Waste rubber softening device for rubber production

Abstract

The utility model relates to the technical field of softening equipment, in particular to a waste rubber softening device for rubber production, which comprises a crushing box, the outer wall of the bottom of the crushing box is fixedly connected with a discharging box, the inner wall of the top of the discharging box is fixedly connected with a screening hopper, the screening hopper is communicated with the crushing box, and the inner wall of the screening hopper is fixedly connected with four supporting mechanisms. A sliding frame is slidably connected to the inner wall of the screening hopper, a screen is fixedly connected to the inner wall of the sliding frame, the supporting mechanism is connected to the sliding frame, driving discs are rotatably connected to the inner walls of the two sides of the screening hopper, and connecting plates are rotatably connected to the outer walls of the two driving discs. The waste rubber screening device overcomes the defects in the prior art, the screening hopper is arranged in the feeding hopper, the sliding frame and the screen which can slide are arranged on the screening hopper, the sliding frame can be conveniently and directly driven to move in a reciprocating mode through cooperation between the driving disc and the connecting plate, and then waste rubber can be conveniently screened through the auxiliary screen; meanwhile, a supporting mechanism is matched to facilitate the action of the auxiliary screen.

Description

Technical Field

[0001] The utility model relates to the technical field of softening equipment, in particular to a waste rubber softening device used in rubber production. Background Art

[0002] Rubber refers to a highly elastic polymer material with reversible deformation. It is elastic at room temperature and can produce large deformation under very small external force. It can return to its original shape after the external force is removed. Rubber is a completely amorphous polymer with a low glass transition temperature and a molecular weight that is often large, greater than hundreds of thousands. Rubber is divided into two types: natural rubber and synthetic rubber. Natural rubber is made by extracting gum from plants such as rubber trees and rubber grass.

[0003] After searching, the Chinese patent application number CN214687429U discloses a waste rubber production for rubber production, including a shell, two crushing rollers are rotatably installed on the inner top of the shell, the two crushing rollers are meshed with each other, a screen is rotatably installed inside the shell, the bottom end of a spring is fixedly installed on one side of the top of the screen, and the top of the spring is fixedly installed on the inner wall of the shell, a rotating shaft is rotatably installed inside the shell, a cam is fixedly installed on one end of the rotating shaft, and the outer top of the cam is movably abutted against the bottom of the screen, a stirring rod is rotatably installed on the inner bottom of the shell, and a plurality of stirring blades are fixedly installed on the outer side of the stirring rod, a horizontal shaft, a first bevel gear and a second bevel gear are rotatably installed on the rear side of the shell, the first bevel gear and the second bevel gear are meshed with each other, and one end of the horizontal shaft is fixedly connected to the outer side of the first bevel gear.

[0004] The waste rubber production method for rubber production in the above patent has the following shortcomings: in the above patent, the waste rubber is conveniently screened through the cooperation between the screen and the spring, but due to the setting of the spring, some broken rubber will adhere, and once a large amount of spring accumulates on the spring, the spring will lose the function of supporting the screen. Utility Model Content

[0005] The purpose of the utility model is to solve or at least alleviate the problems existing in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waste rubber softening device for rubber production, comprising a crushing box, a discharge box is fixedly connected to the outer wall of the bottom of the crushing box, and a screening bucket is fixedly connected to the inner wall of the top of the discharge box, the screening bucket and the crushing box are communicated, four supporting mechanisms are fixedly connected to the inner wall of the screening bucket, a sliding frame is slidably connected to the inner wall of the screening bucket, and a screen is fixedly connected to the inner wall of the sliding frame, the supporting mechanism is connected to the sliding frame, the inner walls of both sides of the screening bucket are rotatably connected to drive disks, and the outer walls of the two drive disks are rotatably connected to connecting plates, and one end of the two connecting plates are rotatably connected to the sliding frame.

[0007] By adopting the above structure, the screening bucket, the sliding frame and the screen mesh cooperate to facilitate the screening of the broken waste rubber, the cooperation between the driving disk and the connecting plate facilitates the lifting and lowering of the sliding frame, and the movement of the sliding frame facilitates the shaking of the screen mesh, thereby facilitating the screening of the auxiliary screen mesh.

[0008] The inner walls on both sides of the discharge box are rotatably connected to the same mounting shaft, and the outer walls of the mounting shaft are fixedly connected to stirring racks.

[0009] By adopting the above structure, the stirring frame is driven to rotate by the installation shaft to facilitate stirring of the rubber.

[0010] Both ends of the installation shaft are fixedly connected with pulley one, and both side outer walls of the discharge box are rotatably connected with pulley two.

[0011] By adopting the above structure, the pulley 1 and the mounting shaft rotate synchronously.

[0012] Belts are respectively connected between the two pulleys 1 and 2, a motor is fixedly connected to an outer wall of one side of the discharge box, and an output shaft of the motor is fixedly connected to the mounting shaft.

[0013] By adopting the above structure, the belt is arranged to facilitate the motor to drive the driving disk to rotate.

[0014] The two pulleys and the two transmission shafts are respectively fixedly connected to the two driving discs.

[0015] By adopting the above structure, the sliding frame can be easily driven to move up and down by the rotation of the driving disk.

[0016] A discharge port is provided on one outer wall of the discharge box, and a hinge plate is hinged on the inner wall of the discharge port.

[0017] By adopting the above structure, the broken materials in the discharge box can be easily discharged through the setting of the hinged plate.

[0018] The outer wall at the top of the crushing box is provided with a feed opening, and the inner wall of the feed opening is fixedly connected with a feed hopper.

[0019] By adopting the above structure, the waste rubber can be conveniently injected into the crushing box through the setting of the feeding hopper.

[0020] The support mechanism includes a support tube, and the support tube is fixedly connected to the inner wall of the screening bucket. The inner wall of the support tube is slidably connected to a driving rod, one end of the driving rod is fixedly connected to the sliding frame, and a spring is connected between the inner wall at the top of the support tube and the driving rod.

[0021] By adopting the above structure, the arrangement of the driving rod facilitates the compression of the driving spring, and facilitates the driving of the sliding frame to return to its original position when the spring is reset.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] (1) The utility model provides a screening hopper in the feed hopper, and provides a sliding frame and a screen that can slide on the screening hopper. Through the cooperation between the driving disk and the connecting plate, it is convenient to directly drive the sliding frame to move back and forth, thereby facilitating the auxiliary screen to screen the waste rubber, and at the same time, the supporting mechanism facilitates the auxiliary screen to move;

[0024] (2) The utility model facilitates the driving disk to cause the screen to vibrate when the rubber is stirred by cooperating between the pulley and the belt between the installation shaft and the driving disk, and the spring in the supporting mechanism facilitates the driving rod to push the screen to return to its original position. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 This is a front view structural schematic diagram of the utility model;

[0027] Figure 3 This is a schematic diagram of the screening bucket structure of the utility model;

[0028] Figure 4 It is a cross-sectional structural schematic diagram of the support mechanism of the utility model.

[0029] In the figure: 1. crushing box; 2. feed hopper; 3. discharge box; 4. hinged plate; 5. motor; 6. belt; 7. screening bucket; 8. mounting shaft; 9. stirring frame; 10. supporting mechanism; 11. sliding frame; 12. screen; 13. driving disk; 14. connecting plate; 15. supporting tube; 16. spring; 17. driving rod. DETAILED DESCRIPTION

[0030] 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.

[0031] See also Figure 1-4, a waste rubber softening device for rubber production comprises a crushing box 1, a discharging box 3 is fixedly connected to the outer wall of the bottom of the crushing box 1, and a screening bucket 7 is fixedly connected to the inner wall of the top of the discharging box 3, the screening bucket 7 is communicated with the crushing box 1, and the inner wall of the screening bucket 7 is fixedly connected with four supporting mechanisms 10, the inner wall of the screening bucket 7 is slidably connected with a sliding frame 11, and the inner wall of the sliding frame 11 is fixedly connected with a screen 12, the supporting mechanism 10 is connected to the sliding frame 11, the inner walls of the screening bucket 7 on both sides are rotatably connected with driving disks 13, and the outer walls of the two driving disks 13 are rotatably connected with connecting plates 14, and one end of the two connecting plates 14 is rotatably connected to the sliding frame 11, through the cooperation between the screening bucket 7 and the sliding frame 11 and the screen 12, it is convenient to screen the crushed waste rubber, through the cooperation between the driving disk 13 and the connecting plate 14, it is convenient to pull the sliding frame 11 to move up and down, and through the movement of the sliding frame 11, it is convenient to drive the screen 12 to shake, thereby facilitating the screening of the auxiliary screen 12.

[0032] For details, please refer to Figure 2-3 The inner walls of both sides of the discharge box 3 are rotatably connected to the same mounting shaft 8, and the outer walls of the mounting shaft 8 are fixedly connected to a stirring frame 9, which is driven by the mounting shaft 8 to rotate to facilitate the mixing of the rubber.

[0033] For details, please refer to Figure 2-3 Both ends of the mounting shaft 8 are fixedly connected with pulley 1, and the outer walls on both sides of the discharge box 3 are rotatably connected with pulley 2, which rotates synchronously with the mounting shaft 8 through pulley 1.

[0034] For details, please refer to Figure 2-3 Belts 6 are connected between the two pulleys 1 and 2 respectively, a motor 5 is fixedly connected to the outer wall of one side of the discharge box 3, and the output shaft of the motor 5 is fixedly connected to the mounting shaft 8. The setting of the belt 6 facilitates the motor 5 to drive the driving disk 13 to rotate.

[0035] For details, please refer to Figure 3 The two pulleys and the two transmission shafts are respectively fixedly connected to the two driving disks 13, and the sliding frame 11 can be easily moved up and down by the rotation of the driving disks 13.

[0036] For details, please refer to Figure 1 A discharge port is provided on one side outer wall of the discharge box 3, and a hinge plate 4 is hingedly connected to the inner wall of the discharge port. The arrangement of the hinge plate 4 facilitates the discharge of the crushed materials in the discharge box 3.

[0037] For details, please refer to Figure 1 A feed opening is provided on the outer wall of the top of the crushing box 1, and a feed hopper 2 is fixedly connected to the inner wall of the feed opening. The feed hopper 2 is provided to facilitate the injection of waste rubber into the crushing box 1.

[0038] For details, please refer to Figure 4 The support mechanism 10 includes a support tube 15, and the support tube 15 is fixedly connected to the inner wall of the screening bucket 7. The inner wall of the support tube 15 is slidably connected with a driving rod 17. One end of the driving rod 17 is fixedly connected to the sliding frame 11. A spring 16 is connected between the inner wall at the top of the support tube 15 and the driving rod 17. The setting of the driving rod 17 facilitates the compression of the driving spring 16, and when the spring 16 is reset, it is convenient to drive the sliding frame 11 to return to its original position.

[0039] Working principle: When in use, the waste rubber is first transported to the crushing box 1 through the feed hopper 2, and then screened through the screen 12 after being crushed in the crushing box 1. The crushed rubber falls into the discharge box 3 after being screened. At this time, the motor 5 is started. When the motor 5 is started, it directly drives the installation shaft 8 to rotate. At the same time, the installation shaft 8 drives the driving disk 13 and the installation shaft 8 to rotate through the pulley and the belt 6. When the driving disk 13 rotates, it directly pulls the sliding frame 11 to move through the connecting plate 14. When the sliding frame 11 moves up, it directly compresses the spring 16 in the support tube 15. When the sliding frame 11 moves down, the spring 16 assists the driving rod 17 to push the sliding frame 11 down. When the sliding frame 11 moves back and forth, it is convenient to drive the screen 12 for screening.

[0040] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A waste rubber softening device for rubber production, comprising a crushing box (1), characterized in that: The outer wall at the bottom of the crushing box (1) is fixedly connected to a discharge box (3), and the inner wall at the top of the discharge box (3) is fixedly connected to a screening bucket (7); the screening bucket (7) and the crushing box (1) are connected; the inner wall of the screening bucket (7) is fixedly connected to four supporting mechanisms (10); the inner wall of the screening bucket (7) is slidably connected to a sliding frame (11), and the inner wall of the sliding frame (11) is fixedly connected to a screen (12); the supporting mechanism (10) is connected to the sliding frame (11); the inner walls on both sides of the screening bucket (7) are rotatably connected to driving disks (13), and the outer walls of the two driving disks (13) are rotatably connected to connecting plates (14); one end of the two connecting plates (14) is rotatably connected to the sliding frame (11).

2. The waste rubber softening device for rubber production according to claim 1, characterized in that: The inner walls on both sides of the discharge box (3) are rotatably connected to the same mounting shaft (8), and the outer walls of the mounting shaft (8) are fixedly connected to a stirring frame (9).

3. The waste rubber softening device for rubber production according to claim 2, characterized in that: Both ends of the installation shaft (8) are fixedly connected to pulley one, and both side outer walls of the discharge box (3) are rotatably connected to pulley two.

4. The waste rubber softening device for rubber production according to claim 3, characterized in that: A belt (6) is connected between the two pulleys 1 and 2 respectively, a motor (5) is fixedly connected to an outer wall of one side of the discharge box (3), and an output shaft of the motor (5) is fixedly connected to the mounting shaft (8).

5. The waste rubber softening device for rubber production according to claim 4, characterized in that: The two belt pulleys and two transmission shafts are respectively fixedly connected to the two driving disks (13).

6. The waste rubber softening device for rubber production according to claim 5, characterized in that: A discharge port is provided on one outer wall of the discharge box (3), and a hinge plate (4) is hingedly connected to the inner wall of the discharge port.

7. The waste rubber softening device for rubber production according to claim 6, characterized in that: The top outer wall of the crushing box (1) is provided with a feed opening, and the inner wall of the feed opening is fixedly connected to a feed hopper (2).

8. The waste rubber softening device for rubber production according to claim 7, characterized in that: The support mechanism (10) comprises a support tube (15), and the support tube (15) is fixedly connected to the inner wall of the screening bucket (7), the inner wall of the support tube (15) is slidably connected to a driving rod (17), one end of the driving rod (17) is fixedly connected to the sliding frame (11), and a spring (16) is connected between the inner wall of the top of the support tube (15) and the driving rod (17).

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