CA2848202C - Lightweight flexible mandrel and method for making the same - Google Patents

Lightweight flexible mandrel and method for making the same Download PDF

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Publication number
CA2848202C
CA2848202C CA2848202A CA2848202A CA2848202C CA 2848202 C CA2848202 C CA 2848202C CA 2848202 A CA2848202 A CA 2848202A CA 2848202 A CA2848202 A CA 2848202A CA 2848202 C CA2848202 C CA 2848202C
Authority
CA
Canada
Prior art keywords
outer sleeve
mandrel
flexible
slots
sleeve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2848202A
Other languages
English (en)
French (fr)
Other versions
CA2848202A1 (en
Inventor
Doan D. Pham
Mark W. Tollan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Boeing Co
Original Assignee
Boeing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Boeing Co filed Critical Boeing Co
Publication of CA2848202A1 publication Critical patent/CA2848202A1/en
Application granted granted Critical
Publication of CA2848202C publication Critical patent/CA2848202C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/40Shaping or impregnating by compression not applied
    • B29C70/42Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/44Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
    • B29C70/446Moulding structures having an axis of symmetry or at least one channel, e.g. tubular structures, frames
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/76Cores
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00Subject matter not provided for in other groups of this subclass
    • B29D99/0003Producing profiled members, e.g. beams
    • B29D99/0007Producing profiled members, e.g. beams having a variable cross-section
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/38Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/38Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40Plastics, e.g. foam or rubber
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/38Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40Plastics, e.g. foam or rubber
    • B29C33/405Elastomers, e.g. rubber
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/30Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3076Aircrafts
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10Methods of surface bonding and/or assembly therefor
    • Y10T156/1052Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1062Prior to assembly
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49826Assembling or joining

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Moulding By Coating Moulds (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
CA2848202A 2011-10-12 2012-09-11 Lightweight flexible mandrel and method for making the same Active CA2848202C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/271,489 US8534339B2 (en) 2011-10-12 2011-10-12 Lightweight flexible mandrel and method for making the same
US13/271,489 2011-10-12
PCT/US2012/054577 WO2013055477A2 (en) 2011-10-12 2012-09-11 Lightweight flexible mandrel and method for making the same

Publications (2)

Publication Number Publication Date
CA2848202A1 CA2848202A1 (en) 2013-04-18
CA2848202C true CA2848202C (en) 2016-06-14

Family

ID=46968366

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2848202A Active CA2848202C (en) 2011-10-12 2012-09-11 Lightweight flexible mandrel and method for making the same

Country Status (7)

Country Link
US (1) US8534339B2 (enExample)
EP (1) EP2747972B1 (enExample)
JP (1) JP6031111B2 (enExample)
KR (1) KR102022130B1 (enExample)
CN (1) CN103857508B (enExample)
CA (1) CA2848202C (enExample)
WO (1) WO2013055477A2 (enExample)

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EP2411195A4 (en) * 2009-03-27 2013-07-03 Cutting Dynamics Inc SYSTEM AND METHOD FOR FORMING TUBES FROM A THERMOPLASTIC COMPOSITE
US8534339B2 (en) 2011-10-12 2013-09-17 The Boeing Company Lightweight flexible mandrel and method for making the same
US9248587B2 (en) * 2012-07-05 2016-02-02 General Electric Company Apparatus for manufacturing a flanged composite component and methods of manufacturing the same
US9517606B2 (en) * 2014-08-06 2016-12-13 The Boeing Company Composite structure and method of forming thereof
US10807280B2 (en) 2015-06-22 2020-10-20 The Boeing Company Method of extracting a tooling mandrel from a composite laminate cavity
US11072157B2 (en) 2015-06-23 2021-07-27 The Boeing Company Method and apparatus for forming contoured stiffeners
US11311969B2 (en) * 2015-11-06 2022-04-26 The Boeing Company Edge preparation for laser welding
CN107300160A (zh) * 2017-07-12 2017-10-27 湖南粤港模科实业有限公司 一种分离式可弯曲定型的模条及由其构成的模条组
JP6836474B2 (ja) * 2017-08-03 2021-03-03 三菱重工業株式会社 可撓性マンドレル、複合材部品の製造方法
JP6971690B2 (ja) * 2017-08-03 2021-11-24 三菱重工業株式会社 可撓性マンドレル、複合材部品の製造方法
US10882262B2 (en) * 2018-08-22 2021-01-05 The Boeing Company Flexible mandrel for forming composite structures
US11478958B2 (en) 2018-10-18 2022-10-25 The Boeing Company Multi-component mandrel for processing a composite part and method for fabricating a composite part
US11220027B2 (en) 2018-10-18 2022-01-11 The Boeing Company Mandrel for processing a composite part and method for fabricating a composite part
US11273582B2 (en) 2018-10-18 2022-03-15 The Boeing Company Multi-segment mandrel for processing a composite part and method for fabricating a composite part
US11198267B2 (en) 2018-10-29 2021-12-14 The Boeing Company Bulk factor compensated tool for fabrication of a composite part
EP3970938B1 (en) * 2020-09-17 2024-08-07 The Boeing Company Tool and method for forming contoured composite stringers having reduced wrinkling
EP3970939B1 (en) 2020-09-17 2025-03-05 The Boeing Company Constrained forming of contoured composite hat stringers
CN114193688A (zh) * 2020-09-17 2022-03-18 波音公司 包含平面外特征的复合桁条的净形状形成
JP7533082B2 (ja) * 2020-09-29 2024-08-14 住友ゴム工業株式会社 加圧治具、それを用いた繊維強化樹脂製パイプの製造方法及び製造装置
US12485588B2 (en) * 2022-01-19 2025-12-02 The Boeing Company Reformable mandrel and method of making a composite part using a reformable mandrel
EP4353454A1 (en) * 2022-10-11 2024-04-17 Airbus Operations, S.L.U. Method for manufacting stringers for aircrafts and stringer obtained by said method

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US3795559A (en) * 1971-10-01 1974-03-05 Boeing Co Aircraft fluted core radome and method for making the same
DE2457423C2 (de) * 1974-12-05 1983-04-21 Metall-Invent S.A., Zug Verfahren und Vorrichtung zum Herstellen eines Stranges aus einer metallischen Schmelze
DE2557991C3 (de) 1975-12-22 1978-11-16 Reiner 1000 Berlin Larws Formkern zum Erzeugen von Hohlräumen in Gießteilen
US4649012A (en) * 1980-06-03 1987-03-10 Maschinen Witte Kg Method of shaping an elongated product
JPS5876217A (ja) * 1981-10-31 1983-05-09 Sekisui Chem Co Ltd 強化プラスチツク曲管の成形用型及びその成形方法
US4475976A (en) 1983-12-23 1984-10-09 The Boeing Company Method and apparatus for forming composite material articles
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JPS62135347A (ja) * 1985-12-09 1987-06-18 Mitsubishi Electric Corp 繊維強化プラスチツクの製造方法
US4681724A (en) 1986-04-28 1987-07-21 United Technologies Corporation Removable irreversibly shrinking male mandrel
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US7357166B2 (en) * 2004-11-24 2008-04-15 The Boeing Company Flexible mandrel for highly contoured composite stringer
US7497921B2 (en) 2005-09-02 2009-03-03 The Boeing Company Stringer holding device
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Also Published As

Publication number Publication date
EP2747972B1 (en) 2018-03-07
KR102022130B1 (ko) 2019-09-17
EP2747972A2 (en) 2014-07-02
US20130092323A1 (en) 2013-04-18
JP2014532000A (ja) 2014-12-04
KR20140075675A (ko) 2014-06-19
CA2848202A1 (en) 2013-04-18
CN103857508A (zh) 2014-06-11
WO2013055477A3 (en) 2013-08-01
WO2013055477A2 (en) 2013-04-18
CN103857508B (zh) 2017-02-15
US8534339B2 (en) 2013-09-17
JP6031111B2 (ja) 2016-11-24

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Effective date: 20140307