Waste cleaning equipment for plastic film

By designing the plastic film waste cleaning equipment with a splitting mechanism and a cutting plate, the problem of plastic film waste winding around the crushing roller is solved, and automatic cleaning and efficient crushing are achieved.

CN223419855UActive Publication Date: 2025-10-10QINGDAO LONGYOURU PACKING CO LTD
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Patent Information

Application Number
CN202422684442.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-05
Publication Date
2025-10-10
Estimated Expiration
2034-11-05

AI Technical Summary

Technical Problem

During the crushing process, bulk plastic film waste is easily entangled with the crushing rollers, resulting in reduced crushing efficiency, requiring manual intervention, and affecting cleaning efficiency.

Method used

A waste cleaning device including a splitting mechanism and a cutting plate is designed. The motor drives the rotating screw and cutting blade to cut the plastic film wrapped around the crushing roller, ensuring the normal operation of the crushing roller and the crushing effect.

Benefits of technology

It realizes the automatic cleaning of plastic film waste, improves the crushing efficiency, reduces manual intervention and ensures the continuous operation of the crushing roller.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of plastic film recovery, and discloses waste cleaning equipment for plastic films, which comprises a treatment box, a crushing roller, cutting mechanisms, a rotating gear, a first motor, a conveying belt, an air pipe, a conveying pipe and a collecting box, the crushing roller is arranged in the treatment box, the cutting mechanisms are arranged on two sides of the crushing roller, and the rotating gear is arranged on the collecting box. The rotating gear is installed outside the treatment box, the first motor is arranged at one end of the rotating gear, the conveying belt is arranged at the bottom of the treatment box, the air pipe is installed on one side of the treatment box, and the conveying pipe flange is connected to one end of the air pipe. According to the waste cleaning equipment for the plastic film, a second motor drives a rotating lead screw to rotate, so that a moving block drives a cutting plate to move, the plastic film wound on a crushing roller is cut, the crushing effect of the crushing roller on the plastic film is guaranteed, and plastic film waste is conveniently cleaned after being crushed.
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Description

TECHNICAL FIELD

[0001] The utility model relates to plastic film recycling technical field, concretely is a kind of waste cleaning equipment for plastic film. BACKGROUND

[0002] Plastic film waste is the surplus or discarded material generated in the production, processing and use of plastic products. The unqualified plastic film generated in the production process is of large size, such as the film produced due to equipment failure, which is uneven in thickness or has serious quality problems. Usually, it is in block shape. These block-shaped waste may need to be crushed first to facilitate subsequent processing during recycling.

[0003] During the crushing process of the block-shaped plastic film waste, the crushed plastic film may be wound around the crushing roller, resulting in reduced efficiency of the crushing roller during the crushing process of the plastic film waste. The wound plastic film needs to be processed manually before the crushing work can continue, affecting the waste cleaning efficiency of the plastic film waste. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a waste cleaning equipment for plastic film to solve the problems raised in the background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a waste cleaning equipment for plastic film, comprising a treatment box, a crushing roller, a dividing mechanism, a rotating gear, a first motor, a conveyor belt, an air pipe, a conveying pipe and a collection box. The crushing roller is arranged inside the treatment box. The dividing mechanism is installed on both sides of the crushing roller. The rotating gear is installed outside the treatment box. The first motor is arranged at one end of the rotating gear. The conveyor belt is arranged at the bottom of the treatment box. The air pipe is installed on one side of the treatment box. The conveying pipe is flange-connected to one end of the air pipe. The collection box is flange-connected to the other end of the conveying pipe.

[0006] The dividing mechanism comprises a partition plate, a moving frame, a cutting plate, a mounting frame, a rotating lead screw, a transmission belt, a second motor and a moving block. The partition plate is fixedly connected to the inner wall of the treatment box. The moving frame is arranged at one end of the partition plate. The cutting plate is movably connected inside the moving frame. The mounting frame is fixedly connected inside the partition plate. The rotating lead screw is rotatably connected inside the mounting frame. The transmission belt is arranged at one end of the mounting frame. The other end of the transmission belt is connected to the second motor. The moving block is screw-connected outside the rotating lead screw. One end of the moving block is fixedly connected to one end of the cutting plate. The second motor drives the rotating lead screw to rotate, so that the moving block drives the cutting plate to move. The cutting plate cuts the plastic film wound around the crushing roller, ensuring the crushing effect of the crushing roller on the plastic film and facilitating the cleaning of the crushed plastic film waste.

[0007] Preferably, the cutting plate includes a plate body, a cylinder, a telescopic rod and a cutting blade. The cylinder is fixedly connected to the inside of the plate body, the telescopic rod is pneumatically connected to one end of the cylinder, and the cutting blade is fixedly connected to the other end of the telescopic rod. The telescopic rod is driven by the cylinder to be extended and retracted, so that the cutting blade can be extended from the movable frame to cut the wound plastic film. It can be stored when not in use and will not hinder the rotation of the crushing roller.

[0008] Preferably, the crushing roller includes a roller body, a crushing blade and a cutting groove. The roller body is rotatably connected to the inside of the processing box. One end of the roller body extends through the processing box to the outside and is fixedly connected to the rotating gear. The crushing blade is fixedly connected to the outside of the roller body. The cutting groove is opened on the outer surface of the roller body. The rotating gear is driven to rotate by the first motor, so that the crushing roller rotates in the processing box to crush the plastic film.

[0009] Preferably, the size of the cutting groove is consistent with the size of the cutting blade, so that the cutting blade is inserted into the interior of the cutting groove, and the wound plastic film is cut by the movement of the cutting blade.

[0010] Preferably, there are two dividing mechanisms, which are respectively arranged on both sides of the two crushing rollers to ensure that the plastic films wrapped around the two crushing rollers are cleaned.

[0011] Preferably, a fan is provided inside the collection box, and the fan is connected to the conveying pipe, and is used for centralized processing of dust and debris inside the processing box after processing the plastic film waste.

[0012] Preferably, a fixing bracket is provided at the bottom of the first motor to ensure stable use of the first motor.

[0013] Preferably, the width of the conveyor belt is greater than the width of the crushing roller, ensuring that the crushed plastic film waste can fall onto the conveyor belt, making it easier to clean and transport the waste.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. The waste cleaning equipment for plastic film drives the rotating screw to rotate through the second motor, so that the moving block drives the cutting plate to move, and cuts the plastic film wrapped around the crushing roller, ensuring the crushing effect of the crushing roller on the plastic film, and facilitating the cleaning of the plastic film waste after crushing.

[0016] 2. The waste cleaning equipment for plastic film has a cutting groove with the same size as the cutting blade, which is used to extend the cutting blade into the cutting groove and then cut the wound plastic film by moving the cutting blade, thereby ensuring the cutting effect of the plastic film wound waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a structural diagram of the splitting mechanism of the utility model;

[0019] Figure 3 This is a schematic structural diagram of the cutting board of the utility model;

[0020] Figure 4 This is a schematic structural diagram of the crushing roller of the utility model.

[0021] In the figure: 1. processing box; 2. crushing roller; 3. splitting mechanism; 4. rotating gear; 5. first motor; 6. conveyor belt; 7. air duct; 8. conveying pipe; 9. collecting box; 101. partition plate; 102. moving frame; 103. cutting plate; 104. mounting frame; 105. rotating screw; 106. transmission belt; 107. second motor; 108. moving block; 110. plate body; 111. cylinder; 112. telescopic rod; 113. cutting blade; 201. roller body; 202. crushing blade; 203. cutting groove. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-4 The utility model provides a technical solution: a waste cleaning device for plastic film, comprising a processing box 1, a crushing roller 2, a splitting mechanism 3, a rotating gear 4, a first motor 5, a conveyor belt 6, an air duct 7, a conveying pipe 8 and a collecting box 9. The crushing roller 2 is arranged inside the processing box 1, the splitting mechanism 3 is installed on both sides of the crushing roller 2, the rotating gear 4 is installed outside the processing box 1, the first motor 5 is arranged at one end of the rotating gear 4, the conveyor belt 6 is arranged at the bottom of the processing box 1, the air duct 7 is installed on one side of the processing box 1, the conveying pipe 8 is flange-connected to one end of the air duct 7, and the collecting box 9 is flange-connected to the other end of the conveying pipe 8. A fan is provided inside the collecting box 9, and the fan is connected to the conveying pipe 8, which is used for centralized processing of dust and debris after the plastic film waste is processed in the processing box 1. A fixing frame is provided at the bottom of the first motor 5 to ensure the stable use of the first motor 5. The width of the conveyor belt 6 is greater than the width of the crushing roller 2, so that the crushed plastic film waste can fall on the conveyor belt 6, which is convenient for cleaning and transporting the waste.

[0024] The segmentation mechanism 3 comprises a partition plate 101, a moving frame 102, a cutting plate 103, a mounting frame 104, a rotating lead screw 105, a transmission belt 106, a second motor 107 and a moving block 108. The partition plate 101 is fixedly connected to the inner wall of the treatment box 1. The moving frame 102 is arranged at one end of the partition plate 101. The cutting plate 103 is movably connected to the inside of the moving frame 102. The mounting frame 104 is fixedly connected to the inside of the partition plate 101. The rotating lead screw 105 is rotatably connected to the inside of the mounting frame 104. The transmission belt 106 is arranged at one end of the mounting frame 104. The other end of the transmission belt 106 is connected with the second motor 107. The moving block 108 is threadedly connected to the outside of the rotating lead screw 105. One end of the moving block 108 is fixedly connected with one end of the cutting plate 103. The second motor 107 drives the rotating lead screw 105 to rotate, so that the moving block 108 drives the cutting plate 103 to move, the plastic film wound on the crushing roller 2 is cut, the crushing effect of the crushing roller 2 on the plastic film is ensured, and the plastic film waste is facilitated to be cleaned after being crushed.

[0025] The cutting plate 103 comprises a plate body 110, an air cylinder 111, a telescopic rod 112 and a cutting edge 113. The air cylinder 111 is fixedly connected to the inside of the plate body 110. The telescopic rod 112 is pneumatically connected to one end of the air cylinder 111. The cutting edge 113 is fixedly connected to the other end of the telescopic rod 112. The air cylinder 111 drives the telescopic rod 112 to extend or retract, so that the cutting edge 113 extends from the moving frame 102 and is used for cutting the wound plastic film. When not in use, the cutting edge 113 is stored, and the rotation of the crushing roller 2 is not hindered.

[0026] The crushing roller 2 comprises a roller body 201, a crushing edge 202 and a cutting groove 203. The roller body 201 is rotatably connected to the inside of the treatment box 1. One end of the roller body 201 extends to the outside of the treatment box 1 and is fixedly connected with the rotating gear 4. The crushing edge 202 is fixedly connected to the outside of the roller body 201. The cutting groove 203 is arranged on the outer surface of the roller body 201. The first motor 5 drives the rotating gear 4 to rotate, so that the crushing roller 2 rotates in the treatment box 1 to crush the plastic film. The size of the cutting groove 203 is consistent with the size of the cutting edge 113. The cutting edge 113 is inserted into the cutting groove 203, and then the wound plastic film is cut by the movement of the cutting edge 113. The number of the segmentation mechanism 3 is two, which are arranged on the two sides of the two crushing rollers 2, so as to ensure the cleaning of the plastic film wound on the two crushing rollers 2.

[0027] When in use, the plastic film waste is poured into the processing box 1 from the top, and the first motor 5 drives the crushing roller 2 to rotate to crush the plastic film waste. The crushed plastic film waste falls on the conveyor belt 6 and is transported to the next cleaning link. In the process of crushing by the crushing roller 2, some plastic film waste will be wrapped around the crushing roller 2, affecting the crushing effect. The cutting blade 113 is popped out by the cylinder 111 and contacts the cutting groove 203. Then the second motor 107 drives the moving block 108 to move, so that the cutting blade 113 moves along the cutting groove 203 to cut the wrapped plastic film waste, thereby ensuring the processing effect of the crushing roller 2 on the plastic film waste.

[0028] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A waste cleaning device for plastic film, comprising a processing box (1), a crushing roller (2), a splitting mechanism (3), a rotating gear (4), a first motor (5), a conveyor belt (6), an air duct (7), a conveying pipe (8) and a collecting box (9), characterized in that: The crushing roller (2) is arranged inside the processing box (1), the splitting mechanism (3) is installed on both sides of the crushing roller (2), the rotating gear (4) is installed outside the processing box (1), the first motor (5) is arranged at one end of the rotating gear (4), the conveyor belt (6) is arranged at the bottom of the processing box (1), the air duct (7) is installed on one side of the processing box (1), the conveying pipe (8) is flange-connected to one end of the air duct (7), and the collecting box (9) is flange-connected to the other end of the conveying pipe (8); The dividing mechanism (3) comprises a partition plate (101), a moving frame (102), a cutting plate (103), a mounting frame (104), a rotating screw (105), a transmission belt (106), a second motor (107) and a moving block (108), wherein the partition plate (101) is fixedly connected to the inner wall of the processing box (1), the moving frame (102) is arranged at one end of the partition plate (101), and the cutting plate (103) is movably connected to the inside of the moving frame (102). The mounting frame (104) is fixedly connected to the interior of the partition plate (101), the rotating screw rod (105) is rotatably connected to the interior of the mounting frame (104), the transmission belt (106) is provided at one end of the mounting frame (104), the other end of the transmission belt (106) is connected to the second motor (107), the moving block (108) is threadedly connected to the exterior of the rotating screw rod (105), and one end of the moving block (108) is fixedly connected to one end of the cutting plate (103).

2. The waste cleaning device for plastic film according to claim 1, characterized in that: The cutting plate (103) comprises a plate body (110), a cylinder (111), a telescopic rod (112) and a cutting blade (113), wherein the cylinder (111) is fixedly connected to the interior of the plate body (110), the telescopic rod (112) is pneumatically connected to one end of the cylinder (111), and the cutting blade (113) is fixedly connected to the other end of the telescopic rod (112).

3. The waste cleaning device for plastic film according to claim 1, characterized in that: The crushing roller (2) comprises a roller body (201), a crushing blade (202) and a cutting groove (203); the roller body (201) is rotatably connected to the interior of the processing box (1); one end of the roller body (201) passes through the processing box (1) and extends to the outside to be fixedly connected to the rotating gear (4); the crushing blade (202) is fixedly connected to the outside of the roller body (201); and the cutting groove (203) is opened on the outer surface of the roller body (201).

4. The waste cleaning device for plastic film according to claim 3, characterized in that: The size of the cutting groove (203) is consistent with the size of the cutting edge (113).

5. The waste cleaning device for plastic film according to claim 1, characterized in that: There are two dividing mechanisms (3), which are respectively arranged on both sides of the two crushing rollers (2).

6. The waste cleaning device for plastic film according to claim 1, characterized in that: A fan is provided inside the collecting box (9), and the fan is connected to the conveying pipe (8).

7. The waste cleaning device for plastic film according to claim 1, characterized in that: A fixing frame is provided at the bottom of the first motor (5).

8. The waste cleaning device for plastic film according to claim 1, characterized in that: The width of the conveyor belt (6) is greater than the width of the crushing roller (2).