CN103231465A - Fibrous composite material vacuum impregnation device and method - Google Patents
Fibrous composite material vacuum impregnation device and method Download PDFInfo
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- CN103231465A CN103231465A CN2013101366701A CN201310136670A CN103231465A CN 103231465 A CN103231465 A CN 103231465A CN 2013101366701 A CN2013101366701 A CN 2013101366701A CN 201310136670 A CN201310136670 A CN 201310136670A CN 103231465 A CN103231465 A CN 103231465A
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Abstract
The invention relates to a fibrous composite material vacuum impregnation device which comprises a vacuum heating box, an impregnation vessel, an impregnation liquid vessel bracket and an impregnation liquid vessel, wherein the impregnation liquid vessel and the impregnation liquid vessel bracket are installed together; the impregnation vessel, impregnation liquid vessel bracket and impregnation liquid vessel are arranged in the vacuum heating box; and the fibrous composite material vacuum impregnation device also comprises a fiber preform arranged in the impregnation vessel. The fibrous composite material vacuum impregnation device does not need to suck the impregnation liquid through negative pressure, is simple to operate and easy to implement, does not need abundant impregnation liquid, and can ensure the vacuum degree in the impregnation process.
Description
Technical field
The present invention relates to a kind of vacuum impregnation plant and method of fibrous composite, relate in particular to a kind of vacuum impregnation plant and method of the fibrous composite based on freezing-fusion principle, belong to the impregnating equipment technical field.
Background technology
Fibre reinforced composites have the characteristics of high specific stiffness, specific strength, are widely used in industries such as military affairs, the energy and communications and transportation.Vacuum impregnation is the important step in the fibrous composite preparation flow.Vacuum impregnation is under vacuum condition, by suction function etc. maceration extract is impregnated in other solid matters, to reach the material property that improves solid matter or the technology that satisfies certain particular requirement.
At present, at the method that discloses polymer matrix composites vacuum impregnation moulding among the infusion process of composite such as the Chinese patent CN102292201A " RTM forming method, and the manufacture method of fiber-reinforced resin molding "; The vacuum impregnation one-step moulding method of fibre reinforced materials goods is disclosed among the Chinese patent CN200810038149.3 " one-step moulding method of article of fiber reinforced plastics and plastic products thereof under vacuum impregnation pressure "; A kind of vacuum impregnation technique of fan blade is disclosed among the Chinese patent CN 101186110A " vacuum impregnation technique of fan blade "; Disclose among the Chinese patent CN 1568246A " equipment that vacuum impregnation is used and method " and a kind of the smallclothes material has been carried out vacuum-impregnated method; A kind of immersion system equipment of longitude and latitude overlapped non-weaving compound material is disclosed among Chinese patent CN 102505391 A " a kind of vacuum impregnation plant of fibrous composite and method ".
In the above-mentioned fibrous composite vacuum impregnation plant, basic principle can be divided into two classes.One class methods vacuumize by the container that vacuum plant will fill fiber preform, utilize then negative pressure with maceration extract from another one container suction impregnation chamber.As: " RTM forming method, and the manufacture method of fiber-reinforced resin molding ", " one-step moulding method of article of fiber reinforced plastics and plastic products thereof under vacuum impregnation pressure ", " vacuum impregnation technique of fan blade " and " equipment that vacuum impregnation is used and method ".Line clogging takes place in these class methods easily, and dipping process needs a large amount of maceration extracts, is not suitable for expensive maceration extract (as: Polycarbosilane).In addition, if the suction streams speed control system of maceration extract is improper, under powerful negative pressure, suck air easily, reduced vacuum-impregnated effect.Another kind of method reaches " vacuumizing the purpose of back dipping earlier " by the lifting of mechanical device control fiber.These class methods need complicated mechanical devices, the sealing property of transmission device is had relatively high expectations, otherwise be not easy to reach vacuum-impregnated purpose, cause fiber preform inside to go back residual air, and the dipping back easily produces bubble.
Therefore, the necessary deficiency of prior art being improved to solve prior art.
Summary of the invention
The invention provides a kind of vacuum impregnation plant and method of fibrous composite, it need not by negative pressure suction maceration extract, and simple to operate, easy realization need not a large amount of maceration extracts, and can guarantee dipping process vacuum.
The present invention adopts following technical scheme: a kind of vacuum impregnation plant of fibrous composite, and it comprises: the heating in vacuum case;
Steeper;
The maceration extract receptacle stand;
The maceration extract container, described maceration extract container is installed on the maceration extract receptacle stand, described steeper, maceration extract receptacle stand and maceration extract container all are positioned in the described heating in vacuum case, and the vacuum impregnation plant of described fibrous composite also includes the fiber preform that is installed in the described steeper.
Described maceration extract receptacle stand is supported by four pillars, and top is a flat board, and dull and stereotyped middle part arranges porose, and described aperture is greater than maceration extract vessel port diameter.
Described maceration extract container is taper, and the opening of described maceration extract container is by the flat board of described maceration extract receptacle stand, and is stuck on the flat board.
Described steeper is the metal square container.
The present invention also adopts following technical scheme: a kind of using method of vacuum impregnation plant of fibrous composite, and it includes following steps:
The lay that fiber preform is smooth is in steeper;
Maceration extract is placed in the maceration extract container, carry out freezing processing then, maceration extract forms solid;
The maceration extract perforated container is positioned over downwards on the maceration extract receptacle stand, and opening relies on maceration extract container bottom to be stuck on the flat board by the hole at the dull and stereotyped center of maceration extract receptacle stand;
Steeper is put into the heating in vacuum case, and the maceration extract receptacle stand that will have the maceration extract container then is positioned over the steeper top;
The heating in vacuum case is vacuumized, and keep vacuum state a period of time, heat then until freezing maceration extract and melt, the maceration extract after the thawing flows to surface, precast body top and covers, and realizes vacuum impregnation.
The present invention has following beneficial effect:
(1). equipment is simple, realizes easily;
(2). there is not the pipeline that aspirates maceration extract, need not to clean;
(3). whole dipping process carries out in an enclosed vacuum heating cabinet, does not have the process of aspirating maceration extract, easily guarantees vacuum.
Description of drawings
Fig. 1 is the perspective view of the vacuum impregnation plant of fibrous composite of the present invention.
Wherein:
1-heating in vacuum case, 2-bleeding point, 3-fiber preform, 4-maceration extract receptacle stand, 5-maceration extract container, 6-maceration extract, 7-steeper, 8-air inlet.
The specific embodiment
Please refer to shown in Figure 1ly, the vacuum impregnation plant of fibrous composite of the present invention comprises: heating in vacuum case 1, steeper 7, maceration extract receptacle stand 4 and maceration extract container 5.Wherein maceration extract receptacle stand 4 is supported by four pillars, and top is a flat board, and dull and stereotyped middle part is porose, and the aperture is a bit larger tham maceration extract container 5 opening diameters.Maceration extract container 5 is taper, and opening can rely on the conical flask bottom to be stuck on the flat board by the flat board of maceration extract receptacle stand 4.Steeper 7 is the metal square container, in fibrous composite (being fiber preform 3) is housed.Whole device is placed in the heating in vacuum case 1, and heating in vacuum case 1 also includes bleeding point 2 and air inlet 8.
During use, the lay that fibrous composite (being fiber preform 3) is smooth is in steeper 7; Maceration extract 6 is placed in the maceration extract container 5, carry out freezing processing then, maceration extract 6 forms solid; 5 perforates of maceration extract container are positioned over downwards on the maceration extract receptacle stand 4, and maceration extract container 5 openings are by the hole at maceration extract receptacle stand 4 dull and stereotyped centers, and maceration extract container 5 relies on maceration extract container 5 bottoms to be stuck on the flat board.Because maceration extract 6 is frozen into solid, can not flow out.Steeper 7 is put into heating in vacuum case 1, and the maceration extract receptacle stand 4 that will have maceration extract container 5 then is positioned over steeper 7 tops, forms appearance as shown in Figure 1; Close air inlet 8, adopt vavuum pump to bleed from bleeding point 2, until heating in vacuum case 1 internal gas pressure is evacuated to 2Pa, and keep this atmospheric pressure state a period of time.Close bleeding point 2 then, heating, vacuum heating cabinet 1 melts until freezing maceration extract 6, and the maceration extract after the thawing flows to surface, fiber preform 3 tops and covers and be full of steeper 7.After treating that fiber preform 3 fully floods, remove the pressure in the heating in vacuum case, open the heating in vacuum case, can take out fiber preform 3.
The vacuum impregnation plant of fibrous composite of the present invention, it need not by negative pressure suction maceration extract, and simple to operate, easy realization need not a large amount of maceration extracts, and can guarantee dipping process vacuum.
The above only is preferred embodiment of the present invention, should be pointed out that for those skilled in the art, can also make some improvement under the prerequisite that does not break away from the principle of the invention, and these improvement also should be considered as protection scope of the present invention.
Claims (5)
1. the vacuum impregnation plant of a fibrous composite, it comprises:
The heating in vacuum case;
Steeper;
The maceration extract receptacle stand;
The maceration extract container, described maceration extract container is installed on the maceration extract receptacle stand, described steeper, maceration extract receptacle stand and maceration extract container all are positioned in the described heating in vacuum case, it is characterized in that: the vacuum impregnation plant of described fibrous composite also includes the fiber preform that is installed in the described steeper.
2. the vacuum impregnation plant of fibrous composite as claimed in claim 1, it is characterized in that: described maceration extract receptacle stand is supported by four pillars, and top is a flat board, and dull and stereotyped middle part arranges porose, and described aperture is greater than maceration extract vessel port diameter.
3. the vacuum impregnation plant of fibrous composite as claimed in claim 2, it is characterized in that: described maceration extract container is taper, the opening of described maceration extract container is by the flat board of described maceration extract receptacle stand, and is stuck on the flat board.
4. the vacuum impregnation plant of fibrous composite as claimed in claim 3, it is characterized in that: described steeper is the metal square container.
5. the using method of the vacuum impregnation plant of a fibrous composite as claimed in claim 4 is characterized in that:
The lay that fiber preform is smooth is in steeper;
Maceration extract is placed in the maceration extract container, carry out freezing processing then, maceration extract forms solid;
The maceration extract perforated container is positioned over downwards on the maceration extract receptacle stand, and opening relies on maceration extract container bottom to be stuck on the flat board by the hole at the dull and stereotyped center of maceration extract receptacle stand;
Steeper is put into the heating in vacuum case, and the maceration extract receptacle stand that will have the maceration extract container then is positioned over the steeper top;
The heating in vacuum case is vacuumized, and keep vacuum state a period of time, heat then until freezing maceration extract and melt, the maceration extract after the thawing flows to surface, precast body top and covers, and realizes vacuum impregnation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310136670.1A CN103231465B (en) | 2013-04-19 | 2013-04-19 | Method for fibrous composite material vacuum impregnation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310136670.1A CN103231465B (en) | 2013-04-19 | 2013-04-19 | Method for fibrous composite material vacuum impregnation device |
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| CN103231465A true CN103231465A (en) | 2013-08-07 |
| CN103231465B CN103231465B (en) | 2015-05-20 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108485884A (en) * | 2018-05-10 | 2018-09-04 | 湖南康尔佳制药股份有限公司 | A kind of device and method preparing rheumatism wine |
| CN109551659A (en) * | 2018-12-19 | 2019-04-02 | 航天特种材料及工艺技术研究所 | A kind of compound dipping frock and its application |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101855063A (en) * | 2007-09-13 | 2010-10-06 | 波音公司 | The method and apparatus of resin transfer molding composite parts |
| CN202823745U (en) * | 2012-08-13 | 2013-03-27 | 马鞍山市益江高温陶瓷制造有限公司 | Continuous casting three-major-item cellucotton paste agent daub device |
-
2013
- 2013-04-19 CN CN201310136670.1A patent/CN103231465B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101855063A (en) * | 2007-09-13 | 2010-10-06 | 波音公司 | The method and apparatus of resin transfer molding composite parts |
| CN202823745U (en) * | 2012-08-13 | 2013-03-27 | 马鞍山市益江高温陶瓷制造有限公司 | Continuous casting three-major-item cellucotton paste agent daub device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108485884A (en) * | 2018-05-10 | 2018-09-04 | 湖南康尔佳制药股份有限公司 | A kind of device and method preparing rheumatism wine |
| CN109551659A (en) * | 2018-12-19 | 2019-04-02 | 航天特种材料及工艺技术研究所 | A kind of compound dipping frock and its application |
| CN109551659B (en) * | 2018-12-19 | 2021-03-23 | 航天特种材料及工艺技术研究所 | Composite impregnation tool and application thereof |
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| CN103231465B (en) | 2015-05-20 |
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