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Jean Robert Pereira Rodrigues, João Lobo Peralta, João Luis de Meneses Barros, Mirian de Lurdes Noronha Motta Melo, José Roberto Pereira Rodrigues, Keyll Carlos Ribeiro Martins
Pág. e36118
In industrial casting operations, the possibility of implantation of a diversity of operational conditions has as consequence the generation of a wide range of solidification structures, affecting the mechanical properties and the quality of the final pr...
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Jean Robert Pereira Rodrigues, Rubens Soeiro Gonçalves, Antonio Santos Araújo Junior, João Luis de Meneses Barros, Adilto Pereira Andrade Cunha, Carmen Célia Francisco do Nascimento
Pág. e37228
Experimental evaluations based on statistical and scientific criteria play fundamental role in identification of optimal performance parameters in manufacturing engineering. Based on this premise, the Doehlert?s experimental planning method was applied t...
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Jean Robert Pereira Rodrigues, Carmem Célia Francisco do Nascimento, Silvio Rogerio de Freitas Batista, Louriel Oliveira Vilarinho, João Luis Meneses Barros, Rubens Soeiro Gonçalves
Pág. e37732
The TIG Dressing technique has been widely used for repairing cracks in welded structures when subjected to mechanical forces that induce localized fatigue, leading to the collapse during operation. However, this technique has not been used for studies i...
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Jean Robert Pereira Rodrigues, Paulo Ricardo Almeida Forte, Adilto Pereira Andrade Cunha, Rubens Soeiro Gonçalves, Mirian de Lurdes Noronha Motta Melo, Carmem Célia Francisco do Nascimento (Author)
Pág. e35386
Machining by electrical discharges is a huge process for the machining of complex shapes in materials that are electrical conductors, in particular for those of high hardness, difficult to be machined by conventional processes. Its unique feature of usin...
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Juvenilson Costa Damascena, Lidiane Maciel Costa, Jean Robert Pereira Rodrigues, Louriel Oliveira Vilarinho, Gedeon Siva Reis, Carmem Célia Francisco do Nascimento
Pág. 347 - 353
Certain techniques, comprising machining and GTAW dressing, have been used in the weld bead edge (region of the welded joint between the weld metal and the base metal) to increase the fillet radius of the region by reducing the stress concentrator factor...
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Jean Robert Pereira Rodrigues, Mauro Araújo Medeiros, Flávia Cristina Sousa e Silva, Keyll Carlos Ribeiro Martins, Marcio Bacci da Silva, Álisson Rocha Machado
Pág. 41 - 45
During the manufacture of a mould, machining is certainly the most important process. The composition required to provide important properties in the steels used, such as hardness, wear and corrosion resistance, results in a low machinability has resulte...
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Jean Robert Pereira Rodrigues, Tiago do Espírito Santo Baldez Neves, Marcio Bacci da Silva, Keyll Carlos Ribeiro Martins, José Ribamar dos Santos Ribeiro, Adilto Pereira Andrade Cunha
Pág. 257 - 262
The cutting fluids in machining, when chosen and applied adequately can contemplate in benefits during the manufacturing processes. The selected method should allow the cutting fluid to reach the closest possible of the cutting edge lubricating the chip-...
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Jean Robert Pereira Rodrigues, Claudionor Cruz, Sinésio Domingues Franco
Pág. 27 - 30
A usinagem por descargas elétricas é um processo excepcional para usinagem de formas complexas em materiais condutores elétricos, principalmente para aqueles de alta dureza, difíceis de serem usinados por processos tradicionais. Em cada descarga, uma cra...
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Jean Robert Pereira Rodrigues, Claudionor Cruz, Sinésio Domingues Franco, José Roberto Pereira Rodrigues, Wellinton de Assunção
Pág. 173 - 179
É sabido que a Usinagem por Descargas Elétricas (EDM), é um processo térmico onde pode-se ter temperaturas muito elevadas (superiores a 1200 °C) na região de usinagem. Conseqüentemente é fácil de entender o fato das peças usinadas por EDM, apresentarem c...
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