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Preparation apparatus of continuous fiber reinforced thermoplastic resin prepreg tape, and its application

A technology for strengthening thermoplastic and continuous fibers, applied in the direction of coating, can solve the problems of inability to prepare prepreg tapes, limited processing temperature, etc., and achieve the effect of improving the impregnation effect, expanding the range, and improving the range.

Active Publication Date: 2013-03-06
LIAONING LIAOJIE SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Regardless of the above methods, there is a problem of limited processing temperature. For thermoplastic resins with higher melting points, prepreg tapes cannot be prepared by the above methods.

Method used

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  • Preparation apparatus of continuous fiber reinforced thermoplastic resin prepreg tape, and its application
  • Preparation apparatus of continuous fiber reinforced thermoplastic resin prepreg tape, and its application
  • Preparation apparatus of continuous fiber reinforced thermoplastic resin prepreg tape, and its application

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0066] (1) The continuous glass fiber roll is installed on the spindle 13 of the creel 10, and the glass fiber is pulled through the wire guide hole installed on the head of the creel, and the glass fiber drawn through the wire guide hole is passed through the fiber tow tension adjusting device 20. , so that the glass fibers are arranged in parallel and evenly, so as to avoid the mutual intersection and wear between the glass fibers. Then the glass fibers arranged in parallel pass through the pulling device 30 to exert a certain pulling force on the glass fibers. After passing through the fiber dispersion tension adjusting device 40 , the glass fibers are dispersed and stressed more uniformly, and then enter the dipping compound device 50 .

[0067] (2) The dispersed continuous glass fibers enter the dipping and compounding device 50 . Adjust the running speed of the continuous fiber to 3m / min, adjust the oxygen pressure to 0.50MPa, adjust the gas pressure to 0.08MPa, adjust ...

Embodiment 2

[0071] (1) The continuous carbon fiber roll is installed on the spindle 13 of the creel 10, and the carbon fiber is pulled through the wire guide hole installed on the head of the creel, and the carbon fiber drawn through the wire guide hole passes through the fiber tow tension adjustment device 20, so that the carbon fiber Arranged in parallel and evenly to avoid cross and wear between carbon fibers. Then, the carbon fibers arranged in parallel pass through the pulling device 30 to apply a certain pulling force to the carbon fibers. After passing through the fiber dispersion tension adjusting device 40 , the carbon fibers are dispersed and stressed more uniformly, and then enter the dipping compound device 50 .

[0072] (2) The dispersed continuous carbon fiber fibers enter the dipping and compounding device 50 . Adjust the running speed of the continuous fiber to 4m / min, adjust the oxygen pressure to 0.52MPa, adjust the gas pressure to 0.09MPa, adjust the carrier gas pressu...

Embodiment 3

[0076] (1) The continuous boron fiber roll is installed on the spindle 13 of the creel 10, the boron fiber is pulled through the wire guide hole installed in the head of the creel, and the boron fiber drawn through the wire guide hole is passed through the fiber tow tension adjustment device 20 , so that the boron fibers are arranged in parallel and evenly, so as to avoid the mutual intersection and wear between the boron fibers. Then the boron fibers arranged in parallel pass through the pulling device 30 to exert a certain pulling force on the boron fibers. After passing through the fiber dispersion tension adjusting device 40 , the boron fibers are dispersed and stressed more uniformly, and then enter the dipping compound device 50 .

[0077] (2) The dispersed continuous boron fibers enter the dipping and compounding device 50 . Adjust the running speed of the continuous fiber to 5m / min, adjust the oxygen pressure to 0.54MPa, adjust the gas pressure to 0.09MPa, adjust the ...

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Abstract

The invention belongs to technical field of composite materials, and relates to a preparation apparatus of a continuous fiber reinforced thermoplastic resin prepreg tape, and its application. The apparatus comprises a creel (10), a fiber filament tension adjusting device (20), a draw gear (30), a fiber dispersion tension adjusting device (40), a pressing molding device (60), a rolling device (70), and an impregnation compounding device (50), wherein the impregnation compounding device (50) comprises compound rollers (53), a bidirectional flame spraying head (51) and a powder recovery device (52); the compound rollers (53) are positioned in the impregnation compounding device (50); the bidirectional flame spraying head (51) is positioned above the compound rollers (53); and the powder recovery device (52) is positioned between the compound rollers (53) and the bidirectional flame spraying head (51). Compared with apparatuses in the prior art, the apparatus provided by the invention has the advantages of overcoming of a limit processing temperature problem, and low production cost.

Description

technical field [0001] The invention belongs to the technical field of composite materials, and relates to a device for manufacturing a continuous fiber reinforced thermoplastic resin prepreg tape by a flame spray method and its application. Background technique [0002] Continuous fiber reinforced thermoplastic composites exhibit high mechanical properties due to the orderly arrangement of continuous fibers in the matrix, and are also one of the focuses of research at home and abroad in recent years. Making continuous fiber reinforced thermoplastic prepreg tapes, and then making products from prepreg tapes, is a commonly used method for making continuous fiber reinforced thermoplastic composite materials, and the performance of continuous fiber reinforced thermoplastic prepreg tapes has a great impact on the final product. . Chinese patent CN 129465A discloses a method for continuous fiber reinforced thermoplastic resin prepreg tape. Although this method works well to pro...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B29C70/50B29C70/54B29B15/14B29K23/00B29K67/00B29K77/00B29K69/00B29K309/08B29K307/04B29K307/02B29K309/00B29K277/00B29K223/00B29K305/12B29K27/06B29K55/02B29K25/00B29K71/00
Inventor 高野
Owner LIAONING LIAOJIE SCI & TECH
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