Coated paper processing waste crushing device

Abstract

The invention discloses a coated paper processing waste smashing device which comprises a first smashing box, a second smashing box is arranged below the first smashing box, a material distributing box is arranged below the second smashing box, a first feeding hopper is arranged above the first smashing box, a smashing roller assembly is arranged in the first smashing box, and a second feeding hopper is arranged in the second smashing box. The number of the smashing roller assemblies is two, a second discharging opening is formed in the bottom of the first smashing box, a smashing structure is arranged in the second smashing box, a partition plate is arranged in the material distribution box, and a fan assembly is arranged on one side of the material distribution box. The coated paper is crushed through the crushing roller assembly firstly, then the coated paper is cut through the crushing knife, the coated paper is crushed more thoroughly, separation is carried out according to different weights of the coated paper of different sizes, the unqualified coated paper is separated out and crushed, it is ensured that the coated paper is crushed thoroughly, and the coated paper crushing efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of waste crushing, in particular to a waste crushing device for laminated paper processing. Background Art

[0002] Laminated paper is a paper-plastic composite material. Laminated paper is a composite material in which plastic particles are coated on the surface of paper through a cast film machine. It is often used to make ink prints and packaging materials. It has the characteristics of a hard film layer, strong viscosity and large thickness. It is suitable for industries such as electronics, automotive foam, and printing. In the food field, laminated paper can be used as packaging paper for dried fruits, cakes, pies and other foods. It can also be processed into paper cups, lunch boxes, paper bowls and other products for food serving. Laminated paper will produce some waste during the processing, which needs to be crushed and recycled. High-speed rotating blades are usually used to quickly cut and crush the laminated paper.

[0003] The Chinese patent publication number is CN119034898A, and the authorization announcement date is November 29, 2024. A coated paper processing waste crushing device and method, involving the field of coated paper recycling and processing technology, the output end of the servo motor is fixedly connected to the output shaft, and an elastic scraper is set. When the photoelectric probe detects that the parameter value in the crushing area is inconsistent with the initial parameter value, the drive motor will drive the elastic scraper to move, and move the elastic scraper to the crushing area. The side of the elastic scraper contacts the crushing blade, and the glue is scraped off when the crushing blade rotates, and when the parameter value detected by the photoelectric probe again is consistent with the initial parameter value, the drive motor will drive the elastic scraper to move back to the initial position, and the heating plate heats the glue scraped off the surface of the elastic scraper, so that the debris and glue flow into the collection frame, thereby cleaning the glue remaining on the surface of the crushing blade, avoiding the problem of a large amount of coated paper adhering to the surface of the crushing blade, and realizing automatic cleaning operation without stopping, thereby improving production efficiency.

[0004] The existing pulverizing device has a single pulverizing mode, and generally adopts a single pulverizing roller to pulverize the laminated paper. The pulverizing effect on the laminated paper is limited. The laminated paper is easy to pass along the rotating direction of the pulverizing roller. The laminated paper after pulverization is of different sizes. The laminated paper that fails to be pulverized can not be separated quickly. The laminated paper needs to be pulverized for multiple times, which increases the time consumption of the laminated paper pulverizing process, reduces the laminated paper pulverizing efficiency, and cannot meet the use requirements. Summary of the invention

[0005] The object of the present invention is to provide a waste pulverizing device for laminated paper processing to solve the problem that the existing pulverizing device mentioned in the above background technology has a single pulverizing mode, generally uses a single pulverizing roller to pulverize the laminated paper, and the pulverizing effect on the laminated paper is limited. The laminated paper is easy to pass along the rotation direction of the pulverizing roller. The sizes of the laminated paper after pulverization are different. The laminated paper that fails to be pulverized can not be separated quickly, and the laminated paper needs to be pulverized multiple times, which increases the time consumption of the laminated paper pulverizing process, reduces the laminated paper pulverizing efficiency, and cannot meet the use requirements.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: a coated paper processing waste pulverizing device comprises a first pulverizing box, a second pulverizing box is arranged below the first pulverizing box, and the second pulverizing box is fixedly connected to the first pulverizing box, a material distribution box is arranged below the second pulverizing box, and the material distribution box is fixedly connected to the second pulverizing box, a first feeding hopper is arranged above the first pulverizing box, and the first feeding hopper is connected to the first pulverizing box as a whole, a pulverizing roller assembly is arranged inside the first pulverizing box, two pulverizing roller assemblies are arranged, and the pulverizing roller assembly is rotatably connected to the first pulverizing box, and the two pulverizing roller assemblies mesh with each other. The two boxes are connected together, a second discharge port is provided at the bottom of the first crushing box, a crushing structure is provided inside the second crushing box, a third discharge port is provided at the bottom of the second crushing box, a feed port is provided at the top of the distribution box, and the feed port is provided below the third discharge port, a partition is provided inside the distribution box, two partitions are provided, and the partition is fixedly connected to the distribution box, a fan assembly is provided on one side of the distribution box, and the fan assembly is connected to the distribution box as a whole, the fan assembly is provided on one side below the feed port, a first discharge port is provided at the bottom of the first crushing box, and three first discharge ports are provided.

[0007] By adopting the above technical scheme, the laminated paper is added from the first feeding hopper to the first crushing box, the rotating crushing roller assembly contacts the laminated paper, crushes the laminated paper, and the crushed laminated paper falls into the second crushing box from the second discharge port. The laminated paper falling into the second crushing box is shredded by the crushing structure, and the crushed laminated paper falls into the distribution box from the third discharge port and the feed port. The fan assembly is turned on to blow the falling laminated paper, and the light laminated paper will be blown away from the fan assembly. The partition in the distribution box divides the distribution box into multiple chambers, and laminated papers of different weights fall into different chambers. The crushed laminated paper is collected separately according to size, and the first discharge port discharges the laminated paper that falls into the chamber.

[0008] Furthermore, a driving seat is provided on one side of the first crushing box, and the driving seat is connected to the first crushing box by screws, a second motor is provided on one side of the driving seat, and the second motor is connected to the driving seat by screws, a gear is provided inside the driving seat, two gears are provided, and the two gears are connected to one end of the crushing roller assembly, and the output end of the second motor is connected to a gear, and the two gears are meshed and connected.

[0009] By adopting the above technical solution, the second motor is turned on to drive a gear to rotate, the two gears are meshed and connected, and the two crushing roller assemblies are connected to the second motor through two gear transmissions. As the gears rotate, the two crushing roller assemblies are driven to rotate synchronously in opposite directions.

[0010] Furthermore, a connecting plate is provided inside the first crushing box, and the connecting plate is fixedly connected to the first crushing box, the connecting plate is provided on one side of the two crushing roller assemblies, one end of the connecting plate extends to the gap between the crushing roller assemblies, and the connecting plate is in contact with the crushing roller assembly.

[0011] By adopting the above technical solution, the connecting plate contacts the pulverizing roller assembly, and the connecting plate scrapes off the sticky substances stuck on the pulverizing roller assembly, ensuring that the pulverizing roller assembly can normally pulverize the coated paper, and can also effectively prevent a large amount of coated paper from sticking to the pulverizing roller assembly and causing it to get stuck.

[0012] Furthermore, the crushing structure includes a first crushing knife structure and a second crushing knife structure, and the second crushing knife structure is arranged below the first crushing knife structure, and the second crushing knife structure is connected to the second crushing box by screws.

[0013] By adopting the above technical solution, the first shredding knife structure and the second shredding knife structure shred the laminated paper scraps falling into the second shredding box again. After the laminated paper is shredded twice, the laminated paper can be shredded more thoroughly, thereby improving the shredding effect of the laminated paper.

[0014] Furthermore, the first crushing knife structure and the second crushing knife structure each include a mounting frame and a crushing knife, at least three crushing knives are provided, and the crushing knives are equidistantly arranged on the inner side of the mounting frame, the crushing knives are fixedly connected to the mounting frame, the crushing knives on the first crushing knife structure and the second crushing knife structure are arranged in opposite directions, and the crushing knives on the first crushing knife structure and the second crushing knife structure are fitted together, and the cross-section of the crushing knife is arranged in a trapezoidal shape.

[0015] By adopting the above technical solution, the lower crushing knife is fixed differently, and the upper crushing knife moves back and forth horizontally. When the upper crushing knife overlaps with the lower crushing knife, the upper and lower groups of crushing knives cut the laminated paper. There are multiple groups of crushing knives, which increases the cutting efficiency of the laminated paper.

[0016] Furthermore, a mounting groove is provided on the inner wall of the second crushing box, and two mounting grooves are provided. Both ends of the first crushing knife structure extend into the interior of the mounting groove, and the first crushing knife structure is slidably connected to the second crushing box. An electric push rod is provided inside the mounting groove, and the electric push rod is provided on one side of the four corners of the first crushing knife structure, and both ends of the electric push rod are fixedly connected to the second crushing box and the first crushing knife structure respectively.

[0017] By adopting the above technical solution, the electric push rod drives the first crushing knife structure to move telescopically along the installation groove, and the laminated paper scraps fall between the first crushing knife structure and the second crushing knife structure. As the first crushing knife structure is extended and retracted, the upper and lower crushing knives overlap, and the crushing knives contact with the laminated paper scraps, and the laminated paper scraps are cut into pieces with the help of the crushing knives.

[0018] Furthermore, a material guide plate is arranged above the pulverizing structure, two material guide plates are arranged, and the material guide plates are fixedly connected to the first pulverizing box, and the two material guide plates are arranged on both sides below the second discharge port, and the material guide plates are arranged obliquely.

[0019] By adopting the above technical solution, the guide plate guides the falling laminated paper scraps, so that the laminated paper scraps can be better dropped onto the crushing structure for cutting processing.

[0020] Furthermore, a loading rack is provided on one side of the first feeding hopper, and the loading rack is inclined, conveying rollers are provided inside the two ends of the loading rack, two conveying rollers are provided, and the conveying rollers are rotatably connected to the loading rack, a conveyor belt is provided between the two conveying rollers, and the conveyor belt is transmission-connected to the loading rack, a first motor is provided on one side of the lower end of the loading rack, and the first motor is connected to the loading rack by screws, the output end of the first motor is connected to one end of the conveying roller, and a second feeding hopper is provided above the lower end of the loading rack, and the second feeding hopper is connected to the loading rack by screws.

[0021] By adopting the above technical solution, the laminated paper is put into the second feeding hopper, and the first motor drives the conveying roller to rotate. As the conveying roller rotates, the conveyor belt is driven to move. The moving conveyor belt causes the laminated paper to be transported along the conveyor belt, and the laminated paper is transported and falls into the first feeding hopper, thereby realizing automatic loading of laminated paper waste without manual feeding, saving time and effort, and improving the laminated paper crushing efficiency.

[0022] Furthermore, a support frame is provided below the outside of the first crushing box, the second crushing box and the distribution box, and the support frame is connected to the first crushing box, the second crushing box and the distribution box by screws. A rubber plate is provided at the lower end of the support frame, and the rubber plate is fixedly connected to the support frame.

[0023] By adopting the above technical solution, the support frame supports the crushing device, and the rubber plate can not only increase the force-bearing area of ​​the support frame, but also play a vibration-reducing role, thereby improving the stability of the crushing device.

[0024] Compared with the prior art, the present invention has the following beneficial effects:

[0025] 1. The device of the invention is provided with a first crushing box, a second crushing box, a second motor, a crushing roller assembly, a gear and a crushing structure. The crushing roller assembly is rotatably connected with the first crushing box, the second motor drives a gear to rotate, the two gears are meshed and connected, the two crushing roller assemblies are connected with the second motor through two gear transmissions, and the rotation of the gear drives the two crushing roller assemblies to rotate synchronously in the opposite direction, the rotating crushing roller assembly contacts with the coated paper, crushes the coated paper, and the crushed coated paper falls into the second crushing box from the second discharge port, and the coated paper is crushed again with the help of the crushing structure, the electric push rod drives the first crushing knife structure to telescopically move along the installation groove, and the coated paper shreds fall between the first crushing knife structure and the second crushing knife structure, the lower crushing knife is fixed differently, and the upper crushing knife reciprocates horizontally, and the upper and lower crushing knives overlap with the reciprocating movement of the upper crushing knife, and the crushing knife contacts with the coated paper shreds, and the coated paper shreds are shredded with the help of the crushing knife, and there are multiple groups of crushing knives, and the coated paper is crushed more thoroughly after two crushing processes, thereby improving the crushing effect of the coated paper;

[0026] 2. The device of the invention is provided with a material distribution box, a fan assembly, a first discharge port and a partition. The crushed coated paper falls from the feed port into the material distribution box. The fan assembly generates a horizontal wind to blow the fallen coated paper. The light coated paper will be blown away from the fan assembly. The coated paper scraps of different weights are blown away at different distances. The blown away coated paper scraps fall under the action of their own gravity. The partition divides the material distribution box into multiple chambers. The coated paper of different weights falls into different chambers. The crushed coated paper is collected separately according to size. The first discharge port discharges the coated paper that falls into the chamber, which is convenient for crushing the incompletely crushed coated paper again, thereby improving the crushing effect of the coated paper.

[0027] 3. The device of the invention is provided with a connecting plate, which is in contact with the crushing roller assembly. The connecting plate scrapes off the sticky substances adhering to the crushing roller assembly, ensuring that the crushing roller assembly can normally crush the coated paper, and can also effectively prevent a large amount of coated paper from sticking to the crushing roller assembly and getting stuck;

[0028] 4. The device of the invention is equipped with a loading rack, a conveyor belt, a second feeding hopper, a first motor and a conveying roller. The coated paper is put into the second feeding hopper, and the first motor drives the conveying roller to rotate. The rotation of the conveying roller drives the conveyor belt to move. The moving conveyor belt transports the coated paper along the conveyor belt and transports the coated paper into the first feeding hopper, thereby realizing automatic loading of waste coated paper without manual feeding, saving time and labor, and improving the shredding efficiency of coated paper. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0030] Figure 2 is a cross-sectional view of the present invention;

[0031] Figure 3 It is a cross-sectional view of the connection between the crushing roller assembly and the first crushing box of the present invention;

[0032] Figure 4 A diagram showing the connection relationship between two crushing roller assemblies of the present invention;

[0033] Figure 5 It is a front view of the crushing structure of the present invention;

[0034] Figure 6 This is a front view of the first crushing knife structure of the present invention;

[0035] Figure 7 It is a cross-sectional view of the connection between the first crushing knife structure and the second crushing box of the present invention;

[0036] Figure 8 It is a perspective structural diagram of the material distribution box of the present invention;

[0037] Fig. 9 This is a diagram showing the connection relationship between the conveyor belt and the loading rack of the present invention.

[0038] In the figure: 1. first crushing box; 2. first feeding hopper; 3. loading rack; 4. conveyor belt; 5. second feeding hopper; 6. first motor; 7. second crushing box; 8. material distribution box; 9. fan assembly; 10. first discharge port; 11. support frame; 12. rubber plate; 13. drive seat; 14. second motor; 15. crushing roller assembly; 16. gear; 17. second discharge port; 18. crushing structure; 19. guide plate; 20. third discharge port; 21. feed port; 22. partition; 23. connecting plate; 24. first crushing knife structure; 25. second crushing knife structure; 26. mounting frame; 27. crushing knife; 28. mounting slot; 29. ​​electric push rod; 30. conveyor roller. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0040] See also Figure 1-9 , an embodiment of the present invention provides: a coated paper processing waste pulverizing device, comprising a first pulverizing box 1, a second pulverizing box 7 is arranged below the first pulverizing box 1, and the second pulverizing box 7 is fixedly connected to the first pulverizing box 1, a distribution box 8 is arranged below the second pulverizing box 7, and the distribution box 8 is fixedly connected to the second pulverizing box 7, a first feeding hopper 2 is arranged above the first pulverizing box 1, and the first feeding hopper 2 is connected to the first pulverizing box 1 as a whole, a pulverizing roller assembly 15 is arranged inside the first pulverizing box 1, two pulverizing roller assemblies 15 are arranged, and the pulverizing roller assembly 15 is rotatably connected to the first pulverizing box 1, and the two pulverizing roller assemblies 15 are meshed and connected, a second discharge port 17 is arranged at the bottom of the first pulverizing box 1, a pulverizing structure 18 is arranged inside the second pulverizing box 7, a third discharge port 20 is arranged at the bottom of the second pulverizing box 7, a feed port 21 is arranged on the top of the distribution box 8, and the feed port 2 1 is arranged below the third discharge port 20, a partition 22 is arranged inside the distribution box 8, two partitions 22 are arranged, and the partition 22 is fixedly connected to the distribution box 8, a fan assembly 9 is arranged on one side of the distribution box 8, and the fan assembly 9 is connected to the distribution box 8 as a whole, and the fan assembly 9 is arranged on one side below the feed port 21, a first discharge port 10 is arranged at the bottom of the first crushing box 1, and three first discharge ports 10 are arranged, a driving seat 13 is arranged on one side of the first crushing box 1, and the driving seat 13 is connected to the first crushing box 1 by screws, a second motor 14 is arranged on one side of the driving seat 13, and the second motor 14 is connected to the driving seat 13 by screws, a gear 16 is arranged inside the driving seat 13, two gears 16 are arranged, and the two gears 16 are connected to one end of the crushing roller assembly 15, and the output end of the second motor 14 is connected to a gear 16, and the two gears 16 are meshedly connected.

[0041] During use: add the coated paper from the first feeding hopper 2 to the first crushing box 1, turn on the second motor 14 to drive a gear 16 to rotate, the two gears 16 are meshed and connected, and as the gear 16 rotates, the two crushing roller assemblies 15 are driven to rotate synchronously, and the rotating crushing roller assemblies 15 contact the coated paper to crush the coated paper, and the crushed coated paper falls into the second crushing box 7 from the second discharge port 17, and the coated paper falling into the second crushing box 7 is shredded by the crushing structure 18, and the crushed coated paper falls into the distribution box 8 from the third discharge port 20 and the feed port 21, turn on the fan assembly 9 to blow the falling coated paper, and the light coated paper will be blown away from the fan assembly 9. The partition 22 in the distribution box 8 divides the distribution box 8 into multiple chambers, and coated papers of different weights fall into different chambers. The crushed coated paper is collected separately according to size, and the first discharge port 10 discharges the coated paper that falls into the chamber.

[0042] See also Figure 3 A connecting plate 23 is provided inside the first crushing box 1, and the connecting plate 23 is fixedly connected to the first crushing box 1. The connecting plate 23 is arranged on one side of the two crushing roller assemblies 15. One end of the connecting plate 23 extends to the gap between the crushing roller assemblies 15, and the connecting plate 23 fits the crushing roller assembly 15. The connecting plate 23 contacts the crushing roller assembly 15. The connecting plate 23 scrapes off the sticky material stuck on the crushing roller assembly 15 to ensure that the crushing roller assembly 15 can normally crush the coated paper, and can also effectively prevent a large amount of coated paper from sticking to the crushing roller assembly 15 and getting stuck.

[0043] See also Figure 2 , Figure 5 , Figure 6 and Figure 7The crushing structure 18 includes a first crushing knife structure 24 and a second crushing knife structure 25, and the second crushing knife structure 25 is arranged below the first crushing knife structure 24, and the second crushing knife structure 25 is connected to the second crushing box 7 by screws. The first crushing knife structure 24 and the second crushing knife structure 25 both include a mounting frame 26 and a crushing knife 27. There are at least three crushing knives 27, and the crushing knives 27 are equidistantly arranged on the inner side of the mounting frame 26. The crushing knife 27 is fixedly connected to the mounting frame 26. The crushing knives 27 on the first crushing knife structure 24 and the second crushing knife structure 25 are arranged in opposite directions, and the crushing knives 27 on the first crushing knife structure 24 and the second crushing knife structure 25 are fitted together. The cross-section of the crushing knife 27 is arranged in a trapezoidal shape. A mounting groove 28 is arranged on the inner wall of the second crushing box 7. There are two mounting grooves 28. Both ends of the first crushing knife structure 24 extend to the inside of the mounting groove 28, and the first crushing knife structure 24 is slidably connected to the second crushing box 7. An electric push rod 29 is arranged inside, and the electric push rod 29 is arranged on one side of the four corners of the first crushing knife structure 24. The two ends of the electric push rod 29 are fixedly connected to the second crushing box 7 and the first crushing knife structure 24 respectively. A guide plate 19 is arranged above the crushing structure 18. Two guide plates 19 are arranged, and the guide plates 19 are fixedly connected to the first crushing box 1. The two guide plates 19 are arranged on both sides below the second discharge port 17, and the guide plates 19 are inclined. The guide plates 19 guide the falling coated paper fragments to better make the coated paper fragments fall on the crushing structure 18. The electric push rod 29 is driven to drive the first crushing knife structure 24 to move telescopically along the installation groove 28, and the coated paper fragments fall between the first crushing knife structure 24 and the second crushing knife structure 25. As the first crushing knife structure 24 is extended and retracted, the upper and lower crushing knives 27 overlap, and the crushing knife 27 contacts with the coated paper fragments. The coated paper fragments are shredded with the help of the crushing knife 27. The coated paper is crushed twice to improve the crushing effect of the coated paper.

[0044] See also Figure 1 and Fig. 9A loading rack 3 is provided on one side of the first feeding hopper 2, and the loading rack 3 is tilted. Conveying rollers 30 are provided inside the two ends of the loading rack 3. Two conveying rollers 30 are provided, and the conveying rollers 30 are rotatably connected to the loading rack 3. A conveying belt 4 is provided between the two conveying rollers 30, and the conveying belt 4 is transmission-connected to the loading rack 3. A first motor 6 is provided on one side of the lower end of the loading rack 3, and the first motor 6 is connected to the loading rack 3 by screws. The output end of the first motor 6 is connected to one end of the conveying roller 30. A second feeding hopper 5 is provided above the lower end of the loading rack 3, and the second feeding hopper 5 is connected to the loading rack 3 by screws. The first crushing box 1, the second crushing box 7 and the distribution box 8 are provided below the outside. A support frame 11 is provided, and the support frame 11 is connected to the first crushing box 1, the second crushing box 7 and the distribution box 8 by screws. A rubber plate 12 is provided at the lower end of the support frame 11, and the rubber plate 12 is fixedly connected to the support frame 11. The coated paper is put into the second feeding hopper 5, and the first motor 6 is turned on to drive the conveying roller 30 to rotate. As the conveying roller 30 rotates, the conveyor belt 4 is driven to move. The moving conveyor belt 4 transports the coated paper along the conveyor belt 4, and the coated paper is transported and falls into the first feeding hopper 2. The support frame 11 supports the crushing device, and the rubber plate 12 can not only increase the force-bearing area of ​​the support frame 11, but also play a vibration reduction role, thereby improving the stability of the crushing device.

[0045] Working principle: put the coated paper into the second feeding hopper 5, turn on the first motor 6 to drive the conveying roller 30 to rotate, and the conveying roller 30 rotates to drive the conveyor belt 4 to move. The moving conveyor belt 4 allows the coated paper to be transported along the conveyor belt 4, and the coated paper is transported and falls into the first feeding hopper 2, and the coated paper falls into the first crushing box 1; turn on the second motor 14 to drive a gear 16 to rotate, and the two gears 16 are meshed and connected. As the gear 16 rotates, the two crushing roller assemblies 15 are driven to rotate synchronously. The rotating crushing roller assemblies 15 contact the coated paper and crush the coated paper. The crushed coated paper falls into the second crushing box 7 from the second discharge port 17; the guide plate 19 guides the fallen coated paper fragments, and drives the electric push rod 29 to drive the first crushing knife structure 24 to telescopically move along the mounting groove 28, and the coated paper fragments The laminated paper falls between the first pulverizing blade structure 24 and the second pulverizing blade structure 25. As the first pulverizing blade structure 24 is extended and retracted, the upper and lower pulverizing blades 27 overlap, and the pulverizing blade 27 contacts with the laminated paper fragments. The laminated paper fragments are shredded with the help of the pulverizing blade 27. The laminated paper is pulverized twice to improve the pulverization effect of the laminated paper. The pulverized laminated paper falls into the distribution box 8 from the third discharge port 20 and the feed port 21. The fan assembly 9 is turned on to generate lateral wind. The falling laminated paper is blown away from the fan assembly 9 by the wind, and the light laminated paper will be blown away from the fan assembly 9. The laminated paper fragments of different weights are blown away at different distances. The partition 22 divides the distribution box 8 into multiple chambers. The laminated paper of different weights falls into different chambers. The pulverized laminated paper is collected separately according to size, and the first discharge port 10 discharges the laminated paper that has fallen into the chamber. The connecting plate 23 contacts with the crushing roller assembly 15, and the connecting plate 23 scrapes off the sticky substances adhering to the crushing roller assembly 15, so as to ensure that the crushing roller assembly 15 can normally crush the coated paper, and can also effectively prevent a large amount of coated paper from adhering to the crushing roller assembly 15 and getting stuck.

[0046] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pulverizing device for waste from laminated paper processing, comprising a first pulverizing box (1), characterized in that: A second crushing box (7) is arranged below the first crushing box (1), and the second crushing box (7) is fixedly connected to the first crushing box (1); a material distribution box (8) is arranged below the second crushing box (7), and the material distribution box (8) is fixedly connected to the second crushing box (7); a first feeding hopper (2) is arranged above the first crushing box (1), and the first feeding hopper (2) is connected to the first crushing box (1) as a whole; a crushing roller assembly (15) is arranged inside the first crushing box (1), two crushing roller assemblies (15) are arranged, and the crushing roller assemblies (15) are rotatably connected to the first crushing box (1), and the two crushing roller assemblies (15) are meshedly connected; a second discharge port (17) is arranged at the bottom of the first crushing box (1), and the second A crushing structure (18) is arranged inside the crushing box (7); a third discharge port (20) is arranged at the bottom of the second crushing box (7); a feed port (21) is arranged at the top of the distribution box (8), and the feed port (21) is arranged below the third discharge port (20); a partition (22) is arranged inside the distribution box (8), two partitions (22) are arranged, and the partition (22) is fixedly connected to the distribution box (8); a fan assembly (9) is arranged on one side of the distribution box (8), and the fan assembly (9) is connected to the distribution box (8) as a whole; the fan assembly (9) is arranged on one side below the feed port (21); a first discharge port (10) is arranged at the bottom of the first crushing box (1), and three first discharge ports (10) are arranged.

2. The device for crushing waste from laminated paper processing according to claim 1, characterized in that: A drive seat (13) is provided on one side of the first crushing box (1), and the drive seat (13) is connected to the first crushing box (1) by screws; a second motor (14) is provided on one side of the drive seat (13), and the second motor (14) is connected to the drive seat (13) by screws; a gear (16) is provided inside the drive seat (13), two gears (16) are provided, and the two gears (16) are connected to one end of the crushing roller assembly (15); an output end of the second motor (14) is connected to a gear (16), and the two gears (16) are meshedly connected.

3. The device for crushing waste from laminated paper processing according to claim 1, characterized in that: A connecting plate (23) is provided inside the first crushing box (1), and the connecting plate (23) is fixedly connected to the first crushing box (1); the connecting plate (23) is provided on one side of the two crushing roller assemblies (15); one end of the connecting plate (23) extends to the gap between the crushing roller assemblies (15), and the connecting plate (23) is in contact with the crushing roller assemblies (15).

4. The device for crushing waste from laminated paper processing according to claim 1, characterized in that: The crushing structure (18) comprises a first crushing knife structure (24) and a second crushing knife structure (25), wherein the second crushing knife structure (25) is arranged below the first crushing knife structure (24), and the second crushing knife structure (25) is connected to the second crushing box (7) by screws.

5. The device for crushing waste from laminated paper processing according to claim 4, characterized in that: The first crushing knife structure (24) and the second crushing knife structure (25) both comprise a mounting frame (26) and a crushing knife (27). At least three crushing knives (27) are provided, and the crushing knives (27) are arranged equidistantly on the inner side of the mounting frame (26). The crushing knives (27) are fixedly connected to the mounting frame (26). The crushing knives (27) on the first crushing knife structure (24) and the second crushing knife structure (25) are arranged in opposite directions, and the crushing knives (27) on the first crushing knife structure (24) and the second crushing knife structure (25) are fitted together. The cross section of the crushing knife (27) is arranged in a trapezoidal shape.

6. The device for crushing waste from laminated paper processing according to claim 5, characterized in that: The inner wall of the second crushing box (7) is provided with a mounting groove (28), and two mounting grooves (28) are provided. Both ends of the first crushing knife structure (24) extend into the interior of the mounting groove (28), and the first crushing knife structure (24) is slidably connected to the second crushing box (7). An electric push rod (29) is provided inside the mounting groove (28), and the electric push rod (29) is arranged on one side of the four corners of the first crushing knife structure (24), and the two ends of the electric push rod (29) are respectively fixedly connected to the second crushing box (7) and the first crushing knife structure (24).

7. The device for crushing waste from laminated paper processing according to claim 1, characterized in that: A material guide plate (19) is arranged above the pulverizing structure (18), two material guide plates (19) are arranged, and the material guide plates (19) are fixedly connected to the first pulverizing box (1), and the two material guide plates (19) are arranged on both sides below the second discharge port (17), and the material guide plates (19) are arranged obliquely.

8. The device for crushing waste from laminated paper processing according to claim 1, characterized in that: A loading rack (3) is provided on one side of the first feeding hopper (2), and the loading rack (3) is inclined. Conveying rollers (30) are provided inside the two ends of the loading rack (3). Two conveying rollers (30) are provided, and the conveying rollers (30) are rotatably connected to the loading rack (3). A conveyor belt (4) is provided between the two conveying rollers (30), and the conveyor belt (4) is transmission-connected to the loading rack (3). A first motor (6) is provided on one side of the lower end of the loading rack (3), and the first motor (6) is connected to the loading rack (3) by screws. The output end of the first motor (6) is connected to one end of the conveying roller (30). A second feeding hopper (5) is provided above the lower end of the loading rack (3), and the second feeding hopper (5) is connected to the loading rack (3) by screws.

9. The laminated paper processing waste pulverizing device according to claim 1, characterized in that: A support frame (11) is arranged below the outside of the first crushing box (1), the second crushing box (7) and the distribution box (8), and the support frame (11) is connected to the first crushing box (1), the second crushing box (7) and the distribution box (8) by screws. A rubber plate (12) is arranged at the lower end of the support frame (11), and the rubber plate (12) is fixedly connected to the support frame (11).

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