A coating fixture that simultaneously achieves double-sided film formation

By designing a coating fixture that includes a bottom clamp, mounting groove, top clamp, and rubber pad, the problem that existing coating fixtures can only form a film on one side is solved, and the simplified operation and efficient production of double-sided film formation are realized.

CN224280433UActive Publication Date: 2026-05-26FUYUAN (ZHONGSHAN) OPTOELECTRONICS TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FUYUAN (ZHONGSHAN) OPTOELECTRONICS TECH CO LTD
Filing Date
2025-07-16
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing coating fixtures can only coat one side of a product. Double-sided coating requires two separate processes, which is cumbersome and involves a long process.

Method used

A coating fixture is designed, comprising a bottom clamp, a mounting groove, a top clamp, a rubber pad, a fixing screw, and a fixing sleeve. The top clamp and the rubber pad are stably installed by the cooperation of the fixing sleeve and the fixing side groove. The rubber pad is used to press and fix the product, thereby achieving double-sided film formation on the product.

Benefits of technology

The process was simplified, enabling double-sided film formation of the product to be completed in one step, thus improving production efficiency and product yield.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model discloses a coating fixture that simultaneously achieves double-sided film formation, comprising: a bottom fixture; and a mounting groove, the mounting groove being formed on one side of the bottom fixture. The beneficial effects of this utility model are: by setting a fixing sleeve, a positioning inner plate, a fixing screw, and a positioning groove, when the top fixture and the rubber pressure pad are installed on one side of the bottom fixture and the mounting groove, the fixing sleeve enters the fixing side groove. The positioning inner plate on the inner side of the fixing sleeve cooperates with the positioning groove on the outer side of the fixing screw, limiting the installation of the fixing sleeve on the outer side of the fixing screw, further stabilizing the installation position of the top fixture and the rubber pressure pad. By setting the rubber pressure pad, the rubber pressure pad can press and fix the product to be coated, fixing the product to be coated in the mounting groove, and the product is attached to the surface of the fixture.
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Description

Technical Field

[0001] This utility model relates to the field of coating fixture technology, specifically a coating fixture that can simultaneously achieve double-sided film formation. Background Technology

[0002] Coating is the process of forming a thin film with specific functions on the surface of a substrate. The thickness of this film is usually in the nanometer to micrometer range. It can give the substrate new properties, such as improving optical performance, enhancing wear resistance, improving corrosion resistance, and changing surface conductivity. However, the original coating fixture can only coat one side of the product at a time. Double-sided coating requires two processing steps. After each side is processed, the product must be removed, cleaned, and then the other side is processed. The operation is cumbersome and the process is long. Utility Model Content

[0003] The purpose of this utility model is to provide a coating fixture that can simultaneously achieve double-sided film formation, so as to solve the problems mentioned in the background art that the original coating fixture can only form a film on one side of the product at a time, and double-sided coating requires two processing steps. After each side is processed, the product needs to be removed, cleaned, and processed again before processing the other side, which is cumbersome and has a long process flow.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a coating fixture that simultaneously achieves double-sided film formation, comprising:

[0005] Bottom clamp;

[0006] The mounting slot is located on one side of the bottom clamp;

[0007] A top clamp is installed on one side of the mounting groove, and rubber pressure pads are symmetrically arranged on one side of the top clamp;

[0008] A fixed side groove is symmetrically opened on one side of the mounting groove, and a fixing screw is provided inside the fixed side groove;

[0009] A fixing sleeve is symmetrically arranged inside the top clamp and the rubber pressure pad. The fixing sleeve is engaged with the fixing screw and the fixing side groove.

[0010] A limiting nut is placed on one side of the fixing sleeve, and the limiting nut cooperates with the fixing screw.

[0011] As a preferred embodiment of this utility model, the outer side of the fixing screw is provided with symmetrical positioning grooves.

[0012] As a preferred embodiment of this utility model: the inner side of the fixed sleeve is symmetrically fixed with a positioning inner plate that cooperates with the positioning groove.

[0013] As a preferred embodiment of this utility model: a connecting sleeve is fixedly connected to the top of the bottom clamp, a limiting slide rod is slidably provided inside the connecting sleeve, a plurality of limiting sliders are symmetrically fixed to the outside of the limiting slide rod, the limiting sliders are slidably connected to the connecting sleeve, a first return spring is provided inside the connecting sleeve, a connecting support rod is fixedly connected to the bottom of the bottom clamp, and a partition support plate is fixedly connected to the inner side of the bottom clamp.

[0014] As a preferred embodiment of this utility model: an outer fixing box is fixedly connected to the outer side of the connecting sleeve, an inner sliding plate is slidably arranged inside the outer fixing box, two limiting plates are fixedly connected to one side of the inner sliding plate, an inclined surface is opened on the top of the limiting plate, a pressure plate is fixedly connected to the outer side of the limiting slide rod, the pressure plate is slidably connected to the connecting sleeve, and a fixing groove that cooperates with the limiting plate is opened on one side of the pressure plate.

[0015] As a preferred embodiment of this utility model: a pull rod is fixedly connected to one side of the inner sliding plate, the pull rod is slidably connected to the outer fixed box, and a second settling spring is symmetrically arranged inside the outer fixed box.

[0016] Compared with the prior art, the beneficial effects of this utility model are as follows: By setting a fixed sleeve, a positioning inner plate, a fixing screw, and a positioning groove, this utility model enables the fixed sleeve to enter the fixing side groove when the top clamp and rubber pressure pad are installed on one side of the bottom clamp and the mounting groove. The positioning inner plate on the inner side of the fixed sleeve cooperates with the positioning groove on the outer side of the fixing screw to limit the installation of the fixed sleeve on the outer side of the fixing screw, further stabilizing the installation position of the top clamp and the rubber pressure pad. By setting the rubber pressure pad, the rubber pressure pad can press and fix the product to be coated, fix the product to be coated in the mounting groove, and the product is attached to the surface of the clamp. The product is processed on both sides in one go, the process flow is simplified, the operation is reduced, and the product yield is improved. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the installation of the product of this utility model;

[0018] Figure 2 This is a schematic diagram of the disassembly of the top clamp of this utility model;

[0019] Figure 3 This is a schematic diagram of the bottom clamp and top clamp of this utility model;

[0020] Figure 4 This is a schematic diagram of the internal structure of the fixing sleeve of this utility model;

[0021] Figure 5 This is a schematic diagram of the overall structure of the connecting sleeve and limiting slide rod of this utility model;

[0022] Figure 6This is a schematic diagram of the internal structure of the connecting sleeve of this utility model.

[0023] In the diagram: 1. Bottom clamp; 2. Connecting sleeve; 3. Mounting groove; 4. Top clamp; 5. Rubber pressure pad; 6. Fixed side groove; 7. Fixed screw; 8. Positioning groove; 9. Fixed sleeve; 10. Positioning inner plate; 11. Limiting nut; 12. Connecting support rod; 13. Dividing support plate; 14. Limiting slide rod; 15. Outer fixing box; 16. Pressure plate; 17. Fixed slot; 18. No. 1 return spring; 19. Inner sliding plate; 20. No. 2 return spring; 21. Pull rod; 22. Limiting plate; 23. Inclined surface. Detailed Implementation

[0024] 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.

[0025] Please see Figures 1 to 6 This utility model provides a technical solution: a coating fixture that simultaneously achieves double-sided film formation, comprising: a bottom fixture 1; a mounting groove 3 formed on one side of the bottom fixture 1; a top fixture 4 installed on one side of the mounting groove 3, with rubber pressure pads 5 symmetrically fixed to one side of the top fixture 4; a fixing side groove 6 symmetrically formed on one side of the mounting groove 3, with fixing screws 7 fixedly connected inside the fixing side groove 6; fixing sleeves symmetrically fixed inside the top fixture 4 and the rubber pressure pads 5, the fixing sleeves 9 cooperating with the fixing screws 7 and the fixing side grooves 6; and a limiting nut 11 placed on one side of the fixing sleeve 9, the limiting nut 11 cooperating with the fixing screws 7.

[0026] Understandably, this utility model involves placing multiple products requiring coating in the mounting groove 3, using a fixing sleeve 9 to engage with a fixing side groove 6, positioning and installing the top clamp 4 and rubber pressure pad 5 on one side of the bottom clamp 1, inserting the fixing sleeve 9 into the fixing side groove 6, inserting the fixing screw 7 into the fixing sleeve 9, and engaging the inner positioning plate 10 on the inner side of the fixing sleeve 9 with the positioning groove 8 on the outer side of the fixing screw 7, thus stably installing the top clamp 4 and rubber pressure pad 5 on one side of the bottom clamp 1 and mounting groove 3, and then using a limiting nut 11 threaded onto the outer side of the fixing screw 7. During installation, the top clamp 4 and rubber pressure pad 5 are tightened by the limiting nut 11. The rubber pressure pad 5 presses and fixes the multiple products to be coated in the mounting groove 3, so that the products are attached to the surface of the clamp. When installing the clamp, the pressure plate 16 is pressed down. The pressure plate 16 presses the limiting slide rod 14 to slide in the connecting sleeve 2. The limiting slide rod 14 presses the first return spring 18. The fixing groove 17 in the pressure plate 16 presses the inclined surface 23 on the top of one of the limiting plates 22. When the limiting plate 22 moves, it drives the inner sliding plate 19 and the pull rod 21 to move. When the inner sliding plate 19 presses the second return spring 20, it presses the pressure plate 16 and the limiting slide rod 14 downwards. The pressure plate 16 presses the inclined surface 23 on the top of the other limiting plate 22. When the fixed slot 17 reaches one side of the other limiting plate 22, the second return spring 20 resets and drives the inner sliding plate 19, the limiting plate 22, and the inclined surface 23 to reset and move. The other limiting plate 22 enters the fixed slot 17, limiting the position of the limiting slide rod 14 and the pressure plate 16. Then, the connecting support rod 12 at the bottom of the bottom clamp 1 is installed with the bracket. Pull the lever 21 outwards. The lever 21 drives the inner sliding plate 19 and the limiting plate 22 to move outwards. The limiting plate 22 leaves the fixed slot 17. At this time, the first reset spring 18 will reset and drive the limiting slide rod 14 and the pressure plate 16 to reset. The limiting slide rod 14 is limited and installed with the external bracket for easy installation and fixation. Sputtering causes the target material to form a nano-scale film on the product surface in molecular form. The product on both sides of the fixture is processed. Through the new fixture clamping method, the film-forming area of ​​the product is unobstructed, and the film-forming of both sides of the product is completed in one go.

[0027] Please see Figure 4 The outer side of the fixing screw 7 is symmetrically provided with positioning grooves 8.

[0028] It is understood that the present invention provides symmetrical positioning grooves 8 for installation and positioning on the outer side of the fixing screw 7.

[0029] Please see Figure 4 The inner side of the fixed sleeve 9 is symmetrically fixed with a positioning inner plate 10 that mates with the positioning groove 8.

[0030] It is understood that this utility model uses the positioning inner plate 10 symmetrically fixed to the inner side of the fixing sleeve 9 and the positioning groove 8 symmetrically opened on the outer side of the fixing screw 7 to stabilize the installation position of the fixing sleeve 9 on the outer side of the fixing screw 7, and to stably limit the installation of the top clamp 4 and the rubber pressure pad 5 on one side of the bottom clamp 1 and the mounting groove 3.

[0031] Please see Figure 1 , Figure 2 , Figure 3 , Figure 5 and Figure 6 The bottom clamp 1 is fixedly connected to the top of the connecting sleeve 2. The connecting sleeve 2 is slidably provided with a limiting slide rod 14. Multiple limiting sliders are symmetrically fixed to the outside of the limiting slide rod 14. The limiting sliders are slidably connected to the connecting sleeve 2. The connecting sleeve 2 is provided with a first return spring 18. The bottom of the bottom clamp 1 is fixedly connected to the bottom of the connecting sleeve 1. The bottom of the bottom clamp 1 is fixedly connected to the bottom of the connecting sleeve 1. The bottom clamp 1 is fixedly connected to the inner side of the connecting sleeve 1. The connecting sleeve 2 is provided with a first return spring 18. The bottom of the bottom clamp 1 is fixedly connected to the bottom of the connecting sleeve 1. The connecting sleeve 1 is fixedly connected to the bottom of the connecting sleeve 1. The connecting sleeve 2 is fixedly connected to the top of the connecting sleeve 2. The connecting sleeve 2 is slidably provided with a first return spring 18. The bottom of the bottom clamp 1 is fixedly connected to the bottom of the connecting sleeve 1. The connecting sleeve 2 is slidably provided with a limiting slide rod 14. Multiple limiting sliders are symmetrically fixed to the outside of the limiting slide rod 14. The limiting sliders are slidably connected to the connecting sleeve 2. The connecting sleeve 2 is slidably provided with a limiting slide rod 14. Multiple limiting sliders are slidably connected to the connecting sleeve 1 ... Multiple limiting sliders are slidably connected to the connecting sleeve 2. The connecting sleeve 2 is provided with a first return spring 18. The bottom of the bottom clamp 1 is fixedly connected to the bottom of the connecting sleeve 1.

[0032] It is understood that the present invention restricts the installation position of the bottom clamp 1 by using the limiting slide rod 14 and the connecting support rod 12 inside the connecting sleeve 2.

[0033] Please see Figure 1 , Figure 2 , Figure 5 and Figure 6 An outer fixing box 15 is fixedly connected to the outside of the connecting sleeve 2. An inner sliding plate 19 is slidably arranged inside the outer fixing box 15. Two limiting plates 22 are fixedly connected to one side of the inner sliding plate 19. An inclined surface 23 is opened on the top of the limiting plate 22. A pressure plate 16 is fixedly connected to the outside of the limiting slide rod 14. The pressure plate 16 is slidably connected to the connecting sleeve 2. A fixing groove 17 that cooperates with the limiting plate 22 is opened on one side of the pressure plate 16.

[0034] It is understood that in this utility model, the pressure plate 16 is manually pressed, and the pressure plate 16 drives the limiting slide rod 14 to slide and adjust within the connecting sleeve 2.

[0035] Please see Figure 1 , Figure 2 , Figure 5 and Figure 6 A pull rod 21 is fixedly connected to one side of the inner sliding plate 19. The pull rod 21 is slidably connected to the outer fixed box 15. A second return spring 20 is symmetrically arranged inside the outer fixed box 15.

[0036] It is understood that this utility model uses a second reset spring 20 to reset the movement position of the first reset spring 18 and the limiting plate 22.

[0037] In the description of this utility model, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "side", "top", "inner", "front", "center", "both ends", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0038] Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first," "second," "third," or "fourth" may explicitly or implicitly include at least one of those features.

[0039] In this utility model, unless otherwise explicitly specified and limited, the terms "installation", "setting", "connection", "fixing", "screw connection", etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal connection of two components or the interaction between two components. Unless otherwise explicitly limited, those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0040] 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 coating fixture for simultaneously achieving double-sided film formation, characterized in that, include: Bottom clamp (1); Mounting slot (3) is provided on one side of the bottom clamp (1); Top clamp (4) is installed on one side of the mounting groove (3), and rubber pressure pads (5) are symmetrically arranged on one side of the top clamp (4); Fixed side groove (6) is symmetrically opened on one side of the mounting groove (3), and a fixing screw (7) is provided inside the fixed side groove (6); Fixed sleeve (9) is symmetrically arranged inside the top clamp (4) and the rubber pressure pad (5). The fixed sleeve (9) cooperates with the fixed screw (7) and the fixed sleeve (9) cooperates with the fixed side groove (6). A limiting nut (11) is placed on one side of the fixing sleeve (9), and the limiting nut (11) cooperates with the fixing screw (7).

2. The coating fixture for simultaneously achieving double-sided film formation according to claim 1, characterized in that: The fixing screw (7) has symmetrical positioning grooves (8) on its outer side.

3. A coating fixture for simultaneously achieving double-sided film formation according to claim 2, characterized in that: The inner side of the fixed sleeve (9) is symmetrically fixed with a positioning inner plate (10) that cooperates with the positioning groove (8).

4. A coating fixture for simultaneously achieving double-sided film formation according to claim 1, characterized in that: The top of the bottom clamp (1) is fixedly connected to a connecting sleeve (2). A limiting slide rod (14) is slidably provided inside the connecting sleeve (2). Multiple limiting sliders are symmetrically fixed to the outside of the limiting slide rod (14). The limiting sliders are slidably connected to the connecting sleeve (2). A first return spring (18) is provided inside the connecting sleeve (2). A connecting support rod (12) is fixedly connected to the bottom of the bottom clamp (1). A partition support plate (13) is fixedly connected to the inside of the bottom clamp (1).

5. A coating fixture for simultaneously achieving double-sided film formation according to claim 4, characterized in that: An outer fixing box (15) is fixedly connected to the outside of the connecting sleeve (2). An inner sliding plate (19) is slidably arranged inside the outer fixing box (15). Two limiting plates (22) are fixedly connected to one side of the inner sliding plate (19). An inclined surface (23) is opened on the top of the limiting plate (22). A pressure plate (16) is fixedly connected to the outside of the limiting slide rod (14). The pressure plate (16) is slidably connected to the connecting sleeve (2). A fixing groove (17) that cooperates with the limiting plate (22) is opened on one side of the pressure plate (16).

6. A coating fixture for simultaneously achieving double-sided film formation according to claim 5, characterized in that: A pull rod (21) is fixedly connected to one side of the inner sliding plate (19). The pull rod (21) is slidably connected to the outer fixed box (15). A second return spring (20) is symmetrically arranged inside the outer fixed box (15).