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Device for recycling mixed plastic waste, a blade system for said device and a method for recycling mixed plastic waste

  • US 9,815,225 B2
  • Filed: 06/09/2014
  • Issued: 11/14/2017
  • Est. Priority Date: 05/13/2014
  • Status: Active Grant
First Claim
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1. A device for recycling mixed plastic, said device comprising:

  • an agglomeration chamber base;

    an agglomeration chamber attached to the agglomeration chamber base, wherein the agglomeration chamber comprises a bottom and a double wall;

    an observation and service opening in the double wall of the agglomeration chamber;

    an outlet port in the double wall of the agglomeration chamber;

    a loading chamber attached to the agglomeration chamber, wherein the loading chamber is equipped with a loading port, an upper observation opening, and an exhaust fan for water vapor;

    a collar attached to the bottom of the agglomeration chamber;

    a blade system at the bottom of the agglomeration chamber, wherein the blade system comprises a blade holder, two material exit guides, two inner blades, two outer blades, two blade mounting plates with fastening holes, and fasteners;

    a motor, capable of rotating the blade system, wherein the motor is connected to the blade system through a shaft;

    a cooling system equipped with a cooling inlet, and a cooling outlet;

    a transmission and lubricating chamber with a preheater equipped lubricating pump; and

    a switchboard capable of operating the device;

    wherein;

    the shaft comprises a bearing pedestal with closed bearings and pressure seals, and cutting angle α

    of the blade mounting plates and cutting angle β

    of the inner and outer blades are approximately 28°

    to 32°

    , and angle γ

    between cutting edge of the inner blades, and edge on side of the material exit guides is approximately 50°

    .

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