drakkar, pierna prostética robótica - madrid maker faire
TRANSCRIPT
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Pierna prostética robótica
github.com/davidsanfal/drakkar
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David Sánchezdavidsanfa
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Pierna prostética robóticaOpen source
Low costFácil de replicar
Escalable
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Prótesis imprimibles
Álvaro VillosladaDextra
Sonia VerdúProthestic Hand
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¿Porque una pierna?
Google -> “prosthetic leg open source”
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Drakkar“A ver qué sale”
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¿Puedo replicar una rodilla?
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¿Hay motores validos?
Velocidad: 20 mm ± 2mm/sCarga máxima: 1000 N
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Herramientas accesibles
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Drakkar“PiernaLeg”
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Diseño CAD
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Primer prototipo impreso
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Test de resistencia
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Open source
Low cost
Escalable
Fácil de replicar
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Drakkar“Cabra”
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Modelo CAD
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Comparativa de los dos modelos de pie
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Open source
Low cost
Escalable
Fácil de replicar
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Drakkar“N7”
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¿Y si no me complico la vida?
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Diseño CAD
Inspirado en la armadura N7 de Mass Effect 3
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Mejoras
Montaje en unos 30 minutos.La pieza en verde es ajustable.Ángulo de giro mayor.Electrónica oculta.Rodilla más segura.
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Modelo Construido
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Open source
Low cost
Escalable
Fácil de replicar
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Drakkar“Yunque”
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Modelo CAD
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Modelo Construido
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Control Mioeléctrico
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Precio
Tuercas M8 Autobloc - 3 ,25€/8und
Tuercas M8 - 2 ,80€/12und
Plástico - 20,00€
Filaflex - 36,00€
Varilla M8 - 1 ,18€/m
Batería LIPO - 45,00€
Rodamientos MF1482rs - 1.45€
Driver Pololu VNH5019 - 22.40€
Motor - 95,00€
NodeMCU - 4,20€
Myoware - 40,70€
Endstop - 5,50€
Potenciómetro lineal - 2,00€
300€
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Estado actual
Resistencia mecánica
Software de control
Buscar modelo mixto plástico/metal
Pase a fase de testeo
Estandarizar componentes
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github.com/davidsanfal/drakkar