{"id":8336,"date":"2024-06-25T07:41:26","date_gmt":"2024-06-25T07:41:26","guid":{"rendered":"https:\/\/raymaxbending.com\/?p=8336"},"modified":"2024-06-25T08:22:50","modified_gmt":"2024-06-25T08:22:50","slug":"how-to-prevent-common-sheet-metal-bending-defects","status":"publish","type":"post","link":"https:\/\/www.raymaxbending.com\/pt\/how-to-prevent-common-sheet-metal-bending-defects\/","title":{"rendered":"Como prevenir defeitos comuns de flex\u00e3o de chapa met\u00e1lica"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"8336\" class=\"elementor elementor-8336\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5b10a13d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5b10a13d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4dc769d3\" data-id=\"4dc769d3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1f82c8ca elementor-widget elementor-widget-text-editor\" data-id=\"1f82c8ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\n<p class=\"wp-block-paragraph\">\u00c0s vezes, o processo de dobra de chapa met\u00e1lica pode dar errado e resultar em dobras defeituosas. Essas dobras diminuem a qualidade do metal dobrado. Na produ\u00e7\u00e3o, este \u00e9 um retrocesso que afeta a efic\u00e1cia do processo. Este artigo discute alguns dos defeitos comuns e como evit\u00e1-los.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7a38282 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7a38282\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-549322f\" data-id=\"549322f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0e0fd5c elementor-widget elementor-widget-heading\" data-id=\"0e0fd5c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">O que causa defeitos de dobra em chapas met\u00e1licas?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-96c6a24 elementor-widget elementor-widget-text-editor\" data-id=\"96c6a24\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Problemas de qualidade podem ser causados por v\u00e1rios fatores. Na dobra de chapas met\u00e1licas, as vari\u00e1veis que podem contribuir para defeitos de dobra giram em torno do processo de usinagem. Principalmente, o <a href=\"https:\/\/www.raymaxbending.com\/pt\/press-brake\/\"><u><strong>m\u00e1quina de freio de press\u00e3o<\/strong><\/u><\/a>\u00a0deve ser calibrado corretamente para evitar esses defeitos.<\/p>\n<p>Usar uma prensa dobradeira com a tonelagem errada pode resultar em defeitos de dobramento. Dobra excessiva e insuficiente s\u00e3o os dois defeitos mais comuns que discutiremos mais tarde. Esses defeitos de curvatura ocorrem quando a prensa dobradeira tem uma tonelagem maior ou menor do que o necess\u00e1rio.<\/p>\n<p>Embora cada defeito de dobra tenha uma raz\u00e3o espec\u00edfica para ocorrer, existem causas gerais associadas a todos os erros. Por exemplo, operadores n\u00e3o qualificados contribuem significativamente para a maioria dos defeitos de dobramento. Isso pode ser evitado garantindo que o t\u00e9cnico esteja bem equipado para lidar com a opera\u00e7\u00e3o de dobra de chapa met\u00e1lica.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8d4e903 elementor-widget elementor-widget-heading\" data-id=\"8d4e903\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Maneiras de prevenir defeitos de dobra de chapa met\u00e1lica<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b574867 elementor-widget elementor-widget-text-editor\" data-id=\"b574867\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Vamos explorar os defeitos comuns, como eles acontecem e as formas de evit\u00e1-los na produ\u00e7\u00e3o.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a95aea elementor-widget elementor-widget-heading\" data-id=\"6a95aea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Primavera de volta<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-23b64c2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"23b64c2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fafd773\" data-id=\"fafd773\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a82beb7 elementor-widget elementor-widget-image\" data-id=\"a82beb7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Springback-1024x576.jpg\" class=\"attachment-large size-large wp-image-8344\" alt=\"Springback\" srcset=\"https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Springback-1024x576.jpg 1024w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Springback-300x169.jpg 300w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Springback-768x432.jpg 768w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Springback-18x10.jpg 18w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Springback-600x338.jpg 600w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Springback.jpg 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-07ee548 elementor-widget elementor-widget-text-editor\" data-id=\"07ee548\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Springback est\u00e1 entre os defeitos mais comuns neste processo de fabrica\u00e7\u00e3o de metal. Caracteriza-se pelo retorno da chapa met\u00e1lica \u00e0 sua forma original ap\u00f3s dobrada. Em outras palavras, o raio de curvatura da dobra n\u00e3o \u00e9 o esperado. \u00c9 um erro de deforma\u00e7\u00e3o comum em v\u00e1rios tipos de metais.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">O defeito de retorno el\u00e1stico ocorre devido \u00e0s propriedades el\u00e1sticas dos metais. Quando uma curva \u00e9 formada, os \u00e2ngulos de curvatura internos e externos s\u00e3o formados. Estas duas curvas s\u00e3o controladas por for\u00e7as diferentes durante a forma\u00e7\u00e3o. Springback acontece quando h\u00e1 uma diferen\u00e7a entre essas duas for\u00e7as.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ae02ae0 elementor-widget elementor-widget-heading\" data-id=\"ae02ae0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Como prevenir o retorno el\u00e1stico<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8587f25 elementor-widget elementor-widget-text-editor\" data-id=\"8587f25\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Embora o retorno el\u00e1stico seja inevit\u00e1vel na maioria dos casos, algumas estrat\u00e9gias s\u00e3o utilizadas para evit\u00e1-lo. Uma maneira comum de evitar o retorno el\u00e1stico \u00e9 curvando-se excessivamente. Adicionar uma leve press\u00e3o sobre o n\u00edvel desejado ajuda a curva a permanecer na posi\u00e7\u00e3o. Outras estrat\u00e9gias incluem ampliar o \u00e2ngulo da matriz e usar um raio de pun\u00e7\u00e3o menor.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-656bba5 elementor-widget elementor-widget-heading\" data-id=\"656bba5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Como prevenir o retorno el\u00e1stico<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ea8d96 elementor-widget elementor-widget-text-editor\" data-id=\"1ea8d96\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Embora o retorno el\u00e1stico seja inevit\u00e1vel na maioria dos casos, algumas estrat\u00e9gias s\u00e3o utilizadas para evit\u00e1-lo. Uma maneira comum de evitar o retorno el\u00e1stico \u00e9 curvando-se excessivamente. Adicionar uma leve press\u00e3o sobre o n\u00edvel desejado ajuda a curva a permanecer na posi\u00e7\u00e3o. Outras estrat\u00e9gias incluem ampliar o \u00e2ngulo da matriz e usar um raio de pun\u00e7\u00e3o menor.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f577cda elementor-widget elementor-widget-heading\" data-id=\"f577cda\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Dobra excessiva e subflex\u00e3o<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-daa65c2 elementor-widget elementor-widget-text-editor\" data-id=\"daa65c2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Esses dois defeitos ocorrem quando a dobra ultrapassa ou n\u00e3o atinge o \u00e2ngulo esperado. Na flex\u00e3o excessiva, a dobra excede o \u00e2ngulo desejado. Isso pode acontecer devido a v\u00e1rios problemas, incluindo c\u00e1lculos e ferramentas incorretas.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Antes do processo de dobra de chapa met\u00e1lica, os t\u00e9cnicos calculam o raio de dobra, levando em considera\u00e7\u00e3o aspectos como toler\u00e2ncia de dobra, espessura do material e eixo neutro. Se estes factores n\u00e3o forem considerados, a curvatura resultante pode ser maior ou menor do que o esperado.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f3916cd elementor-widget elementor-widget-heading\" data-id=\"f3916cd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Como evitar flex\u00f5es excessivas<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b250da0 elementor-widget elementor-widget-text-editor\" data-id=\"b250da0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">A flex\u00e3o excessiva deve ser evitada, a menos que seja intencionalmente permitida por motivos como a corre\u00e7\u00e3o do retorno el\u00e1stico. A t\u00e9cnica de preven\u00e7\u00e3o padr\u00e3o envolve o uso das ferramentas certas e a recalibra\u00e7\u00e3o das configura\u00e7\u00f5es da prensa dobradeira.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d4f928e elementor-widget elementor-widget-heading\" data-id=\"d4f928e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Como evitar flex\u00e3o insuficiente<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5389a12 elementor-widget elementor-widget-text-editor\" data-id=\"5389a12\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">A subflex\u00e3o pode ser evitada de v\u00e1rias maneiras. O correto <\/span><a href=\"https:\/\/www.raymaxbending.com\/pt\/understanding-press-brake-tonnage-ratings-and-their-influencing-factors\/\"><span style=\"font-weight: 400;\">pressione a tonelagem do freio<\/span><\/a><span style=\"font-weight: 400;\"> \u00e9 recomendado para garantir que a matriz atinja a profundidade adequada e forme o \u00e2ngulo de curvatura desejado. <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5cad7ad elementor-widget elementor-widget-heading\" data-id=\"5cad7ad\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Rachadura<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-edb82ba elementor-widget elementor-widget-image\" data-id=\"edb82ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1000\" height=\"710\" src=\"https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Cracking.jpg\" class=\"attachment-large size-large wp-image-8345\" alt=\"Cracking\" srcset=\"https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Cracking.jpg 1000w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Cracking-300x213.jpg 300w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Cracking-768x545.jpg 768w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Cracking-18x12.jpg 18w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Cracking-600x426.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d19632c elementor-widget elementor-widget-text-editor\" data-id=\"d19632c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Alguns metais apresentam rachaduras na dobra ap\u00f3s o processo de dobra. Isso acontece principalmente quando h\u00e1 concentra\u00e7\u00e3o de tens\u00f5es na curva. As rachaduras afetam a qualidade da dobra e a tornam inutiliz\u00e1vel. Esse defeito ocorre principalmente devido \u00e0 baixa ductilidade, maleabilidade dos metais e problemas com ferramentas.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-df758e9 elementor-widget elementor-widget-heading\" data-id=\"df758e9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Como prevenir rachaduras<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e1d620f elementor-widget elementor-widget-text-editor\" data-id=\"e1d620f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Levar em considera\u00e7\u00e3o as propriedades dos metais \u00e9 uma boa estrat\u00e9gia para evitar rachaduras. Para esclarecer, um determinado metal deve ser manuseado de uma forma espec\u00edfica com base nas suas propriedades. Isso inclui o uso das ferramentas, t\u00e9cnicas de dobra e tonelagem corretas.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5542e52 elementor-widget elementor-widget-heading\" data-id=\"5542e52\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Danos na superf\u00edcie da folha<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f52f9a9 elementor-widget elementor-widget-text-editor\" data-id=\"f52f9a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Algumas pe\u00e7as dobradas podem apresentar defeitos como reentr\u00e2ncias, arranh\u00f5es ou marcas de desgaste. Esses problemas n\u00e3o s\u00e3o os esperados, mas existem. E quando isso acontece, afetam a integridade estrutural e a est\u00e9tica da chapa met\u00e1lica. Esses defeitos ocorrem devido \u00e0 m\u00e1 manuten\u00e7\u00e3o da m\u00e1quina dobradeira e de outras ferramentas de dobra de chapa met\u00e1lica.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ac5327a elementor-widget elementor-widget-heading\" data-id=\"ac5327a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Como evitar danos \u00e0 superf\u00edcie da folha<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f0c003 elementor-widget elementor-widget-text-editor\" data-id=\"3f0c003\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">\u00c9 f\u00e1cil prevenir imperfei\u00e7\u00f5es superficiais em dobras de chapa met\u00e1lica. Isso ocorre porque s\u00e3o causados por neglig\u00eancia e problemas facilmente control\u00e1veis. Certifique-se de que as ferramentas sejam sempre inspecionadas quanto a lubrifica\u00e7\u00e3o, desgaste e outros contratempos.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-33962e1 elementor-widget elementor-widget-heading\" data-id=\"33962e1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Enrugamento<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f0878b8 elementor-widget elementor-widget-text-editor\" data-id=\"f0878b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">O enrugamento ocorre quando a chapa met\u00e1lica \u201cagrupa\u201d e forma rugas ao redor da dobra. A figura resultante parece que o metal foi unido ou h\u00e1 excesso de material sobreposto. Este defeito \u00e9 visto principalmente em metais finos, em vez de grossos, devido \u00e0 capacidade de resistir ou sustentar for\u00e7as de compress\u00e3o.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-426fb4b elementor-widget elementor-widget-heading\" data-id=\"426fb4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Como prevenir rugas<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0be3494 elementor-widget elementor-widget-text-editor\" data-id=\"0be3494\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Simular ou prototipar \u00e9 uma estrat\u00e9gia que pode ser utilizada para evitar a produ\u00e7\u00e3o de dobras com rugas. Isso porque as simula\u00e7\u00f5es ou prot\u00f3tipos ajudam a identificar os par\u00e2metros corretos que voc\u00ea utilizar\u00e1 para garantir que a dobra n\u00e3o tenha esse defeito.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fa6dfe6 elementor-widget elementor-widget-heading\" data-id=\"fa6dfe6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Flex\u00e3o inconsistente<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e57a97b elementor-widget elementor-widget-text-editor\" data-id=\"e57a97b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">A geometria da dobra precisa ser perfeita. Isso inclui os \u00e2ngulos, o raio e a profundidade da dobra. No entanto, curvas inconsistentes podem acontecer em alguns casos. Eles parecem ondulados ou ondulados, o oposto da geometria de curvatura perfeita.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0d7512b elementor-widget elementor-widget-heading\" data-id=\"0d7512b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Como evitar flex\u00f5es inconsistentes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bde9bc0 elementor-widget elementor-widget-text-editor\" data-id=\"bde9bc0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Inconsist\u00eancias na geometria da dobra emanam das propriedades do material, m\u00e9todos de dobra incompat\u00edveis e similares. A folga da matriz tamb\u00e9m pode causar esse defeito. Portanto, voc\u00ea precisa garantir o uso das ferramentas certas para o material espec\u00edfico e garantir que as ferramentas sejam mantidas adequadamente.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-201cd89 elementor-widget elementor-widget-heading\" data-id=\"201cd89\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Divis\u00e3o<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ccf8aa7 elementor-widget elementor-widget-image\" data-id=\"ccf8aa7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"685\" height=\"211\" src=\"https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Splitting.jpg\" class=\"attachment-large size-large wp-image-8346\" alt=\"Splitting\" srcset=\"https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Splitting.jpg 685w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Splitting-300x92.jpg 300w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Splitting-18x6.jpg 18w, https:\/\/www.raymaxbending.com\/wp-content\/uploads\/2024\/06\/Splitting-600x185.jpg 600w\" sizes=\"(max-width: 685px) 100vw, 685px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2063e19 elementor-widget elementor-widget-text-editor\" data-id=\"2063e19\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Este \u00e9 outro defeito comum que resulta na divis\u00e3o da chapa met\u00e1lica em v\u00e1rias partes, parcial ou totalmente. A divis\u00e3o ocorre predominantemente em opera\u00e7\u00f5es de estampagem, em oposi\u00e7\u00e3o \u00e0s opera\u00e7\u00f5es de dobra, mas afeta a apar\u00eancia da chapa met\u00e1lica.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb771f9 elementor-widget elementor-widget-heading\" data-id=\"eb771f9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Como evitar a divis\u00e3o<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4294435 elementor-widget elementor-widget-text-editor\" data-id=\"4294435\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Metais que n\u00e3o suportam um certo n\u00edvel de estiramento ou alongamento s\u00e3o suscet\u00edveis a rachaduras. Usar muita for\u00e7a ou press\u00e3o em metais que podem suportar o alongamento tamb\u00e9m pode causar rachaduras. Portanto, recomenda-se que seja alcan\u00e7ado um equil\u00edbrio para garantir que a for\u00e7a correta seja usada no processo de fabrica\u00e7\u00e3o.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bdeff8a elementor-widget elementor-widget-heading\" data-id=\"bdeff8a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Espessamento<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af8ad77 elementor-widget elementor-widget-text-editor\" data-id=\"af8ad77\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Este defeito \u00e9 visto no raio de curvatura da chapa met\u00e1lica. Acontece quando ferramentas inadequadas penetram nas chapas met\u00e1licas. A espessa \u00e1rea transversal formada pelo processo dificulta a deforma\u00e7\u00e3o da chapa met\u00e1lica. Uma protuber\u00e2ncia na dobra externa da chapa caracteriza espessamento. <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a8ec9b elementor-widget elementor-widget-heading\" data-id=\"9a8ec9b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Como prevenir o espessamento<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-adf2c47 elementor-widget elementor-widget-text-editor\" data-id=\"adf2c47\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Prensas dobradeiras e outras m\u00e1quinas de maior tonelagem s\u00e3o recomendadas para evitar espessamento. Quanto maior a tonelagem, maior ser\u00e1 a for\u00e7a exercida na curva. Em \u00faltima an\u00e1lise, isso garantir\u00e1 que for\u00e7a suficiente seja distribu\u00edda \u00e0 pe\u00e7a. Al\u00e9m disso, um raio de curvatura maior deve ser definido para evitar esse defeito. <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d5d94a3 elementor-widget elementor-widget-heading\" data-id=\"d5d94a3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclus\u00e3o<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1dee915 elementor-widget elementor-widget-text-editor\" data-id=\"1dee915\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Defeitos associados \u00e0 dobra de chapas met\u00e1licas s\u00e3o evit\u00e1veis quando a t\u00e9cnica e os par\u00e2metros corretos s\u00e3o usados. A maioria desses defeitos \u00e9 causada por configura\u00e7\u00f5es e escolhas de ferramentas incorretas. Portanto, sempre use as ferramentas e configura\u00e7\u00f5es corretas para uma dobra perfeita a cada prensagem. <\/span><a href=\"https:\/\/www.raymaxbending.com\/pt\/contact-us\/\"><span style=\"font-weight: 400;\"><strong>Contate-nos<\/strong><\/span><\/a><span style=\"font-weight: 400;\"> se voc\u00ea tiver alguma d\u00favida sobre o processo de dobra de chapa met\u00e1lica.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Sometimes, the process of bending sheet metal can go wrong and result in defective bends. These bends lower the quality of the bent metal. In production, this is a setback that affects the effectiveness of the process. This article discusses some of the common defects and how to prevent them from happening. What Causes Sheet [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8344,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[39],"tags":[],"class_list":["post-8336","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.raymaxbending.com\/pt\/wp-json\/wp\/v2\/posts\/8336","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.raymaxbending.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.raymaxbending.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.raymaxbending.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.raymaxbending.com\/pt\/wp-json\/wp\/v2\/comments?post=8336"}],"version-history":[{"count":16,"href":"https:\/\/www.raymaxbending.com\/pt\/wp-json\/wp\/v2\/posts\/8336\/revisions"}],"predecessor-version":[{"id":8355,"href":"https:\/\/www.raymaxbending.com\/pt\/wp-json\/wp\/v2\/posts\/8336\/revisions\/8355"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.raymaxbending.com\/pt\/wp-json\/wp\/v2\/media\/8344"}],"wp:attachment":[{"href":"https:\/\/www.raymaxbending.com\/pt\/wp-json\/wp\/v2\/media?parent=8336"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.raymaxbending.com\/pt\/wp-json\/wp\/v2\/categories?post=8336"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.raymaxbending.com\/pt\/wp-json\/wp\/v2\/tags?post=8336"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}