Plastic filtering and extruding equipment

Abstract

The utility model relates to the technical field of plastic extruding equipment, and discloses plastic filtering and extruding equipment which comprises a bottom plate, the top end of the bottom plate is fixedly connected with a filtering box, the front end of the filtering box is fixedly connected with a protection box, and the top end of the protection box is fixedly connected with a first motor. The driving end of the first motor penetrates through the protection box and is fixedly connected with a rotating rod, the rotating rod is connected with a plurality of rotating shafts through gear assemblies, cams are fixedly connected to the two sides of the outer wall of each rotating shaft, fixing blocks are arranged at the top ends of the cams, and sliding rods are slidably connected to the inner walls of the fixing blocks. The bottom ends of the sliding rods are fixedly connected with fixing plates. According to the utility model, the rotating shaft, the cam, the fixed block, the sliding rod, the fixed plate, the spring, the rotating frame and the filter screen are matched, so that impurities and particulate matters can be effectively filtered, the filtering efficiency in the extrusion process is improved, and the product quality is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic extrusion equipment, in particular to a plastic filtering extrusion equipment. Background Art

[0002] Plastic extrusion equipment is a key equipment used to produce plastic products, usually including extruders, molds and cooling systems. The extruder processes plastic raw materials into products of the desired shape through heating and pressure. Plastic extrusion equipment is usually used to produce plastic products such as pipes, plates, profiles, films, etc., and is widely used in construction, packaging, automobiles, furniture and other industries.

[0003] After searching, a plastic product precision extrusion molding equipment with announcement number CN219044109U belongs to the technical field of plastic product production, which includes a support table, the bottom of the support table is fixedly connected with a support leg, the top of the support table is fixedly connected with a delivery pipe, one side of the delivery pipe is fixedly connected with a waste discharge mechanism, the top of one side of the support table is provided with an extrusion mechanism, and the top of the delivery pipe is fixedly connected with a screening box; the utility model can better screen the incoming raw materials of the plastic product precision extrusion molding equipment through the support table, support legs, delivery pipe, screening box, feeding funnel, No. 1 filter screen, No. 2 filter screen, waste discharge mechanism, extrusion pipe and valve, thereby avoiding the problem that the traditional plastic product precision extrusion molding equipment cannot screen the incoming raw materials, thereby bringing inconvenience to the use of the plastic product precision extrusion molding equipment;

[0004] Based on the above patent, the existing precision extrusion molding equipment for plastic products mentioned in its background technology cannot screen the raw materials when adding materials, which leads to the problem that impurities in the raw materials are difficult to remove, resulting in the existence of defective raw materials during extrusion, thus causing inconvenience in the use of precision extrusion molding equipment for plastic products. In this regard, in response to this technical problem, the present application proposes a plastic filtering extrusion equipment. Utility Model Content

[0005] In order to solve the problem in the prior art that the raw materials cannot be screened when adding, which makes it difficult to remove impurities in the raw materials, resulting in defective raw materials when extruded, thereby bringing inconvenience to the use of precision extrusion molding equipment for plastic products, the present application provides a plastic filtering extrusion equipment, which can effectively filter impurities and particulate matter by setting a rotating shaft, a cam, a fixed block, a sliding rod, a fixed plate, a spring, a rotating frame and a filter screen to cooperate with each other, thereby improving the filtration efficiency during the extrusion process and ensuring product quality.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A plastic filtering and extrusion device comprises a base plate, a filter box is fixedly connected to the top of the base plate, a protection box is fixedly connected to the front end of the filter box, a first motor is fixedly connected to the top of the protection box, a driving end of the first motor passes through the protection box and is fixedly connected to a rotating rod, the rotating rod is connected to a plurality of rotating shafts through a gear assembly, cams are fixedly connected to both sides of the outer wall of the rotating shaft, a fixed block is provided at the top of the cam, a sliding rod is slidably connected to the inner wall of the fixed block, a fixed plate is fixedly connected to the bottom end of the sliding rod, a spring is provided between the fixed block and the inner wall of the fixed plate, a rotating frame is provided at the top of the sliding rod, a filter is fixedly connected to the inner wall of the rotating frame, and an extrusion assembly is provided at the top of the base plate.

[0008] As a further improvement of the utility model, the extrusion assembly includes an extrusion barrel fixedly connected to the top of the base plate, the right end of the extrusion barrel is fixedly connected to a second motor, the driving end of the second motor passes through the extrusion barrel and is fixedly connected to a conveying auger, the right end of the extrusion barrel is fixedly connected to an extrusion head, the front end of the extrusion barrel is fixedly connected to a conveying pipe, the front end of the conveying pipe is fixedly connected to a mold temperature controller, the bottom end of the filter box is fixedly connected to the top of the extrusion barrel, the bottom end of the mold temperature controller is fixedly connected to the top of the base plate, and the inner wall of the extrusion head is provided with a cooling assembly.

[0009] As a further improvement of the utility model, the cooling assembly includes a cooling pipe fixedly connected to the inner wall of the extrusion head, a water pump is fixedly connected to the right side of the front end of the cooling pipe, the left end of the water pump is fixedly connected to a water tank through a pipe, the left end of the water tank is fixedly connected to a cooling box through a pipe, the bottom end of the water tank is fixedly connected to the top of the base plate, and the bottom end of the cooling box is fixedly connected to the top of the base plate.

[0010] As a further improvement of the present invention, the gear assembly includes first bevel gears located on both sides of the outer wall of the rotating rod and a second bevel gear located at the right end of the rotating shaft, and the first bevel gear is meshed with the second bevel gear.

[0011] As a further improvement of the utility model, one end of the spring is connected to the fixed plate, the other end of the spring is connected to the fixed block, and the opposite end of the fixed block is fixedly connected to the inner wall of the filter box.

[0012] As a further improvement of the utility model, the right end of the rotating frame is rotatably connected to the inner wall of the filter box, and the bottom end of the rotating rod is rotatably connected to the inner wall of the protection box.

[0013] As a further improvement of the utility model, a connection box is fixedly connected to the right end of the filter box, a storage box is slidably connected to the inner wall of the connection box, and a feed inlet is fixedly connected to the top of the filter box.

[0014] As a further improvement of the utility model, the rear end of the cooling box is fixedly connected to the front end of the cooling pipe, and the top end of the water tank is fixedly connected with a water inlet.

[0015] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0016] 1. In the utility model, by arranging the cooperation between the rotating shaft, cam, fixed block, slide rod, fixed plate, spring, rotating frame and filter screen, impurities and particulate matter can be effectively filtered, the filtering efficiency in the extrusion process is improved, and the product quality is guaranteed.

[0017] 2. In the utility model, by arranging the water tank, the water pump, the cooling box and the cooling pipe to cooperate with each other, the temperature of the extrusion head can be controlled to ensure that the extruded product maintains a stable temperature during the production process, avoiding defects such as product deformation and bubbles caused by high temperature. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is an axonometric diagram of a plastic filtering and extruding device proposed by the utility model;

[0019] Figure 2 This is a diagram showing the internal structure of a filter box of a plastic filtering and extruding device proposed by the utility model;

[0020] Figure 3 This is a cam structure diagram of a plastic filtering and extruding device proposed by the utility model;

[0021] Figure 4 This is a diagram of the internal structure of a connection box of a plastic filtering and extruding device proposed by the utility model;

[0022] Figure 5 This is a structural diagram of a cooling pipe of a plastic filtering and extruding device proposed by the utility model;

[0023] Figure 6 This is a diagram showing the internal structure of an extrusion barrel of a plastic filtering extrusion device proposed by the utility model.

[0024] Legend:

[0025] 1. Bottom plate; 2. Filter box; 3. Protection box; 4. First motor; 5. Rotating rod; 6. First bevel gear; 7. Second bevel gear; 8. Rotating shaft; 9. Cam; 10. Fixed block; 11. Sliding rod; 12. Fixed plate; 13. Spring; 14. Rotating frame; 15. Filter; 16. Connecting box; 17. Storage box; 18. Extrusion barrel; 19. Second motor; 20. Conveying auger; 21. Extrusion head; 22. Water tank; 23. Water pump; 24. Cooling box; 25. Cooling pipe; 26. Mold temperature controller; 27. Conveying pipe; 28. Feed inlet. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments.

[0027] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for protection, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present application.

[0028] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0029] In the description of this application, it should be noted that if the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the product of the application is usually placed when in use. It is only for the convenience of describing this application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on this application. In addition, if the terms "first", "second", etc. appear in the description of this application, they are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0030] In addition, if the terms "horizontal" or "vertical" appear in the description of this application, it does not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0031] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0032] Embodiment 1: A plastic filtering and extruding device comprises a bottom plate 1, a filter box 2 is fixedly connected to the top of the bottom plate 1, a protection box 3 is fixedly connected to the front end of the filter box 2, a first motor 4 is fixedly connected to the top of the protection box 3, a driving end of the first motor 4 passes through the protection box 3 and is fixedly connected to a rotating rod 5, a plurality of rotating shafts 8 are connected to the rotating rod 5, cams 9 are fixedly connected to both sides of the outer wall of the rotating shaft 8, a fixed block 10 is arranged at the top of the cam 9, a sliding rod 11 is slidably connected to the inner wall of the fixed block 10, a fixed plate 12 is fixedly connected to the bottom end of the sliding rod 11, a spring 13 is arranged between the fixed block 10 and the inner wall of the fixed plate 12, a rotating frame 14 is arranged at the top of the sliding rod 11, and the rotating frame The inner wall of 14 is fixedly connected with a filter screen 15, wherein the first bevel gear 6 located on both sides of the outer wall of the rotating rod 5 and the second bevel gear 7 located at the right end of the rotating shaft 8, the first bevel gear 6 and the second bevel gear 7 are meshed and connected, one end of the spring 13 is connected to the fixed plate 12, and the other end of the spring 13 is connected to the fixed block 10, the opposite end of the fixed block 10 is fixedly connected to the inner wall of the filter box 2, the right end of the rotating frame 14 is rotatably connected to the inner wall of the filter box 2, the bottom end of the rotating rod 5 is rotatably connected to the inner wall of the protection box 3, the right end of the filter box 2 is fixedly connected with a connecting box 16, the inner wall of the connecting box 16 is slidably connected with a storage box 17, and the top of the filter box 2 is fixedly connected with a feed port 28.

[0033] Specifically, when the material needs to be filtered, it is first placed into the filter box 2 from the feed port 28. At this time, the first motor 4 is started to rotate its driving end, which drives the rotating rod 5 to rotate. When the rotating rod 5 rotates, it drives the first bevel gear 6 to rotate. When the first bevel gear 6 rotates, it drives the second bevel gear 7 to rotate. When the second bevel gear 7 rotates, it drives the rotating shaft 8 to rotate. When the rotating shaft 8 rotates, it drives the cam 9 to rotate. When the cam 9 rotates to the convex surface, it drives the fixed plate 12 to move. When the fixed plate 12 rotates, When moving, the slide bar 11 is driven to move, and when the slide bar 11 moves, the rotating frame 14 is driven to move, and when the rotating frame 14 moves, the filter screen 15 is driven to shake, and the filter screen 15 will separate the large particles or block materials that are not completely plasticized. When the cam 9 rotates to the normal side, the spring 13 will bounce the fixed plate 12, and when the fixed plate 12 is bounced, the slide bar 11 is driven to move, and when the slide bar 11 moves, the rotating frame 14 will be lowered, so that impurities and particulate matter can be effectively filtered, the filtering efficiency in the extrusion process is improved, and the product quality is guaranteed.

[0034] Among them, a cooling pipe 25 is fixedly connected to the inner wall of the extruder head 21, a water pump 23 is fixedly connected to the right side of the front end of the cooling pipe 25, the left end of the water pump 23 is fixedly connected to the water tank 22 through a pipeline, the left end of the water tank 22 is fixedly connected to the cooling box 24 through a pipeline, the bottom end of the water tank 22 is fixedly connected to the top of the bottom plate 1, the bottom end of the cooling box 24 is fixedly connected to the top of the bottom plate 1, the rear end of the cooling box 24 is fixedly connected to the front end of the cooling pipe 25, and the top of the water tank 22 is fixedly connected to a water inlet.

[0035] Specifically, when the molding material needs to be cooled, water is fed into the water tank 22 from the water injection port, the cooling box 24 sucks the water in the water tank 22 through the pipe and then cools it inside, and the cooled water is fed into the cooling pipe 25, the cooling pipe 25 cools the inside of the extruder head 21, and when the water in the cooling pipe 25 is no longer cooled, the water pump 23 is started to suck out the water in the cooling pipe 25, the water pump 23 feeds the water into the water tank 22 through the pipe, and then circulates it, thereby controlling the temperature of the extruder head 21, ensuring that the extruded product maintains a stable temperature during the production process, and avoiding defects such as product deformation and bubbles caused by high temperature.

[0036] Embodiment 2: As one of the optimized structural designs of Embodiment 1, Figure 1 - Figure 6 As shown, an extrusion barrel 18 is fixedly connected to the top of the base plate 1, a second motor 19 is fixedly connected to the right end of the extrusion barrel 18, a driving end of the second motor 19 passes through the extrusion barrel 18 and is fixedly connected to a conveying auger 20, an extrusion head 21 is fixedly connected to the right end of the extrusion barrel 18, a conveying pipe 27 is fixedly connected to the front end of the extrusion barrel 18, a mold temperature controller 26 is fixedly connected to the front end of the conveying pipe 27, the bottom end of the filter box 2 is fixedly connected to the top of the extrusion barrel 18, and the bottom end of the mold temperature controller 26 is fixedly connected to the top of the base plate 1.

[0037] Specifically, the separated materials will fall from the filter box 2 and the through slot of the connecting box 16 into the storage box 17 for collection and then re-enter the mixing process. The screened materials will fall into the extrusion barrel 18. At this time, the mold temperature controller 26 is turned on to generate heat. The heat generated by the mold temperature controller 26 will be transferred to the inside of the extrusion barrel 18 by the conveying pipe 27, and then the second motor 19 is started to drive the conveying auger 20 to rotate at its driving end. When the conveying auger 20 rotates, the material is driven to the extrusion head 21 for molding.

[0038] Working principle: when the material needs to be filtered, it is first placed into the filter box 2 from the feed port 28, and then the first motor 4 is started to rotate its driving end, which drives the rotating rod 5 to rotate, and when the rotating rod 5 rotates, it drives the first bevel gear 6 to rotate, and when the first bevel gear 6 rotates, it drives the second bevel gear 7 to rotate, and when the second bevel gear 7 rotates, it drives the rotating shaft 8 to rotate, and when the rotating shaft 8 rotates, it drives the cam 9 to rotate, and when the cam 9 rotates to the convex surface, it drives the fixed plate 12 to move, and when the fixed plate 12 moves The slide bar 11 is driven to move, and when the slide bar 11 moves, the rotating frame 14 is driven to move, and when the rotating frame 14 moves, the filter screen 15 is driven to shake, and the filter screen 15 will separate the large particles or block materials that are not completely plasticized. When the cam 9 rotates to the normal side, the spring 13 will bounce the fixed plate 12, and when the fixed plate 12 is bounced, the slide bar 11 is driven to move, and when the slide bar 11 moves, the rotating frame 14 will be lowered, so that impurities and particulate matter can be effectively filtered, the filtering efficiency in the extrusion process is improved, the product quality is guaranteed, and the separated materials The material will fall from the filter box 2 and the slot of the connection box 16 into the storage box 17 for collection and then re-enter the mixing process. The screened material will fall into the extrusion barrel 18. At this time, the mold temperature controller 26 is turned on to generate heat. The heat generated by the mold temperature controller 26 will be transferred to the inside of the extrusion barrel 18 by the conveying pipe 27. Then the second motor 19 is started to drive the conveying auger 20 to rotate at its driving end. When the conveying auger 20 rotates, the material is driven to the extrusion head 21 for molding. When the molded material needs to be cooled, water is sent into the water tank from the water injection port. 22, the cooling box 24 sucks the water in the water tank 22 through the pipeline and then cools it inside. The cooled water will be sent to the cooling pipe 25, and the cooling pipe 25 will cool the inside of the extruder head 21. When the water in the cooling pipe 25 is no longer cooled, the water pump 23 is started to suck the water in the cooling pipe 25. The water pump 23 will send the water into the water tank 22 through the pipeline, and then circulate it, so as to control the temperature of the extruder head 21, ensure that the extruded product maintains a stable temperature during the production process, and avoid defects such as product deformation and bubbles caused by high temperature.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A plastic filtering and extrusion device, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to a filter box (2), the front end of the filter box (2) is fixedly connected to a protection box (3), the top of the protection box (3) is fixedly connected to a first motor (4), the driving end of the first motor (4) passes through the protection box (3) and is fixedly connected to a rotating rod (5), the rotating rod (5) is connected to a plurality of rotating shafts (8) via a gear assembly, both sides of the outer wall of the rotating shaft (8) are fixedly connected to cams (9), the top of the cam (9) A fixed block (10) is provided at each end, the inner wall of the fixed block (10) is slidably connected to a slide rod (11), the bottom end of the slide rod (11) is fixedly connected to a fixed plate (12), a spring (13) is provided between the inner wall of the fixed block (10) and the fixed plate (12), a rotating frame (14) is provided at the top end of the slide rod (11), a filter screen (15) is fixedly connected to the inner wall of the rotating frame (14), and an extrusion component is provided at the top end of the bottom plate (1).

2. A plastic filtration extrusion device according to claim 1, characterized in that: The extrusion assembly comprises an extrusion barrel (18) fixedly connected to the top of the bottom plate (1), the right end of the extrusion barrel (18) is fixedly connected to a second motor (19), the driving end of the second motor (19) passes through the extrusion barrel (18) and is fixedly connected to a conveying auger (20), the right end of the extrusion barrel (18) is fixedly connected to an extrusion head (21), the front end of the extrusion barrel (18) is fixedly connected to a conveying pipe (27), the front end of the conveying pipe (27) is fixedly connected to a mold temperature controller (26), the bottom end of the filter box (2) is fixedly connected to the top of the extrusion barrel (18), the bottom end of the mold temperature controller (26) is fixedly connected to the top of the bottom plate (1), and the inner wall of the extrusion head (21) is provided with a cooling assembly.

3. A plastic filtration extrusion device according to claim 2, characterized in that: The cooling assembly comprises a cooling pipe (25) fixedly connected to the inner wall of the extruder head (21); a water pump (23) is fixedly connected to the right side of the front end of the cooling pipe (25); the left end of the water pump (23) is fixedly connected to a water tank (22) via a pipeline; the left end of the water tank (22) is fixedly connected to a cooling box (24) via a pipeline; the bottom end of the water tank (22) is fixedly connected to the top of the bottom plate (1); and the bottom end of the cooling box (24) is fixedly connected to the top of the bottom plate (1).

4. A plastic filtration extrusion device according to claim 1, characterized in that: The gear assembly comprises a first bevel gear (6) located on both sides of the outer wall of the rotating rod (5) and a second bevel gear (7) located at the right end of the rotating shaft (8), and the first bevel gear (6) and the second bevel gear (7) are meshedly connected.

5. A plastic filtration extrusion device according to claim 1, characterized in that: One end of the spring (13) is connected to the fixed plate (12), and the other end of the spring (13) is connected to the fixed block (10). The opposite end of the fixed block (10) is fixedly connected to the inner wall of the filter box (2).

6. A plastic filtration extrusion device according to claim 1, characterized in that: The right end of the rotating frame (14) is rotatably connected to the inner wall of the filter box (2), and the bottom end of the rotating rod (5) is rotatably connected to the inner wall of the protection box (3).

7. A plastic filtration extrusion device according to claim 1, characterized in that: The right end of the filter box (2) is fixedly connected to a connection box (16), the inner wall of the connection box (16) is slidably connected to a storage box (17), and the top end of the filter box (2) is fixedly connected to a feed inlet (28).

8. A plastic filtration extrusion device according to claim 3, characterized in that: The rear end of the cooling box (24) is fixedly connected to the front end of the cooling pipe (25), and the top end of the water box (22) is fixedly connected to a water injection port.

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