CN211105016U - Continuous carbon fiber thermoplastic prepreg preparation system - Google Patents
Continuous carbon fiber thermoplastic prepreg preparation system Download PDFInfo
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- CN211105016U CN211105016U CN201920917311.2U CN201920917311U CN211105016U CN 211105016 U CN211105016 U CN 211105016U CN 201920917311 U CN201920917311 U CN 201920917311U CN 211105016 U CN211105016 U CN 211105016U
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Abstract
The utility model provides a continuous carbon fiber thermoplasticity preimpregnation material preparation system, its constitution includes: the carbon fiber bundle is pulled out of the creel, evenly spread through the fiber spreading device and then enter the coating device, after being sprayed with resin through the coating device and combined with the carbon fiber bundle, the carbon fiber bundle is heated and rolled through the hot pressing device to form a completely-dipped prepreg tape, and finally the prepreg tape is rolled through the rolling device. The beneficial effects are as follows: the whole set of equipment is small in size, the whole set of equipment is 5m, and the occupied space is small; the equipment is designed in a modular manner, and fiber spreading and presoaking can be carried out separately; the device can obtain a fiber band with uniform width and thickness; the hot-pressing module can control shrinkage of the combined body in the heating process, and a prepreg tape with uniform thickness can be obtained.
Description
Technical Field
The utility model relates to a carbon fiber preparation field especially indicates a continuous carbon fiber thermoplasticity preimpregnation material preparation system.
Background
The continuous carbon fiber reinforced composite material has excellent properties such as high specific strength, large specific modulus and the like, and is widely applied. At present, continuous carbon fiber reinforced thermosetting composite materials are more applied, crosslinking is easy to occur when the temperature of a thermosetting prepreg tape is too high, the storage period is within one month at normal temperature, and the requirement on the storage environment is high; the thermosetting composite material is difficult to recycle and not decomposed, which is not beneficial to environmental protection; the thermoplastic composite material has the advantages of excellent fatigue performance, short molding period, heating repair, convenience in recovery and the like, so that the thermoplastic composite material is widely applied to the fields of sports and leisure, aerospace and equipment manufacturing. In the manufacturing method of the prepreg tape, a wet method and a dry method are mainly adopted, wherein the wet method comprises a solvent method and a melting method, and the solvent method needs to match corresponding solvents, so that material waste and environmental pollution are caused. The melting method is a method in which the fiber is passed through a molten resin to complete impregnation, and the thermoplastic resin has a high viscosity, which is not favorable for impregnation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that exists among the prior art, provide a controllable continuous carbon fiber thermoplasticity preimpregnation material preparation system of resin content.
The technical scheme of the utility model is realized like this:
A continuous carbon fiber thermoplastic prepreg preparation system, the composition of which comprises: the carbon fiber bundle is pulled out of the creel, evenly spread through the fiber spreading device and then enter the coating device, after being sprayed with resin through the coating device and combined with the carbon fiber bundle, the carbon fiber bundle is heated and rolled through the hot pressing device to form a completely-dipped prepreg tape, and finally the prepreg tape is rolled through the rolling device.
The fiber spreading device comprises a guide roller, a tension roller and a mechanical vibration device, wherein the guide roller is positioned in front of the tension roller, the mechanical vibration device is positioned behind the tension roller, and the tension roller is sequentially distributed in a high-low mode.
The coating device comprises a fluidized bed, an electrostatic spraying device and a powder recovery system, wherein the powder recovery system is connected with the fluidized bed, and the carbon fiber bundle penetrates through the middle of the fluidized bed and is positioned below the electrostatic spraying device.
The hot-pressing device comprises a hot-pressing box, wherein two groups of pressing rollers and infrared radiators above the pressing rollers are arranged in the hot-pressing box.
And the infrared radiators above the two groups of compression rollers are infrared radiators with adjustable power.
The utility model has the advantages that:
1. The whole set of equipment is small in size, the whole set of equipment is 5m, and the occupied space is small;
2. The equipment is designed in a modular manner, and fiber spreading and presoaking can be carried out separately;
3. The device can obtain a fiber band with uniform width and thickness;
4. The hot-pressing module can control shrinkage of the combined body in the heating process, and a prepreg tape with uniform thickness can be obtained.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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 any creative effort belong to the protection scope of the present invention.
As shown in fig. 1, a system for preparing a continuous carbon fiber thermoplastic prepreg comprises: creel 1 lays the carbon fiber bundle on creel 1, still includes exhibition fine device 2, coating device 3, hot press unit 4, coiling mechanism 5 behind creel 1, and the carbon fiber bundle draws out from creel 1 and enters into coating device 3 after exhibition fine device 2 evenly expandes, after coating device 3 spraying resin combines with the carbon fiber bundle, becomes the complete preimpregnation area of flooding through heating and rolling of hot press unit 4, rolls through coiling mechanism 5 at last.
The creel 1 can unreel a plurality of rolls of carbon fiber bundles simultaneously;
The fiber spreading device 2 comprises a guide roller 6, tension rollers 7 and a mechanical vibration device 8, wherein the guide roller 6 is positioned in front of the tension rollers 7, the mechanical vibration device 8 is positioned behind the tension rollers 7, a plurality of groups of tension rollers 7 are sequentially distributed in a high-low mode, carbon fiber bundles are uniformly spread in a mechanical mode through the cooperation of the tension rollers 7, the carbon fiber bundles with uniform thickness and uniform intervals can be obtained through the interaction of the mechanical vibration device 8 and the carbon fiber bundles, and the guide roller 6 enables the fiber spreading device 2 to have the positioning and guiding functions;
The coating device 3 comprises a fluidized bed 9, an electrostatic spraying device 10 and a powder recovery system 11, the powder recovery system 11 is connected with the fluidized bed 9, a carbon fiber bundle penetrates through the middle of the fluidized bed 9 and is positioned below the electrostatic spraying device 10, thermoplastic resin powder is electrified and sprayed out through the electrostatic spraying device 10, the electrified powder is sprayed into the fluidized bed 9 formed by hot air, the resin powder is uniformly distributed in a cavity through fluidization, the combination of resin and fiber is completed through electrostatic action, and redundant resin powder is recovered through the closed-loop powder recovery system 11 to be reused;
The hot-pressing device 4 comprises a hot-pressing box, two groups of pressing rollers 13 and an infrared radiator 12 positioned above the pressing rollers 13 are arranged in the hot-pressing box, a combination of resin powder and carbon fiber bundles is pulled to enter the hot-pressing box, the infrared radiator 12 is used for heating the combination of resin and carbon fiber, the heating temperature is 20-30 ℃ higher than the melting point of the resin, molten resin is rolled by two groups of hot rollers with temperature gradients, the resin is uniformly diffused among fibers, and meanwhile, the contraction of the prepreg tape in the heating process is controlled under the action of the pressing rollers 13, so that the prepreg tape with uniform thickness and complete impregnation is obtained;
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. A continuous carbon fiber thermoplastic prepreg preparation system, the composition of which comprises: the creel is in lay carbon fiber bundle on the creel, its characterized in that: the device comprises a creel, a fiber spreading device, a coating device, a hot pressing device and a winding device, wherein the carbon fiber bundle is pulled out of the creel, uniformly spread by the fiber spreading device and then enters the coating device, is sprayed with resin by the coating device and is combined with the carbon fiber bundle, and then is heated and rolled by the hot pressing device to form a fully-impregnated prepreg tape, and finally is wound by the winding device;
The fiber spreading device comprises guide rollers, tension rollers and a mechanical vibration device, wherein the guide rollers are positioned in front of the tension rollers, the mechanical vibration device is positioned behind the tension rollers, and a plurality of groups of tension rollers are distributed in a high-low mode in sequence;
The coating device comprises a fluidized bed, an electrostatic spraying device and a powder recovery system, the powder recovery system is connected with the fluidized bed, and the carbon fiber bundle penetrates through the middle part of the fluidized bed and is positioned below the electrostatic spraying device;
The hot-pressing device comprises a hot-pressing box, wherein two groups of pressing rollers and infrared radiators above the pressing rollers are arranged in the hot-pressing box.
2. The continuous carbon fiber thermoplastic prepreg manufacturing system of claim 1, characterized in that: and the infrared radiators above the two groups of compression rollers are infrared radiators with adjustable power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920917311.2U CN211105016U (en) | 2019-06-18 | 2019-06-18 | Continuous carbon fiber thermoplastic prepreg preparation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920917311.2U CN211105016U (en) | 2019-06-18 | 2019-06-18 | Continuous carbon fiber thermoplastic prepreg preparation system |
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| Publication Number | Publication Date |
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| CN211105016U true CN211105016U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920917311.2U Active CN211105016U (en) | 2019-06-18 | 2019-06-18 | Continuous carbon fiber thermoplastic prepreg preparation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110126126A (en) * | 2019-06-18 | 2019-08-16 | 大连理工大学重大装备设计与制造郑州研究院 | Continuous carbon fiber thermoplastic prepreg preparation system |
| CN113882089A (en) * | 2021-10-27 | 2022-01-04 | 浙江毅聚新材料有限公司 | Process for preparing prepreg by continuous method |
-
2019
- 2019-06-18 CN CN201920917311.2U patent/CN211105016U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110126126A (en) * | 2019-06-18 | 2019-08-16 | 大连理工大学重大装备设计与制造郑州研究院 | Continuous carbon fiber thermoplastic prepreg preparation system |
| CN113882089A (en) * | 2021-10-27 | 2022-01-04 | 浙江毅聚新材料有限公司 | Process for preparing prepreg by continuous method |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220523 Address after: No.102, building 2, Xinghua building, 58 Second Street, Zhengzhou Economic and Technological Development Zone, Henan Province Patentee after: Dalian University of Technology's Grand Equipments design and manufacture Zhengzhou Research Institute Patentee after: Dalian University of Technology Address before: No.102, building 2, Xinghua building, 58 Second Street, Zhengzhou Economic and Technological Development Zone, Henan Province Patentee before: Dalian University of Technology's Grand Equipments design and manufacture Zhengzhou Research Institute |
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| TR01 | Transfer of patent right |
Effective date of registration: 20230116 Address after: 102, Building B, Luoyang Research Institute, Dalian University of Technology, No. 265, Kaiyuan Avenue, Luolong District, Luoyang City, Henan Province, 471000 Patentee after: Dagong Carbon Ding Technology Luoyang Co.,Ltd. Address before: No.102, building 2, Xinghua building, 58 Second Street, Zhengzhou Economic and Technological Development Zone, Henan Province Patentee before: Dalian University of Technology's Grand Equipments design and manufacture Zhengzhou Research Institute Patentee before: DALIAN University OF TECHNOLOGY |
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| TR01 | Transfer of patent right |