CN104723573A - Once forming production method for integrated tank body by virtue of vacuum flow guide - Google Patents
Once forming production method for integrated tank body by virtue of vacuum flow guide Download PDFInfo
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- CN104723573A CN104723573A CN201310721818.8A CN201310721818A CN104723573A CN 104723573 A CN104723573 A CN 104723573A CN 201310721818 A CN201310721818 A CN 201310721818A CN 104723573 A CN104723573 A CN 104723573A
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- laying
- tank body
- magnet
- time formed
- barrier film
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/36—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and impregnating by casting, e.g. vacuum casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2022/00—Hollow articles
Abstract
The invention relates to a once forming production method for an integrated tank body by virtue of vacuum flow guide, and belongs to the technical field of production of storage tanks. The production method is characterized by comprising the following steps: (1) preparing two semicircular steel tank body molds and a plurality of magnets; (2) carrying out mold assembling, waxing, spraying and striping; (3) laying a glass fabric cloth laying layer; (4) laying an isolating membrane and a flow guide net laying layer; (5) laying a rubber injection pipe; (6) laying a vacuum membrane laying layer; (7) carrying out vacuumizing; (8) injecting glue and condensing the glue; and (9) carrying out curing and forming a glue mold. The production method has the beneficial effects that the process is simple; by internally laying a condensed resin mixture, the weight is light, the utilization rate of materials is increased, and the tank body is high in strength, good in sealing property and excellent in integral use effect.
Description
Technical field
The present invention relates to the one-time formed preparation method of a kind of integrated tank tank body vacuum diversion, belong to tank fabrication technical field.
Background technology
At present, existing all kinds of tank fabrication mode on market, with glass fiber reinforced plastics composite material be main material make be broadly divided into two classes: 1, using the tank body that GRP pipe makes as main tank body, such production method mainly adopts bigbore GRP pipe as tank body main body, add the material combined fiberglass such as quartz sand, burning into sand cloth and resin, on mould, pipeline is wound around out by winding process, solidification is trimmed to the pipeline of required tank diameter and length, and adding dividing plate in inside, two ends add end socket and are made; 2, repeatedly combination is adopted to make main tank body again with vacuum diversion fabrication techniques semicircle, main tank body is divided into two semicircles by such production method, pass through vacuum diversion technology in a model by making two semicircle tank bodies, re-use the modes such as hand paste two semicircles are connected, then add dividing plate in inside, two ends add end socket and are made.
In the existing production method of storage tank, tank body high cost using GRP pipe as body making, GRP pipe is because of the problem of production method, and use standard for reaching tank body, in pipeline, various types of materials usage quantity is slightly many, high expensive is caused effectively to reduce, and pipeline wall thickness is blocked up, weight also increases thereupon, and product profit and market sale are all undesirable, also cause transport because of weight issue and install not easily, market prospects are pessimistic; Adopt again repeatedly to combine with vacuum diversion fabrication techniques semicircle and make main tank body, such production method comparatively reduces departmental cost in the former, but this body structure of tank body adopting the modes such as hand paste to connect is not tight, easy generation seepage such as to be broken at the situation, affect tank body pot life and effect, be difficult to reach expection application target; In addition vacuum diversion is because relate to the stable case of laid inside layer, will laying layer must be made before being evacuated in product mold to keep setting form, and the laying layer be made up of separating film layer, glass layer of cloth, water conservancy diversion stratum reticulare etc. needs to lay layer by layer, period can not use glue etc. to be fixed, and material dead weight makes the laying layer being in top even drop by break away from moulds, cannot reach and pre-set form, cause the later stage to vacuumize gross distortion, produce deformation of products.
Summary of the invention
According to above deficiency of the prior art, the technical problem to be solved in the present invention is: provide a kind of integrated tank tank body vacuum diversion one-time formed preparation method, and its technique is simple, the making of energy one-shot forming tank body, when vacuumizing, tank body is indeformable, and the tank intensity produced is high.
The one-time formed preparation method of integrated tank tank body vacuum diversion of the present invention, is characterized in that: comprise the following steps:
(1) two half rounds iron flask moulds and some blocks of magnet are prepared;
(2) matched moulds, waxing, spray are undressed, and two half rounds iron flask moulds are carried out matched moulds, check that matched moulds point has seamless, and blade coating putty are filled; To the mould inner surface waxing after matched moulds 1 ~ 5 time, after wax layer soaks into mould completely, at mould inner surface spraying gel coat, gel coating resin thickness is 0.2 ~ 2mm;
(3) lay glass fiber cloth laying, be first fixed in mould by ground floor glass-fiber-fabric by magnet during laying, then often spread a place and just taken off by magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete;
(4) barrier film, flow-guiding screen laying is laid, first barrier film is covered whole glass fiber cloth laying, again flow-guiding screen laying is covered whole barrier film, when laying barrier film, flow-guiding screen laying, often spread a place just corresponding magnet to be taken off, again add magnet in this region again after laying subregion, progressive rear laying is complete;
(5) injected rubber hose is laid;
(6) lay vacuum diaphragm laying, when laying vacuum diaphragm laying, often spread a place and just taken off by corresponding magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete;
(7) vacuumize;
(8) injecting glue, gel, must make tank body wind be in vacuum state in injecting glue and gel process;
(9) solidification, rubber moulding.
Lay glass fiber cloth laying in above-mentioned steps and have multiple ply sequence: as biaxially cloth laying, the multiaxial fabric laying uniaxially various ways that combines of cloth laying and three kinds of layings, its ply sequence and the number of plies are determined by concrete process conditions.
The present invention changes further, described step (7) is designed with pressure maintaining period between step (8), after vacuumizing, pressurize test is done to confined space, when Pressure gauge during its pressure value change≤0.0001 ~ 0.003M Pa, carries out the injecting glue in step (8) within the time being no less than 4 minutes.
Arranging pressure maintaining period, is a very crucial qualifying point, and can ensure that vacuum injects complete soaking into like this, in secondary step, product success rate is 100%.
In order to ensure that the outer corner angle of magnet do not puncture vacuum diaphragm, described magnet periphery is provided with protective layer.
Change further, be provided with reinforcement after glass fiber cloth laying in its step (3), reinforcement is spaced apart 500 ~ 1000mm.
In order to guarantee injecting glue effect further, in preferred described step (5), injected rubber hose is laid in and lays along tank body hoop, lays and is spaced apart 300 ~ 800mm.
Change further, described reinforcement, for strengthening steel ring, reinforcement steel ring outer surface is provided with fiber cloth integument.
Arranging fiber cloth integument can prevent steel ring aging, and can realize globality of the present invention.
In order to improve result of use of the present invention further, carry out following change;
Change further, in described step (2), gel coating resin is evenly lay.
Change further, laying barrier film in described step (4) is uniform fold.
Change further, flow-guiding screen laying uniform fold in described step (4).
Compared with prior art, the present invention has following beneficial effect:
1, pass through the present invention, its technique is simple, the present invention is the production technology improved on the basis that vacuum diversion is repeatedly shaping, in prior art, repeatedly forming technique causes once can only being made into semicircle tank body at most because laying the impact of layer, then by modes such as hand pastes two semicircles are connected and be made into the main tank body of complete circle, and the technology adopts mould and increase the mode of magnet in inside and be fixed the laying layer above being in, outer mold adopts iron and steel material quality, inside also uses magnet, therebetween enough attractions are produced, fix top when not destroying material itself and affecting storeroom space and lay layer, then often spread a place just magnet to be taken off, magnet is added at laying work area again again after laying subregion, ensure to lay layer indeformable, progressive rear laying is complete, re-use vacuum insulation membrane closure lay layer and inside is evacuated, by mozzle, the resin guide configured is entered vacuum area, certain hour is kept after water conservancy diversion, internal resin will solidify, namely Collapsible mould takes out product when the time comes, namely complete tank body main body, achieve the object of one-shot forming tank body, when vacuumizing, tank body is indeformable.
2, the tank structure using this technology to produce is tight, because the reason of laid inside layer condensation resin compound, lightweight and stock utilization own increases, and tank intensity is high, and seal is good, and overall result of use is excellent; On this basis, the increase of stock utilization means that will reach the product material requested that equivalent standard produces than other manufactures can reduce, and decreases waste of material, has also effectively saved production cost further; In addition its structural integrity, properties is more excellent on the contrary, and light being easy to is installed, and the pot life increases and result of use is good, effectively improves the market competitiveness, adds product profit rate, is also one to benefit greatly to the popularization of glass fiber reinforced plastics composite material product.
Detailed description of the invention
Below by way of specific embodiment, the invention will be further described, but not in order to limit the present invention, all within the present invention's spirit and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Embodiment one
In the present embodiment, the one-time formed preparation method of integrated tank tank body vacuum diversion, is characterized in that: comprise the following steps:
(1) two half rounds iron flask moulds and some blocks of magnet are prepared; (2) matched moulds, waxing, spray are undressed, and two half rounds iron flask moulds are carried out matched moulds, check that matched moulds point has seamless, and blade coating putty are filled; Wax 1 time to the mould inner surface after matched moulds, after wax layer soaks into mould completely, at mould inner surface even application gel coat, gel coating resin thickness is 2mm; (3) lay glass fiber cloth laying, be first fixed in mould by ground floor glass-fiber-fabric by magnet during laying, then often spread a place and just taken off by magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete; (4) barrier film, flow-guiding screen laying is laid, first by whole for barrier film uniform fold glass fiber cloth laying, again by the whole barrier film of flow-guiding screen laying uniform fold, when laying barrier film, flow-guiding screen laying, often spread a place just corresponding magnet to be taken off, again add magnet in this region again after laying subregion, progressive rear laying is complete; (5) injected rubber hose is laid; (6) lay vacuum diaphragm laying, when laying vacuum diaphragm laying, often spread a place and just taken off by corresponding magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete; (7) vacuumize; (8) injecting glue, gel, must make tank body wind be in vacuum state in injecting glue and gel process; (9) solidification, rubber moulding.
In this enforcement, described step (7) is designed with pressure maintaining period between step (8), after vacuumizing, pressurize test is done to confined space, when Pressure gauge during its pressure value change≤0.0001M Pa, carries out the injecting glue in step (8) within the time of 4 minutes; Described magnet periphery is provided with protective layer, and described protective layer is polybag, is wrapped in by magnet in polybag, cheaply economical and practical, can also be other form, as cloth etc.; Be provided with reinforcement after glass fiber cloth laying in its step (3), reinforcement is spaced apart 500mm, and described reinforcement, for strengthening steel ring, reinforcement steel ring outer surface is provided with fiber cloth integument; In described step (5), injected rubber hose is laid in and lays along tank body hoop, lays and is spaced apart 800mm; Described tank body thickness is 9mm.
By the present embodiment, itself is lightweight, disposal molding tank body, and its tank intensity is high, and its strong hot strength can reach 150M Pa, bending strength 215M Pa, and seal is good, and overall result of use is excellent.
Embodiment two
In the present embodiment, the one-time formed preparation method of integrated tank tank body vacuum diversion, is characterized in that: comprise the following steps:
(1) two half rounds iron flask moulds and some blocks of magnet are prepared; (2) matched moulds, waxing, spray are undressed, and two half rounds iron flask moulds are carried out matched moulds, check that matched moulds point has seamless, and blade coating putty are filled; Wax 2 times to the mould inner surface after matched moulds, after wax layer soaks into mould completely, at mould inner surface even application gel coat, gel coating resin thickness is 1mm; (3) lay glass fiber cloth laying, be first fixed in mould by ground floor glass-fiber-fabric by magnet during laying, then often spread a place and just taken off by magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete; (4) barrier film, flow-guiding screen laying is laid, first by whole for barrier film uniform fold glass fiber cloth laying, again by the whole barrier film of flow-guiding screen laying uniform fold, when laying barrier film, flow-guiding screen laying, often spread a place just corresponding magnet to be taken off, again add magnet in this region again after laying subregion, progressive rear laying is complete; (5) injected rubber hose is laid; (6) lay vacuum diaphragm laying, when laying vacuum diaphragm laying, often spread a place and just taken off by corresponding magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete; (7) vacuumize; (8) injecting glue, gel, must make tank body wind be in vacuum state in injecting glue and gel process; (9) solidification, rubber moulding.
In this enforcement, described step (7) is designed with pressure maintaining period between step (8), after vacuumizing, pressurize test is done to confined space, when Pressure gauge during its pressure value change≤0.002M Pa, carries out the injecting glue in step (8) within the time of 5 minutes; Described magnet periphery is provided with protective layer, and described protective layer is polybag, is wrapped in by magnet in polybag, cheaply economical and practical, can also be other form, as cloth etc.; Be provided with reinforcement after glass fiber cloth laying in its step (3), reinforcement is spaced apart 700mm, and described reinforcement, for strengthening steel ring, reinforcement steel ring outer surface is provided with fiber cloth integument; In described step (5), injected rubber hose is laid in and lays along tank body hoop, lays and is spaced apart 500mm; Described tank body thickness is 8mm.
By the present embodiment, itself is lightweight, disposal molding tank body, and its tank intensity is high, and its strong hot strength can reach 132M Pa, bending strength 192M Pa, and seal is good, and overall result of use is excellent.
Embodiment three
In the present embodiment, the one-time formed preparation method of integrated tank tank body vacuum diversion, is characterized in that: comprise the following steps:
(1) two half rounds iron flask moulds and some blocks of magnet are prepared; (2) matched moulds, waxing, spray are undressed, and two half rounds iron flask moulds are carried out matched moulds, check that matched moulds point has seamless, and blade coating putty are filled; Wax 5 times to the mould inner surface after matched moulds, after wax layer soaks into mould completely, at mould inner surface even application gel coat, gel coating resin thickness is 0.2mm; (3) lay glass fiber cloth laying, be first fixed in mould by ground floor glass-fiber-fabric by magnet during laying, then often spread a place and just taken off by magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete; (4) barrier film, flow-guiding screen laying is laid, first by whole for barrier film uniform fold glass fiber cloth laying, again by the whole barrier film of flow-guiding screen laying uniform fold, when laying barrier film, flow-guiding screen laying, often spread a place just corresponding magnet to be taken off, again add magnet in this region again after laying subregion, progressive rear laying is complete; (5) injected rubber hose is laid; (6) lay vacuum diaphragm laying, when laying vacuum diaphragm laying, often spread a place and just taken off by corresponding magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete; (7) vacuumize; (8) injecting glue, gel, must make tank body wind be in vacuum state in injecting glue and gel process; (9) solidification, rubber moulding.
In this enforcement, described step (7) is designed with pressure maintaining period between step (8), after vacuumizing, pressurize test is done to confined space, when Pressure gauge during its pressure value change≤0.003M Pa, carries out the injecting glue in step (8) within the time of 10 minutes; Described magnet periphery is provided with protective layer, and described protective layer is polybag, is wrapped in by magnet in polybag, cheaply economical and practical, can also be other form, as cloth etc.; Be provided with reinforcement after glass fiber cloth laying in its step (3), reinforcement is spaced apart 1000mm, and described reinforcement, for strengthening steel ring, reinforcement steel ring outer surface is provided with fiber cloth integument; In described step (5), injected rubber hose is laid in and lays along tank body hoop, lays and is spaced apart 300mm; Described tank body thickness is 7mm.
By the present embodiment, itself is lightweight, disposal molding tank body, and its tank intensity is high, and its strong hot strength can reach 116.2M Pa, bending strength 175M Pa, and seal is good, and overall result of use is excellent.
Embodiment four
In the present embodiment, the one-time formed preparation method of integrated tank tank body vacuum diversion, is characterized in that: comprise the following steps:
(1) two half rounds iron flask moulds and some blocks of magnet are prepared; (2) matched moulds, waxing, spray are undressed, and two half rounds iron flask moulds are carried out matched moulds, check that matched moulds point has seamless, and blade coating putty are filled; Wax 3 times to the mould inner surface after matched moulds, after wax layer soaks into mould completely, at mould inner surface even application gel coat, gel coating resin thickness is 0.6mm; (3) lay glass fiber cloth laying, be first fixed in mould by ground floor glass-fiber-fabric by magnet during laying, then often spread a place and just taken off by magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete; (4) barrier film, flow-guiding screen laying is laid, first by whole for barrier film uniform fold glass fiber cloth laying, again by the whole barrier film of flow-guiding screen laying uniform fold, when laying barrier film, flow-guiding screen laying, often spread a place just corresponding magnet to be taken off, again add magnet in this region again after laying subregion, progressive rear laying is complete; (5) injected rubber hose is laid; (6) lay vacuum diaphragm laying, when laying vacuum diaphragm laying, often spread a place and just taken off by corresponding magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete; (7) vacuumize; (8) injecting glue, gel, must make tank body wind be in vacuum state in injecting glue and gel process; (9) solidification, rubber moulding.
In this enforcement, described step (7) is designed with pressure maintaining period between step (8), after vacuumizing, pressurize test is done to confined space, when Pressure gauge during its pressure value change≤0.001M Pa, carries out the injecting glue in step (8) within the time of 7 minutes; Described magnet periphery is provided with protective layer, and described protective layer is polybag, is wrapped in by magnet in polybag, cheaply economical and practical, can also be other form, as cloth etc.; Be provided with reinforcement after glass fiber cloth laying in its step (3), reinforcement is spaced apart 600mm, and described reinforcement, for strengthening steel ring, reinforcement steel ring outer surface is provided with fiber cloth integument; In described step (5), injected rubber hose is laid in and lays along tank body hoop, lays and is spaced apart 400mm; Described tank body thickness is 6mm.
By the present embodiment, itself is lightweight, disposal molding tank body, and its tank intensity is high, and its strong hot strength can reach 102.5M Pa, bending strength 167M Pa, and seal is good, and overall result of use is excellent.
Claims (9)
1. the one-time formed preparation method of integrated tank tank body vacuum diversion, is characterized in that: comprise the following steps:
(1) two half rounds iron flask moulds and some blocks of magnet are prepared;
(2) matched moulds, waxing, spray are undressed, and two half rounds iron flask moulds are carried out matched moulds, check that matched moulds point has seamless, and blade coating putty are filled; To the mould inner surface waxing after matched moulds 1 ~ 5 time, after wax layer soaks into mould completely, at mould inner surface spraying gel coat, gel coating resin thickness is 0.2 ~ 2mm;
(3) lay glass fiber cloth laying, be first fixed in mould by ground floor glass-fiber-fabric by magnet during laying, then often spread a place and just taken off by magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete;
(4) barrier film, flow-guiding screen laying is laid, first barrier film is covered whole glass fiber cloth laying, again flow-guiding screen laying is covered whole barrier film, when laying barrier film, flow-guiding screen laying, often spread a place just corresponding magnet to be taken off, again add magnet in this region again after laying subregion, progressive rear laying is complete;
(5) injected rubber hose is laid;
(6) lay vacuum diaphragm laying, when laying vacuum diaphragm laying, often spread a place and just taken off by corresponding magnet, again add magnet again after laying subregion in this region, progressive rear laying is complete;
(7) vacuumize;
(8) injecting glue, gel, must make tank body wind be in vacuum state in injecting glue and gel process;
(9) solidification, rubber moulding.
2. the one-time formed preparation method of integrated tank tank body vacuum diversion according to claim 1, it is characterized in that: described step (7) is designed with pressure maintaining period between step (8), after vacuumizing, pressurize test is done to confined space, when Pressure gauge during its pressure value change≤0.0001 ~ 0.003M Pa, carries out the injecting glue in step (8) within the time being no less than 4 minutes.
3. the one-time formed preparation method of integrated tank tank body vacuum diversion according to claim 1 and 2, is characterized in that: described magnet periphery is provided with protective layer.
4. the one-time formed preparation method of integrated tank tank body vacuum diversion according to claim 3, is characterized in that: be provided with reinforcement after glass fiber cloth laying in its step (3), reinforcement is spaced apart 500 ~ 1000mm.
5. the one-time formed preparation method of integrated tank tank body vacuum diversion according to claim 4, is characterized in that: in described step (5), injected rubber hose is laid in and lays along tank body hoop, lays and is spaced apart 300 ~ 800mm.
6. the one-time formed preparation method of integrated tank tank body vacuum diversion according to claim 5, is characterized in that: described reinforcement, for strengthening steel ring, reinforcement steel ring outer surface is provided with fiber cloth integument.
7. the one-time formed preparation method of integrated tank tank body vacuum diversion according to claim 6, is characterized in that: in described step (2), gel coating resin is for evenly laying.
8. the one-time formed preparation method of integrated tank tank body vacuum diversion according to claim 7, is characterized in that: laying barrier film in described step (4) is uniform fold.
9. the one-time formed preparation method of integrated tank tank body vacuum diversion according to claim 8, is characterized in that: flow-guiding screen laying uniform fold in described step (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310721818.8A CN104723573A (en) | 2013-12-23 | 2013-12-23 | Once forming production method for integrated tank body by virtue of vacuum flow guide |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310721818.8A CN104723573A (en) | 2013-12-23 | 2013-12-23 | Once forming production method for integrated tank body by virtue of vacuum flow guide |
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| CN104723573A true CN104723573A (en) | 2015-06-24 |
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| CN201310721818.8A Pending CN104723573A (en) | 2013-12-23 | 2013-12-23 | Once forming production method for integrated tank body by virtue of vacuum flow guide |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219106A (en) * | 2017-06-02 | 2017-09-29 | 中国建材检验认证集团苏州有限公司 | The I-shaped module automatic sample machine detected for waterproof roll |
| CN110216899A (en) * | 2019-05-17 | 2019-09-10 | 张家港市威尔森环保设备有限公司 | A kind of end socket preparation process |
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| CN101678616A (en) * | 2007-03-29 | 2010-03-24 | 古瑞特（英国）有限公司 | Fibre-reinforced composite moulding and manufacture thereof |
| CN101855062A (en) * | 2007-08-31 | 2010-10-06 | Lm玻璃纤维制品有限公司 | Evacuation process for use in a method for producing a composite structure |
| CN102642314A (en) * | 2011-04-07 | 2012-08-22 | 江苏九鼎新材料股份有限公司 | Method for manufacturing conical composite rod |
| CN103042699A (en) * | 2012-10-12 | 2013-04-17 | 优利康达（天津）科技有限公司 | Method and die for manufacturing glass fiber reinforced plastic gratings based on vacuum technology, and grating |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101678616A (en) * | 2007-03-29 | 2010-03-24 | 古瑞特（英国）有限公司 | Fibre-reinforced composite moulding and manufacture thereof |
| CN101855062A (en) * | 2007-08-31 | 2010-10-06 | Lm玻璃纤维制品有限公司 | Evacuation process for use in a method for producing a composite structure |
| CN102642314A (en) * | 2011-04-07 | 2012-08-22 | 江苏九鼎新材料股份有限公司 | Method for manufacturing conical composite rod |
| CN103042699A (en) * | 2012-10-12 | 2013-04-17 | 优利康达（天津）科技有限公司 | Method and die for manufacturing glass fiber reinforced plastic gratings based on vacuum technology, and grating |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219106A (en) * | 2017-06-02 | 2017-09-29 | 中国建材检验认证集团苏州有限公司 | The I-shaped module automatic sample machine detected for waterproof roll |
| CN107219106B (en) * | 2017-06-02 | 2019-08-27 | 中国建材检验认证集团苏州有限公司 | I-shaped module automatic sample machine for waterproof roll detection |
| CN110216899A (en) * | 2019-05-17 | 2019-09-10 | 张家港市威尔森环保设备有限公司 | A kind of end socket preparation process |
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Application publication date: 20150624 |