Rubber crushing device

Abstract

The utility model discloses a rubber crushing device, and relates to the technical field of rubber crushing. The rubber crushing device comprises a device body, a base is fixedly connected to the bottom of the device body, a discharging opening is fixedly connected to the top of the device body, a crushing roller is arranged in the device body, and a scraping assembly is arranged in the device body; and the scraping assembly comprises a rotating shaft and a hydraulic bin, the outer side of the rotating shaft is fixedly connected with a gear, a piston on one side of the hydraulic bin is in sliding connection with a toothed bar, and a piston on the other side of the hydraulic bin is in sliding connection with a stress rod. According to the rubber crushing device, when the device is used, a crushing roller rotates to enable a rotating shaft to rotate, the rotating shaft rotates to drive a gear to rotate, a toothed bar, a hydraulic bin, a stress rod and a spring are matched to enable a scraping plate to do reciprocating motion, the inner wall of the device body can be scraped in a reciprocating mode, and part of rubber is prevented from being bonded to the inner wall of the device body; and the possibility of rubber waste is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber crushing, in particular to a rubber crushing device. Background Art

[0002] Rubber products refer to the activities of producing various rubber products using natural and synthetic rubber as raw materials, and also include rubber products produced from waste rubber. Rubber products are difficult to degrade under natural conditions. Used rubber products will cause great pollution to the environment if they are not collected and processed in a centralized manner. Recycling and reusing rubber products is an economical and environmentally friendly practice. When recycling and reusing, crushing the rubber is the first step.

[0003] According to a disclosed rubber crushing device (publication number: CN210362063U), it includes a feed chamber, a feed port is provided on the top, a first crushing chamber is integrally connected to the lower part, a plurality of rotatably connected circular crushing knives driven by a driving device are arranged in pairs on the inner wall of the first crushing chamber, the two circular crushing knives are arranged tangentially, a second crushing chamber is integrally connected to the lower part of the first crushing chamber, a driving motor with a rotating shaft is provided on the outer side of the lower part of the second crushing chamber, the rotating shaft extends into the second crushing chamber, and a plurality of first crushing knives inclined downward are fixed on the rotating shaft. The circular crushing knives are used in the above application documents to perform corresponding crushing operations on rubber, but during the crushing process, part of the rubber is adhered to the inner wall of the device body due to temperature rise, resulting in rubber waste. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides a rubber crushing device, which solves the problems raised in the above background technology. To achieve the above purpose, the utility model is implemented through the following technical solutions: a rubber crushing device, including a device body, the bottom of the device body is fixedly connected to a base, the top of the device body is fixedly connected to a feed port, a crushing roller is arranged inside the device body, and a scraping component is arranged inside the device body;

[0005] The scraping assembly includes a rotating shaft and a hydraulic chamber, a gear is fixedly connected to the outer side of the rotating shaft, a piston on one side of the hydraulic chamber is slidably connected to a gear rod, a piston on the other side of the hydraulic chamber is slidably connected to a force rod, a spring is fixedly connected to the bottom of the gear rod, and a scraping plate is fixedly connected to the bottom of the force rod.

[0006] Preferably, the gear is provided with half of teeth, and the gear is meshed with the gear rod through the teeth, so that when the gear rotates, the gear rod moves accordingly.

[0007] Preferably, a knocking assembly is provided at the rear end of the device body;

[0008] The knocking assembly includes a rotating rod, a rear end of the rotating rod is fixedly connected to a bevel gear 1, a rear end of the device body is fixedly connected to a fixed rod, a side of the fixed rod is rotatably connected to a rotating rod, a side of the rotating rod is fixedly connected to a bevel gear 2, a cam is fixedly connected to the outer side of the rotating rod, a rear end of the device body is fixedly connected to a fixed plate, a bottom of the fixed plate is fixedly connected to an elastic plate, and a knocking block is fixedly connected to the front end of the elastic plate, so that the rotating rod rotates and the cam rotates accordingly.

[0009] Preferably, the bevel gear 2 is located on the side of the bevel gear 1, and the bevel gear 2 is in meshing state with the bevel gear 1, so that when the bevel gear 1 rotates, the bevel gear 2 rotates accordingly.

[0010] Preferably, the cam is located at the rear end of the elastic plate, and the cam is in contact with the elastic plate, so that the cam can rotate to squeeze the elastic plate to cause deformation.

[0011] Preferably, an auxiliary striking component is provided inside the device body;

[0012] The auxiliary striking assembly comprises an arc-shaped groove, and a gravity rod is arranged inside the arc-shaped groove.

[0013] The utility model provides a rubber crushing device, which has the following beneficial effects:

[0014] (1) When the rubber crushing device is in use, the crushing roller rotates, causing the rotating shaft to rotate, and the rotation of the rotating shaft drives the gear to rotate. In conjunction with the gear rod, hydraulic chamber, force rod and spring, the scraping plate moves back and forth, and the inner wall of the device body can be scraped back and forth, thereby preventing part of the rubber from adhering to the inner wall of the device body and reducing the possibility of rubber waste.

[0015] (2) When the rotating shaft of the rubber crushing device rotates, the rotating rod rotates, and the rotation of the rotating rod drives the bevel gear 1 to rotate, which cooperates with the bevel gear 2, so that the bevel gear 2 drives the rotating rod to rotate under the action of the bevel gear 1, and the rotation of the rotating rod drives the cam to rotate. The rotation of the cam can squeeze the elastic plate, and the elastic plate is squeezed and deformed, which can drive the knocking block to move. The knocking block moves to knock the device body, thereby improving the scraping effect of the scraping plate and further reducing the possibility of rubber waste.

[0016] (3) In the rubber crushing device, when the cam rotates, since an arc groove is provided inside the cam, the gravity rod in the arc groove will be placed on one side of the arc groove due to inertia when the cam rotates and strikes the elastic plate, thereby forming a reaction force on the arc groove, thereby generating a secondary vibration when striking the elastic plate, thereby further improving the scraping effect of the scraping plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall three-dimensional appearance structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the overall three-dimensional cross-sectional structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the scraping component of the utility model;

[0020] Figure 4 It is a schematic diagram of the three-dimensional structure of the striking component of the utility model;

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the auxiliary striking component of the utility model.

[0022] In the figure: 1. Device body; 2. Base; 3. Feeding port; 4. Crushing roller; 5. Rotating shaft; 6. Gear; 7. Hydraulic chamber; 8. Tooth rod; 9. Force rod; 10. Spring; 11. Scraping plate; 12. Rotating rod; 13. Bevel gear 1; 14. Fixed rod; 15. Rotating rod; 16. Cam; 17. Bevel gear 2; 18. Fixed plate; 19. Elastic plate; 20. Knocking block; 21. Arc groove; 22. Gravity rod. DETAILED DESCRIPTION

[0023] 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 of the embodiments.

[0024] Embodiment 1

[0025] See also Figure 1-3 A rubber crushing device comprises a device body 1, a base 2 is fixedly connected to the bottom of the device body 1, a feeding port 3 is fixedly connected to the top of the device body 1, a crushing roller 4 is arranged inside the device body 1, and a scraping component is arranged inside the device body 1;

[0026] The scraping assembly includes a rotating shaft 5 and a hydraulic chamber 7. A gear 6 is fixedly connected to the outer side of the rotating shaft 5. When the device is in use, the crushing roller 4 rotates, causing the rotating shaft 5 fixedly connected thereto to rotate accordingly. The rotation of the rotating shaft 5 drives the gear 6 fixedly connected thereto to rotate. A piston on one side of the hydraulic chamber 7 is slidably connected to a gear rod 8. The gear 6 is provided with half of teeth. The gear 6 is meshed with the gear rod 8 through the teeth. A force-bearing rod 9 is slidably connected to the piston on the other side of the hydraulic chamber 7. Because the gear 6 is provided with half of teeth, when the area with teeth rotates to the gear rod 8, the gear rod 8 meshing with the gear 6 is cooperated with, so that the gear rod 8 moves under the action of the gear 6, and cooperates with the hydraulic chamber 7 slidably connected to the gear rod 8 piston. The gear rod 8 moves to squeeze the liquid in the hydraulic chamber 7, so that the liquid in the hydraulic chamber 7 moves to one side of the force-bearing rod 9. Because the force-bearing rod 9 and the piston of the hydraulic chamber 7 slide The dynamic connection makes the force-bearing rod 9 move due to the squeezing of the liquid in the hydraulic chamber 7. The bottom of the gear rod 8 is fixedly connected with a spring 10, and the bottom of the force-bearing rod 9 is fixedly connected with a scraper plate 11. When the force-bearing rod 9 moves, the scraper plate 11 fixedly connected to the force-bearing rod 9 is moved, and the inner wall of the device body 1 can be scraped. Similarly, when the area without teeth rotates to the gear rod 8, the gear rod 8 loses the restriction of the gear 6, and the gear rod 8 can be reset under the action of the spring 10 fixedly connected thereto, and the hydraulic chamber 7 slidingly connected to the gear rod 8 piston is cooperated, so that the force-bearing rod 9 slidingly connected to the hydraulic chamber 7 piston is reset accordingly, and the scraper plate 11 can be reset, and the inner wall of the device body 1 can be scraped back and forth, so as to avoid part of the rubber from adhering to the inner wall of the device body 1 and reduce the possibility of rubber waste.

[0027] When the device is in use, the crushing roller 4 rotates, causing the rotating shaft 5 fixedly connected thereto to rotate accordingly, and the rotation of the rotating shaft 5 drives the gear 6 fixedly connected thereto to rotate. Since the gear 6 is provided with half teeth, when the area with teeth rotates to the gear rod 8, the gear rod 8 meshing with the gear 6 is matched, so that the gear rod 8 moves under the action of the gear 6, and the gear rod 8 moves to squeeze the liquid in the hydraulic chamber 7 in cooperation with the piston slidingly connected to the gear rod 8, so that the liquid in the hydraulic chamber 7 moves to one side of the force-bearing rod 9. Since the force-bearing rod 9 is slidably connected to the piston of the hydraulic chamber 7, the force-bearing rod 9 is The squeezing of the liquid in the hydraulic chamber 7 produces movement, and cooperates with the scraper plate 11 fixedly connected to the force rod 9, so that the scraper plate 11 moves under the action of the force rod 9, and the inner wall of the device body 1 can be scraped. Similarly, when the area without teeth rotates to the gear rod 8, the gear rod 8 loses the restriction of the gear 6, and the gear rod 8 can be reset under the action of the spring 10 fixedly connected to it, and cooperates with the hydraulic chamber 7 that is slidably connected to the gear rod 8 piston, so that the force rod 9 that is slidably connected to the hydraulic chamber 7 piston is reset accordingly, and the scraper plate 11 can be reset, and the inner wall of the device body 1 can be scraped reciprocatingly.

[0028] Embodiment 2

[0029] See also Figure 1-4 , based on the first embodiment, a striking component is provided at the rear end of the device body 1;

[0030] The knocking assembly includes a rotating rod 12, and the rear end of the rotating rod 12 is fixedly connected to a bevel gear 13. When the rotating shaft 5 rotates, the rotating rod 12 fixedly connected thereto rotates, and the rotation of the rotating rod 12 drives the bevel gear 13 fixedly connected thereto to rotate. The rear end of the device body 1 is fixedly connected to a fixed rod 14, and the side of the fixed rod 14 is rotatably connected to a rotating rod 15, and the side of the rotating rod 15 is fixedly connected to a bevel gear 2 17, which is located at the side position of the bevel gear 13, and the bevel gear 2 17 is in a meshing state with the bevel gear 13. When the bevel gear 13 rotates, the bevel gear 2 17 meshing with the bevel gear 13 is matched, so that the bevel gear 2 17 drives the bevel gear 13 fixedly connected thereto under the action of the bevel gear 13. The rotating rod 15 rotates, and a cam 16 is fixedly connected to the outer side of the rotating rod 15. A fixed plate 18 is fixedly connected to the rear end of the device body 1, and an elastic plate 19 is fixedly connected to the bottom of the fixed plate 18. The cam 16 is located at the rear end of the elastic plate 19, and the cam 16 contacts the elastic plate 19. A knocking block 20 is fixedly connected to the front end of the elastic plate 19. The rotating rod 15 rotates to drive the cam 16 fixedly connected thereto to rotate. The rotation of the cam 16 can squeeze the elastic plate 19. The elastic plate 19 is squeezed and deformed, which can drive the knocking block 20 fixedly connected thereto to move. The knocking block 20 moves to knock the device body 1, thereby improving the scraping effect of the scraping plate 11 and further reducing the possibility of rubber waste.

[0031] During use, on the basis of Example 1, when the rotating shaft 5 rotates, the rotating rod 12 fixedly connected thereto rotates, and the rotation of the rotating rod 12 drives the bevel gear 13 fixedly connected thereto to rotate, and cooperates with the bevel gear 17 meshing with the bevel gear 13, so that the bevel gear 17, under the action of the bevel gear 13, drives the rotating rod 15 fixedly connected thereto to rotate, and the rotation of the rotating rod 15 drives the cam 16 fixedly connected thereto to rotate, and the rotation of the cam 16 can squeeze the elastic plate 19, and the elastic plate 19 is squeezed and deformed, which can drive the knocking block 20 fixedly connected thereto to move, and the knocking block 20 moves to knock the device body 1.

[0032] Embodiment 3

[0033] See also Figure 1-5 , on the basis of the first and second embodiments, an auxiliary striking component is provided inside the device body 1;

[0034] The auxiliary knocking component includes an arc groove 21, and a gravity rod 22 is arranged inside the arc groove 21. When the cam 16 rotates, because the arc groove 21 is opened inside the cam 16, the gravity rod 22 in the arc groove 21 will be placed on one side of the arc groove 21 due to inertia during the process of the cam 16 rotating and knocking the elastic plate 19, forming a reaction force on the arc groove 21, that is, generating secondary vibration when knocking the elastic plate 19, further improving the scraping effect of the scraping plate 11.

[0035] During use, on the basis of Embodiment 1 and Embodiment 2, when the cam 16 rotates, since an arc groove 21 is provided inside the cam 16, the gravity rod 22 in the arc groove 21 will be placed on one side of the arc groove 21 due to the effect of inertia during the process of the cam 16 rotating and striking the elastic plate 19, thereby forming a reaction force on the arc groove 21, thereby generating a secondary vibration when striking the elastic plate 19.

[0036] 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 within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A rubber crushing device, comprising a device body (1), characterized in that: The bottom of the device body (1) is fixedly connected to a base (2), the top of the device body (1) is fixedly connected to a feed port (3), a crushing roller (4) is arranged inside the device body (1), and a scraping component is arranged inside the device body (1); The scraping assembly comprises a rotating shaft (5) and a hydraulic chamber (7), the outer side of the rotating shaft (5) is fixedly connected to a gear (6), a piston on one side of the hydraulic chamber (7) is slidably connected to a gear rod (8), a piston on the other side of the hydraulic chamber (7) is slidably connected to a force-bearing rod (9), the bottom of the gear rod (8) is fixedly connected to a spring (10), and the bottom of the force-bearing rod (9) is fixedly connected to a scraping plate (11).

2. A rubber crushing device according to claim 1, characterized in that: The gear (6) is provided with half of the teeth, and the gear (6) is in meshing state with the gear rod (8) through the teeth.

3. A rubber crushing device according to claim 2, characterized in that: A striking component is provided at the rear end of the device body (1); The knocking assembly comprises a rotating rod (12), the rear end of the rotating rod (12) is fixedly connected to a bevel gear 1 (13), the rear end of the device body (1) is fixedly connected to a fixed rod (14), the side of the fixed rod (14) is rotatably connected to a rotating rod (15), the side of the rotating rod (15) is fixedly connected to a bevel gear 2 (17), the outer side of the rotating rod (15) is fixedly connected to a cam (16), the rear end of the device body (1) is fixedly connected to a fixed plate (18), the bottom of the fixed plate (18) is fixedly connected to an elastic plate (19), and the front end of the elastic plate (19) is fixedly connected to a knocking block (20).

4. A rubber crushing device according to claim 3, characterized in that: The bevel gear 2 (17) is located on the side of the bevel gear 1 (13), and the bevel gear 2 (17) is in meshing state with the bevel gear 1 (13).

5. A rubber crushing device according to claim 4, characterized in that: The cam (16) is located at the rear end of the elastic plate (19), and the cam (16) is in contact with the elastic plate (19).

6. A rubber crushing device according to claim 5, characterized in that: An auxiliary striking component is arranged inside the device body (1); The auxiliary striking component comprises an arc-shaped groove (21), and a gravity rod (22) is arranged inside the arc-shaped groove (21).

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