{"id":8194,"date":"2021-06-29T16:19:17","date_gmt":"2021-06-29T14:19:17","guid":{"rendered":"https:\/\/blog.federnshop.com\/verification-de-la-fonction-et-de-la-resistance-des-ressorts-de-compression\/"},"modified":"2021-06-29T16:20:02","modified_gmt":"2021-06-29T14:20:02","slug":"verification-de-la-fonction-et-de-la-resistance-des-ressorts-de-compression","status":"publish","type":"post","link":"https:\/\/blog.federnshop.com\/fr\/verification-de-la-fonction-et-de-la-resistance-des-ressorts-de-compression\/","title":{"rendered":"V\u00e9rification de la fonction et de la r\u00e9sistance des ressorts de compression"},"content":{"rendered":"<p><span style=\"text-decoration: underline;\">Chaque conception de ressort d&rsquo;un ressort de compression se compose de deux \u00e9tapes<\/span> :<br \/>\n1. La preuve de fonctionnement, avec v\u00e9rification des dimensions, de la raideur du ressort, des forces, de la course du ressort et du comportement vibratoire.<br \/>\n2. La preuve de r\u00e9sistance, avec la v\u00e9rification du respect de la r\u00e9sistance admissible \u00e0 la contrainte ou \u00e0 la fatigue.<\/p>\n<h2><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-716 size-large\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/\/GF_Druckfedern_technisch-1024x663.jpg\" alt=\"Explication de la formule du ressort de compression\" width=\"700\" height=\"453\" data-wp-pid=\"716\" srcset=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/GF_Druckfedern_technisch-1024x663.jpg 1024w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/GF_Druckfedern_technisch-300x194.jpg 300w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/GF_Druckfedern_technisch-600x389.jpg 600w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/GF_Druckfedern_technisch-200x130.jpg 200w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/GF_Druckfedern_technisch-800x518.jpg 800w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/GF_Druckfedern_technisch.jpg 2001w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/h2>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/blog.federnshop.com\/fr\/verification-de-la-fonction-et-de-la-resistance-des-ressorts-de-compression\/#Preuve_de_fonction\" >Preuve de fonction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/blog.federnshop.com\/fr\/verification-de-la-fonction-et-de-la-resistance-des-ressorts-de-compression\/#Preuve_de_force\" >Preuve de force<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Preuve_de_fonction\"><\/span>Preuve de fonction<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Ce qui suit s&rsquo;applique aux ressorts de compression cylindriques en fil de section circulaire.<\/p>\n<p><span style=\"text-decoration: underline;\">Taux du printemps<\/span> :<\/p>\n<p style=\"text-align: left;\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-8208 aligncenter\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federrate.png\" alt=\"Druckfeder Formel - Federrate\" width=\"155\" height=\"100\" data-wp-pid=\"737\" srcset=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federrate.png 309w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federrate-300x194.png 300w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federrate-200x129.png 200w\" sizes=\"auto, (max-width: 155px) 100vw, 155px\" \/><\/p>\n<p style=\"text-align: left;\">de R = F \/ s il s&rsquo;ensuit &#8230;<\/p>\n<p><span style=\"text-decoration: underline;\">Force du ressort<\/span> :<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-8206 aligncenter\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federkraft.png\" alt=\"Druckfeder Formel - Federkraft\" width=\"158\" height=\"100\" data-wp-pid=\"736\" srcset=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federkraft.png 315w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federkraft-300x190.png 300w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federkraft-200x127.png 200w\" sizes=\"auto, (max-width: 158px) 100vw, 158px\" \/><\/p>\n<p>comme &#8230;<\/p>\n<p><span style=\"text-decoration: underline;\">Voyage en suspension<\/span> :<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-8210 aligncenter\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federweg.png\" alt=\"Druckfeder Formel - Federweg\" width=\"173\" height=\"100\" data-wp-pid=\"738\" srcset=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federweg.png 345w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federweg-300x174.png 300w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Federweg-200x116.png 200w\" sizes=\"auto, (max-width: 173px) 100vw, 173px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Preuve_de_force\"><\/span>Preuve de force<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Une fois les dimensions du ressort d\u00e9termin\u00e9es, la r\u00e9sistance doit \u00eatre v\u00e9rifi\u00e9e. A cet effet, la contrainte de cisaillement existante est d\u00e9termin\u00e9e.<\/p>\n<p><span style=\"text-decoration: underline;\">Tension de force<\/span> :<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-8214 aligncenter\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Spannung-aus-Kraft.png\" alt=\"Druckfeder Formel - Spannung aus Kraft\" width=\"152\" height=\"100\" data-wp-pid=\"740\" srcset=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Spannung-aus-Kraft.png 303w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Spannung-aus-Kraft-300x198.png 300w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Spannung-aus-Kraft-200x132.png 200w\" sizes=\"auto, (max-width: 152px) 100vw, 152px\" \/><\/p>\n<p><span style=\"text-decoration: underline;\">Tension hors de port\u00e9e<\/span> :<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-8216 aligncenter\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Spannung-aus-Weg.png\" alt=\"Druckfeder Formel - Spannung aus Weg\" width=\"158\" height=\"100\" data-wp-pid=\"741\" srcset=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Spannung-aus-Weg.png 316w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Spannung-aus-Weg-300x190.png 300w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Spannung-aus-Weg-200x127.png 200w\" sizes=\"auto, (max-width: 158px) 100vw, 158px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Alors que la contrainte de cisaillement \u01ae est utilis\u00e9e pour la conception de ressorts charg\u00e9s statiquement ou quasi-statiquement, la contrainte de cisaillement corrig\u00e9e k s&rsquo;applique aux ressorts charg\u00e9s dynamiquement. La r\u00e9partition de la contrainte de cisaillement dans la section transversale du fil d&rsquo;un ressort est in\u00e9gale. La tension la plus \u00e9lev\u00e9e se produit sur le diam\u00e8tre int\u00e9rieur du ressort. Avec le facteur de correction de tension \u00ab\u00a0k\u00a0\u00bb, qui d\u00e9pend du rapport d&rsquo;enroulement (rapport du diam\u00e8tre moyen \u00ab\u00a0D\u00a0\u00bb \u00e0 la taille du fil \u00ab\u00a0d\u00a0\u00bb) du ressort, la tension la plus \u00e9lev\u00e9e peut \u00eatre d\u00e9termin\u00e9e approximativement. Pour les ressorts soumis \u00e0 une contrainte dynamique, nous obtenons:<\/p>\n<p><span style=\"text-decoration: underline;\">Contrainte de cisaillement corrig\u00e9e<\/span> : k = k \u00b7 \u01ae<\/p>\n<p>o\u00f9 pour k s&rsquo;applique (selon Bergstr\u00e4\u00dfer):<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-8212 aligncenter\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_K-Wert-Bergstraesser.png\" alt=\"Druckfeder Formel - k-Wert nach Bergstr\u00e4sser\" width=\"198\" height=\"180\" data-wp-pid=\"739\" srcset=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_K-Wert-Bergstraesser.png 440w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_K-Wert-Bergstraesser-300x273.png 300w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_K-Wert-Bergstraesser-200x182.png 200w\" sizes=\"auto, (max-width: 198px) 100vw, 198px\" \/><\/p>\n<p>Maintenant, la comparaison est faite avec la tension admissible. Ceci est d\u00e9fini comme suit:<\/p>\n<p><span style=\"text-decoration: underline;\">Tension admissible:<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-8218 aligncenter\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Zulaessige-Spannung.png\" alt=\"Druckfeder Formel - Zul\u00e4ssige Spannung\" width=\"178\" height=\"50\" data-wp-pid=\"742\" srcset=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Zulaessige-Spannung.png 355w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Zulaessige-Spannung-300x85.png 300w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Zulaessige-Spannung-200x56.png 200w\" sizes=\"auto, (max-width: 178px) 100vw, 178px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-8220 aligncenter\" src=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Zulaessige-Spannung-bei-Blocklaenge.png\" alt=\"Druckfeder Formel - Zul\u00e4ssige Spannung bei Blockl\u00e4nge\" width=\"203\" height=\"50\" data-wp-pid=\"743\" srcset=\"https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Zulaessige-Spannung-bei-Blocklaenge.png 406w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Zulaessige-Spannung-bei-Blocklaenge-300x74.png 300w, https:\/\/blog.federnshop.com\/wp-content\/uploads\/Druckfeder_Formel_Zulaessige-Spannung-bei-Blocklaenge-200x49.png 200w\" sizes=\"auto, (max-width: 203px) 100vw, 203px\" \/><\/p>\n<p>Les valeurs pour la r\u00e9sistance \u00e0 la traction minimale Rm d\u00e9pendent de l&rsquo;\u00e9paisseur du fil et sont dans les normes pertinentes<a title=\"Federwerkstoffe\" href=\"https:\/\/blog.federnshop.com\/fr\/proprietes-de-lacier-a-ressort\/\" target=\"_blank\" rel=\"noopener noreferrer\"> Mat\u00e9riaux<\/a> trouver. En r\u00e8gle g\u00e9n\u00e9rale, il doit \u00eatre possible de comprimer les ressorts de compression jusqu&rsquo;\u00e0 la longueur du bloc, c&rsquo;est pourquoi la tension admissible pour la longueur du bloc \u01aeczul doit \u00eatre prise en compte. \u00c0<a href=\"https:\/\/blog.federnshop.com\/fr\/types-de-ressorts-de-compression-de-contrainte\/\" target=\"_blank\" rel=\"noopener noreferrer\"> contrainte dynamique<\/a> la tension inf\u00e9rieure et sup\u00e9rieure (\u01aek1 et \u01aek2) de la course correspondante doit \u00eatre d\u00e9termin\u00e9e. La diff\u00e9rence est la tension de course. La tension sup\u00e9rieure et la tension de course ne doivent pas d\u00e9passer les valeurs admissibles correspondantes. Ce sont les diagrammes de r\u00e9sistance \u00e0 la fatigue du<a title=\"DIN EN 13906-1\" href=\"http:\/\/www.beuth.de\/de\/norm\/din-en-13906-1\/189797622\" target=\"_blank\" rel=\"noopener noreferrer\"> EN 13906-1<\/a> \u00e0 trouver, ou dans<a title=\"Druckfedernberechnung WinFSB\" href=\"https:\/\/www.federnshop.com\/de\/produkte\/druckfedern\/berechnung.html\" target=\"_blank\" rel=\"noopener noreferrer\"> Programme de calcul de ressort WinFSB<\/a> v\u00e9rifier (<a title=\"Lehrvideo Druckfedernberechnung mit WinFSB\" href=\"https:\/\/youtu.be\/EusjLYwYpLE\" target=\"_blank\" rel=\"noopener noreferrer\"> Calcul du ressort de compression vid\u00e9o avec WinFSB<\/a> ). Si les tensions r\u00e9sistent \u00e0 cette comparaison, le ressort est r\u00e9sistant \u00e0 la fatigue avec un cycle de charge limite de 10<sup> 7e<\/sup><\/p>","protected":false},"excerpt":{"rendered":"<p>Chaque conception de ressort d&rsquo;un ressort de compression se compose de deux \u00e9tapes : 1. La preuve de fonctionnement, avec v\u00e9rification des dimensions, de la raideur du ressort, des forces, de la course du ressort et du comportement vibratoire. 2.<\/p>\n","protected":false},"author":4,"featured_media":3725,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[464,871,870,988],"tags":[2122,2116,1127,1875,620,2120,1508,791,566,2118,567,1412],"class_list":["post-8194","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-connaissance","category-ressorts-de-compression","category-ressorts-en-fil","category-service-fr","tag-calculer-le-ressort","tag-comportement-vibratoire","tag-dauerfestigkeit-fr","tag-diagramme-de-goodman","tag-druckfedern-fr","tag-facteur-de-correction-de-contrainte-k","tag-federauslegung-fr","tag-federnberechnung-fr","tag-festigkeitsnachweis-fr","tag-preuve-de-fonction","tag-schubspannung-fr","tag-taux-du-printemps"],"_links":{"self":[{"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/posts\/8194","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/comments?post=8194"}],"version-history":[{"count":1,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/posts\/8194\/revisions"}],"predecessor-version":[{"id":8524,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/posts\/8194\/revisions\/8524"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/media\/3725"}],"wp:attachment":[{"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/media?parent=8194"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/categories?post=8194"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/tags?post=8194"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}