Crushing device for rubber production and processing

Abstract

The utility model relates to the technical field of rubber crushing, and discloses a crushing device for rubber production and processing, which comprises a crushing box, a feed hopper is fixedly mounted at the top of the crushing box, crushing rollers are symmetrically and rotatably mounted in the upper end of the crushing box, one end of each crushing roller extends to the outside of the crushing box, and the other end of each crushing roller extends to the top of the crushing box. And a transmission assembly is arranged between one ends of the two crushing rollers and the surface of the crushing box. According to the technical scheme, due to the arrangement of the screening plate, the auger rod, the shaking assembly and the like, in the process that the output end of the driving motor drives the auger rod to rotate, rubber particles smashed on the surface of the screening plate can be shaken through the arrangement of the shaking assembly, and filtering holes in the surface of the screening plate are prevented from being blocked; and meanwhile, the screening speed can be increased, and large-particle rubber blocks can be rapidly conveyed into the material guide box, so that the processing efficiency is improved.

Description

Technical Field

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

[0002] With the development of modern society, rubber products have been widely used in people's daily life and industrial production. In the production process of rubber, a crushing device is needed to crush the rubber raw materials for a series of subsequent processing operations.

[0003] A Chinese patent document with publication number CN215150933U provides a rubber crusher device used in rubber production and processing, including a box body, a feed port is provided on the top of the box body, two groups of first motors are provided on the top of the box body, and the power output ends of the two groups of motors are connected to the first through a coupling, and crushing leaves are welded on the left and right sides of the rotating shaft. The first motor drives the crushing leaves to rotate to crush the rubber for the first time, and the second motor drives the crushing roller to rotate to crush the rubber for the second time, which can fully crush the rubber and effectively improve the crushing efficiency. By setting a filter screen, the rubber with a larger volume can be screened out and crushed again, which effectively improves the recovery efficiency;

[0004] In the above scheme, during the rubber crushing process, when the crushed rubber particles are screened through the filter, the position of the filter is fixed and the crushed rubber is irregular in shape, which easily causes accumulation after falling on the surface of the filter, causing the filter to be unable to effectively screen the crushed rubber particles quickly, affecting the screening effect; in addition, when the screened rubber particles with a larger volume are crushed again, they need to be manually collected and poured into the box again, further increasing the workload of the staff. Therefore, the utility model designs a crushing device for rubber production and processing to solve the problems existing in the prior art. Utility Model Content

[0005] The purpose of the utility model is to provide a crushing device for rubber production and processing to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pulverizing device for rubber production and processing, comprising: a pulverizing box, a feed hopper is fixedly installed on the top of the pulverizing box, a pulverizing roller is symmetrically installed inside the upper end of the pulverizing box, and one end of the pulverizing roller extends to the outside of the pulverizing box, a transmission assembly is arranged between one end of the two pulverizing rollers and the surface of the pulverizing box, a connecting block is fixedly connected to the lower end of one side of the inner wall of the pulverizing box, and a support plate is fixedly installed on the top of the connecting block, and a plurality of balls are equidistantly installed on the top of the support plate;

[0007] A material guide box is fixedly installed on the surface of the other side of the crushing box, and a connecting port is symmetrically opened on one side of the material guide box, a feeding port is opened at the upper end of the other side of the crushing box, and one side of the feeding port is connected with the adjacent connecting port, a discharging port is opened at the lower end of the other side of the crushing box, and one side of the discharging port is connected with the adjacent connecting port, an auger rod is vertically rotatably installed inside the material guide box, and the bottom of the auger rod extends to the outside of the material guide box, a driving motor is fixedly installed at the lower end of the other side of the crushing box, and the output end of the driving motor is fixedly connected to the bottom of the auger rod, a screening plate is arranged on the top of the support plate, and one end of the screening plate passes through the discharging port along to the inside of the material guide box, and a shaking assembly is arranged between the bottom of one end of the screening plate and the surface of the lower end of the auger rod.

[0008] Preferably, the transmission assembly includes: gears and a mounting plate, wherein two gears are provided, and the two gears are respectively fixedly mounted on the surface of one end adjacent to the crushing roller, and the mounting plate is fixedly mounted on the surface of the back of the crushing box, and a servo motor is fixedly mounted on the top of the mounting plate, and the output end of the servo motor is fixedly connected to the end of one end adjacent to the crushing roller.

[0009] Preferably, a movable groove is provided at the bottom of the other end of the screening plate, and the top of the ball is placed on the top wall of the movable groove.

[0010] Preferably, a guide plate is fixedly mounted on the upper end of the inner wall on the other side of the crushing box, and one end of the guide plate is flush with the bottom of the feed opening.

[0011] Preferably, the shaking assembly includes: a connecting plate and a cam, the connecting plate is fixedly mounted on the bottom of one end of the screening plate, a T-shaped movable rod is fixedly mounted on the surface of the connecting plate, and one end of the T-shaped movable rod extends to the outside of the other side of the crushing box, the cam is fixedly mounted on the surface of the lower end of the auger rod, one end of the T-shaped movable rod is placed on the surface of one side of the cam, the surface of one end of the T-shaped movable rod is provided with a return spring, and one end of the return spring is fixedly connected to the surface of one end of the T-shaped movable rod, and the other end of the return spring is fixedly connected to the surface of the crushing box.

[0012] Preferably, the inner bottom surface of the pulverizing box is set to be a concave surface, and a discharge valve is fixedly installed at the bottom of the pulverizing box, and the discharge valve is located at the lower part of the concave surface.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model is provided with the screening plate, the auger rod and the shaking assembly. Compared with the above scheme, in the process of the auger rod being driven to rotate by the output end of the driving motor, the rubber particles crushed on the surface of the screening plate can be shaken by the shaking assembly, thereby avoiding the clogging of the filter holes on the surface of the screening plate, and at the same time, the screening speed can be accelerated, and the large rubber particles can be quickly transported to the inside of the material guide box, thereby improving the processing efficiency;

[0015] 2. The utility model is provided with components such as a material guide box, an auger rod and a driving motor. Compared with the above scheme, the utility model cooperates with the material guide box, the auger rod and the driving motor to automatically convey the screened large rubber particles after the large rubber blocks are conveyed to the inside of the material guide box. After the large rubber particles are conveyed to the top of the material guide box, the rubber particles are introduced into the inside of the crushing box again through the guide plate for secondary crushing until they are completely crushed, thereby further improving the crushing effect of the rubber blocks and reducing the workload of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the front cross-sectional view of the utility model;

[0017] Figure 2 For the utility model Figure 1 A schematic diagram of the structure enlargement in the middle;

[0018] Figure 3 For the utility model Figure 1 A magnified schematic diagram of the structure at B in the middle;

[0019] Figure 4 It is a back view schematic diagram of the utility model.

[0020] In the figure: 1. crushing box; 101. feed port; 102. discharge port; 2. feed hopper; 3. crushing roller; 4. transmission assembly; 401. gear; 402. mounting plate; 403. servo motor; 5. connecting block; 501. support plate; 502. ball bearing; 6. screening plate; 601. movable groove; 7. guide box; 701. connecting port; 8. auger rod; 9. driving motor; 10. shaking assembly; 1001. connecting plate; 1002. T-shaped movable rod; 1003. reset spring; 1004. cam; 11. guide plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 , the utility model provides an embodiment: a pulverizing device for rubber production and processing, comprising: a pulverizing box 1, a feed hopper 2 is fixedly installed on the top of the pulverizing box 1, a pulverizing roller 3 is symmetrically rotatably installed inside the upper end of the pulverizing box 1, and one end of the pulverizing roller 3 extends to the outside of the pulverizing box 1, a transmission assembly 4 is arranged between one end of the two pulverizing rollers 3 and the surface of the pulverizing box 1, a connecting block 5 is fixedly connected to the lower end of one side of the inner wall of the pulverizing box 1, a guide plate is fixedly installed on one side of the inner wall of the pulverizing box 1, and the guide plate is located between the pulverizing roller 3 and the screening plate 6, and the pulverized rubber blocks flow to the screening position on the surface of the screening plate 6 through the guide plate, which is convenient for screening, and a support plate 501 is fixedly installed on the top of the connecting block 5, and a plurality of balls 502 are equidistantly installed on the top of the support plate 501;

[0023] A material guide box 7 is fixedly installed on the surface of the other side of the crushing box 1, and a connection port 701 is symmetrically opened on one side of the material guide box 7. A feed port 101 is opened at the upper end of the other side of the crushing box 1, and one side of the feed port 101 is connected to the adjacent connection port 701. A discharge port 102 is opened at the lower end of the other side of the crushing box 1, and one side of the discharge port 102 is connected to the adjacent connection port 701. A screw rod 8 is rotatably installed in the interior of the material guide box 7 in the vertical direction. Bearings are symmetrically arranged on the surface of the screw rod 8. The inner ring of the bearing is fixedly connected to the surface of the screw rod 8, and the outer ring of the bearing is connected to the surface of the crushing box 1. The support plate 501 is fixedly connected inside, and the bottom of the auger rod 8 extends to the outside of the material guide box 7. The lower end of the other side of the crushing box 1 is fixedly installed with a drive motor 9, and the output end of the drive motor 9 is fixedly connected to the bottom of the auger rod 8. The screened rubber particles are automatically transported through the cooperation of the material guide box 7, the auger rod 8 and the drive motor 9, reducing the labor of the staff. The top of the support plate 501 is provided with a screening plate 6, and one end of the screening plate 6 is extended to the inside of the material guide box 7 through the discharge port 102. A shaking component 10 is provided between the bottom of one end of the screening plate 6 and the surface of the lower end of the auger rod 8. Through the setting of the shaking component 10, the rubber particles crushed on the surface of the screening plate 6 can be shaken, avoiding the clogging of the filter holes on the surface of the screening plate 6. At the same time, the screening speed can be accelerated, and the large rubber particles can be quickly transported to the inside of the material guide box 7, thereby improving the processing efficiency.

[0024] See also Figure 1 and Figure 4In this embodiment, the transmission assembly 4 includes: a gear 401 and a mounting plate 402. There are two gears 401. The two gears 401 are fixedly mounted on the surface of one end of the adjacent crushing rollers 3 respectively. The mounting plate 402 is fixedly mounted on the surface of the back of the crushing box 1. A servo motor 403 is fixedly mounted on the top of the mounting plate 402. The output end of the servo motor 403 is fixedly connected to the end of one end of the adjacent crushing roller 3. When the rubber inside the crushing box 1 is crushed, the servo motor 403 is started, and a group of crushing rollers 3 are driven to rotate through the output end of the servo motor 403. The gear 401 on the surface of one end of the crushing roller 3 is meshed with the gear 401 on the surface of the other group of crushing rollers 3, so that the two crushing rollers 3 are engaged with each other to crush the rubber.

[0025] See also Figure 1-2 In this embodiment, a movable groove 601 is provided at the bottom of the other end of the screening plate 6, and the top of the ball 502 is placed on the top wall of the movable groove 601. When the output end of the driving motor 9 drives the auger rod 8 to rotate, the convex part of the cam 1004 on the lower end surface of the auger rod 8 indirectly squeezes and pushes the screening plate 6 to shake, causing the screening plate 6 to shake. The bottom of the ball 502 is placed on the top wall of the movable groove 601 at the bottom of the other end of the screening plate 6, thereby reducing the contact area between the bottom of the screening plate 6 and the support plate 501, reducing the friction force, and further improving the stability of the movement of the screening plate 6.

[0026] See also Figure 1 In this embodiment, a guide plate 11 is fixedly mounted on the upper end of the inner wall on the other side of the crushing box 1, and one end of the guide plate 11 is flush with the bottom of the feed port 101. The guide plate 11 is tilted, and after the crushed larger rubber particles are transported to the top of the guide box 7 by the auger 8, the rubber particles are introduced into the crushing box 1 again through the feed port 101 and the guide plate 11 for secondary crushing until the crushing is complete, further improving the crushing effect of the rubber blocks.

[0027] See also Figure 1 and Figure 3In this embodiment: the shaking assembly 10 includes: a connecting plate 1001 and a cam 1004, the connecting plate 1001 is fixedly installed at the bottom of one end of the screening plate 6, a T-shaped movable rod 1002 is fixedly installed on the surface of the connecting plate 1001, and one end of the T-shaped movable rod 1002 extends to the outside of the other side of the crushing box 1, the cam 1004 is fixedly installed on the surface of the lower end of the auger rod 8, one end of the T-shaped movable rod 1002 is placed on the surface of one side of the cam 1004, the surface of one end of the T-shaped movable rod 1002 is covered with a return spring 1003, and one end of the return spring 1003 is fixedly connected to the surface of one end of the T-shaped movable rod 1002, and the other end of the return spring 1003 is fixedly connected to the surface of the crushing box 1. During the process of the output end of the driving motor 9 driving the auger rod 8 to rotate, the raised portion of the cam 1004 on the lower end surface of the auger rod 8 intermittently squeezes and pushes one end of the T-shaped movable rod 1002, so that the T-shaped movable rod 1002 pushes the screening plate 6 to move away from the material guide box 7, and when the raised portion of the cam 1004 contacts and squeezes the T-shaped movable rod 1002, the reset spring 1003 is elastically reset after being stressed, pushing the T-shaped movable rod 1002 close to the cam 1004, so that the T-shaped movable rod 1002 drives the screening plate 6 to move. The material guide box 7 moves in the direction of the screen plate 6, and through this reciprocating cycle, the rubber particles on the surface of the screening plate 6 are shaken and screened. Large particles enter the interior of the material guide box 7 from the discharge port 102 due to the shaking of the screening plate 6, and are transported to the upper end of the crushing box 1 by the auger rod 8 for crushing. Particles that meet the size pass through the filter holes on the surface of the screening plate 6 and fall into the bottom of the crushing box 1. The shaking of the screening plate 6 avoids clogging of the filter holes on the surface of the screening plate 6, and at the same time, large rubber blocks can be quickly transported to the interior of the material guide box 7, thereby improving processing efficiency.

[0028] See also Figure 1 In this embodiment, the inner bottom surface of the crushing box 1 is set as a concave surface, and a discharge valve is fixedly installed at the bottom of the crushing box 1, and the discharge valve is located at the bottom of the concave surface. The rubber particles that are convenient for screening are discharged from the bottom of the crushing box 1.

[0029] Working principle: Turn on the power supply, and during the crushing process of the rubber block, put the rubber block into the crushing box 1 through the feed hopper 2, start the servo motor 403, and drive a group of crushing rollers 3 to rotate through the output end of the servo motor 403, and the gear 401 on the surface of one end of the crushing roller 3 is meshed with the gear 401 on the surface of the other group of crushing rollers 3, so that the two crushing rollers 3 are engaged with each other to crush the rubber, and the crushed rubber particles fall on the surface of the screening plate 6 for screening, and the auger rod 8 is driven to rotate through the output end of the drive motor 9, and the raised part of the cam 1004 on the lower end surface of the auger rod 8 intermittently squeezes and pushes one end of the T-shaped movable rod 1002, so that the T-shaped movable rod 10 02 pushes the screening plate 6 to move away from the guide box 7, and when the raised part of the cam 1004 contacts and squeezes the T-shaped movable rod 1002, the reset spring 1003 is elastically reset after being stressed, pushing the T-shaped movable rod 1002 close to the cam 1004, so that the T-shaped movable rod 1002 drives the screening plate 6 to move in the direction of the guide box 7. Through this reciprocating cycle, the rubber particles on the surface of the screening plate 6 are shaken and screened, and the large particles enter the guide box 7 from the discharge port 102 through the shaking of the screening plate 6, and are transported to the upper end of the crushing box 1 by the auger rod 8 for crushing, and the particles of the same size pass through the filter holes on the surface of the screening plate 6 and fall into the bottom of the crushing box 1. The contents not described in detail in this description belong to the prior art known to professional and technical personnel in this field.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A pulverizing device for rubber production and processing, comprising: A crushing box (1), characterized in that: a feed hopper (2) is fixedly installed on the top of the crushing box (1), a crushing roller (3) is symmetrically rotatably installed inside the upper end of the crushing box (1), and one end of the crushing roller (3) extends to the outside of the crushing box (1), a transmission component (4) is arranged between one end of the two crushing rollers (3) and the surface of the crushing box (1), a connecting block (5) is fixedly connected to the lower end of one side of the inner wall of the crushing box (1), and a support plate (501) is fixedly installed on the top of the connecting block (5), and a plurality of balls (502) are equidistantly installed on the top of the support plate (501); A material guide box (7) is fixedly mounted on the surface of the other side of the crushing box (1), and a connection port (701) is symmetrically provided on one side of the material guide box (7). A feed port (101) is provided on the upper end of the other side of the crushing box (1), and one side of the feed port (101) is communicated with the adjacent connection port (701). A discharge port (102) is provided on the lower end of the other side of the crushing box (1), and one side of the discharge port (102) is communicated with the adjacent connection port (701). A material guide box (7) is rotatably mounted in the interior of the material guide box (7). A auger rod (8), and the bottom of the auger rod (8) extends to the outside of the material guide box (7), a driving motor (9) is fixedly installed at the lower end of the other side of the crushing box (1), and the output end of the driving motor (9) is fixedly connected to the bottom of the auger rod (8), a screening plate (6) is arranged on the top of the support plate (501), and one end of the screening plate (6) passes through the discharge port (102) along to the inside of the material guide box (7), and a shaking component (10) is arranged between the bottom of one end of the screening plate (6) and the surface of the lower end of the auger rod (8).

2. A pulverizing device for rubber production and processing according to claim 1, characterized in that: The transmission assembly (4) comprises: a gear (401) and a mounting plate (402); two gears (401) are provided, and the two gears (401) are respectively fixedly mounted on the surface of one end adjacent to the crushing roller (3); the mounting plate (402) is fixedly mounted on the surface of the back of the crushing box (1); a servo motor (403) is fixedly mounted on the top of the mounting plate (402); and the output end of the servo motor (403) is fixedly connected to the end of one end adjacent to the crushing roller (3).

3. A pulverizing device for rubber production and processing according to claim 1, characterized in that: A movable groove (601) is provided at the bottom of the other end of the screening plate (6), and the top of the ball (502) is placed on the top wall of the movable groove (601).

4. A pulverizing device for rubber production and processing according to claim 1, characterized in that: A guide plate (11) is fixedly mounted on the upper end of the inner wall on the other side of the crushing box (1), and one end of the guide plate (11) is flush with the bottom of the feed opening (101).

5. A pulverizing device for rubber production and processing according to claim 1, characterized in that: The shaking assembly (10) comprises: a connecting plate (1001) and a cam (1004); the connecting plate (1001) is fixedly mounted on the bottom of one end of the screening plate (6); a T-shaped movable rod (1002) is fixedly mounted on the surface of the connecting plate (1001), and one end of the T-shaped movable rod (1002) extends to the outside of the other side of the crushing box (1); the cam (1004) is fixedly mounted on the surface of the lower end of the auger rod (8); one end of the T-shaped movable rod (1002) is mounted on the surface of one side of the cam (1004); a return spring (1003) is mounted on the surface of one end of the T-shaped movable rod (1002), and one end of the return spring (1003) is fixedly connected to the surface of one end of the T-shaped movable rod (1002); and the other end of the return spring (1003) is fixedly connected to the surface of the crushing box (1).

6. A pulverizing device for rubber production and processing according to claim 1, characterized in that: The inner bottom surface of the crushing box (1) is set as a concave surface, and a discharge valve is fixedly installed at the bottom of the crushing box (1), and the discharge valve is located at the bottom of the concave surface.

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