prof. gino dini – università di pisa. water jet machining (wjm) fluido ugello pezzo
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Prof. Gino Dini – Università di Pisa
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Water Jet Machining (WJM)Water Jet Machining (WJM)
fluido
ugello
pezzo
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IntensificatoreIntensificatore
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IntensificatoreIntensificatore
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UgelloUgello
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UgelloUgello
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CatcherCatcher
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profondità di taglio
pressione acqua
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profondità di taglio
distanza di stand-off
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profondità di taglio
diametro ugello
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profondità di taglio
velocità di avanzamento
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• taglio sottile
• traiettorie complesse
• elevati avanzamenti (piccoli spessori)
• assenza usura utensile
• assenza danneggiamento termico
• assenza polveri
• facile staffaggio
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Spessore Pressione Vel. avanz.
6 294 17
3 294 50
2,2 294 330
2 431 2500
Legno
Kevlar
Cuoio
Poliestere
Cartone 1 245 8330
[mm] [Mpa] [mm/sec]
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• solo materiali non metallici
• costo
• rumorosità
• craterizzazione
• danneggiamento (laminati)