JPWO2020149403A1 - 複合材料構造物製造用治具およびその製造方法、並びに複合材料構造物の製造方法 - Google Patents
複合材料構造物製造用治具およびその製造方法、並びに複合材料構造物の製造方法 Download PDFInfo
- Publication number
- JPWO2020149403A1 JPWO2020149403A1 JP2020566502A JP2020566502A JPWO2020149403A1 JP WO2020149403 A1 JPWO2020149403 A1 JP WO2020149403A1 JP 2020566502 A JP2020566502 A JP 2020566502A JP 2020566502 A JP2020566502 A JP 2020566502A JP WO2020149403 A1 JPWO2020149403 A1 JP WO2020149403A1
- Authority
- JP
- Japan
- Prior art keywords
- main body
- manufacturing
- composite material
- film
- jig
- 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.)
- Granted
Links
Images
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
- B29C70/40—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
- B29C70/44—Shaping 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
- B29C70/446—Moulding structures having an axis of symmetry or at least one channel, e.g. tubular structures, frames
-
- 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
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
- B29C70/345—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation using matched moulds
-
- 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
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/60—Releasing, lubricating or separating agents
- B29C33/62—Releasing, lubricating or separating agents based on polymers or oligomers
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/10—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
- B29C43/3642—Bags, bleeder sheets or cauls for isostatic pressing
-
- 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
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
- B29C43/3642—Bags, bleeder sheets or cauls for isostatic pressing
- B29C2043/3649—Inflatable bladders using gas or fluid and related details
-
- 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
- B29K2105/0872—Prepregs
-
- 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
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3076—Aircrafts
- B29L2031/3082—Fuselages
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Moulding By Coating Moulds (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
Description
まず、本開示に係る複合材料構造物製造用治具の代表的な一例であるブラダについて、その具体的な構成例を図1A,図1Bおよび図2A〜図2Cを参照して説明する。なお、以下の説明では、ブラダの長手方向を「縦方向」と称し、当該縦方向に直交する方向を「横方向」と称する。また、ブラダの縦方向の断面を「縦断面」と称し、ブラダの横方向の断面を「横断面」と称する。
次に、本体部11を構成する管状部14、外周フィルム15、内周フィルム16、および繊維補強材21に用いられる材質について具体的に説明するとともに、本体部11の製造方法についても具体的に説明し、さらにブラダ10の製造方法についても説明する。
次に、本開示に係る複合材料構造物製造用治具の一例であるブラダ10の代表的な製造方法の一例について、特に本体部11の成形(製造)を中心にして図3A〜図3Cを参照して具体的に説明する。
本開示に係る複合材料構造物製造用治具としてのブラダ10は、前述した本実施の形態の構成のみに限定されず、台形状の本体部11の内面にガスバリア層が被覆されている構成であればよい。本開示に係るブラダ10の変形例としては、例えば、図4A〜図4Cに示すように、本体部11の内部に、当該本体部11の外部からの押圧による変形を抑制する補強構造体17が配置されている構成を挙げることができる。
次に、本開示に係る複合材料構造物製造用治具であるブラダ10の代表的な使用方法、すなわち、本開示に係るブラダ10を用いた複合材料構造物の製造方法の一例について、図6Aおよび図6Bを参照して具体的に説明する。例えば、本実施の形態に係るブラダ10は、溝状部を有する骨格材料として、図6Aに示すハット型ストリンガ41を用いた各種の複合材料構造物の製造において、当該ハット型ストリンガ41の治具として好適に用いられる。
11:本体部
11a:接触壁部
11b:露出壁部
11c:傾斜壁部
12:末端金具
12a:加圧孔
13:末端栓部
14:管状部
15:外周フィルム(ガスバリア層)
16:内周フィルム(ガスバリア層)
17:補強構造体
21:繊維補強材(強化繊維)
22:ゴム前駆組成物の板状体(伸縮性材料)
31:上型(成形型)
32:下型(成形型)
32a:キャビティ
33:芯金(成形型、中子)
41:ハット型ストリンガ
41a:帯状部
41b:溝状部
42:マンドレル
43:プリプレグ
44:バッギングフィルム
Claims (7)
- 長手方向に沿って延びる溝状部を有する骨格材料を含む骨格構造体にプリプレグを貼付して複合材料構造物を製造する際に、前記骨格材料の前記溝状部に内挿されて用いられ、
強化繊維を含む伸縮性材料により管状に形成され、その長手方向に直交する断面である横断面が上底および当該上底よりも長い下底を有する台形状となっている本体部を備え、
前記本体部の内面にはガスバリア層が被覆されている、
複合材料構造物製造用治具。 - 前記ガスバリア層は、フッ素樹脂フィルム、ポリエーテルエーテルケトン(PEEK)フィルム、ポリイミドフィルム、ポリアミドフィルム、またはポリエステルフィルムである、
請求項1に記載の複合材料構造物製造用治具。 - 前記フッ素樹脂フィルムが、ポリテトラフルオロエチレン(PTFE)フィルムまたはテトラフルオロエチレン・エチレン共重合体(FTFE)フィルムであり、
前記ポリアミドフィルムが、芳香族ポリアミドフィルムであり、
前記ポリエステルフィルムが、ポリエチレンナフタレート(PEN)フィルムである、
請求項2に記載の複合材料構造物製造用治具。 - 前記本体部の内部には、当該本体部の外部から押圧による変形を抑制する補強構造体が配置されており、
当該補強構造体は、前記本体部の長手方向に沿った延伸形状を有しており、かつ、長手方向に分断されているか、長手方向に交差する方向にスリットが形成されている、
請求項1に記載の複合材料構造物製造用治具。 - 前記補強構造体は、前記本体部の内部において、前記下底の内面に対応する幅を有する下底側外側面と、当該下底側外側面に対向し、前記上底の内面に対応する幅を有する上底側外側面とを有し、
前記下底の内面と前記上底の内面との間隔を、前記本体部の内部高さとし、前記補強構造体における前記下底側外側面と前記上底側外側面との間隔を、当該補強構造体の外側面高さとしたときに、
前記上底側外側面が前記上底の内面に当接している状態では、前記下底側外側面は前記下底の内面には当接せずに、隙間が生じるように、前記内部高さよりも前記外側面高さが小さくなっている、
請求項4に記載の複合材料構造物製造用治具。 - 請求項1に記載の複合材料構造物製造用治具の製造方法であって、
前記本体部に対応するキャビティを有する成形型と、前記キャビティ内に配置され、前記本体部の内部空間に対応する形状を有する中子とを用い、
前記キャビティ内に、前記中子を中心として、その周囲に前記強化繊維および前記伸縮性材料を配置し、
前記強化繊維は、前記本体部の長手方向に沿った方向に切れ目を有するか、または、前記伸縮性材料で前記強化繊維を挟持するようにこれらを配置し、
前記中子の外周面には、さらに、ガスバリア層となるフィルムを巻き回した状態で配置し、
加熱により前記伸縮性材料を溶融して前記強化繊維に含浸させて前記本体部を成形した後に、前記中子を前記本体部から引き抜く、
複合材料構造物製造用治具の製造方法。 - 溝状部を有する骨格材料を用いた複合材料構造物の製造方法であって、
成形型の外周面に前記骨格材料を配置するとともに、当該骨格材料の溝状部に、請求項1に記載の複合材料構造物製造用治具を内挿し、その上にプリプレグを積層して加熱硬化する、
複合材料構造物の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962793459P | 2019-01-17 | 2019-01-17 | |
US62/793,459 | 2019-01-17 | ||
PCT/JP2020/001516 WO2020149403A1 (ja) | 2019-01-17 | 2020-01-17 | 複合材料構造物製造用治具およびその製造方法、並びに複合材料構造物の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2020149403A1 true JPWO2020149403A1 (ja) | 2021-11-25 |
JP7116805B2 JP7116805B2 (ja) | 2022-08-10 |
Family
ID=71613234
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020566502A Active JP7116805B2 (ja) | 2019-01-17 | 2020-01-17 | 複合材料構造物製造用治具およびその製造方法、並びに複合材料構造物の製造方法 |
Country Status (4)
Country | Link |
---|---|
US (2) | US11890823B2 (ja) |
EP (1) | EP3912785A4 (ja) |
JP (1) | JP7116805B2 (ja) |
WO (1) | WO2020149403A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11987389B2 (en) * | 2019-12-18 | 2024-05-21 | The Boeing Company | Method and apparatus for forming a composite fuselage structure |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009179001A (ja) * | 2008-01-31 | 2009-08-13 | Kurashiki Kako Co Ltd | 成形用中空部材 |
JP2009269349A (ja) * | 2008-05-09 | 2009-11-19 | Kurashiki Kako Co Ltd | 成形用中子及びその製造方法 |
WO2011033741A1 (ja) * | 2009-09-15 | 2011-03-24 | 川崎重工業株式会社 | 横断面に肉厚部位を有する複合材料構造物製造用治具 |
WO2011055524A1 (ja) * | 2009-11-06 | 2011-05-12 | 川崎重工業株式会社 | 複合材料構造物製造用治具 |
JP2011235635A (ja) * | 2010-05-11 | 2011-11-24 | Boeing Co:The | 強化フルオロエラストマーブラダを用いた折り畳み式マンドレル |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5387098A (en) * | 1992-04-23 | 1995-02-07 | The Boeing Company | Flexible reusable mandrels |
US5259901A (en) * | 1992-05-27 | 1993-11-09 | Thiokol Corporation | Method for constructing an inflatable mandrel |
US5314653A (en) * | 1992-10-21 | 1994-05-24 | Harold Gell, P.C. | Uniformly expandable mold and method |
US7293737B2 (en) * | 2004-04-20 | 2007-11-13 | The Boeing Company | Co-cured stringers and associated mandrel and fabrication method |
US20160339682A1 (en) | 2015-05-18 | 2016-11-24 | The Boeing Company | Bladder System for Curing Composite Parts |
US10059041B2 (en) * | 2015-08-10 | 2018-08-28 | The Boeing Company | Multi-state bladder for manufacture of composite material |
US10293519B2 (en) * | 2015-10-30 | 2019-05-21 | The Boeing Company | Mandrel bladder end fitting |
US10293552B2 (en) * | 2015-11-17 | 2019-05-21 | The Boeing Company | Heat shrinkable film tube and method for manufacturing hollow composite parts |
US10723085B2 (en) * | 2015-12-17 | 2020-07-28 | Rohr, Inc. | Method of extracting mandrel for hollow-hat panel production |
-
2020
- 2020-01-17 EP EP20741299.0A patent/EP3912785A4/en active Pending
- 2020-01-17 US US17/423,494 patent/US11890823B2/en active Active
- 2020-01-17 JP JP2020566502A patent/JP7116805B2/ja active Active
- 2020-01-17 WO PCT/JP2020/001516 patent/WO2020149403A1/ja unknown
-
2023
- 2023-12-14 US US18/539,297 patent/US20240109260A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009179001A (ja) * | 2008-01-31 | 2009-08-13 | Kurashiki Kako Co Ltd | 成形用中空部材 |
JP2009269349A (ja) * | 2008-05-09 | 2009-11-19 | Kurashiki Kako Co Ltd | 成形用中子及びその製造方法 |
WO2011033741A1 (ja) * | 2009-09-15 | 2011-03-24 | 川崎重工業株式会社 | 横断面に肉厚部位を有する複合材料構造物製造用治具 |
WO2011055524A1 (ja) * | 2009-11-06 | 2011-05-12 | 川崎重工業株式会社 | 複合材料構造物製造用治具 |
JP2011235635A (ja) * | 2010-05-11 | 2011-11-24 | Boeing Co:The | 強化フルオロエラストマーブラダを用いた折り畳み式マンドレル |
Also Published As
Publication number | Publication date |
---|---|
US11890823B2 (en) | 2024-02-06 |
JP7116805B2 (ja) | 2022-08-10 |
EP3912785A1 (en) | 2021-11-24 |
WO2020149403A1 (ja) | 2020-07-23 |
EP3912785A4 (en) | 2022-11-09 |
US20240109260A1 (en) | 2024-04-04 |
US20220072808A1 (en) | 2022-03-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5416554B2 (ja) | 複合材料構造物製造用治具 | |
KR101293410B1 (ko) | 횡단면에 육후 부위를 가지는 복합재료 구조물 제조용 지그 | |
US7669729B2 (en) | Tank for very low temperature liquids | |
US20090321978A1 (en) | Process for manufacturing a panel made of a thermoplastic composite | |
US20240109260A1 (en) | Composite material structure manufacturing jig, method of manufacturing the same, and method of manufacturing composite material structure | |
JP2007118598A (ja) | プリフォームの製造方法および製造装置 | |
CN106414031B (zh) | 用于形成凸缘的装置和方法 | |
US9925697B2 (en) | Method for bladder repair during composite part curing | |
US20220134687A1 (en) | Mold for manufacturing composite material molded product, and method for manufacturing composite material molded product | |
JP5665630B2 (ja) | 複合材中空部品の成形方法及び成形装置 | |
JP6717105B2 (ja) | 繊維強化樹脂成形体の製造方法 | |
US20180179989A1 (en) | Method and assembly for bonding complex composite assemblies | |
US11642816B2 (en) | Fluoroelastomer covered elastomeric tooling for composite manufacturing | |
KR102354945B1 (ko) | 가요성 튜브와 프리프레그를 이용한 복합재 다관절 중공 구조물을 성형하는 방법 | |
JP2018176716A (ja) | 細長い複合構造体を組み立てるためのシステム及び方法 | |
WO2024048094A1 (ja) | 複合材の成形方法及び成形装置 | |
US20240025133A1 (en) | Method for producing composite material joint body | |
US20240217201A1 (en) | Ribbon laminated body, honeycomb core precursor, honeycomb core, cylindrical structure, artificial satellite central cylinder and ribbon laminated body creating method | |
JP2020116771A (ja) | 成形方法 | |
JPS62280011A (ja) | 繊維強化樹脂製中空円錐体の成形方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210630 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220412 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220606 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220705 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220729 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7116805 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |