A waste paper crushing auxiliary device for color printing

Abstract

The present invention discloses a waste paper shredding auxiliary device for color printing, comprising a shredding box, a box cover and a recovery chamber, wherein a primary shredding mechanism, a feeding mechanism and an air blowing mechanism are arranged inside the shredding box, and a secondary shredding mechanism is arranged inside the recovery chamber, wherein the primary shredding mechanism is a set of rolling cutters and rotating cutters, and a set of cutting guards are rotatably connected to the outer wall of a second driving rod. The present invention provides an air blowing mechanism, and when the device is shredding a large amount of waste paper, a first driving motor generates a large amount of heat when working for a long time, and a fan is used to blow the heat generated by a driving motor into the recovery chamber through an air intake hole, so that the waste paper debris that is initially shredded in the recovery chamber can be blown up, so that it floats irregularly in the recovery chamber, and the shredding knife can further shred it, thereby enhancing the shredding degree of the color printing waste paper by the device, and at the same time, the hot air continuously blows on the debris to increase its temperature and evaporate moisture, so that the waste paper debris is deformed and becomes brittle, which helps to shred it into smaller particles.

Description

Technical Field

[0001] The invention relates to the technical field of pulverizing devices, and in particular to a waste paper pulverizing auxiliary device for color printing. Background Art

[0002] Color printing is a technology that uses different color plates to print on the same page in batches to achieve a color picture effect. The original text, pictures, photos, etc. are transferred to the surface of paper, fabric, leather and other materials through plate making, inking, and pressurization processes to copy the original content in batches. Color printing generally uses flatbed printing.

[0003] As the color printing industry becomes stronger and stronger, more and more waste paper is produced. Putting the waste paper into the trash can takes up a lot of space, and the staff needs to spend a long time to deal with the trash can, which also brings great pressure to the cleaning staff. Therefore, there is an urgent need for a waste paper shredding auxiliary device for color printing to solve this problem. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings of the prior art and to propose a waste paper shredding auxiliary device for color printing.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A waste paper shredding auxiliary device for color printing comprises a shredding box, a box cover and a recovery chamber, wherein a primary shredding mechanism, a feeding mechanism and an air blowing mechanism are arranged inside the shredding box, and a secondary shredding mechanism is arranged inside the recovery chamber, wherein the primary shredding mechanism comprises two pairs of rolling cutters and a rotary cutter, two first driving rods and a second driving rod are rotatably connected between the inner walls on both sides of the shredding box, the outer walls of the two first driving rods are respectively fixedly connected to the two pairs of rolling cutters, the outer wall of the second driving rod is fixedly connected to the rotary cutter, cutting guards are arranged on both sides of the rotary cutter, and the two cutting guards are rotatably connected to the outer wall of the second driving rod.

[0007] Preferably, a first driving motor is provided on the inner wall of one side of the crushing box, and the output shaft of the first driving motor is poweredly connected to a rotating shaft, and one end of the rotating shaft away from the first driving motor is rotatably connected to the inner wall of the other side of the crushing box, and the outer wall of the rotating shaft and the outer wall of the second driving rod are transmission-connected with the same first belt, and the second driving rod and one of the first driving rods are transmission-connected with the same second belt, and the outer walls of the two first driving rods are fixedly connected with spur gears, and the two spur gears are meshed with each other.

[0008] Preferably, the blowing mechanism is a fan, which is located on the side wall of one side of the crushing box. A feed port is provided on one side of the recovery chamber, and the feed port is located below the rotating cutter. Air intake holes are evenly opened at the bottom of the recovery chamber. An insulation board is provided inside the crushing box, and the insulation board is located above the first drive motor. A support plate is fixedly connected to one side of the insulation board, and the top of the support plate is fixedly connected to the bottom of the recovery chamber.

[0009] Preferably, the secondary crushing mechanism is a crushing knife, a hydraulic cylinder is fixedly connected to the inner wall of the bottom of the box cover, a breathable top plate is fixedly connected to the bottom end of the hydraulic cylinder, the breathable top plate matches the top of the recovery chamber, a second driving motor is fixedly connected to the bottom of the breathable top plate, two first rotating rods are rotatably connected to the bottom of the breathable top plate, and multiple crushing knives are located in a circular array on the outer walls of the two first rotating rods.

[0010] Preferably, a third belt is drivingly connected between the outer wall of the second drive motor output shaft and the outer walls of the two first rotating rods respectively, and a sealing plate is arranged outside the recovery chamber, and the sealing plate matches the front side of the crushing box.

[0011] Preferably, the feeding mechanism is a feeding guard plate, a top groove is provided on the top of the box cover, the inner walls on both sides of the top groove are rotatably connected to the feeding guard plate, a convex strip is fixedly connected to the bottom of the box cover, and a feeding opening is provided inside the convex strip and at the bottom of the feeding guard plate, a plurality of elastic rods are evenly arranged on the inner wall of one side of the feeding guard plate, the other ends of the plurality of elastic rods are fixedly connected to the same splint, and a reset spring is arranged between the plurality of elastic rods and the splint.

[0012] Preferably, two circular grooves are opened inside the convex strip, and the two circular grooves are located on both sides of the feed opening. The inner walls of the two circular grooves are rotatably connected to the second rotating rods, and the outer walls of the second rotating rods are provided with friction rubber strips in a circular array. The other ends of the two second rotating rods are fixedly connected to micro motors, and the feed opening is located above the center line of the two rolling cutters.

[0013] Preferably, a controller is provided inside the pulverizing box, and the controller is respectively connected to the first drive motor, the fan, the hydraulic cylinder, and the second drive motor by signals.

[0014] Preferably, a mounting groove is provided between the top of the pulverizing box body and the bottom of the box cover, the corresponding mounting grooves between the pulverizing box body and the box cover are mutually engaged, and a bottom wheel with a brake is provided at the bottom of the pulverizing box body.

[0015] The beneficial effects of the present invention are:

[0016] 1. Through the provided blowing mechanism, when the device is shredding a large amount of waste paper, the first driving motor generates a large amount of heat when working for a long time. The heat generated by the first driving motor is blown into the recovery chamber through the air inlet through hole by the fan, so that the waste paper debris that has been initially shredded in the recovery chamber can be blown up, so that it floats irregularly in the recovery chamber, and the shredder can further shred it, thereby enhancing the shredding degree of the color-printed waste paper by the device. At the same time, the hot air continuously blows on the debris to raise its temperature and evaporate its moisture, so that the waste paper debris is deformed and becomes brittle, which helps to shred it into smaller particles;

[0017] 2. Through the secondary crushing mechanism, when the device is working, the hydraulic cylinder is activated to fix the air-permeable top plate on the top of the recovery chamber, so that the inside of the recovery chamber becomes a closed space, which can prevent waste paper debris from flying out when the fan is blowing. At the same time, the two second rotating rods rotate under the drive of the third belt, so that multiple crushing knives crush the waste paper debris that has been initially crushed again, thereby enhancing the degree of crushing of waste paper debris by the device;

[0018] 3. Through the feeding mechanism, the feeding guard can rotate in the top groove, which is conducive to the storage of the feeding guard, and the elastic rod and the clamping plate inside the feeding guard can push the color printing waste paper to be crushed, so that it keeps moving forward, and automatic feeding can be realized. At the same time, the second rotating rod and the friction rubber strip can assist the feeding of the waste paper, so that it keeps moving downward at a uniform speed, avoiding the deviation of the waste paper process, causing the shredder to jam or shredding failure. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall external structure of a waste paper shredding auxiliary device for color printing proposed by the present invention;

[0020] Figure 2 This is a schematic diagram of the internal cross-sectional structure of a waste paper shredding auxiliary device for color printing proposed by the present invention;

[0021] Figure 3 This is a schematic diagram of the structure of the primary pulverizing mechanism of a waste paper pulverizing auxiliary device for color printing proposed by the present invention;

[0022] Figure 4 This is an enlarged structural schematic diagram of the A position of a waste paper shredding auxiliary device for color printing proposed by the present invention;

[0023] Figure 5 This is a partial exploded view of the secondary pulverizing mechanism of a waste paper pulverizing auxiliary device for color printing proposed by the present invention;

[0024] Figure 6 The present invention is a schematic diagram of the structure of the air blowing mechanism of the waste paper shredding auxiliary device for color printing.

[0025] In the attached drawings: 1. crushing box body; 2. box cover; 3. recovery chamber; 4. first driving rod; 5. rolling cutter; 6. second driving rod; 7. rotating cutter; 8. cutting guard plate; 9. first driving motor; 10. rotating shaft; 11. first belt; 12. second belt; 13. spur gear; 14. feeding port; 15. air inlet hole; 16. heat insulation board; 17. supporting plate; 18. fan; 19. sealing plate; 20. hydraulic cylinder; 21. breathable top plate; 22. second driving motor; 23. first rotating rod; 24. crushing knife; 25. third belt; 26. top groove; 27. feeding guard plate; 28. convex strip; 29. ​​feeding port; 30. elastic rod; 31. splint; 32. reset spring; 33. circular groove; 34. second rotating rod; 35. friction rubber strip; 36. controller; 37. mounting groove. DETAILED DESCRIPTION

[0026] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0027] Reference Figure 1-6 A waste paper shredding auxiliary device for color printing comprises a shredding box 1, a box cover 2 and a recovery chamber 3. A primary shredding mechanism, a feeding mechanism and an air blowing mechanism are arranged inside the shredding box 1. A secondary shredding mechanism is arranged inside the recovery chamber 3. The primary shredding mechanism is two pairs of rolling cutters 5 and a rotary cutter 7. Two first driving rods 4 and a second driving rod 6 are rotatably connected between the inner walls on both sides of the shredding box 1. The outer walls of the two first driving rods 4 are respectively fixedly connected to the two pairs of rolling cutters 5. The outer wall of the second driving rod 6 is fixedly connected to the rotary cutter 7. Cutting guard plates 8 are arranged on both sides of the rotary cutter 7. The two cutting guard plates 8 are rotatably connected to the outer wall of the second driving rod 6. The two pairs of rolling cutters 5 can cut the waste paper into strips of fixed size, and the rotary cutter can cut the strip waste paper into segments of fixed size when it is fed downward.

[0028] At the same time, a first driving motor 9 is provided on the inner wall of one side of the crushing box 1, and the output shaft of the first driving motor 9 is connected to the rotating shaft 10, and the end of the rotating shaft 10 away from the first driving motor 9 is rotatably connected to the inner wall of the other side of the crushing box 1, and the outer wall of the rotating shaft 10 and the outer wall of the second driving rod 6 are transmission-connected with the same first belt 11, and the second driving rod 6 and one of the first driving rods 4 are transmission-connected with the same second belt 12, and the outer walls of the two first driving rods 4 are fixedly connected with spur gears 13, and the two spur gears 13 are meshed with each other to ensure that the two pairs of rolling cutters 5 keep rotating in opposite directions.

[0029] The blowing mechanism is a fan 18, which is located on the side wall of one side of the pulverizing box 1. A feed port 14 is provided on one side of the recovery chamber 3, and the feed port 14 is located below the rotary cutter 7. Air intake holes 15 are evenly opened at the bottom of the recovery chamber 3. A heat insulation board 16 is provided inside the pulverizing box 1, and the heat insulation board 16 is located above the first drive motor 9. A support plate 17 is fixedly connected to one side of the heat insulation board 16, and the top of the support plate 17 is fixedly connected to the bottom of the recovery chamber 3. Continuous blowing of hot air on the debris can heat it up and evaporate moisture, causing the waste paper debris to deform and become brittle, which helps to break it into smaller particles.

[0030] The secondary crushing mechanism is a crushing knife 24. A hydraulic cylinder 20 is fixedly connected to the inner wall at the bottom of the box cover 2. A breathable top plate 21 is fixedly connected to the bottom end of the hydraulic cylinder 20. The breathable top plate 21 matches the top of the recovery chamber 3. A second drive motor 22 is fixedly connected to the bottom of the breathable top plate 21. Two first rotating rods 23 are rotatably connected to the bottom of the breathable top plate 21. Multiple crushing knives 24 are located in a circular array on the outer walls of the two first rotating rods 23. The outer walls of the output shaft of the second drive motor 22 are respectively connected to the outer walls of the two first rotating rods 23 with a third belt 25. A sealing plate 19 is provided on the outside of the recovery chamber 3. The sealing plate 19 matches the front side of the crushing box 1. The fan 18 blows the heat generated by the first drive motor 9 into the recovery chamber 3, which can blow up the waste paper debris and make it float irregularly. The crushing knife 24 can further crush it, thereby enhancing the degree of crushing of color-printed waste paper by the device.

[0031] The feeding mechanism is a feeding guard plate 27. A top groove 26 is provided on the top of the box cover 2. The inner walls on both sides of the top groove 26 are rotatably connected to the feeding guard plate 27. A convex strip 28 is fixedly connected to the bottom of the box cover 2. A feeding port 29 is provided inside the convex strip 28 and at the bottom of the feeding guard plate 27. A plurality of elastic rods 30 are evenly provided on the inner wall of one side of the feeding guard plate 27. The other ends of the plurality of elastic rods 30 are fixedly connected to the same clamping plate 31. A reset spring 32 is provided between the plurality of elastic rods 30 and the clamping plate 31. A convex strip 28 is provided inside. Two circular grooves 33 are located on both sides of the feed opening 29. The inner walls of the two circular grooves 33 are rotatably connected to the second rotating rods 34. The outer wall of the second rotating rods 34 is provided with friction rubber strips 35 in a circular array. The other ends of the two second rotating rods 34 are fixedly connected to the micro motor. The feed opening 29 is located above the center line of the two pairs of rolling cutters 5. Not only can automatic feeding be realized, but the friction rubber strips 35 can also assist in feeding the waste paper, so that it keeps moving downward at a uniform speed, thereby avoiding the waste paper process deviation causing the shredder to jam or shredder failure.

[0032] A controller 36 is disposed inside the pulverizing box 1 , and the controller 36 is signal-connected to the first drive motor 9 , the fan 18 , the hydraulic cylinder 20 , and the second drive motor 22 , respectively.

[0033] An installation groove 37 is provided between the top of the crushing box body 1 and the bottom of the box cover 2. The corresponding installation grooves 37 between the crushing box body 1 and the box cover 2 are engaged with each other. A braked bottom wheel is provided at the bottom of the crushing box body 1. The installation groove 37 facilitates the disassembly, maintenance and replacement of the device, and the braked bottom wheel can prevent the position displacement of the device due to vibration during crushing, thereby enhancing the stability of the device during use.

[0034] Working principle: When in use, check whether the recovery chamber 3 is installed intact, unscrew the feed guard plate 27 from the top groove 26 and place it at an angle, put the color-printed waste paper to be crushed into the feed guard plate 27 and make the clamping plate 31 clamp the waste paper on one side of the discharge port 29 under the action of the elastic rod 30 and the return spring 32, start the device, and the waste paper near the discharge port 29 moves downward under the contact of the two friction rubber strips 35. The two pairs of rolling cutters 5 rotate towards each other under the meshing action of the two spur gears 13, and the color-printed waste paper to be crushed is cut into long strips of fixed size, and continues to move downward. The rotary cutter 7 rotates under the drive of the first belt 11 to cut the long strips of waste paper into segments of fixed size. At this time, the waste paper falls into the feed port 14 in rectangular pieces, and enters the recovery chamber 3. The fan 18 blows the heat generated by the first drive motor 9 into the recovery chamber 3 through the air inlet hole 15, and can blow up the waste paper debris that has been initially crushed in the recovery chamber 3, so that it floats irregularly in the recovery chamber, and the crushing knife 24 can further crush it, thereby enhancing the degree of crushing of the color-printed waste paper by the device. At the same time, the hot air continues to blow on the debris to increase its temperature and evaporate moisture, so that the waste paper debris is deformed and becomes brittle, which helps to crush it into smaller particles. After the crushing is completed, the device stops running, and the hydraulic cylinder 20 works to retract the breathable top plate 21 and the crushing knife 24 upward. At this time, the recovery chamber 3 can be drawn out to complete the cleaning.

[0035] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A waste paper shredding auxiliary device for color printing, comprising a shredding box (1), a box cover (2) and a recovery chamber (3), wherein a primary shredding mechanism, a feeding mechanism and an air blowing mechanism are arranged inside the shredding box (1), and a secondary shredding mechanism is arranged inside the recovery chamber (3), characterized in that: The primary crushing mechanism comprises two pairs of rolling cutters (5) and a rotating cutter (7); two first driving rods (4) and a second driving rod (6) are rotatably connected between the inner walls on both sides of the crushing box (1); the outer walls of the two first driving rods (4) are respectively fixedly connected to the two pairs of rolling cutters (5); the outer wall of the second driving rod (6) is fixedly connected to the rotating cutter (7); cutting guard plates (8) are arranged on both sides of the rotating cutter (7); the two cutting guard plates (8) are rotatably connected to the outer wall of the second driving rod (6); a first driving motor (9) is arranged on the inner wall of one side of the crushing box (1); the output shaft of the first driving motor (9) is motively connected to a rotating shaft (10); one end of the rotating shaft (10) away from the first driving motor (9) is connected to the inner wall of the other side of the crushing box (1). The outer wall of the rotating shaft (10) and the outer wall of the second driving rod (6) are connected to each other by a first belt (11), and the second driving rod (6) and one of the first driving rods (4) are connected to each other by a second belt (12). The outer walls of the two first driving rods (4) are fixedly connected to spur gears (13), and the two spur gears (13) are meshed with each other. The air blowing mechanism is a fan (18), and the fan (18) is located on a side wall of one side of the crushing box (1). A feed port (14) is provided on one side of the recovery chamber (3), and the feed port (14) is located below the rotating cutter (7). Air intake holes (15) are evenly opened at the bottom of the recovery chamber (3). A heat insulation board (16) is provided inside the crushing box (1), and the heat insulation board (16) is located at the bottom of the recovery chamber (3). Above the first drive motor (9), a support plate (17) is fixedly connected to one side of the heat insulation plate (16), the top of the support plate (17) is fixedly connected to the bottom of the recovery chamber (3), the secondary crushing mechanism is a crushing knife (24), the bottom inner wall of the box cover (2) is fixedly connected to a hydraulic cylinder (20), the bottom end of the hydraulic cylinder (20) is fixedly connected to a breathable top plate (21), the breathable top plate (21) matches the top of the recovery chamber (3), the bottom of the breathable top plate (21) is fixedly connected to a second drive motor (22), the bottom of the breathable top plate (21) is rotatably connected to two first rotating rods (23), a plurality of crushing knives (24) are located in a circumferential array on the outer walls of the two first rotating rods (23), the outer wall of the output shaft of the second drive motor (22) is respectively connected to the two first rotating rods ( A third belt (25) is connected between the outer wall and the outer wall of the recycling chamber (3). A sealing plate (19) is arranged outside the recycling chamber (3). The sealing plate (19) matches the front side of the crushing box (1). A controller (36) is arranged inside the crushing box (1). The controller (36) is respectively connected to the first drive motor (9), the fan (18), the hydraulic cylinder (20), and the second drive motor (22) by signals. The rotary cutter (7) rotates under the drive of the first belt (11) to cut the long strip of waste paper into segments of fixed size. At this time, the waste paper falls downward into the feed port (14) in the form of rectangular pieces, and the waste paper enters the recycling chamber (3). The fan (18) blows the heat generated by the first drive motor (9) into the recycling chamber (3) through the air inlet hole (15).The waste paper scraps that are initially crushed in the recovery chamber (3) can be blown up so as to float irregularly in the recovery chamber, and the crushing knife (24) can further crush them.

2. The waste paper shredding auxiliary device for color printing according to claim 1, characterized in that: The feeding mechanism is a feeding guard plate (27), a top groove (26) is provided on the top of the box cover (2), the inner walls on both sides of the top groove (26) are rotatably connected to the feeding guard plate (27), a convex strip (28) is fixedly connected to the bottom of the box cover (2), a feeding opening (29) is provided inside the convex strip (28) and at the bottom of the feeding guard plate (27), a plurality of elastic rods (30) are evenly arranged on the inner wall of one side of the feeding guard plate (27), the other ends of the plurality of elastic rods (30) are fixedly connected to the same clamping plate (31), and a return spring (32) is arranged between the plurality of elastic rods (30) and the clamping plate (31).

3. The waste paper shredding auxiliary device for color printing according to claim 2, characterized in that: Two circular grooves (33) are formed inside the convex strip (28), and the two circular grooves (33) are located on both sides of the feed opening (29). The inner walls of the two circular grooves (33) are rotatably connected to second rotating rods (34), and the outer walls of the second rotating rods (34) are provided with friction rubber strips (35) in a circumferential array. The other ends of the two second rotating rods (34) are fixedly connected to micro motors, and the feed opening (29) is located above the center line of the two rolling cutters (5).

4. The waste paper shredding auxiliary device for color printing according to claim 1, characterized in that: A mounting groove (37) is provided between the top of the crushing box (1) and the bottom of the box cover (2); the corresponding mounting grooves (37) between the crushing box (1) and the box cover (2) are mutually engaged; and a bottom wheel with a brake is provided at the bottom of the crushing box (1).

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