Feeding and mixing control device for production of recycled plastic particles

Abstract

The utility model relates to the field of reprocessed plastic particle production, and discloses a feeding and mixing control device for reprocessed plastic particle production, which comprises a mixing barrel, an impurity filtering and mixing mechanism is arranged on the inner wall of the mixing barrel and comprises a reciprocating screw rod, the outer wall of the reciprocating screw rod is rotatably connected to the top of the inner wall of the mixing barrel, and the outer wall of the reciprocating screw rod is rotatably connected to the top of the inner wall of the mixing barrel. The outer wall of the reciprocating screw rod is in threaded connection with a screw rod sliding block, the outer wall of the screw rod sliding block is fixedly connected with a filter screen plate, the top of the inner wall of the mixing barrel is fixedly connected with a limiting sleeve, the inner wall of the limiting sleeve is in sliding connection with a lifting sleeve, and the bottom of the lifting sleeve is fixedly connected with the top of the screw rod sliding block. According to the utility model, the impurity filtering and mixing mechanism is arranged, so that the adverse effect of iron impurities on the quality of plastic particles in the subsequent mixing and processing process is avoided, the plastic aging acceleration and the mechanical property reduction caused by the existence of the iron impurities are prevented, and the purity and the stability of regenerated plastic particle products are ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of regenerated plastic particle production, especially to a feeding and mixing control device for regenerated plastic particle production. BACKGROUND

[0002] Regenerated plastic particle production refers to the industrial production activity of converting waste plastics into plastic particle raw materials for reuse through a series of processing and treatment processes. This process aims to realize the resource utilization of plastic waste, reduce the dependence on virgin plastic resources, reduce the pollution of plastic garbage to the environment, and create economic value.

[0003] Prior art, China patent publication number: CN219563776U discloses a feeding and mixing control device for regenerated plastic particle production, which comprises a mixing barrel, a mixing control component rotatably arranged inside the mixing barrel, a pushing blade inclinedly arranged on the mixing control component, and a feeding control component, at least two feeding control components are fixedly arranged on one side of the mixing barrel, and the discharge end extends to the inside of the mixing barrel. The utility model first feeds the raw materials into the mixing barrel through the feeding control component, starts the driving motor, and drives the stirring paddle to rotate after the output shaft of the driving motor rotates to plow and mix the raw materials in the mixing barrel. During the whole process, the raw materials are gradually sent into the mixing barrel for mixing by the blowing component. Not only does it make the mixing more uniform and improve the product quality, but also it is simple in structure and convenient to operate, greatly improving the convenience of mixing regenerated plastic particles.

[0004] In actual production, recycled plastic particles often contain various impurities. The mixing of impurities into plastic particles not only affects the appearance quality of plastic products, but also reduces their physical properties and mechanical strength. Iron impurities mixed into subsequent processing links increase the risk of plastic aging acceleration and mechanical property decline. Therefore, a feeding and mixing control device for regenerated plastic particle production is proposed to solve the above problems. SUMMARY

[0005] In order to make up for the above shortcomings, the utility model provides a feeding and mixing control device for regenerated plastic particle production, which aims to solve the problem that recycled plastic particles often contain various impurities in the prior art, which not only affects the appearance quality of plastic products, but also reduces their physical properties and mechanical strength.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: a feeding and mixing control device for the production of recycled plastic particles, comprising a mixing cylinder, wherein a filtering and mixing mechanism is provided on the inner wall of the mixing cylinder, the filtering and mixing mechanism comprising a reciprocating screw, the outer wall of the reciprocating screw being rotatably connected to the top of the inner wall of the mixing cylinder, a screw slider being threadedly connected to the outer wall of the reciprocating screw, a filter screen being fixedly connected to the outer wall of the screw slider, a limit sleeve being fixedly connected to the top of the inner wall of the mixing cylinder, a lifting sleeve being slidably connected to the inner wall of the limit sleeve, the bottom of the lifting sleeve being fixedly connected to the top of the screw slider, a protective sleeve being fixedly connected to the bottom of the screw slider, a rotating cylinder being fixedly connected to the bottom end of the reciprocating screw, and a mixing rod being fixedly connected to the outer wall of the rotating cylinder.

[0007] As a further description of the above technical solution:

[0008] The impurity filtering and mixing mechanism also includes a motor, the bottom of which is fixedly connected to the top of the mixing cylinder, and the output end of the motor is fixedly connected to the top of the reciprocating lead screw.

[0009] As a further description of the above technical solution:

[0010] The impurity filtering and mixing mechanism also includes a slot, which is located at the top of the mixing cylinder, and a magnetic plate is inserted into the inner wall of the slot.

[0011] As a further description of the above technical solution:

[0012] The mixing drum is also provided with a clearing mechanism, which includes a compression lifting groove, which is opened on the inner wall of the drum.

[0013] As a further description of the above technical solution:

[0014] The unblocking mechanism also includes a limiting cylinder, the outer wall of which is rotatably connected to the inner wall of the rotating cylinder.

[0015] As a further description of the above technical solution:

[0016] The unblocking mechanism also includes a fixing frame, the top of which is fixedly connected to the bottom of the limiting cylinder, and the bottom of which is fixedly connected to the bottom of the inner wall of the mixing cylinder.

[0017] As a further description of the above technical solution:

[0018] The unblocking mechanism also includes a lifting block, which is slidably connected to the inner wall of the rotating drum.

[0019] As a further description of the above technical solution:

[0020] The unblocking mechanism also includes an unblocking block, the top of which is fixedly connected to the bottom of the lifting block.

[0021] The utility model has the advantages of the following:

[0022] 1. The utility model discloses a filter and mixing mechanism is set up, avoid the bad influence of impurity in the subsequent mixing and processing process to the quality of plastic particle, prevent the plastic ageing acceleration and mechanical property decline caused by iron impurity, ensure the purity and stability of the regenerated plastic particle product.

[0023] 2. The utility model discloses a dredging mechanism is set up, and the lifting piece drives dredging piece and dredges the material at the discharge port, so that the discharge is convenient, avoids the blockage when discharging, and ensures the smoothness of the discharge process. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 A front view structural schematic drawing of a feeding and mixing control device for regenerated plastic particle production is provided for the utility model;

[0025] Figure 2 A mixing cylinder section structure schematic drawing of a feeding and mixing control device for regenerated plastic particle production is provided for the utility model;

[0026] Figure 3 A top view section structure schematic drawing of a feeding and mixing control device for regenerated plastic particle production is provided for the utility model;

[0027] Figure 4 A filter and mixing mechanism local structure schematic drawing of a feeding and mixing control device for regenerated plastic particle production is provided for the utility model;

[0028] Figure 5 A dredging mechanism local structure schematic drawing of a feeding and mixing control device for regenerated plastic particle production is provided for the utility model;

[0029] Figure 6 A local rotary drum section structure schematic drawing of a feeding and mixing control device for regenerated plastic particle production is provided for the utility model.

[0030] LEGEND:

[0031] 1, mixing cylinder;2, filter and mixing mechanism;211, reciprocating screw;212, screw block;213, filter screen;214, limit sleeve;215, lifting sleeve;216, protective sleeve;217, rotary drum;218, mixing rod;219, motor;220, slot;221, magnetic plate;3, dredging mechanism;311, extrusion lifting groove;312, limit cylinder;313, fixed frame;314, lifting piece;315, dredging piece. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0033] With reference to Figure 1 , Figure 2 , Figure 4 An embodiment provided by the utility model: a kind of for regenerating plastic particle production's feed mixing control device, including mixing barrel 1, filter impurity mixing mechanism 2 is arranged on the inner wall of mixing barrel 1, filter impurity mixing mechanism 2 includes reciprocating screw rod 211, reciprocating screw rod 211 is rotated, can make reciprocating screw rod slider 212 connected with screw rod reciprocating, reciprocating screw rod 211 outer wall is rotationally connected in the inner wall top of mixing barrel 1, reciprocating screw rod 211 outer wall is threadedly connected with screw rod slider 212, when screw rod slider 212 reciprocating, can drive filter screen plate 213 synchronous lifting, screw rod slider 212 outer wall is fixedly connected with filter screen plate 213, filter screen plate 213 can filter the impurities in plastic particles, the inner wall top of mixing barrel 1 is fixedly connected with limiting sleeve 214, limiting sleeve 214 inner wall is provided with limiting lifting groove, limiting sleeve 214 can limit screw rod slider 212, limiting sleeve 214 inner wall is slidably connected with lifting sleeve 215, lifting sleeve 215 is lifted along with screw rod slider 212, so that limiting sleeve 214 is limited, lifting sleeve 215 bottom is fixedly connected with the top of screw rod slider 212, screw rod slider 212 bottom is fixedly connected with protective sleeve 216, protective sleeve 216 can prevent plastic particles from entering the inner wall of reciprocating screw rod 211 thread groove, reciprocating screw rod 211 bottom end is fixedly connected with rotary drum 217, rotary drum 217 outer wall is fixedly connected with mixing rod 218, mixing rod 218 can mix plastic particles filtered with impurities.

[0034] With reference to Figure 2 , Figure 3 , filter impurity mixing mechanism 2 further includes motor 219, motor 219 bottom is fixedly connected in the top of mixing barrel 1, motor 219 output end is fixedly connected with the top end of reciprocating screw rod 211, motor 219 can drive reciprocating screw rod 211 to rotate, filter impurity mixing mechanism 2 further includes slot 220, by setting slot 220, so as to extract magnetic plate 221 to clean, slot 220 is set in the top of mixing barrel 1, slot 220 inner wall is inserted with magnetic plate 221, magnetic plate 221 can adsorb ferrous impurities.

[0035] With reference to Figure 5 , Figure 6The inner wall of the mixing barrel 1 is also provided with a dredging mechanism 3, which comprises an extrusion lifting groove 311 that can be lifted through a convex ball extrusion lifting block 314, the extrusion lifting groove 311 is opened in the inner wall of the rotating drum 217, the dredging mechanism 3 also comprises a limiting cylinder 312, the inner wall of the limiting cylinder 312 is provided with a limiting sliding groove, the outer wall of the limiting cylinder 312 is rotationally connected to the inner wall of the rotating drum 217, the dredging mechanism 3 also comprises a fixed frame 313, the top of the fixed frame 313 is fixedly connected to the bottom of the limiting cylinder 312, the bottom end of the fixed frame 313 is fixedly connected to the bottom of the inner wall of the mixing barrel 1, the fixed frame 313 and the limiting cylinder 312 can limit the lifting block 314 to avoid rotation of the lifting block 314, the dredging mechanism 3 also comprises a lifting block 314, the lifting block 314 is slidingly connected to the inner wall of the rotating drum 217, the dredging mechanism 3 also comprises a dredging block 315, the dredging block 315 can dredge the material in the discharge port to avoid blockage, the top end of the dredging block 315 is fixedly connected to the bottom of the lifting block 314.

[0036] Working principle: when mixing plastic particles, the plastic particles that need to be mixed are added from the top of the mixing barrel 1, so that they enter above the filter screen plate 213, the filter screen plate 213 can filter and intercept impurities in the plastic particles, the magnetic plate 221 can adsorb ferrous impurities in the impurities, the filter screen plate 213 is designed in a convex shape, the plastic particles will be at the circumference of the filter screen plate 213, and the magnetic plate 221 can better adsorb the ferrous impurities, effectively avoiding the adverse effects of ferrous impurities on the quality of plastic particles in subsequent mixing and processing, preventing plastic aging acceleration, color change and mechanical property decline caused by the presence of ferrous impurities, and ensuring the purity and stability of the regenerated plastic particle product, by starting the motor 219, the motor 219 drives the fixedly connected reciprocating screw rod 211 to rotate, the screw rod sliding block 212 threaded on the outer wall of the reciprocating screw rod 211 reciprocates, the lifting sleeve 215 lifts with the screw rod sliding block 212, the limiting sleeve 214 limits the screw rod sliding block 212 through the lifting sleeve 215, the screw rod sliding block 212 lifts to drive the filter screen plate 213 to move up and down, the filter efficiency of the filter screen plate 213 can be improved by constantly changing the distribution state and flow path of the plastic particles on its surface, the protective sleeve 216 can prevent plastic particles from mixing into the thread groove in the reciprocating screw rod 211, and the rotating drum 217 drives the mixing rod 218 fixedly connected to the outer wall to rotate when the reciprocating screw rod 211 rotates, and the mixing rod 218 can mix the plastic particles that have been filtered of impurities.

[0037] When discharging is needed, the discharging can be carried out through the discharging port at the bottom of the mixing barrel 1, and when the rotating barrel 217 rotates, the extruding and lifting groove 311 is lifted by the convex ball extruding and lifting block 314, the limiting barrel 312 and the fixed frame 313 can limit the lifting block 314, so that the lifting block 314 cannot rotate, and the lifting block 314 drives the dredging block 315 to dredge the material at the discharging port, so as to facilitate discharging and avoid blockage during discharging, and ensure smooth discharging.

[0038] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A feed compounder control device for recycled plastic pellet production, comprising a compounder barrel (1), characterized in that: The inner wall of the mixing barrel (1) is provided with a filtering and mixing mechanism (2), the filtering and mixing mechanism (2) comprises a reciprocating screw rod (211), the outer wall of the reciprocating screw rod (211) is rotatably connected to the top of the inner wall of the mixing barrel (1), the outer wall of the reciprocating screw rod (211) is threadedly connected with a screw rod slider (212), the outer wall of the screw rod slider (212) is fixedly connected with a filter screen plate (213), the top of the inner wall of the mixing barrel (1) is fixedly connected with a limiting sleeve (214), the inner wall of the limiting sleeve (214) is slidably connected with a lifting sleeve (215), the bottom of the lifting sleeve (215) is fixedly connected with the top of the screw rod slider (212), the bottom of the screw rod slider (212) is fixedly connected with a protective sleeve (216), the bottom end of the reciprocating screw rod (211) is fixedly connected with a rotating drum (217), and the outer wall of the rotating drum (217) is fixedly connected with a mixing rod (218).

2. The feed mixture control device for the production of recycled plastic particles according to claim 1, characterized in that: The filtering and mixing mechanism (2) further comprises a motor (219), the bottom of the motor (219) is fixedly connected to the top of the mixing barrel (1), and the output end of the motor (219) is fixedly connected with the top end of the reciprocating screw rod (211).

3. The feed mixture control device for the production of recycled plastic particles according to claim 1, characterized in that: The filtering and mixing mechanism (2) further comprises a slot (220), the slot (220) is formed in the top of the mixing barrel (1), and the inner wall of the slot (220) is inserted with a magnetic plate (221).

4. The feed mixture control device for the production of recycled plastic particles according to claim 1, characterized in that: The inner wall of the mixing barrel (1) is further provided with a dredging mechanism (3), the dredging mechanism (3) comprises an extrusion lifting groove (311), and the extrusion lifting groove (311) is formed in the inner wall of the rotating drum (217).

5. A feed mixture control device for the production of recycled plastic pellets according to claim 4, characterized in that: The dredging mechanism (3) further comprises a limiting cylinder (312), and the outer wall of the limiting cylinder (312) is rotatably connected to the inner wall of the rotating drum (217).

6. A feed mixture control device for the production of recycled plastic pellets according to claim 4, characterized in that: The dredging mechanism (3) further comprises a fixing frame (313), the top of the fixing frame (313) is fixedly connected with the bottom of the limiting cylinder (312), and the bottom end of the fixing frame (313) is fixedly connected to the bottom of the inner wall of the mixing barrel (1).

7. The feed mixture control device for the production of recycled plastic particles according to claim 4, characterized in that: The dredging mechanism (3) further comprises a lifting block (314), and the lifting block (314) is slidably connected to the inner wall of the rotating drum (217).

8. The feed mixture control device for the production of recycled plastic particles according to claim 4, characterized in that: The dredging mechanism (3) further comprises a dredging block (315), and the top end of the dredging block (315) is fixedly connected with the bottom of the lifting block (314).

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