Gum base extruder heating assembly

By using a combination of insulation board and temperature sensor in the rubber extruder, real-time monitoring and uniform heating of hot water were achieved, solving the problem of rubber agglomeration caused by uneven temperature, and improving the production quality and extrusion efficiency of rubber.

CN224489985UActive Publication Date: 2026-07-14WUXI SANXI RUBBER BASE MFG CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
WUXI SANXI RUBBER BASE MFG CO LTD
Filing Date
2025-07-18
Publication Date
2026-07-14

AI Technical Summary

Technical Problem

Existing rubber extruders suffer from uneven heating component placement, resulting in significant temperature differences. Some rubber components may clump due to insufficient temperature, leading to poor extrusion and poor particle size quality.

Method used

The main body of the extruder is heated by insulation board one and insulation board two, and the hot water is monitored in real time and reheated by temperature sensor and heating conveyor. Combined with the stirring of the stirring component, the uniformity of hot water temperature is ensured, and heat circulation and uniform heating are achieved.

Benefits of technology

This effectively avoids the clumping of the rubber base during the extrusion process due to uneven temperature, thus improving the production quality and extrusion efficiency of the rubber base.

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Abstract

The application discloses a gum base extruder heating assembly, relates to the technical field of gum base production, and comprises an operation table, a plurality of feeding tanks are fixedly connected to one side of the top of the extruder main body, and a material extruding head is fixedly connected to one end of the extruder main body; a heat preservation plate one is installed on one side of the extruder main body, and a heat preservation plate two is installed on the other side of the extruder main body; when the extruder main body is heated by the heat preservation plate one and the heat preservation plate two, the temperature of hot water conveyed in the heat preservation plate one is monitored in real time through a temperature sensor; when the temperature of part of the internal structure of the heat preservation plate one decreases, the hot water is secondarily heated through a heating conveying element, the uniformity of the internal temperature of the heat preservation plate one and the heat preservation plate two is ensured, the temperature difference is ensured to be within a small range, the extruder main body is uniformly heat preserved, and the gum base extrusion quality is improved.
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Description

Technical Field

[0001] This application relates to the field of rubber-based production technology, and in particular to heating components for rubber-based extruders. Background Technology

[0002] Gum base is a basic raw material used in the production of chewing gum, bubble gum, and other chewable foods. It is mainly composed of elastomers, resins, waxes, softeners, and other components. It is insoluble in water and has good chewiness, plasticity, and viscoelasticity, allowing chewable foods to maintain a certain shape and texture in the mouth. At the same time, it serves as a carrier for flavorings, sweeteners, and other ingredients.

[0003] When rubber base is extruded, the uniformly mixed rubber base raw material is first fed into the extruder. Under the rotation of the extruder screw, the raw material is gradually softened and melted by mechanical shearing force and external heating. Then, the molten rubber base is extruded into a continuous blank with a specific shape (such as sheet or strip) through the die at the front end of the extruder. Finally, after cooling and shaping, it enters the subsequent processing stage.

[0004] In existing rubber extruders, the heating components are arranged in a way that results in uneven heating during the extrusion process. The temperature varies significantly at different locations, which may cause some of the rubber to clump due to insufficient temperature. This can lead to poor extrusion of the rubber within the extruder and even result in poor particle size quality of the prepared rubber. Utility Model Content

[0005] The purpose of this application is to address the problem in the prior art where the temperature distribution of the heating components in the extruder results in uneven heating and significant temperature differences at different locations. Consequently, some rubber base may clump due to insufficient temperature, leading to poor extrusion of the rubber base within the extruder and even resulting in poor particle size quality of the prepared rubber base. This application provides a heating component for a rubber base extruder.

[0006] To achieve the above objectives, this application specifically adopts the following technical solution:

[0007] A heating assembly for a rubber-based extruder includes an operating platform. An extruder body is fixedly connected to the top of the operating platform. Multiple feeding tanks are fixedly connected to one side of the top of the extruder body, and an extrusion head is fixedly connected to one end of the extruder body. A first insulation plate is installed on one side of the extruder body, and a second insulation plate is installed on the other side of the extruder body. The first and second insulation plates are interconnected. Multiple temperature sensors are fixedly connected to one side of the top of the first insulation plate. A water storage tank is placed at the bottom of the operating platform. A heating conveyor is installed on the top of the water storage tank, and a stirring component is installed inside the water storage tank. A controller is fixedly connected to one side of the operating platform, and the controller is electrically connected to the water storage tank and the temperature sensors.

[0008] By adopting the above technical solution, when the extruder body is heated by insulation board one and insulation board two, the temperature of the hot water transported inside insulation board one is monitored in real time by a temperature sensor. When the temperature of some parts of the internal structure of insulation board one drops, the hot water transported can be reheated by the heating conveyor, which can ensure the uniformity of the internal temperature of insulation board one and insulation board two, ensure that the temperature difference is within a small range, achieve uniform heat preservation of the extruder body, and improve the quality of rubber extrusion.

[0009] Furthermore, the insulation board has multiple water channels inside, and the bottom of each water channel has a liquid inlet.

[0010] By adopting the above technical solution, hot water flows into the water passage to raise the temperature of the insulation board, and heat is conducted through the insulation board to the extruder body, thereby heating and keeping it warm.

[0011] Furthermore, the second insulation board has multiple water passages inside, and the bottom of the second water passage has a drain outlet. The first water passage is connected to the second water passage, and the top of the first insulation board and the second insulation board are provided with sealing gaskets.

[0012] By adopting the above technical solution, hot water flows into the water passage two to increase the temperature of the insulation board two, and heat is conducted to the extruder body through the insulation board two, thereby heating and insulating it.

[0013] Furthermore, sealing gaskets are provided at the top of the insulation board one and the insulation board two, and multiple connecting ports are opened on the sealing gaskets, which correspond to the water passage one and the water passage two.

[0014] By adopting the above technical solution, the sealing gasket can enhance the sealing between insulation board one and insulation board two, preventing hot water from overflowing.

[0015] Furthermore, heating plates are fixedly connected to both sides of the water storage tank.

[0016] By adopting the above technical solution, the hot water inside the water storage tank can be heated by the heating plate.

[0017] Furthermore, the heating conveying component includes a water pump fixedly connected to the top of the water storage tank. A diversion pipe is fixedly connected to the drain end of the water pump. Multiple electric heating tubes are fixedly connected to the diversion pipe. The end of the electric heating tube away from the diversion pipe is connected to a water passage channel one. Multiple return pipes are fixedly connected to one side of the top of the water storage tank. The top end of the return pipe is connected to a water passage channel two.

[0018] By adopting the above technical solution, the hot water inside the water storage tank can be extracted by the operation of the water pump and then pumped into the insulation board.

[0019] Furthermore, the stirring component includes a connecting seat fixedly connected to one side of the water storage tank, a servo motor fixedly connected to one side of the connecting seat, an active disk fixedly connected to the output end of the servo motor, a symmetrical transmission disk rotatably connected to one side of the water storage tank, the active disk and the transmission disk being connected by a transmission belt, and a symmetrical stirring component rotatably connected inside the water storage tank.

[0020] By adopting the above technical solution, the operation of the servo motor can drive the active disk to rotate, which in turn drives the agitator to rotate, thus agitating the hot water inside the water storage tank.

[0021] Furthermore, the agitator includes a turntable rotatably connected to the inner wall of the water storage tank, one side of the turntable being fixedly connected to a transmission disc, and the other side of the turntable being fixedly connected to a plurality of agitating rods.

[0022] By adopting the above technical solution, hot water is stirred by multiple rotating stirring rods.

[0023] In summary, this application includes at least one of the following beneficial effects;

[0024] 1. In this application, hot water from the water storage tank is conveyed through a heating conveyor and then into insulation board one. The water then flows through insulation board two, allowing the hot water to circulate along the internal structure of insulation boards one and two, thereby heating insulation boards one and two. This heating of the extruder body is achieved through insulation boards one and two. Afterward, the hot water inside insulation board two flows back into the water storage tank, where it is reheated. This heat circulation ensures that the hot water inside insulation boards one and two maintains a stable temperature, preventing the water temperature from dropping when heating the extruder body. This maximizes the uniform heating of the rubber base, thereby improving the production quality of the rubber base.

[0025] 2. In this application, when the insulation board one and insulation board two are heating the extruder body, the temperature of the hot water transported inside insulation board one is monitored in real time by a temperature sensor. When the temperature of a part of the internal structure of insulation board one drops, the hot water transported can be reheated by a heating conveyor, which can ensure the uniformity of the internal temperature of insulation board one and insulation board two, ensure that the temperature difference is within a small range, achieve uniform heat preservation of the extruder body, and improve the quality of rubber extrusion.

[0026] 3. In this application, when hot water flows back into the water storage tank, the hot water is heated by the internal components of the water storage tank. During this process, the operation of the stirring component causes the internal components of the stirring component to agitate the hot water inside the water storage tank, thereby accelerating the heating speed of the hot water, making the hot water heated evenly and quickly, reducing the phenomenon of uneven heating of hot water causing differences in water temperature, and improving the heating uniformity of insulation board one and insulation board two. Attached Figure Description

[0027] Figure 1 This is a schematic diagram of the structure of this application;

[0028] Figure 2 This is a schematic diagram of the structure of insulation board one and insulation board two in this application;

[0029] Figure 3 This is a schematic diagram of the structure of the heating conveyor in this application;

[0030] Figure 4 This is a diagram of the internal structure of the water storage tank in this application;

[0031] Figure 5 This is a schematic diagram of the mixing component in this application.

[0032] Explanation of reference numerals in the attached figures:

[0033] 1. Operating platform; 2. Extruder body; 3. Feeding tank; 4. Insulation board one; 5. Insulation board two; 6. Water storage tank; 7. Mixing component; 8. Temperature sensor; 9. Controller; 10. Extrusion head; 41. Water channel one; 42. Sealing gasket; 51. Water channel two; 61. Heating plate; 62. Water pump; 63. Diverter pipe; 64. Electric heating element; 65. Return pipe; 71. Connecting seat; 72. Servo motor; 73. Drive disc; 74. Transmission disc; 75. Transmission belt; 76. Turntable; 77. Stirring rod. Detailed Implementation

[0034] The following is in conjunction with the appendix Figure 1 —5 provides further detailed description of this application.

[0035] This application discloses a heating assembly for a rubber-based extruder.

[0036] Reference Figure 1 and Figure 2The heating assembly for a rubber-based extruder includes an operating platform 1. An extruder body 2 is fixedly connected to the top of the operating platform 1. Multiple feeding tanks 3 are fixedly connected to one side of the top of the extruder body 2, and an extrusion head 10 is fixedly connected to one end of the extruder body 2. A first insulation plate 4 is installed on one side of the extruder body 2, and a second insulation plate 5 is installed on the other side of the extruder body 2. The first insulation plate 4 and the second insulation plate 5 are interconnected. Multiple temperature sensors 8 are fixedly connected to one side of the top of the first insulation plate 4. A water storage tank 6 is placed at the bottom of the operating platform 1. A heating conveyor is installed on the top of the water storage tank 6, and a stirring component 7 is installed inside the water storage tank 6. A controller 9 is fixedly connected to one side of the insulation board. The controller 9 is electrically connected to the water storage tank 6 and the temperature sensor 8. Multiple water passages 41 are opened inside the insulation board 4. The bottom of the water passage 41 is opened with a liquid inlet. Multiple water passages 51 are opened inside the insulation board 5. The bottom of the water passage 51 is opened with a liquid outlet. The water passages 41 and 51 are connected. Sealing gaskets 42 are set at the top of the insulation board 4 and the insulation board 5. Multiple connecting ports are opened on the sealing gaskets 42, which correspond to the water passages 41 and 51.

[0037] During the basic production of the rubber base, the material can be poured into the extruder body 2 through the feeding tank 3, and the material is melted and mixed through the extruder body 2 and extruded through the extrusion head 10. During this process, the material inside the extruder body 2 is heated by the first insulation plate 4 and the second insulation plate 5, thus realizing the production of the rubber base. While the first insulation plate 4 and the second insulation plate 5 are heating the extruder body 2, hot water in the water storage tank 6 is drawn and transported through the heating conveyor and sent to the first insulation plate 4, and then flows into each water passage 4. Inside the machine, the insulation board 4 can be heated, and the hot water is then transported to the water channel 51 through the water channel 41 to heat the insulation board 5. This allows the insulation board 4 and the insulation board 5 to conduct heat to the extruder body 2, thus heating and insulating the extruder body 2. When the hot water enters the water channel 51, it can naturally flow back to the water storage tank 6, where it is reheated to replenish its heat. This achieves heat circulation of the hot water and maximizes the uniformity of heating the extruder body 2.

[0038] During the heating and insulation of the extruder body 2 by the insulation plate 4 and the insulation plate 5, the temperature of the hot water inside the water channel 41 is heated in real time by multiple temperature sensors 8. When the temperature of the hot water inside one water channel 41 drops, the extracted hot water can be reheated by the heating conveyor, which can quickly increase the temperature inside that water channel 41, so that the insulation plate 4 and the insulation plate 5 can evenly heat and insulate the extruder body 2.

[0039] When the hot water flows back into the storage tank 6, the stirring device 7 agitates the hot water, causing it to churn. This, in conjunction with the storage tank 6, ensures uniform heating of the hot water and improves heating efficiency. This guarantees that the hot water temperature is consistent when it is re-transported to the insulation board 4 and insulation board 5, improving the uniformity of heating and insulation. Consequently, this improves the production quality of the adhesive base and reduces the occurrence of agglomeration during extrusion, thus reducing extrusion difficulties and increasing the extrusion efficiency of the adhesive base.

[0040] Here, a sealing gasket 42 is provided between insulation board 4 and insulation board 5, and the sealing gasket 42 is located at the connection between water channel 41 and water channel 51, which can enhance the sealing between insulation board 4 and insulation board 5 and prevent hot water leakage.

[0041] Reference Figure 3 Heating plates 61 are fixedly connected to both sides of the water storage tank 6. The heating conveying component includes a water pump 62 fixedly connected to the top of the water storage tank 6. A diversion pipe 63 is fixedly connected to the drain end of the water pump 62. Multiple electric heating tubes 64 are fixedly connected to the diversion pipe 63. The end of the electric heating tube 64 away from the diversion pipe 63 is connected to the first water passage 41. Multiple return pipes 65 are fixedly connected to one side of the top of the water storage tank 6. The top end of the return pipe 65 is connected to the second water passage 51.

[0042] With the operation of the water pump 62, hot water in the storage tank 6 can be extracted and pumped into the diversion pipe 63 and then into the electric heating tube 64. After that, it is delivered into the water passage 41, thus completing the delivery of hot water. As the hot water is delivered, the hot water in the water passage 51 can enter the storage tank 6 through the return pipe 65. The hot water that re-enters the storage tank 6 can be reheated by the heating plate 61, thus realizing hot water circulation. When the temperature inside the water passage 41 drops, the corresponding electric heating tube 64 can be used to heat the hot water, thus quickly heating the water passage 41 whose temperature has dropped.

[0043] Reference Figure 4 and Figure 5 The stirring component 7 includes a connecting seat 71 fixedly connected to one side of the water storage tank 6. A servo motor 72 is fixedly connected to one side of the connecting seat 71. An active disk 73 is fixedly connected to the output end of the servo motor 72. A transmission disk 74 symmetrically connected to one side of the water storage tank 6 is rotatably connected to the active disk 73 and the transmission disk 74 through a transmission belt 75. A stirring component symmetrically connected to the inside of the water storage tank 6 includes a turntable 76 rotatably connected to the inner wall of the water storage tank 6. One side of the turntable 76 is fixedly connected to the transmission disk 74, and a plurality of stirring rods 77 are fixedly connected to the other side of the turntable 76.

[0044] Under the operation of the servo motor 72, the active disk 73 can be driven to rotate. The rotating active disk 73 drives two transmission disks 74 to rotate through the transmission belt 75, which in turn drives the turntable 76 to rotate. The rotating turntable 76 can drive multiple stirring rods 77 to rotate. The rotating stirring rods 77 agitate the hot water, causing the hot water to tumble inside the water storage tank 6. This, in conjunction with the water storage tank 6, ensures uniform heating of the hot water and improves heating efficiency. It also ensures that the temperature of the hot water re-transported to the insulation board 4 and the insulation board 5 is consistent, improving the uniformity of heating and insulation, thereby improving the production quality of the adhesive base. At the same time, it reduces the phenomenon of agglomeration of the adhesive base during the extrusion process, which causes poor extrusion and improves the extrusion efficiency of the adhesive base.

[0045] Working principle: During the basic production of the rubber base, the material is poured into the extruder body 2 through the feeding tank 3. The material is melted and mixed by the extruder body 2 and extruded through the extrusion head 10. During this process, the material inside the extruder body 2 is heated by the first insulation plate 4 and the second insulation plate 5, thus realizing the production of the rubber base. While the first insulation plate 4 and the second insulation plate 5 are heating the extruder body 2, hot water in the water storage tank 6 is drawn and transported through the heating conveyor to the first insulation plate 4, and then flows into each water passage. Inside channel 41, the insulation board 4 can be heated. Then, the hot water is transported from channel 41 to channel 51 to heat the insulation board 5. This allows the insulation board 4 and the insulation board 5 to conduct heat to the extruder body 2, thus heating and insulating the extruder body 2. After the hot water enters channel 51, it can naturally flow back to the water storage tank 6, where it is reheated to replenish its heat. This achieves heat circulation of the hot water and maximizes the uniformity of heating the extruder body 2.

[0046] During the heating and insulation of the extruder body 2 by the insulation plate 4 and the insulation plate 5, the temperature of the hot water inside the water channel 41 is heated in real time by multiple temperature sensors 8. When the temperature of the hot water inside one water channel 41 drops, the extracted hot water can be reheated by the heating conveyor, which can quickly increase the temperature inside that water channel 41, so that the insulation plate 4 and the insulation plate 5 can evenly heat and insulate the extruder body 2.

[0047] When the hot water flows back into the storage tank 6, the servo motor 72 drives the active disk 73 to rotate. The rotating active disk 73 drives two transmission disks 74 to rotate via the transmission belt 75, which in turn drives the turntable 76 to rotate. The rotating turntable 76 drives multiple stirring rods 77 to rotate, which agitates the hot water. This, in conjunction with the storage tank 6, ensures uniform heating of the hot water and improves heating efficiency. It also ensures that the hot water temperature is consistent when it is re-delivered to the insulation board 4 and insulation board 5, improving the uniformity of heating and insulation, thereby improving the production quality of the adhesive base. At the same time, it reduces the phenomenon of agglomeration of the adhesive base during extrusion, which causes poor extrusion and improves the extrusion efficiency of the adhesive base.

Claims

1. A heating assembly for a rubber-based extruder, comprising an operating table (1), characterized in that: The top of the operating table (1) is fixedly connected to the extruder body (2). Multiple feeding tanks (3) are fixedly connected to one side of the top of the extruder body (2), and an extrusion head (10) is fixedly connected to one end of the extruder body (2). A heat insulation plate (4) is installed on one side of the extruder body (2), and a heat insulation plate (5) is installed on the other side of the extruder body (2). The heat insulation plate (4) and the heat insulation plate (5) are interconnected. Multiple temperature sensors (8) are fixedly connected to one side of the top of the heat insulation plate (4). A water storage tank (6) is placed at the bottom of the operating table (1). A heating conveyor is installed on the top of the water storage tank (6). A stirring component (7) is installed inside the water storage tank (6). A controller (9) is fixedly connected to one side of the operating table (1). The controller (9) is electrically connected to the water storage tank (6) and the temperature sensors (8).

2. The heating assembly for a rubber-based extruder according to claim 1, characterized in that: The insulation board (4) has multiple water channels (41) inside, and the bottom of the water channel (41) has a liquid inlet.

3. The heating assembly for a rubber-based extruder according to claim 2, characterized in that: The interior of the second insulation board (5) is provided with multiple water passages (51), and the bottom of the second water passage (51) is provided with a drain outlet. The first water passage (41) is connected to the second water passage (51), and the top of the first insulation board (4) and the second insulation board (5) are provided with sealing gaskets (42).

4. The heating assembly for a rubber-based extruder according to claim 3, characterized in that: The top of the insulation board 1 (4) and the insulation board 2 (5) are provided with sealing gaskets (42), and the sealing gaskets (42) are provided with multiple connecting ports, which correspond to the water passage 1 (41) and the water passage 2 (51).

5. The heating assembly for a rubber-based extruder according to claim 1, characterized in that: Heating plates (61) are fixedly connected to both sides of the water storage tank (6).

6. The heating assembly for a rubber-based extruder according to claim 4, characterized in that: The heating conveying component includes a water pump (62) fixedly connected to the top of the water storage tank (6). A diversion pipe (63) is fixedly connected to the drain end of the water pump (62). Multiple electric heating tubes (64) are fixedly connected to the diversion pipe (63). The end of the electric heating tube (64) away from the diversion pipe (63) is connected to the first water passage (41). Multiple return pipes (65) are fixedly connected to one side of the top of the water storage tank (6). The top end of the return pipe (65) is connected to the second water passage (51).

7. The heating assembly for a rubber-based extruder according to claim 1, characterized in that: The stirring component (7) includes a connecting seat (71) fixedly connected to one side of the water storage tank (6), a servo motor (72) fixedly connected to one side of the connecting seat (71), an active disk (73) fixedly connected to the output end of the servo motor (72), a transmission disk (74) rotatably connected to one side of the water storage tank (6), the active disk (73) and the transmission disk (74) being connected by a transmission belt (75), and a stirring component rotatably connected inside the water storage tank (6).

8. The heating assembly for a rubber-based extruder according to claim 7, characterized in that: The agitator includes a turntable (76) rotatably connected to the inner wall of the water storage tank (6). One side of the turntable (76) is fixedly connected to the transmission disc (74), and the other side of the turntable (76) is fixedly connected to a plurality of agitating rods (77).