JP2930902B2 - Fiber preform molding method and apparatus - Google Patents
Fiber preform molding method and apparatusInfo
- Publication number
- JP2930902B2 JP2930902B2 JP8070970A JP7097096A JP2930902B2 JP 2930902 B2 JP2930902 B2 JP 2930902B2 JP 8070970 A JP8070970 A JP 8070970A JP 7097096 A JP7097096 A JP 7097096A JP 2930902 B2 JP2930902 B2 JP 2930902B2
- Authority
- JP
- Japan
- Prior art keywords
- fiber
- fiber preform
- winding
- mold
- forming
- 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.)
- Expired - Lifetime
Links
- 239000000835 fiber Substances 0.000 title claims description 122
- 238000000465 moulding Methods 0.000 title claims description 45
- 238000000034 method Methods 0.000 title claims description 29
- 238000004804 winding Methods 0.000 claims description 30
- 238000010438 heat treatment Methods 0.000 claims description 15
- 238000009730 filament winding Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 12
- 238000005553 drilling Methods 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 229920001187 thermosetting polymer Polymers 0.000 claims description 4
- 239000002131 composite material Substances 0.000 description 10
- 229920000642 polymer Polymers 0.000 description 5
- 239000002243 precursor Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 238000004381 surface treatment Methods 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003733 fiber-reinforced composite Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011151 fibre-reinforced plastic Substances 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920001558 organosilicon polymer Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011226 reinforced ceramic Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Moulding By Coating Moulds (AREA)
- Nonwoven Fabrics (AREA)
- Reinforced Plastic Materials (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は繊維プリフォーム成
形法およびその装置に関する。さらに詳しくは、屈曲部
の形状の如何にかかわらずに繊維を巻付けることのでき
る繊維プリフォーム成形法およびその装置に関する。The present invention relates to a fiber preform molding method and an apparatus therefor. More specifically, the present invention relates to a fiber preform molding method capable of winding fibers irrespective of the shape of a bent portion and an apparatus therefor.
【０００２】[0002]
【従来の技術】ガスタービンやジェットエンジン（以
下、ガスタービンで代表する）には繊維強化セラミック
ス（ＣＭＣ）、繊維強化プラスチック（ＦＲＰ）、繊維
強化金属（ＦＲＭ）、カーボン／カーボンコンポジット
（Ｃ／Ｃ）などの繊維強化複合材料（以下、単に複合材
という）が用いられている。2. Description of the Related Art Fiber reinforced ceramics (CMC), fiber reinforced plastics (FRP), fiber reinforced metal (FRM), carbon / carbon composite (C / C) ) And the like (hereinafter, simply referred to as a composite material).
【０００３】この複合材は、例えばフィラメント・ワイ
ンディング法により成形される。このフィラメント・ワ
インディング法によりガスタービン用耐熱複合材燃焼器
ライナ（以下、複合材ライナという）を成形した場合、
従来の成形装置においては繊維に過度の張力を与えると
ともに、繊維送り出し口の移動により繊維巻出しから送
り出し間で繊維に捻じりが与えられるために、繊維特性
を劣化させ、複合材ライナなどの最終製品の強度が損な
われるという問題がある。[0003] This composite material is formed, for example, by a filament winding method. When a heat-resistant composite combustor liner for a gas turbine (hereinafter referred to as a composite material liner) is formed by this filament winding method,
In the conventional molding equipment, excessive tension is applied to the fiber, and the movement of the fiber feed port causes the fiber to be twisted between the unwinding and the feeding. There is a problem that the strength of the product is impaired.
【０００４】かかる従来のフィラメント・ワインディン
グ法による成形における問題を解決すべく、本出願人は
すでに特願平６ー２１５８２５号により、繊維巻出し工
程、表面処理工程、および巻取り工程からなる繊維強化
材料の繊維プリフォームを成形するフィラメント・ワイ
ンディング成形法において、前記繊維巻出し工程および
巻取り工程の繊維巻出し、巻取りが必要最小限の繊維張
力で行われ張力による繊維特性の劣化を防止するととも
に、前記巻取り工程の前記繊維巻取りが、前記表面処理
工程から送り出される繊維を左右に変向することなく送
り出し、軸方向に移動する巻取り型で巻き取り、捻じり
による繊維特性の劣化を防止したことを特徴とするフィ
ラメント・ワインディング成形法、およびボビン巻きの
繊維を巻き出して、送り出し、表面処理を行い、巻取り
型に巻回して繊維強化複合材料前駆体の繊維プリフォー
ムを形成するフィラメント・ワインディング成形装置に
おいて、前記繊維を送り出す送出しローラと表面処理を
行う含浸ローラの間の前記繊維のたるみ量を略一定にし
て、張力を一定にする速度指令を前記送出しローラに出
力し、送出し速度を調整する装置と、前記含浸ローラか
ら送り出される前記繊維を吊り下げたダンサロールを略
一定の位置に保持して前記繊維の張力を一定にする速度
指令を前記巻取り型に出力し、巻取り速度を調整する装
置と、軸方向に往復動する前記巻取り型に、前記含浸ロ
ーラから送り出される前記繊維の通路と略同一な垂直面
内から前記繊維を送り出す送出し口を設けたことを特徴
とするフィラメント・ワインディング成形装置を提案し
ている。[0004] In order to solve such a problem in the molding by the conventional filament winding method, the present applicant has already disclosed in Japanese Patent Application No. Hei 6-215825 a fiber reinforcement comprising a fiber unwinding step, a surface treatment step and a winding step. In the filament winding forming method for forming a fiber preform of a material, the fiber unwinding and winding in the fiber unwinding step and the winding step are performed with a minimum necessary fiber tension, thereby preventing deterioration of fiber characteristics due to the tension. At the same time, the fiber winding in the winding step sends out the fiber sent out from the surface treatment step without changing its direction to the right and left, and winds up in a winding type that moves in the axial direction, thereby deteriorating fiber properties due to twisting. Filament winding molding method, characterized by preventing bobbin winding fiber In a filament winding forming apparatus for feeding, performing a surface treatment, and winding the fiber into a winding die to form a fiber preform of a fiber reinforced composite material precursor, between a delivery roller for sending out the fiber and an impregnating roller for performing a surface treatment. A device for outputting a speed command to the sending roller to make the slack amount of the fiber substantially constant and keeping the tension constant, and adjusting a sending speed, and a dancer for suspending the fiber sent from the impregnating roller. A device for adjusting the winding speed by outputting a speed command for keeping the tension of the fiber constant by holding the roll at a substantially constant position to the winding die, and the winding die reciprocating in the axial direction, A filament windin provided with a delivery port for delivering the fiber from a vertical plane substantially the same as the path of the fiber delivered from the impregnation roller. It has proposed a molding apparatus.
【０００５】しかしながら、複合材が適用される部品の
形状は、部分的に径が変化した屈曲部を有する構造が一
般的であり、前記本出願人の提案にかかわる成形法ある
いは成形装置により、屈曲部において繊維巻取り速度、
繊維送り出し速度、繊維送り出し口、成形型などの移動
速度を調整しても、繊維の滑りを生じないで巻付けが可
能な形状には限界があるという問題がある。However, the shape of a component to which the composite material is applied is generally a structure having a bent portion with a partially changed diameter, and is bent by a forming method or a forming apparatus according to the proposal of the present applicant. Fiber winding speed,
Even if the fiber feeding speed, the fiber feeding port, and the moving speed of the molding die are adjusted, there is a problem that there is a limit to the shape that can be wound without causing the fiber to slip.
【０００６】[0006]
【発明が解決しようとする課題】本発明はかかる従来技
術の課題に鑑みなされたものであって、屈曲部における
形状の如何を問わずに繊維に滑りを生じさせることなく
巻付けることができる繊維プリフォーム成形法およびそ
の装置を提供することを目的としている。SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the prior art, and is intended to provide a fiber which can be wound without causing slip on the fiber irrespective of the shape of the bent portion. An object of the present invention is to provide a preform molding method and an apparatus therefor.
【０００７】[0007]
【課題を解決するための手段】本発明の繊維プリフォー
ム成形法は、フィラメント・ワインディング法を用いる
繊維プリフォーム成形法であって、成形型の屈曲部の傾
斜面に所定配列にて形成された穴に、その傾斜面に巻き
付けられる繊維と同材質とされている滑り防止用部材を
所要数植設する手順と、前記滑り防止用部材を利用して
成形型の屈曲部に熱硬化性樹脂が含浸された繊維を巻き
付ける手順と、前記熱硬化性樹脂を加熱・硬化させた
後、前記成形型を分離して繊維プリフォームを得る手順
とからなることを特徴とする。The fiber preform molding method of the present invention is a fiber preform molding method using a filament winding method, wherein the inclination of the bent portion of the mold is adjusted.
Wound around the holes formed in a predetermined array on the slope
A procedure of implanting a required number of anti-slip members made of the same material as the fiber to be attached, and a step of winding a fiber impregnated with a thermosetting resin around a bent portion of a mold using the anti-slip member. If, of heat-cured the thermosetting resin
After, it characterized by comprising the said mold by separating Ru obtain a fiber preform procedure.
【０００８】[0008]
【０００９】[0009]
【００１０】 なお、本発明の繊維プリフォーム成形法
において成形された成形品中に前記滑り防止部材が残存
しているのが好ましい。[0010] It is preferable that the anti-slip member to the fiber preform during the forming shape has been formed form products in methods of the present invention is left.
【００１１】[0011]
【００１２】[0012]
【００１３】 本発明の繊維プリフォーム成形法におい
ては、繊維プリフォーム成形品に孔を形成する孔明け用
部材を成形型に植設してから繊維を巻付けてもよい。[0013] The fiber preform molding method smell of the present invention
Te, the fibers may be wound from implanted a member for drilling of a hole in the fiber preform molded article to the mold.
【００１４】 一方、本発明の繊維プリフォーム成形装
置は、フィラメント・ワインディング法を用いる繊維プ
リフォーム成形装置であって、屈曲部に所定配列にて形
成された穴の各穴に所定直径の滑り防止部材が所要数植
設されてなる成形型を用いることを特徴とするものであ
る。On the other hand, a fiber preform molding apparatus according to the present invention is a fiber preform molding apparatus using a filament winding method, and is formed in a predetermined arrangement at a bent portion.
A required number of anti-slip members with a predetermined diameter are planted in each of the holes
And it is characterized in using a mold formed by set.
【００１５】 より具体的には、本発明の繊維プリフォ
ーム成形装置の第１態様は、屈曲部の傾斜面に滑り防止
部材が植設されてなる成形型を用いることを特徴とする
ものである。[0015] More specifically, the first aspect of the fiber preform molding apparatus of the present invention is characterized by using a molding die in which an anti-slip member is implanted on an inclined surface of a bent portion. .
【００１６】 本発明の繊維プリフォーム成形装置にお
いては、前記滑り防止部材が繊維と同材質とされている
のが好ましい。In the fiber preform molding apparatus of the present invention, it is preferable that the anti-slip member is made of the same material as the fiber.
【００１７】 また、本発明の繊維プリフォーム成形装
置においては、成形型の繊維巻付け部を加熱する加熱手
段を備えてなるのが好ましい。Further, the fiber preform molding apparatus of the present invention preferably includes a heating means for heating the fiber winding portion of the molding die.
【００１８】 さらに、本発明の繊維プリフォーム成形
装置においては、繊維プリフォーム成形品に孔を形成す
る孔明け用部材が植設されている成形型を用いてもよ
い。Further, in the fiber preform molding apparatus of the present invention, a molding die in which a hole-forming member for forming a hole in a fiber preform molded product may be used .
No.
【００１９】[0019]
【作用】本発明によれば屈曲部の形状如何にかかわらず
繊維が滑ることがないので、繊維を成形型に均一に巻付
けることができる。そのため、繊維プリフォームの品質
を向上できる。According to the present invention, since the fiber does not slip regardless of the shape of the bent portion, the fiber can be uniformly wound around the forming die. Therefore, the quality of the fiber preform can be improved.
【００２０】本発明の好ましい態様によれば、成形品を
成形型から離脱させると同時に、所望箇所に所望形状の
孔が形成されるので、孔明けを必要とする繊維プリフォ
ームの成形工程が短縮される。また、孔明けの際に繊維
を切断することがないので、孔明けに伴う成形品の品質
の劣化は生じない。According to a preferred embodiment of the present invention, since a hole having a desired shape is formed at a desired place at the same time as the molded article is separated from the mold, the forming step of the fiber preform which requires perforation is shortened. Is done. Further, since the fiber is not cut at the time of perforation, deterioration of the quality of the molded article due to perforation does not occur.
【００２１】[0021]
【発明の実施の形態】以下、添付図面を参照しながら本
発明を実施の形態に基づいて説明するが、本発明はかか
る実施の形態のみに限定されるものではない。DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described based on embodiments with reference to the accompanying drawings, but the present invention is not limited to only such embodiments.
【００２２】実施の形態１ 図１に示すような屈曲部１１およびその前後にピン２が
植設されている、分割構造のアルミニウム合金からなる
ガスタービンの燃焼器ライナ用成形型１を用いてフィラ
メント・ワインディング法により成形型１外面に繊維を
巻付け繊維プリフォームを作製した。Embodiment 1 A filament is formed by using a mold 1 for a combustor liner of a gas turbine made of an aluminum alloy having a divided structure in which a bent portion 11 as shown in FIG. The fiber was wound around the outer surface of the mold 1 by a winding method to prepare a fiber preform.
【００２３】この成形型１の屈曲部１１およびその前後
におけるピン２の植設は、成形型１の屈曲部１１および
その前後に直径１ｍｍ程度の穴１２を軸方向および円周
方向に所定配列で多数形成し、その穴１２に巻付けられ
る繊維と同材質（炭化珪素繊維）の太径（直径：約０．
１４ｍｍ）の繊維を差し込めるだけ（７〜８本程度）差
し込み接着剤で固定し、そして突出し長さを巻付け繊維
厚みと同程度に調整することにより行った。The planting of the bent portion 11 of the molding die 1 and the pins 2 before and after the bending portion 11 is performed by forming the bent portion 11 of the molding die 1 and holes 12 having a diameter of about 1 mm before and after the bending portion 11 in a predetermined arrangement in the axial direction and the circumferential direction. A large diameter (diameter: about 0.1 mm) of the same material (silicon carbide fiber) as the fiber formed and wound around the hole 12.
14 mm) of fibers were inserted (about 7 to 8 fibers) and fixed with an insertion adhesive, and the protrusion length was adjusted to the same level as the thickness of the wound fiber.
【００２４】かかるピン２が植設された成形型１を用い
てフィラメント・ワインディング法により炭化珪素繊維
に有機珪素ポリマーを含浸させながら約５ｍｍの厚さで
繊維の巻付けを行った。この場合、成形型１の屈曲部１
１およびその前後に前述のようにピン２が植設されてい
るために、屈曲部１１およびその前後においては巻付け
られる繊維がピン２に捕捉され、巻付けられた繊維が屈
曲部１１の斜面に沿って滑り落ちることがなく、所望厚
さで巻付けることができる。すなわち、均一に所望厚さ
で巻付けられた繊維プリフォームが得られる。Using the mold 1 in which the pins 2 were implanted, the fiber was wound to a thickness of about 5 mm by a filament winding method while impregnating the silicon carbide fiber with the organic silicon polymer. In this case, the bent portion 1 of the molding die 1
1 and the pins 2 are implanted before and after the bent portion 11 as described above, the wound fiber is caught by the pin 2 at the bent portion 11 and before and after the bent portion, and the wound fiber is inclined by the slope of the bent portion 11. And can be wound at a desired thickness without slipping down. That is, a fiber preform uniformly wound with a desired thickness is obtained.
【００２５】得られた含浸材付繊維プリフォームを約２
００℃で加熱・乾燥させ、含浸材を固化させた。しかる
のち、成形型１を分解して離型し、繊維プリフォーム単
体を採取した。なお、前記加熱により成形型１に植設さ
れているピン２を固定している接着剤が分解・離散し、
繊維プリフォーム単体はピン２が突き刺さった状態で離
型された。そして、ピン２の繊維プリフォームの内外面
から突出した部分のみを切除した。これは、ピン２の繊
維プリフォーム内に残存した部分を繊維プリフォームの
剪断強度を高める繊維とするためである。The obtained fiber preform with impregnating material is used for about 2
It was heated and dried at 00 ° C. to solidify the impregnating material. Thereafter, the mold 1 was disassembled and released, and a single fiber preform was collected. In addition, the adhesive fixing the pin 2 implanted in the molding die 1 is decomposed and separated by the heating,
The fiber preform alone was released with the pin 2 piercing. Then, only the portion of the pin 2 protruding from the inner and outer surfaces of the fiber preform was cut off. This is because the remaining portion of the pin 2 in the fiber preform is a fiber for increasing the shear strength of the fiber preform.
【００２６】しかして、この繊維プリフォームにマトリ
ックス前駆体ポリマー溶液を含浸・転化することにより
複合化し、ガスタービン用繊維強化複合材料製燃焼器ラ
イナとした。すなわち、複合材ライナとした。[0026] The fiber preform was impregnated with the matrix precursor polymer solution and converted to form a composite, thereby obtaining a combustor liner made of a fiber-reinforced composite material for a gas turbine. That is, a composite liner was used.
【００２７】このように、この実施の形態１によれば、
成形型１の屈曲部１１およびその前後にピン２を植設し
て繊維を巻付けるようにしているので、屈曲部１１の形
状如何にかかわらず繊維に滑りを生じさせることなく巻
付けることができる。また、巻付けに使用した繊維と同
材質のピン２が繊維プリフォーム内に残存しているの
で、得られた成形品の剪断強度が増大される。As described above, according to the first embodiment,
Since the fibers are wound by implanting the pins 2 at the bent portion 11 of the molding die 1 and before and after the bent portion, regardless of the shape of the bent portion 11, the fibers can be wound without causing slippage. . Further, since the pins 2 of the same material as the fiber used for the winding remain in the fiber preform, the shear strength of the obtained molded product is increased.
【００２８】なお、この実施の形態１において、図２に
示すように、成形型１の所望位置に孔明け用部材１３を
植設して繊維の巻付けを行えば、成形型１の離型と同時
に所望位置に所定の孔径の孔を有する繊維プリフォーム
を成形できる。この場合、繊維を切断することなく孔明
けがなされるので、孔明けに伴う繊維プリフォームの特
性劣化は生じない。In the first embodiment, as shown in FIG. 2, if a hole is formed at a desired position of the forming die 1 and a fiber is wound, the mold 1 is released. At the same time, a fiber preform having a hole with a predetermined hole diameter at a desired position can be formed. In this case, since the perforation is performed without cutting the fiber, the characteristic deterioration of the fiber preform due to the perforation does not occur.
【００２９】実施の形態２ 図３に概略図で示すような装置（以下、加熱式巻付け装
置という）Ｈを用いてフィラメント・ワインディング法
により分割構造のアルミニウム合金からなるガスタービ
ンの燃焼器ライナ用成形型３の外面に繊維５を巻付け、
繊維プリフォームを作製した。なお、図３において成形
型３は作図の便宜上、簡略化して描かれている。Second Embodiment For a combustor liner of a gas turbine made of an aluminum alloy having a divided structure by a filament winding method using a device (hereinafter referred to as a heating type winding device) H schematically shown in FIG. Wrap the fiber 5 around the outer surface of the mold 3,
A fiber preform was made. In FIG. 3, the mold 3 is illustrated in a simplified manner for convenience of drawing.
【００３０】この加熱式巻付け装置Ｈは、上流工程に設
けられた浸漬装置Ｇによりマトリックス前駆体ポリマー
Ｍ溶液が含浸された繊維５を成形型３に成形型３を回転
かつ軸方向に移動させながら巻付ける際に、その巻付け
部３２を加熱手段４により加熱しながら繊維５を巻付け
るものである。In the heating type winding apparatus H, the fiber 5 impregnated with the matrix precursor polymer M solution is moved to the molding die 3 by rotating the molding die 3 in the axial direction by the immersion device G provided in the upstream process. When winding, the fiber 5 is wound while the winding unit 32 is heated by the heating means 4.
【００３１】この加熱手段４は、例えばハロゲンランプ
４１とされ、そしてこの加熱手段４により繊維５は約２
００℃に加熱されながら巻付けられる。この加熱のた
め、巻付けられた繊維５に含浸されているマトリックス
前駆体ポリマーＭは繊維５が巻付けられた直後に成形型
３外面上あるいは繊維５，５間で乾燥・固化するので、
巻付け直後に剛性のある繊維ポリマーの複合成形体が得
られる。The heating means 4 is, for example, a halogen lamp 41.
It is wound while being heated to 00 ° C. Due to this heating, the matrix precursor polymer M impregnated in the wound fiber 5 is dried and solidified on the outer surface of the mold 3 or between the fibers 5 immediately after the fiber 5 is wound.
Immediately after winding, a rigid fiber polymer composite molded article is obtained.
【００３２】しかして、この加熱式巻付け装置Ｈにより
所定の厚さまで繊維５を巻付け、実施の形態１と同様に
して複合化を行い、ガスタービン用繊維強化複合材料製
燃焼器ライナとした。すなわち、複合材ライナとした。Then, the fiber 5 is wound to a predetermined thickness by the heating type winding device H, and composited in the same manner as in the first embodiment to obtain a combustor liner made of a fiber-reinforced composite material for a gas turbine. . That is, a composite liner was used.
【００３３】このように、この実施の形態２によれば、
成形型３の繊維５が巻付けられる部分（巻付け部３２）
を加熱しながら繊維５を巻付けているので、巻付けと同
時に繊維５が乾燥・固化するため屈曲部３１の形状如何
にかかわらず繊維に滑りを生じさせることなく巻付ける
ことができる。As described above, according to the second embodiment,
Portion where the fiber 5 of the molding die 3 is wound (winding portion 32)
Since the fiber 5 is wound while heating the fiber, the fiber 5 is dried and solidified at the same time as the winding, so that the fiber 5 can be wound without causing slippage regardless of the shape of the bent portion 31.
【００３４】なお、この実施の形態２においても実施の
形態１と同様に、成形型に孔明け用部材を植設しておけ
ば、孔を有する繊維プリフォームを得ることができる。In the second embodiment, as in the first embodiment, a fiber preform having holes can be obtained by implanting a punching member in a molding die.
【００３５】[0035]
【発明の効果】以上詳述したように、本発明によれば繊
維プリフォーム成形において、成形型の屈曲部の形状の
如何にかかわらず繊維に滑りを生じさせることなく巻付
けがなされるという優れた効果が得られる。As described above in detail, according to the present invention, in the fiber preform molding, the fiber can be wound without causing the fiber to slip regardless of the shape of the bent portion of the molding die. The effect is obtained.
【００３６】本発明の好ましい態様によれば、成形品を
成形型から離脱させると同時に、所望箇所に所望形状の
孔が形成されるので、孔明けを必要とする繊維プリフォ
ームの成形工程が短縮されるという優れた効果も得られ
る。また、孔明けの際に繊維を切断することがないの
で、孔明けに伴う成形品の品質の劣化は生じないという
効果も得られる。According to a preferred embodiment of the present invention, since a molded article is detached from a mold and a hole having a desired shape is formed at a desired location, a molding step of a fiber preform requiring perforation is shortened. The excellent effect of being performed is also obtained. Further, since the fiber is not cut at the time of perforation, the effect that the quality of a molded article is not deteriorated due to perforation is obtained.
【図面の簡単な説明】[Brief description of the drawings]
【図１】本発明の実施の形態１に用いられている成形型
の概略図である。FIG. 1 is a schematic diagram of a mold used in Embodiment 1 of the present invention.
【図２】実施の形態１において孔明け部材が植設されて
いる成形型の概略図である。FIG. 2 is a schematic view of a molding die in which a drilling member is implanted in the first embodiment.
【図３】実施の形態２に用いられている成形装置の概略
図である。FIG. 3 is a schematic diagram of a molding apparatus used in a second embodiment.
１ 成形型 １１ 屈曲部 １２ 穴 １３ 孔明け用部材 ２ ピン ３ 成形型 ３１ 屈曲部 ３２ 巻付け部 ４ 加熱手段 ４１ ハロゲンランプ ５ 繊維 Ｈ 加熱式巻付け装置 Ｇ 浸漬装置 Ｍ マトリックス前駆体ポリマー DESCRIPTION OF SYMBOLS 1 Mold 11 Bending part 12 hole 13 Drilling member 2 Pin 3 Mold 31 Bending part 32 Winding part 4 Heating means 41 Halogen lamp 5 Fiber H Heating winding apparatus G Dipping apparatus M Matrix precursor polymer
フロントページの続き (56)参考文献 特開 平７−100942（ＪＰ，Ａ) 特開 平１−286822（ＪＰ，Ａ) 特開 平１−200940（ＪＰ，Ａ) 特開 平２−220833（ＪＰ，Ａ) 特開 平５−269868（ＪＰ，Ａ) 特開 平３−222723（ＪＰ，Ａ) 特開 平３−281231（ＪＰ，Ａ) 特開 平４−299127（ＪＰ，Ａ) (58)調査した分野(Int.Cl.6，ＤＢ名) B29C 70/02 - 70/28 Continuation of the front page (56) References JP-A-7-100942 (JP, A) JP-A-1-286822 (JP, A) JP-A-1-200940 (JP, A) JP-A-2-220833 (JP) JP-A-5-269868 (JP, A) JP-A-3-222723 (JP, A) JP-A-3-281231 (JP, A) JP-A-4-299127 (JP, A) (58) Field surveyed (Int.Cl. 6 , DB name) B29C 70/02-70/28
Claims (7)
る繊維プリフォーム成形法であって、 成形型の屈曲部の傾斜面に所定配列にて形成された穴
に、その傾斜面に巻き付けられる繊維と同材質とされて
いる滑り防止用部材を所要数植設する手順と、 前記滑り防止用部材を利用して成形型の屈曲部に熱硬化
性樹脂が含浸された繊維を巻き付ける手順と、 前記熱硬化性樹脂を加熱・硬化させた後、前記成形型を
分離して繊維プリフォームを得る手順とからなることを
特徴とする繊維プリフォーム成形法。1. A fiber preform molding method using a filament winding method , wherein the same material as a fiber wound on an inclined surface is formed in a hole formed in a predetermined arrangement on an inclined surface of a bent portion of a molding die. Been
Heating and procedures which required number implanted slip preventing member, a step of winding a fiber thermosetting resin in the bent portion of the mold by using the slip preventing member is impregnated, the thermosetting resin are・ After curing, remove the mold
Fiber preform molding method characterized by comprising the fiber preform from the resulting procedure step by separating.
孔明け用部材を成形型に植設してから繊維を巻付けるこ
とを特徴とする請求項１記載の繊維プリフォーム成形
法。2. A fiber preform molding method according to claim 1, wherein a fiber forming member is provided with a hole forming member for forming a hole in the fiber preform molded product, and the fibers are wound thereon.
る繊維プリフォーム成形装置であって、屈曲部の傾斜面
に所定配列にて形成された穴の各穴に滑り防止部材が所
要数植設されてなる成形型を用いることを特徴とする繊
維プリフォーム成形装置。3. A fiber preform molding apparatus using a filament winding method, wherein the inclined surface of a bent portion is formed.
Fiber preform molding apparatus which comprises using a mold preventing member sliding into each well of the formed holes formed by the required number of implanted at a predetermined sequence to.
ていることを特徴とする請求項３記載の繊維プリフォー
ム成形装置。4. A fiber preform molding apparatus according to claim 3, wherein said anti-slip member is made of the same material as the fiber.
段を備えてなることを特徴とする請求項３記載の繊維プ
リフォーム成形装置。5. The fiber preform molding apparatus according to claim 3 , further comprising heating means for heating a fiber winding portion of the molding die.
孔明け用部材が植設されている成形型を用いることを特
徴とする請求項３記載の繊維プリフォーム成形装置。6. The fiber preform molding apparatus according to claim 3, wherein the drilling member for forming a hole in the fiber preform molded article is characterized by using a mold that has been implanted.
繊維プリフォーム成形品であって、成形時に用いられた
滑り防止部材が残存させられてなることを特徴とする繊
維プリフォーム成形品。7. A fiber-flop, characterized in that a claim 1 formed form fiber preform formed molded article by forming the shape method described, the anti-slip member used at forming shape made are allowed to remain Reformed molded products.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8070970A JP2930902B2 (en) | 1996-02-29 | 1996-02-29 | Fiber preform molding method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8070970A JP2930902B2 (en) | 1996-02-29 | 1996-02-29 | Fiber preform molding method and apparatus |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11058052A Division JP3138750B2 (en) | 1999-03-05 | 1999-03-05 | Fiber preform molding method and its apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH09234803A JPH09234803A (en) | 1997-09-09 |
| JP2930902B2 true JP2930902B2 (en) | 1999-08-09 |
Family
ID=13446899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8070970A Expired - Lifetime JP2930902B2 (en) | 1996-02-29 | 1996-02-29 | Fiber preform molding method and apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2930902B2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11255567A (en) * | 1998-03-09 | 1999-09-21 | Toshiba Corp | Ceramic fiber composite material part and method of manufacturing the same |
| DE102007057198B4 (en) * | 2007-11-28 | 2017-04-20 | Daimler Ag | Process for producing a fiber composite hollow body with power flow and voltage optimized fiber alignment |
| JP5010447B2 (en) * | 2007-12-04 | 2012-08-29 | トヨタ自動車株式会社 | Manufacturing method of fiber reinforced resin member |
| CN113858650B (en) * | 2020-06-30 | 2024-05-24 | 中国航发商用航空发动机有限责任公司 | Method for manufacturing composite material annular piece |
| CN114055812B (en) | 2020-07-29 | 2026-01-16 | 中国航发商用航空发动机有限责任公司 | Control method for winding deformation of fiber fabric and forming die thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01286822A (en) * | 1987-12-25 | 1989-11-17 | Nkk Corp | Molding method of laminated bent pipe made of frp |
| JP2606252B2 (en) * | 1988-02-05 | 1997-04-30 | 日本鋼管株式会社 | Method of forming laminated T-tube made of FRP |
| JPH02220833A (en) * | 1989-02-23 | 1990-09-04 | Suzuki Motor Co Ltd | Filament winding forming method |
| JPH03222723A (en) * | 1990-01-30 | 1991-10-01 | Shitsupu & Ooshiyan Zaidan | Manufacture of fiber reinforced plastic shaft with metallic flange |
| JPH0626858B2 (en) * | 1990-03-30 | 1994-04-13 | 新日本製鐵株式会社 | Method for forming tubular body by filament winding |
| JPH04299127A (en) * | 1991-03-28 | 1992-10-22 | Sekisui Chem Co Ltd | Mandrel for molding of frp pipe joint |
| JPH05269868A (en) * | 1992-03-25 | 1993-10-19 | Sumitomo Metal Ind Ltd | Method for manufacturing perforated hollow composite material |
| JPH07100942A (en) * | 1993-10-04 | 1995-04-18 | Sekisui Chem Co Ltd | Manufacturing method of curved pipe joint made of fiber reinforced resin |
-
1996
- 1996-02-29 JP JP8070970A patent/JP2930902B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH09234803A (en) | 1997-09-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4978360A (en) | Method of manufacturing a composite implant prosthesis | |
| JP5704739B2 (en) | Method for manufacturing a hollow shaft having at least one integral flange made of fiber composite | |
| US5503928A (en) | Fibre reinforced composites | |
| US4902297A (en) | Composite implant prosthesis | |
| JPH09510157A (en) | Melt impregnation method | |
| JP2930902B2 (en) | Fiber preform molding method and apparatus | |
| JP3138750B2 (en) | Fiber preform molding method and its apparatus | |
| CA2121466C (en) | Process and apparatus for forming frp formed product with spiral groove | |
| JP3635773B2 (en) | Yarn prepreg manufacturing method and apparatus | |
| JPS6034832A (en) | Method and device for manufacturing high strength composite structure | |
| JPH05168375A (en) | Material for fishing rod and manufacturing method thereof | |
| JP3011771B2 (en) | Wire preform for manufacturing composite material and method for manufacturing the same | |
| JPH02112926A (en) | Manufacture of hoop reinforcement | |
| JPH04218167A (en) | Method and apparatus for producing catheter having knitted armor | |
| JP3333464B2 (en) | Thermoplastic resin composite glass fiber base material and method for producing the same | |
| JPH08281814A (en) | Filament winding molding method for composite material | |
| JP2000210743A (en) | High temperature wet type filament winding device | |
| US20050051665A1 (en) | Apparatus and method for forming enlarged base on yarn carrier, and yarn carrier with enlarged base | |
| JP3595213B2 (en) | Method of forming FRP tube | |
| JPS5921292B2 (en) | Manufacturing method for fiber-reinforced composite material coil springs | |
| JPH03146762A (en) | Production of braided tube | |
| JPH0954232A (en) | Production of optical cable and apparatus for production therefor | |
| JPH09226012A (en) | Manufacture of frp yarn stock for frp coil spring | |
| JPS6063137A (en) | Manufacture of carbon fiber-reinforced plastic pipe | |
| JPH01222927A (en) | Manufacture of fiber reinforced resin member |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 19990511 |