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FR3059934B1 - Moule d'impregnation a aiguilles pour la realisation d'une piece a partir d'une preforme tissee - Google Patents

Moule d'impregnation a aiguilles pour la realisation d'une piece a partir d'une preforme tissee Download PDF

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Publication number
FR3059934B1
FR3059934B1 FR1662431A FR1662431A FR3059934B1 FR 3059934 B1 FR3059934 B1 FR 3059934B1 FR 1662431 A FR1662431 A FR 1662431A FR 1662431 A FR1662431 A FR 1662431A FR 3059934 B1 FR3059934 B1 FR 3059934B1
Authority
FR
France
Prior art keywords
preform
workpiece
needle
producing
mold
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
FR1662431A
Other languages
English (en)
Other versions
FR3059934A1 (fr
Inventor
Bernard Serge Most Vincent
Cambyse Ashtari Nicolas
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.)
Safran Aircraft Engines SAS
Original Assignee
Safran Aircraft Engines SAS
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 Safran Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1662431A priority Critical patent/FR3059934B1/fr
Priority to US15/840,532 priority patent/US11648740B2/en
Publication of FR3059934A1 publication Critical patent/FR3059934A1/fr
Application granted granted Critical
Publication of FR3059934B1 publication Critical patent/FR3059934B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B29C70/28—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
    • B29C70/546—Measures for feeding or distributing the matrix material in the reinforcing structure
    • B29C70/548—Measures for feeding or distributing the matrix material in the reinforcing structure using distribution constructions, e.g. channels incorporated in or associated with the mould
    • 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
    • B29C33/0061—Moulds or cores; Details thereof or accessories therefor characterised by the configuration of the material feeding channel
    • B29C33/0066—Moulds or cores; Details thereof or accessories therefor characterised by the configuration of the material feeding channel with a subdivided channel for feeding the material to a plurality of locations
    • 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
    • B29C70/546—Measures for feeding or distributing the matrix material in the reinforcing structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/0025—Producing blades or the like, e.g. blades for turbines, propellers, or wings
    • 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
    • B29C45/0046—Details relating to the filling pattern or flow paths or flow characteristics of moulding material in the mould cavity
    • B29C2045/0049—Details relating to the filling pattern or flow paths or flow characteristics of moulding material in the mould cavity the injected material flowing against a mould cavity protruding part
    • 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
    • B29C2045/0089—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor successive filling of parts of a mould cavity, i.e. one cavity part being filled before another part is filled
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/20—Injection nozzles
    • B29C2045/205—Elongated nozzle openings
    • 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
    • B29K2105/0845—Woven fabrics
    • 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
    • B29K2307/00—Use of elements other than metals as reinforcement
    • B29K2307/04—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/08—Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/08—Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
    • B29L2031/082—Blades, e.g. for helicopters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Reinforced Plastic Materials (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)

Abstract

L'invention concerne un moule (18) d'imprégnation pour la fabrication d'un pièce (16) de turbomachine en matériau composite obtenue à partir d'une préforme (15) réalisée en tissage de fibres (14), ledit moule (18) comportant des première et deuxième parties (30, 36) munies d'empreintes respectives (32, 38) délimitant une cavité apte à recevoir la préforme, dans laquelle au moins un moyen d'injection (42, 44) du moule (18) permet l'injection d'une résine afin d'imprégner ladite préforme (15), caractérisé en ce que ledit au moins un moyen d'injection (42, 44) comporte une pluralité d'aiguilles tubulaires d'injection (46, 48), qui sont aptes à s'étendre à partir d'au moins une des première et deuxième empreintes (32, 38) pénétrer au moins le tissage de la préforme (15) pour permettre l'injection de résine.
FR1662431A 2016-12-14 2016-12-14 Moule d'impregnation a aiguilles pour la realisation d'une piece a partir d'une preforme tissee Active FR3059934B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1662431A FR3059934B1 (fr) 2016-12-14 2016-12-14 Moule d'impregnation a aiguilles pour la realisation d'une piece a partir d'une preforme tissee
US15/840,532 US11648740B2 (en) 2016-12-14 2017-12-13 Impregnation mould having needles for producing a part from a woven preform

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1662431A FR3059934B1 (fr) 2016-12-14 2016-12-14 Moule d'impregnation a aiguilles pour la realisation d'une piece a partir d'une preforme tissee
FR1662431 2016-12-14

Publications (2)

Publication Number Publication Date
FR3059934A1 FR3059934A1 (fr) 2018-06-15
FR3059934B1 true FR3059934B1 (fr) 2018-11-30

Family

ID=58347567

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1662431A Active FR3059934B1 (fr) 2016-12-14 2016-12-14 Moule d'impregnation a aiguilles pour la realisation d'une piece a partir d'une preforme tissee

Country Status (2)

Country Link
US (1) US11648740B2 (fr)
FR (1) FR3059934B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108749041A (zh) * 2018-07-02 2018-11-06 江阴澄云机械有限公司 一种浸渍模具
FR3093298B1 (fr) * 2019-03-01 2021-03-12 Safran Réparation ou reprise de fabrication d’une pièce en matériau composite
FR3121624B1 (fr) * 2021-04-07 2023-11-17 Safran Aircraft Engines Ajustement du torsadage pour optimiser les moules et la mise en forme des architectures textiles

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US604590A (en) * 1898-05-24 mccoll
US3632249A (en) * 1969-07-01 1972-01-04 Cypro Inc Apparatus for molding hollow plastic articles
ATE42496T1 (de) * 1984-03-21 1989-05-15 Franz Sterner Verfahren zum herstellen von spritzgussteilen und spritzgussform zur durchfuehrung des verfahrens.
WO1989000495A1 (fr) * 1987-07-10 1989-01-26 3-D Composites Limited Procede de moulage
SE465414B (sv) * 1990-06-08 1991-09-09 Dag Thulin Foerfarande foer vakuumgjutning av stora foeremaal av plast
SE501085C2 (sv) * 1993-02-25 1994-11-07 Swedish Inst Of Composites Sic Metod för tillverkning av kroppar av fiberkompositer
US20050184413A1 (en) * 2004-02-20 2005-08-25 Forest Mark L.L. Versatile mold flow capability in the infiltration of porous carbon preforms with pitch/thermoplastic/thermoset resins
JP4826176B2 (ja) * 2005-08-31 2011-11-30 東レ株式会社 強化繊維プリフォームおよびｒｔｍ成形方法
JP6402776B2 (ja) * 2014-10-22 2018-10-10 日産自動車株式会社 複合材料の成形方法および成形装置
CN107250224A (zh) * 2015-02-27 2017-10-13 东丽株式会社 树脂供给材料、预成型体、及纤维增强树脂的制造方法

Also Published As

Publication number Publication date
US20180162076A1 (en) 2018-06-14
US11648740B2 (en) 2023-05-16
FR3059934A1 (fr) 2018-06-15

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