CN102192327A - Rubber seal gasket of embedded metal skeleton and manufacturing method thereof - Google Patents
Rubber seal gasket of embedded metal skeleton and manufacturing method thereof Download PDFInfo
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- CN102192327A CN102192327A CN2010101219997A CN201010121999A CN102192327A CN 102192327 A CN102192327 A CN 102192327A CN 2010101219997 A CN2010101219997 A CN 2010101219997A CN 201010121999 A CN201010121999 A CN 201010121999A CN 102192327 A CN102192327 A CN 102192327A
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Abstract
The invention relates to a rubber seal gasket of an embedded metal skeleton. The rubber seal gasket comprises chlorosulfonated polyethylene rubber, ceramic fiber cloth and a metal skeleton which is arranged in the rubber seal gasket. The manufacturing method of the rubber seal gasket comprises the following steps: A. manufacturing a flange mold B by utilizing a steel plate; B. coating a layer of thin mold release agent (such as an estersil mold release agent) in a mold cavity; C. coating a modulated chlorosulfonated polyethylene rubber coating material at two surfaces of the cut ceramic fiber cloth, putting into a mold cavity, and putting other layers sequentially one by one by adopting the same technology; D. putting the metal skeleton in and positioning after placing the lower layer of coating fiber cloth; E. putting the coating fiber cloth one by one on the metal skeleton; F. closing the upper mold, applying pressure, and carrying out vulcanization typing; and G. dismounting the mold, taking out the manufactured product, trimming the slitter edges and punching a bolt connecting hole. According to the invention, the rubber seal gasket is high-temperature resistant and inflaming retarding, the partial over-burning carbonization phenomenon of the chlorosulfonated polyethylene in the gasket is prevented, the rigidity of the gasket is improved, the gasket is convenient to install and maintain, the seal effect is improved, and the metal skeleton is manufactured by a punching plate.
Description
Technical field
The invention belongs to metallurgical industry field, specifically relate to rubber sheet gasketing of a kind of built-in metal skeleton that is used for annealing furnace and preparation method thereof.
Background technique
At present, in the metallurgy industry cold-reduced sheet production technology, because the flow harden that continuous cold deformation causes improves the intensity of Cold Rolled Sheet Steel volume and hardness, and the tough index of moulding descends punching performance is worsened, therefore continuous annealing furnace is set usually to eliminate flow harden and rolling stress on the production line, makes product reach the mechanical performance index of regulation.Annealing furnace is provided with viewing window and holds concurrently manhole in order to monitor PRODUCTION STATUS, and dismountable in case of necessity window device is so that carry out repair and maintenance when stopping work, and about 320 ℃, extreme temperature can reach 400 ℃ to the temperature of the window's position usually.In order to prevent scorching hot infiltration of overflowing with outside air in the stove, add flange and pad at the window place and carry out seal isolation.
The material of sealing gasket all adopts chlorosulfonated polyethylene rubber and ceramic fiber cloth produced with combination both at home and abroad, adopts the metallic oxide such as the SiO of significant proportion in the prescription of chlorosulfonated polyethylene rubber
2And Sb
2O
3, help improving the flame retardant property of goods, but carbonization can take place in sizing material on whole thickness when meeting with high temperature as 450 ℃.
In view of this, seek rubber sheet gasketing of a kind of built-in metal skeleton and preparation method thereof, become pursuing one's goal of these those skilled in the art.
Summary of the invention
Task of the present invention provides rubber sheet gasketing of a kind of built-in metal skeleton and preparation method thereof, it has solved the existing in prior technology problem, to reach metal frame by rubber sheet gasketing inside, by metal good heat transfer performance the part heat affected zone is enlarged, effectively reduce the purpose of the probability of single position carbonization damage.
Technical solution of the present invention is as follows:
A kind of rubber sheet gasketing of built-in metal skeleton comprises chlorosulfonated polyethylene rubber and ceramic fiber cloth, also comprises being arranged on metal frame in the rubber sheet gasketing.
Described metal frame is the frame type structure that Punched Steel Plate or aluminium sheet are made.
The sheet material of described metal frame is Punched Steel Plate, and its punching rate is 20%～30%.
Described metal frame is a sheet, and its thickness is 0.5～1mm.
The circumferential annular of described chlorosulfonated polyethylene rubber is provided with some bolts hole.
The length of the inner chamber of described metal frame and width are greater than the size of rubber sheet gasketing inner chamber; The length of the profile of described metal frame and width are less than the projection of the peripheral bolt hole of chlorosulfonated polyethylene rubber.
The upper and lower surface of described metal frame is provided with the several layers ceramic fiber cloth, and the shape of described ceramic fiber cloth is identical with the projection of the bolt hole of periphery.
A kind of making method of rubber sheet gasketing of built-in metal skeleton may further comprise the steps:
A, make the flange mould with steel plate;
Apply very thin one deck releasing agent in B, the mold cavity, as adopting the estersil releasing agent;
C, the chloro-sulfonated polyethylene rubber coating that the ceramic fiber cloth coated on both sides that cuts is modulated are put into die cavity, and other number of plies adopts the same process block-by-block to put into successively;
D, put into metal frame and location again after will descending the coating fibre cloth to place;
E, block-by-block is put into the coating fibre cloth again on metal frame;
F, the patrix that closes are exerted pressure, the sulfuration typing;
Goods are taken out in G, form removal, repair except that slitter edge and punching out bolt connecting hole.
In the described steps A, the lower mould inner chamber is the area of contour of making gasket seal, and the patrix of mould cooperates with die cavity and has a free gap.
In the described step e, the quantity of the coating fibre cloth of metal frame upper and lower layers is identical.
The rubber sheet gasketing of built-in metal skeleton of the present invention adopts and places a Metal Flake skeleton in the interlayer central position of pad, when meeting with instantaneous heat, a certain position of pad impacts, when its heat gos deep into pad inside gradually and reaches metal layer, rely on the metal good heat transfer that the part heat affected zone is enlarged, can effectively reduce the probability that the carbonization of single position damages.Another advantage that is built-in with the gasket seal of Metal Flake skeleton of the present invention is, can guarantee the regular of pad boundary dimension and have certain rigidity, helps carrying out apace repair and replacement.
The present invention makes it compared with prior art owing to adopted above technological scheme, and the present invention has following advantage:
1, high temperature resistant, fire-retardant, especially adapted to the occasion of certain moment flame thermal shock, as the application on the annealing furnace.
2, built-in metal sheet skeleton enlarges local heating's point transmission of pad, can prevent the local burning carbonization phenomenon of the chlorosulfonated polyethylene in the pad.
3, built-in metal sheet skeleton has improved the rigidity of pad, is convenient to installation and maintenance.
4, the comprehensive excellent properties of employed chlorosulfonated polyethylene rubber has improved sealing effect effectively.
5, built-in metal sheet skeleton adopts punched-plate to make, and makes the gluing fibre cloth of upper and lower layers bonding more firm.
Description of drawings
Fig. 1 is the sectional drawing of the rubber sheet gasketing of a kind of built-in metal skeleton of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the making method of the rubber sheet gasketing of a kind of built-in metal skeleton of the present invention.
Mark among the figure:
1 is rubber sheet gasketing, and 2 is metal frame, and 3 is bolt hole, and L1 is a rubber sheet gasketing external form length, and W1 is rubber sheet gasketing 1 an external form width, and L2 is a cavity length in the rubber sheet gasketing 1, and W2 is rubber sheet gasketing 1 an inner chamber width.
Embodiment
Below in conjunction with drawings and Examples the present invention is elaborated.
Referring to Fig. 1 and Fig. 2, the rubber sheet gasketing of a kind of built-in metal skeleton of the present invention mainly is made up of chlorosulfonated polyethylene rubber and ceramic fiber cloth and metal frame 2, and metal frame 2 is arranged in the rubber sheet gasketing 1.
As shown in fig. 1, rubber sheet gasketing 1 has external form length L 1, external form width W 1, inner chamber length L 2 and inner chamber width W 2.
The circumferential annular of chlorosulfonated polyethylene rubber is provided with some bolts hole 3.
The length of the inner chamber of metal frame 2 and width are greater than the size (L2 and W2) of rubber sheet gasketing 1 inner chamber.The length of the profile of metal frame 2 and width are less than the projection of the peripheral bolt hole 3 of chlorosulfonated polyethylene rubber.
The upper and lower surface of metal frame 2 is provided with the several layers ceramic fiber cloth, and the shape of ceramic fiber cloth is identical with the projection of the bolt hole 3 of periphery.
Referring to Fig. 3, press the making method of the rubber sheet gasketing of a kind of built-in metal skeleton of the present invention, may further comprise the steps:
A, make the flange mould with steel plate, the lower mould inner chamber is the area of contour of making gasket seal, and the patrix of mould cooperates with die cavity, has certain free gap.
Apply very thin one deck releasing agent in B, the mold cavity, as adopting the estersil releasing agent.
C, the chloro-sulfonated polyethylene rubber coating that the ceramic fiber cloth coated on both sides that cuts is modulated are put into die cavity, and other number of plies can adopt the same process block-by-block to put into successively.
D, put into metal frame 2 and location again after will descending the coating fibre cloth to place.
E, on metal frame 2 more as stated above block-by-block put into the coating fibre cloth, the quantity of the coating fibre cloth of metal frame 2 upper and lower layers is identical.
F, the patrix that closes are exerted pressure, the sulfuration typing.
Goods are taken out in G, form removal, repair except that slitter edge and punching out bolt connecting hole.
In the present embodiment, the chloro-sulfonated polyethylene rubber coating that rubber sheet gasketing adopted of built-in metal skeleton of the present invention can add metallic oxide such as SiO by a certain percentage
2, Sb
2O
3Deng, be covered with the several layers ceramic fiber cloth up and down respectively at Metal Flake skeleton, the shape of cloth is pressed the area of contour cutting of flange, quantity is decided according to the total thickness of pad, as top two layers, below two layers.Metal Flake skeleton adopts Punched Steel Plate or aluminium sheet to make frame type structure, generally selects for use 20%～30% punching rate sheet material to make thickness 0.5～1mm, and cavity length and width are slightly larger than the goods inner chamber in it.The external dimension of frame should be convenient to the later stage punching out in flange bolt hole less than flange bolt hole home record.
The working process of the rubber sheet gasketing of built-in metal skeleton of the present invention is as follows:
Make the flange mould with steel plate, the lower mould inner chamber is the area of contour of making gasket seal, and the patrix of mould cooperates with die cavity, has certain free gap.Apply very thin one deck releasing agent in the mold cavity, as adopting the estersil releasing agent.The chloro-sulfonated polyethylene rubber coating that the ceramic fiber cloth coated on both sides that cuts modulates is put into die cavity, and other number of plies can adopt the same process block-by-block to put into successively.Put into Metal Flake skeleton and location after will descending the coating fibre cloth to place again.On Metal Flake skeleton more as stated above block-by-block put into the coating fibre cloth, its number of plies is identical with the lower floor number of plies.The patrix that closes is exerted pressure, the sulfuration typing.Goods are taken out in form removal, repair except that slitter edge and punching out bolt connecting hole to get final product.
In sum, it is high temperature resistant, fire-retardant that the present invention has, prevent the local burning carbonization phenomenon of the chlorosulfonated polyethylene in the pad, improve pad rigidity, be convenient to installation and maintenance, improve sealing effect, built-in metal sheet skeleton adopts punched-plate to make the bonding advantage such as more firm of the gluing fibre cloth that makes upper and lower layers.
Certainly, those skilled in the art in the present technique field will be appreciated that, the foregoing description only is to be used for illustrating the present invention, and be not as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claim of the present invention the variation of the foregoing description, modification etc.
Claims (10)
1. the rubber sheet gasketing of a built-in metal skeleton comprises chlorosulfonated polyethylene rubber and ceramic fiber cloth, it is characterized in that: also comprise being arranged on metal frame in the rubber sheet gasketing.
2. the rubber sheet gasketing of built-in metal skeleton as claimed in claim 1 is characterized in that: described metal frame is the frame type structure that Punched Steel Plate or aluminium sheet are made.
3. the rubber sheet gasketing of built-in metal skeleton as claimed in claim 2 is characterized in that: the sheet material of described metal frame is Punched Steel Plate, and its punching rate is 20%～30%.
4. the rubber sheet gasketing of built-in metal skeleton as claimed in claim 1 is characterized in that: described metal frame is a sheet, and its thickness is 0.5～1mm.
5. the rubber sheet gasketing of built-in metal skeleton as claimed in claim 1 is characterized in that: the circumferential annular of described chlorosulfonated polyethylene rubber is provided with some bolts hole.
6. the rubber sheet gasketing of built-in metal skeleton as claimed in claim 5 is characterized in that: the length of the inner chamber of described metal frame and width are greater than the size of rubber sheet gasketing inner chamber; The length of the profile of described metal frame and width are less than the projection of the peripheral bolt hole of chlorosulfonated polyethylene rubber.
7. the rubber sheet gasketing of built-in metal skeleton as claimed in claim 5 is characterized in that: the upper and lower surface of described metal frame is provided with the several layers ceramic fiber cloth, and the shape of described ceramic fiber cloth is identical with the projection of the bolt hole of periphery.
8. the making method of the rubber sheet gasketing of a built-in metal skeleton is characterized in that: may further comprise the steps:
A, make the flange mould with steel plate;
Apply very thin one deck releasing agent in B, the mold cavity, as adopting the estersil releasing agent;
C, the chloro-sulfonated polyethylene rubber coating that the ceramic fiber cloth coated on both sides that cuts is modulated are put into die cavity, and other number of plies adopts the same process block-by-block to put into successively;
D, put into metal frame and location again after will descending the coating fibre cloth to place;
E, block-by-block is put into the coating fibre cloth again on metal frame;
F, the patrix that closes are exerted pressure, the sulfuration typing;
Goods are taken out in G, form removal, repair except that slitter edge and punching out bolt connecting hole.
9. the making method of the rubber sheet gasketing of built-in metal skeleton as claimed in claim 8 is characterized in that: in the described steps A, the lower mould inner chamber is the area of contour of making gasket seal, and the patrix of mould cooperates with die cavity and has a free gap.
10. the making method of the rubber sheet gasketing of built-in metal skeleton as claimed in claim 8 is characterized in that: in the described step e, the quantity of the coating fibre cloth of metal frame upper and lower layers is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101219997A CN102192327A (en) | 2010-03-11 | 2010-03-11 | Rubber seal gasket of embedded metal skeleton and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101219997A CN102192327A (en) | 2010-03-11 | 2010-03-11 | Rubber seal gasket of embedded metal skeleton and manufacturing method thereof |
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|---|---|
| CN102192327A true CN102192327A (en) | 2011-09-21 |
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ID=44600969
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101219997A Pending CN102192327A (en) | 2010-03-11 | 2010-03-11 | Rubber seal gasket of embedded metal skeleton and manufacturing method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808950A (en) * | 2012-07-26 | 2012-12-05 | 苏州柏德纳科技有限公司 | Gasket |
| CN102977483A (en) * | 2012-10-31 | 2013-03-20 | 蚌埠凯盛工程技术有限公司 | Chlorosulfonated polyethylene rubber/EPDM rubber gasket and preparation method thereof |
| CN102993584A (en) * | 2012-10-31 | 2013-03-27 | 蚌埠凯盛工程技术有限公司 | Nano celestite powder modified chlorosulfonated polyethylene rubber gasket and preparation method thereof |
| CN104006160A (en) * | 2014-05-21 | 2014-08-27 | 太仓荣南密封件科技有限公司 | Rectangular sealing part manufacturing method |
| CN105473910A (en) * | 2013-08-20 | 2016-04-06 | 奥迪股份公司 | Sealing assembly, flat gasket for a sealing assembly and method for mounting a sealing assembly |
| CN107216475A (en) * | 2017-07-04 | 2017-09-29 | 五河富强鑫金属制品有限公司 | A kind of preparation method of the double-layer seal cushion rubber of the outer glue of interior metal |
| CN108790015A (en) * | 2018-04-23 | 2018-11-13 | 中国航发哈尔滨东安发动机有限公司 | A kind of processing method of metallic framework rubber sheet gasket |
| CN111421903A (en) * | 2020-04-08 | 2020-07-17 | 马鞍山市麦克英孚机械科技有限公司 | Three-layer sealing gasket and assembly method thereof |
| CN112879568A (en) * | 2021-03-30 | 2021-06-01 | 安吉藤仓橡胶有限公司 | Fuel control valve sealing element and preparation method and processing device thereof |
| CN113442340A (en) * | 2021-07-16 | 2021-09-28 | 株洲时代新材料科技股份有限公司 | Upper cover plate non-indentation vulcanization mold, method and product |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808950A (en) * | 2012-07-26 | 2012-12-05 | 苏州柏德纳科技有限公司 | Gasket |
| CN102977483A (en) * | 2012-10-31 | 2013-03-20 | 蚌埠凯盛工程技术有限公司 | Chlorosulfonated polyethylene rubber/EPDM rubber gasket and preparation method thereof |
| CN102993584A (en) * | 2012-10-31 | 2013-03-27 | 蚌埠凯盛工程技术有限公司 | Nano celestite powder modified chlorosulfonated polyethylene rubber gasket and preparation method thereof |
| CN102993584B (en) * | 2012-10-31 | 2015-03-04 | 蚌埠凯盛工程技术有限公司 | Nano celestite powder modified chlorosulfonated polyethylene rubber gasket and preparation method thereof |
| CN105473910B (en) * | 2013-08-20 | 2017-12-29 | 奥迪股份公司 | Sealing arrangement structure, flat sealed unit and its assembly method for it |
| CN105473910A (en) * | 2013-08-20 | 2016-04-06 | 奥迪股份公司 | Sealing assembly, flat gasket for a sealing assembly and method for mounting a sealing assembly |
| US9726289B2 (en) | 2013-08-20 | 2017-08-08 | Audi Ag | Sealing assembly, flat gasket for a sealing assembly and method for mounting a sealing assembly |
| CN104006160A (en) * | 2014-05-21 | 2014-08-27 | 太仓荣南密封件科技有限公司 | Rectangular sealing part manufacturing method |
| CN107216475A (en) * | 2017-07-04 | 2017-09-29 | 五河富强鑫金属制品有限公司 | A kind of preparation method of the double-layer seal cushion rubber of the outer glue of interior metal |
| CN108790015A (en) * | 2018-04-23 | 2018-11-13 | 中国航发哈尔滨东安发动机有限公司 | A kind of processing method of metallic framework rubber sheet gasket |
| CN111421903A (en) * | 2020-04-08 | 2020-07-17 | 马鞍山市麦克英孚机械科技有限公司 | Three-layer sealing gasket and assembly method thereof |
| CN112879568A (en) * | 2021-03-30 | 2021-06-01 | 安吉藤仓橡胶有限公司 | Fuel control valve sealing element and preparation method and processing device thereof |
| CN113442340A (en) * | 2021-07-16 | 2021-09-28 | 株洲时代新材料科技股份有限公司 | Upper cover plate non-indentation vulcanization mold, method and product |
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Application publication date: 20110921 |