{"id":2700,"date":"2024-05-06T01:08:41","date_gmt":"2024-05-06T01:08:41","guid":{"rendered":"https:\/\/www.shen-chong.com\/?p=2700"},"modified":"2024-05-06T01:19:00","modified_gmt":"2024-05-06T01:19:00","slug":"introduction-to-plate-rolling-machine-faults","status":"publish","type":"post","link":"https:\/\/www.shen-chong.com\/pt\/introduction-to-plate-rolling-machine-faults\/","title":{"rendered":"Introdu\u00e7\u00e3o \u00e0s falhas da m\u00e1quina laminadora de placas"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2700\" class=\"elementor elementor-2700\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-00819f2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"00819f2\" data-element_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-a73c6a0\" data-id=\"a73c6a0\" data-element_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-a9ea790 elementor-widget elementor-widget-heading\" data-id=\"a9ea790\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">Defini\u00e7\u00e3o e tipos de falhas na m\u00e1quina laminadora de chapas<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0ed8006 elementor-widget elementor-widget-text-editor\" data-id=\"0ed8006\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>Normalmente, o fen\u00f4meno da m\u00e1quina laminadora de placas perdendo ou reduzindo suas fun\u00e7\u00f5es especificadas e incapaz de continuar a opera\u00e7\u00e3o confi\u00e1vel durante a condi\u00e7\u00e3o de liga\u00e7\u00e3o \u00e9 chamado de falha da m\u00e1quina. Ap\u00f3s a falha da laminadora, seus v\u00e1rios indicadores t\u00e9cnicos claramente n\u00e3o atendem aos requisitos normais de flex\u00e3o. Por exemplo, uma diminui\u00e7\u00e3o na pot\u00eancia do motor principal, uma perda de opera\u00e7\u00e3o est\u00e1vel do sistema de transmiss\u00e3o, um aumento na vibra\u00e7\u00e3o e ru\u00eddo da m\u00e1quina e um aumento na temperatura de trabalho s\u00e3o todos fen\u00f4menos de falha. Este artigo apresenta os tipos de falhas da laminadora de chapas grossas, solu\u00e7\u00f5es e ensina como evit\u00e1-las.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9eabf4e elementor-widget elementor-widget-heading\" data-id=\"9eabf4e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Defini\u00e7\u00e3o de falhas em m\u00e1quinas laminadoras<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec50d34 elementor-widget elementor-widget-text-editor\" data-id=\"ec50d34\" data-element_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<p>As falhas da laminadora de chapas ocorridas em sua estrutura devem-se principalmente ao dano das pe\u00e7as e \u00e0 destrui\u00e7\u00e3o das rela\u00e7\u00f5es de montagem entre as pe\u00e7as, como deforma\u00e7\u00e3o, fratura, folga, afrouxamento e falha dos dispositivos de fixa\u00e7\u00e3o, etc.<\/p><p>Do ponto de vista do sistema, as falhas t\u00eam dois significados.<\/p><p>Em primeiro lugar, o desvio do sistema da m\u00e1quina dobradeira de chapas em rela\u00e7\u00e3o ao funcionamento normal, que \u00e9 causado principalmente por condi\u00e7\u00f5es anormais de trabalho (incluindo componentes) do sistema da m\u00e1quina laminadora. Ele pode ser restaurado \u00e0 fun\u00e7\u00e3o normal atrav\u00e9s do ajuste de par\u00e2metros ou reparo de componentes.<\/p><p>Em segundo lugar, a falha funcional do <a href=\"https:\/\/www.shen-chong.com\/pt\/maquina-de-laminacao-de-placas\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\"><strong><b>rolo de dobra de placa<\/b><\/strong><\/span><\/a>\u00a0\u00e9 outra situa\u00e7\u00e3o, que se refere ao desvio cont\u00ednuo do sistema das fun\u00e7\u00f5es normais, e seu grau continua a piorar, impossibilitando a garantia das fun\u00e7\u00f5es b\u00e1sicas dos equipamentos da laminadora (denominada falha). A falha geral de componentes pode ser substitu\u00edda, enquanto a falha cr\u00edtica de componentes geralmente leva \u00e0 perda da funcionalidade geral.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-64068ce elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"64068ce\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.20.0 - 13-03-2024 *\/\n.elementor-widget-divider{--divider-border-style:none;--divider-border-width:1px;--divider-color:#0c0d0e;--divider-icon-size:20px;--divider-element-spacing:10px;--divider-pattern-height:24px;--divider-pattern-size:20px;--divider-pattern-url:none;--divider-pattern-repeat:repeat-x}.elementor-widget-divider .elementor-divider{display:flex}.elementor-widget-divider .elementor-divider__text{font-size:15px;line-height:1;max-width:95%}.elementor-widget-divider .elementor-divider__element{margin:0 var(--divider-element-spacing);flex-shrink:0}.elementor-widget-divider .elementor-icon{font-size:var(--divider-icon-size)}.elementor-widget-divider .elementor-divider-separator{display:flex;margin:0;direction:ltr}.elementor-widget-divider--view-line_icon .elementor-divider-separator,.elementor-widget-divider--view-line_text .elementor-divider-separator{align-items:center}.elementor-widget-divider--view-line_icon .elementor-divider-separator:after,.elementor-widget-divider--view-line_icon .elementor-divider-separator:before,.elementor-widget-divider--view-line_text .elementor-divider-separator:after,.elementor-widget-divider--view-line_text .elementor-divider-separator:before{display:block;content:\"\";border-block-end:0;flex-grow:1;border-block-start:var(--divider-border-width) var(--divider-border-style) var(--divider-color)}.elementor-widget-divider--element-align-left .elementor-divider 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.elementor-divider__element{margin-inline-start:0}.elementor-widget-divider--element-align-end .elementor-divider .elementor-divider-separator>.elementor-divider__svg:last-of-type{flex-grow:0;flex-shrink:100}.elementor-widget-divider--element-align-end .elementor-divider-separator:after{content:none}.elementor-widget-divider--element-align-end .elementor-divider__element{margin-inline-end:0}.elementor-widget-divider:not(.elementor-widget-divider--view-line_text):not(.elementor-widget-divider--view-line_icon) .elementor-divider-separator{border-block-start:var(--divider-border-width) var(--divider-border-style) var(--divider-color)}.elementor-widget-divider--separator-type-pattern{--divider-border-style:none}.elementor-widget-divider--separator-type-pattern.elementor-widget-divider--view-line .elementor-divider-separator,.elementor-widget-divider--separator-type-pattern:not(.elementor-widget-divider--view-line) .elementor-divider-separator:after,.elementor-widget-divider--separator-type-pattern:not(.elementor-widget-divider--view-line) .elementor-divider-separator:before,.elementor-widget-divider--separator-type-pattern:not([class*=elementor-widget-divider--view]) .elementor-divider-separator{width:100%;min-height:var(--divider-pattern-height);-webkit-mask-size:var(--divider-pattern-size) 100%;mask-size:var(--divider-pattern-size) 100%;-webkit-mask-repeat:var(--divider-pattern-repeat);mask-repeat:var(--divider-pattern-repeat);background-color:var(--divider-color);-webkit-mask-image:var(--divider-pattern-url);mask-image:var(--divider-pattern-url)}.elementor-widget-divider--no-spacing{--divider-pattern-size:auto}.elementor-widget-divider--bg-round{--divider-pattern-repeat:round}.rtl .elementor-widget-divider .elementor-divider__text{direction:rtl}.e-con-inner>.elementor-widget-divider,.e-con>.elementor-widget-divider{width:var(--container-widget-width,100%);--flex-grow:var(--container-widget-flex-grow)}<\/style>\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\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-fd20313 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fd20313\" data-element_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-1c22d15\" data-id=\"1c22d15\" data-element_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-ae3ebde elementor-widget elementor-widget-heading\" data-id=\"ae3ebde\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Tipos de falhas<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b442ece elementor-widget elementor-widget-text-editor\" data-id=\"b442ece\" data-element_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<p>As falhas podem ser classificadas nos seguintes tipos com base em suas caracter\u00edsticas e status.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cb1ebde elementor-widget elementor-widget-heading\" data-id=\"cb1ebde\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Dividido pelo tempo de ocorr\u00eancia das falhas em falhas repentinas e graduais<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-47b37a2 elementor-widget elementor-widget-text-editor\" data-id=\"47b37a2\" data-element_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<p>Falhas repentinas s\u00e3o falhas causadas por v\u00e1rios fatores internos inesperados, influ\u00eancias externas acidentais ou efeitos conjuntos, caracterizadas pela aleatoriedade. Caso ocorram fatores inesperados durante o processo de trabalho, como sobrecarga da m\u00e1quina e danos \u00e0s pe\u00e7as, ou se o mecanismo de caminhada tipo pneu for perfurado por objetos pontiagudos, essas falhas n\u00e3o est\u00e3o relacionadas ao tempo de uso e s\u00e3o dif\u00edceis de prever. Mas defeitos repentinos s\u00e3o geralmente f\u00e1ceis de solucionar e geralmente n\u00e3o afetam a vida \u00fatil da laminadora.<\/p><p>A falha progressiva \u00e9 o desenvolvimento e forma\u00e7\u00e3o gradual de fen\u00f4menos como desgaste, corros\u00e3o, fadiga e envelhecimento que ocorrem durante a opera\u00e7\u00e3o das pe\u00e7as. Sua caracter\u00edstica \u00e9 que a probabilidade de ocorr\u00eancia est\u00e1 relacionada ao tempo de utiliza\u00e7\u00e3o e, com o passar do tempo, o fen\u00f4meno da falha torna-se gradativamente aparente, principalmente na fase posterior da vida \u00fatil efetiva da m\u00e1quina. Quando ocorre uma falha progressiva, isso indica que o equipamento da laminadora deve ser reparado. Este tipo de falha est\u00e1 se desenvolvendo gradualmente e geralmente pode ser prevista, e mesmo antes de uma falha completa ser formada, certos planos de reparo podem ser adotados para elimin\u00e1-la.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4d571ea elementor-widget elementor-widget-heading\" data-id=\"4d571ea\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Ocorr\u00eancia de falhas - falhas reais e falhas potenciais<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f2c043f elementor-widget elementor-widget-text-editor\" data-id=\"f2c043f\" data-element_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<p>A falha real refere-se ao fen\u00f4meno em que a laminadora de chapas apresentou uma diminui\u00e7\u00e3o significativa ou perda completa da capacidade de trabalho durante a opera\u00e7\u00e3o. As falhas reais geralmente podem ser determinadas pela percep\u00e7\u00e3o direta do operador ou pela medi\u00e7\u00e3o de seus par\u00e2metros t\u00e9cnicos de sa\u00edda. O tempo de inatividade do equipamento causado por danos a componentes cr\u00edticos, falha no cumprimento das metas de produtividade especificadas e assim por diante s\u00e3o falhas reais que existem. Devido a este tipo de mau funcionamento, o equipamento perde a sua fun\u00e7\u00e3o adequada, por isso \u00e9 muitas vezes referido como uma falha funcional.<\/p><p>As falhas potenciais referem-se ao desaparecimento gradual das fun\u00e7\u00f5es normais da m\u00e1quina, mas ainda n\u00e3o h\u00e1 manifesta\u00e7\u00e3o \u00f3bvia de falhas e est\u00e3o intimamente relacionadas com falhas progressivas. Se este estado puder ser diagnosticado durante a forma\u00e7\u00e3o gradual de um mau funcionamento enquanto a fun\u00e7\u00e3o do dispositivo n\u00e3o for perdida, geralmente considera-se que h\u00e1 um mau funcionamento potencial na m\u00e1quina. A continua\u00e7\u00e3o de falhas potenciais acabar\u00e1 por levar \u00e0 ocorr\u00eancia de falhas reais. Portanto, ap\u00f3s identificar poss\u00edveis falhas na m\u00e1quina, a solu\u00e7\u00e3o de problemas deve ser realizada antes que as falhas reais ocorram, a fim de manter a m\u00e1quina em boas condi\u00e7\u00f5es e evitar outras consequ\u00eancias que possam surgir devido a falhas reais. Este ponto de vista sobre o tratamento de falhas \u00e9 um dos conte\u00fados e prop\u00f3sitos importantes da moderna teoria de manuten\u00e7\u00e3o de m\u00e1quinas de lamina\u00e7\u00e3o.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-55d1a10 elementor-widget elementor-widget-heading\" data-id=\"55d1a10\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Causa do mau funcionamento - mau funcionamento acidental e mau funcionamento natural<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-592961e elementor-widget elementor-widget-text-editor\" data-id=\"592961e\" data-element_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<p>As falhas acidentais s\u00e3o causadas por manuten\u00e7\u00e3o inadequada, ajuste inadequado durante o uso, viola\u00e7\u00e3o dos procedimentos operacionais ou uso de pe\u00e7as e materiais n\u00e3o qualificados durante a fabrica\u00e7\u00e3o e reparo. As falhas acidentais s\u00e3o frequentemente causadas por factores humanos, pelo que pertencem a falhas humanas e devem ser evitadas atrav\u00e9s de maiores esfor\u00e7os de gest\u00e3o.<\/p><p>Falhas naturais s\u00e3o falhas causadas por v\u00e1rios fatores naturais durante o uso de uma m\u00e1quina. Falhas causadas por danos como desgaste excessivo, corros\u00e3o severa e fratura por fadiga de pe\u00e7as s\u00e3o falhas naturais. Objetivamente falando, embora as falhas naturais sejam inevit\u00e1veis, desde que as causas e os padr\u00f5es das v\u00e1rias formas de danos sejam compreendidos, as medidas correspondentes sejam tomadas e os n\u00edveis de manuten\u00e7\u00e3o e gest\u00e3o sejam melhorados, a vida \u00fatil da m\u00e1quina pode ser prolongada e acidentes graves podem ser evitado.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a0604c6 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"a0604c6\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\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-9074ede elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9074ede\" data-element_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-5a93ad0\" data-id=\"5a93ad0\" data-element_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-ec7c8f2 elementor-widget elementor-widget-heading\" data-id=\"ec7c8f2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Caracter\u00edsticas de falhas e gerenciamento de falhas<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bcd5e2c elementor-widget elementor-widget-text-editor\" data-id=\"bcd5e2c\" data-element_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<p>O processo de opera\u00e7\u00e3o de uma m\u00e1quina \u00e9 um processo din\u00e2mico. Ao mesmo tempo, as manifesta\u00e7\u00f5es das falhas da laminadora de chapas variam de acordo com os diferentes equipamentos da laminadora de chapas. Mesmo para o mesmo modelo de equipamento de laminadora de chapas grossas, devido a diferen\u00e7as na montagem, instala\u00e7\u00e3o, comissionamento e condi\u00e7\u00f5es de trabalho, eles geralmente apresentam diferentes condi\u00e7\u00f5es de trabalho e formas de falha. Por\u00e9m, eles possuem uma caracter\u00edstica comum, ou seja, a maior parte das falhas da laminadora de chapas e do sistema apresentam aleatoriedade. Portanto, o ponto de partida b\u00e1sico para estudar o estado de funcionamento e as falhas do sistema da laminadora \u00e9 seguir os princ\u00edpios b\u00e1sicos dos processos estoc\u00e1sticos.<\/p><p>As caracter\u00edsticas b\u00e1sicas das falhas na laminadora e em seu sistema podem ser resumidas em dois pontos<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dfce93d elementor-widget elementor-widget-heading\" data-id=\"dfce93d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">A aleatoriedade da ocorr\u00eancia de falhas<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d89ea12 elementor-widget elementor-widget-text-editor\" data-id=\"d89ea12\" data-element_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<p>A aleatoriedade aqui referida inclui dois significados: em primeiro lugar, os dados de observa\u00e7\u00e3o em momentos diferentes n\u00e3o s\u00e3o repet\u00edveis, ou seja, o estado operacional atual da m\u00e1quina n\u00e3o mudou ou \u00e9 o mesmo de um determinado momento no passado, e s\u00f3 pode ser entendido como seus valores de observa\u00e7\u00e3o sem diferen\u00e7a estat\u00edstica significativa; A segunda \u00e9 que os valores caracter\u00edsticos que caracterizam o estado de funcionamento da m\u00e1quina n\u00e3o s\u00e3o constantes, mas variam dentro de uma determinada faixa.<\/p><p>Portanto, n\u00e3o \u00e9 confi\u00e1vel julgar diretamente o processo de opera\u00e7\u00e3o usando determinados dados de detec\u00e7\u00e3o no processo de trabalho real. Os dados detectados em momentos diferentes s\u00f3 podem ser estatisticamente consistentes ou apresentar diferen\u00e7as significativas, a fim de determinar a real condi\u00e7\u00e3o de funcionamento da laminadora.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-785322a elementor-widget elementor-widget-heading\" data-id=\"785322a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">A natureza multin\u00edvel das falhas de equipamentos na m\u00e1quina de lamina\u00e7\u00e3o<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6bb14c5 elementor-widget elementor-widget-text-editor\" data-id=\"6bb14c5\" data-element_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<p>A m\u00e1quina laminadora \u00e9 geralmente composta de centenas ou milhares de pe\u00e7as montadas juntas, e o acoplamento entre as pe\u00e7as determina a natureza multin\u00edvel das falhas da m\u00e1quina laminadora de chapas. Uma falha geralmente \u00e9 composta por causas de falha em v\u00e1rios n\u00edveis e n\u00e3o existe uma rela\u00e7\u00e3o causal individual entre a falha e o fen\u00f4meno. Se a culpa for julgada apenas por um lado, ser\u00e1 dif\u00edcil tomar decis\u00f5es corretas.<\/p><p>Al\u00e9m disso, as falhas da laminadora tamb\u00e9m apresentam caracter\u00edsticas como rapidez, intermit\u00eancia, lentid\u00e3o e continuidade.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8b3bfff elementor-widget elementor-widget-heading\" data-id=\"8b3bfff\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Falhas da m\u00e1quina laminadora de placa CNC de 4 rolos e da m\u00e1quina laminadora de placa de 3 rolos<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1eeca75 elementor-widget elementor-widget-text-editor\" data-id=\"1eeca75\" data-element_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<p>Diferentes m\u00e1quinas laminadoras de placas t\u00eam diferentes falhas de m\u00e1quina, uma vez que suas estruturas de m\u00e1quina n\u00e3o s\u00e3o as mesmas. <a href=\"https:\/\/www.shen-chong.com\/pt\/maquina-dobradeira-de-4-rolos\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\"><strong><b>M\u00e1quina laminadora CNC de 4 rolos<\/b><\/strong><\/span><\/a>\u00a0\u00e9 composto por controlador CNC, parte do sistema hidr\u00e1ulico e parte de acionamento mec\u00e2nico e, portanto, as falhas da m\u00e1quina podem ser causadas por essas 3 pe\u00e7as.<\/p><p><a href=\"https:\/\/www.shen-chong.com\/pt\/maquina-dobradeira-de-placa-com-3-rolos\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #3366ff;\"><strong><b>M\u00e1quina laminadora de placa de 3 rolos<\/b><\/strong><\/span><\/a>\u00a0inclui muitos tipos diferentes de m\u00e1quina de lamina\u00e7\u00e3o. A laminadora de tr\u00eas rolos de simetria mec\u00e2nica SW11 e a laminadora de tr\u00eas rolos de n\u00edvel mec\u00e2nico SW11X-B possuem apenas parte mec\u00e2nica, que com a estrutura simples da m\u00e1quina e f\u00e1cil de encontrar a falha. A m\u00e1quina laminadora universal de placa de 3 rolos com rolo superior SW11SNC possui controlador NC, pe\u00e7a de acionamento mec\u00e2nico e esta\u00e7\u00e3o hidr\u00e1ulica, que precisa inspecionar essas pe\u00e7as da m\u00e1quina.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5d6725 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"e5d6725\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\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-fcc17b0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fcc17b0\" data-element_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-3f6a975\" data-id=\"3f6a975\" data-element_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-c2f01ee elementor-widget elementor-widget-heading\" data-id=\"c2f01ee\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclus\u00e3o<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-39659eb elementor-widget elementor-widget-text-editor\" data-id=\"39659eb\" data-element_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<p>A m\u00e1quina laminadora de chapas perde ou reduz suas fun\u00e7\u00f5es especificadas e \u00e9 incapaz de continuar a opera\u00e7\u00e3o confi\u00e1vel durante a condi\u00e7\u00e3o de liga\u00e7\u00e3o, o que \u00e9 chamado de falha da m\u00e1quina. As falhas da m\u00e1quina laminadora de chapas podem ser causadas por diferentes pe\u00e7as da m\u00e1quina e os operadores devem fazer a manuten\u00e7\u00e3o da m\u00e1quina no dia a dia para evitar falhas da m\u00e1quina.<\/p>\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>Defini\u00e7\u00e3o e tipos de falhas na m\u00e1quina laminadora de chapas Normalmente, o fen\u00f4meno da m\u00e1quina laminadora de chapas perdendo ou reduzindo suas fun\u00e7\u00f5es especificadas e incapaz de continuar a opera\u00e7\u00e3o confi\u00e1vel durante a condi\u00e7\u00e3o de liga\u00e7\u00e3o \u00e9 chamado de falha da m\u00e1quina. Ap\u00f3s a falha da laminadora, seus v\u00e1rios indicadores t\u00e9cnicos claramente n\u00e3o conseguem atender aos requisitos normais de flex\u00e3o. [\u2026]<\/p>","protected":false},"author":1,"featured_media":2701,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2700","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-events"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Introduction To\u00a0Plate\u00a0Rolling Machine Faults - SC Machinery<\/title>\n<meta name=\"description\" content=\"This article generally introduces the types of plate rolling machine faults, ways to solve the faults and teach you how to avoid the faults.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.shen-chong.com\/pt\/introduction-to-plate-rolling-machine-faults\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Introduction To\u00a0Plate\u00a0Rolling Machine Faults - 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