JP2553792B2 - Bonded honeycomb panels - Google Patents
Bonded honeycomb panelsInfo
- Publication number
- JP2553792B2 JP2553792B2 JP3287981A JP28798191A JP2553792B2 JP 2553792 B2 JP2553792 B2 JP 2553792B2 JP 3287981 A JP3287981 A JP 3287981A JP 28798191 A JP28798191 A JP 28798191A JP 2553792 B2 JP2553792 B2 JP 2553792B2
- Authority
- JP
- Japan
- Prior art keywords
- joint
- corrugated
- honeycomb panel
- sheet
- panel
- 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 - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam welding
- B23K26/242—Fillet welding, i.e. involving a weld of substantially triangular cross section joining two parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/02—Honeycomb structures
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明はステンレスまたはチタ
ン等の金属板からなるハニカムパネルを接合した強度に
優れ、溶接痕の盛り上がりの無いハニカムパネルに関す
る。これらのパネルは一対のフェースシートに挟まれた
ハニカムコアよりなる。通常、コアは波型であり、フェ
ースシートとは接着または他の手段により固定されてい
る。このような構造は、非常に軽く、かつ強度に優れ
る。この種のパネルは一般に航空機や船舶に使用され
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a honeycomb panel formed by joining a honeycomb panel made of a metal plate such as stainless steel or titanium, which has excellent strength and has no swelling of welding marks. These panels consist of a honeycomb core sandwiched between a pair of face sheets. Usually, the core is corrugated and is fixed to the face sheet by adhesion or other means. Such a structure is very light and has excellent strength. This type of panel is commonly used in aircraft and ships.
【０００２】[0002]
【従来の技術】長尺のハニカムパネルを得る方法として
は、例えば、特開昭６２−２３８０７２号公報に開示の
ハニカムパネルの製造方法は、予め形成したハニカムパ
ネルを、溶接線方向に沿って突出部を形成するように被
溶接パネル材間にジョイントとなるインサート材を挿入
し、この突出部を溶融してパネル材に溶接しハニカムパ
ネルを製造していた。2. Description of the Related Art As a method for obtaining a long honeycomb panel, for example, a method for manufacturing a honeycomb panel disclosed in Japanese Patent Laid-Open No. 62-238072 is such that a honeycomb panel formed in advance is projected along a welding line direction. A honeycomb panel is manufactured by inserting an insert material serving as a joint between the panel materials to be welded so as to form a portion and melting the protruding portion and welding the panel material.
【０００３】[0003]
【発明が解決しようとする課題】上記の従来技術は、コ
アの接合は行われずフェースシートのみの接合であるた
め、接合後のハニカムパネルの強度を十分に得ることが
できない欠点がある。The above-mentioned conventional technique has a drawback that the strength of the honeycomb panel after bonding cannot be sufficiently obtained because the core is not bonded and only the face sheet is bonded.
【０００４】また、突出したインサート材によってフェ
ースシート表面に溶接ビードが盛り上がり美麗な表面を
持つハニカムパネルが得られないという欠点がある。Further, there is a disadvantage that the weld bead rises on the surface of the face sheet due to the protruding insert material and a honeycomb panel having a beautiful surface cannot be obtained.
【０００５】[0005]
【課題を解決するための手段】本発明は、波板２とそれ
を両面から挾むフェースシート３よりなるハニカムパネ
ル１が波板の波を横断する端部で相互に接合されてなる
結合ハニカムパネルであり、ハニカムパネル１は図１に
示した高さと幅が波板の高さと幅に等しいジョイント４
（５）の側面に接合する事により相互に接合されてい
る。尚ジョイント４（５）の両側面には図３（ａ）で示
した、波板２の波形状にあわせた嵌合溝９が設けられて
いる。ハニカムパネル１とジョイント４の接合は、図２
に示した如く波板２をフェースシートから突出させかつ
後で述べる溶接用レーザビームの投入隙間を形成するた
めの切欠きをフェースシートの接合側に設け、フェース
シートのない空隙８を形成し、フェースシートから突出
した波板２の端部を図３（ａ）に示す如くジョイント４
の嵌合溝９に嵌め合せ、波板２とジョイント部材４
（５）は図６に示す如くレーザビームにより溶接した接
合であり、接合部は図１に示す如くフェースシート３と
均一な表面を形成する平板６により埋められている。 The present invention relates to a corrugated plate 2 and the corrugated plate 2.
Honeycomb panel consisting of face sheet 3 sandwiching both sides
Le 1 is joined to each other at the ends of the corrugated plate that cross the waves
It is a combined honeycomb panel, and the honeycomb panel 1 is shown in FIG.
Joint 4 whose height and width are equal to the height and width of the corrugated sheet 4
They are joined to each other by joining the sides of (5).
It It should be noted that both sides of the joint 4 (5) are shown in FIG.
Also, the fitting groove 9 matching the wave shape of the corrugated plate 2 is provided.
I have. The honeycomb panel 1 and the joint 4 are joined as shown in FIG.
The corrugated sheet 2 is projected from the face sheet as shown in FIG.
A welding laser beam injection gap to be described later was formed.
A cutout for the face sheet on the joining side
Form a void 8 without a sheet and project from the face sheet
The end portion of the corrugated plate 2 is joined to the joint 4 as shown in FIG.
Fitting into the fitting groove 9 of the corrugated plate 2 and the joint member 4
(5) is a connection welded by a laser beam as shown in FIG.
The joint portion is connected to the face sheet 3 as shown in FIG.
It is filled with a flat plate 6 forming a uniform surface.
【０００６】[0006]
【作用】本発明に使用するハニカムパネル１は、波板２
とそれを両側から挟むフェースシート３より構成され、
図２に示すようなフェースシート両面の長手方向両端部
にハニカムパネル同士の接合の際に用いる空隙８を有し
ている。該波板２の形状は特に限定することなく、台形
形状を連続せしめた波板や、あるいは曲線形状を連続せ
しめた波板であっても構わない。該ハニカムパネルは予
め必要な大きさに形成され、波板とフェースシートとの
接合方法は従来技術のエネルギビーム溶接、電気抵抗溶
接、接着剤や蝋剤による接合のいずれを選択しても良
い。この空隙８はジョイント４あるいは５との接合の手
段によって変化させ、また図６のレーザビーム１０が入
るような大きさであれば十分である。The honeycomb panel 1 used in the present invention has a corrugated plate 2
And a face sheet 3 sandwiching it from both sides,
As shown in FIG. 2, voids 8 are used at the time of joining the honeycomb panels to each other at both longitudinal ends of both face sheets. The shape of the corrugated plate 2 is not particularly limited and may be a corrugated plate having a continuous trapezoidal shape or a continuous corrugated shape. The honeycomb panel is formed in a required size in advance, and as a method for joining the corrugated sheet and the face sheet, any of conventional energy beam welding, electric resistance welding, and joining with an adhesive or a wax may be selected. It is sufficient that the gap 8 is changed by means of joining with the joint 4 or 5 and has a size such that the laser beam 10 shown in FIG.
【０００７】また、本発明に使用するジョイントの材質
は、波板と同じかあるいは同等であれば良く、該ジョイ
ントの大きさは図３（ａ）に示すように波板２の両端部
断面の高さと幅に等しい大きさであり、その両面に波板
の波形状に合わせた嵌合溝９を持っている。該ジョイン
トの嵌合溝９は旋盤等による加工にて形成し、その幅は
波板の厚みと同じ程度か、大きくともその厚みのおよそ
１．５倍以下である。あるいは、図３（ｂ）に示すよう
に嵌合溝の形状を変化させ、波板の波形状に合わせた段
差即ち断面からの例えば凸部９０と断面からの例えば凹
部９１を持つようなジョイントとしても良い。これらの
嵌合溝の深さは、ジョイントの両面に溝を設ける場合、
ジョイントの曲げ強度を考慮し、一方で深くともジョイ
ントの厚みの４５パーセント程度であることが望まし
い。Further, the material of the joint used in the present invention may be the same as or equivalent to that of the corrugated plate, and the size of the joint is as shown in FIG. It has a size equal to the height and width, and has fitting grooves 9 on both sides thereof that match the corrugated shape of the corrugated plate. The fitting groove 9 of the joint is formed by working with a lathe or the like, and the width thereof is about the same as the thickness of the corrugated plate or at most about 1.5 times or less the thickness thereof. Alternatively, by changing the shape of the fitting groove, as shown in FIG. 3 (b), as a joint, such as with example recesses 91, for example, from the convex portion 90 and the cross-section from the waveform shape combined step i.e. the cross section of the corrugated sheet Is also good. these
The depth of the fitting groove, when providing grooves on both sides of the joint,
Considering the bending strength of the joint, it is desirable that the thickness is about 45% of the thickness of the joint at the deepest.
【０００８】本発明で使用する空隙を埋める平板６は、
フェースシート３と同じかあるいは同等の材料であれば
良く、厚みはフェースシートと同じであることが望まし
い。該平板とフェースシートの接合を開先溶接にて行う
ならば、開先形状に合わせたエッジを持つ平板を用いて
も良い。The flat plate 6 used in the present invention for filling the void is
The material may be the same as or similar to that of the face sheet 3, and the thickness is preferably the same as that of the face sheet. If the flat plate and the face sheet are joined by groove welding, a plate having an edge matching the groove shape may be used.
【０００９】また、この様なハニカムパネルとジョイン
トをそれぞれ複数枚用い、ハニカムパネル同士の接合を
繰り返すことで、長尺のハニカムパネルを得ることがで
きる。Also, a long honeycomb panel can be obtained by using a plurality of such honeycomb panels and a plurality of joints and repeating the joining of the honeycomb panels.
【００１０】本発明の方法は、ジョイントを用いジョイ
ントと波板との接合を行い、その後ジョイントと波板の
接合に用いた空隙を埋めることによってハニカムパネル
同士の接合を行うことを含んだハニカムパネルの形成で
ある。従って、インサート材の挿入によるハニカムパネ
ルとは異なり、ジョイントを介してハニカムコア同士の
接合を行えるため強固なハニカムパネルを形成できる。
また、突出したインサート材を使用しないので、ハニカ
ムパネル表面に溶接痕のない美麗なハニカムパネルを製
造することができる。The method of the present invention performs bonding of the joint and corrugated using a joint, including carrying out the bonding of the honeycomb panel between the filling then air gap used in the bonding of the joints and the corrugated honeycomb Forming the panel. Therefore, unlike the honeycomb panel obtained by inserting the insert material, since the honeycomb cores can be joined to each other through the joint, a strong honeycomb panel can be formed.
Moreover, since a protruding insert material is not used, a beautiful honeycomb panel without welding marks on the honeycomb panel surface can be manufactured.
【００１１】本発明のハニカムパネルの端面の処理は波
板とジョイントを接合し、空隙８を埋める平板６を接合
した図４（ａ）の様な方法を用いるができる。また、図
３（ｃ）に示すようにハニカムパネルの高さｈと幅ｗに
等しいジョイントを用いハニカムパネルと該ジョイント
とを接合後、図４（ｂ）に示すようジョイント部分とフ
ェースシートにある空隙を平板６によって埋めても構わ
ない。The end face of the honeycomb panel of the present invention can be treated by a method as shown in FIG. 4 (a) in which a corrugated plate and a joint are joined and a flat plate 6 filling the void 8 is joined. Further, as shown in FIG. 3 (c), after the honeycomb panel and the joint are joined using a joint having a height h and a width w of the honeycomb panel, the joint portion and the face sheet are provided as shown in FIG. 4 (b). The void may be filled with the flat plate 6.
【００１２】[0012]
【実施例】以下添付図面を参照して本発明の実施例を詳
細に説明する。以下に説明する実施例は本発明を原理的
に説明するものであり、発明を限定する意味合を持たな
いのは勿論である。Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below are intended to explain the present invention in principle, and needless to say have no meaning to limit the invention.
【００１３】実施例で用いたハニカムコアを構成する波
板は、図５に示すようにステンレス製でその厚み３００
μｍであり、台形形状を連続せしめた波板で、波の周期
は３５ｍｍ、波の高さは４０ｍｍ、フェースシートと接
する面が台形の上底に相当し、５ｍｍの幅を持つ。この
波板に同様の材質のフェースシートを予め溶接し、１辺
を３００ｍｍの正方形のハニカムパネルに成形した。ジ
ョイントとの接合に用いる空隙は図２に示すように、波
板の長手方向に垂直な両端部に設け、その幅を１０ｍｍ
とした。ジョイントは図３に示すようにステンレス製
で、高さ４０ｍｍ、幅３００ｍｍであり、波板の長手方
向の垂直断面と同形状の幅０．５ｍｍ、深さ１ｍｍの溝
を持つ。The corrugated plate constituting the honeycomb core used in the embodiment is made of stainless steel and has a thickness of 300 as shown in FIG.
The corrugated plate has a continuous trapezoidal shape, the wave period is 35 mm, the wave height is 40 mm, and the face in contact with the face sheet corresponds to the trapezoidal upper base and has a width of 5 mm. A face sheet made of the same material was previously welded to this corrugated plate to form a square honeycomb panel having a side of 300 mm. As shown in FIG. 2, the space used for joining with the joint is provided at both ends perpendicular to the longitudinal direction of the corrugated plate and has a width of 10 mm
And As shown in FIG. 3, the joint is made of stainless steel, has a height of 40 mm and a width of 300 mm, and has a groove having a width of 0.5 mm and a depth of 1 mm, which has the same shape as the vertical cross section of the corrugated plate in the longitudinal direction.
【００１４】波板とジョイントの溶接は図６に示すよう
に、前述の成形後のハニカムパネルの波板部分２とジョ
イント４の溝９をはめ合わせ、接合用の空隙８よりレー
ザビーム１０を挿入し、継手部分の両側にレーザビーム
を照射した。なお、レーザは一般の溶接によく用いられ
る連続波発振のＹＡＧレーザを用い光ファイバー１２に
てレーザ溶接ヘッドまでビームを伝送し、継手部分に焦
点を合わせ行った。この時の加工条件は出力２４０Ｗ、
加工速度毎分１ｍであった。この波板とジョイントの接
合工程をジョイントの両側にて行い、図１に示すような
幅３００ｍｍ、長さ約６１０ｍｍのハニカムパネルを形
成した。この様なハニカムパネルを用い、曲げテストを
行ったところ、接合部やハニカムパネルの破断がなく強
固なハニカムパネルを得ることができた。In welding the corrugated plate and the joint, as shown in FIG. 6, the corrugated plate portion 2 of the honeycomb panel after molding and the groove 9 of the joint 4 are fitted to each other, and the laser beam 10 is inserted from the gap 8 for joining. Then, the laser beam was applied to both sides of the joint. The laser used was a continuous wave YAG laser often used for general welding, and the beam was transmitted to the laser welding head through the optical fiber 12 to focus on the joint portion. The processing condition at this time is output 240W,
The processing speed was 1 m / min. This corrugated plate-joint joining process was performed on both sides of the joint to form a honeycomb panel having a width of 300 mm and a length of about 610 mm as shown in FIG. When a bending test was performed using such a honeycomb panel, it was possible to obtain a strong honeycomb panel without breaking the bonded portion or the honeycomb panel.
【００１５】[0015]
【発明の効果】本発明は、ハニカムパネル製造でのハニ
カムパネルと、接合が可能で溶接痕の無い長尺のハニカ
ムパネルを提供するもので、従来のハニカムパネル同士
の接合で強度が十分得らず、ハニカムパネル表面に盛り
上がった溶接痕ができるという問題がなく、かつジョイ
ントの使用による強固なハニカムパネルが得られ、溶接
痕がハニカムパネル表面に対して盛り上がらないか、非
常に小さいハニカムパネルである。その結果、従来より
も長尺で強固なハニカムパネルの使用が可能になった。EFFECTS OF THE INVENTION The present invention provides a long-sized honeycomb panel that can be joined to a honeycomb panel in the manufacture of honeycomb panels and has no welding marks. The conventional joining of honeycomb panels provides sufficient strength. No, there is no problem that swelling welding marks are formed on the honeycomb panel surface, and a strong honeycomb panel can be obtained by using a joint, and welding marks do not rise on the honeycomb panel surface, or it is a very small honeycomb panel. . As a result, it has become possible to use honeycomb panels that are longer and stronger than before.
図１ 本発明による結合ハニカムパネルの概念図 図２フェースシートの切欠きによる空隙８を示す図。 図３ａ ハニカムパネルの接合に用いるジョイントの例の図 図３ｂ ハニカムパネルの接合に用いるジョイントの例の図 図３ｃ ハニカムパネルの接合に用いるジョイントの例の図 図４ａ ハニカムパネルの端面処理の概念図 図４ｂ ハニカムパネルの端面処理の概念図 図５ 波板の概念図 図６ ハニカムパネルの波板部分とジョイントのレーザ溶接の
概念図1 is a conceptual view of a bonded honeycomb panel according to the present invention. FIG. 2 is a view showing voids 8 formed by notches in the face sheet. Fig. 3a Fig. 3b is an example of a joint used for joining honeycomb panels. Fig. 3b is a diagram of an example of joints used for joining honeycomb panels. Fig. 3c is a diagram of an example of joints used for joining honeycomb panels. Fig. 4a is a conceptual diagram of end face treatment of honeycomb panels. 4b Conceptual diagram of end face treatment of honeycomb panel Fig. 5 Conceptual diagram of corrugated sheet Fig. 6 Conceptual diagram of laser welding of corrugated sheet portion and joint of honeycomb panel
１：ハニカムパネル ２：波板 ３：フェースシート ４：溝を有するジョイント ５：段差形状の溝を有するジョイント ６：平板 ７：溶接痕 ８：空隙 ９：嵌合溝 ９ｂ：段差形状の溝 ９０：断面からの凸部、 ９１：断面からの凹部 １０：レーザビーム １１：レーザ溶接ヘッド １２：レーザ伝送用光ファイバー ｈ：ハニカムパネルの高さ ｗ：ハニカムパネルの幅1: Honeycomb panel 2: Corrugated sheet 3: Face sheet 4: Joint having a groove 5: Joint having a groove having a step shape 6: Flat plate 7: Weld mark 8: Void 9: Fitting groove 9b: Groove having a step shape 90: 91: concave part from cross section 10: laser beam 11: laser welding head 12: optical fiber for laser transmission h: height of honeycomb panel w: width of honeycomb panel
Claims (1)
トよりなるハニカムパネルが波板の波を横断する端部で
相互に接合されてなる結合ハニカムパネルにおいて、ハ
ニカムパネルは高さと幅が波板の高さと幅に等しく両側
面に波板の波形状にあわせた嵌合溝を有するジョイント
の側面に接合する事により相互に接合されており、ハニ
カムパネルとジョイントの接合は波板をフェースシート
から突出させかつ溶接用レーザビームの投入隙間を形成
するための切欠きをフェースシートの接合側に設け、フ
ェースシートから突出した波板の端部をジョイントの嵌
合溝に嵌め合せ、波板とジョイント部材をレーザビーム
により溶接した接合であり、接合部はフェーストートと
均一な表面を形成する平板により埋められている事を特
徴とする、結合ハニカムパネル。 1. A corrugated sheet and a face sheet sandwiching the corrugated sheet.
The honeycomb panel made of g
In a bonded honeycomb panel that is bonded to each other,
Nicam panel has height and width equal to the height and width of corrugated sheet on both sides
Joint with a fitting groove on the surface that matches the corrugated shape of the corrugated plate
They are joined to each other by joining the sides of
For connecting the cam panel and joint, use a corrugated sheet as a face sheet
And a welding laser beam injection gap is formed.
A notch on the side of the face sheet to
Fit the end of the corrugated sheet protruding from the base sheet into the joint.
Fit the mating groove and laser the corrugated plate and joint member.
It is a welded joint, and the joint part is a face tote
The feature is that it is filled with a flat plate that forms a uniform surface.
Bonded honeycomb panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3287981A JP2553792B2 (en) | 1991-11-01 | 1991-11-01 | Bonded honeycomb panels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3287981A JP2553792B2 (en) | 1991-11-01 | 1991-11-01 | Bonded honeycomb panels |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05123793A JPH05123793A (en) | 1993-05-21 |
| JP2553792B2 true JP2553792B2 (en) | 1996-11-13 |
Family
ID=17724259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3287981A Expired - Fee Related JP2553792B2 (en) | 1991-11-01 | 1991-11-01 | Bonded honeycomb panels |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2553792B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110065266A (en) * | 2019-04-18 | 2019-07-30 | 清华大学天津高端装备研究院洛阳先进制造产业研发基地 | A kind of titanium honeycomb sandwich structural slab and preparation method thereof |
-
1991
- 1991-11-01 JP JP3287981A patent/JP2553792B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05123793A (en) | 1993-05-21 |
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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: 19960716 |
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| LAPS | Cancellation because of no payment of annual fees |