CN103358616A - Manufacture method of metal compound flexible graphite gasket - Google Patents
Manufacture method of metal compound flexible graphite gasket Download PDFInfo
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- CN103358616A CN103358616A CN2012100915092A CN201210091509A CN103358616A CN 103358616 A CN103358616 A CN 103358616A CN 2012100915092 A CN2012100915092 A CN 2012100915092A CN 201210091509 A CN201210091509 A CN 201210091509A CN 103358616 A CN103358616 A CN 103358616A
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- gasket
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- flexible graphite
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Abstract
The invention discloses a manufacture method of a metal compound flexible graphite gasket. The manufacture method comprises the following steps of: a, preheating a metal material to be not more than 200 DEG C, loading the pre-heated metal material in a heating furnace to raise the temperature to 1050-1150 DEG C, and carrying out constant temperature for 3h; b, taking the metal material out from the heating furnace, rapidly placing in cooling water for cooling; c, shaping and punching the metal material into a metal gasket; d, ultrasonically treating the metal gasket; e, screening flexible graphite, acidifying, and expanding at a temperature of 900-1100 DEG C; f, applying a binding agent to the outer surface of the metal gasket or the inner surface of the flexible graphite or the outer surface of the metal gasket and the inner surface of the flexible graphite, compounding and pressing the metal gasket and the flexible graphite at a pressure of 50-100kg/cm<2>. The manufacture method is simple in process; the metal compound flexible graphite gasket is good in sealing property, high in resilience force and low in cost, and resists high temperature, high pressure and corrosion.
Description
Technical field
The present invention relates to a kind of manufacture method of gasket seal, specifically a kind of manufacture method of metal composite flexible graphite gasket.
Background technology
In the industrial circles such as industrial air-conditioning, oil, chemical industry, often to use gasket seal, the pad that uses in these fields often will be at high temperature, high pressure uses under the mal-condition of highly corrosive, and existing pad general subject material is metal, nonmetal, composite.It is aging that the pad of nonmetallic materials uses a period of time easily to occur, distortion, and the situation that screen resilience descends and be applicable to the lower environment of pressure does not reach the effective sealing effect.Metal material because material hardness is high, needs larger pretightning force again, and flange surface fineness requires high, install and use the condition harshness, when pad is stepped up, the sealing surfaces easy damaged, metal sealing can't adapt to the variation generation gap of volume on every side during heating and cooling, also easily reveals.Existing Composition spacer manufacturing process is complicated, and price is higher, and especially large specification pad lumber recovery is lower.
Summary of the invention
It is simple that technical problem to be solved by this invention provides a kind of technique, good airproof performance, and screen resilience is high, and high temperature resistant, high pressure is corrosion-resistant, the manufacture method of the metal composite flexible graphite gasket that cost is low.
To achieve these goals, the invention provides a kind of manufacture method of metal composite flexible graphite gasket, comprise the following steps:
A metal material preheat temperature≤200 ℃, the heating furnace of packing into are warming up to 1050～1150 ℃, constant temperature 3 hours;
B takes out described metal material in heating furnace, put into rapidly cooling water and cool off;
The shaping of the described metal material of c and strike out metallic gasket;
The d ultrasonic wave is processed described metallic gasket;
The screening of e soft graphite, expanded under acidifying and 900-1100 ℃ the temperature;
The described metallic gasket outer surface of f or described soft graphite inner surface or both apply adhesive simultaneously, and described soft graphite is at 50～100Kg/cm
2Under the pressure, make described metallic gasket and described soft graphite compound suppressing.
The manufacture method of above-mentioned metal composite flexible graphite gasket, wherein, described metal material is stainless steel.
The manufacture method of above-mentioned metal composite flexible graphite gasket, wherein, described soft graphite is at 70Kg/cm
2Compound suppressing under the pressure.
The manufacture method of above-mentioned metal composite flexible graphite gasket, wherein, described soft graphite protrudes from the surperficial 0.05-0.2mm of described metallic gasket.
The manufacture method of above-mentioned metal composite flexible graphite gasket, wherein, the surface that described soft graphite protrudes from described metallic gasket is 0.12mm.
Beneficial functional of the present invention is: the pad technique of producing according to this invention is simple, good airproof performance, and screen resilience is high, high temperature resistant, high pressure, cost is low.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is the cutaway view of the metal composite flexible graphite gasket in this invention;
Fig. 2 is the metal material timeliness heat treatment cycle curve figure in this invention;
Wherein, Reference numeral
1 metallic gasket
2 soft graphites
The specific embodiment
Below in conjunction with accompanying drawing structural principle of the present invention and operation principle are done concrete description: the manufacture method of metal composite flexible graphite gasket comprises the following steps:
A metal material preheat temperature≤200 ℃, the heating furnace of packing into are warming up to 1050～1150 ℃, constant temperature 3 hours;
B takes out metal material in heating furnace, put into rapidly cooling water and cool off, and Fig. 2 is metal material timeliness heat treatment cycle curve figure;
The shaping of c metal material and strike out metallic gasket 1;
The d ultrasonic wave is processed metallic gasket 1;
The screening of e soft graphite 2, expanded under acidifying and 900-1100 ℃ the temperature;
Described metallic gasket 1 outer surface of f or described soft graphite 2 inner surfaces or both apply adhesive simultaneously, and described soft graphite 2 is at 50～100Kg/cm
2Under the pressure, make described metallic gasket 1 and described soft graphite 2 compound suppressings.
Fig. 1 is the cutaway view of the metal composite flexible graphite gasket in this invention;
Described metal material is stainless steel.
Described soft graphite 2 is at 70Kg/cm
2Compound suppressing under the pressure.
Described soft graphite 2 protrudes from the surperficial 0.05-0.2mm of metallic gasket 1.
Described soft graphite 2 protrudes from the surperficial 0.12mm of metallic gasket.
Embodiment one:
The manufacture method of metal composite flexible graphite gasket is according to the following step:
With metal material preheat temperature≤200 ℃, the heating furnace of packing into is warming up to 1050～1150 ℃ to a, constant temperature 3 hours first;
B takes out metal material again in heating furnace, put into rapidly cooling water and cool off; Through above-mentioned Technology for Heating Processing, reduced the hardness of metal material, performance parameter sees Table 1 after testing; Fig. 2 is its metal material timeliness heat treatment cycle curve figure;
The shaping of c metal material and strike out metallic gasket 1;
The d ultrasonic wave is processed metallic gasket 1;
The screening of e soft graphite 2, expanded under acidifying and 900-1100 ℃ the temperature;
F applies adhesive simultaneously at metallic gasket 1 outer surface or soft graphite 2 inner surfaces or both, and soft graphite 2 is clipped in the mould of upper and lower faces of metallic gasket 1, at forcing press 70Kg/cm
2Under the pressure, make metallic gasket 1 and soft graphite 2 compound suppressings.
Fig. 1 is the cutaway view of the metal composite flexible graphite gasket in this invention;
Table 1
Embodiment two:
The manufacture method of metal composite flexible graphite gasket is according to the following step:
With metal material preheat temperature≤200 ℃, the heating furnace of packing into is warming up to 1050～1150 ℃ to a, constant temperature 3 hours first;
B takes out metal material again in heating furnace, put into rapidly cooling water and cool off; Through above-mentioned Technology for Heating Processing, reduced the hardness of metal material, performance parameter sees Table 2 after testing; Fig. 2 is its metal material timeliness heat treatment cycle curve figure;
The shaping of c metal material and strike out metallic gasket 1;
The d ultrasonic wave is processed metallic gasket 1;
The screening of e soft graphite 2, expanded under acidifying and 900-1100 ℃ the temperature;
F applies adhesive simultaneously at metallic gasket 1 outer surface or soft graphite 2 inner surfaces or both, and soft graphite 2 is clipped in the mould of upper and lower faces of metallic gasket 1, at forcing press 40Kg/cm
2Under the pressure, make metallic gasket 1 and soft graphite 2 compound suppressings.
Table 2
Embodiment three:
The manufacture method of metal composite flexible graphite gasket is according to the following step:
With metal material preheat temperature≤200 ℃, the heating furnace of packing into is warming up to 1050～1150 ℃ to a, constant temperature 3 hours first;
B takes out metal material again in heating furnace, put into rapidly cooling water and cool off; Through above-mentioned Technology for Heating Processing, reduced the hardness of metal material, to see Table 3, Fig. 2 be its metal material timeliness heat treatment cycle curve figure to performance parameter after testing;
The shaping of c metal material and strike out metallic gasket 1;
The d ultrasonic wave is processed metallic gasket 1;
The screening of e soft graphite 2, expanded under acidifying and 900-1100 ℃ the temperature;
F applies adhesive simultaneously at metallic gasket 1 outer surface or soft graphite 2 inner surfaces or both, and soft graphite 2 is clipped in the mould of upper and lower faces of metallic gasket 1, at forcing press 90Kg/cm
2Under the pressure, make metallic gasket 1 and soft graphite 2 compound suppressings.
Table 3
The present invention is according to the different size of gasket seal, and specification is used different mould compound suppressings.The compacting thickness of soft graphite is set according to specification and the service condition of pad, because soft graphite is after treatment direct pressing moulding, technique is simple, and lumber recovery is high.The hardness number of treated metallic gasket reduces, and its resilience is increased, and sealing property strengthens, and the self-lubricity of soft graphite and plasticity have prevented the adhesion of pad and sealed parts, have increased sealability.
Certainly; the present invention also can have other various embodiments; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (5)
1. the manufacture method of a metal composite flexible graphite gasket is characterized in that, comprises the following steps:
A metal material preheat temperature≤200 ℃, the heating furnace of packing into are warming up to 1050～1150 ℃, constant temperature 3 hours;
B takes out described metal material in heating furnace, put into rapidly cooling water and cool off;
The shaping of the described metal material of c and strike out metallic gasket;
The d ultrasonic wave is processed described metallic gasket;
The screening of e soft graphite, expanded under acidifying and 900-1100 ℃ the temperature;
The described metallic gasket outer surface of f or described soft graphite inner surface or both apply adhesive simultaneously, and described soft graphite is at 50～100Kg/cm
2Under the pressure, make described metallic gasket and described soft graphite compound suppressing.
2. the manufacture method of metal composite flexible graphite gasket as claimed in claim 1 is characterized in that, described metal material is stainless steel.
3. the manufacture method of metal composite flexible graphite gasket as claimed in claim 1 is characterized in that, described soft graphite is at 70Kg/cm
2Compound suppressing under the pressure.
4. the manufacture method of metal composite flexible graphite gasket as claimed in claim 1 is characterized in that, described soft graphite is given prominence to the surperficial 0.05-0.2mm with described metallic gasket.
5. such as the manufacture method of claim 1 or 4 described metal composite flexible graphite gaskets, it is characterized in that, described soft graphite protrudes from the surperficial 0.12mm of described metallic gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210091509.2A CN103358616B (en) | 2012-03-31 | 2012-03-31 | The manufacture method of metal compound flexible graphite gasket |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210091509.2A CN103358616B (en) | 2012-03-31 | 2012-03-31 | The manufacture method of metal compound flexible graphite gasket |
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| CN103358616A true CN103358616A (en) | 2013-10-23 |
| CN103358616B CN103358616B (en) | 2015-08-19 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104553141A (en) * | 2014-11-26 | 2015-04-29 | 中国北方发动机研究所(天津) | High-temperature high-pressure resistant air exhaust sealing gasket of diesel engine and manufacturing method of high-temperature high-pressure resistant air exhaust sealing gasket |
| CN107363190A (en) * | 2017-06-28 | 2017-11-21 | 太仓市凯诺石墨密封制品有限公司 | A kind of preparation technology of high-intensity sealing type graphite Composition spacer |
| CN107415330A (en) * | 2017-06-28 | 2017-12-01 | 太仓市凯诺石墨密封制品有限公司 | A kind of graphite Composition spacer of high-strength and ageing resistance |
| CN107642609A (en) * | 2017-09-22 | 2018-01-30 | 慈溪市春潮密封件有限公司 | A kind of self-reinforcing flexible sealing gasket |
| CN110330338A (en) * | 2019-05-17 | 2019-10-15 | 慈溪埃弗龙密封件有限公司 | A kind of long-life tooth plate enhancing high-strength graphite gasket and preparation method thereof |
| CN110345250A (en) * | 2019-05-17 | 2019-10-18 | 慈溪埃弗龙密封件有限公司 | A kind of high-temperature and high-presure resistent metallic cover flat shim and preparation method thereof |
| CN110788333A (en) * | 2019-11-23 | 2020-02-14 | 无锡市金属垫片有限公司 | Production process of metal winding gasket and metal winding gasket |
| CN111889965A (en) * | 2020-07-03 | 2020-11-06 | 无锡市亿高精密模塑技术有限公司 | Adjusting gasket machining process and method |
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| CN101568738A (en) * | 2006-11-16 | 2009-10-28 | 奥依列斯工业株式会社 | Multilayer sliding member and method for manufacturing the same |
| CN201434070Y (en) * | 2009-04-20 | 2010-03-31 | 宁波信幸隆密封制品有限公司 | Graphite composite sealing gasket |
| CN102285164A (en) * | 2011-07-12 | 2011-12-21 | 株洲博尔密封材料有限公司 | Method for manufacturing composite flexible graphite sealing material and sealing gasket |
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2012
- 2012-03-31 CN CN201210091509.2A patent/CN103358616B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101568738A (en) * | 2006-11-16 | 2009-10-28 | 奥依列斯工业株式会社 | Multilayer sliding member and method for manufacturing the same |
| CN201434070Y (en) * | 2009-04-20 | 2010-03-31 | 宁波信幸隆密封制品有限公司 | Graphite composite sealing gasket |
| CN102285164A (en) * | 2011-07-12 | 2011-12-21 | 株洲博尔密封材料有限公司 | Method for manufacturing composite flexible graphite sealing material and sealing gasket |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104553141A (en) * | 2014-11-26 | 2015-04-29 | 中国北方发动机研究所(天津) | High-temperature high-pressure resistant air exhaust sealing gasket of diesel engine and manufacturing method of high-temperature high-pressure resistant air exhaust sealing gasket |
| CN107363190A (en) * | 2017-06-28 | 2017-11-21 | 太仓市凯诺石墨密封制品有限公司 | A kind of preparation technology of high-intensity sealing type graphite Composition spacer |
| CN107415330A (en) * | 2017-06-28 | 2017-12-01 | 太仓市凯诺石墨密封制品有限公司 | A kind of graphite Composition spacer of high-strength and ageing resistance |
| CN107642609A (en) * | 2017-09-22 | 2018-01-30 | 慈溪市春潮密封件有限公司 | A kind of self-reinforcing flexible sealing gasket |
| CN110330338A (en) * | 2019-05-17 | 2019-10-15 | 慈溪埃弗龙密封件有限公司 | A kind of long-life tooth plate enhancing high-strength graphite gasket and preparation method thereof |
| CN110345250A (en) * | 2019-05-17 | 2019-10-18 | 慈溪埃弗龙密封件有限公司 | A kind of high-temperature and high-presure resistent metallic cover flat shim and preparation method thereof |
| CN110788333A (en) * | 2019-11-23 | 2020-02-14 | 无锡市金属垫片有限公司 | Production process of metal winding gasket and metal winding gasket |
| CN110788333B (en) * | 2019-11-23 | 2021-08-03 | 无锡市金属垫片有限公司 | Production process of metal winding gasket and metal winding gasket |
| CN111889965A (en) * | 2020-07-03 | 2020-11-06 | 无锡市亿高精密模塑技术有限公司 | Adjusting gasket machining process and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103358616B (en) | 2015-08-19 |
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Owner name: FUSHUN JISHUN MACHINERY MANUFACTURING CO., LTD. Free format text: FORMER OWNER: YU JUNLIANG Effective date: 20140819 |
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Effective date of registration: 20140819 Address after: 113300 Fushun city of Liaoning Province, North Qingyuan Manchu Autonomous County Industrial Park No. 339 Applicant after: Fushun Jishun Machinery Manufacturing Co., Ltd. Address before: 113316 Fushun City, Liaoning province Qingyuan Manchu Autonomous County of Xia Jia Bao Zhen Hou Shi Cun No. 40 Applicant before: Yu Junliang |
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