Spraying equipment for automobile rearview mirror shell and facilitating paint replacement

By using an independent storage tank and solenoid valve control system, the problem of paint color mixing in the spraying equipment has been solved, enabling convenient replacement and efficient spraying results, thus meeting the spraying needs of automotive rearview mirror housings.

CN223543232UActive Publication Date: 2025-11-14ZHONGSHAN SHUNRUI AUTO PARTS CO LTD
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Patent Information

Application Number
CN202422523687.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-18
Publication Date
2025-11-14
Estimated Expiration
2034-10-18

AI Technical Summary

Technical Problem

In existing automotive rearview mirror housing spraying equipment, the three paint cans are connected to the same feed pipe, which causes the paint color to mix, affecting the painting effect and failing to meet production requirements.

Method used

Three independent storage tanks and delivery hoses were designed, each connected to a pressure nozzle and controlled by a solenoid valve and control panel. Each storage tank delivers paint separately to avoid mixing. A vacuum pump and suction cups are used to fix the rearview mirror to prevent paint from splashing.

Benefits of technology

It enables convenient replacement of different coatings, avoids paint mixing, improves spraying efficiency and effect, and meets production needs.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223543232U_ABST
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Abstract

The utility model relates to spraying equipment for an automobile rearview mirror shell convenient for coating replacement, which belongs to the technical field of automobile rearview mirror shell processing and comprises a base and a support box fixedly connected to the top of the base. The spraying mechanism comprises a storage box fixedly connected to the top of the base, three storage tanks are arranged in the storage box, and the top ends of the three storage tanks are fixedly connected with conveying hoses extending out of the storage box. According to the spraying equipment for the automobile rearview mirror shell convenient to replace the paint, three different kinds of paint can be conveyed into a pressure spray head through the three storage tanks and the three conveying hoses, then three electromagnetic valves can be controlled through the electromagnetic valves and a control panel, the effect of replacing the different kinds of paint conveniently is achieved, and the spraying equipment is convenient to use and high in practicability. Meanwhile, due to the fact that a uniform feeding pipe is not arranged, the situation that the coatings are mixed can be reduced.
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Description

Technical Field

[0001] This utility model relates to the field of automotive rearview mirror housing processing technology, specifically to a spraying device for automotive rearview mirror housing that facilitates paint replacement. Background Technology

[0002] The primary function of a car rearview mirror housing is to protect the internal electronic components. Damage to the housing allows moisture to enter the mirror, potentially causing electrical malfunctions. At the same time, the design of the rearview mirror housing also considers aesthetics and practicality, enhancing the vehicle's overall appearance. Commonly used materials for car rearview mirror housings include ABS plastic, TPE, ASA, and PA. These materials possess characteristics such as weather resistance, UV resistance, high strength, and toughness, enabling them to adapt to the usage requirements of automobiles in various environments.

[0003] In the processing of automotive rearview mirror housings, spraying equipment is required. Chinese utility model patent CN215235157U discloses a spraying device for automotive rearview mirror housings that facilitates paint replacement. The device includes a spraying equipment body, a feed pipe, a valve cover, paint cans, and a placement platform. The spraying equipment body is connected to the valve cover via the feed pipe, and three sets of paint cans are located at the bottom of the valve cover. The placement platform is located at the bottom of the spraying equipment body. The valve cover is connected to the three sets of paint cans via an adjustment structure, and the spraying equipment body is connected to the placement platform via a limiting structure. This utility model, through its feed pipe, valve cover, paint cans, and adjustment structure, effectively avoids the need to use multiple different colors and frequently change paint cans when painting rearview mirrors requiring special painting, thus reducing the efficiency of the painting operation and improving the convenience of the device.

[0004] However, during the use of this utility model, since all three paint cans are connected to the same feed pipe, two different colors of paint will mix inside the feed pipe, which will affect the painting effect and fail to meet production requirements. Therefore, a painting device for car rearview mirror housing that is easy to replace paint is proposed to solve the above-mentioned problems. Utility Model Content

[0005] To address the shortcomings of existing technologies, this utility model provides a spraying device for automotive rearview mirror housings that facilitates paint replacement. It has the advantage of avoiding paint mixing and solves the problem that when three paint cans are connected to the same feed pipe, two different colors of paint will mix inside the feed pipe, thus affecting the painting effect and failing to meet production requirements.

[0006] To achieve the above objectives, the present invention provides the following technical solution: a spraying device for a car rearview mirror housing that facilitates paint replacement, comprising a base and a support box fixedly connected to the top of the base, wherein the top of the base is provided with a spraying mechanism capable of replacing the spraying paint;

[0007] The spraying mechanism includes a storage box fixedly connected to the top of the base. The storage box contains three storage tanks. The top of each of the three storage tanks is fixedly connected to a delivery hose extending to the outside of the storage box. A pressure nozzle is fixedly connected to the end of each of the three delivery hoses away from the storage box. A solenoid valve is fixedly installed on the outside of each of the three delivery hoses. A control panel capable of controlling the three solenoid valves is fixedly installed on the front of the top of the base.

[0008] Furthermore, the three delivery hoses are externally slidably connected to a hub, and the pressure nozzles are controlled via a control panel.

[0009] Furthermore, a rubber pad is fixedly connected to the inner bottom wall of the storage box, and all three storage tanks abut against the rubber pad. A positioning frame that can support the three storage tanks simultaneously is fixedly connected inside the storage box.

[0010] Furthermore, a drive motor is fixedly installed on the inner bottom wall of the support box, an adjusting screw is fixedly connected to the output shaft of the drive motor, a threaded sleeve is connected to the external thread of the adjusting screw, a mounting bracket capable of supporting the pressure nozzle is fixedly connected to one side of the support box, and a connecting block is fixedly connected between the mounting bracket and the threaded sleeve.

[0011] Furthermore, a limiting block extending into the support box is fixedly connected to the side of the threaded sleeve away from the connecting block, and a limiting groove adapted to the limiting block is provided on the inner wall of the support box.

[0012] Furthermore, a mounting plate is fixedly connected to the top of the base on the side away from the storage box. A distributor is fixedly installed inside the mounting plate. A vacuum pump is fixedly installed on one side of the mounting plate. A connecting pipe is fixedly connected between the vacuum pump and the distributor. A branch pipe extending to the outside of the mounting plate is fixedly connected to one side of the distributor. A suction cup is fixedly connected to one end of the branch pipe.

[0013] Furthermore, a protective cover is fixedly connected to the side of the mounting plate near the suction cup, and a collection box is slidably connected to the upper surface of the base.

[0014] Compared with the prior art, this utility model provides a spraying device for automotive rearview mirror housings that facilitates paint replacement, and has the following beneficial effects:

[0015] 1. This paint-changing spraying equipment for automotive rearview mirror housings, which facilitates paint replacement, can deliver three different paints to the pressure nozzles by setting up three storage tanks and three delivery hoses. By setting up solenoid valves and control panels, the three solenoid valves can be controlled separately, which facilitates the replacement of different paints. At the same time, since there is no unified feed pipe, the mixing of paints is reduced.

[0016] 2. This paint-replaceable automotive rearview mirror housing spraying equipment, by incorporating a vacuum pump and a distributor, along with a suction cup, facilitates the fixing of the rearview mirror housing onto the suction cup, making it convenient for workers to spray the surface. Furthermore, the inclusion of a protective cover prevents paint from splashing outwards. This solves the problem that when three paint cans are connected to the same feed pipe, two different colors of paint mix inside the feed pipe, affecting the painting effect and failing to meet production requirements. Attached Figure Description

[0017] Figure 1 This is a cross-sectional view of the structure of this utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the hub of this utility model;

[0019] Figure 3 This utility model Figure 1 A magnified structural diagram of structure A is shown below;

[0020] Figure 4 This is a three-dimensional structural view of the mounting plate of this utility model.

[0021] In the diagram: 1. Base, 2. Support box, 3. Storage box, 4. Storage tank, 5. Conveying hose, 6. Pressure nozzle, 7. Solenoid valve, 8. Control panel, 9. Hub, 10. Rubber pad, 11. Positioning frame, 12. Drive motor, 13. Adjusting screw, 14. Threaded sleeve, 15. Mounting bracket, 16. Connecting block, 17. Mounting plate, 18. Vacuum pump, 19. Diverter, 20. Connecting pipe, 21. Branch pipe, 22. Suction cup, 23. Protective cover, 24. Collection box. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Please see Figures 1 to 4This embodiment provides a spraying device for a car rearview mirror housing that facilitates paint replacement. It includes a base 1 and a support box 2 fixedly connected to the top of the base 1. The top of the base 1 is equipped with a spraying mechanism for replacing the paint. The spraying mechanism includes a storage box 3 fixedly connected to the top of the base 1. The storage box 3 contains three storage tanks 4. The top of each of the three storage tanks 4 is fixedly connected to a delivery hose 5 extending to the outside of the storage box 3. A pressure nozzle 6 is fixedly connected to one end of each of the three delivery hoses 5 away from the storage box 3. A solenoid valve 7 is fixedly installed on the outside of each of the three delivery hoses 5. A control panel 8, capable of controlling the three solenoid valves 7, is fixedly installed on the front of the top of the base 1.

[0024] Among them, the three conveying hoses 5 are externally slidably connected to the hub 9, the pressure nozzle 6 is controlled by the control panel 8, the inner bottom wall of the storage box 3 is fixedly connected to the rubber pad 10, the three storage tanks 4 are all in contact with the rubber pad 10, and the storage box 3 is internally fixedly connected to the positioning frame 11 that can support the three storage tanks 4 at the same time.

[0025] It should be noted that the pressure nozzle 6 has a built-in pump body, and the storage box 3 has a hinged door on the front.

[0026] In this embodiment, a drive motor 12 is fixedly installed on the inner bottom wall of the support box 2. An adjusting screw 13 is fixedly connected to the output shaft of the drive motor 12. A threaded sleeve 14 is threadedly connected to the external thread of the adjusting screw 13. A mounting bracket 15 that can support the pressure nozzle 6 is fixedly connected to one side of the support box 2. A connecting block 16 is fixedly connected between the mounting bracket 15 and the threaded sleeve 14.

[0027] Among them, the threaded sleeve 14 is fixedly connected to a limiting block extending into the support box 2 on the side away from the connecting block 16, and a limiting groove adapted to the limiting block is opened on the inner wall of the support box 2.

[0028] It should be noted that the adjusting screw 13 is rotatably connected to the inside of the support box 2, and a movable groove adapted to the connecting block 16 is provided on one side of the support box 2.

[0029] In this embodiment, a mounting plate 17 is fixedly connected to the top of the base 1 on the side away from the storage box 3. A distributor 19 is fixedly installed inside the mounting plate 17. A vacuum pump 18 is fixedly installed on one side of the mounting plate 17. A connecting pipe 20 is fixedly connected between the vacuum pump 18 and the distributor 19. A branch pipe 21 extending to the outside of the mounting plate 17 is fixedly connected to one side of the distributor 19. A suction cup 22 is fixedly connected to one end of the branch pipe 21.

[0030] Among them, a protective cover 23 is fixedly connected to the side of the mounting plate 17 near the suction cup 22, and a collection box 24 is slidably connected to the upper surface of the base 1. The collection box 24 is located between the mounting plate 17 and the support box 2.

[0031] The working principle of the above embodiments is as follows:

[0032] First, the staff fixes multiple car rearview mirror housings with suction cups 22, with the side to be sprayed facing outwards. At the same time, the vacuum pump 18 is started to fix the car rearview mirror housings. Then, the staff starts the pressure nozzle 6 through the control panel 8, and only opens the solenoid valve 7 corresponding to the paint needed, while the other solenoid valves 7 are closed. The drive motor 12 is started to move the pressure nozzle 6 up and down, and spray the car rearview mirror housings evenly. When the paint needs to be changed, the previous solenoid valve 7 is closed and the solenoid valve 7 of the required paint is opened.

[0033] All electrical components mentioned in this article are electrically connected to the main controller and power supply. The main controller can be a conventional known device such as a computer that performs control functions. Furthermore, the existing publicly available power connection technology is common knowledge in this field and will not be elaborated upon in this article.

[0034] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0035] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A spraying device for a car rearview mirror housing that facilitates paint replacement, comprising a base (1) and a support box (2) fixedly connected to the top of the base (1), characterized in that: The top of the base (1) is provided with a spraying mechanism that can replace the spraying paint. The spraying mechanism includes a storage box (3) fixedly connected to the top of the base (1). The storage box (3) is provided with three storage tanks (4). The top of each of the three storage tanks (4) is fixedly connected with a conveying hose (5) extending to the outside of the storage box (3). The end of each of the three conveying hoses (5) away from the storage box (3) is fixedly connected with a pressure nozzle (6). Solenoid valves (7) are fixedly installed on the outside of each of the three conveying hoses (5). A control panel (8) capable of controlling the three solenoid valves (7) is fixedly installed on the front of the top of the base (1).

2. The spraying equipment for a car rearview mirror housing that facilitates paint replacement according to claim 1, characterized in that: The three delivery hoses (5) are externally slidably connected to a hub (9), and the pressure nozzles (6) are controlled via a control panel (8).

3. The spraying equipment for a car rearview mirror housing that facilitates paint replacement according to claim 1, characterized in that: A rubber pad (10) is fixedly connected to the inner bottom wall of the storage box (3), and the three storage tanks (4) are all in contact with the rubber pad (10). A positioning frame (11) that can support the three storage tanks (4) at the same time is fixedly connected inside the storage box (3).

4. The spraying equipment for a car rearview mirror housing that facilitates paint replacement according to claim 1, characterized in that: A drive motor (12) is fixedly installed on the inner bottom wall of the support box (2). An adjusting screw (13) is fixedly connected to the output shaft of the drive motor (12). A threaded sleeve (14) is connected to the external thread of the adjusting screw (13). A mounting bracket (15) that can support the pressure nozzle (6) is fixedly connected to one side of the support box (2). A connecting block (16) is fixedly connected between the mounting bracket (15) and the threaded sleeve (14).

5. The spraying equipment for a car rearview mirror housing that facilitates paint replacement according to claim 4, characterized in that: The threaded sleeve (14) is fixedly connected to a limiting block extending into the support box (2) on the side away from the connecting block (16), and a limiting groove adapted to the limiting block is provided on the inner wall of the support box (2).

6. The spraying equipment for a car rearview mirror housing that facilitates paint replacement according to claim 1, characterized in that: A mounting plate (17) is fixedly connected to the top of the base (1) on the side away from the storage box (3). A distributor (19) is fixedly installed inside the mounting plate (17). A vacuum pump (18) is fixedly installed on one side of the mounting plate (17). A connecting pipe (20) is fixedly connected between the vacuum pump (18) and the distributor (19). A branch pipe (21) extending to the outside of the mounting plate (17) is fixedly connected to one side of the distributor (19). A suction cup (22) is fixedly connected to one end of the branch pipe (21).

7. A spraying device for a car rearview mirror housing that facilitates paint replacement according to claim 6, characterized in that: A protective cover (23) is fixedly connected to the side of the mounting plate (17) near the suction cup (22), and a collection box (24) is slidably connected to the upper surface of the base (1).

Citation Information

Patent Citations

  • Spraying equipment for automobile rearview mirror shell and facilitating paint replacement

    CN215235157U