Surface processing device for plastic product production

By setting up a threaded rod to drive the spray gun and U-shaped spray nozzle, uniform spraying and double-sided spraying of plastic products can be achieved. Combined with a drying plate and a fan to accelerate curing, the problems of uneven spraying and low efficiency are solved, and production efficiency is improved.

CN223683794UActive Publication Date: 2025-12-19QINGDAOHENGHAI ELECTRONIC PLASTIC CO LTD
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Patent Information

Application Number
CN202422695548.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-06
Publication Date
2025-12-19
Estimated Expiration
2034-11-06

AI Technical Summary

Technical Problem

In the current process of painting plastic products, the coating is uneven, it is difficult to coat both sides at the same time, and the production efficiency is low.

Method used

A surface processing device for plastic product manufacturing, comprising a spray gun, a drive assembly, and a clamping assembly, is designed. The spray gun is driven to move evenly on the surface of the sheet material by setting a threaded rod, and double-sided spraying is achieved by using a U-shaped spray pipe and nozzle. The curing after spraying is accelerated by using a drying plate and a fan.

Benefits of technology

It improves the uniformity and efficiency of coating thickness, shortens the curing time of the paint, and increases production efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of plastic product production, and discloses a surface processing device for plastic product production, which comprises a processing frame, a paint spraying frame is arranged on the outer surface of the processing frame, a U-shaped spraying pipe is fixedly embedded in the paint spraying frame, and two groups of nozzles are fixedly communicated with the outer surface of the U-shaped spraying pipe. According to the surface machining device for plastic product production, through the arranged threaded rod, the purpose of driving a paint spraying frame to uniformly move on the surface of a plate can be achieved, the effect of uniformly spraying the plate is achieved, and the uniformity of the thickness of a paint surface is effectively guaranteed; according to the plate spraying device, the purpose of simultaneously spraying the two faces of a plate can be achieved, the effect of improving the spraying efficiency is achieved, the purpose of increasing the air flow speed of the upper surface and the lower surface of the plate after spraying is completed can be achieved through the arranged drying plate and the arranged draught fan, the time needed for paint liquid curing is effectively shortened, and then the production efficiency is improved.
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Description

TECHNICAL FIELD

[0001] The application relates to the technical field of plastic product production, in particular to a surface processing device for plastic product production. BACKGROUND

[0002] Paint spraying can form a protective film on the surface of plastic products, enhancing their resistance to wear, scratches, chemical corrosion and weather resistance. This protective film helps to extend the service life of plastic products and maintain their long-term aesthetics and functionality.

[0003] During the processing of common plastic product boards, paint spraying is performed on the surface to improve their wear resistance and scratch resistance. During the paint spraying process, the user needs to hold a spray gun and move it above the board. However, the uneven movement of the worker can affect the thickness of the paint layer, and it is not possible to spray both sides simultaneously. Furthermore, after spraying is completed, the paint needs to be cured, which reduces production efficiency. CONTENT OF THE UTILITY MODEL

[0004] In view of the deficiencies of the prior art, the application provides a surface processing device for plastic product production, which has the advantages of uniform spraying and high efficiency, and solves the problems in the background art.

[0005] To achieve the above-mentioned purpose, the application provides the following technical solution: a surface processing device for plastic product production, comprising a processing frame, a paint spraying frame is arranged on the outer surface of the processing frame, a U-shaped spray pipe is fixedly embedded in the inside of the paint spraying frame, two groups of nozzles are fixedly connected to the outer surface of the U-shaped spray pipe, and a driving assembly is installed on the front and back surfaces of the processing frame.

[0006] The driving assembly comprises four transmission plates, two threaded rods and two connecting blocks.

[0007] A clamping assembly is installed on the left and right side surfaces of the processing frame, and the clamping assembly comprises two U-shaped frames, two electric push rods and two clamping plates.

[0008] Through the threaded rod, the paint spraying frame can be uniformly moved on the surface of the board, achieving uniform spraying of the board and effectively ensuring the uniformity of the paint thickness. The U-shaped spray pipe and the two groups of nozzles can simultaneously spray both sides of the board, improving the spraying efficiency. The drying plate and the fan can accelerate the air flow rate on the upper and lower surfaces of the board after spraying, effectively reducing the time required for paint curing and improving production efficiency.

[0009] Further, the bottom of the processing frame is fixedly connected with four support legs arranged in a matrix.

[0010] Through the above scheme, through the setting of the supporting legs, the supporting purpose of the processing frame can be achieved.

[0011] Further, the upper and lower parts of the two clamping plates are provided with drying plates, and a plurality of fans are fixedly installed in the inside of each drying plate.

[0012] Through the above scheme, through the setting of the fans, the curing purpose of the coating can be achieved.

[0013] Further, the four transmission plates are fixedly connected with the front and back surfaces of the processing frame respectively, the two ends of the two threaded rods are rotatably connected with the transmission plates close thereto respectively, and the two connecting blocks are fixedly connected with the inner front wall and the inner rear wall of the paint spraying frame respectively, and each connecting block is threadedly connected with the threaded rod close thereto.

[0014] Through the above scheme, through the setting of the driving assembly, the purpose of driving the paint spraying frame to move can be achieved.

[0015] Further, the upper surfaces and bottoms of the two clamping plates are fixedly connected with two fixed frames respectively, and each drying plate is fixedly connected with the fixed frame close thereto.

[0016] Through the above scheme, through the setting of the fixed frame, the fixing purpose of the drying plate can be achieved.

[0017] Further, the two U-shaped frames are fixedly connected with the left and right ends of the processing frame respectively, the two electric push rods are fixedly connected with the U-shaped frames close thereto respectively, and the output ends of the two electric push rods are slidably inserted into the processing frame, and the two clamping plates are fixedly connected with the output ends of the electric push rods close thereto respectively.

[0018] Through the above scheme, through the setting of the electric push rod, power can be provided for the movement of the clamping plate.

[0019] Further, one side of the two clamping plates close to each other is roughened.

[0020] Through the above scheme, through the roughening of one side of the clamping plates close to each other, the friction coefficient of the contact with the clamping plates can be increased, and the clamping stability can be improved.

[0021] Further, the left ends of the two threaded rods are fixedly connected with the external motor through the shaft couplings.

[0022] Through the above scheme, through the setting of the external motor, power can be provided for the rotation of the threaded rods.

[0023] Compared with the prior art, the technical scheme of the present application has the following beneficial effects:

[0024] The surface processing device for plastic product production can drive the paint spraying frame to move uniformly on the plate surface through the threaded rod, achieves the effect of uniformly spraying the plate, effectively ensures the uniformity of the paint thickness, can realize the purpose of simultaneously spraying the plate on both sides through the U-shaped spray pipe and the two groups of nozzles, achieves the effect of improving the spraying efficiency, can accelerate the air flow rate on the upper and lower surfaces of the plate after spraying through the drying plate and the fan, effectively reduces the required time for paint solidification, and thus improves the production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is a three-dimensional schematic view of the overall structure of the present application Figure 1 ;

[0026] Figure 2 is a three-dimensional schematic view of the overall structure of the present application Figure 2 ;

[0027] Figure 3 is a top view of the overall structure of the present application

[0028] Figure 4 is a structure diagram of the paint spraying frame of the present application.

[0029] In the drawings:

[0030] 1, processing frame; 2, paint spraying frame; 3, U-shaped spray pipe; 4, nozzle; 5, driving assembly; 501, transmission plate; 502, threaded rod; 503, connecting block; 6, clamping assembly; 601, U-shaped frame; 602, electric push rod; 603, clamping plate; 7, support leg; 8, drying plate; 9, fan; 10, fixing frame. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0032] Please refer to Figure 1 , Figure 2 and Figure 4 , the surface processing device for plastic product production in the embodiment comprises a processing frame 1, four support legs 7 arranged in a matrix are fixedly connected to the bottom of the processing frame 1, the support legs 7 can support the processing frame 1, a paint spraying frame 2 is arranged on the outer surface of the processing frame 1, a U-shaped spray pipe 3 is fixedly embedded in the paint spraying frame 2, two groups of nozzles 4 are fixedly connected to the outer surface of the U-shaped spray pipe 3, and a driving assembly 5 is installed on the front and back surfaces of the processing frame 1.

[0033] Please refer to Figure 1 , Figure 2 and Figure 3 , the driving assembly 5 comprises four transmission plates 501, two threaded rods 502 and two connecting blocks 503, the four transmission plates 501 are fixedly connected with the front and back surfaces of the machining frame 1 respectively, the two ends of the two threaded rods 502 are rotatably connected with the transmission plates 501 close to them respectively, the two connecting blocks 503 are fixedly connected with the inner front wall and the inner rear wall of the paint spraying frame 2 respectively, each connecting block 503 is threadedly connected with the threaded rod 502 close to it, through the setting of the driving assembly 5, the purpose of driving the paint spraying frame 2 to move can be achieved.

[0034] Please refer to Figure 1 , Figure 2 and Figure 3 , the machining frame 1 is provided with clamping assemblies 6 on the left and right sides, the clamping assembly 6 comprises two U-shaped frames 601, two electric push rods 602 and two clamping plates 603, the upper and lower parts of the two clamping plates 603 are provided with drying plates 8, the inside of each drying plate 8 is fixedly provided with a plurality of fans 9, through the setting of the fan 9, the purpose of curing the coating can be achieved, the upper surface and the bottom of each drying plate 8 are fixedly connected with two fixing frames 10, each drying plate 8 is fixedly connected with the fixing frame 10 close to it, through the setting of the fixing frame 10, the purpose of fixing the drying plate 8 can be achieved, the two U-shaped frames 601 are fixedly connected with the left and right ends of the machining frame 1 respectively, the two electric push rods 602 are fixedly connected with the U-shaped frames 601 close to them respectively, the output ends of the two electric push rods 602 are slidably inserted into the machining frame 1, the two clamping plates 603 are fixedly connected with the output ends of the electric push rods 602 close to them respectively, through the setting of the electric push rod 602, power can be provided for the movement of the clamping plate 603.

[0035] Please refer to Figure 1 , Figure 2 and Figure 3 , one side of the two clamping plates 603 close to each other is roughened, through the roughening of one side of the two clamping plates 603 close to each other, the friction coefficient of the contact with the clamping plate 603 can be increased, and the clamping stability can be improved, the left ends of the two threaded rods 502 are fixedly connected with the external motor through the shaft coupling, through the setting of the external motor, power can be provided for the rotation of the threaded rod 502.

[0036] The surface processing device for plastic product production in the embodiment can realize the purpose of driving the paint spraying frame 2 to move uniformly on the surface of the plate through the threaded rod 502, achieves the effect of uniformly spraying the plate, effectively ensures the uniformity of the paint thickness, can realize the purpose of simultaneously spraying the plate on both sides through the U-shaped spray pipe 3 and the two groups of nozzles 4, achieves the effect of improving the spraying efficiency, can accelerate the air flow rate on the upper and lower surfaces of the plate after spraying through the drying plate 8 and the fan 9, effectively reduces the required time for paint solidification, and further improves the production efficiency.

[0037] It should be noted that the bottom end of the U-shaped spray pipe 3 is in communication with the paint liquid conveying device outside.

[0038] The working principle of the above embodiment is as follows: in use, the plate is placed between the two clamping plates 603, then the two clamping plates 603 are driven to move by the electric push rod 602 to clamp the plate, then the threaded rod 502 is driven to rotate by the external motor, the threaded rod 502 drives the connecting block 503 to drive the paint spraying frame 2 to move uniformly on the surface of the plate, in the process of moving, the external paint liquid conveying device is started to make the paint liquid enter the U-shaped spray pipe 3 and be sprayed out through the nozzles 4 to cover the surface of the plate, after spraying, the fan 9 is started to generate airflow to accelerate the solidification of the paint spraying surface of the plate, and the production efficiency is improved.

[0039] It should be noted that in this paper, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or equipment including the element.

[0040] Although the embodiments of the present application have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A surface processing apparatus for manufacturing plastic products, comprising a processing frame (1), characterized in that: The outer surface of the processing frame (1) is provided with a paint spraying frame (2), and a U-shaped spray pipe (3) is fixedly embedded inside the paint spraying frame (2). Two sets of nozzles (4) are fixedly connected to the outer surface of the U-shaped spray pipe (3). A drive assembly (5) is installed on the front and back of the processing frame (1). The drive assembly (5) includes four transmission plates (501), two threaded rods (502) and two connecting blocks (503). The processing frame (1) is equipped with clamping components (6) on both the left and right sides. The clamping components (6) include two U-shaped frames (601), two electric push rods (602) and two clamping plates (603).

2. The surface processing device for producing plastic products according to claim 1, characterized in that: The bottom of the processing frame (1) is fixedly connected to four support legs (7) arranged in a matrix.

3. The surface processing device for producing plastic products according to claim 1, characterized in that: Drying plates (8) are provided above and below the two clamping plates (603), and multiple fans (9) are fixedly installed inside each drying plate (8).

4. The surface processing apparatus for producing plastic products according to claim 1, characterized in that: The four transmission plates (501) are fixedly connected to the front and back of the processing frame (1) respectively. The two ends of the two threaded rods (502) are rotatably connected to the transmission plates (501) that are close to them respectively. The two connecting blocks (503) are fixedly connected to the inner front wall and inner rear wall of the paint spraying frame (2) respectively. Each connecting block (503) is threadedly connected to the threaded rod (502) that is close to it.

5. The surface processing apparatus for producing plastic products according to claim 1, characterized in that: Two fixing frames (10) are fixedly connected to the upper surface and bottom of the two clamping plates (603), and each drying plate (8) is fixedly connected to the fixing frame (10) adjacent to it.

6. The surface processing apparatus for producing plastic products according to claim 1, characterized in that: The two U-shaped frames (601) are fixedly connected to the left and right ends of the processing frame (1), respectively. The two electric push rods (602) are fixedly connected to the U-shaped frames (601) that are close to them. The output ends of the two electric push rods (602) are slidably inserted into the processing frame (1). The two clamps (603) are fixedly connected to the output ends of the electric push rods (602) that are close to them.

7. The surface processing apparatus for producing plastic products according to claim 1, characterized in that: The surfaces of the two clamping plates (603) that are close to each other are both rough surfaces.

8. The surface processing apparatus for producing plastic products according to claim 1, characterized in that: The left ends of both threaded rods (502) are fixedly connected to an external motor via couplings.