KR960003937A - Fiber reinforced plastic manufacturing method and apparatus - Google Patents

Fiber reinforced plastic manufacturing method and apparatus Download PDF

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Publication number
KR960003937A
KR960003937A KR1019940018907A KR19940018907A KR960003937A KR 960003937 A KR960003937 A KR 960003937A KR 1019940018907 A KR1019940018907 A KR 1019940018907A KR 19940018907 A KR19940018907 A KR 19940018907A KR 960003937 A KR960003937 A KR 960003937A
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South Korea
Prior art keywords
fiber
mold
manufacturing
reinforced plastic
sealed space
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KR1019940018907A
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Korean (ko)
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KR100231252B1 (en
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황헌기
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경주현
삼성중공업 주식회사
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Priority to KR1019940018907A priority Critical patent/KR100231252B1/en
Publication of KR960003937A publication Critical patent/KR960003937A/en
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Publication of KR100231252B1 publication Critical patent/KR100231252B1/en

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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
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/48—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated venting means
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/007—Tempering units for temperature control of moulds or cores, e.g. comprising heat exchangers, controlled valves, temperature-controlled circuits for fluids
    • 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
    • B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)

Abstract

본 발명은 플라스틱(Fiber Reinforced Plastics)제조방법 및 그 장치에 관한 것으로 특히, 일부 몰드(Mold)의 재료로 유연성이 있는 고무등의 재료를 사용하므로써 원하는 형상의 섬유강화 플라스틱을 효율적으로 제조할 수 있는 섬유강화 플라스틱 제조방법 및 그 장치에 관한 것이다.The present invention relates to a method for manufacturing plastic (Fiber Reinforced Plastics) and apparatus thereof, and in particular, by using a material such as flexible rubber as the material of some molds can be efficiently produced fiber-reinforced plastic of the desired shape The present invention relates to a fiber-reinforced plastic manufacturing method and apparatus.

본 발명의 섬유강화 플라스틱 제조방법은 하영몰드를 제작하는 하형몰드 제작단계, 상형몰드를 유연성이 있는 재료로 제작하는 상형몰드 제작단계, 예비성형체를 제작하는 예비성형체 제작단계, 제작된 예비성형체를 상, 하형몰드 사이에 설치하고 상, 하형 몰드사이의 빈공간에 수지를 주입하는 수지주입단계, 균일한 공기압을 가하는 가압단계, 및 상, 하형몰드를 분리하여 성형된 일정형상의 섬유강화 플라스틱을 추출하는 탈형단계를 포함하는 것을 특징으로 한다. 본 발명의 섬유강화 플라스틱 제조장치는 하형모울드, 유연성이 있는 산업재료로 제작되어 상기 하형몰드와 상기 섬유강화 플라스틱 제조장치는 하형모울드, 유연성이 있는 산업재료로 제작되어 상기 하형몰드와 상기 섬유강화 플라스틱형상의 제1밀폐공간을 형성하는 상형모울드 상형 모울드의 상부에 설치되고 제2밀폐공간을 형성하는 챔버, 상, 하형모울드 사이에 형성된 제1밀폐공간에 수지를 주입하기 위한 수지주입기, 및 챔버와 상형모울드사이에 형성된 제2밀폐공간의 내부압력을 높이기 위한 공기압축기를 포함하는 것을 특징으로 한다.The fiber-reinforced plastic manufacturing method of the present invention is a lower mold manufacturing step for manufacturing the Hayoung mold, an upper mold molding step for manufacturing the upper mold mold with a flexible material, a preform manufacturing step for manufacturing the preform, the prepared preform , A resin injection step of injecting resin into the empty space between the upper and lower molds, a pressurizing step of applying a uniform air pressure, and extracting a predetermined shape of fiber-reinforced plastics by separating the upper and lower molds Characterized in that it comprises a demolding step. The fiber-reinforced plastic manufacturing apparatus of the present invention is made of a lower mold, a flexible industrial material, the lower mold and the fiber-reinforced plastic manufacturing apparatus is made of a lower mold, a flexible industrial material is the lower mold and the fiber-reinforced plastic The upper mold mold forming the first sealed space of the shape and the chamber is formed on the upper mold mold and forming a second sealed space, a resin injector for injecting resin into the first sealed space formed between the upper and lower mold mold, and the chamber and It characterized in that it comprises an air compressor for increasing the internal pressure of the second sealed space formed between the upper mold.

Description

섬유강화 플라스틱 제조방법 및 그 장치Fiber reinforced plastic manufacturing method and apparatus

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 따른 섬유강화 플라스틱 제조방법 및 장치를 설명하기 위한 설명도.1 is an explanatory diagram for explaining a fiber reinforced plastic manufacturing method and apparatus according to the present invention.

Claims (9)

소정형상의 상, 하형모울드를 사용하여 일정형상의 섬유강화 플라스틱(FRP)을 제조하기 위한 섬유강화 플라스틱 제조방법에 있어서, 상기 일정형상의 섬유강화 플라스틱의 바깥모양의 내부형상을 갖는 하형몰드를 제작하는 하형몰드 제작단계; 상기 일정형상의 섬유강화 플라스틱의 안쪽모양의 외부형상을 갖는 상형몰드를 연성이 있는 재료로 제작하는 상형몰드 제작단계; 상기 제작하고자 하는 일정형상의 섬유강화플라스틱의 예비성형체를 제작하는 예비성형체 제작단계; 상기 제작된 예비성형체를 상기 상, 하형몰드 사이에 설치하고 상기 상, 하형몰드 사이의 빈공간에 수지를 주입하는 수지 주입단계; 상기 상형몰드의 상면에 일정크기 이상의 균일한 공기압을 가하는 가압단계; 상기 상, 하형몰드의 온도를 상승시켜 상기 상, 하형몰드 사이의 빈공간에 주입된 상기 수지의 경화를 촉진시키는 가열단계; 및 상승 상, 하형몰드를 분리하여 상기 성형된 일정형상의 섬유강화 플라스틱을 추출하는 탈형단계를 포함하는 것을 특징으로 하는 섬유강화 플라스틱 제조방법.In the method of manufacturing a fiber-reinforced plastic for manufacturing a fiber-reinforced plastic (FRP) of a certain shape by using a predetermined shape of the upper and lower molds, to produce a lower mold having an inner shape of the outer shape of the fiber-reinforced plastic of a certain shape A lower mold making step; An upper mold forming step of manufacturing a mold having a shape of an inner shape of the fiber-reinforced plastic of a predetermined shape using a ductile material; A preform manufacturing step of preparing a preform of the fiber-reinforced plastic having a predetermined shape; A resin injection step of installing the prepared preform between the upper and lower mold molds and injecting a resin into an empty space between the upper and lower mold molds; A pressurizing step of applying a uniform air pressure of a predetermined size or more to an upper surface of the upper mold; A heating step of increasing the temperature of the upper and lower mold molds to promote curing of the resin injected into the empty space between the upper and lower mold molds; And a demolding step of separating the rising mold and the lower mold, and extracting the molded uniform fiber-reinforced plastic. 제1항에 있어서, 상기 상형몰드는 실리콘 고무계열의 재료로 제작되는 것을 특징으로 하는 섬유강화 플라스틱 제조방법.The method according to claim 1, wherein the upper mold is made of a silicone rubber-based material. 제1항에 있어서, 상기 가열단계는 상기 공기압용 공기를 가열하여 상기 상, 하형몰드의 온도를 상승시키는 것을 특징으로 하는 섬유강화 플라스틱 제조방법.The method of claim 1, wherein the heating step comprises heating the air for pneumatically reinforced fiber manufacturing method, characterized in that to raise the temperature of the upper and lower molds. 일정형상의 섬유강화 플라스틱을 제조하기 위한 섬유강화 플라스틱 제조장치에 있어서, 상기 제조하기 위한 섬유강화 플라스틱의 바깥모양의 내부형상홈을 갖는 하형모울드; 상기 제조하기 위한 섬유강화 플라스틱의 내부모양의 외부형상을 갖고, 유연성이 있는 산업재료로 제작되어 상기 하형몰드와 상기 섬유강화 플라스틱형상의 제1밀폐공간을 형성하는 상형모울드; 상기 상형 모울드의 상부에 설치되고 상기 상형모울드의 상부면과 제2밀폐공간을 형성하는 챔버; 상기 상, 하형모울드사이에 형성된 제1밀폐공간에 수지를 주입하기 위한 수지주입기; 및 상기 챔버와 상형모울드사이에 형성된 제2밀폐공간의 내부압력을 높이기 위한 공기압축기를 포함하는 것을 특징으로 하는 섬유강화 플라스틱 제조장치.An apparatus for manufacturing a fiber-reinforced plastic for manufacturing a fiber-reinforced plastic of a certain shape, comprising: a lower mold having an inner shape groove of an outer shape of the fiber-reinforced plastic for manufacturing; An upper mold which has an inner shape of the fiber-reinforced plastic for manufacturing and is made of a flexible industrial material to form the lower mold and the first sealed space of the fiber-reinforced plastic; A chamber installed on an upper portion of the upper mold and forming a second enclosed space with an upper surface of the upper mold; A resin injector for injecting a resin into a first sealed space formed between the upper and lower molds; And an air compressor for increasing the internal pressure of the second sealed space formed between the chamber and the upper mold. 제4항에 있어서,상기 상형몰드에는 수지를 주입하기 위한 수지주입구가 설치되어 있는 것을 특징으로 하는 섬유강화 플라스틱 제조장치.The apparatus of claim 4, wherein the upper mold is provided with a resin inlet for injecting resin. 제4항에 있어서, 상기 제2밀폐공간의 온도를 조절하기 위한 온도조절장치가 더 설치되는 것을 특징으로 하는 섬유강화 플라스틱 제조장치.The apparatus of claim 4, further comprising a temperature controller for controlling the temperature of the second sealed space. 제6항에 있어서, 상기 온도조절장치는 상기 제2밀폐공간의 온도를 감지하는 온도센서와 상기 제2밀폐공간의 온도를 높이기 위한 히터 및 상기 온도센서에 감지된 온도에 따라 상기 히터를 작동시키기 위한 히터컨터롤러를 구비하는 것을 특징으로 하는 섬유강화 플라스틱 제조장치.The apparatus of claim 6, wherein the temperature controller is configured to operate the heater according to a temperature sensor sensing a temperature of the second sealed space, a heater for increasing the temperature of the second sealed space, and a temperature sensed by the temperature sensor. Fiber reinforced plastic manufacturing apparatus characterized in that it comprises a heater controller for. 제7항에 있어서, 상기 공기압축기는 상기 히터에 연결설치되어 일정경우 상기 제2밀폐공간으로 유입되는 공기의 온도를 조절하는 것을 특징으로 하는 섬유강화 플라스틱 제조장치.The apparatus of claim 7, wherein the air compressor is connected to the heater to adjust a temperature of air introduced into the second sealed space when the air compressor is connected to the heater. 제4항에 있어서, 상기 챔버에는 상기 제2밀폐공간의 공기를 배출하기 위한 공기배출밸브가 더 설치되는 것을 특징으로 하는 섬유강화 플라스틱 제조장치.The apparatus of claim 4, wherein the chamber further comprises an air discharge valve for discharging air in the second sealed space. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940018907A 1994-07-30 1994-07-30 Fibre reinforced plastic manufacturing and apparatus thereof KR100231252B1 (en)

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KR1019940018907A KR100231252B1 (en) 1994-07-30 1994-07-30 Fibre reinforced plastic manufacturing and apparatus thereof

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Application Number Priority Date Filing Date Title
KR1019940018907A KR100231252B1 (en) 1994-07-30 1994-07-30 Fibre reinforced plastic manufacturing and apparatus thereof

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KR960003937A true KR960003937A (en) 1996-02-23
KR100231252B1 KR100231252B1 (en) 1999-11-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101641719B1 (en) * 2015-07-16 2016-07-21 주식회사 와이제이엠게임즈 Method of forming fiber reinforced plastic using resin transfer molding and apparatus for the same

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101570056B1 (en) 2012-12-06 2015-11-19 코오롱인더스트리 주식회사 Method of molding composite material by VARTM process
KR102275118B1 (en) * 2017-09-28 2021-07-07 코오롱플라스틱 주식회사 High Temperature Blow Asistied Fabrication Method For Fiber Reinforced Thermoplastic Composites and That Apparatus
KR20190092007A (en) 2018-01-30 2019-08-07 금오공과대학교 산학협력단 Manufacturing method using polyvinyl alcohol

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JP3053275B2 (en) * 1991-10-14 2000-06-19 川崎油工株式会社 Resin injection molding method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101641719B1 (en) * 2015-07-16 2016-07-21 주식회사 와이제이엠게임즈 Method of forming fiber reinforced plastic using resin transfer molding and apparatus for the same

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