KR970020388A - Continuous fiber reinforced thermoplastic resin manufacturing method and apparatus for performing the same - Google Patents

Continuous fiber reinforced thermoplastic resin manufacturing method and apparatus for performing the same Download PDF

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Publication number
KR970020388A
KR970020388A KR1019950036295A KR19950036295A KR970020388A KR 970020388 A KR970020388 A KR 970020388A KR 1019950036295 A KR1019950036295 A KR 1019950036295A KR 19950036295 A KR19950036295 A KR 19950036295A KR 970020388 A KR970020388 A KR 970020388A
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South Korea
Prior art keywords
fiber
thermoplastic resin
continuous
roller
fibers
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KR1019950036295A
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Korean (ko)
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이석현
윤병선
서문호
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이석현
서문호
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Priority to KR1019950036295A priority Critical patent/KR970020388A/en
Publication of KR970020388A publication Critical patent/KR970020388A/en

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Classifications

    • 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
    • B29C70/06—Fibrous reinforcements only
    • B29C70/10—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/12—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of short length, e.g. in the form of a mat
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/12—Thermoplastic materials

Abstract

본 발명은 함침이 균일하고 함침도가 높은 연속 섬유가 열가소성 수지 제조 방법 및 이를 수행하기 위한 장치에 관한 것이다. 용융된 열가소성 수지를 압출 하기 위한 압출기, 연속 섬유를 상기 열가소성 수지로 함침시키기 위한 인발 함침 다이 및 연속 강화 섬유를 끌어당기기 위한 권취 장치를 포함하는 연속 섬유가 열가소성수지 제조용 장치에 있어서, 상기 인발 함침 다이가 연속 섬유를 주입하기 위한 섬유 주입구, 상기 연속 섬유를 나란하게 배열하기 위한 배열대, 다수의 가이드 핀이 설치된 표막과 본체로 이루어진 적어도 두개의 회전하는 로울러, 섬유를 모으기 위한 응집대 및 강화된 연속 섬유를 배출하기 위한 배출구를 포함하여 이루어진다.The present invention relates to a method for producing a thermoplastic resin and a device for performing the same, which is a continuous fiber impregnation and a high degree of impregnation. In the apparatus for producing thermoplastic resin, a continuous fiber comprising an extruder for extruding molten thermoplastic resin, a drawing impregnation die for impregnating the continuous fiber with the thermoplastic resin, and a winding device for drawing the continuous reinforcing fiber. Is a fiber inlet for injecting continuous fibers, an array for arranging the continuous fibers side by side, at least two rotating rollers comprising a film and a body provided with a plurality of guide pins, agglomeration rods for gathering fibers, and reinforced continuous And an outlet for discharging the fibers.

Description

연속 섬유 강화 열가소성 수지 제조 방법 및 이를 수행하기 위한 장치Continuous fiber reinforced thermoplastic resin manufacturing method and apparatus for performing the same

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 일례에 따른 열가소성 수지 함침장치의 전체적인 구성도를 나타낸 것이고;1 shows an overall configuration diagram of a thermoplastic resin impregnation apparatus according to an example of the present invention;

제2도는 제1도에 도시한 열가소성 수지 함침장치에서 연속 강화 섬유 다발이 함침되는 인발 함침 다이의 측단면도이고;2 is a side cross-sectional view of a drawing impregnation die in which the continuous reinforcing fiber bundles are impregnated in the thermoplastic resin impregnation apparatus shown in FIG. 1;

제3도는 제1도에 도시한 열가소성 수지 함침장치에서 인발 함침 다이의 내부 구성을 상세히 나타낸 평단면도이고;3 is a plan sectional view detailing the internal configuration of the drawing impregnation die in the thermoplastic resin impregnation apparatus shown in FIG. 1;

제4도는 제1도 내지 제3도에 도시한 본 발명의 장치를 사용하여 열가소성 수지를 함침시킨 연속 강화 섬유 다발의 단면을 나타낸 것으로서, 4A도는 로울러 수가 2개인 경우, 4B도는 로울러 수가 3개인 경우, 4C도는 로울러 수가 4개인 경우에 얻어진 결과, 그리고4 is a cross-sectional view of a continuous reinforcing fiber bundle impregnated with a thermoplastic resin using the apparatus of the present invention shown in FIGS. 1 to 3, in which 4A shows two rollers, and 4B shows three rollers. 4C is the result obtained when the number of rollers is 4, and

제5도는 종래의 수지 함침장치의 일례를 나타내는 개략 단면도.5 is a schematic cross-sectional view showing an example of a conventional resin impregnation apparatus.

Claims (11)

용융된 열가소성 수지를 압출하기 위한 압출기, 연속 섬유를 상기 열가소성 수지로 함침시키기 위한 인발 함침 다이 및 연속 강화 섬유를 끌어당기기 위한 권취 수단을 포함하는 연속 섬유 강화 열가소성 수지 제조용 장치에 있어서, 상기 인발 함침 다이가 연속 섬유를 주입하기 위한 섬유 주입구, 상기 연속 섬유를 나란하게 배열하기 위한 배열대, 다수의 가이드 핀이 설치된 표막과 본체로 이루어진 적어도 한개의 회전하는 함침 로울러, 섬유를 모으기 위한 응집대 및 강화된 연속 섬유를 배출하기 위한 배출구를 포함하는 것을 특징으로 하는 연속 섬유 강화 열가소성 수지 제조용 장치.An apparatus for producing a continuous fiber reinforced thermoplastic resin comprising an extruder for extruding molten thermoplastic resin, a draw impregnation die for impregnating the continuous fiber with the thermoplastic resin, and a winding means for pulling the continuous reinforcing fiber. Is a fiber inlet for injecting continuous fibers, an array for arranging the continuous fibers side by side, at least one rotary impregnating roller comprising a film and a body provided with a plurality of guide pins, an agglomeration rod for collecting fibers, and a reinforced Apparatus for producing a continuous fiber-reinforced thermoplastic resin, characterized in that it comprises an outlet for discharging the continuous fiber. 제1항에 있어서, 로울러의 표막에 가이드 핀의 형태, 간격, 크기 및 수는 서로 상이하게 설정하여 섬유가 상기 가이드 핀을 통과할 때 모아지거나 분리될 수 있는 것을 특징으로 하는 장치.2. The device of claim 1, wherein the shape, spacing, size and number of guide pins on the surface of the roller are set differently from one another so that fibers can be collected or separated as they pass through the guide pin. 제2항에 있어서, 상기 가이드 핀은 섬유의 길이 방향으로 설치되는 것을 특징으로 하는 장치.The device of claim 2, wherein the guide pin is installed in the longitudinal direction of the fiber. 제1항 또는 2항에 있어서, 상기 로울러의 표막에는 수지 압착 분사용 구멍이 형성되어 있는 것을 특징으로 하는 장치.The device according to claim 1 or 2, wherein the surface of the roller is formed with a hole for resin compression injection. 제1항 또는 2항에 있어서, 상기 로울러는 함침된 섬유와의 접촉 마찰력에 의하여 스스로 회전할 수 있도록 된 것을 특징으로 하는 장치.The device according to claim 1 or 2, wherein the roller is capable of rotating itself by contact frictional force with the impregnated fiber. 온도 조절을 위한 히터가 외부에 부착되어 있는 본체; 상기 본체 내에 장착되어 있고, 서로 독립적으로 회전 가능한 실린더 형상의 롤러 본체 및 다수의 가이드 핀이 표면에 형성되어 있는 표막부로 구성되는 적어도 1개의 함침 로울러; 상기 본체 내에 구비되어 상기 함침 로울러를 지지하고, 수지 주입구, 섬유 다발 입구, 섬유 다발 안내부, 강화 섬유 배출구, 상기 함침 로울러를 감싸는 함침 공간부, 함침 섬유 다발 출구를 내부에 포함하며, 용융 수지의 공간을 최소화하는 충전부로 구성되어 있는 것을 특징으로 하는 연속 섬유를 상기 열가소성 수지로 함침시키기 위한 인발 함침 다이.A body to which a heater for temperature control is attached to the outside; At least one impregnated roller mounted in the main body, the roller body having a cylindrical roller body rotatable independently of each other and a surface portion formed with a plurality of guide pins; It is provided in the main body to support the impregnation roller, and includes a resin inlet, fiber bundle inlet, fiber bundle guide, reinforcing fiber outlet, the impregnation space surrounding the impregnated roller, impregnated fiber bundle outlet therein, A drawing impregnation die for impregnating continuous fibers with said thermoplastic resin, characterized in that it comprises a charging section to minimize space. 제6항에 있어서, 상기 섬유 다발 안내부에는 섬유 다발을 나란히 안내하기 위한 제1안내 로울러와 상기 섬유 다발을 부분적으로 여러 가닥으로 나누면서 상기 함침 로울러로 안내하는 제2안내 로울러가 구비되어 있는 것을 특징으로 하는 인발 함침 다이.The method of claim 6, wherein the fiber bundle guide portion is provided with a first guide roller for guiding the fiber bundle side by side and a second guide roller for guiding the fiber bundle to the impregnated roller while partially dividing the fiber bundle into several strands. Drawing impregnation die. 연속 섬유를 용융된 열가소성 수지를 포함하는 함침 수단에 도입하는 단계; 도입된 연속 섬유를 나란하게 배열하는 단계; 배열된 연속 섬유를 스스로 회전이 가능한 회전 수단에 의해 여러 가닥으로 나누고 모으는 것을 반복하면서 용융된 열가소성 수지로 함침하는 단계; 배출구 부분에서 열가소성 수지로 함침된 연속 섬유를 상기 열가소성 수지의 용융 온도 보다 높게 가열하는 단계; 및 열가소성 수지로 함침된 연속 섬유를 열가소성 수지의 용융 온도 보다 낮게 냉각하는 단계를 포함하는 연속 섬유 강화 열가소성 수지 제조 방법.Introducing a continuous fiber into the impregnation means comprising the molten thermoplastic resin; Arranging the introduced continuous fibers side by side; Impregnating the arranged continuous fibers into molten thermoplastic resin while repeating the dividing and gathering into several strands by a rotating means capable of rotating itself; Heating continuous fibers impregnated with the thermoplastic at the outlet portion above the melting temperature of the thermoplastic; And cooling the continuous fibers impregnated with the thermoplastic resin to a temperature lower than the melting temperature of the thermoplastic resin. 제8항에 있어서, 상기 열가소성 수지의 용융점도가 1×102×104Pa·S 범위인 것을 특징으로 하는 연속 섬유 강화 열가소성 수지 방법.The continuous fiber-reinforced thermoplastic resin method according to claim 8, wherein the thermoplastic resin has a melt viscosity in the range of 1 × 10 2 × 10 4 Pa · S. 제8항에 있어서, 상기 열가소성 수지가 폴리프로필렌, 폴리에틸렌, 나일론, 스티렌, 폴리카보네이트, 스티렌-아크릴로니트릴, 아크릴로니트릴부타디엔, 폴리설폰, 폴리에스테르, 폴리페닐렌설파이드 및 폴리우레탄으로 이루어진 군에서 선택된 적어도 하나인 것을 특징으로 하는 연속 섬유 강화 열가소성 수지 방법.The method of claim 8, wherein the thermoplastic resin is selected from the group consisting of polypropylene, polyethylene, nylon, styrene, polycarbonate, styrene-acrylonitrile, acrylonitrile butadiene, polysulfone, polyester, polyphenylene sulfide and polyurethane Continuous fiber reinforced thermoplastic resin method, characterized in that at least one selected. 제8항에 있어서, 상기 연속 섬유가 필라멘트수 8000개 또는 그 이상의 연속섬유로된 유리섬유로우빙, 탄소섬유, 보론 섬유. 실리콘 카이바이드 섬유 및 아라미드 섬유로 구성된 군에서 선택된 적어도 하나인 것을 특징으로 하는 연속 섬유가 열가소성 수지 방법.The glass fiber roving, carbon fiber and boron fiber according to claim 8, wherein the continuous fiber is a continuous fiber of 8000 filaments or more. The continuous fiber is a thermoplastic resin method, characterized in that at least one selected from the group consisting of silicon carbide fibers and aramid fibers. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950036295A 1995-10-20 1995-10-20 Continuous fiber reinforced thermoplastic resin manufacturing method and apparatus for performing the same KR970020388A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170078676A (en) * 2014-11-04 2017-07-07 프로텍 폴리머 프로세싱 게엠베하 Method for producing unidirectionally fiber-reinforced plastic material and device for performing the method
KR101982275B1 (en) 2018-04-16 2019-05-24 전형길 Impregnating apparatus of close type
KR20230174068A (en) 2022-06-20 2023-12-27 김병수 Impregnating and heating molding apparatus
KR20240026586A (en) 2022-08-22 2024-02-29 김병수 Pultrusion molding system using carbon fiber

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170078676A (en) * 2014-11-04 2017-07-07 프로텍 폴리머 프로세싱 게엠베하 Method for producing unidirectionally fiber-reinforced plastic material and device for performing the method
KR101982275B1 (en) 2018-04-16 2019-05-24 전형길 Impregnating apparatus of close type
KR20230174068A (en) 2022-06-20 2023-12-27 김병수 Impregnating and heating molding apparatus
KR20240026586A (en) 2022-08-22 2024-02-29 김병수 Pultrusion molding system using carbon fiber

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