CN216100817U - Copper-clad plate with high structural strength - Google Patents
Copper-clad plate with high structural strength Download PDFInfo
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- CN216100817U CN216100817U CN202121694191.8U CN202121694191U CN216100817U CN 216100817 U CN216100817 U CN 216100817U CN 202121694191 U CN202121694191 U CN 202121694191U CN 216100817 U CN216100817 U CN 216100817U
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- plate
- copper
- plates
- clad plate
- structural strength
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Abstract
The utility model discloses a copper-clad plate with high structural strength, which comprises a plate main body and a substrate film inside the plate main body, wherein pressing laminated plates are arranged on the two outer sides of the top and the bottom of the substrate film, reinforcing plates are arranged on the outer sides of the pressing laminated plates, compression resistant plates are arranged on the outer sides of the reinforcing plates, and adhesives are filled between the reinforcing plates and the compression resistant plates. The pressure-resistant plate and the reinforcing plate can effectively reinforce the structural strength of the copper-clad plate, so that the copper-clad plate has a stable structure, is not easy to deform and can be better applied to complex environments. The pressing laminated board is made of benzoxazine material, and the tin soldering resistance of the laminated board can be improved. The reinforcing plate is made of epoxy resin materials, and the flame retardance of the copper-clad plate can be improved. The anti-pressing plate is made of plain glass cloth, so that the curing stability of the copper-clad plate is improved. The utility model has simple structure and strong practicability.
Description
Technical Field
The utility model relates to a copper-clad plate, in particular to a copper-clad plate with high structural strength.
Background
The copper clad laminate is a plate-like material prepared by impregnating electronic glass fiber cloth or other reinforcing materials with resin, coating copper foil on one or both surfaces, and hot pressing, and is referred to as a copper clad laminate for short. Various printed circuit boards with different forms and different functions are manufactured into different printed circuits by selectively carrying out the working procedures of processing, etching, drilling, copper plating and the like on a copper-clad plate. The copper clad laminate mainly plays the roles of interconnection conduction, insulation and support for the printed circuit board, and has great influence on the transmission speed, energy loss, characteristic impedance and the like of signals in a circuit, so that the performance, quality, processability in manufacturing, manufacturing level, manufacturing cost, long-term reliability and stability of the printed circuit board are greatly dependent on the copper clad laminate.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a copper-clad plate with high structural strength, and in order to solve the technical problem, the utility model provides the following technical scheme:
the utility model relates to a copper-clad plate with high structural strength, which comprises a plate main body and a substrate film inside the plate main body, wherein pressing laminated plates are arranged on the two outer sides of the top and the bottom of the substrate film, reinforcing plates are arranged on the outer sides of the pressing laminated plates, pressure-resistant plates are arranged on the outer sides of the reinforcing plates, and adhesives are filled between the reinforcing plates and the pressure-resistant plates.
As a preferable technical scheme of the utility model, the outer surface of the pressure-resistant plate is provided with a copper foil.
As a preferable technical scheme of the utility model, patches are arranged at four corners of the edge of the outer surface of the pressure-resistant plate.
As a preferable technical solution of the present invention, the pressed laminate is made of a benzoxazine material.
As a preferable technical solution of the present invention, the reinforcing plate is made of an epoxy resin material.
As a preferable technical scheme of the utility model, the mass ratio of the pressed laminated board to the reinforced board is 10: 2.5.
In a preferred embodiment of the present invention, the pressure-resistant sheet is a plain glass cloth.
Compared with the prior art, the utility model has the following beneficial effects:
the pressure-resistant plate and the reinforcing plate can effectively reinforce the structural strength of the copper-clad plate, so that the copper-clad plate is stable in structure, not easy to deform and better applied to complex environments. The pressing laminated board is made of benzoxazine material, and the tin soldering resistance of the laminated board can be improved. The reinforcing plate is made of epoxy resin materials, and the flame retardance of the copper-clad plate can be improved. The anti-pressing plate is made of plain glass cloth, so that the curing stability of the copper-clad plate is improved. The utility model has simple structure and strong practicability.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a top view of the reinforcement panel of the present invention;
in the figure: 1. a plate main body; 2. a substrate film; 3. pressing the laminated board; 4. a reinforcing plate; 5. a reinforcing plate; 6. a binder; 7. copper foil; 8. and (3) pasting.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Wherein like reference numerals refer to like parts throughout.
In addition, if a detailed description of the known art is not necessary to show the features of the present invention, it is omitted. It should be noted that the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
It should also be noted that, unless expressly stated or limited otherwise, the terms "disposed" and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
As shown in fig. 1-3, the utility model provides a copper-clad plate with high structural strength, which comprises a plate main body 1 and a substrate film 2 inside the plate main body 1, wherein pressing laminated plates 3 are arranged on the two outer sides of the top and the bottom of the substrate film 2, a reinforcing plate 4 is arranged on the outer side of each pressing laminated plate 3, a pressure-resistant plate 5 is arranged on the outer side of each reinforcing plate 4, and an adhesive 6 is filled between each reinforcing plate 4 and each pressure-resistant plate 5.
Furthermore, the outer surface of the pressure-resistant plate 5 is provided with a copper foil 7, so that the copper-clad plate can be externally connected with an electrical element through the copper foil 7.
The outer surface edge four corners department of resistance to compression board 5 all is provided with paster 8, pastes the fixed copper foil that can make the top surface and the underrun of copper-clad plate paste through paster 8, prevents that the edge gap from appearing.
The pressed laminated board 3 is made of benzoxazine material, and the tin soldering resistance of the laminated board can be greatly improved.
The reinforcing plate 4 is made of epoxy resin materials, and can improve the flame retardance of the copper-clad plate.
In actual test, when the mass ratio of the pressed laminated plate 3 to the reinforcing plate 4 is 10:2.5, the layer structure of the copper-clad plate is most stable. In the embodiment, the phenolic resin is further added into the reinforcing plate 4, and when the epoxy resin and the phenolic resin are used together, the defect of poor elasticity of the phenolic resin can be overcome, and simultaneously, after the high-molecular epoxy resin and the phenolic resin are cured, the high-molecular epoxy resin has better corrosion resistance, chemical resistance and thermal stability, and the heat resistance of the reinforcing plate 4 is improved, wherein when the adding amount of the epoxy resin is 25 parts, the TG ignition point of the reinforcing plate 4 is 208 degrees, and when the adding amount of the epoxy resin is 20 parts, the ignition point of the reinforcing plate 4 is 221 degrees. The high temperature resistance of the reinforcing plate 4 is very stable, and damage to the copper-clad plate caused by high-temperature combustion of the reinforcing plate 4 under abnormal conditions is avoided.
The pressure-resistant plate 5 is made of plain glass cloth, and the plain glass cloth treated by the KH560 coupling agent is used as a reinforcing material, so that the curing stability of the copper-clad plate is improved.
Specifically, all be provided with suppression laminate 3 in the top of substrate membrane 2 and two outsides in bottom, the outside of suppression laminate 3 is provided with reinforcing plate 4, and resistance to compression board 5 is installed in the outside of reinforcing plate 4, and it has adhesive 6 to fill between reinforcing plate 4 and the resistance to compression board 5, and the surface edge four corners department of resistance to compression board 5 all is provided with paster 8, can make the top surface and the underrun paster 8 of copper-clad plate paste fixed copper foil, prevents that the edge gap from appearing.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The copper-clad plate with high structural strength comprises a plate main body (1) and a substrate film (2) inside the plate main body (1), and is characterized in that pressing laminated plates (3) are arranged on the top and the bottom of the substrate film (2), reinforcing plates (4) are arranged on the outer sides of the pressing laminated plates (3), pressure resisting plates (5) are installed on the outer sides of the reinforcing plates (4), and adhesives (6) are filled between the reinforcing plates (4) and the pressure resisting plates (5).
2. The copper-clad plate with high structural strength according to claim 1, wherein the outer surface of the pressure-resistant plate (5) is provided with a copper foil (7).
3. The copper-clad plate with high structural strength according to claim 1, wherein patches (8) are arranged at four corners of the edge of the outer surface of the pressure-resistant plate (5).
4. The copper-clad plate with high structural strength according to claim 1, wherein the pressed laminate (3) is made of benzoxazine material.
5. The copper-clad plate with high structural strength according to claim 1, wherein the reinforcing plate (4) is made of epoxy resin material.
6. The copper-clad plate with high structural strength according to claim 1, wherein the mass ratio of the pressed laminated plate (3) to the reinforcing plate (4) is 10: 2.5.
7. The copper-clad plate with high structural strength according to claim 1, wherein the pressure-resistant plate (5) is a plain glass cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121694191.8U CN216100817U (en) | 2021-07-23 | 2021-07-23 | Copper-clad plate with high structural strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121694191.8U CN216100817U (en) | 2021-07-23 | 2021-07-23 | Copper-clad plate with high structural strength |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216100817U true CN216100817U (en) | 2022-03-22 |
Family
ID=80723046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121694191.8U Active CN216100817U (en) | 2021-07-23 | 2021-07-23 | Copper-clad plate with high structural strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216100817U (en) |
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2021
- 2021-07-23 CN CN202121694191.8U patent/CN216100817U/en active Active
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