FABRICACIÓN DE MÁQUINA PARA FILAMENTO A PARTIR DE MATERIAL RECICLADO (MANUFACTURING OF A FILAMENT MACHINE FROM RECYCLED MATERIALS)
Resumen
El incremento de residuos plásticos, en particular de tereftalato de polietileno (PET), plantea la necesidad de estrategias de reutilización que contribuyan a la sostenibilidad. Este trabajo presenta el diseño y construcción de una extrusora de filamento a partir de PET reciclado, con el propósito de generar material para impresión 3D a bajo costo y con potencial de replicación académica. El sistema se desarrolló mediante la integración de componentes comerciales y piezas fabricadas con modelado CAD e impresión 3D, incluyendo un motor eléctrico, un bloque extrusor, ventiladores de enfriamiento, una fuente de alimentación y un sistema de control. Las pruebas preliminares mostraron la producción de filamento continuo y con características adecuadas para ensayos de impresión. Los resultados confirman la viabilidad de transformar residuos plásticos en insumos de manufactura aditiva, aportando tanto a la reducción del impacto ambiental como a la formación práctica en contextos universitarios.
Palabras Clave: Manufactura aditiva, máquina de reciclado, material reciclado, Polímeros.
Abstract
The increasing accumulation of plastic waste, particularly polyethylene terephthalate (PET), highlights the need for reuse strategies that promote sustainability. This study presents the design and construction of a filament extruder using recycled PET, aimed at producing low-cost material for 3D printing with academic replicability potential. The system was developed through the integration of commercial components and custom parts manufactured via CAD modeling and 3D printing, including an electric motor, an extrusion block, cooling fans, a power supply, and a control interface. Preliminary tests demonstrated the production of continuous filament with suitable characteristics for initial printing trials. The results confirm the feasibility of transforming plastic waste into inputs for additive manufacturing, contributing both to environmental impact reduction and to practical training in academic contexts.
Keywords: Additive manufacturing, recycling machine, recycled material, polymers
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