Granulation method and device for rubber auxiliary master batch particles

Abstract

The invention provides a rubber auxiliary master batch particle granulation method which comprises the following steps: S1, raw material preparation: preparing a rubber auxiliary and a rubber raw material, and accurately proportioning the rubber auxiliary and the rubber raw material; the rubber additives comprise a vulcanizing agent, an active agent, an anti-aging agent, an anti-cracking agent and the like. And S2, mixing the rubber auxiliary agent and the rubber raw material: fully mixing the rubber auxiliary agent and the rubber raw material which are accurately proportioned together by using a physical or chemical method. S3, adding other auxiliary agents: adding other auxiliary agents, such as a plasticizer and a filling agent, on the basis of the mixed rubber and the rubber auxiliary agent, and forming the rubber auxiliary agent master batch. And S4, granulation is conducted, specifically, the mixed rubber auxiliary masterbatch is put into a granulation device to be processed into granules, a cross-shaped cutting board can be cooled through an inner cavity and cold air, rubber can be conveniently cut and cooled through the cross-shaped cutting board, and the granulation efficiency of the masterbatch granules can be improved.

Description

Technical Field

[0001] The invention relates to the technical field of rubber additive masterbatch granulation, in particular to a rubber additive masterbatch granulation method and device. Background Art

[0002] The preparation process of rubber additive masterbatch includes the steps of preparing raw materials, mixing rubber and additives, adding other auxiliary agents, granulation and quality inspection. Through precise proportioning and reasonable process control, rubber additive masterbatch that meets the requirements can be prepared, providing high-quality raw materials for the production of rubber products.

[0003] However, in the process of granulation, an extruder is required to extrude the rubber masterbatch into a rubber strip, and a cutting machine is used to cut the rubber strip into rubber particles of a certain length, which are finally collected and packaged by a conveyor belt, etc. The masterbatch particles cannot be cooled in time, and the granulation efficiency is low.

[0004] To this end, the present invention provides a method and device for granulating rubber additive masterbatch. Summary of the invention

[0005] In view of the shortcomings of the prior art, the purpose of the present invention is to provide a method and device for granulating rubber additive masterbatch to solve the problems raised in the above-mentioned background technology. The present invention can cool the cross blade through the inner cavity and cold air, which is convenient for cutting and cooling the rubber through the cross blade, and can improve the granulation efficiency of the masterbatch.

[0006] In order to achieve the above object, the present invention is implemented through the following technical solutions:

[0007] A method for granulating rubber additive masterbatch, characterized in that it comprises the following steps:

[0008] S1: Raw material preparation: prepare rubber additives and rubber raw materials, and make precise proportions; rubber additives include vulcanizers, activators, anti-aging agents and anti-cracking agents, etc.

[0009] S2: Mixing of rubber additives and rubber raw materials: Use physical or chemical methods to fully mix rubber additives and rubber raw materials in precise proportions.

[0010] S3: Adding other auxiliary agents: Add other auxiliary agents, such as plasticizers, fillers, etc., to the mixed rubber and rubber additives to form a rubber additive masterbatch.

[0011] S4: Granulation: put the mixed rubber additive masterbatch into the granulation device and process it into granules.

[0012] Furthermore, the physical method in step S2 is to rub, squeeze, roll, etc. the rubber additive and the rubber raw material through mechanical equipment to achieve a uniform mixing effect; the chemical method is to combine the rubber additive and the rubber plantation through a chemical reaction.

[0013] Furthermore, after the rubber additive masterbatch is manufactured, it needs to be tested for quality. Conventional testing items include physical properties such as tensile strength, hardness, elongation at break, as well as anti-aging performance, wear resistance, etc.

[0014] A rubber additive masterbatch granulating device comprises a box body, a heating mechanism is arranged on the top of the box body, the heating mechanism comprises a stirring drum, a first spiral heating wire is fixedly arranged inside the inner wall of the stirring drum, a adding port is fixedly arranged on one side of the top end of the stirring drum, one end of the first spiral heating wire is wound around the outside of the bottom end of the adding port, a movable groove is movably arranged on the inner bottom of the box body through a driving mechanism, placement grooves are symmetrically arranged inside the two ends of the movable groove, a movable plate is movably installed on the bottom of the placement groove through a pivot, an adjustment frame is arranged on the top of the inner side of the box body through a first hydraulic rod, a pelletizing mechanism is symmetrically arranged on the two ends of the adjustment frame, the pelletizing mechanism comprises a fixed box, an inner cavity and a groove are respectively arranged inside the top and bottom ends of the fixed box, a cross blade is arranged for limiting the inner position of the inner cavity and the groove, and the fixed box is arranged above the movable groove.

[0015] Furthermore, the driving mechanism includes a second servo motor, a screw and a slide groove, the slide groove is symmetrically opened inside the front and rear ends of the box, and the front and rear ends of the movable groove are symmetrically fixed with sliders, the sliders are slidably installed inside the slide groove, and the sliders are threadedly installed on the outside of the screw.

[0016] Furthermore, mounting blocks are symmetrically fixed at both ends of the slide slot, the screw is rotatably installed between the mounting blocks, the second servo motor is fixed on the side wall of the right mounting block, and the output shaft of the second servo motor is fixedly connected to one end of the screw.

[0017] Furthermore, lower discharge openings are provided at the bottoms of both ends of the box body, the movable groove and the movable plate are both arranged above the lower discharge openings, and the bottoms of the lower discharge openings correspond to the bottoms of both ends of the box body being provided with discharge openings.

[0018] Furthermore, the first hydraulic rod is symmetrically fixed on the inner top of the box body, the output rod of the first hydraulic rod is fixedly connected to the two ends of the adjusting frame, a telescopic tube is fixedly arranged at the center position of the adjusting frame, a fixed tube is fixedly arranged at the bottom of the mixing drum and inside the box body, the top end of the telescopic tube is slidably arranged inside the fixed tube, the bottom end of the telescopic tube is fixedly arranged with a solenoid valve, and the inner wall of the fixed tube is fixedly arranged with a second spiral heating wire.

[0019] Furthermore, a stirring mechanism is provided inside the mixing drum, and the stirring mechanism includes a stirring paddle, and the stirring paddle is rotatably provided inside the mixing drum. A first servo motor is fixedly provided on the top of the mixing drum, and the output shaft of the first servo motor is fixedly connected to the top of the stirring paddle. An insulation layer is fixedly provided on the outside of the mixing drum.

[0020] Furthermore, a second hydraulic rod is fixedly provided on the top of the fixed box, and the output shaft of the second hydraulic rod is fixedly connected to the top of the cross blade plate. A cold air inlet is fixedly provided on one side of the inner cavity corresponding to the fixed box, and a fixed block is fixedly provided inside the groove corresponding to the gap between the cross blade plates.

[0021] Beneficial effects of the invention: A method and device for granulating a rubber additive masterbatch of the invention comprises a box body, a mixing drum, a mixing mechanism, an addition port, a discharge port, a first servo motor, a stirring paddle, a first spiral heating wire, a thermal insulation layer, a fixed tube, a telescopic tube, an adjustment frame, a first hydraulic rod, a movable groove, a lower discharge port, a fixed box, a second hydraulic rod, a cross blade, an inner cavity, a fixed block, a cold air inlet, a placement groove, a movable plate, a slider, a mounting block, a second servo motor, a screw rod, and a slide groove.

[0022] 1. The rubber additive masterbatch granulation method and device can heat the rubber additive masterbatch in the addition port and the inside of the mixing drum through the first spiral heating wire, so that the rubber additive masterbatch can flow, and can stir the rubber additive masterbatch through stirring mechanisms such as a servo motor and a stirring paddle, thereby improving the heating efficiency of the rubber additive masterbatch, and can heat and keep the rubber additive masterbatch inside the fixed tube and the telescopic tube through the fixed tube and the second spiral heating wire, so that the rubber additive masterbatch can be solidified and block the telescopic tube and the fixed tube.

[0023] 2. The rubber additive masterbatch granulation method and device drives the adjustment frame to descend through the first hydraulic rod, and the adjustment frame can block the top of the placement groove, so that it is convenient to add the rubber additive masterbatch into the inside of the placement groove through the fixed tube and the telescopic tube, and the top of the rubber additive masterbatch is limited by the adjustment frame. The lateral movement of the movable groove by the driving mechanism facilitates the alternating adjustment and pelletizing of the placement grooves on both sides, which can improve the granulation efficiency of the rubber additive masterbatch.

[0024] 3. When the adjusting frame of the rubber additive masterbatch granulation method and device descends, it can drive the fixed box and other pelletizing mechanisms to descend, and adjust the cross blade to the top of the placement slot, and drive the cross blade to descend through the second hydraulic rod, so as to facilitate pelletizing of the rubber additive masterbatch. At the same time, the cross blade is cooled through the cold air inlet and the inner cavity, so as to facilitate cooling of the rubber additive masterbatch. The movement of the movable slot can drive the movable plate, so that the movable plate enters the interior of the lower discharge port, so that the movable plate rotates downward, so as to facilitate the discharge of the rubber additive masterbatch. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A flow chart of a method for granulating rubber additive masterbatch of the present invention;

[0026] Figure 2 This is a structural diagram of a rubber additive masterbatch granulation device of the present invention;

[0027] Figure 3 It is a front cross-sectional view of a rubber additive masterbatch granulation device of the present invention;

[0028] Figure 4 A rubber additive masterbatch granulating device according to the present invention Figure 3 Enlarged view of point A in the middle;

[0029] Figure 5 This is a structural diagram of a moving tank of a rubber additive masterbatch granulation device of the present invention;

[0030] Figure 6 This is a structural diagram of a pelletizing mechanism of a rubber additive masterbatch pelletizing device of the present invention;

[0031] In the figure: 1. box body; 2. mixing drum; 3. mixing mechanism; 4. adding port; 5. discharge port; 6. first servo motor; 7. stirring paddle; 8. first spiral heating wire; 9. insulation layer; 10. fixed tube; 11. telescopic tube; 12. adjustment frame; 13. first hydraulic rod; 14. movable groove; 15. lower discharge port; 16. fixed box; 17. second hydraulic rod; 18. cross blade; 19. inner cavity; 20. fixed block; 21. cold air inlet; 22. placement groove; 23. movable plate; 24. slider; 25. mounting block; 26. second servo motor; 27. screw; 28. slide groove. DETAILED DESCRIPTION

[0032] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0033] See also Figures 1 to 6 The present invention provides a technical solution: a method for granulating rubber additive masterbatch, characterized in that it comprises the following steps:

[0034] S1: Raw material preparation: prepare rubber additives and rubber raw materials, and make precise proportions; rubber additives include vulcanizers, activators, anti-aging agents and anti-cracking agents, etc.

[0035] S2: Mixing of rubber additives and rubber raw materials: Use physical or chemical methods to fully mix rubber additives and rubber raw materials in precise proportions.

[0036] S3: Adding other auxiliary agents: Add other auxiliary agents, such as plasticizers, fillers, etc., to the mixed rubber and rubber additives to form a rubber additive masterbatch.

[0037] S4: Granulation: put the mixed rubber additive masterbatch into the granulation device and process it into granules.

[0038] In this embodiment, the physical method in step S2 is to rub, extrude, tumble, etc. the rubber additive and the rubber raw material through mechanical equipment to achieve a uniform mixing effect; the chemical method is to combine the rubber additive and the rubber together through a chemical reaction. After the rubber additive masterbatch is manufactured, it is necessary to conduct quality inspection; conventional inspection items include physical properties such as tensile strength, hardness, elongation at break, as well as anti-aging performance, wear resistance, etc. The granulation efficiency of the rubber additive masterbatch can be improved by using a granulating device.

[0039] A rubber additive masterbatch granulation device comprises a box body 1, a heating mechanism is arranged on the top of the box body 1, the heating mechanism comprises a mixing drum 2, a first spiral heating wire 8 is fixedly arranged inside the inner wall of the mixing drum 2, a feeding port 4 is fixedly arranged on one side of the top of the mixing drum 2, one end of the first spiral heating wire 8 is wound around the outside of the bottom end of the feeding port 4, a moving groove 14 is movably arranged at the bottom of the inner side of the box body 1 through a driving mechanism, placement grooves 22 are symmetrically opened inside the two ends of the moving groove 14, a movable plate 23 is movably installed at the bottom of the placement groove 22 through a pivot, and an adjusting plate 23 is arranged on the top of the inner side of the box body 1 through a first hydraulic rod 13 The section frame 12, the two ends of the adjustment frame 12 are symmetrically provided with a pelletizing mechanism, the pelletizing mechanism includes a fixed box 16, the top and bottom ends of the fixed box 16 are respectively provided with an inner cavity 19 and a groove, the inner limit of the inner cavity 19 and the groove is provided with a cross blade 18, the fixed box 16 is arranged above the movable groove 14, and the movable groove 14 can be adjusted laterally by the driving mechanism, so that the placement grooves 22 at both ends are alternately moved to the bottom of the adjustment frame 12, so that the rubber additive masterbatch is alternately added to the inside of the placement groove 22, and the rubber additive masterbatch in the placement groove 22 is alternately pelletized by the pelletizing mechanism, which can improve the granulation efficiency of the rubber additive masterbatch.

[0040] In this embodiment, the driving mechanism includes a second servo motor 26, a screw 27 and a slide 28. The slide 28 is symmetrically arranged inside the front and rear ends of the box body 1. The front and rear ends of the movable groove 14 are symmetrically fixed with sliders 24. The slider 24 is slidably installed inside the slide 28. The slider 24 is screwed on the outside of the screw 27. The two ends of the slide 28 are symmetrically fixed with mounting blocks 25. The screw 27 is rotatably installed between the mounting blocks 25. The second servo motor 26 is fixedly arranged on the side wall of the right mounting block 25. The output shaft of the second servo motor 26 is fixedly connected to one end of the screw 27. The top of the fixed box 16 is fixedly provided with a second hydraulic rod 17. The output shaft of the second hydraulic rod 17 is fixed to the top of the cross blade 18. The cross blade 18 is connected to the inner cavity 19, and a cold air inlet 21 is fixedly provided on the corresponding fixed box 16 on one side of the inner cavity 19. A fixed block 20 is fixedly provided inside the corresponding groove between the gaps of the cross blade 18. The movable groove 14 can be moved laterally by the second servo motor 26, the screw 27 and the slider 24, so that the placement groove 22 is alternately moved to the bottom of the pelletizing mechanism. The cold air inlet 21 can be introduced into the inner cavity 19 to facilitate cooling of the cross blade 18. The cross blade 18 can be driven to descend by the second hydraulic rod 17. The cross blade 18 can pelletize the rubber additive masterbatch and cool down the rubber additive masterbatch particles at the same time, thereby improving the granulation efficiency of the rubber additive masterbatch particles. The slide 28 and the slider 24 can limit each other to improve the stability of the movable groove 14.

[0041] In this embodiment, lower discharge ports 15 are provided at the bottom of both ends of the box body 1, the movable groove 14 and the movable plate 23 are both arranged above the lower discharge port 15, and the bottom of the lower discharge port 15 corresponds to the bottom of both ends of the box body 1. The lower discharge port 15 is provided, and after the movable plate 23 moves to the top of the lower discharge port 15, the movable plate 23 can rotate downward under its own weight and the gravity of the rubber additive masterbatch, so that the rubber additive masterbatch is conveniently discharged into the discharge port 5 and finally discharged from the device.

[0042] In this embodiment, the first hydraulic rod 13 is symmetrically fixed on the inner top of the box body 1, the output rod of the first hydraulic rod 13 is fixedly connected to the two ends of the adjustment frame 12, a telescopic tube 11 is fixedly arranged at the center position of the adjustment frame 12, a fixed tube 10 is fixedly arranged at the bottom of the mixing drum 2 and the inside of the box body 1, the top of the telescopic tube 11 is slidably arranged inside the fixed tube 10, a solenoid valve is fixedly arranged at the bottom of the telescopic tube 11, and a second spiral heating wire is fixedly arranged inside the inner wall of the fixed tube 10, the adjustment frame 12 can be raised and lowered by the first hydraulic rod 13, and the adjustment frame 12 is conveniently covered on the top of the placement groove 22, thereby preventing the rubber additive masterbatch from flowing out, and the second spiral heating wire can prevent the rubber additive masterbatch from solidifying and blocking the telescopic tube 11 and the fixed tube 10.

[0043] In this embodiment, a stirring mechanism 3 is provided inside the mixing drum 2, and the stirring mechanism 3 includes a stirring paddle 7. The stirring paddle 7 is rotatably provided inside the mixing drum 2. A first servo motor 6 is fixedly provided on the top of the mixing drum 2, and the output shaft of the first servo motor 6 is fixedly connected to the top of the stirring paddle 7. An insulation layer 9 is fixedly provided on the outside of the mixing drum 2. The insulation layer 9 can be used to insulate the mixing drum 2 to reduce heat loss. The stirring mechanism 3 such as the stirring paddle 7 can facilitate stirring of the rubber additive masterbatch, thereby improving the melting efficiency of the rubber additive masterbatch.

[0044] When using the rubber additive masterbatch granulation method and device, the rubber additive masterbatch is added to the interior of the mixing drum 2 through the addition port 4. The rubber additive masterbatch is preheated by the first spiral heating wire 8 when passing through the bottom end of the addition port 4. After entering the interior of the mixing drum 2, the first spiral heating wire 8 can continue to heat the rubber additive masterbatch, and at the same time, the first servo motor 6 is started. The first servo motor 6 drives the stirring paddle 7 to rotate inside the mixing drum 2, which can improve the melting efficiency of the rubber additive masterbatch; at this time, the placement slot 22 on the left is at the bottom of the adjustment frame 12. After the rubber additive masterbatch is melted, the first servo motor 6 is started. The hydraulic rod 13, the first hydraulic rod 13 drives the adjusting frame 12 to move downward, and the adjusting frame 12 drives the telescopic tube 11 to slide downward in the fixed tube 10, and at the same time the adjusting frame 12 drives the pelletizing mechanism such as the fixed box 16 to descend, the adjusting frame 12 contacts the top of the moving groove 14 and seals the top of the placement groove 22 on the left, opens the solenoid valve, and the rubber additive masterbatch enters the inside of the placement groove 22 on the left through the fixed tube 10 and the telescopic tube 11, and heats the fixed tube 10 and the telescopic tube 11 through the second spiral heating wire to prevent the rubber additive masterbatch from solidifying and blocking the fixed tube 10 and the telescopic tube 1 1; The rubber additive masterbatch starts to cool down after entering the placement groove 22, and cold air is introduced into the inner cavity 19 through the cold air inlet 21, which can cool the cross blade 18 and the fixed box 16; the solenoid valve is closed, and the adjustment frame 12 is driven to rise through the first hydraulic rod 13, and the adjustment frame 12 is separated from the top of the movable groove 14, and the second servo motor 26 is started. The second servo motor 26 drives the slider 24 to slide to the left inside the slide groove 28 through the screw 27, and the movable groove 14 is adjusted to the left through the slider 24, and the placement grooves 22 at both ends move synchronously, and the placement groove 22 on the left drives the movable The movable plate 23 and the rubber additive masterbatch are moved to the lower part of the pelletizing mechanism on the left side, and the adjusting frame 12 is driven down by the first hydraulic rod 13, and the adjusting frame 12 closes the top of the right placement slot 22, and the bottom of the left fixed box 16 contacts the top of the movable slot 14 and cools it, and the cross blade 18 is driven down by the second hydraulic rod 17, and the cross blade 18 pelletizes the rubber additive masterbatch and cools it at the same time, and the fixed block 20 can prevent the rubber additive masterbatch from sticking to the inside of the cross blade 18 when the cross blade 18 rises, so as to avoid affecting the next pelletizing;After the pelletizing is completed, the driving mechanism controls the moving groove 14 to continue to move to the left, so that the movable plate 23 moves to the inside of the lower discharge port 15, and rotates and tilts downward under the weight of the movable plate 23 and the gravity of the rubber additive masterbatch, and the rubber additive masterbatch falls into the inside of the discharge port 5, which is convenient for discharging the rubber additive masterbatch. At the same time, the melted rubber additive masterbatch is added to the inside of the placement groove 22 on the right. Similarly, the driving mechanism drives the moving groove 14 to move to the right, and the rubber additive masterbatch is pelletized and cooled by the pelletizing mechanism on the right. When the moving groove 14 moves to the right, the lower discharge port 15 can squeeze the movable plate 23, so that the movable plate 23 closes the bottom of the placement groove 22, which can improve the granulation efficiency of the rubber additive masterbatch. ;

[0045] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0046] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A method for granulating a rubber additive masterbatch, characterized in that: The following steps are included S1: Raw material preparation: prepare rubber additives and rubber raw materials, and make precise proportions; rubber additives include vulcanizers, activators, anti-aging agents and anti-cracking agents, etc. S2: Mixing of rubber additives and rubber raw materials: Use physical or chemical methods to fully mix rubber additives and rubber raw materials in precise proportions. S3: Adding other auxiliary agents: Add other auxiliary agents, such as plasticizers, fillers, etc., to the mixed rubber and rubber additives to form a rubber additive masterbatch. S4: Granulation: put the mixed rubber additive masterbatch into the granulation device and process it into granules.

2. A method for granulating a rubber additive masterbatch according to claim 1, characterized in that: The physical method in step S2 is to rub, squeeze, roll, etc. the rubber additive and the rubber raw material through mechanical equipment to achieve a uniform mixing effect; the chemical method is to combine the rubber additive and the rubber raw material together through a chemical reaction.

3. A method and device for granulating rubber additive masterbatch according to claim 1, characterized in that: After the rubber additive masterbatch is manufactured, it needs to be quality inspected; conventional inspection items include physical properties such as tensile strength, hardness, elongation at break, as well as anti-aging properties, wear resistance, etc.

4. A granulation device used in the method for granulating rubber additive masterbatch as claimed in claim 1, comprising a housing (1), characterized in that: A heating mechanism is arranged on the top of the box body (1), and the heating mechanism comprises a mixing drum (2), a first spiral heating wire (8) is fixedly arranged inside the inner wall of the mixing drum (2), an addition port (4) is fixedly arranged on one side of the top end of the mixing drum (2), one end of the first spiral heating wire (8) is wound around the outside of the bottom end of the addition port (4), a movable groove (14) is movably arranged on the inner bottom of the box body (1) through a driving mechanism, and placement grooves (22) are symmetrically opened inside the two ends of the movable groove (14), and the placement grooves (22) are arranged on the inner bottom of the mixing drum (2). A movable plate (23) is movably mounted at the bottom of the groove (22) via a pivot, an adjustment frame (12) is arranged at the top of the inner side of the box body (1) via a first hydraulic rod (13), pelletizing mechanisms are symmetrically arranged at both ends of the adjustment frame (12), the pelletizing mechanism comprises a fixed box (16), an inner cavity (19) and a groove are respectively provided at the top and bottom ends of the fixed box (16), a cross blade (18) is provided inside the inner cavity (19) and the groove, and the fixed box (16) is arranged above the movable groove (14).

5. The rubber additive masterbatch granulation device according to claim 4, characterized in that: The driving mechanism comprises a second servo motor (26), a screw (27) and a slide groove (28); the slide groove (28) is symmetrically arranged inside the front and rear ends of the box body (1); the front and rear ends of the movable groove (14) are symmetrically fixed with sliders (24); the sliders (24) are slidably installed inside the slide groove (28); and the sliders (24) are screwed on the outside of the screw (27).

6. The rubber additive masterbatch granulation device according to claim 5, characterized in that: Mounting blocks (25) are symmetrically fixedly arranged at both ends of the slide groove (28), the screw rod (27) is rotatably mounted between the mounting blocks (25), the second servo motor (26) is fixedly arranged on the side wall of the right mounting block (25), and the output shaft of the second servo motor (26) is fixedly connected to one end of the screw rod (27).

7. The rubber additive masterbatch granulation device according to claim 6, characterized in that: The bottoms of both ends of the box body (1) are provided with lower discharge openings (15), the movable groove (14) and the movable plate (23) are both arranged above the lower discharge opening (15), and the bottoms of the lower discharge openings (15) correspond to the bottoms of both ends of the box body (1) provided with discharge openings (5).

8. The rubber additive masterbatch granulation device according to claim 4, characterized in that: The first hydraulic rod (13) is symmetrically fixedly arranged on the inner top of the box body (1); the output rod of the first hydraulic rod (13) is fixedly connected to the two ends of the adjustment frame (12); a telescopic tube (11) is fixedly arranged at the center position of the adjustment frame (12); a fixed tube (10) is fixedly arranged at the bottom of the mixing drum (2) and inside the box body (1); the top end of the telescopic tube (11) is slidably arranged inside the fixed tube (10); a solenoid valve is fixedly arranged at the bottom end of the telescopic tube (11); and a second spiral heating wire is fixedly arranged inside the inner wall of the fixed tube (10).

9. The rubber additive masterbatch granulation device according to claim 4, characterized in that: A stirring mechanism (3) is arranged inside the stirring drum (2), and the stirring mechanism (3) comprises a stirring paddle (7). The stirring paddle (7) is rotatably arranged inside the stirring drum (2). A first servo motor (6) is fixedly arranged on the top of the stirring drum (2), and the output shaft of the first servo motor (6) is fixedly connected to the top of the stirring paddle (7). A heat-insulating layer (9) is fixedly arranged on the outside of the stirring drum (2).

10. The rubber additive masterbatch granulation device according to claim 6, characterized in that: A second hydraulic rod (17) is fixedly arranged on the top of the fixed box (16), and an output shaft of the second hydraulic rod (17) is fixedly connected to the top of the cross blade (18). A cold air inlet (21) is fixedly arranged on one side of the inner cavity (19) corresponding to the fixed box (16), and a fixing block (20) is fixedly arranged inside the corresponding groove between the gaps of the cross blade (18).

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