KR890000219A - 수지 트랜스퍼 성형코어, 예비성형물 및 그 성형방법 - Google Patents

수지 트랜스퍼 성형코어, 예비성형물 및 그 성형방법 Download PDF

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Publication number
KR890000219A
KR890000219A KR1019880005959A KR880005959A KR890000219A KR 890000219 A KR890000219 A KR 890000219A KR 1019880005959 A KR1019880005959 A KR 1019880005959A KR 880005959 A KR880005959 A KR 880005959A KR 890000219 A KR890000219 A KR 890000219A
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South Korea
Prior art keywords
core
preform
resin transfer
concave
concave surface
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KR1019880005959A
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English (en)
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프레데릭 존슨 칼
제럴드 채브카 노오먼
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제이 엠 리타마키
포오드 모오터 캄파니
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Publication of KR890000219A publication Critical patent/KR890000219A/ko

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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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80—Component parts, details or accessories; Auxiliary operations
    • B29C53/82—Cores or mandrels
    • 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
    • B29C33/76—Cores
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/02—Transfer moulding, i.e. transferring the required volume of moulding material by a plunger from a "shot" cavity into a mould cavity
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80—Component parts, details or accessories; Auxiliary operations
    • B29C53/8008—Component parts, details or accessories; Auxiliary operations specially adapted for winding and joining
    • B29C53/8016—Storing, feeding or applying winding materials, e.g. reels, thread guides, tensioners
    • 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
    • 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
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B29K2105/0809—Fabrics
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/23—Sheet including cover or casing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/23—Sheet including cover or casing
    • Y10T428/233—Foamed or expanded material encased
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/23—Sheet including cover or casing
    • Y10T428/239—Complete cover or casing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24058—Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in respective layers or components in angular relation
    • Y10T428/24074—Strand or strand-portions
    • Y10T428/24091—Strand or strand-portions with additional layer[s]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24488—Differential nonuniformity at margin
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24521—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness with component conforming to contour of nonplanar surface
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24777—Edge feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24777—Edge feature
    • Y10T428/24785—Edge feature including layer embodying mechanically interengaged strands, strand portions or strand-like strips [e.g., weave, knit, etc.]

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Reinforced Plastic Materials (AREA)

Abstract

내용 없음

Description

수지 트랜스퍼 성형코어, 예비성형물 및 그 성형방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 여러가지 형상의 E 유리섬유 강화재료를 포함하는 수지트랜스퍼 성형(Resin Transfer Molding ; 이하 RTM 이라 한다.)재료의 인장강도를 보여준 그래프 ;
제2도는 여러가지 형상의 E 유리섬유 강화재료를 포함하는 RTM재료의 인장 탄성율을 보여주는 그래프.

Claims (5)

  1. 수지 트랜스퍼성형 예비성형을 위한 코어에 있어서, 상기 코어의 선택된 표면부위에 오목면을 가지며, 상기 코어는 여기에 고정 불임어 상기 오목면위에 볼록면을 형성하는 유연성있는 웨블을 포함하고, 상기 블록면은 실질적인 변형없이 상기 오목면으로 변형될 수 있으며, 장력하에서 상기 볼록면에 사용된 배향 연속섬유를 지지하기에 충분히 견고한 상기 볼록면을 가진 수지 트랜스퍼성형 예비성형을 위한 코어.
  2. 제1항에 있어서, 상기 웨브가 금속스크린, 플라스틱 스크린, 무공 플라스틱 시이트로 이루어진 군으로부터 선택된 재료로 구성되는 코어.
  3. 수지 트랜스퍼성형 방법을 위한 예비성형물에 있어서, 상기 예비성형물은 선택된 표면부위에 오목면을 갖는 코어와 섬유강화재료로 구성되며, 상기 코어는 여기에 고정불임되어 상기 오목면위에 볼록면을 형성하는 유연성있는 웨브을 포함하고, 상기 블록면은 실질적인 변형없이 상기 오목면으로 변형될 수 있고 장력하에서 상기 블록면에 사용된 배향 연속섬유를 지지하기에 충분히 견고하며, 상기 섬유강화재료는 상기 볼록면위에 위치한 배향연속섬유들로 구성되는 수지 트랜스퍼성형 방법을 위한 예비성형물.
  4. 표면에 오목면을 갖는 생성물을 얻기위한 수지 트랜스퍼 성형 예비성형물의 제조방법에 있어서, 배향연속섬유를 장력하에서 코어의 선택된 표면위에 높혀지게하고, 상기 선택된 표면은 오목면과 거기에 고정불임되어 상기 오목면위에 볼록면을 형성하며, 상기 블록면은 장력하에서 상기 선택된 표면에 놓여지는 동안 실질적인 변형없이 상기 오목면으로 변형될 수 있고, 또한 상기 배향연속섬유를 지지하기에 충분히 견고한 수지 트랜스퍼성형 예비성형물을 만드는 제조방법.
  5. 하기 단계(A)-(C)로 구성되는 수지 트랜스퍼 성형방법.
    (A) 선택된 표면부위에 오목면을 갖고 있으며, 코어에 고정불임되어 상기 오목면위에 블록면을 형성하는 유연성웨브로 구성되는 상기 코어와, 상기 볼록면위에 위치하는 배향 연속섬유로 구성되며, 상기 블록면과 상기 배향연속섬유 강화재료는 상기 오목면으로 변형될 수 있는 상기 섬유강화재료로 구성된 예비성형물을 수지 트랜스퍼 성형용구의 캐비티속에 집어 넣고 ; (B) 상기 성형용구를 상기 예비성형물위에 밀폐시켜 상기 성형용구로 상기 블록면과 상기 배향연속섬유에 압력을 가하여 상기 오목면쪽으로 향하도록 하고 ; (C) 수지를 상기 성형용구의 상기 캐비티 속으로 도입한다.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880005959A 1987-06-15 1988-05-20 수지 트랜스퍼 성형코어, 예비성형물 및 그 성형방법 KR890000219A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/061,763 US4762740A (en) 1987-06-15 1987-06-15 Resin transfer molding core, preform and process
US061,763 1987-06-15

Publications (1)

Publication Number Publication Date
KR890000219A true KR890000219A (ko) 1989-03-13

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Country Link
US (1) US4762740A (ko)
EP (1) EP0295820B1 (ko)
KR (1) KR890000219A (ko)
CA (1) CA1287716C (ko)
DE (1) DE3885009D1 (ko)

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JP7193282B2 (ja) 2018-09-14 2022-12-20 株式会社Subaru プリフォーム賦形方法及び複合材成形方法

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EP0295820B1 (en) 1993-10-20
US4762740A (en) 1988-08-09
CA1287716C (en) 1991-08-20
EP0295820A3 (en) 1990-09-26
DE3885009D1 (de) 1993-11-25
EP0295820A2 (en) 1988-12-21

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