A pipe material raw material mixing device

CN120902139BActive Publication Date: 2026-10-09GUANGDONG SANLING PLASTIC PIPE MATERIAL
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Patent Information

Application Number
CN202511138654.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-08-14
Publication Date
2026-10-09
Estimated Expiration
2045-08-14

AI Technical Summary

Technical Problem

[0004]为了克服原料配比控制不精准、混合不充分的技术缺陷,本发明提供一种管材原料混合装置

Benefits of technology

[0017]By distributing multiple raw material tanks in a circular array on the mixing tank, multiple raw materials can be supplied simultaneously, meeting the basic requirements for mixing multi-component raw materials. The drive motor is located in the center of the raw material tank and drives the speed change component, which can centrally control the raw material conveying speed, allowing different raw materials to enter the mixing tank in a precise proportion, avoiding errors caused by manual addition, improving the accuracy of the mixed raw material ratio, and the use of multiple small additions greatly reduces the workload of subsequent raw material mixing.

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Abstract

The application discloses a pipe material raw material mixing device, which comprises a mixing tank, a plurality of raw material tanks are installed on the mixing tank, and the raw material tanks are arranged in an annular array; a driving motor is installed on the mixing tank, the driving motor is located at the center of the raw material tank, and the output end of the driving motor extends to the inside of the mixing tank; a variable speed assembly is installed in the inside of the mixing tank, the variable speed assembly is driven by the driving motor, and the variable speed assembly is used for controlling the speed of the raw material tank for conveying raw materials to the mixing tank; the pipe material raw material mixing device has the advantages that the accuracy of raw material proportioning is high, the raw materials are added into the inside of a stirring device at one time according to the proportion at present, the stirring pressure is high due to the stacking of a large amount of same raw materials, the production efficiency is low, and the accuracy of raw material proportioning cannot be guaranteed; the error of the operation can easily lead to the uneven proportion of mixed raw materials, and then the consistency of pipe products is affected.
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Description

Technical Field

[0001] This invention relates to the field of pipe production, specifically to a pipe raw material mixing device. Background Technology

[0002] In the pipe manufacturing industry, the quality of raw material mixing directly determines the performance and quality of the final product. Whether it is plastic pipe, composite pipe or other types of pipe, the production process requires uniform mixing of various raw materials (such as resin, additives, fillers, etc.) in precise proportions to ensure that the pipe has stable mechanical properties, corrosion resistance, wear resistance and other key indicators.

[0003] Traditional pipe material mixing methods have many limitations. Currently, most methods add raw materials into the mixing device in proportion at one time. Due to the large amount of the same raw material being piled up, the mixing pressure is high, the production efficiency is low, and it is difficult to ensure the accuracy of the raw material ratio. Errors in this operation can easily lead to uneven mixing ratios, which in turn affects the consistency of pipe products. Summary of the Invention

[0004] To overcome the technical defects of inaccurate raw material ratio control and insufficient mixing, the present invention provides a pipe raw material mixing device.

[0005] To solve the above problems, the present invention is implemented according to the following technical solution:

[0006] The present invention discloses a pipe raw material mixing device, comprising a mixing tank on which multiple raw material tanks are mounted in a circular array; a drive motor is mounted on the mixing tank, located at the center of the raw material tanks, and the output end of the drive motor extends into the interior of the mixing tank; a speed-changing component is installed inside the mixing tank, driven by the drive motor, and used to control the speed at which the raw material tanks convey raw materials to the mixing tank; the speed-changing component includes a transmission component, a feeding component, and an adjustment component; a transmission component connected to the drive component is installed inside the mixing tank; a feeding component that conveys raw materials from the raw material tanks to the mixing tank is installed inside the mixing tank; and an adjustment component connected to adjacent transmission and feeding components is installed inside the mixing tank, used to adjust the transmission ratio between the transmission and feeding components.

[0007] Preferably, the transmission assembly includes a transmission shaft, a transmission conical roller, and a transmission gear. The transmission shaft is movably connected inside the mixing tank, the transmission conical roller is mounted on the transmission shaft, and the transmission gear, which is connected to the drive assembly, is mounted on the transmission shaft.

[0008] Preferably, the feeding assembly includes a drive shaft, a drive conical roller, a feeding orifice plate, and a drive gear. The drive shaft is movably connected inside the mixing tank. The drive shaft is equipped with drive conical rollers that are centrally symmetrically distributed with the drive conical rollers. The drive shaft is equipped with a feeding orifice plate that communicates with the raw material tank and the mixing tank. The drive shaft is equipped with a drive gear.

[0009] Preferably, the adjusting assembly includes an adjusting slide and an adjusting transmission wheel. The adjusting slide is installed inside the mixing tank, and the adjusting transmission wheel is provided on the adjusting slide between the adjacent transmission conical roller and the driving conical roller. The adjusting transmission wheel is in close contact with the adjacent transmission conical roller and the driving conical roller to achieve transmission.

[0010] Preferably, the mixing tank is internally connected to a drive assembly that is connected to the output end of a drive motor; the drive assembly includes a drive shaft, a drive gear, and a center gear. The mixing tank is internally connected to a drive shaft that is connected to the output end of a drive motor. A drive gear that meshes with a transmission gear is mounted on the drive shaft, and a center gear is mounted on the drive shaft.

[0011] Preferably, the discharge port of the raw material tank is provided with an anti-clogging component, which includes a rotating sleeve, a rotating gear and a lever. The rotating sleeve is movably connected inside the discharge port of the raw material tank. A rotating gear that meshes with the driving gear is installed on the outside of the rotating sleeve. A lever extending into the inside of the raw material tank is installed on the rotating sleeve.

[0012] Preferably, the mixing assembly includes an internal gear ring, a rotating plate, a stirring auger roller, and a mixing gear. An internal gear ring located outside the drive shaft is installed inside the mixing tank. A rotating plate movably connected to the drive shaft is movably connected to the internal gear ring. Multiple stirring auger rollers extending into the mixing tank are movably connected inside the internal gear ring. Each stirring auger roller is equipped with a mixing gear that meshes with the central gear and the internal gear ring.

[0013] Preferably, a stirring rod adapted to the inner wall of the mixing tank is mounted on the drive shaft.

[0014] Preferably, the mixing tank is equipped with a vision sensor that acts on the gear.

[0015] Preferably, the diameter of the discharge port of the raw material tank is larger than the hole opened on the discharge plate.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] By distributing multiple raw material tanks in a circular array on the mixing tank, multiple raw materials can be supplied simultaneously, meeting the basic requirements for mixing multi-component raw materials. The drive motor is located in the center of the raw material tank and drives the speed change component, which can centrally control the raw material conveying speed, allowing different raw materials to enter the mixing tank in a precise proportion, avoiding errors caused by manual addition, improving the accuracy of the mixed raw material ratio, and the use of multiple small additions greatly reduces the workload of subsequent raw material mixing. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the mixing device of the present invention;

[0019] Figure 2 This is a cross-sectional view of the mixing device of the present invention;

[0020] Figure 3 This is a cross-section of the mixing device of the present invention. Figure 2 Enlarged view of point A in the middle;

[0021] Figure 4 This is a schematic diagram of the feeding assembly of the present invention;

[0022] Figure 5 This is a schematic diagram of the hybrid component of the present invention;

[0023] Figure 6 This is a bottom cross-sectional view of the hybrid component of the present invention.

[0024] In the picture:

[0025] 1. Mixing tank; 2. Raw material tank; 3. Drive motor; 4. Drive assembly; 41. Drive shaft; 42. Drive gear; 43. Center gear; 5. Speed ​​change assembly; 51. Transmission assembly; 511. Transmission shaft; 512. Transmission conical roller; 513. Transmission gear; 52. Discharge assembly; 521. Drive shaft; 522. Drive conical roller; 523. Discharge orifice plate; 524. Drive gear; 53. Adjustment assembly; 531. Adjustment slide; 532. Adjustment transmission wheel; 6. Anti-clogging assembly; 61. Rotating sleeve; 62. Rotating gear; 63. Actuating lever; 7. Mixing assembly; 71. Internal gear ring; 72. Rotating plate; 73. Stirring auger roller; 74. Mixing gear; 8. Stirring rod; 10. Vision sensor. Detailed Implementation

[0026] The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for illustration and explanation only and are not intended to limit the present invention.

[0027] The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for illustration and explanation only and are not intended to limit the present invention.

[0028] like Figures 1-6 As shown, a pipe raw material mixing device for automatic proportional feeding according to the present invention includes a mixing tank 1, on which multiple raw material tanks 2 are installed, arranged in a circular array; a drive motor 3 is installed on the mixing tank 1, the drive motor 3 is located at the center of the raw material tanks 2, and the output end of the drive motor 3 extends into the interior of the mixing tank 1; a speed change component 5 is installed inside the mixing tank 1, the speed change component 5 is driven by the drive motor 3, and the speed change component 5 is used to control the speed at which the raw material tanks 2 feed the raw material to the mixing tank 1; the speed change component 5 includes a transmission component 51, a feeding component 52, and an adjustment component 53. The transmission component 51, which is connected to the drive component 4, is installed inside the mixing tank 1; the feeding component 52, which can transport the raw material inside the raw material tanks 2 to the mixing tank 1, is installed inside the mixing tank 1; and the adjustment component 53, which is connected to the adjacent transmission component 51 and feeding component 52, is installed inside the mixing tank 1, and the adjustment component 53 is used to adjust the transmission ratio between the transmission component 51 and the feeding component 52.

[0029] Furthermore, the transmission assembly 51 includes a transmission shaft 511, a transmission conical roller 512, and a transmission gear 513. The transmission shaft 511 is movably connected inside the mixing tank 1. The transmission conical roller 512 is mounted on the transmission shaft 511, and the transmission gear 513, which is connected to the drive assembly 4, is mounted on the transmission shaft 511.

[0030] The transmission shaft 511, transmission conical roller 512, and transmission gear 513 in the transmission assembly 51 work together to efficiently transmit the power of the drive motor 3 to the subsequent components. The design of the transmission conical roller 512 provides a basic structure for speed regulation, can stably receive power and create conditions for transmitting different speeds, ensuring the continuity and stability of power transmission and reducing power loss.

[0031] Furthermore, the feeding assembly 52 includes a drive shaft 521, a drive conical roller 522, a feeding orifice plate 523, and a drive gear 524. The drive shaft 521 is movably connected inside the mixing tank 1. The drive conical roller 522, which is centrally symmetrically distributed with the drive conical roller 512, is mounted on the drive shaft 521. The feeding orifice plate 523, which communicates with the raw material tank 2 and the mixing tank 1, is mounted on the drive shaft 521. The drive gear 524 is mounted on the drive shaft 521.

[0032] The drive shaft 521 of the feeding assembly 52 drives the conical roller 522, the feeding orifice plate 523 and the drive gear 524 to rotate. The feeding orifice plate 523 can control the amount and speed of the raw material falling, and together with the transmission assembly 51, it realizes the quantitative conveying of the raw material. The drive conical roller 522 cooperates with the transmission conical roller 512, and the feeding speed can be adjusted by changing the rotation speed to ensure that different raw materials enter the mixing tank 1 in a preset ratio, improve the accuracy of the raw material ratio, and has a simple structure that is easy to maintain.

[0033] Furthermore, the adjustment assembly 53 includes an adjustment slide 531 and an adjustment transmission wheel 532. The adjustment slide 531 is installed inside the mixing tank 1. The adjustment slide 531 is provided with an adjustment transmission wheel 532 located between the adjacent transmission conical roller 512 and the driving conical roller 522. The adjustment transmission wheel 532 is in close contact with the adjacent transmission conical roller 512 and the driving conical roller 522 to achieve transmission.

[0034] The adjusting slide 531 of the adjusting component 53 can drive the adjusting transmission wheel 532 to move, changing its contact position with the transmission conical roller 512 and the driving conical roller 522, thereby adjusting the transmission ratio between the two and realizing flexible adjustment of the feeding speed. This design allows the raw material conveying speed to be precisely controlled according to actual needs, adapting to changes in the mixing ratio of different raw materials, and enhancing the versatility and flexibility of the device.

[0035] Furthermore, the mixing tank 1 is internally connected to a drive assembly 4 that is connected to the output end of the drive motor 3. The drive assembly 4 includes a drive shaft 41, a drive gear 42, and a center gear 43. The mixing tank 1 is internally connected to a drive shaft 41 that is connected to the output end of the drive motor 3. The drive shaft 41 is equipped with a drive gear 42 that meshes with the transmission gear 513, and the drive shaft 41 is equipped with a center gear 43.

[0036] When the drive motor 3 starts, its output drives the drive shaft 41 to rotate at high speed. The drive gear 42 on the drive shaft 41 meshes tightly with the transmission gear 513 in the transmission assembly 51, accurately transmitting the power of the drive motor 3 to the transmission assembly 51, driving the transmission shaft 511 and the transmission conical roller 512 to rotate, providing a power source for the subsequent adjustment assembly 53 to change the transmission ratio and for the feeding assembly 52 to feed materials. At the same time, the central gear 43 on the drive shaft 41 also starts to rotate, cooperating with the mixing gear 74 in the mixing assembly 7 to drive the stirring auger roller 73 to revolve and rotate, ensuring that the raw materials in the mixing tank 1 are fully mixed. Through the linkage design of the drive assembly 4, the power coordination of the two key functions of feeding and mixing is realized, ensuring the stable operation of the device and avoiding operational jams or malfunctions caused by asynchronous power of various components.

[0037] Furthermore, an anti-clogging component 6 is provided at the discharge port of the raw material tank 2. The anti-clogging component 6 includes a rotating sleeve 61, a rotating gear 62, and a lever 63. The rotating sleeve 61 is movably connected inside the discharge port of the raw material tank 2. The rotating gear 62, which meshes with the driving gear 524, is installed on the outside of the rotating sleeve 61. The lever 63, which extends into the interior of the raw material tank 2, is installed on the rotating sleeve 61.

[0038] The anti-clogging component 6 cleverly utilizes the operating power of the feeding component 52 to ensure the smooth discharge process of the raw material tank 2. When the drive shaft 521 rotates, it drives the gear 524 to rotate accordingly, meshing with the rotating gear 62, and driving the rotating sleeve 61 to rotate continuously inside the discharge port of the raw material tank 2. The actuating rod 63 on the rotating sleeve 61 penetrates into the interior of the raw material tank 2, stirring and turning the raw material accumulated near the discharge port. This design effectively breaks up the clumps formed by the raw material due to moisture, compression, etc., preventing the raw material from accumulating and clogging at the discharge port, ensuring that the raw material can pass smoothly and continuously through the discharge port and enter the mixing tank 1 through the feeding orifice plate 523. Compared with traditional manual periodic cleaning or the addition of independent anti-clogging drive equipment, this anti-clogging component 6 not only saves manpower, but also achieves efficient use of power through linkage with other components of the device, improving the operational stability and reliability of the entire device.

[0039] Furthermore, the mixing assembly 7 includes an internal gear ring 71, a rotating plate 72, a stirring auger roller 73, and a mixing gear 74. An internal gear ring 71 located outside the drive shaft 41 is installed inside the mixing tank 1. A rotating plate 72 movably connected to the drive shaft 41 is movably connected to the internal gear ring 71. Multiple stirring auger rollers 73 extending into the mixing tank 1 are movably connected inside the internal gear ring 71. A mixing gear 74 that meshes with the central gear 43 and the internal gear ring 71 is installed on each stirring auger roller 73.

[0040] The mixing component 7 employs a unique "revolution + rotation" composite motion mode, greatly improving the efficiency and uniformity of raw material mixing. The internal gear ring 71 is fixed inside the mixing tank 1, providing a stable external meshing track for the mixing gear 74. The central gear 43 rotates with the drive shaft 41 and meshes with the mixing gear 74, causing the stirring auger roller 73 to rotate on its own axis while revolving around the drive shaft 41. During revolution, the stirring auger roller 73 moves extensively within the mixing tank 1, thoroughly agitating the raw materials in different areas and expanding the mixing range. During rotation, the spiral blades on the surface of the stirring auger roller 73 generate a powerful pushing force, flipping the raw materials at the bottom upwards, ensuring thorough mixing even in the vertical direction, achieving three-dimensional interweaving. The rotating plate 72 revolves synchronously with the stirring auger roller 73, further enhancing the stability of the mixing process, preventing localized accumulation or mixing dead zones during mixing, and ensuring uniform mixing of raw materials throughout the mixing tank 1, providing high-quality mixed raw materials for pipe production.

[0041] Furthermore, a stirring rod 8 adapted to the inner wall of the mixing tank 1 is mounted on the drive shaft 41.

[0042] The stirring rod 8 mounted on the drive shaft 41 is an important supplement for optimizing the mixing effect. As the drive shaft 41 rotates at high speed, the stirring rod 8 rotates synchronously and closely against the inner wall of the mixing tank 1. While the mixing component 7 is performing the main mixing of the raw materials, the stirring rod 8 plays a scraping role, scraping off the raw materials adhering to the inner wall of the mixing tank 1. During the mixing process, raw materials are prone to sticking to the tank wall due to gravity, centrifugal force, etc. If not cleaned in time, this will lead to insufficient mixing of these raw materials, affecting the overall mixing quality. The continuous scraping action of the stirring rod 8 allows the raw materials on the tank wall to re-participate in the mixing, eliminating mixing dead zones, further improving the uniformity of raw material mixing, ensuring that all raw materials in the mixing tank 1 are fully and consistently mixed, providing higher quality and more uniform mixed raw materials for pipe production, and improving the quality stability of pipe products.

[0043] Furthermore, a vision sensor 10 is installed on the mixing tank 1 to drive the gear 524.

[0044] The vision sensor 10 on the mixing tank 1 acts on the drive gear 524, which can monitor the rotation speed of the drive gear 524 in real time. By inferring the conveying speed and amount of raw materials through the rotation speed, it is easy for operators or control systems to keep track of the addition of raw materials in real time. If deviation occurs, it can be adjusted in time, realizing intelligent monitoring of raw material mixing and improving the controllability of the mixing process.

[0045] Furthermore, the diameter of the discharge port of the raw material tank 2 is larger than the hole opened on the discharge plate 523.

[0046] The discharge port diameter of the raw material tank 2 is larger than the hole on the discharge orifice plate 523, which can ensure that there is a sufficient supply of raw materials at the discharge port and avoid insufficient supply of raw materials due to the discharge port being too small. At the same time, the small hole of the discharge orifice plate 523 can accurately control the falling speed and quantity of raw materials. The combination of the two ensures a sufficient supply of raw materials and achieves accurate feeding, thereby improving the stability and accuracy of raw material transportation.

[0047] In this invention, the drive component 4 achieves power coordination between feeding and mixing. The transmission component 5, combined with the monitoring and feedback system of the identification ribbon and vision sensor 10, and the leak-proof design of the sealing ring, ensures precise feeding of raw materials according to a preset ratio. By adding multiple raw materials in small amounts multiple times according to the ratio, the mixing pressure is reduced. The mixing component 7 adopts a "revolution + rotation" composite motion mode, supplemented by a stirring rod 8 scraping raw materials from the tank wall, significantly improving mixing efficiency and uniformity. The anti-clogging component 6 utilizes the power of the feeding component 52 to prevent raw material agglomeration and blockage, eliminating the need for additional drive equipment. The overall operation is stable and reliable, with a high degree of automation. The invention boasts high precision and can meet the needs of large-scale pipe material mixing operations. It offers significant advantages such as precise and controllable raw material ratios, thorough and uniform mixing, smooth feeding processes, efficient structural linkages, and reliable operational procedures. By adjusting the transmission wheel position to change the transmission ratio and combining this with real-time monitoring and correction by the vision sensor 10, precise control of the raw material ratio is achieved. Multiple components are driven by a single drive motor 3, reducing the use of independent power sources, lowering energy consumption, and improving system coordination. Furthermore, the pre-installed standard checks reduce operational errors and failure risks from the outset, making it suitable for scenarios requiring high precision in raw material mixing.

[0048] The method of using the device of the present invention is as follows:

[0049] Step 1: Check the sealing and cleanliness of each raw material tank 2 to ensure there are no residual impurities; according to the raw material ratio required for pipe production, add the corresponding raw materials to the raw material tanks 2 arranged in a circular array, taking care to avoid exceeding the maximum capacity of the raw material tanks 2 to prevent overflow during feeding.

[0050] Step 2: Check whether the discharge port of mixing tank 1 is closed, and whether all connecting parts, such as the connection between drive motor 3 and drive shaft 41, and the fit between transmission assembly 51 and feeding assembly 52, are secure. Confirm that the adjusting transmission wheel 532 in the adjusting assembly 53 has been adjusted by adjusting slide 531 to fit tightly with the adjacent transmission conical roller 512 and driving conical roller 522 to ensure stable transmission. At the same time, check whether the vision sensor 10 is aligned with the driving gear 524 to ensure that the recognition function is normal.

[0051] Step 3: According to the raw material ratio requirements, adjust the position of the adjusting transmission wheel 532 by adjusting the slide table 531. Since the contact position of the adjusting transmission wheel 532 with the transmission conical roller 512 and the driving conical roller 522 is different, the transmission ratio will be changed, thereby adjusting the speed of the driving shaft 521. The feeding orifice plate 523 rotates with the driving shaft 521. The difference in speed will result in different amounts of raw materials entering the mixing tank 1 through the feeding orifice plate 523 per unit time, thereby achieving precise control of the raw material ratio.

[0052] Step 4: Connect the power supply and start the drive motor 3. The output end of the drive motor 3 drives the drive shaft 41 to rotate. The drive gear 42 on the drive shaft 41 meshes with the transmission gear 513, driving the transmission shaft 511 and the transmission conical roller 512 to rotate. By adjusting the transmission action of the transmission wheel 532, the shaft 521 and the discharge hole plate 523 are driven to rotate synchronously, and the material is fed into the mixing tank 1 according to the set ratio.

[0053] Step 5: When the feeding disc 523 rotates, its holes periodically connect the outlet of the raw material tank 2 with the inside of the mixing tank 1. Under the action of gravity, the raw material enters the mixing tank 1 through the holes. The vision sensor 10 drives the gear 524 to monitor the rotation speed and feeding amount of the feeding disc 523 in real time by recognizing the material. Then, by adjusting the position of the adjusting transmission wheel 532 through the adjusting slide 531, the rotation speed and feeding amount of the feeding disc 523 are adjusted in real time to ensure feeding accuracy.

[0054] Step 6: When the shaft 521 rotates, it drives the gear 524 to mesh with the rotating gear 62, driving the rotating sleeve 61 and the actuating rod 63 to rotate inside the raw material tank 2. The actuating rod 63 stirs the raw materials in the raw material tank 2 to prevent the raw materials from clumping and blocking the discharge port, ensuring a smooth feeding process.

[0055] Step 7: When the drive shaft 41 rotates, the central gear 43 rotates synchronously and meshes with the mixing gear 74. At the same time, the mixing gear 74 meshes with the internal gear ring 71, driving the stirring auger roller 73 to rotate on its own axis while revolving around the drive shaft 41. The rotating plate 72 rotates synchronously with the revolution of the stirring auger roller 73, enhancing the mixing stability.

[0056] Step 8: The rotation of the stirring auger roller 73 generates a spiral pushing force, which flips the raw materials at the bottom upwards. The revolution expands the mixing range, allowing different raw materials to fully intertwine in the mixing tank 1. At the same time, the stirring rod 8 on the drive shaft 41 rotates against the inner wall of the mixing tank 1, scraping off the raw materials adhering to the inner wall, avoiding uneven mixing, and further improving the mixing effect.

[0057] Step 9: When the material inside the raw material tank 2 has been discharged, turn off the drive motor 3, the feeding and mixing process will stop, and the material inside the mixing tank 1 can be taken out.

[0058] The above are merely preferred embodiments of the present invention and are not intended to limit the present invention in any way. Therefore, any modifications, equivalent changes, and alterations made to the above embodiments based on the technical essence of the present invention without departing from the scope of the present invention shall still fall within the scope of the present invention.

Claims

1. A pipe material mixing device, comprising a mixing tank, characterized in that: The mixing tank is equipped with multiple raw material tanks, which are arranged in a circular array. A drive motor is installed on the mixing tank, the drive motor is located at the center of the raw material tank, and the output end of the drive motor extends into the interior of the mixing tank; The mixing tank is equipped with a speed change component and a drive component connected to the output of a drive motor. The speed change component is driven by the drive motor and is used to control the speed at which the raw material tank conveys raw materials to the mixing tank. The speed change assembly includes a transmission assembly, a feeding assembly, and an adjustment assembly. The mixing tank contains a transmission assembly that is connected to the drive assembly. The mixing tank also contains a feeding assembly that transports raw materials from the raw material tank to the mixing tank. Furthermore, the mixing tank contains an adjustment assembly that is connected to the adjacent transmission assembly and feeding assembly. The adjustment assembly is used to adjust the transmission ratio between the transmission assembly and the feeding assembly. The transmission assembly includes a transmission shaft, a transmission conical roller, and a transmission gear. The transmission shaft is movably connected inside the mixing tank, the transmission conical roller is mounted on the transmission shaft, and the transmission gear, which is connected to the drive assembly, is mounted on the transmission shaft. The feeding assembly includes a drive shaft, a drive conical roller, a feeding orifice plate, and a drive gear. The drive shaft is movably connected inside the mixing tank. The drive shaft is equipped with drive conical rollers that are centrally symmetrically distributed with the drive conical rollers. The drive shaft is also equipped with a feeding orifice plate that communicates with the raw material tank and the mixing tank. The drive shaft is further equipped with a drive gear. The adjustment assembly includes an adjustment slide and an adjustment drive wheel. The adjustment slide is installed inside the mixing tank, and the adjustment drive wheel is arranged on the adjustment slide between the adjacent transmission conical roller and the driving conical roller. The adjustment drive wheel is in close contact with the adjacent transmission conical roller and the driving conical roller to achieve transmission. The drive assembly includes a drive shaft, a drive gear, and a center gear. The mixing tank is internally connected to a drive shaft that is connected to the output end of a drive motor. A drive gear that meshes with a transmission gear is mounted on the drive shaft, and a center gear is mounted on the drive shaft. The raw material tank is equipped with an anti-clogging component at the discharge port. The anti-clogging component includes a rotating sleeve, a rotating gear, and a lever. The rotating sleeve is movably connected inside the discharge port of the raw material tank. A rotating gear that meshes with the driving gear is installed on the outside of the rotating sleeve. A lever extending into the inside of the raw material tank is installed on the rotating sleeve.

2. The pipe material mixing device according to claim 1, characterized in that: It also includes a mixing assembly, which includes an internal gear ring, a rotating plate, a stirring auger roller, and mixing gears. An internal gear ring located outside the drive shaft is installed inside the mixing tank. A rotating plate that is movably connected to the drive shaft is movably connected to the internal gear ring. Multiple stirring auger rollers extending into the mixing tank are movably connected inside the internal gear ring. Each stirring auger roller is equipped with a mixing gear that meshes with the central gear and the internal gear ring.

3. The pipe material mixing device according to claim 2, characterized in that: A stirring rod adapted to the inner wall of the mixing tank is mounted on the drive shaft.

4. The pipe raw material mixing device according to claim 3, characterized in that: The mixing tank is equipped with a vision sensor that drives the gears.

5. The pipe material mixing device according to claim 4, characterized in that: The diameter of the discharge port of the raw material tank is larger than the hole opened on the discharge plate.

Citation Information

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