CN209800714U - composite liner of non-asbestos copying plate and metal plate - Google Patents
composite liner of non-asbestos copying plate and metal plate Download PDFInfo
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- CN209800714U CN209800714U CN201920337040.3U CN201920337040U CN209800714U CN 209800714 U CN209800714 U CN 209800714U CN 201920337040 U CN201920337040 U CN 201920337040U CN 209800714 U CN209800714 U CN 209800714U
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Abstract
The utility model discloses a compound liner of no asbestos copying board and metal sheet, this compound liner include that two-layer no asbestos copies the board, and the no asbestos copies and has the metal sheet between the board, and the silk screen printing of three edge has the silica gel line. The thickness of the asbestos-free shoveling plate is 0.2-0.5mm, the thickness of the metal plate is 0.15-0.2mm, and the height of the silica gel line is 0.05-0.15mm higher than the plane of the asbestos-free shoveling plate. The utility model discloses a compound liner of no asbestos copying board and metal sheet is used for the sealed of vehicle power assembly's faying face, and this compound liner has excellent compression resilience performance, also has excellent corrosion resistance to lubricating oil, fuel oil, coolant, and sealing performance is excellent.
Description
Technical Field
the utility model belongs to the sealed field of gearbox, especially a compound liner of no asbestos copying board and metal sheet.
Background
The gearbox oil leakage is a phenomenon commonly existing in the engineering machinery industry of China, and particularly the gearbox sealing gasket is in failure and the oil leakage is serious. At present, the oil leakage of products becomes an important index for evaluating the quality of the gearbox in the industry, and the reduction of the oil leakage caused by the failure of the sealing gasket of the gearbox becomes an important basic work in the engineering machinery industry. At present, the main sealing modes of the joint surface of the gearbox at home and abroad mainly comprise gluing, a paper pad and a foamed rubber composite pad, but the sealing modes have more or less defects; the gluing sealing mode has good sealing performance and low cost, but the disassembly is inconvenient; the sealing mode of the asbestos sheet is avoided, the assembly is convenient, the price is low, and the risk of leakage and collapse exists; the sealing mode of the foamed rubber composite pad has the advantages of convenience in assembly, good sealing performance, high cost and aging risk of rubber. Therefore, a low-cost gasket which has the advantages of being compatible with the existing advantages and reasonably avoiding the defects needs to be developed so as to solve the sealing problem of the gearbox.
SUMMERY OF THE UTILITY MODEL
the utility model aims to overcome the shortcomings of the prior art and provide a composite gasket without asbestos copying plate and metal plate.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
a compound liner of non-asbestos copy board and metal plate, including two layers of non-asbestos copy boards, there are metal plates in the complex between the non-asbestos copy boards, the silk screen of the edge of the three has silica gel lines;
Wherein the thickness of the non-asbestos sheet is 0.2-0.5mm, the thickness of the metal plate is 0.15-0.2mm, and the height of the silica gel line is 0.05-0.15mm higher than the plane of the non-asbestos sheet.
Furthermore, the asbestos-free shovelling plate and the metal plate are bonded and compounded by the adhesive.
Further, the adhesive is silica gel or epoxy resin.
further, the metal plate is a spcc or 08F steel plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
The composite gasket of the non-asbestos copying plate and the metal plate has excellent compression resilience, excellent corrosion resistance to lubricating oil, fuel oil and coolant and excellent sealing performance; the asbestos-free shoveling plates compounded on the two sides reduce the aging risk and solve the problem of corrosion of free sulfur in the foamed rubber to metals in electrical components; the middle metal core plate avoids the risk of crushing the gasket; the silica gel line plays a secondary sealing role.
Drawings
Fig. 1 is a schematic view of the structure of the composite gasket of the asbestos-free beater sheet and the metal sheet of the present invention.
Wherein: 1-asbestos-free sheet making; 2-metal plate.
Detailed Description
in order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The present invention will be described in further detail with reference to the accompanying drawings:
Referring to fig. 1, fig. 1 is a schematic view of a structure of a composite gasket of a non-asbestos sheet and a metal plate according to the present invention; the composite pad comprises two layers of asbestos-free shovelling plates 1, a metal plate 2 is compounded between the asbestos-free shovelling plates 1, and silica gel wires are printed on the edges of the asbestos-free shovelling plates 1 in a silk-screen mode; the thickness of the asbestos-free shoveling plate 1 is 0.2-0.5mm, the thickness of the metal plate 2 is 0.15-0.2mm, and the height of the silica gel line is 0.05-0.15mm higher than the plane; the metal plate 2 is selected from a carbon steel plate which is easy to be formed by punching, such as spcc or 08F steel plate.
The utility model discloses a manufacturing method of composite liner of non-asbestos copy board and metal sheet, including following step:
1) manufacturing a non-asbestos copying plate and a pretreated metal core plate;
2) bonding and compounding the asbestos-free shoveling plate and the pretreated metal core plate to prepare a composite plate;
3) And (3) rolling a layer of organic silicon coating on the surface of the composite board in a rolling way, then performing punch forming, and finally performing silk-screen printing on a silica gel line on the edge of the gasket to obtain the composite gasket.
The adhesive used for bonding composite comprises silica gel and epoxy resin.
The pretreatment of the metal core plate in the step 1) comprises the following specific steps:
And (3) deoiling, degreasing and phosphorizing the surface of the formed metal plate, drying, coating a binder, and drying for later use.
The specific process for manufacturing the asbestos-free shoveling plate in the step 1) comprises the following steps:
Mixing the fiber and the filler, and delivering the mixture to a pulping tank for pulping after the mixture is loosened by a wet method;
Adding latex and chemical auxiliary agent, mixing uniformly, and feeding the prepared pulp into a pulp preparation pool;
Adding water to dilute the mixture to a concentration capable of being copied, and sending the mixture to a net part of a copying machine for copying and forming;
The formed wet board is pressed, dewatered, dried and sheared to obtain the asbestos-free shovelling board.
The utility model discloses a compound liner of no asbestos copy board and metal sheet for the faying face seal of vehicle power assembly, application scope is that the temperature on the faying face is-40 ℃ -200 ℃, and the bolt torque on the faying face is 40-220 N.m. The composite gasket has excellent compression resilience, excellent corrosion resistance to lubricating oil, fuel oil and coolant and excellent sealing performance; the two layers of the composite asbestos-free shoveling plates reduce the aging risk and solve the problem of corrosion of free sulfur in the foamed rubber to metal in electrical components; the middle metal core plate avoids the risk of crushing the gasket, and the silica gel line plays a role in secondary sealing and makes up for the lack of roughness of the bonding surface; the comprehensive cost is lower than that of the foamed rubber, and the composite gasket is a novel composite gasket capable of replacing the existing gasket.
The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.
Claims (4)
1. The composite gasket of the non-asbestos copying plate and the metal plate is characterized by comprising two layers of non-asbestos copying plates (1), wherein the metal plate (2) is compounded between the non-asbestos copying plates, and silica gel wires are printed on the edges of the non-asbestos copying plates;
wherein the thickness of the asbestos-free shoveling plate (1) is 0.2-0.5mm, the thickness of the metal plate (2) is 0.15-0.2mm, and the height of the silica gel line is 0.05-0.15mm higher than the plane of the asbestos-free shoveling plate.
2. the composite mat of the non-asbestos sheet and the metal sheet according to claim 1, wherein the non-asbestos sheet (1) and the metal sheet (2) are bonded and compounded by an adhesive.
3. the composite mat of a non-asbestos sheet and a metal sheet according to claim 2, wherein the binder is silica gel or epoxy resin.
4. The composite mat of a non-asbestos sheet and a metal sheet according to claim 1, wherein the metal sheet (2) is a spcc or 08F steel sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337040.3U CN209800714U (en) | 2019-03-18 | 2019-03-18 | composite liner of non-asbestos copying plate and metal plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337040.3U CN209800714U (en) | 2019-03-18 | 2019-03-18 | composite liner of non-asbestos copying plate and metal plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209800714U true CN209800714U (en) | 2019-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920337040.3U Active CN209800714U (en) | 2019-03-18 | 2019-03-18 | composite liner of non-asbestos copying plate and metal plate |
Country Status (1)
| Country | Link |
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| CN (1) | CN209800714U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043660A (en) * | 2019-03-18 | 2019-07-23 | 西安法士特汽车传动有限公司 | A kind of composite pad, manufacturing method and its application of non-asbestos beater sheet and metal plate |
| CN114183527A (en) * | 2021-11-29 | 2022-03-15 | 长春蓝天密封技术开发有限公司 | Method for brushing ink lines on non-asbestos material sealing gasket with high sealing effect |
-
2019
- 2019-03-18 CN CN201920337040.3U patent/CN209800714U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043660A (en) * | 2019-03-18 | 2019-07-23 | 西安法士特汽车传动有限公司 | A kind of composite pad, manufacturing method and its application of non-asbestos beater sheet and metal plate |
| CN114183527A (en) * | 2021-11-29 | 2022-03-15 | 长春蓝天密封技术开发有限公司 | Method for brushing ink lines on non-asbestos material sealing gasket with high sealing effect |
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