Improved plastic waste recovery treatment device

Abstract

The invention provides an improved plastic waste recovery treatment device, which belongs to the technical field of plastic recovery and comprises a cleaning pool, a top frame is fixedly mounted on the upper portion of the cleaning pool, side steel frames are fixedly mounted on the upper portions of the front side and the rear side, parallel to the X axis, of the cleaning pool, and a chain scraper conveyor is mounted at one end of the cleaning pool in a matched manner. A first linear motor is fixedly installed on the upper portion of the side steel frame, the first linear motor is a double-track linear motor, two tracks of the double-track linear motor are parallel to the Z axis, and a sinking net pressing assembly is installed on the top frame in a matched mode. According to the device, a rotating rod is opened in an inverted V shape, a winding motor drives a stainless steel rotating shaft to rotate, two pressing rods open a pressing net to be in a plane shape, the pressing net covers the upper portion of a cleaning pool, light plastic particles are immersed into the lower portion of the water surface, the adaptability to plastics with different densities is improved, and the pressing net and the pressing rods can be more flexibly wound and unwound.

Description

Technical Field

[0001] The invention belongs to the technical field of plastic recycling, and in particular relates to an improved plastic waste recycling and processing device. Background Art

[0002] Plastic recycling refers to the use of certain recycling processes to recycle and reuse waste plastics. Waste plastics in my country mainly include plastic films, plastic threads and woven products, plastic packaging boxes and containers, daily plastic products, plastic bags, etc. Plastic recycling usually includes steps such as plastic crushing, recycling, and reprocessing. At present, in plastic recycling, plastic recycling cleaning equipment is usually required to complete the cleaning step in the recycling process of plastic waste;

[0003] In plastic recycling, lightweight plastics that can float on the water surface and heavier plastics that can sink to the bottom are usually crushed by the crusher in the previous process, and then enter the cleaning equipment for cleaning;

[0004] Among them, a recycled plastic recycling device with application number 202420225781.3 includes a plastic debris cleaning pool and a feeding conveyor belt, wherein the inner wall of the plastic debris cleaning pool is fixedly connected with a plurality of evenly distributed support rods, and the bottom end of the support rod is detachably connected with a plastic debris pressing mesh plate, and the inner wall of the plastic debris cleaning pool is rotatably connected with a driving roller, and the outer wall of the driving roller is fixedly connected with a stirring rod for stirring the plastic debris. Although this plastic recycling and cleaning equipment can limit the floating plastic debris by the plastic debris pressing mesh plate, the coverage range of the plastic debris pressing mesh plate is limited by the feed port, and the coverage range is limited, and the position of the plastic debris pressing mesh plate is relatively fixed, which makes it inconvenient to remove the plastic debris pressing mesh plate to inspect, maintain or clean the cleaning pool, and the cleaning effect on the plastic that has sunk to the bottom is poor;

[0005] The existing plastic waste recycling and cleaning devices on the market are usually a cleaning pool, which is equipped with ultrasonic cleaning components or spray cleaning components and other components for plastic cleaning, and is also equipped with chain conveyor equipment to transport the plastic out of the cleaning pool; although this type of cleaning equipment can transport heavier plastics that sink to the bottom, it is not convenient for gathering plastic particles floating on the water surface. Summary of the invention

[0006] In order to solve the above technical problems, the present invention provides an improved plastic waste recycling and processing device, which can clean lightweight plastic particles and bottom plastic particles at the same time, improves the applicability to plastics of different densities, more flexibly presses lightweight plastic particles down and immerses them in water, and can gather lightweight plastics.

[0007] The present invention is achieved through the following technical solutions:

[0008] An improved plastic waste recycling and processing device comprises a cleaning pool, a top frame is fixedly installed on the top of the cleaning pool, side steel frames are fixedly installed on the top of both front and rear sides of the cleaning pool parallel to the X-axis, a chain plate conveyor is installed at one end of the cleaning pool, a first linear motor is fixedly installed on the top of the side steel frame, the first linear motor adopts a double-track linear motor, two tracks of the double-track linear motor are arranged parallel to the Z-axis, and a sinking pressure net assembly is installed on the top frame;

[0009] The cam is provided with a plurality of gears, and the plurality of gears are connected to each other through the gear box, and the plurality of gears are connected to each other through the gear box and the plurality of gears are connected to each other through the gear box.

[0010] The salvage box assembly includes a salvage box, mounting frames are integrally provided on both sides of the upper part of the salvage box, a plug plate is fixedly installed on the outer end of each mounting frame, a liquid level sensor is fixedly installed at the upper opening of the salvage box, a second linear motor is provided at the lower part of the salvage box, the second linear motor adopts a double-track linear motor, the two tracks of the second linear motor are respectively fixedly installed on the upper parts of the two side steel frames, guide rails are provided on the outer sides of the two tracks of the second linear motor, pads are slidably installed on the guide rails, sliding plates are fixedly installed on the upper parts of the two sliders of the second linear motor, the sliding plates and the pads are fixedly installed, the two guide rails are fixedly installed on the side steel frames, a second cylinder is fixedly installed on the lower part of each sliding plate, and the output rods of the two second cylinders are respectively fixedly installed on the lower parts of the two plug plates.

[0011] Preferably, the two limiting rods pass through the two side protrusions respectively.

[0012] Preferably, the movable frame is fixedly mounted on the upper part between the sliders slidably arranged on the two tracks of the first linear motor.

[0013] Preferably, the lower end of the pressing net is fixedly connected to a pressing rod arranged at the rear side.

[0014] Preferably, a controller and an ultrasonic generator are provided on one side of the cleaning tank.

[0015] Preferably, an ultrasonic vibration plate is installed inside the cleaning tank.

[0016] Preferably, steel pipe hoops are fixedly mounted on the upper parts of the mounting frame, the plug plate and the sliding plate, and the steel pipe hoops are used to limit the wires of the liquid level sensor.

[0017] Preferably, the left side, upper side and lower side of the salvage box are all made of stainless steel mesh.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. In the present invention, during cleaning, the first linear motor drives the moving frame to move to the middle of the upper side of the cleaning pool, the reduction motor drives one of the gears to rotate, the two gears mesh and rotate, the gears rotate outward, and the rotating rod is opened in an inverted V shape, the winding motor drives the stainless steel shaft to rotate, and the two pressure rods open the pressure net into a flat shape. The pressure net covers the upper part of the cleaning pool and immerses the lightweight plastic particles below the water surface, thereby improving the applicability to plastics of different densities and being able to more flexibly retract and release the pressure net and pressure rods.

[0020] 2. In the present invention, after cleaning is completed, the second linear motor drives the sliding plate to move, and the second cylinder drives the salvage box to descend. The water level in the cleaning pool is located within the opening on one side of the salvage box. The second linear motor drives the salvage box to move, gathers the lighter plastic particles floating on the water surface, and separates the light plastic particles from the plastic particles that sink to the bottom. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the present invention.

[0022] Figure 2 It is a structural schematic diagram of the sinking pressure net assembly of the present invention.

[0023] Figure 3 It is a structural schematic diagram of the lower part of the inverted U-shaped frame of the present invention.

[0024] Figure 4 It is a schematic diagram of the structure inside the inverted U-shaped frame of the present invention.

[0025] Figure 5 It is a structural schematic diagram of the salvage box assembly of the present invention.

[0026] In the figure:

[0027] 1. Cleaning tank; 11. Top frame; 12. Side steel frame; 13. Chain conveyor; 14. First linear motor; 2. Sinking and pressing net assembly; 21. Moving frame; 22. Winding motor; 23. Gear box; 24. Pressing net; 25. Chassis; 26. Limit rod; 27. Inverted U-shaped frame; 271. Side protrusion; 272. First cylinder; 273. Speed ​​reduction motor; 274. Gear; 275. Rotating rod; 276. Tubular connector; 277. Press rod; 3. Salvage box assembly; 31. Salvage box; 32. Mounting frame; 33. Insert plate; 34. Liquid level sensor; 35. Second linear motor; 36. Guide rail; 37. Sliding plate; 38. Pad; 39. Second cylinder; 4. Controller; 5. Ultrasonic generator. DETAILED DESCRIPTION

[0028] The present invention will be described in detail below in conjunction with the accompanying drawings. Figure 1 As shown, an improved plastic waste recycling and processing device includes a cleaning pool 1, a top frame 11 is fixedly installed on the upper part of the cleaning pool 1, side steel frames 12 are fixedly installed on the upper parts of the front and rear sides of the cleaning pool 1 parallel to the X-axis, a chain conveyor 13 is installed at one end of the cleaning pool 1, a first linear motor 14 is fixedly installed on the upper part of the side steel frame 12, the first linear motor 14 adopts a double-track linear motor, the two tracks of the double-track linear motor are arranged parallel to the Z-axis, and the top frame 11 is installed with a sinking pressure net assembly 2.

[0029] In this embodiment, combined with the Figure 2 As shown, the sinking pressing net assembly 2 includes a moving frame 21, on which a winding motor 22 and a gear box 23 are fixedly installed, the input shaft of the gear box 23 and the output shaft of the winding motor 22 are coupled for transmission, the output shaft coupling of the gear box 23 is coupled for transmission with a stainless steel rotating shaft, the stainless steel rotating shaft is arranged parallel to the X-axis, a pressing net 24 is wound on the outside of the stainless steel rotating shaft, a chassis 25 is fixedly installed at the lower part of the moving frame 21, first cylinders 272 are fixedly installed side by side inside the chassis 25, an inverted U-shaped frame 27 is fixedly installed between the lower ends of the output rods of the two first cylinders 272, and limit rods 26 are fixedly installed on both sides of the lower part of the chassis 25.

[0030] In this embodiment, combined with the Figure 3 and attached Figure 4As shown, side protrusions 271 are integrally provided on both sides of the inverted U-shaped frame 27, a gear 274 is installed inside the inverted U-shaped frame 27 through a rotating shaft, and the two gears 274 are meshingly connected. A reduction motor 273 is fixedly installed on one side of the inverted U-shaped frame 27, and the output shaft of the reduction motor 273 is drivingly connected to the rotating shaft of one of the gears 274, and a rotating rod 275 is fixedly installed at the bottom of each of the gears 274, and a tubular connecting piece 276 is integrally provided at the bottom of each of the rotating rods 275, and a pressure rod 277 is fixedly installed at the bottom of each of the tubular connecting pieces 276.

[0031] In this embodiment, combined with the Figure 5 As shown, the salvage box assembly 3 includes a salvage box 31, and mounting frames 32 are integrally provided on both sides of the upper part of the salvage box 31, and a plug plate 33 is fixedly installed on the outer end of each mounting frame 32, and a liquid level sensor 34 is fixedly installed at the upper opening of the salvage box 31, and the liquid level sensor 34 adopts a non-contact liquid level sensor, and a second linear motor 35 is provided at the lower part of the salvage box 31, and the second linear motor 35 adopts a double-track linear motor, and the two tracks of the second linear motor 35 are respectively fixedly installed on the upper part of the two side steel frames 12, and guide rails 36 are provided on the outer sides of the two tracks of the second linear motor 35, and a cushion block 38 is slidably installed on the guide rail 36, and a sliding plate 37 is fixedly installed on the upper part of the two sliders of the second linear motor 35, and the sliding plate 37 adopts a steel plate, and the sliding plate 37 and the cushion block 38 are fixedly installed, and the sliding plate 3 When the cleaning is completed, the sinking pressure net assembly 2 moves to one side, the second linear motor 35 drives the sliding plate 37 to move, and the second cylinder 39 drives the salvage box 31 to descend. The water level in the cleaning tank 1 is located in the opening on one side of the salvage box 31. The second linear motor 35 drives the salvage box 31 to move, and the lighter plastic particles floating on the water surface are gathered. The heavier plastic particles are transported out of the cleaning tank 1 through the chain conveyor 13, thereby separating the light plastic particles from the bottom plastic particles.

[0032] In this embodiment, specifically, the two limiting rods 26 pass through the two side protrusions 271 respectively, and the limiting rods 26 and the side protrusions 271 play a role in limiting the lifting and lowering of the inverted U-shaped frame 27 .

[0033] In the present embodiment, specifically, the moving frame 21 is fixedly mounted on the upper portion between the sliders slidably arranged on the two tracks of the first linear motor 14 .

[0034] In this embodiment, specifically, the lower end of the pressing net 24 is fixedly connected to a pressing rod 277 provided at the rear side.

[0035] In this embodiment, specifically, a controller 4 and an ultrasonic generator 5 are provided on one side of the cleaning tank 1 .

[0036] In this embodiment, specifically, an ultrasonic vibration plate is installed inside the cleaning pool 1 , and the ultrasonic vibration plate is electrically connected to the ultrasonic generator 5 .

[0037] In this embodiment, specifically, steel pipe hoops are fixedly mounted on the upper parts of the mounting frame 32 , the plug plate 33 and the sliding plate 37 , and the steel pipe hoops are used to limit the wires of the liquid level sensor 34 .

[0038] In this embodiment, specifically, the left side surface, the upper side surface and the lower side surface of the salvage box 31 are all made of stainless steel mesh material.

[0039] In this embodiment, specifically, the chain conveyor 13, the first linear motor 14, the winding motor 22, the gear box 23, the first cylinder 272, the reduction motor 273, the liquid level sensor 34, the second linear motor 35, the second cylinder 39 and the ultrasonic generator 5 are all electrically connected to the controller 4, and the controller 4 adopts an industrial controller.

[0040] How it works

[0041] In the present invention, the plastic granules produced in the previous process are transported to the cleaning tank 1 through an external conveying device. During cleaning, the salvage box assembly 3 is arranged on the left side of the cleaning tank 1. The first linear motor 14 drives the moving frame 21 to move, so that the moving frame 21 moves to the upper middle part of the cleaning tank 1. The reduction motor 273 drives one of the gears 274 to rotate, so that the two gears 274 mesh and rotate, and the rotating rod 275 is opened in an inverted V shape. As the rotating rod 275 is opened, the winding motor 22 drives the stainless steel shaft to rotate. , release the pressing net 24, and when the two pressing rods 277 move away from each other, the pressing net 24 is opened to be flat, and the first cylinder 272 drives the inverted U-shaped frame 27 to descend, thereby immersing the pressing rod 277 under the water surface of the cleaning tank 1. The pressing net 24 covers the upper part of the cleaning tank 1, and immerses the light plastic particles under the water surface. The light plastic particles and the heavier plastic particles that sink to the bottom are cleaned by the ultrasonic generator 5 and the ultrasonic vibration plate, which improves the applicability to plastics of different densities and can more flexibly retract and release the pressing net 24 and the pressing rod 277.

[0042] Utilizing the technical solution described in the present invention, or those skilled in the art designing a similar technical solution inspired by the technical solution of the present invention to achieve the above-mentioned technical effects, all fall within the protection scope of the present invention.

Claims

1. An improved plastic waste recycling and processing device, characterized in that: The improved plastic waste recycling and processing device comprises a cleaning pool (1), a top frame (11) is fixedly installed on the top of the cleaning pool (1), side steel frames (12) are fixedly installed on the top of both front and rear sides of the cleaning pool (1) parallel to the X-axis, a chain plate conveyor (13) is installed at one end of the cleaning pool (1), a first linear motor (14) is fixedly installed on the top of the side steel frame (12), the first linear motor (14) is a double-track linear motor, and the two tracks of the double-track linear motor are arranged parallel to the Z-axis, and a sinking pressure net assembly (2) is installed on the top frame (11); The sinking press net assembly (2) comprises a moving frame (21), on which a winding motor (22) and a gear box (23) are fixedly mounted, an input shaft of the gear box (23) and an output shaft of the winding motor (22) are coupled for transmission, a stainless steel rotating shaft is coupled for transmission of the output shaft of the gear box (23), a press net (24) is wound around the outside of the stainless steel rotating shaft, a chassis (25) is fixedly mounted at the bottom of the moving frame (21), first cylinders (272) are fixedly mounted side by side inside the chassis (25), an inverted U-shaped frame (27) is fixedly mounted between the lower ends of the output rods of the two first cylinders (272), and limit rods (25) are fixedly mounted on both sides of the bottom of the chassis (25). 6), side protrusions (271) are integrally provided on both sides of the inverted U-shaped frame (27), a gear (274) is installed inside the inverted U-shaped frame (27) through a rotating shaft, and the two gears (274) are meshingly connected, a reduction motor (273) is fixedly installed on one side of the inverted U-shaped frame (27), and the output shaft of the reduction motor (273) is drivingly connected to the rotating shaft of one of the gears (274), a rotating rod (275) is fixedly installed at the lower part of each gear (274), a tubular connecting piece (276) is integrally provided at the lower part of each rotating rod (275), and a pressure rod (277) is fixedly installed at the lower part of each tubular connecting piece (276); The salvage box assembly (3) comprises a salvage box (31), mounting frames (32) are integrally arranged on both sides of the upper part of the salvage box (31), a plug plate (33) is fixedly installed on the outer end of each mounting frame (32), a liquid level sensor (34) is fixedly installed at the upper opening of the salvage box (31), a second linear motor (35) is arranged at the lower part of the salvage box (31), the second linear motor (35) is a double-track linear motor, the two tracks of the second linear motor (35) are respectively fixedly installed on the upper parts of the two side steel frames (12), and the second linear motor (35) is a double-track linear motor. Guide rails (36) are arranged outside the two tracks of the linear motor (35), and cushion blocks (38) are slidably mounted on the guide rails (36). Sliding plates (37) are fixedly mounted on the upper parts of the two sliders of the second linear motor (35), and the sliding plates (37) and the cushion blocks (38) are fixedly mounted. The two guide rails (36) are fixedly mounted on the side steel frame (12), and a second cylinder (39) is fixedly mounted on the lower part of each sliding plate (37), and the output rods of the two second cylinders (39) are respectively fixedly mounted on the lower parts of the two plug plates (33).

2. The improved plastic waste recycling and processing device as claimed in claim 1, characterized in that: The two limiting rods (26) respectively penetrate the two side protrusions (271).

3. The improved plastic waste recycling and processing device as claimed in claim 1, characterized in that: The moving frame (21) is fixedly mounted on the upper part between the sliding blocks slidably arranged on the two tracks of the first linear motor (14).

4. The improved plastic waste recycling and processing device as claimed in claim 1, characterized in that: The lower end of the pressing net (24) is fixedly connected to a pressing rod (277) arranged at the rear side.

5. The improved plastic waste recycling and processing device as claimed in claim 1, characterized in that: A controller (4) and an ultrasonic generator (5) are provided on one side of the cleaning tank (1).

6. The improved plastic waste recycling and processing device as claimed in claim 1, characterized in that: An ultrasonic vibration plate is installed inside the cleaning pool (1).

7. The improved plastic waste recycling and processing device as claimed in claim 1, characterized in that: The upper parts of the mounting frame (32), the plug plate (33) and the sliding plate (37) are all fixedly mounted with steel pipe hoops, which are used to limit the wires of the liquid level sensor (34).

8. The improved plastic waste recycling and processing device as claimed in claim 1, characterized in that: The left side, upper side and lower side of the salvage box 31 are all made of stainless steel mesh.

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