Screening device for high polymer material production

Abstract

The utility model discloses a screening device for high polymer material production, which comprises a screening box, an upper box body and screening components, the upper box body is fixedly arranged above the screening box, the screening components are movably arranged in the screening box and the upper box body, and multi-stage screening treatment is carried out through the screening components in the two box bodies. And the screening assembly comprises a rotating rod, a shifting plate, a first screening net, a telescopic air cylinder, a screening plate and a second screening net, the rotating rod is rotationally installed in the upper box body, and the shifting plate is fixedly installed on the surface of the rotating rod. High polymer materials are guided into the screening box to be screened for multiple times, the high polymer materials can be classified according to the diameters of screening meshes of the screening net, screening is more sufficient, the cleaning roller is driven by the screening plate to rotate, the inner wall of the upper box body can be cleaned, and the screening efficiency is improved. And it is guaranteed that the upper box body can effectively screen high polymer materials for a long time, and internal cleaning work is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of polymer material equipment, in particular to a screening device for polymer material production. Background Art

[0002] High molecular materials are also called polymer materials. They are a type of material that is based on high molecular compounds and is supplemented with other additives. High molecular compounds are forms of life, and all living things can be considered as a collection of high molecular compounds. At the same time, plastics are made of synthetic resins or chemically modified natural high molecular compounds as the main components, and then fillers, plasticizers and other additives are added. When plastics are granulated, screening devices are used to screen them. In the production process of high molecular materials, screening is a key link. It is used to separate particles of different sizes to ensure the quality and performance of the product.

[0003] In the existing document 202222650110.5, only one-stage screening can be performed and multiple screening processes cannot be performed. Moreover, the grinding work after the screening is completed needs to be transferred to other equipment. In addition, general screening devices have problems such as easy clogging and difficulty in cleaning. These problems will affect the screening effect and production efficiency. Therefore, the utility model proposes a screening device for polymer material production to solve the problems existing in the prior art. Utility Model Content

[0004] In view of the above problems, the purpose of the utility model is to propose a screening device for polymer material production, which can classify the polymer material according to the diameter of the sieve holes of the screening mesh by introducing the polymer material into a screening box for multiple screening, so that the screening is more complete, and the cleaning roller is driven to rotate by the sieve plate to clean the inner wall of the upper box body, thereby ensuring that the upper box body can effectively screen the polymer material for a long time and ensure the internal cleaning work.

[0005] To achieve the purpose of the utility model, the utility model is implemented through the following technical solutions: a screening device for polymer material production, comprising a screening box, an upper box body and a screening assembly, the upper box body is fixedly installed above the screening box, the screening box and the upper box body are movably installed with the screening assembly, multi-stage screening processing is performed through the screening assemblies inside the two groups of boxes, which is convenient for multiple screening and use of materials, the screening assembly comprises a rotating rod, a toggle plate, a first screening net, a telescopic cylinder, a screen plate and a second screening net, the upper box body is rotatably installed with a rotating rod, the surface of the rotating rod is fixedly installed with a toggle plate, the upper box body is fixedly installed with the first screening net, the toggle plate is rotatably installed on the top of the first screening net, the one side of the screening box is fixedly installed with a telescopic cylinder, the screening box is movably installed with a screen plate, the output end of the telescopic cylinder is connected to the screen plate, and the second screen plate is installed inside the screen plate.

[0006] A further improvement is that a rotating motor is fixedly installed on the top of the upper box body, and a telescopic rod is fixedly installed on one side of the screen plate.

[0007] A further improvement is that grinding rollers are rotatably installed on both sides of the screening box, grinding motors are fixedly installed on both sides of the screening box, the output end of the grinding motor is connected to a belt, the other side of the belt is connected to the grinding roller, and the grinding roller is arranged directly below the second screening net.

[0008] A further improvement is that a fixing seat is fixed on one side of the toggle plate, a cleaning roller is rotatably mounted on the inner side of the fixing seat, a cleaning brush is fixedly mounted on the surface of the cleaning roller, and the cleaning roller is rotatably mounted on the inner wall of the upper box body.

[0009] A further improvement is that a cleaning box is fixedly installed on one side of the screening box, a dust pump is fixedly installed on one side inside the screening box, the output end of the dust pump is connected to the dust suction port, and the cleaning box and the dust pump are connected to each other.

[0010] A further improvement is that a material guide plate is fixedly installed below the screen plate, a material discharge port is opened at the bottom of the screening box, and a collection box is fixedly installed at the bottom of the screening box.

[0011] A further improvement is that a feed port is provided on the top of the upper box body.

[0012] The beneficial effects of the utility model are as follows: the utility model can classify the polymer materials according to the diameter of the sieve holes of the screening mesh by introducing the polymer materials into the screening box for multiple screenings, so that the screening is more sufficient; the cleaning roller is driven by the sieve plate to rotate, and the inner wall of the upper box body can be cleaned, so as to ensure that the upper box body can effectively screen the polymer materials for a long time and ensure the internal cleaning work; after cleaning, the inner dust suction pump is driven to drive the dust suction port to introduce the dust into the cleaning box, so as to further improve the cleanliness of the inside of the box body; the effective dust removal treatment reduces the dust generated during the screening process, improves the internal environment, avoids the mixing of dust and materials, and improves the screening quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0014] Figure 1 It is a front cross-sectional view of the utility model;

[0015] Figure 2 It is a schematic diagram of the cleaning roller of the utility model.

[0016] Among them: 1. Screening box; 2. Upper box body; 3. Rotating rod; 4. Toggle plate; 5. First screening net; 6. Telescopic cylinder; 7. Screen plate; 8. Second screening net; 9. Rotating motor; 10. Telescopic rod; 11. Grinding roller; 12. Grinding motor; 13. Belt; 14. Fixed seat; 15. Cleaning roller; 16. Cleaning brush; 17. Cleaning box; 18. Dust pump; 19. Dust suction port; 20. Guide plate; 21. Discharge port; 22. Collection box; 23. Feed port. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the practical embodiment to clearly and completely describe the technical solution in the practical embodiment. Obviously, the described embodiment is only a part of the embodiment of the practical, not all of the embodiments. Based on the embodiment in the practical, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this practical.

[0018] In the description of this utility model, it should be noted that, unless otherwise clearly specified and limited, the terms installation, connection and connection should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] according to Figure 1 , Figure 2 As shown, the present embodiment provides a screening device for polymer material production, including a screening box 1, an upper box body 2 and a screening assembly. The upper box body 2 is fixedly installed on the top of the screening box 1, and the screening assembly is movably installed inside the screening box 1 and the upper box body 2. Multi-stage screening processing is performed by the screening assemblies inside the two groups of boxes, which is convenient for multiple screening of materials. The screening assembly includes a rotating rod 3, a toggle plate 4, a first screening net 5, a telescopic cylinder 6, a screen plate 7 and a second screening net 8. By introducing the polymer material into the upper box body 2, the rotating rod 3 is rotatably installed inside the upper box body 2, the toggle plate 4 is fixedly installed on the surface of the rotating rod 3, the first screening net 5 is fixedly installed inside the upper box body 2, and the toggle plate 4 is fixedly installed on the surface of the rotating rod 3. The plate 4 is rotatably installed on the top of the first screening net 5, and the driving rod 3 is rotated to drive the toggle plate 4 to rotate to perform toggle screening on the polymer material on the first screening net 5. A telescopic cylinder 6 is fixedly installed on one side of the screening box 1, and a sieve plate 7 is movably installed inside the screening box 1. The output end of the telescopic cylinder 6 is connected to the sieve plate 7, and the telescopic cylinder 6 is driven to drive the sieve plate 7 to move left and right. A second screening plate 8 is installed inside the sieve plate 7. The material dropped from the first screening net 5 is introduced into the interior of the sieve plate 7, and the second screening net 8 is used to perform secondary screening on the material. The aperture of the second screening net 8 is smaller than that of the first screening net 5. Multiple screening processes are convenient for screening materials of different sizes for production and processing.

[0020] A rotating motor 9 is fixedly installed on the top of the upper box body 2, and the motor model is Y90S-2. A telescopic rod 10 is fixedly installed on one side of the sieve plate 7. The rotating motor 9 drives the rotating rod 3 to rotate, and the sieve plate 7 moves back and forth through the telescopic rod 10, which is convenient for back and forth screening.

[0021] Grinding rollers 11 are rotatably installed on both sides of the screening box 1, and grinding motors 12 are fixedly installed on both sides of the screening box 1. The output end of the grinding motor 12 is connected to a belt 13. The belt 13 is driven to rotate by driving the grinding motor 12. The other side of the belt 13 is connected to the grinding roller 11. The grinding roller 11 is arranged directly below the second screening net 8. The belt 13 drives the grinding roller 11 to rotate, and the second screened material is ground for use.

[0022] A fixed seat 14 is fixed to one side of the toggle plate 4, and a cleaning roller 15 is rotatably installed on the inner side of the fixed seat 14. The fixed seat 14 is driven to rotate when the toggle plate 4 is driven to rotate. A cleaning brush 16 is fixedly installed on the surface of the cleaning roller 15. The cleaning roller 15 is rotatably installed on the inner wall of the upper box body 2. The inner wall of the upper box body 2 is cleaned by the rotation of the cleaning roller 15 and the cleaning brush 16 to keep the interior of the upper box body 2 clean.

[0023] A cleaning box 17 is fixedly installed on one side of the screening box 1, and a dust pump 18 is fixedly installed on one side inside the screening box 1. The output end of the dust pump 18 is connected to the dust suction port 19. The dust suction port 19 is driven by the dust suction pump 18 to vacuum and clean the inside of the screening box 1. The cleaning box 17 and the dust pump 18 are connected to each other, and the dust generated by screening is introduced into the cleaning box 17 through the dust suction pump 18.

[0024] A material guide plate 20 is fixedly installed below the screen plate 7, and the material is guided to the next processing step through the setting of the material guide plate 20. A discharge port 21 is opened at the bottom of the screening box 1, and a collecting box 22 is fixedly installed at the bottom of the screening box 1. The material is guided into the collecting box 22 through the discharge port 21 to facilitate the completion of the processing.

[0025] A feed inlet 23 is provided at the top of the upper box body 2 , and the material is introduced into the upper box body 2 through the feed inlet 23 .

[0026] When the screening device for polymer material production is used, multi-stage screening processing is performed through the screening components inside the two groups of boxes, which is convenient for multiple screening and use of materials. The polymer material is introduced into the upper box 2, and the rotating rod 3 is driven to rotate to drive the toggle plate 4 to rotate to perform toggle screening processing on the polymer material on the first screening net 5. The material dropped from the first screening net 5 is introduced into the inside of the screen plate 7, and the telescopic cylinder 6 is driven to drive the screen plate 7 to move left and right. The second screening net 8 is used to perform secondary screening processing on the material, and the aperture of the second screening net 8 is smaller than that of the first screening net 5. Multiple screening processing is convenient for screening materials of different sizes, which is convenient for production and processing. The rotating rod 3 is driven to rotate by the rotating motor 9, and the screen plate 7 moves back and forth through the telescopic rod 10. , which is convenient for back and forth screening. The grinding motor 12 is driven to drive the belt 13 to rotate, and the belt 13 drives the grinding roller 11 to rotate, so that the material screened for the second time is ground and processed. The fixed seat 14 is driven to rotate by driving the toggle plate 4, and the inner wall of the upper box body 2 is cleaned by the rotation of the cleaning roller 15 and the cleaning brush 16 to keep the interior of the upper box body 2 clean. The dust suction port 19 is driven by the dust suction pump 18 to vacuum and clean the interior of the screening box 1, and the dust generated by the screening is introduced into the cleaning box 17 through the dust suction pump 18. The material is introduced into the next step of processing through the setting of the guide plate 20, and the material is guided into the collection box 22 through the discharge port 21, which is convenient for completing the processing, and the material is introduced into the upper box body 2 through the feed port 23.

[0027] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A screening device for polymer material production, comprising a screening box (1), an upper box body (2) and a screening assembly, characterized in that: An upper box body (2) is fixedly mounted above the screening box (1); a screening assembly is movably mounted inside the screening box (1) and the upper box body (2); the screening assembly comprises a rotating rod (3), a toggle plate (4), a first screening net (5), a telescopic cylinder (6), a screening plate (7) and a second screening net (8); a rotating rod (3) is rotatably mounted inside the upper box body (2); a toggle plate (4) is fixedly mounted on the surface of the rotating rod (3); a first screening net (5) is fixedly mounted inside the upper box body (2); a telescopic cylinder (6) is fixedly mounted on one side of the screening box (1); a screening plate (7) is movably mounted inside the screening box (1); and a second screening net (8) is mounted inside the screening plate (7).

2. A screening device for polymer material production according to claim 1, characterized in that: A rotating motor (9) is fixedly mounted on the top of the upper box body (2), and a telescopic rod (10) is fixedly mounted on one side of the sieve plate (7).

3. A screening device for polymer material production according to claim 1, characterized in that: Grinding rollers (11) are rotatably mounted on both sides of the screening box (1), and grinding motors (12) are fixedly mounted on both sides of the screening box (1). The output end of the grinding motor (12) is connected to a belt (13), and the other side of the belt (13) is connected to the grinding roller (11). The grinding roller (11) is arranged directly below the second screening net (8).

4. A screening device for polymer material production according to claim 1, characterized in that: A fixing seat (14) is fixed on one side of the toggle plate (4); a cleaning roller (15) is rotatably mounted on the inner side of the fixing seat (14); a cleaning brush (16) is fixedly mounted on the surface of the cleaning roller (15); and the cleaning roller (15) is rotatably mounted on the inner wall of the upper box body (2).

5. A screening device for polymer material production according to claim 1, characterized in that: A cleaning box (17) is fixedly mounted on one side of the screening box (1), a dust suction pump (18) is fixedly mounted on one side inside the screening box (1), an output end of the dust suction pump (18) is connected to a dust suction port (19), and the cleaning box (17) and the dust suction pump (18) are in communication with each other.

6. A screening device for polymer material production according to claim 1, characterized in that: A material guide plate (20) is fixedly installed below the sieve plate (7), a material discharge port (21) is provided at the bottom of the screening box (1), and a collection box (22) is fixedly installed at the bottom of the screening box (1).

7. A screening device for polymer material production according to claim 1, characterized in that: A feed inlet (23) is provided on the top of the upper box body (2).

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