Improved mixer for a plasticizing screw

Details Improved mixer for a plasticizing screw Improved mixer for a plasticizing screw

B - Operations, Transporting

29

C

B29C 47/60 (2006.01) B29C 45/54 (2006.01) B29C 45/60 (2006.01) B29C 47/62 (2006.01) B29C 47/64 (2006.01)

Patent

CA 2525679

The invention provides an improved mixer section for a screw for a molding machine. The improved mixer section includes at least one conveying flight (7) and at least one spill flight (9) intersecting with the conveying flight(7) . At 1 east one notch (10) is formed in the conveying flight (7) to enable mixing between adjacent flow channels (18) . The spill flight (9) terminates near the output of the mixer to create a trap zone for any unmelts that reach that area of the mixer.

L'invention concerne une partie de mélange améliorée faisant partie d'une vis utilisée pour une machine de moulage. Cette partie de mélange améliorée comprend au moins un filet de transport (7) et au moins un filet de déversement (9), qui coupe ledit filet de transport (7). Au moins une rainure (10) est formée dans le filet de transport (7) pour permettre le mélange entre des canaux d'écoulement (18) adjacents. Le filet de déversement (9) s'arrête à proximité de la sortie de la partie de mélange pour créer une zone de piégeage destinée aux morceaux non fondus atteignant cette zone de la partie de mélange.

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