JP5927183B2 - 繊維強化複合成形品 - Google Patents
繊維強化複合成形品 Download PDFInfo
- Publication number
- JP5927183B2 JP5927183B2 JP2013517085A JP2013517085A JP5927183B2 JP 5927183 B2 JP5927183 B2 JP 5927183B2 JP 2013517085 A JP2013517085 A JP 2013517085A JP 2013517085 A JP2013517085 A JP 2013517085A JP 5927183 B2 JP5927183 B2 JP 5927183B2
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- Prior art keywords
- resin
- assembly
- reinforced composite
- molded article
- fiber
- 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.)
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-
- 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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- Composite Materials (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Combustion & Propulsion (AREA)
- Textile Engineering (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)
- Wind Motors (AREA)
- Laminated Bodies (AREA)
Description
・樹脂含有量の優れた制御(複合部品の重量の一貫性の改善をもたらす)、
・内部構造体の製作方法の優れた再現性、
・荷重負担内部構造体の一貫した高品質レベル、
・内部構造体への炭素UDの導入を、ガラスUDと同じ品質レベルで容易に行うことができる
・内部構造体におけるプリプレグの限定的な使用は、一定で且つ制御された樹脂含有量及び樹脂分布を確実にする、
・プリプレグの使用は、繊維すべてに含浸されることを確実にする、
・それは、プリプレグにおいて使用されるように、伸長された非縫合繊維に由来する内部構造体における機械的利益をもたらす、
・さらに、厚い内部構造体レイアップの構築の間の粘着性による位置決め及び位置決めの確保が確実にされる、
・一般に、より良好な機械的性能(特に、圧縮強度に関して)、ILS及び疲労性能が与えられる、
・UD内部プライレイアップ及び位置決めを自動化する可能性があり、それにより手動プロセスからの破損リスクを回避する
を含む、プリプレグ材料の利益を十分に利用する。
・繊維強化材料の少なくとも1層を型面上に置いて、表面構造体の少なくとも一部分を形成する工程、
・第2の樹脂材料が含浸された複数のプリプレグ層を表面構造体の少なくとも一部分上に置いて、内部構造体を形成する工程、
・複数のプリプレグ層を繊維強化材料の少なくとも1層で覆って、表面構造体を仕上げる工程、
・組立品に減圧をかける工程、
・減圧下で、流動性の第1の樹脂材料を構築品に注入する工程、及び
・第1及び第2の樹脂材料を同時に硬化させる工程
を含む方法を提供することである。
a)繊維強化材料の少なくとも1層を型面上に置いて、表面構造体の少なくとも一部分を形成する工程、
b)第2の樹脂材料を含浸した複数のプリプレグ層を表面構造体の少なくとも一部分上に置いて、内部構造体を形成する工程、
c)複数のプリプレグ層を繊維強化材料の少なくとも1層で覆って、表面構造体を仕上げ、構築品又は組立品を形成する工程、
d)組立品を排気する、又は組立品からガスを引き抜く工程、
e)流動性の第1の樹脂材料を組立品に注入又は射出する工程、及び
f)第1及び第2の樹脂材料を硬化させる工程
を含み、工程e)は、第1の注入工程及びその後の第2の注入工程を含み、第1の注入工程において、内部構造体の下にある表面構造体に注入され、その後、プリプレグの上にある表面構造体に注入する、方法が提供される。
1)スクリンプネット、
2)剥離層、
3)二軸ガラス織物の層
4)フォーム構造
5)二軸ガラス織物の層
6)入口チャネル
7)出口チャネル
8)UDプリプレグの層
長さ4メートル及び幅1.9メートルである複合部品を、以下の手順に従って、並びに図1及び図2に概略的に示すとおりに、本発明から作った。
長さ4メートル及び幅1.9メートルであるさらなる複合部品を、以下の手順に従って及び図1及び図2に概略的に示すように、本発明から作った。
なお、下記[1]から[26]は、いずれも本発明の一形態又は一態様である。
[1]
表面構造体及び内部構造体を有する繊維強化複合成形品であって、表面構造体は、繊維強化材料及び第1の樹脂材料の少なくとも1層から形成され、内部構造体は、第2の樹脂材料を含む樹脂含浸繊維強化材料又はプリプレグの複数の層から形成され、前記成形品は、前記成形品への流動性の第1の樹脂材料の注入又は射出によって処理し、且つ第1及び第2の樹脂材料を硬化させるように構成されている、上記繊維強化複合成形品。
[2]
第1及び第2の樹脂材料が、同時に硬化又は部分硬化される、[1]に記載の成形品。
[3]
注入の間に、第1の樹脂材料が内部構造体の下にある表面構造体に注入され、その後、内部構造体の上にある表面構造体に完全に注入される、[1]又は[2]に記載の成形品。
[4]
成形品が、荷重がかかるコア構造体を含み、前記コア構造体が、組立品中の樹脂の場所の目視による確認を可能にする開口部を含む、[1]から[3]までのいずれか一項に記載の成形品。
[5]
内部構造体が、コア構造体を含む、[4]に記載の成形品。
[6]
繊維強化複合成形品の製造方法であって、
a)繊維強化材料の少なくとも1層を型面上に置いて、表面構造体の少なくとも一部分を形成する工程、
b)第2の樹脂材料が含浸された複数のプリプレグ層を表面構造体の少なくとも一部分上に置いて、内部構造体を形成する工程、
c)複数のプリプレグ層を繊維強化材料の少なくとも1層で覆って、表面構造体を完成させる工程、
d)組立品を形成する内部及び表面構造体の組立品に減圧をかける工程、
e)減圧下で、流動性の第1の樹脂材料を組立品に注入又は射出する工程、及び
f)第1及び第2の樹脂材料を硬化させる工程
を含み、工程e)は、第1の注入工程及びその後の第2の注入工程を含み、第1の注入工程において、内部構造体の下にある表面構造体に注入され、その後、プリプレグ層の上にある表面構造体に完全に注入される、上記方法。
[7]
第1の樹脂及び第2の樹脂が、同時に硬化又は部分硬化される、[6]に記載の方法。
[8]
工程e)における注入又は射出の前に、第1の樹脂の流れを制御するために、組立品に関連して流れ制限を設ける工程を含む、[6]又は[7]に記載の方法。
[9]
流れ制限が、除去可能である、[8]に記載の方法。
[10]
工程e)における注入又は射出の前に、構築品又は組立品に関連して第1の樹脂フローポイント及び第2の樹脂フローポイントを設け、樹脂流れ制限を樹脂フローポイント間に設ける工程を含む、[8]又は[9]に記載の方法。
[11]
工程e)において、第1の樹脂フローポイントが作動して、第2の樹脂フローポイントが作動せずに組立品の一部分に注入し、続いて、第2の樹脂フローポイントが作動して、完全な組立品に注入する、[10]に記載の方法。
[12]
第2の樹脂フローポイントが作動する場合、第1の樹脂フローポイントが作動しない、[10]又は[11]に記載の方法。
[13]
樹脂フローポイントが、樹脂が組立品中の所望の場所に達した際に、作動する及び/又は作動しない、[10]から[12]までに記載の方法。
[14]
組立品が、荷重がかかるコア構造体を含み、コア構造体が、組立品中の樹脂の場所の目視による確認を可能にする開口部を含む、[6]から[13]までのいずれか一項に記載の方法。
[15]
内部構造体が、荷重がかかるコア構造体又はコア材料を含み、コア材料が、樹脂材料に対して不浸透性である、[6]から[14]までのいずれか一項に記載の方法。
[16]
表面構造体及び内部構造体を有する繊維強化複合成形品であって、表面構造体は、繊維強化材料及び硬化した第1の樹脂材料の少なくとも1層から形成され、内部構造体は、繊維強化材料及び第2の硬化した樹脂材料の複数の層から形成され、未硬化の第1の樹脂材料の粘度は、未硬化の第2の樹脂材料の粘度よりも低く、前記複合成形品において、2つの硬化した樹脂材料は、互いに少なくとも部分的に混合されている、上記繊維強化複合成形品。
[17]
表面構造体が層間流動媒体を追加的に含むことを特徴とする、[16]に記載の繊維強化複合成形品。
[18]
未硬化の第1の樹脂材料の粘度が、0.14から0.4Pa.sの間にあり、未硬化の第2の樹脂材料の粘度が、0.7・10 4 から8・10 5 Pa.sの間にある(両方とも25℃で測定した)ことを特徴とする、[16]又は[17]に記載の繊維強化複合成形品。
[19]
表面構造体が、縫合又は接着された繊維強化材料の少なくとも1層を含むことを特徴とする、[16]から[18]までのいずれか一項に記載の繊維強化複合成形品。
[20]
内部構造体が、プリプレグから作られた非縫合、非接着又は不織の繊維強化材料の層で構成されていることを特徴とする、[16]から[19]までのいずれか一項に記載の繊維強化複合成形品。
[21]
[16]から[20]までのいずれか一項に記載の繊維強化複合成形品の製造方法であって、
繊維強化材料の少なくとも1層を型面上に置いて、表面構造体の少なくとも一部分を形成する工程、
第2の樹脂材料が含浸された複数のプリプレグ層を表面構造体の少なくとも一部分上に置いて、内部構造体を形成する工程、
複数のプリプレグ層を繊維強化材料の少なくとも1層で覆って、表面構造体を仕上げる工程、
組立品に減圧をかける工程、
減圧下で、流動性の第1樹脂材料を構築品に注入する工程、及び
第1及び第2の樹脂材料を同時に硬化させる工程
を含む上記方法。
[22]
層間流動媒体を、表面構造体の構築の間に適用する工程を追加的に含むことを特徴とする、[21]に記載の方法。
[23]
荷重がかかるコア構造体を、内部構造体に隣接して適用する工程を追加的に含むことを特徴とする、[21]又は[22]に記載の方法。
[24]
第1及び第2の樹脂材料が、70℃から140℃の間の温度で100から600分の間の時間、特に80℃から100℃の間の温度で120から480分の間の時間、同時に硬化されることを特徴とする、[21]から[23]までのいずれか一項に記載の方法。
[25]
表面構造体への含浸に必要とされる第1の樹脂材料の80%が、120分未満の時間内に注入されることを特徴とする、[21]から[24]までのいずれか一項に記載の方法。
[26]
[6]から[14]までのいずれか一項に記載の方法によって製作される、及び/又は[1]から[5]までのいずれか一項に記載の成形品を含む風力タービンブレード。
Claims (17)
- 表面構造体及び内部構造体を有する繊維強化複合成形品又は組立品であって、表面構造体は、繊維強化材料及び第1の樹脂材料の少なくとも1層から形成され、内部構造体は、第2の樹脂材料を含む樹脂含浸繊維強化材料又はプリプレグの複数の層から形成され、前記成形品又は組立品は、第1の樹脂フローポイント、第2の樹脂フローポイント、及び該第1の樹脂の流れを制御するための除去可能な流れ制限を更に有し、第1の樹脂材料が内部構造体の下にある表面構造体に注入され、その後、内部構造体の上にある表面構造体に完全に注入される、上記繊維強化複合成形品又は組立品。
- 第1及び第2の樹脂材料が、同時に硬化又は部分硬化される、請求項1に記載の繊維強化複合成形品又は組立品。
- 繊維強化複合成形品が、荷重がかかるコア構造体を含み、前記コア構造体が、組立品中の樹脂の場所の目視による確認を可能にする開口部を含む、請求項1又は2に記載の繊維強化複合成形品又は組立品。
- 内部構造体が、コア構造体を含む、請求項3に記載の繊維強化複合成形品又は組立品。
- 繊維強化複合成形品の製造方法であって、
a)繊維強化材料の少なくとも1層を型面上に置いて、表面構造体の少なくとも一部分を形成する工程、
b)第2の樹脂材料が含浸された複数のプリプレグ層を表面構造体の少なくとも一部分上に置いて、内部構造体を形成する工程、
c)複数のプリプレグ層を繊維強化材料の少なくとも1層で覆って、表面構造体を完成させる工程、
d)組立品を形成する内部及び表面構造体の組立品に減圧をかける工程、
e)減圧下で、流動性の第1の樹脂材料を組立品に注入又は射出する工程、及び
f)第1及び第2の樹脂材料を硬化させる工程
を含み、工程e)は、第1の注入工程及びその後の第2の注入工程を含み、第1の注入工程において、内部構造体の下にある表面構造体に注入され、その後、プリプレグ層の上にある表面構造体に完全に注入される、上記繊維強化複合成形品の製造方法。 - 第1の樹脂及び第2の樹脂が、同時に硬化又は部分硬化される、請求項5に記載の繊維強化複合成形品の製造方法。
- 工程e)における注入又は射出の前に、第1の樹脂の流れを制御するために、組立品に関連して流れ制限を設ける工程を含む、請求項5又は6に記載の繊維強化複合成形品の製造方法。
- 流れ制限が、除去可能である、請求項7に記載の繊維強化複合成形品の製造方法。
- 工程e)における注入又は射出の前に、構築品又は組立品に関連して第1の樹脂フローポイント及び第2の樹脂フローポイントを設け、樹脂流れ制限を樹脂フローポイント間に設ける工程を含む、請求項7又は8に記載の繊維強化複合成形品の製造方法。
- 工程e)において、第1の樹脂フローポイントが作動して、第2の樹脂フローポイントが作動せずに組立品の一部分に注入し、続いて、第2の樹脂フローポイントが作動して、完全な組立品に注入する、請求項9に記載の繊維強化複合成形品の製造方法。
- 第2の樹脂フローポイントが作動する場合、第1の樹脂フローポイントが作動しない、請求項9又は10に記載の繊維強化複合成形品の製造方法。
- 樹脂フローポイントが、樹脂が組立品中の所望の場所に達した際に、作動する及び/又は作動しない、請求項9から11までに記載の繊維強化複合成形品の製造方法。
- 組立品が、荷重がかかるコア構造体を含み、コア構造体が、組立品中の樹脂の場所の目視による確認を可能にする開口部を含む、請求項5から12までのいずれか一項に記載の繊維強化複合成形品の製造方法。
- 内部構造体が、荷重がかかるコア構造体又はコア材料を含み、コア材料が、樹脂材料に対して不浸透性である、請求項5から13までのいずれか一項に記載の繊維強化複合成形品の製造方法。
- 第1及び第2の樹脂材料が、70℃から140℃の間の温度で100から600分の間の時間、特に80℃から100℃の間の温度で120から480分の間の時間、同時に硬化されることを特徴とする、請求項5から14までのいずれか一項に記載の繊維強化複合成形品の製造方法。
- 表面構造体への含浸に必要とされる第1の樹脂材料の80%が、120分未満の時間内に注入されることを特徴とする、請求項5から15までのいずれか一項に記載の繊維強化複合成形品の製造方法。
- 請求項5から16までのいずれか一項に記載の繊維強化複合成形品の製造方法を利用して、及び/又は請求項1から4までのいずれか一項に記載の繊維強化複合成形品を用いて、風力タービンブレードを製造する方法。
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ATA1131/2010 | 2010-07-02 | ||
AT11312010 | 2010-07-02 | ||
ATA735/2011 | 2011-05-20 | ||
ATA734/2011A AT511507A1 (de) | 2011-05-20 | 2011-05-20 | Formmaterial |
ATA734/2011 | 2011-05-20 | ||
GBGB1108552.9A GB201108552D0 (en) | 2011-05-20 | 2011-05-20 | Moulding |
GB1108552.9 | 2011-05-20 | ||
AT7352011A AT510083A3 (de) | 2010-07-02 | 2011-05-20 | Faserverstärktes verbundformteil |
PCT/EP2011/003260 WO2012000678A1 (en) | 2010-07-02 | 2011-07-01 | Fibre reinforced composite moulding |
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US20150360426A1 (en) * | 2013-02-26 | 2015-12-17 | Hexcel Holding Gmbh | Manufacture of a moulded part |
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CA2803414A1 (en) | 2012-01-05 |
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JP2013537490A (ja) | 2013-10-03 |
CN103097116A (zh) | 2013-05-08 |
BR112013000096A2 (pt) | 2016-05-17 |
KR101995529B1 (ko) | 2019-07-02 |
CA2803414C (en) | 2018-09-04 |
US20130287589A1 (en) | 2013-10-31 |
WO2012000678A1 (en) | 2012-01-05 |
EP2588296B1 (en) | 2018-05-02 |
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US9132591B2 (en) | 2015-09-15 |
CN103097116B (zh) | 2016-11-09 |
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