1. A feeding system for an injection molding machine, characterized in that it comprises an integrated upper heating cylinder (1) and a lower thermal insulation cylinder (2), which are used for the first mixing of materials inside the upper heating cylinder (1) The mechanism (3), the second stirring mechanism (4) and the pumping mechanism (5) for mixing materials in the lower heat preservation cylinder (2), the upper heat preservation cylinder (1) and the lower heat preservation cylinder (2) ) The bottoms are all in the shape of a funnel, and the lower insulation cylinder (2) is connected to the injection molding machine through a feed pipe (6);
The first stirring mechanism (3) includes a lifting motor (301), a first rotating motor (302) and a first stirring shaft (303), and both the lifting motor (301) and the first rotating motor (302) are It is arranged above the upper heating cylinder (1), the lifting motor (301) drives the first rotating motor (302) to lift, and the first rotating motor (302) drives the first stirring shaft (303) to rotate, The first stirring shaft (303) is arranged in the upper heating cylinder (1), and the first stirring shaft (302) is evenly equipped with a plurality of first stirring blades (304);
The second rotating mechanism (4) includes a second rotating motor (401), a second stirring shaft (402) and a moving mechanism (403) that controls the left and right movement of the second rotating motor. The second rotating motor (401) ) Drives the second stirring shaft (402) to rotate. The second stirring shaft (402) is arranged along the lower insulation cylinder (2). The second stirring shaft (402) is evenly equipped with one more The second mixing blade (404);
The moving mechanism (403) includes a slide rail (4031) fixedly connected to the lower heat preservation cylinder (2) in sections, a second rotating motor mounting seat (4032), a power motor (4033) and a power gear (4034), The power motor (4033) drives the power gear (4034) to rotate, the second rotating motor mount (4032) is equipped with a rack that can be used with the power gear (4034), and the second rotating motor is installed The seat (4032) is slidably connected with the slide rail (4031), and the power motor (4033) is fixedly connected to the lower thermal insulation cylinder (2) through the bracket;
The suction pump mechanism (5) includes a suction pump (501), a suction pipe (502), a transition material box (503) and a closed and dry storage tank (504), the suction pump (501) Set above the upper heating cylinder (1), the suction pump (501) communicates with the bottom of the transition box (503) through the suction pipe (502), and the transition box (503) passes through the material transfer The pipe (505) communicates with the discharge port of the airtight dry storage box (504), the airtight dry storage box (504) is equipped with a moisture sensor (506), and the airtight dry storage box (504) The tip is equipped with a hot air blowpipe (507) connected to a closed dry storage tank (504).
2. An injection molding machine feed system according to claim 1, characterized in that it further comprises a heating mechanism (7), the heating mechanism comprising a heating air pipe (7) arranged on the outside of the upper heating cylinder (1) 701), a ventilation pipe (702) is also connected to the outer top of the upper heating cylinder (1).
3. An injection molding machine feed system according to claim 2, characterized in that: the connection between the heating air pipe (701) and the ventilation pipe (702) and the upper heating cylinder (1) and the hot air blowing pipe (507) ) A filter mesh layer is provided at the connection with the airtight dry storage tank (504).
4. An injection molding machine feed system according to claim 1 or 3, characterized in that: the bottom of the upper heating cylinder (1) is provided with a first solenoid valve (8).
5. An injection molding machine feeding system according to claim 4, characterized in that: the moving mechanism (403) and the transition material box (503) are respectively arranged on the left and right sides of the lower heat preservation cylinder.
6. An injection molding machine feed system according to claim 4, characterized in that: a second solenoid valve (9) is provided at the discharge port of the sealed and dry storage box (504).
7. An injection molding machine feed system according to claim 1, characterized in that: the upper heating cylinder (1), the lower thermal insulation cylinder (2) and the transition material box (503) are all equipped with capacity Sensor (10).
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