JPS62271644A - Manufacture of fiber-reinforced metallic product - Google Patents
Manufacture of fiber-reinforced metallic productInfo
- Publication number
- JPS62271644A JPS62271644A JP11406686A JP11406686A JPS62271644A JP S62271644 A JPS62271644 A JP S62271644A JP 11406686 A JP11406686 A JP 11406686A JP 11406686 A JP11406686 A JP 11406686A JP S62271644 A JPS62271644 A JP S62271644A
- Authority
- JP
- Japan
- Prior art keywords
- joint
- reinforcing fibers
- fiber
- pipe
- metal
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 36
- 239000002184 metal Substances 0.000 claims abstract description 36
- 239000012783 reinforcing fiber Substances 0.000 claims abstract description 25
- 239000002131 composite material Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000003754 machining Methods 0.000 claims abstract description 7
- 238000010030 laminating Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 1
- 239000011888 foil Substances 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract 2
- 238000003475 lamination Methods 0.000 abstract 1
- 239000000835 fiber Substances 0.000 description 5
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001513 hot isostatic pressing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Pressure Welding/Diffusion-Bonding (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Abstract
Description
【発明の詳細な説明】
3、発明の詳細な説明
〔産業上の利用分野〕
この発明は例えば宇宙飛行物の構造部材として使用され
るパイプ等の繊維強化金属製品の製造方法、特にHIP
(hot 1sostatic pressing :
熱間静水圧成形)による製造方法に関するものである。Detailed Description of the Invention 3. Detailed Description of the Invention [Field of Industrial Application] This invention relates to a method for manufacturing fiber-reinforced metal products such as pipes used as structural members of spacecraft, particularly HIP.
(hot 1sostatic pressing:
The invention relates to a manufacturing method using hot isostatic pressing (hot isostatic pressing).
第3図は例えば日本複合材料学会誌第11巻第4号(1
985) p、136に示されたHIPによる従来の製
造方法により製造された繊維強化金属製品(パイプ)を
示す斜視図であり、図において、(1)は金属製品の本
体、(2)は本体(1)の両端部に溶接された継手金具
である。Figure 3 shows, for example, the Journal of the Japan Society for Composite Materials, Vol. 11, No. 4 (1
985) is a perspective view showing a fiber-reinforced metal product (pipe) manufactured by the conventional manufacturing method using HIP shown on page 136, in which (1) is the main body of the metal product, and (2) is the main body. This is a joint fitting welded to both ends of (1).
従来の繊維強化金属製品の製造方法は、あらかじめボロ
ン繊維やカーボン繊維のような強化繊維(3)を配列さ
せた金属シートをコイル状に巻いて積層し、これを高温
高圧下にIIIPによる複合化処理を行って本体(1)
を形成し、その後接続用の穴(4)を有する継手金具(
2)を本体(1)の両端に溶接して金属製品(パイプ)
が完成する。The conventional manufacturing method for fiber-reinforced metal products is to coil and laminate metal sheets in which reinforcing fibers (3) such as boron fibers and carbon fibers are arranged in advance, and then to composite them using IIIP under high temperature and high pressure. After processing, the main body (1)
, and then a fitting fitting (
2) is welded to both ends of the main body (1) to create a metal product (pipe).
is completed.
強化繊維(3)としてボロン繊維を配列させたアルミニ
ウム合金シートから繊維強化パイプを製造する方法を例
にとって、従来の製造工程を具体的に示すと、次の通り
である。Taking as an example a method for manufacturing a fiber-reinforced pipe from an aluminum alloy sheet in which boron fibers are arranged as reinforcing fibers (3), the conventional manufacturing process will be specifically illustrated as follows.
■ ボロン繊維が特定方向に配列されたアルミニウム合
金シートを裁断し、軟鋼製マンドレルに巻きつけて積層
する。■ Cut aluminum alloy sheets with boron fibers arranged in a specific direction, wrap them around a mild steel mandrel, and laminate them.
■ この外周に軟鋼製外側マンドレルをかぶせ、内外マ
ンドレルのすき間に両端からチタン合金部品を挿入し、
その後軟鋼製溶接リングをはめて溶接密封する。■ Cover this outer periphery with a mild steel outer mandrel, insert titanium alloy parts from both ends into the gap between the inner and outer mandrels,
Then, a mild steel welding ring is fitted and sealed by welding.
■ 全体を加熱しながら内部を脱気し密封する。■ Degas the inside while heating the whole and seal it.
■ 密封後、520℃、700kg/ aJの条件で旧
Pにより複合化処理を行う。■ After sealing, perform composite treatment using old P at 520℃ and 700kg/aJ.
■ HIP処理後、内外マンドレルを機械加工で削り、
最後は酸処理によりマンドレルを完全に除去し、本体(
1)を形成する。■ After HIP treatment, the inner and outer mandrels are machined,
Finally, the mandrel is completely removed by acid treatment, and the main body (
1) Form.
■ このあと両端にチタン合金の継手金具(2)を電子
ビーム溶接して完成品ができあがる。■ Titanium alloy fittings (2) are then electron beam welded to both ends to complete the finished product.
〔発明が解決しようとする問題点〕
しかるに上記のような従来の製造方法では、金属製品の
本体(1)と継手金具(2)との接合部の強度の信頼性
を高めるには、高信頼性の接合技術が必要であり、製造
費がかさむという問題があった。[Problems to be solved by the invention] However, in the conventional manufacturing method as described above, in order to increase the reliability of the strength of the joint between the main body (1) of the metal product and the joint fitting (2), it is necessary to This method requires a unique bonding technology, which increases manufacturing costs.
この発明はかかる問題を解決するためになされたもので
、本体部と継手部を一体化して、両者間の強度を高め、
かつ安価に金属製品を製造するととができる繊維強化金
属製品の製造方法を提供することを目的とするものであ
る。This invention was made to solve this problem, and it integrates the main body and the joint to increase the strength between them.
It is an object of the present invention to provide a method for manufacturing fiber-reinforced metal products that can be manufactured at low cost.
この発明に係る繊維強化金属製品の製造方法は、金属製
品の継手部となる部分に強化繊維を配列させず、かつ本
体部となる部分に強化繊維を配列させた金属シートを積
層して、高温高圧下に複合化処理を行い、強化繊維が配
列されていない継手部を機械加工して継手構造を形成す
るようにしたものである。The method for manufacturing a fiber-reinforced metal product according to the present invention involves laminating metal sheets in which reinforcing fibers are not arranged in the joint part of the metal product and in which reinforcing fibers are arranged in the main body part, and The joint structure is formed by performing a composite treatment under high pressure and machining the joint portion where reinforcing fibers are not arranged.
〔作 用]
この発明の繊維強化金属製品の製造方法によれば、継手
部となる部分に強化繊維を配列させず、本体部となる部
分に強化繊維を配列させた金属シートを積層して、高温
高圧下に複合化処理を行うと、金属および強化繊維が複
合された本体部と、強化繊維を含まず、金属部分からな
る継手部とが一体化された金属製品が形成される。その
後継手部に機械加工により穴、ねじ等の継手構造を形成
すると、最終製品としての金属製品が完成する。[Function] According to the method for manufacturing a fiber-reinforced metal product of the present invention, reinforcing fibers are not arranged in the part that will become the joint part, but metal sheets in which reinforcing fibers are arranged in the part that will become the main body part are laminated, When the composite treatment is performed under high temperature and high pressure, a metal product is formed in which a main body portion made of a composite of metal and reinforcing fibers and a joint portion made of a metal portion without containing reinforcing fibers are integrated. When joint structures such as holes and screws are formed on the successor part by machining, the final metal product is completed.
第」1図はこの発明の一実施例による製造方法によって
製造された繊維強化金属製品(パイプ)を示す斜視図で
あり、図において、(5)は金属製品(パイプ)の本体
部、(6)はその両端部に一体的に形成された継手部で
ある。強化繊維(3)は本体部(5)にのみ存在し、継
手部(6)には存在しない、継手部(6)は他部品とビ
ンもしくはボルト結合するための継手構造として穴(4
)があけられている。FIG. 1 is a perspective view showing a fiber-reinforced metal product (pipe) manufactured by a manufacturing method according to an embodiment of the present invention, in which (5) is the main body of the metal product (pipe), (6 ) are joints integrally formed at both ends. The reinforcing fibers (3) exist only in the main body part (5) and not in the joint part (6).The joint part (6) has holes (4) as a joint structure for connecting other parts with bottles or bolts.
) is open.
このような繊維強化パイプの製造方法は、強化繊維(3
)を金属錆の中央部にのみ配列させた金属シートをマン
ドレル上にコイル状に巻きつけて積層し、従来と同様の
方法で高温高圧下にHIPによる複合化処理を行うと、
金属および強化繊維(3)が複合された本体部(5)と
、その両側に強化繊維(3)を含まず、金属部分のみか
らなる継手部(6)が一体化されたパイプが得られる。The manufacturing method of such fiber-reinforced pipe is based on reinforcing fibers (3
) is arranged only in the center of the metal rust, and the metal sheets are wrapped in a coil shape on a mandrel and stacked, and then composited by HIP under high temperature and high pressure in the same manner as before.
A pipe is obtained in which a main body part (5) made of a composite of metal and reinforcing fibers (3) is integrated with a joint part (6) consisting only of metal parts without containing reinforcing fibers (3) on both sides thereof.
その後継手部(6)に所定の機械加工によって穴(4)
をあけ、継手構造を形成する。A hole (4) is formed in the successor part (6) by prescribed machining.
Open it and form the joint structure.
第2図は他の実施例により製造された繊維強化パイプの
断面図であり、継手部(6)は本体部(5)より厚内と
なっている。FIG. 2 is a sectional view of a fiber-reinforced pipe manufactured according to another example, in which the joint portion (6) is thicker than the main body portion (5).
このような繊維強化パイプの製造方法は、継手部(6)
となる部分に金属箔を余分に積層して、厚肉の継手部(
6)を形成する。このような厚肉の継手部(6)を形成
すると1強度が大きくなり、また機械加工が容易になる
。The manufacturing method of such a fiber reinforced pipe includes a joint part (6)
Laminate extra metal foil on the part where the thick joint part (
6) Form. Forming such a thick joint portion (6) increases the strength and also facilitates machining.
なお、上記実施例では、金属製品としてパイプすなわち
中空棒を例に挙げたが、中実棒の場合も同様に製造でき
、同様の効果が得られる。また強化繊維を配列したシー
トを積層する方法としてコイル状に巻く場合について説
明したが、単に積み重ねてもよい、さらに継手構造とし
ては穴(4)のほかに、ねじ切り、その他の類似の構造
とすることができる。In the above embodiments, a pipe, that is, a hollow rod, was used as an example of the metal product, but a solid rod can also be manufactured in the same manner, and the same effect can be obtained. In addition, although we have explained the case where the reinforcing fibers are stacked in a coiled manner, they may be simply stacked.Furthermore, the joint structure may include holes (4), thread cutting, or other similar structures. be able to.
この発明は以上説明したように、本体部となる部分のみ
に強化繊維を配列するようにしたので、金属製品の本体
部と継手部を一体的に成形でき、強度が大きく、かつ吹
価に繊維強化金属製品を製造することができる。As explained above, this invention arranges reinforcing fibers only in the part that will become the main body, so the main body and the joint part of the metal product can be integrally molded, and the strength is high and the fibers are included in the blowing price. Reinforced metal products can be manufactured.
4.図面(71flflな説明
第1図はこの発明の一実施例により製造された金属製品
を示す斜視図、第2図は他の実施例により製造された金
属製品を示す断面図、第3図は従来の製造方法により製
造された金属製品を示す斜視図である。4. Figure 1 is a perspective view showing a metal product manufactured according to one embodiment of the present invention, Figure 2 is a sectional view showing a metal product manufactured according to another embodiment, and Figure 3 is a conventional one. 1 is a perspective view showing a metal product manufactured by the manufacturing method of FIG.
各図中、同一符号は同一または相当部分を示し、(3)
は強化繊維、(4)は穴、(5)は本体部、(6)は継
手部である。In each figure, the same reference numerals indicate the same or corresponding parts, (3)
is a reinforcing fiber, (4) is a hole, (5) is a main body part, and (6) is a joint part.
Claims (2)
せず、かつ本体部となる部分に強化繊維を配列させた金
属シートを積層して、高温高圧下に複合化処理を行い、
強化繊維が配列されていない継手部を機械加工して継手
構造を形成することを特徴とする繊維強化金属製品の製
造方法。(1) Metal sheets with reinforcing fibers not arranged in the joint portion of the metal product and reinforcing fibers arranged in the main body portion are laminated, and composite processing is performed under high temperature and high pressure.
A method for manufacturing a fiber-reinforced metal product, which comprises forming a joint structure by machining a joint part in which reinforcing fibers are not arranged.
許請求の範囲第1項記載の繊維強化金属製品の製造方法
。(2) A method for manufacturing a fiber-reinforced metal product according to claim 1, which comprises rolling and laminating metal sheets.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11406686A JPS62271644A (en) | 1986-05-19 | 1986-05-19 | Manufacture of fiber-reinforced metallic product |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11406686A JPS62271644A (en) | 1986-05-19 | 1986-05-19 | Manufacture of fiber-reinforced metallic product |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62271644A true JPS62271644A (en) | 1987-11-25 |
Family
ID=14628176
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11406686A Pending JPS62271644A (en) | 1986-05-19 | 1986-05-19 | Manufacture of fiber-reinforced metallic product |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62271644A (en) |
-
1986
- 1986-05-19 JP JP11406686A patent/JPS62271644A/en active Pending
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