{"id":19683,"date":"2024-05-16T22:31:34","date_gmt":"2024-05-16T14:31:34","guid":{"rendered":"https:\/\/firstmold.com\/?p=19683"},"modified":"2025-08-11T11:44:56","modified_gmt":"2025-08-11T03:44:56","slug":"what-is-a-parting-line","status":"publish","type":"post","link":"https:\/\/firstmold.com\/pt\/guides\/what-is-a-parting-line\/","title":{"rendered":"O que \u00e9 uma linha de despedida?"},"content":{"rendered":"<p>Ao introduzir <a href=\"https:\/\/firstmold.com\/pt\/guides\/draft-angle\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\u00e2ngulos de inclina\u00e7\u00e3o<\/strong><\/a>No meu artigo, mencionei que, para retirar uma pe\u00e7a moldada por inje\u00e7\u00e3o do molde, temos de conceber um \u00e2ngulo de inclina\u00e7\u00e3o. No entanto, o pr\u00e9-requisito \u00e9 que a linha de separa\u00e7\u00e3o deve ser determinada primeiro. \u00c9 semelhante \u00e0 necessidade de cortar uma melancia em pelo menos duas metades para comer a carne que est\u00e1 l\u00e1 dentro.<\/p>\n\n\n\n<p>Na conce\u00e7\u00e3o de um produto, os pormenores determinam o sucesso ou o fracasso, e a conce\u00e7\u00e3o da linha de separa\u00e7\u00e3o \u00e9 um dos pormenores cruciais.<\/p>\n\n\n\n<p>Uma linha de corte cuidadosamente concebida pode n\u00e3o s\u00f3 aumentar o valor est\u00e9tico do produto, mas tamb\u00e9m, em certa medida, determinar o tempo de vida \u00fatil do produto e o custo de produ\u00e7\u00e3o.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/what-are-parting-lines.webp\" alt=\"o que s\u00e3o linhas de separa\u00e7\u00e3o\" class=\"wp-image-31949\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/what-are-parting-lines.webp 1200w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/what-are-parting-lines-300x169.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/what-are-parting-lines-1024x576.webp 1024w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/what-are-parting-lines-768x432.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/what-are-parting-lines-18x10.webp 18w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/what-are-parting-lines-600x338.webp 600w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-meaning-of-a-parting-line\">O significado de uma frase de despedida<\/h2>\n\n\n\n<p>A separa\u00e7\u00e3o refere-se \u00e0 divis\u00e3o do n\u00facleo do molde da pe\u00e7a moldada em v\u00e1rios m\u00f3dulos. A superf\u00edcie de contacto entre estes m\u00f3dulos \u00e9 designada por linha de parti\u00e7\u00e3o, tamb\u00e9m conhecida como superf\u00edcie de parti\u00e7\u00e3o. Num sentido restrito, a linha de parti\u00e7\u00e3o refere-se \u00e0 superf\u00edcie de parti\u00e7\u00e3o no maior contorno da pe\u00e7a pl\u00e1stica, que separa a cavidade e o n\u00facleo ou os moldes da frente e de tr\u00e1s. Num sentido lato, a linha de parti\u00e7\u00e3o tamb\u00e9m inclui as linhas de parti\u00e7\u00e3o locais da pe\u00e7a pl\u00e1stica (como as linhas de parti\u00e7\u00e3o dos orif\u00edcios) e as linhas de parti\u00e7\u00e3o de todos os m\u00f3dulos envolvidos na moldagem (como os cursores, <a href=\"https:\/\/firstmold.com\/pt\/guides\/mold-lifter\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>elevadores angulares<\/strong><\/a>, <a href=\"https:\/\/firstmold.com\/pt\/guides\/mold-inserts\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>inser\u00e7\u00f5es<\/strong><\/a>, pinos ejectores, etc.).<\/p>\n\n\n\n<p>O limite onde a linha de separa\u00e7\u00e3o intersecta a superf\u00edcie da pe\u00e7a de pl\u00e1stico \u00e9 designado por linha de separa\u00e7\u00e3o (PL). Uma vez que \u00e9 imposs\u00edvel conseguir um contacto completamente sem folgas entre os m\u00f3dulos de forma\u00e7\u00e3o, esta folga \u00e9 transferida para a pe\u00e7a de pl\u00e1stico ap\u00f3s a moldagem, formando uma marca residual semelhante a um flash. Uma vez que se assemelha a uma linha, \u00e9 chamada de linha de separa\u00e7\u00e3o, tamb\u00e9m conhecida como linha de molde.<\/p>\n\n\n\n<p>A espessura da linha de separa\u00e7\u00e3o afecta o aspeto e a fun\u00e7\u00e3o da pe\u00e7a de pl\u00e1stico, pelo que se deve prestar especial aten\u00e7\u00e3o a este aspeto durante a conce\u00e7\u00e3o estrutural.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-types-of-parting-lines\">Tipos de linhas de separa\u00e7\u00e3o<\/h2>\n\n\n\n<p>Geralmente referimo-nos \u00e0 linha de corte no maior contorno da pe\u00e7a pl\u00e1stica como a linha de corte principal, enquanto as outras s\u00e3o linhas de corte auxiliares.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-verticle-parting-line\">Linha de corte vertical<\/h3>\n\n\n\n<p>Este \u00e9 um tipo comum e simples, que \u00e9 um plano perpendicular \u00e0 dire\u00e7\u00e3o de abertura do molde.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"1000\" height=\"428\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Vertical-Parting-Line.webp\" alt=\"Linha de separa\u00e7\u00e3o vertical\" class=\"wp-image-19707\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Vertical-Parting-Line.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Vertical-Parting-Line-300x128.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Vertical-Parting-Line-768x329.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Vertical-Parting-Line-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Linha de separa\u00e7\u00e3o vertical<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-stepped-parting-line\">Linha de separa\u00e7\u00e3o escalonada: <\/h3>\n\n\n\n<p>De acordo com a situa\u00e7\u00e3o espec\u00edfica de algumas pe\u00e7as de pl\u00e1stico, transformamos a linha de separa\u00e7\u00e3o numa forma escalonada.<\/p>\n\n\n\n<p>Para linhas de corte escalonadas, uma vez que um lado da cavidade suporta uma for\u00e7a maior, \u00e9 gerada uma for\u00e7a exc\u00eantrica de inje\u00e7\u00e3o em ambos os lados da cavidade, causando um deslizamento relativo entre o n\u00facleo e a cavidade. A dire\u00e7\u00e3o de deslizamento \u00e9 mostrada abaixo. Portanto, primeiro, escolha a linha de corte no degrau raso.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"1000\" height=\"382\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Choose-the-parting-line-on-the-side-with-the-shallower-step.webp\" alt=\"Escolha a linha de separa\u00e7\u00e3o do lado com o degrau mais raso\" class=\"wp-image-19687\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Choose-the-parting-line-on-the-side-with-the-shallower-step.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Choose-the-parting-line-on-the-side-with-the-shallower-step-300x115.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Choose-the-parting-line-on-the-side-with-the-shallower-step-768x293.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Choose-the-parting-line-on-the-side-with-the-shallower-step-18x7.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Escolha a linha de separa\u00e7\u00e3o do lado com o degrau mais raso<\/figcaption><\/figure>\n\n\n\n<p>Dispor duas cavidades simetricamente para equilibrar a for\u00e7a de inje\u00e7\u00e3o em ambos os lados do molde, tornando a estrutura do molde compacta.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"310\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Arrange-the-two-cavities-symmetrically.webp\" alt=\"Dispor as duas cavidades de forma sim\u00e9trica\" class=\"wp-image-19685\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Arrange-the-two-cavities-symmetrically.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Arrange-the-two-cavities-symmetrically-300x93.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Arrange-the-two-cavities-symmetrically-768x238.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Arrange-the-two-cavities-symmetrically-18x6.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Dispor as duas cavidades de forma sim\u00e9trica<\/figcaption><\/figure>\n\n\n\n<p>Se a diferen\u00e7a de passo da linha de separa\u00e7\u00e3o escalonada for demasiado grande, considere a possibilidade de conceber <a href=\"https:\/\/firstmold.com\/pt\/guides\/shut-off-and-kiss-off\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>paragens<\/strong><\/a> e localmente fazendo uma linha de separa\u00e7\u00e3o escalonada.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"476\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Design-shut-off-localized-stepped-parting-surface.webp\" alt=\"Corte de projeto, superf\u00edcie de corte escalonada localizada\" class=\"wp-image-19691\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Design-shut-off-localized-stepped-parting-surface.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Design-shut-off-localized-stepped-parting-surface-300x143.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Design-shut-off-localized-stepped-parting-surface-768x366.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Design-shut-off-localized-stepped-parting-surface-18x9.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Corte de projeto, superf\u00edcie de corte escalonada localizada<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"668\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Shut-off-design-on-the-mold-surface.webp\" alt=\"Desenho de fecho na superf\u00edcie do molde\" class=\"wp-image-19699\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Shut-off-design-on-the-mold-surface.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Shut-off-design-on-the-mold-surface-300x200.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Shut-off-design-on-the-mold-surface-768x513.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Shut-off-design-on-the-mold-surface-18x12.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Desenho de fecho na superf\u00edcie do molde<\/figcaption><\/figure>\n\n\n\n<p>Algumas pe\u00e7as t\u00eam muitas superf\u00edcies escalonadas. Se desenharmos a linha de separa\u00e7\u00e3o para seguir a forma escalonada, torna-se complicado. Para simplificar a linha de parti\u00e7\u00e3o, considere transform\u00e1-la num plano, mas isto resulta numa linha de molde na superf\u00edcie da pe\u00e7a. Por conseguinte, este m\u00e9todo \u00e9 utilizado principalmente para pe\u00e7as internas.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"338\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/PL-design-for-parts-with-a-lot-of-steps.webp\" alt=\"Conce\u00e7\u00e3o PL para pe\u00e7as com muitos passos\" class=\"wp-image-19695\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/PL-design-for-parts-with-a-lot-of-steps.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/PL-design-for-parts-with-a-lot-of-steps-300x101.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/PL-design-for-parts-with-a-lot-of-steps-768x260.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/PL-design-for-parts-with-a-lot-of-steps-18x6.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-beveled-parting-line\">Linha de corte biselado<\/h3>\n\n\n\n<p>A linha de separa\u00e7\u00e3o da pe\u00e7a moldada \u00e9 biselada. Primeiro, fa\u00e7a uma veda\u00e7\u00e3o ao longo da superf\u00edcie biselada para facilitar o polimento do molde e, em seguida, nivele-a para facilitar o processamento e o posicionamento.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"425\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Beveled-Parting-Line.webp\" alt=\"Linha de corte biselado\" class=\"wp-image-19686\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Beveled-Parting-Line.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Beveled-Parting-Line-300x128.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Beveled-Parting-Line-768x326.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Beveled-Parting-Line-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Linha de corte biselado<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"278\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Side-view-of-beveled-parting-line.webp\" alt=\"Vista lateral da linha de separa\u00e7\u00e3o biselada\" class=\"wp-image-19700\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Side-view-of-beveled-parting-line.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Side-view-of-beveled-parting-line-300x83.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Side-view-of-beveled-parting-line-768x214.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Side-view-of-beveled-parting-line-18x5.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-curved-parting-line\">Linha de separa\u00e7\u00e3o curva<\/h3>\n\n\n\n<p>\u00c0 semelhan\u00e7a da linha de separa\u00e7\u00e3o biselada, comece por fazer uma veda\u00e7\u00e3o e depois nivele-a. <\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"455\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Curved-parting-line.webp\" alt=\"Linha de separa\u00e7\u00e3o curva\" class=\"wp-image-19689\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Curved-parting-line.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Curved-parting-line-300x137.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Curved-parting-line-768x349.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Curved-parting-line-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Linha de separa\u00e7\u00e3o curva<\/figcaption><\/figure>\n\n\n\n<p>No entanto, nem todas as linhas de corte devem estender-se ao longo da curva. Por exemplo, a pe\u00e7a mostrada abaixo, se estendida, formaria um canto agudo. Neste caso, a cavidade \u00e9 afiada como uma faca de a\u00e7o, e a linha de corte pode ser diretamente prolongada.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"455\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-product-extended-out-creating-a-sharp-corner.webp\" alt=\"O produto estende-se para fora, criando um canto agudo\" class=\"wp-image-19705\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-product-extended-out-creating-a-sharp-corner.webp 600w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-product-extended-out-creating-a-sharp-corner-300x228.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-product-extended-out-creating-a-sharp-corner-16x12.webp 16w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-comprehensive-parting-line\">Linha de separa\u00e7\u00e3o abrangente<\/h3>\n\n\n\n<p>Este tipo combina linhas de corte verticais e curvas ou linhas de corte biseladas e curvas para formar uma linha de corte abrangente.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"471\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Comprehensive-parting-line.webp\" alt=\"Linha de corte abrangente\" class=\"wp-image-19688\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Comprehensive-parting-line.webp 600w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Comprehensive-parting-line-300x236.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Comprehensive-parting-line-15x12.webp 15w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Linha de corte abrangente<\/figcaption><\/figure>\n\n\n\n<p>Para linhas de separa\u00e7\u00e3o abrangentes, devemos prestar especial aten\u00e7\u00e3o ao alisamento da superf\u00edcie de veda\u00e7\u00e3o nos cantos das duas linhas de separa\u00e7\u00e3o para evitar a forma\u00e7\u00e3o de pontos afiados. Escolha uma superf\u00edcie de veda\u00e7\u00e3o que aumente a resist\u00eancia do molde e evite o aparecimento de rebarbas na pe\u00e7a de pl\u00e1stico. O alisamento tamb\u00e9m reduz o aparecimento de degraus e cantos afiados, melhorando a processabilidade da linha de parti\u00e7\u00e3o e permitindo uma <a href=\"https:\/\/firstmold.com\/pt\/guides\/what-is-cnc-machining\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Maquina\u00e7\u00e3o CNC<\/strong><\/a> em vez de <a href=\"https:\/\/firstmold.com\/pt\/edm-service\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Maquina\u00e7\u00e3o por EDM<\/strong><\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-design-principles-of-parting-lines\">Princ\u00edpios de conce\u00e7\u00e3o das linhas de parti\u00e7\u00e3o<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-parting-line-selection-should-meet-demolding-requirements\">1. A sele\u00e7\u00e3o da linha de separa\u00e7\u00e3o deve satisfazer os requisitos de desmoldagem:<\/h3>\n\n\n\n<p>A linha de parti\u00e7\u00e3o principal deve estar no maior contorno da proje\u00e7\u00e3o da pe\u00e7a na dire\u00e7\u00e3o da desmoldagem. Isto simplifica a estrutura do molde. Caso contr\u00e1rio, complica a estrutura do molde, exigindo mecanismos adicionais, como os cursores.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"336\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Sliders-and-parting-lines.webp\" alt=\"Corredi\u00e7as e linhas de separa\u00e7\u00e3o\" class=\"wp-image-19701\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Sliders-and-parting-lines.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Sliders-and-parting-lines-300x101.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Sliders-and-parting-lines-768x258.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Sliders-and-parting-lines-18x6.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-parting-line-selection-should-facilitate-smooth-demolding\">2. A sele\u00e7\u00e3o da linha de separa\u00e7\u00e3o deve facilitar uma desmoldagem suave<\/h3>\n\n\n\n<p>Uma vez que o sistema de eje\u00e7\u00e3o da m\u00e1quina de moldagem por inje\u00e7\u00e3o se encontra no lado do n\u00facleo, a linha de separa\u00e7\u00e3o deve, idealmente, deixar a pe\u00e7a no lado do n\u00facleo ap\u00f3s a abertura do molde. Isto ajuda o mecanismo de eje\u00e7\u00e3o no lado do n\u00facleo. A coloca\u00e7\u00e3o de um mecanismo ejetor no lado da cavidade complica a estrutura do molde.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-parting-line-selection-should-ensure-dimensional-accuracy-and-surface-quality\">3. A sele\u00e7\u00e3o da linha de corte deve assegurar a precis\u00e3o dimensional e a qualidade da superf\u00edcie:<\/h3>\n\n\n\n<p>1. Para pe\u00e7as com requisitos de coaxialidade elevados, coloque as pe\u00e7as com requisitos de coaxialidade no mesmo lado do molde ao selecionar a linha de parti\u00e7\u00e3o.<\/p>\n\n\n\n<p>Por exemplo, o furo escalonado no meio da imagem abaixo requer alta coaxialidade. No projeto original, o furo escalonado \u00e9 formado por dois n\u00facleos do n\u00facleo e da cavidade. \u00c9 dif\u00edcil garantir a precis\u00e3o coaxial destes n\u00facleos ap\u00f3s a montagem do molde. No design optimizado, o furo escalonado \u00e9 formado por um \u00fanico n\u00facleo, garantindo a precis\u00e3o da maquina\u00e7\u00e3o.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"449\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-stepped-hole-is-formed-using-a-single-core.webp\" alt=\"O furo escalonado \u00e9 formado com um \u00fanico n\u00facleo\" class=\"wp-image-19706\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-stepped-hole-is-formed-using-a-single-core.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-stepped-hole-is-formed-using-a-single-core-300x135.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-stepped-hole-is-formed-using-a-single-core-768x345.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-stepped-hole-is-formed-using-a-single-core-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p>Da mesma forma, para pe\u00e7as com requisitos de coaxialidade para o c\u00edrculo externo, coloque as pe\u00e7as com requisitos de coaxialidade no mesmo lado do molde.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"467\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-parts-with-coaxiality-requirements-should-be-placed-on-the-same-side-of-the-mold.webp\" alt=\"As pe\u00e7as com requisitos de coaxialidade devem ser colocadas no mesmo lado do molde\" class=\"wp-image-19704\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-parts-with-coaxiality-requirements-should-be-placed-on-the-same-side-of-the-mold.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-parts-with-coaxiality-requirements-should-be-placed-on-the-same-side-of-the-mold-300x140.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-parts-with-coaxiality-requirements-should-be-placed-on-the-same-side-of-the-mold-768x359.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-parts-with-coaxiality-requirements-should-be-placed-on-the-same-side-of-the-mold-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p>2. A precis\u00e3o dimensional das dimens\u00f5es relacionadas com a linha de parti\u00e7\u00e3o na dire\u00e7\u00e3o de fecho do molde \u00e9 afetada pela tend\u00eancia da linha de parti\u00e7\u00e3o para se expandir durante a inje\u00e7\u00e3o. No projeto original, o tamanho L \u00e9 dif\u00edcil de assegurar. No desenho optimizado, o tamanho n\u00e3o est\u00e1 relacionado com a linha de parti\u00e7\u00e3o, tornando a precis\u00e3o f\u00e1cil de assegurar.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"430\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Design-of-the-dimensions-related-to-the-parting-line-in-the-mold-closing-direction.webp\" alt=\"Conce\u00e7\u00e3o das dimens\u00f5es relacionadas com a linha de parti\u00e7\u00e3o na dire\u00e7\u00e3o de fecho do molde\" class=\"wp-image-19690\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Design-of-the-dimensions-related-to-the-parting-line-in-the-mold-closing-direction.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Design-of-the-dimensions-related-to-the-parting-line-in-the-mold-closing-direction-300x129.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Design-of-the-dimensions-related-to-the-parting-line-in-the-mold-closing-direction-768x330.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Design-of-the-dimensions-related-to-the-parting-line-in-the-mold-closing-direction-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Conce\u00e7\u00e3o das dimens\u00f5es relacionadas com a linha de parti\u00e7\u00e3o na dire\u00e7\u00e3o de fecho do molde<\/figcaption><\/figure>\n\n\n\n<p>3. Para pe\u00e7as que exigem qualidade de superf\u00edcie, considere o impacto da linha de corte na apar\u00eancia ao selecionar a linha de corte.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"436\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-choice-of-parting-line-should-consider-the-impact-of-the-parting-line-on-the-appearance.webp\" alt=\"A escolha da linha de separa\u00e7\u00e3o deve ter em conta o impacto da linha de separa\u00e7\u00e3o na apar\u00eancia\" class=\"wp-image-19702\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-choice-of-parting-line-should-consider-the-impact-of-the-parting-line-on-the-appearance.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-choice-of-parting-line-should-consider-the-impact-of-the-parting-line-on-the-appearance-300x131.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-choice-of-parting-line-should-consider-the-impact-of-the-parting-line-on-the-appearance-768x335.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-choice-of-parting-line-should-consider-the-impact-of-the-parting-line-on-the-appearance-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"555\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/parting-line-sample.webp\" alt=\"amostra de linha de separa\u00e7\u00e3o\" class=\"wp-image-19694\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/parting-line-sample.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/parting-line-sample-300x167.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/parting-line-sample-768x426.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/parting-line-sample-18x10.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"491\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-parting-line-is-on-the-edge-and-become-less-noticeable-or-even-imperceptible.webp\" alt=\"A linha de separa\u00e7\u00e3o est\u00e1 no bordo e torna-se menos percet\u00edvel ou mesmo impercet\u00edvel\" class=\"wp-image-19708\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-parting-line-is-on-the-edge-and-become-less-noticeable-or-even-imperceptible.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-parting-line-is-on-the-edge-and-become-less-noticeable-or-even-imperceptible-300x147.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-parting-line-is-on-the-edge-and-become-less-noticeable-or-even-imperceptible-768x377.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-parting-line-is-on-the-edge-and-become-less-noticeable-or-even-imperceptible-18x9.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">A linha de separa\u00e7\u00e3o est\u00e1 no bordo e torna-se menos percet\u00edvel ou mesmo impercet\u00edvel<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-4-parting-line-selection-should-facilitate-mold-processing\">4. A sele\u00e7\u00e3o da linha de corte deve facilitar o processamento do molde<\/h3>\n\n\n\n<p>No projeto do molde, quanto mais simples for a linha de separa\u00e7\u00e3o, mais f\u00e1cil ser\u00e1 o processamento e mais garantida ser\u00e1 a precis\u00e3o do processamento. No design original, a linha de parti\u00e7\u00e3o encontra-se num pequeno filete, dificultando o processamento e a subsequente poupan\u00e7a do molde. O design optimizado remove o filete da linha de separa\u00e7\u00e3o.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"436\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Keep-the-design-of-the-parting-lines-as-simple-as-possible.webp\" alt=\"Manter o desenho das linhas de separa\u00e7\u00e3o t\u00e3o simples quanto poss\u00edvel\" class=\"wp-image-19693\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Keep-the-design-of-the-parting-lines-as-simple-as-possible.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Keep-the-design-of-the-parting-lines-as-simple-as-possible-300x131.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Keep-the-design-of-the-parting-lines-as-simple-as-possible-768x335.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Keep-the-design-of-the-parting-lines-as-simple-as-possible-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Manter o desenho das linhas de separa\u00e7\u00e3o t\u00e3o simples quanto poss\u00edvel<\/figcaption><\/figure>\n\n\n\n<p>No caso de v\u00e1rios fechos no mesmo lado, considere a possibilidade de os combinar num grande fecho para simplificar a estrutura da linha de separa\u00e7\u00e3o e facilitar o processamento.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"442\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/For-multiple-shut-offs-on-the-same-side-consider-combining-them-into-one-large-shut-off.webp\" alt=\"No caso de v\u00e1rios fechos no mesmo lado, considere a possibilidade de os combinar num \u00fanico fecho grande\" class=\"wp-image-19692\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/For-multiple-shut-offs-on-the-same-side-consider-combining-them-into-one-large-shut-off.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/For-multiple-shut-offs-on-the-same-side-consider-combining-them-into-one-large-shut-off-300x133.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/For-multiple-shut-offs-on-the-same-side-consider-combining-them-into-one-large-shut-off-768x339.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/For-multiple-shut-offs-on-the-same-side-consider-combining-them-into-one-large-shut-off-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">No caso de v\u00e1rios fechos no mesmo lado, considere a possibilidade de os combinar num \u00fanico fecho grande<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-5-parting-line-selection-should-facilitate-venting\">5. A sele\u00e7\u00e3o da linha de separa\u00e7\u00e3o deve facilitar a ventila\u00e7\u00e3o<\/h3>\n\n\n\n<p>Para garantir uma boa ventila\u00e7\u00e3o da cavidade, coloque a linha de separa\u00e7\u00e3o no final da dire\u00e7\u00e3o do fluxo de pl\u00e1stico fundido, tanto quanto poss\u00edvel. No projeto original, a massa pl\u00e1stica derretida preenche a cavidade e sela a linha de separa\u00e7\u00e3o, dificultando a ventila\u00e7\u00e3o do g\u00e1s na extremidade profunda da cavidade. O design optimizado da linha de separa\u00e7\u00e3o no final do fluxo da massa fundida cria boas condi\u00e7\u00f5es de ventila\u00e7\u00e3o.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"439\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-lines-should-be-conducive-to-air-venting.webp\" alt=\"A sele\u00e7\u00e3o das linhas de separa\u00e7\u00e3o deve permitir a sa\u00edda de ar\" class=\"wp-image-19697\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-lines-should-be-conducive-to-air-venting.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-lines-should-be-conducive-to-air-venting-300x132.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-lines-should-be-conducive-to-air-venting-768x337.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-lines-should-be-conducive-to-air-venting-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">A sele\u00e7\u00e3o das linhas de separa\u00e7\u00e3o deve permitir a sa\u00edda de ar<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-6-parting-line-selection-should-consider-mold-size\">6. A sele\u00e7\u00e3o da linha de corte deve ter em conta a dimens\u00e3o do molde<\/h3>\n\n\n\n<p>A sele\u00e7\u00e3o da linha de parti\u00e7\u00e3o afecta o tamanho do molde. Na conce\u00e7\u00e3o original, a altura do molde \u00e9 mais elevada, com uma cavidade e um n\u00facleo mais profundos, exigindo um tempo de processamento mais longo e, possivelmente, a necessidade de uma m\u00e1quina de inje\u00e7\u00e3o maior para pe\u00e7as pequenas. O design optimizado reduz a altura do molde, com uma cavidade e um n\u00facleo menos profundos, facilitando o processamento e reduzindo o impacto da desmoldagem no tamanho da pe\u00e7a. A desvantagem \u00e9 que algumas pe\u00e7as podem necessitar de um deslizador, aumentando a largura e o comprimento do molde.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"426\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-line-should-consider-the-size-of-the-mold.webp\" alt=\"A sele\u00e7\u00e3o da linha de separa\u00e7\u00e3o deve ter em conta a dimens\u00e3o do molde\" class=\"wp-image-19696\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-line-should-consider-the-size-of-the-mold.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-line-should-consider-the-size-of-the-mold-300x128.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-line-should-consider-the-size-of-the-mold-768x327.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-line-should-consider-the-size-of-the-mold-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">A sele\u00e7\u00e3o da linha de separa\u00e7\u00e3o deve ter em conta a dimens\u00e3o do molde<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-7-parting-line-selection-should-simplify-mold-structure\">7. A sele\u00e7\u00e3o da linha de parti\u00e7\u00e3o deve simplificar a estrutura do molde:<\/h3>\n\n\n\n<p>Evitar mecanismos de puxar o n\u00facleo (deslizante) para estruturas laterais com requisitos de baixa precis\u00e3o para simplificar a estrutura do molde, reduzir o tamanho do molde e diminuir os custos do molde. <\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"448\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-lines-should-be-considered-to-simplify-the-mold-structure.webp\" alt=\"A sele\u00e7\u00e3o das linhas de parti\u00e7\u00e3o deve ser considerada para simplificar a estrutura do molde\" class=\"wp-image-19698\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-lines-should-be-considered-to-simplify-the-mold-structure.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-lines-should-be-considered-to-simplify-the-mold-structure-300x134.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-lines-should-be-considered-to-simplify-the-mold-structure-768x344.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Selection-of-parting-lines-should-be-considered-to-simplify-the-mold-structure-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Ter em considera\u00e7\u00e3o a sele\u00e7\u00e3o das linhas de parti\u00e7\u00e3o para simplificar a estrutura do molde<\/figcaption><\/figure>\n\n\n\n<p>Se os mecanismos de tra\u00e7\u00e3o do n\u00facleo (deslizante) forem inevit\u00e1veis, escolha a dist\u00e2ncia mais curta de tra\u00e7\u00e3o do n\u00facleo para reduzir o tamanho do molde. Assegurar que o n\u00facleo grande est\u00e1 na dire\u00e7\u00e3o da abertura do molde devido \u00e0 elevada for\u00e7a de fixa\u00e7\u00e3o. Coloc\u00e1-lo no mecanismo lateral \u00e9 desfavor\u00e1vel para a desmoldagem.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"465\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-choice-of-parting-line-should-aim-to-leave-the-plastic-part-on-the-core-side-as-much-as-possible-after-the-mold-is-opened.webp\" alt=\"A escolha da linha de separa\u00e7\u00e3o deve ter como objetivo deixar a pe\u00e7a de pl\u00e1stico no lado do n\u00facleo, tanto quanto poss\u00edvel, ap\u00f3s a abertura do molde\" class=\"wp-image-19712\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-choice-of-parting-line-should-aim-to-leave-the-plastic-part-on-the-core-side-as-much-as-possible-after-the-mold-is-opened.webp 1000w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-choice-of-parting-line-should-aim-to-leave-the-plastic-part-on-the-core-side-as-much-as-possible-after-the-mold-is-opened-300x140.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-choice-of-parting-line-should-aim-to-leave-the-plastic-part-on-the-core-side-as-much-as-possible-after-the-mold-is-opened-768x357.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/The-choice-of-parting-line-should-aim-to-leave-the-plastic-part-on-the-core-side-as-much-as-possible-after-the-mold-is-opened-18x8.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">A escolha da linha de separa\u00e7\u00e3o deve ter como objetivo deixar a pe\u00e7a de pl\u00e1stico no lado do n\u00facleo, tanto quanto poss\u00edvel, ap\u00f3s a abertura do molde<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-summary\">Resumo<\/h2>\n\n\n\n<p>Embora a sele\u00e7\u00e3o e o design da linha de parti\u00e7\u00e3o ocorram principalmente na fase de design do molde, os engenheiros estruturais devem considerar a dire\u00e7\u00e3o geral durante a fase de design estrutural, especialmente para pe\u00e7as com linhas de parti\u00e7\u00e3o facilmente determinadas. Se o impacto da linha de parti\u00e7\u00e3o na estrutura (precis\u00e3o dimensional, folga de encaixe, qualidade de apar\u00eancia, etc.) for considerado durante o projeto estrutural, as modifica\u00e7\u00f5es frequentes ap\u00f3s <a href=\"https:\/\/firstmold.com\/pt\/guides\/dfm\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>DFM<\/strong><\/a> e <a href=\"https:\/\/firstmold.com\/pt\/guides\/what-is-mold-trial\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>ensaios de moldes<\/strong><\/a> pode ser evitado.<\/p>\n\n\n\n<p>Outros factores podem tamb\u00e9m afetar a sele\u00e7\u00e3o da linha de corte, e cada esquema de linha de corte tem pr\u00f3s e contras. Escolha a linha de corte com base nos requisitos reais da pe\u00e7a para satisfazer as necessidades actuais da pe\u00e7a.<\/p>","protected":false},"excerpt":{"rendered":"<p>Obter uma compreens\u00e3o profunda dos tipos de linha de parti\u00e7\u00e3o e dos seus princ\u00edpios de conce\u00e7\u00e3o na conce\u00e7\u00e3o estrutural de pe\u00e7as moldadas por inje\u00e7\u00e3o.<\/p>","protected":false},"author":5,"featured_media":31949,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[47],"tags":[51,61],"class_list":["post-19683","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides","tag-injection-molding","tag-mold-design"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.3 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ 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