Sorting equipment for reprocessed plastic processing

By setting up a combined structure of sorting frame one and sorting frame two, and combining it with a motor-driven cam system, the clogging problem of recycled plastic sorting equipment was solved, achieving efficient multiple sorting and accelerating the sorting speed.

CN223961539UActive Publication Date: 2026-03-03CHONGQING KAIXIN TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-07
Publication Date
2026-03-03

AI Technical Summary

Technical Problem

Existing recycled plastic sorting equipment is prone to clogging during the sorting process, which makes sorting inconvenient and reduces the working speed.

Method used

The system employs a combination of sorting frame one and sorting frame two. A motor-driven cam drives a reciprocating rod to push the carrier frame, enabling the sorting frame to move left and right, preventing mesh blockage, and allowing for multiple sorting operations through meshes of different diameters.

Benefits of technology

It improves sorting efficiency, prevents mesh clogging, and promotes sorting speed and work efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses sorting equipment for processing reprocessed plastics, which relates to the technical field of reprocessed plastics and comprises a sorting box I. A sorting box II is arranged on the right side of the sorting box I. Discharging ports are fixedly mounted at the bottom ends of the front sides of the sorting box I and the sorting box II. A base is fixedly installed between the first sorting box and the second sorting box, sorting units are arranged in the first sorting box and the second sorting box, and a braking unit is arranged at the top of the base. The motor is arranged to drive the driving rod to drive the cam to rotate at a constant speed, when the cam rotates, the protruding part pushes the brake block, the brake block moves to drive the reciprocating rod to push the bearing frame, then the two sorting screen frames are driven to move, the reset spring contracts during pushing, the two brake blocks are pushed in turn, and the reciprocating rod moves left and right; and therefore, the net frame in the sorting box is continuously pushed, the sorting speed is increased, meanwhile, net holes can be prevented from being blocked through shaking of the net frame, and the working efficiency is improved.
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Description

Technical Field

[0001] This utility model relates to the field of recycled plastic processing technology, and specifically to a sorting device for recycled plastic processing. Background Technology

[0002] Recycled plastics refer to plastic raw materials obtained by processing waste plastics through physical or chemical methods such as pretreatment, melt granulation, and modification. It is a reuse of plastics. When using recycled plastic granules, they need to be sorted by a sorting device to screen out large plastic granules that cannot be used temporarily or are inconvenient to use, so that they can be processed into plastic granules of a certain size.

[0003] Existing recycled plastic sorting equipment is not very effective. During the sorting process, plastic particles accumulate on the sorting screen, which can easily cause blockages, leading to inconvenience and reduced work efficiency. To address this, we provide a sorting device for recycled plastic processing. Utility Model Content

[0004] The purpose of this invention is to provide a sorting device for recycled plastic processing to solve the problems mentioned in the background art.

[0005] To solve the above-mentioned technical problems, the technical solution adopted by this utility model is as follows:

[0006] A sorting device for processing recycled plastics includes a sorting box one, a sorting box two is arranged on the right side of the sorting box one, and a discharge port is fixedly installed at the bottom front side of both the sorting box one and the sorting box two, and a base is fixedly installed between the sorting box one and the sorting box two.

[0007] Both sorting box one and sorting box two are equipped with sorting units inside, and a braking unit is provided on the top of the base.

[0008] The braking unit includes a support bracket that is fixedly mounted on the top of the base.

[0009] The sorting unit includes a guide plate fixedly installed at the bottom of the inside of sorting box one and sorting box two.

[0010] A further improvement of this utility model is that: a limiting sleeve is fixedly installed at both ends of the top of the support bracket, and a reciprocating rod is movably inserted into the inside of the limiting sleeve. The two ends of the reciprocating rod extend into the inside of the right side shell of sorting box one and the left side shell of sorting box two, respectively. The limiting sleeve can limit the reciprocating rod when it moves left and right, ensuring its linear movement.

[0011] A further improvement of this utility model is that: a motor is fixedly installed at the bottom end of the support bracket, a drive rod is fixedly installed on the output end of the motor, and a cam is fixedly sleeved on the other end of the drive rod.

[0012] A further improvement of this utility model is that brake blocks are provided on both sides of the cam, and the top of the brake blocks is fixedly installed on the bottom of the reciprocating rod.

[0013] A further improvement of the present invention is that: a slide rod is fixedly installed on both sides of the inner side of the sorting box one and the sorting box two; a bearing frame is slidably sleeved on the outer surface of the slide rod; and a return spring is movably sleeved on the outer surface of the slide rod outside the bearing frame. The function of the return spring is to return the brake block and the reciprocating rod to their original positions when the cam does not push the brake block.

[0014] A further improvement of this utility model is that the sorting unit includes a sorting mesh frame one that is movably engaged inside the carrying frame, and a sorting mesh frame two that is movably inserted into the bottom end of the sorting mesh frame one. The mesh diameters of the two sets of mesh frames are different, which facilitates the sorting of plastic particles of different sizes.

[0015] A further improvement of this utility model is that: locking plates are rotatably installed on both sides of the front of the sorting frame one, and the locking plates rotatably abut against the front of the sorting frame two.

[0016] Due to the adoption of the above technical solution, the technological progress achieved by this utility model compared to the prior art is as follows:

[0017] 1. This utility model provides a sorting device for recycled plastic processing. By setting up a sorting frame one and a sorting frame two, the sorting frame one is used to sort plastic particles. Smaller plastic particles flow into the interior of the sorting frame two along the mesh. The mesh diameter of the sorting frame two is smaller than that of the sorting frame one. This method facilitates multiple sorting of plastic particles of different sizes and promotes sorting efficiency.

[0018] 2. This utility model provides a sorting device for recycled plastic processing. By setting a motor to drive a drive rod to drive a cam to rotate at a constant speed, when the cam rotates, the protruding part pushes the brake block. The movement of the brake block drives the reciprocating rod to push the bearing frame, which in turn drives the two sorting mesh frames to move. The return spring contracts when pushed, and the two brake blocks are pushed in turn, causing the reciprocating rod to move left and right, thereby continuously pushing the mesh frames in the sorting box, speeding up the sorting speed. At the same time, the shaking of the mesh frames can prevent the mesh from clogging, thus improving work efficiency. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0020] Figure 2 This is a schematic cross-sectional view of the sorting box of this utility model;

[0021] Figure 3 This is a schematic diagram of the sorting frame one and sorting frame two of this utility model;

[0022] Figure 4 This is a schematic diagram of the reciprocating rod structure of this utility model;

[0023] Figure 5 For the present utility model Figure 2 Enlarged structural diagram at point A.

[0024] In the diagram: 1. Sorting box one; 11. Guide plate; 12. Sliding rod; 13. Bearing frame; 14. Sorting mesh frame one; 15. Sorting mesh frame two; 16. Locking plate; 17. Return spring; 2. Sorting box two; 3. Discharge port; 4. Base; 41. Support bracket; 42. Limit sleeve; 43. Reciprocating rod; 44. Motor; 45. Drive rod; 46. Cam; 47. Brake block. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] Example 1

[0027] like Figure 1-5 As shown, this utility model provides a sorting device for recycled plastic processing, including a sorting box 1, a sorting box 2 on the right side of the sorting box 1, a discharge port 3 fixedly installed at the bottom front side of both the sorting box 1 and the sorting box 2, a base 4 fixedly installed between the sorting box 1 and the sorting box 2, a sorting unit installed inside both the sorting box 1 and the sorting box 2, a braking unit installed on the top of the base 4, a guide plate 11 fixedly installed on the bottom inside the sorting box 1 and the sorting box 2, a sorting mesh frame 14 movably engaged inside the carrying frame 13, a sorting mesh frame 2 15 movably inserted into the bottom of the sorting mesh frame 14, and locking plates 16 rotatably installed on both sides of the front of the sorting mesh frame 14, the locking plates 16 rotatably abutting against the front side of the sorting mesh frame 2 15.

[0028] Furthermore, by placing the recycled plastic granules to be sorted inside the sorting frame 14, the sorting frame 14 is used to sort them. Smaller plastic granules flow along the mesh into the sorting frame 2 15. The mesh diameter of the sorting frame 2 15 is smaller than that of the sorting frame 14, which facilitates multiple sorting of plastic granules of different sizes.

[0029] Example 2

[0030] like Figure 1-5 As shown, based on Embodiment 1, this utility model provides a technical solution: Preferably, the braking unit includes a support bracket 41 fixedly installed on the top of the base 4. Limit sleeves 42 are fixedly installed at both ends of the top of the support bracket 41. A reciprocating rod 43 is movably inserted into the inside of the limit sleeve 42. The two ends of the reciprocating rod 43 extend into the inside of the right shell of sorting box 1 and the left shell of sorting box 2, respectively. A motor 44 is fixedly installed at the bottom of the support bracket 41. A drive rod 45 is fixedly installed on the output end of the motor 44. A cam 46 is fixedly sleeved on the other end of the drive rod 45. Braking blocks 47 are provided on both sides of the cam 46. The top of the braking block 47 is fixedly installed on the bottom of the reciprocating rod 43. Slide rods 12 are fixedly installed on both sides inside the sorting box 1 and sorting box 2. A bearing frame 13 is slidably sleeved on the outer surface of the slide rod 12. A return spring 17 is movably sleeved on the outer surface of the slide rod 12 outside the bearing frame 13.

[0031] Furthermore, the motor 44 drives the drive rod 45 to drive the cam 46 to rotate at a constant speed. When the cam 46 rotates, the protruding part pushes the brake block 47. The movement of the brake block 47 drives the reciprocating rod 43 to push the carrier frame 13, which in turn drives the two sorting frames to move. The return spring 17 contracts when pushed, and the two brake blocks 47 are pushed in turn, causing the reciprocating rod 43 to move left and right, thereby continuously pushing the frames in the sorting box and speeding up the sorting speed.

[0032] The working principle of this sorting equipment used for recycled plastic processing will be explained in detail below.

[0033] like Figure 1-5As shown, in use, the recycled plastic granules to be sorted are placed inside the sorting frame 14, and sorted by the sorting frame 14. Smaller plastic granules flow into the sorting frame 2 15 along the mesh. The mesh diameter of the sorting frame 2 15 is smaller than that of the sorting frame 14, which facilitates multiple sorting of plastic granules of different sizes. Then, the motor 44 drives the drive rod 45 to drive the cam 46 to rotate at a constant speed. When the cam 46 rotates, the protrusion pushes the brake block 47. The movement of the brake block 47 drives the reciprocating rod 43 to push the carrier frame 13, which in turn drives the two sorting frames to move. The return spring 17 contracts when pushed, and the two brake blocks 47 are pushed alternately, causing the reciprocating rod 43 to move left and right, thereby continuously pushing the frames in the sorting box and speeding up the sorting speed.

[0034] The present invention has been described in detail above. However, modifications or improvements can be made to it, which will be obvious to those skilled in the art. Therefore, any modifications or improvements that do not depart from the spirit of the present invention are within the protection scope of the present invention.

Claims

1. A sorting plant for the processing of recycled plastics, comprising a first sorting bin (1), characterized in that: The right side of the sorting box one (1) is provided with a sorting box two (2), the front side bottom end of the sorting box one (1) and the sorting box two (2) is fixedly installed with a discharge port (3), the sorting box one (1) and the sorting box two (2) are fixedly installed with a base (4) between them; The inside of the sorting box one (1) and the sorting box two (2) is provided with a sorting unit, the top of the base (4) is provided with a brake unit; The brake unit includes a support bracket (41) fixedly installed on the top of the base (4); The sorting unit includes a guide plate (11) fixedly installed on the inside bottom end of the sorting box one (1) and the sorting box two (2).

2. A sorting apparatus for recycling plastic processing according to claim 1, characterized in that: The top of the support bracket (41) is fixedly installed with a limiting sleeve (42) at both ends, the inside of the limiting sleeve (42) is movably inserted with a reciprocating rod (43), both ends of the reciprocating rod (43) extend in the inside of the right side shell of the sorting box one (1) and the inside of the left side shell of the sorting box two (2) respectively.

3. A sorting apparatus for recycling plastic processing according to claim 1, characterized in that: The bottom end of the support bracket (41) is fixedly installed with a motor (44), the output end of the motor (44) is fixedly installed with a driving rod (45), the other end of the driving rod (45) is fixedly sleeved with a cam (46).

4. A sorting apparatus for recycling plastic processing according to claim 3, characterized in that: The two sides of the cam (46) are provided with a brake block (47), the top of the brake block (47) is fixedly installed on the bottom of the reciprocating rod (43).

5. A sorting apparatus for recycling plastic processing according to claim 1, characterized in that: The inside of the sorting box one (1) and the sorting box two (2) is fixedly installed with a sliding rod (12) on both sides, the outer surface of the sliding rod (12) is slidably sleeved with a bearing frame (13), the outer surface of the sliding rod (12) is movably sleeved with a return spring (17) on the outside of the bearing frame (13).

6. A sorting apparatus for recycling plastic processing according to claim 1, characterized in that: The sorting unit includes a sorting net frame one (14) movably clamped in the inside of the bearing frame (13), the bottom end of the sorting net frame one (14) is movably inserted with a sorting net frame two (15).

7. A sorting apparatus for recycling plastic processing according to claim 6, characterized in that: The front side of the sorting net frame two (15) is rotatably installed with a locking plate (16) on both sides of the front side of the sorting net frame one (14), the locking plate (16) is rotatably contacted on the front side of the sorting net frame two (15).