A film pulverizing device

Abstract

The application relates to the technical field of film crushing, and discloses a film crushing device, which comprises a box body, the front face of the box body is provided with a feeding port, the inside of the box body is provided with two electric crushing rollers, the bottom of the box body is provided with a discharging port, and the top of the box body is provided with a dust removal mechanism; a transmission shaft is driven to rotate by a hydraulic motor, a fan is driven to suck dust generated by film crushing into an air outlet pipe, the dust is discharged into a factory waste gas treatment system, dust overflow and pollution of the working environment are avoided, the filter screen prevents film fragments from entering the air outlet pipe, and normal operation of the waste gas treatment system is ensured. Meanwhile, when the transmission shaft rotates, a cam pushes a movable plate, drives a scraper to move left and right, and cleans film fragments adsorbed at the bottom of the filter screen; the spherical top block, the spiral slide rail, the support and the first spring are matched with each other, a thimble is inserted into a filter hole, blocked impurities are pushed out, the smoothness of the filter screen is ensured, a good dust removal effect is maintained, and stable operation of the equipment is ensured.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of film crushing, in particular to a film crushing device. BACKGROUND

[0002] Plastic film is a film made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins, used for packaging and as a mulch layer. Plastic packaging and plastic packaging products account for an increasingly large share of the market, especially composite plastic soft packaging, which has been widely used in food, medicine, chemical industry and other fields, of which food packaging accounts for the largest proportion, such as beverage packaging, food packaging, etc. These products have brought great convenience to people's life. Plastic film brings convenience to people while causing pollution to the environment. Waste plastic film is not easy to degrade and has a long degradation time. Therefore, waste plastic film needs to be crushed for recycling and landfill to speed up the degradation of waste plastic film.

[0003] According to the patent "CN118358085B", a film crusher is disclosed, which relates to the technical field of film recycling equipment, comprising a knife roll, a rack, an installation plate and a driving mechanism arranged on the rack. The knife roll comprises a plurality of knife wheels arranged at equal intervals along the axial direction and a connecting ring arranged between adjacent two knife wheels. The knife wheel is provided with first blades at equal intervals in the circumferential direction. The connecting ring is provided with second blades at equal intervals in the circumferential direction. The present application realizes film crushing through the rotation of the first blades and the second blades. When the first blades on one group of knife wheels rotate towards the other group of knife wheels, the first blades approach the second blades on the second protruding part. The first blades and the second blades shear the film by approaching each other, improving the film crushing efficiency.

[0004] The above-mentioned patent improves the cutting effect of the film by multiple sets of cutters, but the dust attached to the surface of the plastic film will be raised due to the vibration caused by cutting, resulting in dust raising and poor working environment. Therefore, a film crushing device is proposed to solve the above-mentioned problems. SUMMARY

[0005] The technical problem to be solved by the present application is to provide a film crushing device to solve the above-mentioned problems in the prior art.

[0006] To solve the above-mentioned technical problems, the technical solution adopted by the present application is as follows: a film crushing device, comprising a box body, a feed inlet is arranged on the front surface of the box body, two electric crushing rollers are arranged inside the box body, a discharge port is arranged at the bottom of the box body, and a dust removal mechanism is arranged at the top of the box body.

[0007] The dust removal mechanism comprises a hydraulic motor, a transmission shaft, a fan, an air outlet pipe, a filter screen, a cam, a movable plate, and a bracket.

[0008] The hydraulic motor is fixedly connected to the top of the housing. The drive shaft is located inside the housing, with its top end penetrating the inner top wall of the housing and fixedly connected to the bottom output end of the hydraulic motor. The fan is fixedly connected to the middle of the drive shaft, and its rotation draws dust upward from the housing and discharges it through the exhaust pipe. The exhaust pipe is located on the right side of the housing, and its right end is connected to the factory's exhaust gas treatment pipeline system. The filter screen is fixedly connected inside the housing to prevent plastic film fragments from entering the exhaust pipe. The bottom end of the drive shaft rotates through the filter screen via a bearing and extends downward.

[0009] A limiting groove is formed through the top of the movable plate, and a limiting groove is formed through the middle of the drive shaft. The movable plate is positioned below the filter screen. The cam is fixedly connected to the middle of the drive shaft and positioned below the movable plate. Two columnar top blocks are fixedly connected to the bottom of the movable plate. The two columnar top blocks are respectively positioned on the left and right sides of the cam and are in contact with the cam. Scrapers are fixedly connected to the left and right sides of the movable plate. The scrapers are slidably connected to the bottom of the filter screen. By moving the scrapers left and right, plastic film fragments adsorbed by wind at the bottom of the filter screen are scraped to both sides.

[0010] Preferably, the bracket is disposed on top of the filter screen, and several pins are fixedly connected to the bottom of the bracket to push out impurities clogging the filter screen. A spherical block is fixedly connected to one side of the drive shaft, and the spherical block is disposed above the bracket. A spiral slide rail is fixedly connected to the top of the bracket, and the top of the spiral slide rail contacts the spherical block. A first spring is sleeved on the drive shaft, and the top end of the first spring is fixedly connected to the bracket, and the bottom end of the first spring is fixedly connected to the filter screen.

[0011] Preferably, the interior of the housing is provided with a spraying mechanism, which includes a water tank. The two sides of the water tank are fixedly connected to the inner wall of the housing via support rods. A water inlet pipe is fixedly connected to the back of the water tank. The rear end of the water inlet pipe penetrates the inner wall of the back of the housing. The drive shaft rotates through the inner walls of the upper and lower sides of the water tank via bearings.

[0012] Preferably, the inner wall of the housing is rotatably connected to a first horizontal shaft via a bearing. A water outlet pipe is fixedly connected to the front of the first horizontal shaft via a connecting rod. The water tank and the water outlet pipe are connected via a flexible hose. Three electric nozzles are fixedly connected to the water outlet pipe. The electric nozzles are positioned above the electric crushing roller. Water in the water tank is sprayed onto the surface of the electric crushing roller via the flexible hose, the water outlet pipe, and the electric nozzles. Static electricity is conducted through the conductivity of water, thereby reducing the accumulation of static electricity on the surface of the electric crushing roller and preventing dust from adhering to the surface of the electric crushing roller.

[0013] Preferably, the left side outer wall of the box is fixedly connected with a material tank, an antistatic additive is arranged in the material tank, a feeding pipe is fixedly connected to the bottom of the material tank, the bottom end of the feeding pipe penetrates into the water tank, a fixed plate is fixedly connected to the bottom end of the feeding pipe, a sliding groove is formed in the fixed plate, a sliding block is slidably connected to the sliding groove, a sealing ring is arranged on the side of the sliding block close to the feeding pipe, the feeding pipe is sealed by the sliding block, a second spring is fixedly connected to one side of the sliding block, and the other side of the second spring away from the sliding groove is fixedly connected to the inner wall of the sliding groove.

[0014] Preferably, the stirring rod is fixedly connected to the transmission shaft, the static additive is uniformly mixed with water by the stirring rod, the stirring rod is arranged in the water tank, and a protruding block is fixedly connected to the side of the sliding block away from the feeding pipe.

[0015] Preferably, the inside of the box is provided with an oscillating mechanism, the oscillating mechanism comprises a second horizontal shaft and a third horizontal shaft, the second horizontal shaft and the third horizontal shaft are arranged in the inside of the box, the right ends of the second horizontal shaft and the third horizontal shaft are rotatably connected to the right inner wall of the box through bearings, the left ends of the second horizontal shaft and the third horizontal shaft rotatably penetrate the left inner wall of the box through bearings, the left ends of the second horizontal shaft and the third horizontal shaft are drivingly connected through belt pulleys, the second horizontal shaft is driven to rotate through the belt pulleys, the second horizontal shaft is arranged between the feeding port and the electric crushing roller, three push plates are fixedly connected to the second horizontal shaft, the three push plates are arranged in an array, the plastic film put into the feeding port is uniformly stirred onto the electric crushing roller through the rotation of the push plates, and uniform feeding is realized.

[0016] Preferably, the bottom end of the transmission shaft is fixedly connected with a first bevel gear, the third horizontal shaft is fixedly connected with a second bevel gear, the first bevel gear is engaged with the second bevel gear, and the third horizontal shaft is driven to rotate through the first bevel gear and the second bevel gear.

[0017] Preferably, a first gear is fixedly connected to the third horizontal shaft, a second gear is fixedly connected to the first horizontal shaft, the number of teeth of the second gear is one third of that of the first gear, the first gear is engaged with the second gear, the right end of the first horizontal shaft is fixedly connected with a torsion spring, and the right end of the torsion spring is fixedly connected to the right inner wall of the box.

[0018] The above technical scheme can bring the following beneficial effects:

[0019] 1、The dust removal mechanism is the key to control the dust pollution in the film crushing process, the transmission shaft is driven to rotate by the hydraulic motor, the fan drives the dust generated in the box due to the film crushing into the air outlet pipe, and is discharged into the factory waste gas treatment system, so as to avoid dust overflow pollution to the working environment. The filter screen prevents the film fragments from entering the air outlet pipe, and ensures the normal operation of the waste gas treatment system. At the same time, when the transmission shaft rotates, the cam pushes the movable plate, drives the scraper to move left and right, and cleans the film fragments adsorbed on the bottom of the filter screen; the spherical top block, the spiral slide rail, the support and the first spring cooperate with each other, so that the ejector pin is inserted into the filter hole, and the blocked impurities are ejected, so as to ensure the smoothness of the filter screen, maintain good dust removal effect, and ensure stable operation of the equipment.

[0020] 2、The invention reduces the influence of static electricity on film crushing through the joint action of the spraying mechanism and the swing mechanism. In the spraying mechanism, the transmission shaft drives the stirring rod to rotate, intermittently pushes the sliding block, and makes the antistatic additive in the material tank fall into the water tank uniformly. After mixing with water, the electric nozzle is swung through the first gear, the second gear and the torsional spring, and is sprayed to the surface of the electric crushing roller through the electric nozzle. The conductivity of water and the antistatic additive jointly conduct the static electricity on the surface of the electric crushing roller, avoid the plastic film fragments and dust from adhering to the surface of the electric crushing roller, reduce the problems of film winding and dust adhesion caused by static electricity, and improve the crushing effect.

[0021] 3、The swing mechanism ensures uniform feeding of the film, improves the crushing efficiency and quality. The transmission shaft rotates to drive the first bevel gear to mesh with the second bevel gear, drive the third horizontal shaft to rotate, drive the second horizontal shaft to rotate through the belt pulley, make the push plate rotate, uniformly push the film at the feeding port to the electric crushing roller, avoid the problem of insufficient crushing caused by film accumulation or uneven feeding. At the same time, the first gear on the third horizontal shaft cooperates with the second gear on the first horizontal shaft to swing the electric nozzle, spray the antistatic agent to the film during feeding, further reduce the static electricity on the surface of the film, optimize the crushing process, improve the crushing efficiency and product quality. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is the overall structure schematic diagram of the invention;

[0023] Figure 2 It is the internal section view of the box region in the invention;

[0024] Figure 3 It is the side section view of the internal section view of the box region in the invention;

[0025] Figure 4 It is the explosion view of the water tank region in the invention;

[0026] Figure 5 It is the explosion view of the filter screen region in the invention;

[0027] Figure 6 It is the schematic diagram of the bottom structure of the filter screen area in the application;

[0028] Figure 7 It is the schematic diagram of the internal structure of the water tank area in the application;

[0029] Figure 8 It is the schematic diagram of the side structure of the chute area in the application;

[0030] Figure 9 It is the partial schematic diagram of the third horizontal shaft area in the application.

[0031] In the figure: 1, tank; 2, feed inlet; 3, electric crushing roller; 4, discharge outlet; 5, dust removal mechanism; 501, hydraulic motor; 502, transmission shaft; 503, fan; 504, air outlet pipe; 505, filter screen; 506, cam; 507, movable plate; 508, columnar top block; 509, scraper; 5010, support; 5011, thimble; 5012, spherical top block; 5013, spiral slide rail; 5014, first spring; 6, spraying mechanism; 601, water tank; 602, first horizontal shaft; 603, water outlet pipe; 604, electric nozzle; 605, hose; 606, material tank; 607, feed pipe; 608, chute; 609, sliding block; 6010, second spring; 6011, protruding block; 6012, stirring rod; 7, swinging mechanism; 701, second horizontal shaft; 702, push plate; 703, third horizontal shaft; 704, first bevel gear; 705, second bevel gear; 706, first gear; 707, second gear; 708, torsional spring. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the application.

[0033] Please refer to Figures 1-9 An embodiment of the application is a film crushing device, which comprises a tank 1, the front of the tank 1 is provided with a feed inlet 2, the inside of the tank 1 is provided with two electric crushing rollers 3, the bottom of the tank 1 is provided with a discharge outlet 4, and the top of the tank 1 is provided with a dust removal mechanism 5.

[0034] The dust removal mechanism 5 comprises a hydraulic motor 501, a transmission shaft 502, a fan 503, an air outlet pipe 504, a filter screen 505, a cam 506, a movable plate 507, and a support 5010.

[0035] The hydraulic motor 501 is fixedly connected to the top of the box body 1, the transmission shaft 502 is arranged in the interior of the box body 1, the top end of the transmission shaft 502 penetrates through the inner wall of the top of the box body 1 and is fixedly connected with the bottom output end of the hydraulic motor 501, the fan 503 is fixedly connected to the middle part of the transmission shaft 502, dust in the box body 1 is sucked upwards through rotation of the fan 503 and is discharged through the air outlet pipe 504, the air outlet pipe 504 is arranged at the right side of the box body 1, the right end of the air outlet pipe 504 is connected with the waste gas treatment pipeline system of the factory, the filter screen 505 is fixedly connected to the interior of the box body 1, plastic film fragments are prevented from entering the air outlet pipe 504 through arrangement of the filter screen 505, the bottom end of the transmission shaft 502 penetrates through the filter screen 505 in a bearing rotation mode and extends downwards.

[0036] The top of the movable plate 507 penetrates through a limiting groove, the middle part of the transmission shaft 502 penetrates through the limiting groove, the movable plate 507 is arranged below the filter screen 505, the cam 506 is fixedly connected to the middle part of the transmission shaft 502, the cam 506 is arranged below the movable plate 507, the bottom of the movable plate 507 is fixedly connected with two columnar top blocks 508, the two columnar top blocks 508 are respectively arranged at the left side and the right side of the cam 506 and are in contact with the cam 506, the left side and the right side of the movable plate 507 are fixedly connected with scraper plates 509, the scraper plates 509 are in sliding connection with the bottom of the filter screen 505, plastic film fragments adsorbed on the bottom of the filter screen 505 due to wind force are scraped to the left side and the right side through leftward and rightward movement of the scraper plates 509.

[0037] The bracket 5010 is arranged at the top of the filter screen 505, a plurality of thimbles 5011 are fixedly connected to the bottom of the bracket 5010, impurities blocked in filter holes of the filter screen 505 are ejected through the thimbles 5011, a spherical top block 5012 is fixedly connected to one side of the transmission shaft 502, the spherical top block 5012 is arranged above the bracket 5010, a spiral slide rail 5013 is fixedly connected to the top of the bracket 5010, the top of the spiral slide rail 5013 is in contact with the spherical top block 5012, a first spring 5014 is sleeved on the transmission shaft 502, the top end of the first spring 5014 is fixedly connected with the bracket 5010, and the bottom end of the first spring 5014 is fixedly connected with the filter screen 505.

[0038] Working principle: first, the plastic film is put into the box 1 from the feed port 2, and then the plastic film is crushed by the electric crushing roller 3, at the same time, the hydraulic motor 501 is started to drive the transmission shaft 502 and the fan 503 to rotate, the dust generated by vibration is sucked upward by the wind generated by the rotation of the fan 503, and then discharged into the waste gas treatment pipeline system of the factory through the filter screen 505 and the air outlet pipe 504, the transmission shaft 502 drives the cam 506 to rotate at the same time, the cam 506 rotates in the process of two cylindrical top blocks 508 repeatedly top the movable plate 507 to the two sides, so that the movable plate 507 moves left and right reciprocatingly, and drives the two scrapers 509 to move left and right reciprocatingly, and the plastic film fragments adhered to the bottom of the filter screen 505 by the wind force are scraped to the two sides, so as to ensure the smoothness of the filter holes on the filter screen 505, the transmission shaft 502 drives the spherical top block 5012 to rotate at the same time, the spherical top block 5012 rotates in the process of contacting with the spiral slide rail 5013, and the support 5010 is pushed downward through the spiral slide rail 5013, and the first spring 5014 is compressed, the support 5010 moves downward to drive the thimble 5011 to move downward and insert into the filter hole on the filter screen 505, and the impurities clogging the filter hole are pushed out, further improving the smoothness of the filter hole on the filter screen 505.

[0039] Please refer to Figures 1-9 On the basis of the above embodiment, in another embodiment of the application, the inside of the box 1 is provided with a spraying mechanism 6, the spraying mechanism 6 comprises a water tank 601, the two sides of the water tank 601 are fixedly connected with the inner wall of the box 1 through supporting rods, the back surface of the water tank 601 is fixedly connected with a water inlet pipe, the rear end of the water inlet pipe penetrates the back inner wall of the box 1, and the transmission shaft 502 penetrates the upper and lower inner walls of the water tank 601 through bearings.

[0040] The inner wall of the box 1 is rotatably connected with a first horizontal shaft 602 through a bearing, the front surface of the first horizontal shaft 602 is fixedly connected with a water outlet pipe 603 through a connecting rod, the water tank 601 and the water outlet pipe 603 are connected through a hose 605, three electric nozzles 604 are fixedly connected on the water outlet pipe 603, the electric nozzles 604 are arranged above the electric crushing roller 3, the water in the water tank 601 is sprayed to the surface of the electric crushing roller 3 through the hose 605, the water outlet pipe 603 and the electric nozzles 604, the static electricity is conducted through the conductivity of water, so as to reduce the accumulation of static electricity on the surface of the electric crushing roller 3, and further avoid the dust from adhering to the surface of the electric crushing roller 3.

[0041] The left outer wall of the box body 1 is fixedly connected with a material tank 606, the inside of the material tank 606 is provided with an antistatic additive, the bottom of the material tank 606 is fixedly connected with a feeding pipe 607, the bottom end of the feeding pipe 607 penetrates into the inside of the water tank 601, the bottom end of the feeding pipe 607 is fixedly connected with a fixed plate, a sliding groove 608 is formed in the fixed plate, a sliding block 609 is slidably connected to the sliding groove 608, a sealing ring is arranged on the side of the sliding block 609 close to the feeding pipe 607, the feeding pipe 607 is sealed by the sliding block 609, a second spring 6010 is fixedly connected to one side of the sliding block 609, and the other side of the second spring 6010 away from the sliding groove 608 is fixedly connected with the inner wall of the sliding groove 608.

[0042] The transmission shaft 502 is fixedly connected with a stirring rod 6012, the stirring rod 6012 is arranged in the inside of the water tank 601, and the side of the sliding block 609 away from the feeding pipe 607 is fixedly connected with a protruding block 6011.

[0043] Working principle: the transmission shaft 502 drives the stirring rod 6012 to rotate, the stirring rod 6012 contacts the protruding block 6011 in the process of rotating, the sliding block 609 is pushed to one side by the protruding block 6011, and the second spring 6010 is compressed, at this time, the sliding block 609 cannot block the bottom end of the feeding pipe 607, and the antistatic additive in the material tank 606 falls into the water tank 601 through the feeding pipe 607, the stirring rod 6012 continues to rotate and is separated from the protruding block 6011, at this time, the second spring 6010 rebounds to drive the sliding block 609 to reset, and the feeding pipe 607 is continuously blocked, so that the antistatic additive is uniformly fed, the antistatic additive and water are mixed by the stirring rod 6012, and the water mixed with the antistatic additive is sprayed onto the electric crushing roller 3 through the hose 605, the water outlet pipe 603 and the electric nozzle 604.

[0044] Please refer to Figures 1-9On the basis of the above embodiment, in another embodiment of the application, the inside of the box body 1 is provided with an oscillating mechanism 7, the oscillating mechanism 7 comprises a second horizontal shaft 701 and a third horizontal shaft 703, the second horizontal shaft 701 and the third horizontal shaft 703 are arranged in the inside of the box body 1, the right ends of the second horizontal shaft 701 and the third horizontal shaft 703 are rotatably connected with the right inner wall of the box body 1 through bearings, the left ends of the second horizontal shaft 701 and the third horizontal shaft 703 rotatably penetrate the left inner wall of the box body 1 through bearings, the left ends of the second horizontal shaft 701 and the third horizontal shaft 703 are drivingly connected through a belt pulley, the second horizontal shaft 701 is arranged between the feeding port 2 and the electric crushing roller 3, three push plates 702 are fixedly connected on the second horizontal shaft 701, the three push plates 702 are arranged in an array, the plastic film put into the feeding port 2 is uniformly stirred onto the electric crushing roller 3 through the rotation of the push plates 702, so that uniform feeding is realized.

[0045] The bottom end of the transmission shaft 502 is fixedly connected with a first bevel gear 704, the third horizontal shaft 703 is fixedly connected with a second bevel gear 705, the first bevel gear 704 is engaged with the second bevel gear 705, the third horizontal shaft 703 is driven to rotate through the first bevel gear 704 and the second bevel gear 705.

[0046] The third horizontal shaft 703 is fixedly connected with a first gear 706, the first horizontal shaft 602 is fixedly connected with a second gear 707, the number of teeth of the second gear 707 is one third of that of the first gear 706, the first gear 706 is engaged with the second gear 707, the right end of the first horizontal shaft 602 is fixedly connected with a torsion spring 708, the right end of the torsion spring 708 is fixedly connected with the right inner wall of the box body 1, the second gear 707 is driven to rotate one third of a circle through the first gear 706, and oscillates under the action of the torsion spring 708.

[0047] Working principle: the transmission shaft 502 drives the first bevel gear 704 to rotate, the first bevel gear 704 drives the third horizontal shaft 703 to rotate through the second bevel gear 705, the third horizontal shaft 703 drives the second horizontal shaft 701 to rotate through the belt pulley, the second horizontal shaft 701 drives the three push plates 702 to rotate, the plastic film put into the feeding port 2 is uniformly stirred onto the electric crushing roller 3 through the rotation of the push plates 702, so that uniform feeding is realized, the third horizontal shaft 703 drives the first gear 706 to rotate, the first gear 706 drives the second gear 707 to rotate one third of a circle, and drives the second horizontal shaft 701 to rotate and stretch the torsion spring 708, with the continuous rotation of the first gear 706, the first gear 706 and the second gear 707 are disengaged, at this time, the second horizontal shaft 701 oscillates back under the resilience of the torsion spring 708, so repeatedly, the second horizontal shaft 701 repeatedly oscillates, and sprays water mixed with anti-static interference agent on the uniformly fed plastic film on the push plates 702.

[0048] The present application provides a kind of film pulverizing device, the method and approach of specifically realizing this technical solution are many, above-mentioned only is the preferred embodiment of the present application, it should be pointed out, for the ordinary skill in the art of this technical field, without departing from the principle of the present application, can also make several improvements and refinements, these improvements and refinements should also be considered as the protection scope of the present application. The components not explicitly described in the present embodiment can be realized by existing technology.

Claims

1. A thin film pulverization device comprising a housing (1), characterized in that: The front of the box (1) is provided with a feeding port (2), the inside of the box (1) is provided with two electric crushing rollers (3), the bottom of the box (1) is provided with a discharge port (4), and the top of the box (1) is provided with a dust removal mechanism (5); The dust removal mechanism (5) comprises a hydraulic motor (501), a transmission shaft (502), a fan (503), an air outlet pipe (504), a filter screen (505), a cam (506), a movable plate (507), and a support (5010); The hydraulic motor (501) is fixedly connected to the top of the box (1), the transmission shaft (502) is arranged in the box (1), the top end of the transmission shaft (502) penetrates through the inner wall of the top of the box (1) and is fixedly connected with the bottom output end of the hydraulic motor (501), the fan (503) is fixedly connected to the middle of the transmission shaft (502), the air outlet pipe (504) is arranged on the right side of the box (1), the filter screen (505) is fixedly connected to the inside of the box (1), the bottom end of the transmission shaft (502) penetrates through the filter screen (505) in rotation through a bearing and extends downward; The top of the movable plate (507) penetrates through a limiting groove, the middle of the transmission shaft (502) penetrates through the limiting groove, the movable plate (507) is arranged below the filter screen (505), the cam (506) is fixedly connected to the middle of the transmission shaft (502), the cam (506) is arranged below the movable plate (507), the bottom of the movable plate (507) is fixedly connected with two columnar top blocks (508), the two columnar top blocks (508) are arranged on the left and right sides of the cam (506) respectively and are in contact with the cam (506), the left and right sides of the movable plate (507) are fixedly connected with scrapers (509), and the scrapers (509) are in sliding connection with the bottom of the filter screen (505); The inside of the box (1) is provided with a spraying mechanism (6), the spraying mechanism (6) comprises a water tank (601), the left and right sides of the water tank (601) are fixedly connected with the inner walls of the box (1) through supporting rods, the back surface of the water tank (601) is fixedly connected with a water inlet pipe, the rear end of the water inlet pipe penetrates through the back inner wall of the box (1), and the transmission shaft (502) penetrates through the upper and lower inner walls of the water tank (601) in rotation through a bearing; The inner wall of the box (1) is rotatably connected with a first horizontal shaft (602), the front of the first horizontal shaft (602) is fixedly connected with a water outlet pipe (603) through a connecting rod, the water tank (601) and the water outlet pipe (603) are connected through a hose (605), three electric nozzles (604) are fixedly connected to the water outlet pipe (603), and the electric nozzles (604) are arranged above the electric crushing rollers (3). The left outer wall of the box (1) is fixedly connected with a material tank (606), the inside of the material tank (606) is provided with an antistatic additive, the bottom of the material tank (606) is fixedly connected with a feeding pipe (607), the bottom end of the feeding pipe (607) penetrates into the inside of the water tank (601), the bottom end of the feeding pipe (607) is fixedly connected with a fixed plate, a sliding groove (608) is formed in the fixed plate, a sliding block (609) is slidably connected to the sliding groove (608), a sealing ring is arranged on the side of the sliding block (609) close to the feeding pipe (607), a second spring (6010) is fixedly connected to the side of the sliding block (609), and the other side of the second spring (6010) away from the sliding groove (608) is fixedly connected with the inner wall of the sliding groove (608). The transmission shaft (502) is fixedly connected with a stirring rod (6012), the stirring rod (6012) is arranged in the inside of the water tank (601), the side of the sliding block (609) away from the feeding pipe (607) is fixedly connected with a protruding block (6011), and the stirring rod (6012) is in contact with the protruding block (6011). The inside of the box (1) is provided with an oscillating mechanism (7), the oscillating mechanism (7) comprises a second horizontal shaft (701) and a third horizontal shaft (703), the second horizontal shaft (701) and the third horizontal shaft (703) are arranged in the inside of the box (1), the right ends of the second horizontal shaft (701) and the third horizontal shaft (703) are rotatably connected with the right inner wall of the box (1) through bearings, the left ends of the second horizontal shaft (701) and the third horizontal shaft (703) rotatably penetrate the left inner wall of the box (1) through bearings, the left ends of the second horizontal shaft (701) and the third horizontal shaft (703) are drivingly connected through belt pulleys, the second horizontal shaft (701) is arranged between the feeding port (2) and the electric crushing roller (3), and three push plates (702) are fixedly connected to the second horizontal shaft (701) and arranged in an array. The bottom end of the transmission shaft (502) is fixedly connected with a first bevel gear (704), the third horizontal shaft (703) is fixedly connected with a second bevel gear (705), and the first bevel gear (704) is engaged with the second bevel gear (705). The third horizontal shaft (703) is fixedly connected with a first gear (706), the first horizontal shaft (602) is fixedly connected with a second gear (707), the number of teeth of the second gear (707) is one third of that of the first gear (706), the first gear (706) is engaged with the second gear (707), and the right end of the first horizontal shaft (602) is fixedly connected with a torsional spring (708).

2. A film pulverization device according to claim 1, characterized by: The support (5010) is arranged at the top of the filter screen (505), the bottom of the support (5010) is fixedly connected with a plurality of thimbles (5011), one side of the transmission shaft (502) is fixedly connected with a spherical top block (5012), the spherical top block (5012) is arranged above the support (5010), the top of the support (5010) is fixedly connected with a spiral slide rail (5013), the top of the spiral slide rail (5013) is in contact with the spherical top block (5012), the transmission shaft (502) is sleeved with a first spring (5014), the top end of the first spring (5014) is fixedly connected with the support (5010), and the bottom end of the first spring (5014) is fixedly connected with the filter screen (505).

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