depending on the size, guidance and bearing, compression springs are at risk of buckling. When guided by mandrel or sleeve, the spring cannot buckle. In other cases, it depends on the design of the bearing(EN 13906-1 \/ 9.14). The spring<\/p>\n","protected":false},"author":4,"featured_media":5485,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[858,457,857],"tags":[2543,2544,2545,2542,437],"class_list":["post-10683","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-compression-springs","category-knowledge","category-wire-springs","tag-buckling-limits","tag-en-13906-1-en","tag-lead","tag-spring-bearing","tag-springs"],"_links":{"self":[{"href":"https:\/\/blog.federnshop.com\/en\/wp-json\/wp\/v2\/posts\/10683","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.federnshop.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.federnshop.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.federnshop.com\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.federnshop.com\/en\/wp-json\/wp\/v2\/comments?post=10683"}],"version-history":[{"count":1,"href":"https:\/\/blog.federnshop.com\/en\/wp-json\/wp\/v2\/posts\/10683\/revisions"}],"predecessor-version":[{"id":10687,"href":"https:\/\/blog.federnshop.com\/en\/wp-json\/wp\/v2\/posts\/10683\/revisions\/10687"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.federnshop.com\/en\/wp-json\/wp\/v2\/media\/5485"}],"wp:attachment":[{"href":"https:\/\/blog.federnshop.com\/en\/wp-json\/wp\/v2\/media?parent=10683"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.federnshop.com\/en\/wp-json\/wp\/v2\/categories?post=10683"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.federnshop.com\/en\/wp-json\/wp\/v2\/tags?post=10683"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}