Feeding mechanism of rubber internal mixer

Abstract

The utility model provides a feeding mechanism of a rubber internal mixer, which relates to the technical field of rubber internal mixers and comprises a tank body, a frame plate is fixedly mounted at the top end of the tank body, an air cylinder is fixedly mounted on the back of the frame plate, a limiting plate is fixedly mounted at the output end of the air cylinder, a hollow groove is formed in the inner side of the limiting plate, and the limiting plate is fixedly mounted in the hollow groove. A feeding bin is arranged on the inner side of the frame plate. According to the rubber raw material feeding device, by arranging the frame plate, the air cylinder, the limiting plate, the hollow groove, the feeding bin, the electric push rod, the push plate, the connecting plate, the feeding cavity, the short shaft, the cover plate, the protruding block, the ventilation pipe and the ventilation valve, the cover plate on the surface of the feeding cavity can be opened and closed by controlling work of the electric push rod, and effective feeding work of rubber raw materials can be rapidly conducted; in addition, in the feeding process, leakage of harmful gas can be effectively avoided, the health and safety of operators are protected, meanwhile, adverse effects on the environment can be reduced, and environmental protection requirements and standards are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to rubber internal mixer technical field especially relates to a kind of feeding mechanism of rubber internal mixer. BACKGROUND

[0002] Rubber internal mixer is an important equipment for mixing and processing rubber raw materials. It is usually composed of a large mixing chamber, a drive system, a heating / cooling system, and a feeding and discharging system. The publication number CN217454507U discloses a feeding device of rubber internal mixer, and its technical points are: including box, the box top wall is fixedly installed with feeding cylinder, the box bottom wall is provided with discharge pipe, the opposite two inner walls of the box are rotatably installed with two groups of oppositely distributed plasticating rollers, the box top wall is provided with a discharging mechanism matched with the discharge hole of the feeding cylinder, the discharging mechanism includes a sealing plate and a control assembly, the sealing plate is in close contact with the bottom wall of the feeding cylinder and connected with the control assembly, the feeding cylinder is internally provided with a vibrating mechanism, and the vibrating mechanism includes a vibrating assembly and a guide assembly. However, this kind of feeding device cannot control the leakage of harmful gases inside during actual feeding. If it leaks into the working environment, it may cause serious harm to the health of the operator, leading to respiratory problems or other health problems, and even may pollute the surrounding environment. Some harmful gases may form pollutants in the air, or affect soil and water resources, so it needs to be improved. SUMMARY

[0003] The utility model aims at solving the technical problem proposed in the above background art.

[0004] The utility model discloses a feeding mechanism of rubber internal mixer, which comprises a tank body, a frame plate is fixedly installed at the top end of the tank body, a gas cylinder is fixedly installed on the back surface of the frame plate, a limit plate is fixedly installed at the output end of the gas cylinder, a hollow groove is formed in the inner side of the limit plate, a feeding bin is arranged on the inner side of the frame plate, an installation plate is fixedly installed at the top end of the frame plate, an electric push rod is fixedly installed on the inner side of the installation plate, a push plate is fixedly installed at the output end of the electric push rod, a connecting plate is fixedly installed at the output end of the electric push rod, a limit slot is formed in the inner side of the connecting plate, a connecting plate is hingedly connected to the inner side of the limit slot through a rotating shaft, a feeding cavity is arranged on the inner side of the tank body, a short shaft is arranged on the inner side of the feeding cavity, a cover plate is connected to the feeding cavity through the short shaft, a protruding block is fixedly installed at the bottom end of the cover plate, an air exchange pipe is communicated with the inner side of the feeding cavity, an air exchange valve is arranged on the surface of the air exchange pipe, an electric motor is fixedly installed at the top end of the tank body, and a stirring rod is fixedly installed at the output end of the electric motor.

[0005] Preferably, the limiting plate is in sliding connection with the frame plate, and the protruding block is in hinged connection with the connecting plate through a rotating shaft. Here, by arranging the limiting plate, the rubber raw material falling from the inner side of the feeding cavity can be stirred evenly, and the rubber raw material is prevented from piling up. By arranging the connecting plate, the cover plate can be opened under the action of the connecting plate during the operation of the electric push rod.

[0006] Preferably, the stirring rod is connected with the tank body through a bearing, and the connecting plate is in sliding connection with the tank body. Here, by arranging the stirring rod, the rubber raw material falling from the inner side of the feeding cavity can be stirred evenly, and the rubber raw material is prevented from piling up. By arranging the connecting plate, the cover plate can be opened under the action of the connecting plate during the operation of the electric push rod.

[0007] Preferably, the radius of the push plate is consistent with the radius of the hollow groove, and the push plate is in sliding connection with the hollow groove. Here, by arranging the push plate with the same radius, the rubber raw material in the inner side of the hollow groove can be effectively pushed into the inner side of the tank body, and residue of the raw material is avoided.

[0008] Preferably, the output end of the motor is fixedly provided with a pulley A, the top end of the tank body is rotatably provided with a pulley B, the surface of the pulley A is sleeved with a belt, the top end of the pulley B is fixedly provided with a circular plate, the top end of the circular plate is hingedly provided with a rotating plate, the top end of the tank body is fixedly provided with a sliding rail, the surface of the sliding rail is slidably provided with a sliding plate, the side surface of the sliding plate is fixedly provided with a short rod, and one end of the short rod is fixedly provided with a knocking head. Here, by arranging the pulley A, the pulley B, the belt, the circular plate, the rotating plate, the sliding rail, the sliding plate, the short rod and the knocking head, the pulley A can be driven to rotate during the operation of the motor, then the circular plate is driven to rotate under the action of the belt, and the sliding plate is driven to reciprocatingly slide along the sliding rail under the action of the connecting plate, so that the knocking head can be reciprocatingly knocked against the feeding bin, thereby improving the efficiency of the rubber raw material entering the inner side of the hollow groove from the feeding bin.

[0009] Preferably, the sliding plate and the rotating plate are hingedly connected through a rotating shaft, and the pulley A is connected with the pulley B through the belt. Here, by arranging the sliding plate and the rotating plate, the sliding plate can be driven to reciprocatingly slide along the sliding rail during the rotation of the circular plate, and by arranging the pulley A and the pulley B, the rotating effect of the motor can be effectively transmitted.

[0010] Preferably, the material of the knocking head is natural rubber. Here, by arranging the knocking head made of natural rubber, the feeding bin can be protected, and deformation of the feeding bin caused by excessive knocking force is avoided.

[0011] Compared with the prior art, the advantages and positive effects of the utility model lie in:

[0012] 1. In the utility model, by arranging a frame plate, a cylinder, a limit plate, a hollow groove, a feed bin, an electric push rod, a push plate, a connecting plate, a feed chamber, a short shaft, a cover plate, a protrusion, an air exchange pipe, and an air exchange valve, the cover plate on the surface of the feed chamber can be opened and closed by controlling the operation of the electric push rod, which not only can quickly and effectively feed the rubber raw materials, but also can effectively avoid the leakage of harmful gases during the feeding process, protect the health and safety of the operators, and at the same time reduce the adverse effects on the environment, meeting environmental protection requirements and standards.

[0013] 2. In the utility model, by arranging pulley A, pulley B, belt, circular plate, slide rail, skateboard, rotating plate, short rod and knocking head, the circular plate can be driven to rotate during the operation of the motor, so that the skateboard can be driven to slide back and forth along the slide rail under the action of the rotating plate, thereby driving the knocking head to continuously knock on the feed bin, thereby improving the efficiency of the rubber raw materials entering the inner side of the hollow groove from the feed bin. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model provides a schematic diagram of a feeding mechanism of a rubber internal mixer;

[0015] Figure 2 The utility model provides a top view of a feeding mechanism of a rubber internal mixer;

[0016] Figure 3 The utility model provides a cross-sectional view of a feeding mechanism of a rubber internal mixer;

[0017] Figure 4 The utility model proposes a feeding mechanism for a rubber internal mixer Figure 3 A magnified view of point A in the figure;

[0018] Figure 5 The utility model provides a cross-sectional view of a tank in a feeding mechanism of a rubber internal mixer;

[0019] Figure 6 The utility model provides a side view of a feeding mechanism of a rubber internal mixer;

[0020] Figure 7 The utility model proposes a feeding mechanism for a rubber internal mixer Figure 6 Enlarged view of point B in .

[0021] Legend:

[0022] 1, tank body;2, frame plate;3, cylinder;4, limiting plate;5, hollow groove;6, feed bin;7, mounting plate;8, electric push rod;9, push plate;10, connecting plate;11, limiting groove;12, connecting plate;13, feed cavity;14, short shaft;15, cover plate;16, protrusion;17, air exchange pipe;18, air exchange valve;19, motor;20, stirring rod;21, pulley A;22, pulley B;23, belt;24, round plate;25, slide rail;26, slide plate;27, rotating plate;28, short rod;29, knocking head. DETAILED DESCRIPTION

[0023] In order to more clearly understand the above objectives, features and advantages of the present application, the present application will be further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0024] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can be practiced in a variety of ways different from those described herein, therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0025] Embodiment one

[0026] Please refer to Figures 1-5The utility model provides a technical scheme: a kind of feeding mechanism of rubber internal mixer, including jar body 1, the top of jar body 1 is fixedly installed with frame plate 2, the back of frame plate 2 is fixedly installed with cylinder 3, start cylinder 3 and drive limit plate 4 along frame plate 2 reverse sliding, to the position of hollow groove 5 can be driven to the above of feed cavity 13, then start electric push rod 8 and drive push plate 9 along hollow groove 5 and push downward, to the raw material inside hollow groove 5 can be pushed to feed cavity 13, the output end of cylinder 3 is fixedly installed with limit plate 4, limit plate 4 is connected with frame plate 2 sliding, the inside of limit plate 4 is equipped with hollow groove 5, the inside of frame plate 2 is provided with feed bin 6, the top of frame plate 2 is fixedly installed with mounting plate 7, the inside of mounting plate 7 is fixedly installed with electric push rod 8, the output end of electric push rod 8 is fixedly installed with push plate 9, the radius of push plate 9 is consistent with the radius of hollow groove 5, push plate 9 is connected with hollow groove 5 sliding, the output end of electric push rod 8 is fixedly installed with connecting plate 10, electric push rod 8 work will drive connecting plate 10 and move downward, to drive the inside of limit slot 11 in limit plate 12 rotation, realize the angle change of limit plate 12, in turn can drive cover plate 15 to open under the action of limit plate 12, connecting plate 10 is connected with jar body 1 sliding, the inside of connecting plate 10 is equipped with limit slot 11, limit slot 11 is hinged with limit plate 12 in the inside through pivot, the inside of jar body 1 is provided with feed cavity 13, the inside of feed cavity 13 is provided with short shaft 14, feed cavity 13 is connected with cover plate 15 through short shaft 14, the bottom of cover plate 15 is fixedly installed with lug 16, lug 16 is hinged with limit plate 12 through pivot, the inside of feed cavity 13 is communicated with gas exchange pipe 17, the surface of gas exchange pipe 17 is provided with gas exchange valve 18, the top of jar body 1 is fixedly installed with motor 19, the output end of motor 19 is fixedly installed with stirring rod 20, stirring rod 20 is connected with jar body 1 through bearing.

[0027] Example two

[0028] Please refer to Figures 6-7The output end of the motor 19 is fixedly provided with a pulley A21, the pulley A21 is connected with a pulley B22 through a belt 23, the top end of the tank body 1 is rotatably provided with the pulley B22, the surface of the pulley A21 is sleeved with the belt 23, the top end of the pulley B22 is fixedly provided with a circular plate 24, the top end of the circular plate 24 is hingedly provided with a rotating plate 27 through a rotating shaft, the top end of the tank body 1 is fixedly provided with a sliding rail 25, the surface of the sliding rail 25 is slidably provided with a sliding plate 26, the sliding plate 26 and the rotating plate 27 are hingedly connected through a rotating shaft, the side surface of the sliding plate 26 is fixedly provided with a short rod 28, one end of the short rod 28 is fixedly provided with a knocking head 29, the motor 19 is started to drive the pulley A21 to rotate, the pulley B22 and the circular plate 24 are driven to rotate under the action of the belt 23, then the sliding plate 26 is driven to slide back and forth along the sliding rail 25 under the action of the rotating plate 27, so that the knocking head 29 can continuously knock the feeding bin 6, the material of the knocking head 29 is natural rubber, the knocking head 29 made of natural rubber has the effect of protecting the feeding bin 6, and deformation of the feeding bin 6 caused by excessive knocking force is avoided.

[0029] Working principle: when feeding, first start the cylinder 3 to drive the limiting plate 4 to slide along the inner side of the frame plate 2, in this process, the cylinder 3 drives the position of the hollow groove 5 to change and stop at the bottom end of the feeding bin 6, then under the action of gravity, the rubber raw materials in the feeding bin 6 will fall into the inner side of the hollow groove 5, at this time, the motor 19 is started to drive the pulley A21 to rotate, the pulley B22 and the circular plate 24 are driven to rotate under the action of the belt 23, then the sliding plate 26 is driven to slide back and forth along the sliding rail 25 under the action of the rotating plate 27, so that the knocking head 29 can continuously knock the feeding bin 6, thereby achieving the effect of vibration, effectively improving the discharging efficiency of the raw materials in the feeding bin 6, then the cylinder 3 is started to drive the limiting plate 4 to slide reversely along the frame plate 2, so that the position of the hollow groove 5 comes to the upper side of the feeding cavity 13, then the electric push rod 8 is started to drive the push plate 9 to push downward along the hollow groove 5, so that the raw materials in the hollow groove 5 are pushed to the feeding cavity 13, in the process of working of the electric push rod 8, the connecting plate 10 is driven to move downward, so that the connecting plate 12 is driven to rotate in the inner side of the limiting groove 11, the angle change of the connecting plate 12 is realized, then the cover plate 15 is driven to open under the action of the connecting plate 12, and the raw materials inside fall under the action of gravity and the push plate 9, when the electric push rod 8 drives the push plate 9 to rise, the connecting plate 10 is driven to slide upward, the cover plate 15 is driven to cover back to the surface of the feeding cavity 13 under the action of the connecting plate 12, then the air exchange valve 18 is started to replace the harmful gas in the feeding cavity 13 through the air exchange pipe 17, so that the next feeding work can be carried out, without worrying about the risk of gas leakage, effectively improving the working environment.

[0030] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in other forms, and any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields with equivalent changes, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application without departing from the technical scheme of the present application still falls within the protection scope of the present application.

Claims

1. A feeding mechanism for a rubber internal mixer, comprising a tank (1), characterized in that: The top end of the tank body (1) is fixedly installed with a frame plate (2), the back surface of the frame plate (2) is fixedly installed with an air cylinder (3), the output end of the air cylinder (3) is fixedly installed with a limiting plate (4), the inner side of the limiting plate (4) is provided with a hollow groove (5), the inner side of the frame plate (2) is provided with a feeding bin (6), the top end of the frame plate (2) is fixedly installed with a mounting plate (7), the inner side of the mounting plate (7) is fixedly installed with an electric push rod (8), the output end of the electric push rod (8) is fixedly installed with a push plate (9), the output end of the electric push rod (8) is fixedly installed with a connecting plate (10), the inner side of the connecting plate (10) is provided with a limiting groove (11), the inner side of the limiting groove (11) is hingedly connected with a connecting plate (12) through a rotating shaft, the inner side of the tank body (1) is provided with a feeding cavity (13), the inner side of the feeding cavity (13) is provided with a short shaft (14), the feeding cavity (13) is connected with a cover plate (15) through the short shaft (14), the bottom end of the cover plate (15) is fixedly installed with a protruding block (16), the inner side of the feeding cavity (13) is communicated with an air exchange pipe (17), the surface of the air exchange pipe (17) is provided with an air exchange valve (18), the top end of the tank body (1) is fixedly installed with a motor (19), the output end of the motor (19) is fixedly installed with a stirring rod (20).

2. The rubber mixing mill feeding mechanism according to claim 1, wherein: The limiting plate (4) is slidably connected with the frame plate (2), and the protruding block (16) is hingedly connected with the connecting plate (12) through a rotating shaft.

3. The rubber mixing mill feeding mechanism according to claim 1, wherein: The stirring rod (20) is connected with the tank body (1) through a bearing, and the connecting plate (10) is slidably connected with the tank body (1).

4. The rubber mixing mill feeding mechanism according to claim 1, wherein: The radius of the push plate (9) is consistent with the radius of the hollow groove (5), and the push plate (9) is slidably connected with the hollow groove (5).

5. The rubber mixing mill feeding mechanism according to claim 1, wherein: The output end of the motor (19) is fixedly installed with a pulley A (21), the top end of the tank body (1) is rotatably connected with a pulley B (22), the surface of the pulley A (21) is sleeved with a belt (23), the top end of the pulley B (22) is fixedly installed with a circular plate (24), the top end of the circular plate (24) is hingedly connected with a rotating plate (27) through a rotating shaft, the top end of the tank body (1) is fixedly installed with a sliding rail (25), the surface of the sliding rail (25) is slidably connected with a sliding plate (26), the side surface of the sliding plate (26) is fixedly installed with a short rod (28), one end of the short rod (28) is fixedly installed with a knocking head (29).

6. The rubber mixing mill feeding mechanism according to claim 5, wherein: The sliding plate (26) and the rotating plate (27) are hingedly connected through a rotating shaft, and the pulley A (21) is connected with the pulley B (22) through the belt (23).

7. The rubber mixing mill feeding mechanism according to claim 5, wherein: The knocking head (29) is made of natural rubber.

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