Coating machine for automobile wheel manufacturing

By incorporating the stirring of the coating tank assembly, the step-by-step uniform heating of the heating assembly, the multi-angle spraying of the nozzle assembly, and the rotation design of the workbench assembly, combined with the efficient drying of the air-drying assembly, the problems of uneven coating solution, uneven heating, and insufficient drying in traditional equipment have been solved. This has enabled a high-quality, high-speed wheel coating process, improving wheel performance and production efficiency.

CN223571096UActive Publication Date: 2025-11-21周冉
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Patent Information

Application Number
CN202422777261.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-14
Publication Date
2025-11-21
Estimated Expiration
2034-11-14

AI Technical Summary

Technical Problem

Traditional automotive wheel coating equipment suffers from problems such as uneven coating solution, uneven heating, inflexible fixing and rotation design, and insufficient drying, resulting in inconsistent coating quality and affecting the corrosion resistance, wear resistance, and aesthetics of the wheels.

Method used

The coating tank assembly incorporates a stirring design, the heating assembly provides step-by-step and uniform heating, the nozzle assembly sprays at multiple angles, and the worktable assembly rotates. Combined with the air-drying assembly, this ensures that the coating solution evenly covers the wheel surface and dries quickly.

Benefits of technology

This technology enables high-quality and efficient production of wheel surface coatings, significantly improving the corrosion resistance, wear resistance, and aesthetics of wheels, shortening production time, and enhancing the versatility and operational safety of the equipment.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223571096U_ABST
Patent Text Reader

Abstract

The utility model discloses a coating machine for manufacturing automobile wheels, which comprises an equipment box, a coating tank component, a glass tube component, a heating component, a nozzle component, a workbench component and an air drying component are arranged in the equipment box, the heating component comprises a front-end heating component and a rear-end heating component which are sequentially arranged, the glass tube assembly sequentially penetrates through the front end heating part and the rear end heating part and then is connected with the nozzle assembly through a connecting tube. The nozzle assembly is arranged below the equipment box and comprises two spray pipes which are symmetrical with the workbench assembly as the center. The workbench assembly comprises a push-pull plate and a workbench arranged above the push-pull plate. And the air drying assembly comprises a mounting plate and a fan arranged on the mounting plate. Compared with the prior art, the utility model has the advantages that many problems in the coating process of the traditional equipment are effectively solved, and an efficient and high-quality coating solution is provided for the automobile wheel manufacturing industry.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the field of automobile parts manufacturing, and specifically relates to a kind of equipment specially used for surface coating in the manufacturing process of automobile wheel. BACKGROUND

[0002] With the vigorous development of automobile industry, consumers' requirements for automobile quality are increasing, and automobile wheel, as an important component that bears the weight of vehicle body, transmits power and is exposed to complex environment for a long time, is crucial to its performance improvement. In the wheel manufacturing process, surface coating is a key step to enhance the performance of wheel. However, the traditional wheel coating method and equipment have many limitations.

[0003] In terms of coating liquid treatment, some existing equipment lacks effective stirring and conveying mechanism. This leads to uneven composition of coating liquid in the tank, and during the coating process, uneven coating liquid can cause uneven coating quality on the surface of the wheel, affecting corrosion resistance and aesthetic performance.

[0004] For the heating link, the traditional equipment often has the problem of uneven heating. This may cause incomplete vaporization of the coating liquid or local overheating decomposition. Incomplete vaporization will lead to uneven coating thickness, while local overheating decomposition will change the chemical properties of the coating liquid, reduce the coating quality, and thus affect the wear resistance and protection effect of the wheel.

[0005] In terms of wheel fixing and rotation design, many traditional equipment are not flexible enough. It cannot ensure that the wheel can uniformly receive coating liquid on all surfaces during the coating process, leading to large differences in coating effect on different parts of the wheel, which cannot meet the requirements of high-quality production.

[0006] In addition, the drying link after coating also has some problems. Some equipment lack efficient and stable drying design, which can easily cause water stains or insufficient drying on the surface of the wheel coating, not only affecting the appearance, but also possibly damaging the long-term stability of the coating. Therefore, there is an urgent need for a new coating machine for automobile wheel manufacturing that can overcome the above problems. SUMMARY

[0007] The utility model solves the above technical problems, and provides a coating machine for automobile wheel manufacturing. In the automobile production industry, the quality and performance of the wheel, as a key component, have an important influence on the whole automobile. By coating the surface of the wheel, the corrosion resistance, wear resistance and aesthetic performance of the wheel can be significantly improved. The coating machine of the utility model aims to efficiently and high-quality complete the coating process of automobile wheel.

[0008] The utility model provides a technical scheme that a kind of plating machine for automobile wheel manufacturing is provided to solve the above technical problems, and it includes equipment box, the equipment box is equipped with plating tank assembly, glass tube assembly, heating assembly, nozzle assembly, workstation assembly and air-drying assembly, the plating tank assembly is arranged in the side of the equipment box, and a section is equipped with the outlet for connecting the glass tube;

[0009] The heating assembly includes front-end heating and rear-end heating arranged in sequence, and the glass tube assembly is connected to the nozzle assembly using a connecting pipe after penetrating the front-end heating and the rear-end heating in sequence.

[0010] The nozzle assembly is arranged below the equipment box and includes two spray pipes symmetrically arranged with the workstation assembly as the center, and a plurality of nozzles are arranged on the spray pipes.

[0011] The workstation assembly includes a push-pull plate and a workbench arranged above the push-pull plate.

[0012] The air-drying assembly includes a mounting plate and a fan arranged on the mounting plate.

[0013] In addition, the plating machine for automobile wheel manufacturing according to the utility model can have the following additional technical features:

[0014] The plating tank assembly includes a lifting pump body and a tank body, and the tank body is equipped with stirring vanes.

[0015] The front-end heating is a box structure connected by a hinge, and a through hole for arranging the glass tube assembly is arranged in the center.

[0016] The rear-end heating is a sleeve structure wrapping the glass tube assembly, and an electric heating wire is arranged inside the sleeve structure.

[0017] A clamping assembly is designed on the workstation, a motor is arranged above the push-pull plate, and the central shaft of the motor is connected to the workstation.

[0018] A control panel and an alarm are arranged on the equipment box and electrically connected to the plating tank assembly, the glass tube assembly, the heating assembly, the nozzle assembly, the workstation assembly, and the air-drying assembly.

[0019] A plurality of spray pipes are arranged vertically, and an electric control valve is arranged on each spray pipe.

[0020] Compared with the prior art, the utility model has the following advantages:

[0021] 1. High-quality plating:

[0022] The high quality of the film coating on the wheel surface is ensured by the stirring and lifting design of the film coating tank assembly, the uniform heating of the heating assembly, the multi-angle spraying of the nozzle assembly and the rotating function of the workbench assembly. The high quality of the film coating can significantly improve the corrosion resistance, wear resistance and aesthetics of the wheel, prolong the service life of the wheel and improve the overall quality of the automobile.

[0023] 2. High efficiency in production:

[0024] The device is highly automated, and the operator can easily operate the entire film coating process through the control panel. Moreover, the air drying assembly 7 after film coating can quickly dry the wheels, greatly shortening the production time, improving the production efficiency and meeting the large-scale production demand.

[0025] 3. Easy and safe operation:

[0026] The control panel on the device box is convenient to operate, and the alarm can send out an alarm in time when the device fails, ensuring the safety of the operator and the normal operation of the device. At the same time, the device structure is reasonably designed, which is convenient for operation and maintenance, reduces the working difficulty of the operator and the maintenance cost of the device.

[0027] 4. Strong adaptability:

[0028] The clamping assembly of the workbench assembly can adapt to different sizes of automobile wheels, so that the film coating machine can be widely applied to the manufacturing of various types of automobile wheels, improving the universality and market competitiveness of the device. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 is a structure diagram of a film coating machine for manufacturing automobile wheels of the utility model Figure One .

[0030] Figure 2 is a structure diagram of a film coating machine for manufacturing automobile wheels of the utility model Figure Two .

[0031] Figure 3 is a structure diagram of a film coating machine for manufacturing automobile wheels of the utility model Figure Three .

[0032] As shown in the figure: 1, device box; 2, film coating tank assembly; 3, glass tube assembly; 4, heating assembly; 401, front end heating; 402, rear end heating; 5, nozzle assembly; 501, spray pipe; 6, workbench assembly; 601, push-pull plate; 602, workbench; 7, air drying assembly; 701, mounting plate; 702, fan; 8, connecting pipe. DETAILED DESCRIPTION

[0033] In order to make the technical problems, technical solutions and beneficial effects of the utility model clearer, the utility model will be described in further detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and do not limit the utility model.

[0034] Firstly, the working principle of the utility model is as follows:

[0035] 1. Overall structure and working principle

[0036] The film plating machine for manufacturing automobile wheels is mainly composed of an equipment box 1. The equipment box 1 is internally integrated with a film plating tank assembly 2, a glass tube assembly 3, a heating assembly 4, a nozzle assembly 5, a workbench assembly 6 and an air drying assembly 7. The assemblies work cooperatively to realize high-quality wheel film plating.

[0037] 2. Film plating tank assembly 2

[0038] The film plating tank assembly 2 is located on one side of the equipment box 1 and comprises a lifting pump body and a tank body. The tank body is internally provided with stirring vanes. The working principle is as follows: the film plating liquid is stored in the tank body, the lifting pump body lifts the film plating liquid from the bottom, and at the same time, the stirring vanes continuously rotate. The stirring vanes break the concentration gradient in the film plating liquid by generating shear force and turbulence, so that various components in the film plating liquid are fully mixed. In this way, the film plating liquid output from the tank body outlet is uniformly consistent, laying a foundation for subsequent high-quality film plating.

[0039] 3. Heating assembly 4

[0040] The heating assembly 4 is composed of front-end heating 401 and rear-end heating 402. The front-end heating 401 is a box structure connected by a hinge, with a through hole in the center for the glass tube assembly 3 to pass through; the rear-end heating 402 is a sleeve structure wrapping the glass tube assembly 3, with an electric heating wire laid inside. When the uniform film plating liquid enters the heating assembly 4 through the glass tube assembly 3, it is first heated at the front-end heating 401, which preliminarily heats the film plating liquid in the glass tube assembly 3 on both sides, gradually increasing the temperature. Subsequently, the film plating liquid enters the rear-end heating 402, and the electric heating wire heats in a ring shape to ensure that the film plating liquid completely vaporizes in a high-temperature environment. This step-by-step heating method can avoid the decomposition of the film plating liquid caused by local overheating, ensuring the stability of the vaporization process and the quality of the film plating liquid, thereby ensuring the uniformity and quality of the film plating.

[0041] 4. Nozzle assembly 5

[0042] The nozzle assembly 5 is located below the equipment box 1, containing two spray pipes 501 which are symmetrical to the workbench assembly 6, and each spray pipe 501 is provided with a plurality of nozzles. The spray pipe 501 is provided with a plurality of vertical spray pipes 501, and each spray pipe 501 is provided with an electric control valve. The working principle is that the vaporized coating liquid enters the spray pipe 501 through the connecting pipe 8 and is sprayed out from the nozzle. Due to the symmetrical design of the spray pipe 501, the coating liquid can cover the surface of the wheel located on the workbench assembly 6 from multiple angles, and the design of multiple spray pipes prevents dead angles from appearing during spraying.

[0043] 5. The workbench assembly 6

[0044] The workbench assembly 6 includes a push-pull plate 601 and a workbench 602 arranged thereon, and the workbench 602 is provided with a clamping assembly. The push-pull plate 601 is provided with a motor 603 above, and the central shaft of the motor 603 is connected to the workbench 602. During operation, the wheel is firmly fixed on the workbench 602 by the clamping assembly, and the motor 603 drives the workbench 602 to rotate. In this way, while the nozzle assembly 5 sprays the coating liquid, the wheel rotates, so that each surface of the wheel can uniformly receive the coating liquid, ensuring the uniformity of the coating on the entire surface of the wheel.

[0045] 6. The air drying assembly 7

[0046] The air drying assembly 7 is composed of a mounting plate 701 and a fan 702 mounted thereon. After the wheel coating is completed, the fan 702 is started to generate high-speed airflow to blow towards the surface of the wheel. The airflow carries away the moisture on the surface of the wheel, achieving rapid drying. The installation position and air direction design of the fan 702 ensure that the airflow can cover each surface of the wheel, improving the drying efficiency and ensuring the quality of the coated wheel surface.

[0047] 7. Control system

[0048] The control panel and alarm on the equipment box 1 are electrically connected with the coating tank assembly 2, glass tube assembly 3, heating assembly 4, nozzle assembly 5, workbench assembly 6 and air drying assembly 7. The operator can operate and set parameters of the equipment through the control panel, and the alarm can timely issue an alarm when the equipment operation appears an abnormal condition, ensuring the safe and stable operation of the equipment.

[0049] II. Embodiment

[0050] A suitable amount of coating liquid meeting the process requirements is injected into the tank body of the coating tank assembly 2, the lifting pump body and the stirring fan blade are turned on, and the coating liquid is fully stirred and uniformly distributed to reach the best state.

[0051] Wheel installation: Place the automobile wheel to be coated on the workbench 602 of the workbench assembly 6, and use the clamping assembly to firmly fix the wheel to ensure that the wheel does not shift during the coating process.

[0052] Heating vaporization: start the heating assembly 4 through the control panel, set the temperature of the front heating 401 and the rear heating 402 according to the type of coating liquid and process parameters. During the heating process, the temperature sensor data is continuously monitored to ensure that the coating liquid is uniformly heated and vaporized in the glass tube assembly 3.

[0053] Coating operation: when the coating liquid is completely vaporized, the motor 603 of the nozzle assembly 5 and the workbench assembly 6 is started at the same time. The vaporized coating liquid is uniformly sprayed onto the surface of the rotating wheel through the nozzle, achieving omnidirectional and uniform coating. During the entire coating process, the operator can closely monitor the equipment operating parameters such as temperature, coating liquid flow rate, etc. through the control panel to ensure that the parameters are stable within the set range.

[0054] Air drying treatment: after the coating is completed, the nozzle assembly 5 and the heating assembly 4 are turned off, and the fan 702 of the air drying assembly 7 is started. The high-speed airflow generated by the fan 702 rapidly dries the coating on the surface of the wheel. After the surface of the wheel is completely dried, the fan 702 is turned off, the clamping assembly is loosened, and the coated wheel is removed from the workbench 602, completing the coating process of a wheel.

[0055] The above describes the present application and its embodiments, which are not limited. The embodiments shown in the drawings are only one of the embodiments of the present application, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired by this, without departing from the spirit of the present application, similar structural modes and embodiments can be designed without creative design, which should belong to the protection scope of the present application.

Claims

1. A coating machine for manufacturing automobile wheels, comprising a device box (1) in which a coating tank assembly (2), a glass tube assembly (3), a heating assembly (4), a nozzle assembly (5), a worktable assembly (6) and an air-drying assembly (7) are provided, characterized in that: The film-coated tank assembly (2) is arranged on one side of the equipment box (1), and one end is provided with an outlet for connecting the glass tube assembly (3); The heating assembly (4) comprises front-end heating (401) and rear-end heating (402) arranged in sequence, and the glass tube assembly (3) is connected with the nozzle assembly (5) by using a connecting pipe (8) after sequentially penetrating the front-end heating (401) and the rear-end heating (402). The nozzle assembly (5) is arranged below the equipment box (1) and comprises two spray pipes (501) symmetrically arranged around the workbench assembly (6), and a plurality of nozzles are arranged on the spray pipes (501). The workbench assembly (6) comprises a push-pull plate (601) and a workbench (602) arranged above the push-pull plate (601). The air-drying assembly (7) comprises a mounting plate (701) and a fan (702) arranged on the mounting plate (701).

2. The coating machine for manufacturing automobile wheels according to claim 1, characterized in that: The film-coated tank assembly (2) comprises a lifting pump body and a tank body, and the tank body is provided with stirring blades.

3. The coating machine for manufacturing automobile wheels according to claim 1, characterized in that: The front-end heating (401) is a box structure connected by a hinge, and a through hole for mounting the glass tube assembly (3) is arranged in the center. The rear-end heating (402) is a sleeve structure wrapping the glass tube assembly (3), and an electric heating wire is arranged in the sleeve structure.

4. The coating machine for manufacturing automobile wheels according to claim 1, characterized in that: A clamping assembly is arranged on the workbench (602), a motor (603) is arranged above the push-pull plate (601), and a central shaft of the motor (603) is connected with the workbench (602).

5. The coating machine for manufacturing automobile wheels according to claim 1, characterized in that: The equipment box (1) is provided with a control panel and an alarm, which are electrically connected with the film-coated tank assembly (2), the glass tube assembly (3), the heating assembly (4), the nozzle assembly (5), the workbench assembly (6) and the air-drying assembly (7).

6. The coating machine for manufacturing automobile wheels according to claim 1, characterized in that: A plurality of spray pipes (501) are arranged vertically, and an electric control valve is arranged on each spray pipe (501).