TY - JOUR AU - Mello, Carlos Henrique Pereira AU - Guedes, Filipe Natividade AU - Noronha, Vinícius José Mota AU - Kawasaki, Adriano Akio AU - Rocha, Thales Eduardo de Sousa AU - Ferreira, João Roberto AU - Gorgulho Júnior, José Hamilton Chaves PY - 2010/08/26 Y2 - 2024/03/28 TI - Análise da qualidade superficial e dimensional em peças produzidas por modelagem por deposição de material fundido (FDM) JF - Revista Produção Online JA - Revista PO: R. Eletr. de Eng. de Produção e Correlatas VL - 10 IS - 3 SE - Artigos DO - 10.14488/1676-1901.v10i3.237 UR - https://producaoonline.org.br/rpo/article/view/237 SP - 504-523 AB - <!--[if gte mso 9]><xml> <w:WordDocument> <w:View>Normal</w:View> <w:Zoom>0</w:Zoom> <w:TrackMoves /> <w:TrackFormatting /> <w:HyphenationZone>21</w:HyphenationZone> <w:PunctuationKerning /> <w:ValidateAgainstSchemas /> <w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid> <w:IgnoreMixedContent>false</w:IgnoreMixedContent> <w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText> <w:DoNotPromoteQF /> <w:LidThemeOther>PT-BR</w:LidThemeOther> <w:LidThemeAsian>X-NONE</w:LidThemeAsian> <w:LidThemeComplexScript>X-NONE</w:LidThemeComplexScript> <w:Compatibility> <w:BreakWrappedTables /> <w:SnapToGridInCell /> <w:WrapTextWithPunct /> <w:UseAsianBreakRules /> <w:DontGrowAutofit /> <w:SplitPgBreakAndParaMark /> <w:DontVertAlignCellWithSp /> <w:DontBreakConstrainedForcedTables /> <w:DontVertAlignInTxbx /> 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</xml><![endif]--><span style="font-size: 10pt; font-family: &quot;Arial&quot;,&quot;sans-serif&quot;;">A prototipagem r&aacute;pida vem crescendo cada vez mais como uma op&ccedil;&atilde;o na busca de redu&ccedil;&atilde;o do tempo e dos riscos no processo de desenvolvimento de produtos. Contudo, as pe&ccedil;as produzidas por modelagem por deposi&ccedil;&atilde;o de material fundido (FDM) podem sofrer varia&ccedil;&otilde;es na rugosidade e precis&atilde;o dimensional, dependendo de par&acirc;metros como espessura do filete depositado, sentido da orienta&ccedil;&atilde;o da fabrica&ccedil;&atilde;o da pe&ccedil;a, tipo de deposi&ccedil;&atilde;o de camada e geometria do corpo de prova. A literatura &eacute; rica em trabalhos dessa natureza a respeito de prot&oacute;tipos r&aacute;pidos produzidos por outras tecnologias de prototipagem, mas o mesmo n&atilde;o acontece com o FDM. Portanto, </span><span style="font-size: 10pt; font-family: &quot;Arial&quot;,&quot;sans-serif&quot;;">a presente pesquisa busca analisar a qualidade superficial e dimensional de prot&oacute;tipos r&aacute;pidos produzidos com a tecnologia de FDM, por meio de um projeto experimental. De acordo com os dados analisados, foi poss&iacute;vel afirmar que algumas vari&aacute;veis selecionadas como fator principal, ou a intera&ccedil;&atilde;o entre elas, tiveram efeito sobre a resposta rugosidade e nenhum efeito sobre a resposta precis&atilde;o dimensional. Conclui-se que, na produ&ccedil;&atilde;o de prot&oacute;tipos onde o acabamento superficial for importante, cuidados devem ser tomados na especifica&ccedil;&atilde;o dos<span style="color: red;"> </span>par&acirc;metros<span style="color: red;"> </span>da m&aacute;quina, uma vez que a rugosidade da pe&ccedil;a final prototipada vai depender fortemente da intera&ccedil;&atilde;o entre os mesmos<span style="color: red;">.</span></span> ER -