{"id":9458,"date":"2021-12-23T12:41:49","date_gmt":"2021-12-23T10:41:49","guid":{"rendered":"https:\/\/info.formfedern.com\/calcular-molas-espirais\/"},"modified":"2021-12-23T12:42:11","modified_gmt":"2021-12-23T10:42:11","slug":"calcular-molas-espirais","status":"publish","type":"post","link":"https:\/\/info.formfedern.com\/pt-pt\/calcular-molas-espirais\/","title":{"rendered":"Calcular molas espirais"},"content":{"rendered":"<p>As<a href=\"https:\/\/info.formfedern.com\/spiralfedern-kaufen\/\">molas espirais<\/a> s\u00e3o feitas de <a href=\"https:\/\/info.formfedern.com\/federbandstahl-ab-lager\/\">a\u00e7o para molas<\/a>. As molas espirais s\u00e3o enroladas num plano seguindo a espiral Arquimedeana. O espa\u00e7amento constante das bobinas (a) evita o contacto entre as bobinas individuais e assegura um funcionamento de baixo atrito da mola. As molas espirais s\u00e3o utilizadas no componente de modo a que uma extremidade esteja ligada a um eixo, a outra \u00e0 caixa firme ou conjuntamente. Devido \u00e0 sua forma em espiral, s\u00e3o ideais como molas de compensa\u00e7\u00e3o para \u00e2ngulos de rota\u00e7\u00e3o menores de at\u00e9 360\u00b0. A for\u00e7a armazenada serve como compensa\u00e7\u00e3o ou para restaurar o torque. A curva caracter\u00edstica da mola de uma mola espiral sobe em linha reta.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79 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:\/\/info.formfedern.com\/pt-pt\/calcular-molas-espirais\/#Formulas_para_calcular_uma_mola_espiral_com_espacamento_entre_bobinas\" >F\u00f3rmulas para calcular uma mola espiral com espa\u00e7amento entre bobinas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/info.formfedern.com\/pt-pt\/calcular-molas-espirais\/#Distincao_entre_as_molas_espirais_e_as_molas_principais\" >Distin\u00e7\u00e3o entre as molas espirais e as molas principais?<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Formulas_para_calcular_uma_mola_espiral_com_espacamento_entre_bobinas\"><\/span>F\u00f3rmulas para calcular uma mola espiral com espa\u00e7amento entre bobinas<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/info.formfedern.com\/wp-content\/uploads\/\/Spiralfeder_Formelzeichen_800-300x265.jpg\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-9459\" src=\"https:\/\/info.formfedern.com\/wp-content\/uploads\/\/Spiralfeder_Formelzeichen_800-300x265.jpg\" alt=\"Sinal de f\u00f3rmula da mola espiral - Gutekunst Formfedern\" width=\"320\" height=\"282\" data-wp-pid=\"2523\" srcset=\"https:\/\/info.formfedern.com\/wp-content\/uploads\/Spiralfeder_Formelzeichen_800-300x265.jpg 300w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Spiralfeder_Formelzeichen_800-768x678.jpg 768w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Spiralfeder_Formelzeichen_800-600x529.jpg 600w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Spiralfeder_Formelzeichen_800-227x200.jpg 227w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Spiralfeder_Formelzeichen_800-200x176.jpg 200w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Spiralfeder_Formelzeichen_800-800x706.jpg 800w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Spiralfeder_Formelzeichen_800.jpg 850w\" sizes=\"auto, (max-width: 320px) 100vw, 320px\" \/><\/a><\/p>\n<ul>\n<li>a = Dist\u00e2ncia de enrolamento<\/li>\n<li>b = largura de banda<\/li>\n<li>\u03c6 = \u00e2ngulo de rota\u00e7\u00e3o<\/li>\n<li>E = m\u00f3dulo de elasticidade<\/li>\n<li>F = for\u00e7a da mola<\/li>\n<li>h = espessura da correia \/ espessura do material<\/li>\n<li>lw = Comprimento efectivo da correia<\/li>\n<li>n = n\u00famero de voltas<\/li>\n<li>I = momento de in\u00e9rcia<\/li>\n<li>ra = raio do corpo da mola exterior<\/li>\n<li>ri = corpo da mola do raio dentro<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Torque<\/strong><\/p>\n<p><img decoding=\"async\" class=\"mathtex-equation-editor\" src=\"https:\/\/chart.apis.google.com\/chart?cht=tx&amp;chl=M%20%3D%20%5Cfrac%7BE%5Ccdot%20I%20%5Ccdot%20%5Cvarphi%20%7D%7B57%2C3%20%5Ccdot%20lw%7D\" alt=\"M =frac{E=cdot I |cdot |varphi}{57,3 |cdot lw}\" align=\"absmiddle\"> <img decoding=\"async\" class=\"mathtex-equation-editor\" src=\"https:\/\/chart.apis.google.com\/chart?cht=tx&amp;chl=%3D%20%5Cfrac%7BE%20%5Ccdot%20b%20%5Ccdot%20h%5E%7B%7B3%7D%7D%20%5Ccdot%20%5Cvarphi%7D%7B690%20%5Ccdot%20lw%7D\" alt=\"= Frac (E) Cdot b Cdot h^ ({3}) \\Cdot VARFFI (690 Cdot lw)\" align=\"absmiddle\"><\/p>\n<p><strong>Tens\u00e3o de flex\u00e3o<\/strong><\/p>\n<p><img decoding=\"async\" class=\"mathtex-equation-editor\" src=\"https:\/\/chart.apis.google.com\/chart?cht=tx&amp;chl=%5Csigma%20%3D%20%5Cfrac%7B6%20%5Ccdot%20M%7D%7Bb%20%5Ccdot%20h%5E%7B%7B2%7D%7D%7D\" alt=\"\\Sigma = Frac (6) M (b) h^ ({2})\" align=\"absmiddle\"><\/p>\n<p><strong>Taxa de bin\u00e1rio de mola<\/strong><\/p>\n<p><img decoding=\"async\" class=\"mathtex-equation-editor\" src=\"https:\/\/chart.apis.google.com\/chart?cht=tx&amp;chl=R_%7BMR%7D%20%3D%20%5Cfrac%7BM%7D%7B%5Cvarphi%7D%20%3D%20%5Cfrac%7BE%20%5Ccdot%20b%20%5Ccdot%20h%5E%7B%7B3%7D%7D%7D%7B690%20%5Ccdot%20lw%7D\" alt=\"R_{MR} = \\frac{M}{\\varphi} = \\frac{E \\cdot b \\cdot h^{{3}}}{690 \\cdot lw}\" align=\"absmiddle\"><\/p>\n<p><strong>Momento de tor\u00e7\u00e3o<\/strong><\/p>\n<p><img decoding=\"async\" class=\"mathtex-equation-editor\" src=\"https:\/\/chart.apis.google.com\/chart?cht=tx&amp;chl=M_%7B%7Bt%7D%7D%20%3D%20F%20%5Ccdot%20ra\" alt=\"M_{{t}} = F \\cdot ra\" align=\"absmiddle\"><\/p>\n<p><strong>\u00c2ngulo m\u00e1ximo de rota\u00e7\u00e3o<\/strong><\/p>\n<p><img decoding=\"async\" class=\"mathtex-equation-editor\" src=\"https:\/\/chart.apis.google.com\/chart?cht=tx&amp;chl=%5Cvarphi_%7B%7Bmax%7D%7D%20%3D%20%5Cfrac%7B180%7D%7B%5Cpi%7D%20%20%5Cfrac%7B2%20%5Ccdot%20lw%5Csigma%7D%7Bh%20%5Ccdot%20E%7D\" alt=\"\\VARphi_{{max}} =frac{180}{\\pi} \\frac{2}{hcdot lwsigma}{hcdot E}\" align=\"absmiddle\"> <img decoding=\"async\" class=\"mathtex-equation-editor\" src=\"https:\/\/chart.apis.google.com\/chart?cht=tx&amp;chl=%3D%20%5Cfrac%7B180%7D%7B%5Cpi%7D%20%20%5Cfrac%7BM%20%5Ccdot%20lw%7D%7BE%20%5Ccdot%20I%7D\" alt=\"={180} \\Frac (Mcdot lw) (E \u00e7cdot I)\" align=\"absmiddle\"><\/p>\n<p><strong>Comprimento efectivo da correia<\/strong><\/p>\n<p><img decoding=\"async\" class=\"mathtex-equation-editor\" src=\"https:\/\/chart.apis.google.com\/chart?cht=tx&amp;chl=lw%20%3D%20%5Cpi%20%5Ccdot%20n%20%5Cleft%20(%20ra%20%2B%20ri%5Cright%20)\" alt=\"lw = {\\i1}pi {\\i}cdot n {\\i1}left ( ra + ri {\\i}direita )\" align=\"absmiddle\"><\/p>\n<p><strong>Raio exterior<\/strong><\/p>\n<p><img decoding=\"async\" class=\"mathtex-equation-editor\" src=\"https:\/\/chart.apis.google.com\/chart?cht=tx&amp;chl=ra%20%3D%20ri%20%2B%20n%20%5Cleft%20(%20h%20%2B%20a%5Cright%20)\" alt=\"ra = ri + n {esquerda ( h + a) direita )\" align=\"absmiddle\"><\/p>\n<p><strong>Trabalho de primavera<\/strong><\/p>\n<p><img decoding=\"async\" class=\"mathtex-equation-editor\" src=\"https:\/\/chart.apis.google.com\/chart?cht=tx&amp;chl=W%20%3D%20%5Cfrac%7B1%7D%7B2%7D%20M%20%5Ccdot%20%5Cvarphi\" alt=\"W = \\frac{1}{2} M \\cdot \\cdot \\vphi\" align=\"absmiddle\"><\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Distincao_entre_as_molas_espirais_e_as_molas_principais\"><\/span>Distin\u00e7\u00e3o entre as molas espirais e as molas principais?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Molas de acionamento s\u00e3o molas espirais sem espa\u00e7amento entre bobinas. Embora tenham o mesmo espa\u00e7o entre os enrolamentos quando n\u00e3o tensionados, n\u00e3o s\u00e3o fabricados com um espa\u00e7amento especial entre enrolamentos. As molas de acionamento s\u00e3o usadas principalmente para grandes \u00e2ngulos de rota\u00e7\u00e3o de at\u00e9 20 rota\u00e7\u00f5es e mais. Dependendo da carga, eles geram mais ou menos atrito e normalmente s\u00e3o instalados em uma caixa. A curva caracter\u00edstica da mola da mola principal \u00e9 irregular.<\/p>\n<p>Se precisar de uma mola individual e uma mola principal, basta enviar-nos os dados da mola necess\u00e1rios com um esbo\u00e7o, desenho ou dados CAD para a sua aplica\u00e7\u00e3o para <a href=\"mailto:info@gutekunst-formfedern.de\">info@gutekunst-formfedern.de<\/a> ou atrav\u00e9s do seguinte <a href=\"https:\/\/info.formfedern.com\/federnanfrage\/\" target=\"_blank\" rel=\"noopener noreferrer\">bot\u00e3o de consulta da<\/a> mola.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><a class=\"maxbutton-7 maxbutton maxbutton-federnanfrage\" target=\"_blank\" rel=\"noopener\" href=\"\/federnanfrage\/\"><span class='mb-text'>Federnanfrage<\/span><\/a><\/p>\n<p>&nbsp;<\/p>\n<p><em>Mais informa\u00e7\u00f5es<\/em><\/p>\n<ul>\n<li style=\"padding-left: 30px;\"><a href=\"https:\/\/info.formfedern.com\/flachformfeder_auslegen\/\">Coloque a mola de forma plana<\/a><\/li>\n<\/ul>\n<ul>\n<li style=\"padding-left: 30px;\"><a href=\"https:\/\/info.formfedern.com\/flachformfeder-berechnung\/\">C\u00e1lculo de mola de forma plana<\/a><\/li>\n<\/ul>\n<ul>\n<li style=\"padding-left: 30px;\"><a href=\"https:\/\/info.formfedern.com\/blattfeder-berechnung\/\">C\u00e1lculo da mola da folha<\/a><\/li>\n<\/ul>\n<ul>\n<li style=\"padding-left: 30px;\"><a href=\"https:\/\/info.formfedern.com\/biegespannung-berechnen\/\">Calcular a tens\u00e3o de flex\u00e3o<\/a><\/li>\n<\/ul>\n<ul>\n<li style=\"padding-left: 30px;\"><a href=\"https:\/\/info.formfedern.com\/formfedern-flachfedern-blattfedern\/\">Molas moldadas, molas de folhas e molas planas<\/a><\/li>\n<\/ul>\n<ul>\n<li style=\"padding-left: 30px;\"><a href=\"https:\/\/info.formfedern.com\/federstahlbleche-eigenschaften\/\">Propriedades Folhas de a\u00e7o de mola<\/a><\/li>\n<\/ul>\n<ul>\n<li style=\"padding-left: 30px;\"><a href=\"https:\/\/info.formfedern.com\/federbandstahl-ab-lager\/\">Fita de a\u00e7o para molas e chapas de a\u00e7o para molas de stock<\/a><\/li>\n<\/ul>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Asmolas espirais s\u00e3o feitas de a\u00e7o para molas. As molas espirais s\u00e3o enroladas num plano seguindo a espiral Arquimedeana. O espa\u00e7amento constante das bobinas (a) evita o contacto entre as bobinas individuais e assegura um funcionamento de baixo atrito da<\/p>\n","protected":false},"author":6,"featured_media":9459,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[769,831,779],"tags":[2408,3105,3111,2304,3110,3107,3109,3108,3106],"class_list":["post-9458","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-conhecimento","category-industria-pt","category-molas-de-banda","tag-aco-de-tira-de-mola","tag-calcule","tag-comprimento-efectivo-da-correia","tag-molas-espirais","tag-momento-de-torcao","tag-motoristas","tag-taxa-de-binario-de-mola","tag-torque","tag-trabalho-de-primavera"],"_links":{"self":[{"href":"https:\/\/info.formfedern.com\/pt-pt\/wp-json\/wp\/v2\/posts\/9458","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/info.formfedern.com\/pt-pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/info.formfedern.com\/pt-pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/info.formfedern.com\/pt-pt\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/info.formfedern.com\/pt-pt\/wp-json\/wp\/v2\/comments?post=9458"}],"version-history":[{"count":1,"href":"https:\/\/info.formfedern.com\/pt-pt\/wp-json\/wp\/v2\/posts\/9458\/revisions"}],"predecessor-version":[{"id":9460,"href":"https:\/\/info.formfedern.com\/pt-pt\/wp-json\/wp\/v2\/posts\/9458\/revisions\/9460"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/info.formfedern.com\/pt-pt\/wp-json\/wp\/v2\/media\/9459"}],"wp:attachment":[{"href":"https:\/\/info.formfedern.com\/pt-pt\/wp-json\/wp\/v2\/media?parent=9458"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/info.formfedern.com\/pt-pt\/wp-json\/wp\/v2\/categories?post=9458"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/info.formfedern.com\/pt-pt\/wp-json\/wp\/v2\/tags?post=9458"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}