JP2852805B2 - Method for manufacturing heat-resistant structure, and heat-resistant structure - Google Patents

Method for manufacturing heat-resistant structure, and heat-resistant structure

Info

Publication number
JP2852805B2
JP2852805B2 JP2295103A JP29510390A JP2852805B2 JP 2852805 B2 JP2852805 B2 JP 2852805B2 JP 2295103 A JP2295103 A JP 2295103A JP 29510390 A JP29510390 A JP 29510390A JP 2852805 B2 JP2852805 B2 JP 2852805B2
Authority
JP
Japan
Prior art keywords
corrugated
plate
welding
flat plate
flat
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
Application number
JP2295103A
Other languages
Japanese (ja)
Other versions
JPH04172182A (en
Inventor
和彦 野本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Showa Aircraft Industry Co Ltd
Original Assignee
Showa Aircraft Industry Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Showa Aircraft Industry Co Ltd filed Critical Showa Aircraft Industry Co Ltd
Priority to JP2295103A priority Critical patent/JP2852805B2/en
Publication of JPH04172182A publication Critical patent/JPH04172182A/en
Application granted granted Critical
Publication of JP2852805B2 publication Critical patent/JP2852805B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2807—Metal other than sintered metal
    • F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Resistance Welding (AREA)

Description

【発明の詳細な説明】 「産業上の利用分野」 本発明は、耐熱構造体およびその製造方法に関する。
すなわち、波板材と平板材が用いられ、ハニカム構造を
なし、例えば自動車エンジン等の排気ガスを清浄化する
触媒コンバータに使用されて、担持母体として触媒が付
着される耐熱構造体、およびその製造方法に関するもの
である。Description: TECHNICAL FIELD The present invention relates to a heat-resistant structure and a method for producing the same.
That is, a heat-resistant structure in which a corrugated sheet material and a flat sheet material are used, which has a honeycomb structure, is used for a catalytic converter for purifying exhaust gas of an automobile engine or the like, and a catalyst is attached as a supporting base, and a method of manufacturing the same. It is about.

「従来の技術」 このような耐熱構造体としては一般に、各複数枚の帯
状で金属製の波板材と平板材とを交互に重ね、多層の積
層ブロック状としたものが、代表的に用いられていた。
そして、その各波板材と平板材間は、従来、ろう材を介
装し高温の炉中で加熱することにより、ろう付け接合さ
れていた。"Prior art" Generally, as such a heat-resistant structure, a plurality of strip-shaped metal corrugated sheets and flat sheets are alternately stacked to form a multilayer laminated block, which is typically used. I was
Conventionally, the corrugated sheet material and the flat sheet material have been brazed by interposing a brazing material and heating in a high-temperature furnace.

「発明が解決しようとする課題」 ところで、このような従来の耐熱構造体にあっては、
次の問題が指摘されていた。すなわち、ろう材は一般に
高価であり、もって材料費が高くなり製造コスト面に問
題があると共に、ろう材は一般に介装作業が面倒であ
り、もって製造効率面にも問題が指摘されていた。又、
高温の炉中で加熱することを要し、この点からも製造コ
スト面に問題があった。"Problems to be solved by the invention" By the way, in such a conventional heat-resistant structure,
The following problems were pointed out. That is, the brazing material is generally expensive, so that the material cost is high and there is a problem in the production cost. In addition, the brazing material is generally troublesome in the interposition work, and thus the production efficiency is also pointed out. or,
Heating in a high-temperature furnace was required, and this also caused a problem in terms of manufacturing cost.

本発明は、このような実情に鑑み上記従来例の問題点
を解決すべくなされたものであって、１組の単位部材を
形成する、波板材と、間隔が存した一方側平板材および
間隔に対応位置する他方側平板材との当接部の所定箇所
を、各々連続的にスポット溶接するようにしたことによ
り、第１に、製造コスト，製造効率，強度等に優れると
共に、第２に、単位部材相互間において、順次、一方側
平板材の間隔内に他方側平板材が噛み合うように位置し
ているので、溶接によるにかかわらず積層が容易であ
る、耐熱構造体およびその製造方法を提案することを目
的とする。The present invention has been made in view of such circumstances, and has been made to solve the problems of the above-described conventional example, and a corrugated sheet material that forms a set of unit members, a one-sided flat sheet material having an interval, and an interval. By continuously spot-welding predetermined portions of the contact portion with the other flat plate material corresponding to the above, firstly, the manufacturing cost, manufacturing efficiency, strength, etc. are excellent, and secondly, , Between the unit members, sequentially, since the other side plate is positioned so as to mesh within the interval of one side plate, lamination is easy regardless of welding, heat-resistant structure and a method of manufacturing the same. The purpose is to propose.

「課題を解決するための手段」 この目的を達成する本発明の技術的手段は、次のとお
りである。まず、請求項１については次のとおり。すな
わち、この耐熱構造体の製造方法は、まず最初に行われ
る一方の溶接工程と、次に行われる他方の溶接工程と、
最後に行われる成形工程と、を有してなる。"Means for Solving the Problems" The technical means of the present invention for achieving the object is as follows. First, claim 1 is as follows. That is, the manufacturing method of this heat-resistant structure, the first one of the welding step performed, and the other welding step performed next,
And a molding step performed last.

まず、最初の一方の溶接工程では、波形の凹凸が連続
的に折曲形成され帯状をなす金属製の波板材と、該波板
材の一方面に重ねられ、かつ幅方向に分割され間隔が存
する平坦な帯状をなす金属製の一方側平板材とについ
て、スポット溶接が行われる。First, in the first one of the welding processes, a corrugated metal sheet formed in a band shape in which corrugations are continuously bent and overlapped on one surface of the corrugated sheet material, and are separated in the width direction with an interval. Spot welding is performed with respect to a flat band-shaped metal one-sided flat material.

すなわち、該波板材の他方面に当接する多数の溶接接
点が設けられた波板側電極と、該一方側平板材に当接す
るロール状の平板側電極と、を有する一方の溶接装置に
より、該波板材の一方面と該一方側平板材との重ねられ
た当接部の所定箇所が、連続的にスポット溶接される。That is, the corrugated plate-side electrode provided with a number of welding contacts abutting on the other surface of the corrugated plate, and a roll-shaped plate-shaped electrode abutting on the one-sided plate, by one welding device having a. A predetermined portion of the contact portion where the one surface of the corrugated sheet material and the one-side flat plate material are overlapped is continuously spot-welded.

次に、他方の溶接工程では、該波板材と、該波板材の
他方面に重ねられ、かつ該一方側平板材の間隔に対し該
波板材を介し対応位置する平坦な帯状をなす金属製の他
方側平板材とについて、スポット溶接が行われる。Next, in the other welding step, the corrugated sheet material, a flat band-shaped metal made to overlap with the other surface of the corrugated sheet material and corresponding to the space between the one side flat plate material via the corrugated sheet material. Spot welding is performed on the other flat plate.

すなわち、該一方側平板材の間隔を介し該波板材の一
方面に当接する複数の溶接接点が設けられた波板側電極
と、該他方側平板材に当接するロール状の平板側電極
と、を有する他方の溶接装置により、該波板材の他方面
と該他方側平板材との重ねられた当接部の所定箇所が、
連続的にスポット溶接される。That is, a corrugated plate-side electrode provided with a plurality of welding contacts abutting on one surface of the corrugated plate through the gap of the one-sided plate, and a roll-shaped plate-shaped electrode contacting the other side plate, By the other welding device having a predetermined portion of the contact portion where the other surface of the corrugated sheet material and the other side flat plate material are overlapped,
Continuous spot welding.

しかる後、成形工程では、このようにして得られた該
波板材と、その一方および他方の両面にスポット溶接さ
れた該一方側平板材および他方側平板材とを、１組の単
位部材とし、該単位部材を互に重ね、複数組の該単位部
材を多数の積層ブロック状とすることにより、順次、該
単位部材の該一方側平板材の間隔内に、他の該単位部材
の該他方側平板材が噛み合うように位置する、ハニカム
構造の耐熱構造体が得られる。Thereafter, in the forming step, the corrugated sheet material thus obtained and the one-side plate material and the other-side plate material spot-welded to one and the other surfaces thereof are made into a set of unit members. The unit members are overlapped with each other, and a plurality of sets of the unit members are formed into a large number of laminated blocks, so that the other side of the other unit members is sequentially placed within the interval of the one side plate member of the unit member. A heat-resistant structure having a honeycomb structure in which the flat members are engaged with each other is obtained.

請求項２については次のとおり。すなわちこの耐熱構
造体は、波形の凹凸が連続的に折曲形成され帯状をなす
金属製の波板材と、該波板材の一方面に重ねられると共
に、幅方向に分割され間隔が存する平坦な帯状をなす金
属製の一方側平板材と、該波板材の他方面に重ねられる
と共に、該一方側平板材の間隔に対し該波板材を介し対
応位置する平坦な帯状をなす金属製の他方側平板材と
を、１組の単位部材とし、該単位部材が重ねられてい
る。Claim 2 is as follows. In other words, this heat-resistant structure has a metal corrugated sheet material in which a corrugated unevenness is continuously bent and formed into a band shape, and a flat band shape that is overlapped on one surface of the corrugated sheet material and is divided in the width direction and has an interval. A metal one-sided flat plate and a flat band-shaped metal other-side flat plate which is overlapped on the other surface of the corrugated plate and is positioned at a position corresponding to the space between the one-sided flat plate via the corrugated plate. The material is a set of unit members, and the unit members are stacked.

そして、複数組の該単位部材が多層の積層ブロック状
をなし、順次、該単位部材の該一方側平板材の間隔内
に、他の該単位部材の該他方側平板材が噛み合うように
位置し、ハニカム構造をなす。Then, a plurality of sets of the unit members form a multilayer laminated block shape, and are sequentially positioned within the interval between the one side plate members of the unit member so that the other side plate members of the other unit members mesh with each other. , Forming a honeycomb structure.

各該単位部材の該波板材と該一方側平板材および他方
側平板材とは、それぞれ重ねられた当接部の所定箇所
が、各々連続的にスポット溶接されている。そして、こ
のようなスポット溶接にはそれぞれ、該波板材の他方面
に当接する多数の溶接接点が設けられた波板側電極と、
該一方側平板材に当接するロール状の平板側電極と、を
有する一方の溶接装置、および、該一方側平板材の間隔
を介し該波板材の一方面に当接する複数の溶接接点が設
けられた波板側電極と、該他方側平板材に当接するロー
ル状の平板側電極と、を有する他方の溶接装置が、用い
られている。The corrugated sheet material of each of the unit members, the one-side plate material, and the other-side plate material are spot-welded continuously at predetermined portions of the overlapping contact portions. And in such spot welding, respectively, a corrugated plate-side electrode provided with a number of welding contacts abutting on the other surface of the corrugated plate material,
A welding device having a roll-shaped flat electrode in contact with the one-side flat material, and a plurality of welding contacts that are in contact with one surface of the corrugated material through an interval between the one-side flat material. The other welding device having a corrugated plate-side electrode and a roll-shaped plate-side electrode in contact with the other-side plate material is used.

「作用」 本発明は、このような手段よりなるので、次のごとく
作用する。まず、請求項１の耐熱構造体の製造方法にあ
っては、一方の溶接工程，他方の溶接工程，成形工程等
を順に辿ることにより、耐熱構造体が製造される。[Operation] The present invention is constituted by such means, and operates as follows. First, in the method for manufacturing a heat-resistant structure according to the first aspect, the heat-resistant structure is manufactured by sequentially following one welding step, the other welding step, a forming step, and the like.

すなわち、まず一方の溶接工程では、波板材と、その
一方面に重ねられると共に分割され間隔が存した一方側
平板材とを、一方の溶接装置に挿入し、その波板側電極
と平板側電極に当接せしめることにより、重ねられた当
接部の所定箇所が、連続的にスポット溶接される。That is, first, in one welding step, the corrugated sheet material and the one-sided flat plate material that is overlapped on one surface thereof and divided and spaced apart are inserted into one welding device, and the corrugated plate-side electrode and the flat plate-side electrode are inserted. , Predetermined portions of the overlapped contact portions are continuously spot-welded.

次に他方の溶接工程では、波板材と、その他方面に重
ねられると共に前記間隔に波板材を介して対応位置する
他方側平板材とを、他方の溶接装置に挿入し、その波板
側電極と平板側電極に当接せしめることにより、重ねら
れた当接部の所定箇所が、連続的にスポット溶接され
る。Next, in the other welding step, the corrugated sheet material and the other flat plate material that is superimposed on the other side and that is positioned at the above-described interval via the corrugated sheet material is inserted into the other welding device, and the corrugated sheet electrode and By contacting the flat plate-side electrode, predetermined portions of the stacked contact portions are continuously spot-welded.

しかる後、成形工程では、このようにスポット溶接さ
れた一方側平板材，波板材，他方側平板材を１組の単位
部材とし、複数組の単位部材を重ねて、多層の積層ブロ
ック状とすることにより、順次、単位部材の一方側平板
材の間隔内に、他の単位部材の他方側平板材が噛み合う
ように位置する、ハニカム構造の耐熱構造体が得られ
る。Thereafter, in the forming step, the one-side flat plate, the corrugated plate, and the other-side flat plate thus spot-welded are formed into one set of unit members, and a plurality of unit members are stacked to form a multilayer laminated block. Thus, a heat-resistant structure having a honeycomb structure in which the other flat members of the other unit members are positioned so as to mesh with each other within the interval between the flat plates on one side of the unit member is obtained.

又、請求項２の耐熱構造体は、このように製造され
る。そして、重ねられた当接部の所定箇所が一方および
他方の溶接装置によりそれぞれ連続的にスポット溶接さ
れた、波板材と、分割され間隔が存した一方側平板材
と、他方側平板材とを、１組の単位部材とし、もって複
数組の単位部材が重ねられてなる。そして多層の積層ブ
ロック状をなし、順次、単位部材の一方側平板材の間隔
内に、他の単位部材の他方側平板材が、噛み合うように
位置した、ハニカム構造をなす。Further, the heat-resistant structure according to claim 2 is manufactured in this manner. Then, a predetermined portion of the overlapped contact portion is spot-welded continuously by one and the other welding device, respectively, a corrugated sheet, a divided one-sided flat plate, and the other-sided flat plate. A plurality of unit members are stacked as one set of unit members. Then, the honeycomb structure is formed in a multilayered block shape, and a honeycomb structure is formed in which the other side plate members of the other unit members are positioned so as to mesh with each other within the interval of the one side plate member of the unit member.

さてそこで、この耐熱構造体およびその製造方法は、
次のごとくなる。第１に、単位部材を形成する波板材と
一方側平板材と他方側平板材は、ろう付けによらず、溶
接にて接合されている。従って、この耐熱構造体は、材
料費が安く、又、面倒なろう材の介装および高温の炉中
での加熱を要しない等、簡単容易に製造される。Now, this heat-resistant structure and its manufacturing method
It looks like this: First, the corrugated sheet material forming the unit member, the one-side flat sheet material, and the other-side flat sheet material are joined by welding without brazing. Therefore, this heat-resistant structure is easily and easily manufactured, for example, because the material cost is low and no complicated brazing material is required and heating in a high-temperature furnace is not required.

しかも、この耐熱構造体は、その単位部材を形成する
波板材と一方側平板材と他方側平板材とのそれぞれの当
接部の多数の所定箇所が、所定の溶接装置を用いること
により、連続的にスポット溶接され、溶接作業が簡単容
易である。更に、この耐熱構造体は、波板材と一方側平
板材と他方側平板材間がスポット溶接され、相応の強度
を備えてなる。Moreover, in this heat-resistant structure, a large number of predetermined portions of the abutting portions of the corrugated sheet material, the one-side plate material, and the other-side plate material forming the unit member are continuously formed by using a predetermined welding device. Spot welding is performed, and the welding operation is simple and easy. Further, in this heat-resistant structure, the corrugated sheet material, the one-side plate material, and the other-side plate material are spot-welded to have appropriate strength.

第２に、これと共に、単位部材の一方側平板材の間隔
内に、他の単位部材の他方側平板材が、順次、噛み合う
ように位置するので、特に耐熱構造体形成時において、
各単位部材の積層が容易である。Secondly, together with this, within the space between the one-sided flat members of the unit member, the other-side flat plates of the other unit members are sequentially positioned so as to mesh with each other.
Lamination of each unit member is easy.

すなわち、ろう付けによらず溶接によるので、各単位
部材内は溶接されるものの各単位部材間は溶接されてお
らず、もって、耐熱構造体を形成するための積層に際
し、軸方向にずれやすいが、このように各単位部材間が
噛み合うように位置しているので、各単位部材間は、ず
れることなく容易に正確に積層される。このように、こ
の耐熱構造体は、製造時の積層作業が簡単容易である。That is, since the welding is performed not by brazing, the inside of each unit member is welded, but the unit members are not welded. Therefore, when laminating to form a heat-resistant structure, it is easy to shift in the axial direction. Since the respective unit members are positioned so as to mesh with each other, the respective unit members are easily and accurately stacked without shifting. Thus, this heat-resistant structure is easy and easy to laminate at the time of manufacture.

「実 施 例」 以下本発明を、図面に示すその実施例に基づいて詳細
に説明する。図面は、本発明に係る耐熱構造体およびそ
の製造方法について、その実施例の説明に供する。そし
て、第１図および第２図は、一方の溶接工程および他方
の溶接工程を示し、第１図はその斜視図、第２図はその
正面図である。第３図は、成形工程で得られた耐熱構造
体の斜視図である。"Examples" Hereinafter, the present invention will be described in detail based on examples shown in the drawings. BRIEF DESCRIPTION OF THE DRAWINGS The drawings are provided for describing examples of a heat-resistant structure and a method of manufacturing the same according to the present invention. 1 and 2 show one welding step and the other welding step, FIG. 1 is a perspective view thereof, and FIG. 2 is a front view thereof. FIG. 3 is a perspective view of the heat-resistant structure obtained in the molding step.

以下、まずこの製造方法において使用される溶接装置
について説明し、次に、製造方法について一方の溶接工
程，他方の溶接工程，成形工程の順に説明し、それか
ら、耐熱構造体について説明する。Hereinafter, the welding apparatus used in this manufacturing method will be described first, then the manufacturing method will be described in the order of one welding step, the other welding step, and the forming step, and then the heat-resistant structure will be described.

溶接装置１については、次のとおり。第１図，第２図
に示すごとく、この溶接装置１は、波形の凹凸が連続的
に折曲形成され帯状をなす金属製の波板材２と、この波
板材２の両面にそれぞれ重ねられ、幅方向に分割され間
隔３が存する平坦な帯状をなす金属製の一方側平板材４
と、一方側平板材４の間隔３に対し波板材２を介し対応
位置する平坦な帯状をなす金属製の他方側平板材５とに
ついて、それぞれ重ねられた当接部の所定箇所を、各々
連続的にスポット溶接するものである。そして、この溶
接装置１は、一方の溶接装置６と他方の溶接装置７とか
らなる。About the welding device 1, it is as follows. As shown in FIG. 1 and FIG. 2, the welding apparatus 1 has a metal corrugated sheet 2 in the form of a strip formed by continuously bending corrugated irregularities, and is superposed on both surfaces of the corrugated sheet 2 respectively. One-sided flat metal plate 4 in the form of a flat band which is divided in the width direction and has an interval 3
The predetermined portions of the abutting portions are continuously connected to each other with respect to the other flat plate member 5 having a flat band shape corresponding to the interval 3 of the one side flat plate member 4 via the corrugated plate member 2. Spot welding. The welding device 1 includes one welding device 6 and the other welding device 7.

まず、一方の溶接装置６は、波板材２の波の谷部と、
図面ではこれに下側たる一方側から重ねられた一方側平
板材４上面との各当接部について、所定箇所を点状に連
続的にスポット溶接し、いずれか一方が陽極となり他方
が陰極となる、波板側電極８と平板側電極９とを有して
なる。First, one welding device 6 is provided with a wave trough of the corrugated sheet material 2,
In the drawing, a predetermined spot is continuously spot-welded at each contact portion with the upper surface of the one-side flat plate material 4 superimposed from one side which is a lower side, one of which is an anode and the other is a cathode. , A corrugated plate-side electrode 8 and a flat plate-side electrode 9.

この波板側電極８と平板側電極９は、波板材２および
一方側平板材４の幅方向に沿い対向し、少なくとも一方
側平板材４の間隔３を除いた幅とほぼ等しい長さにわた
り配され、かつ両者は反対方向に回転される。つまり図
示例では、上側の波板側電極８が図面では反時計方向
に、下側の平板側電極９が図面では時計方向に、それぞ
れ回転される。The corrugated plate-side electrode 8 and the flat plate-side electrode 9 are opposed to each other along the width direction of the corrugated plate 2 and the one-side flat plate 4, and are arranged over a length substantially equal to at least the width of the one-side flat plate 4 excluding the interval 3. And both are rotated in opposite directions. That is, in the illustrated example, the upper corrugated plate-side electrode 8 is rotated counterclockwise in the drawing, and the lower flat plate-side electrode 9 is rotated clockwise in the drawing.

そして、この一方の溶接装置６の波板側電極８は、波
板材２側の谷部他方面に上側から当接する、多数の点状
電極たる溶接接点10を備えている。この溶接接点10は、
波板材２の波のピッチと高さに見合った間隔と高さ位置
で、支持部11中心から複数個図示例では４個が、仮想さ
れた円周上に等間隔で突設されると共に、それらが、前
記長さ方向つまり幅方向にも間隔３を介しそれぞれ複数
個図示例では２個配され、もって図示例の溶接接点10は
計８個配されてなる。The corrugated plate-side electrode 8 of the one welding device 6 has a large number of welding contacts 10 as point-like electrodes that contact the other surface of the valley on the corrugated plate material 2 side from above. This welding contact 10
At intervals and height positions corresponding to the pitch and height of the waves of the corrugated sheet material 2, four in the illustrated example are protruded from the center of the support portion 11 at equal intervals on the imaginary circumference, In the illustrated example, two of them are arranged in the length direction, that is, in the width direction, at intervals 3 respectively, and thus a total of eight welding contacts 10 in the illustrated example are arranged.

なお支持部11は、図示例では４個の凸部111を備えた
一体的な略柱状をなしたものが用いられているが、これ
によらず、例えば円柱ロール部から各突出部が突出され
たもの、円柱ロール部から突片が直線的に突出されたも
の、等であってもよい。更に、このような突部111等の
数は、図示例では各４個ずつ設けられたものが示されて
いるが、３個又は５個等の適宜数ずつ設けることも可能
である。又、支持部11は、その長さ方向に全体的に一体
をなすか、又は適宜長さ方向に分割され同軸に連結され
てなる。Incidentally supporting portion 11, have been used are those without an integral substantially cylindrical with four projections 11 1 in the illustrated example, regardless of this, for example, each protrusion protruding from the cylindrical roll portion May be used, or a projecting piece may protrude linearly from a cylindrical roll. Furthermore, the number of such projections 11 1, etc., although in the illustrated embodiment has been shown as provided by the four can be provided by appropriate number of three or five or the like. Further, the support portion 11 is integrally formed as a whole in its length direction, or is divided in an appropriate length direction and connected coaxially.

さて、このような支持部11の各凸部111のそれぞれの
先端に、長さ方向にも複数個の溶接接点10が設けられ、
もって波板側電極８が構成されている。Now, the respective tips of the projections 11 1 of this supporting portion 11, a plurality of welding the contacts 10 provided in the longitudinal direction,
Thus, the corrugated plate-side electrode 8 is configured.

これに対し、この一方の溶接装置６の平板側電極９
は、大径の円柱ロール状をなし、一方側平板材４に下側
たる他方側から当接するようになっている。一方の溶接
装置６は、このようになっている。On the other hand, the flat plate-side electrode 9 of this one welding device 6
Has a large diameter cylindrical roll shape, and comes into contact with the one-side flat plate member 4 from the other side which is the lower side. One of the welding devices 6 is configured as described above.

又、他方の溶接装置７は、波板材２の波の頂部と、図
面では上側たる他方側から重ねられた他方側平板材５下
面との各当接部について、所定箇所を点状に連続的にス
ポット溶接するものであり、いずれか一方が陽極となり
他方が陰極となる、波板側電極12と平板側電極13とを有
してなる。この波板側電極12と平板側電極13は、波板材
２および他方側平板材５の幅方向に沿い対向し、少なく
とも他方側平板材５の幅つまり一方側平板材４の間隔３
の幅と、ほぼ等しい長さと位置で配され、両者は反対方
向に回転される。Further, the other welding device 7 continuously connects predetermined points in the form of dots at each contact portion between the top of the wave of the corrugated sheet material 2 and the lower surface of the other flat sheet material 5 stacked from the other side which is the upper side in the drawing. And has a corrugated plate side electrode 12 and a flat plate side electrode 13, one of which is an anode and the other is a cathode. The corrugated plate-side electrode 12 and the flat plate-side electrode 13 face each other in the width direction of the corrugated plate 2 and the other flat plate 5, and have at least the width of the other flat plate 5, that is, the distance 3 between the one flat plate 4.
, And a length and position approximately equal to each other, and both are rotated in opposite directions.

そして波板側電極12は、前記間隔３を介し挿入され
て、波板材２の頂部一方面に裏側・下側から当接する、
複数の溶接接点14を備えている。この溶接接点14は、波
板材２の波のピッチと高さに見合った間隔と高さ位置
で、支持部15中心部から複数個図示例では４個が、仮想
された円周上に等間隔で突設されている。Then, the corrugated plate-side electrode 12 is inserted through the gap 3 and abuts on one surface of the top of the corrugated plate material 2 from the back side and the lower side.
A plurality of welding contacts 14 are provided. The welding contacts 14 are arranged at intervals and height positions corresponding to the pitch and height of the wave of the corrugated sheet material 2, and a plurality of four in the illustrated example are equally spaced from the center of the support portion 15 on the imaginary circumference. It is protruding.

なお支持部15は、図示例では横軸たる円柱ロール部15
1から、溶接接点14が設けられる各突出部152が４個突出
したものが用いられているが、その形状および数等は、
前述した一方の溶接装置６の波板側電極８における支持
部11の凸部111の場合に準じ、各種可能である。In the illustrated example, the support portion 15 is a cylindrical roll portion 15 which is a horizontal axis.
From 1 is used a projecting portion 15 2 on which the welding contact 14 is provided is projected four, the shape and number, etc.,
According to the case of the projections 11 1 of the support portion 11 of the corrugated sheet side electrode 8 of the one welding device 6 described above, a variety of possible.

これに対し、この他方の溶接装置７の平板側電極13
は、図示例では大径の円柱ロール状をなし、他方側平板
材５に上側から当接するようになっている。他方の溶接
装置７は、このようになっている。溶接装置１は、この
ような一方の溶接装置６および他方の溶接装置７よりな
っている。On the other hand, the flat electrode 13 of the other welding device 7
Has a cylindrical roll shape with a large diameter in the illustrated example, and comes into contact with the other flat plate member 5 from above. The other welding device 7 is configured as described above. The welding device 1 includes one such welding device 6 and the other welding device 7.

次に、耐熱構造体16の製造方法について述べる。ま
ず、その一方の溶接工程について述べる。この製造方法
において、最初に実施されるこの一方の溶接工程では、
波板材２と、波板材２の一方面つまり図示例では下面に
重ねられ、幅方向に分割され間隔３が存する下側の一方
側平板材４と、について連続的にスポット溶接17が施さ
れる。Next, a method for manufacturing the heat-resistant structure 16 will be described. First, one of the welding steps will be described. In this manufacturing method, the first welding step, which is performed first,
The spot welding 17 is continuously performed on the corrugated sheet material 2 and the lower one-side flat sheet material 4 which is overlapped on one surface of the corrugated material 2, that is, the lower surface in the illustrated example, is divided in the width direction, and has an interval 3. .

すなわち、この一方の溶接工程では、前述したごと
く、上側から波板材２の他方面たる上面に当接する多数
の溶接接点10が設けられた波板側電極８と、一方側平板
材４下面に当接するロール状の平板側電極９と、を有す
る一方の溶接装置６により、波板材２と一方側平板材４
との重ねられた当接部の所定箇所に対し、連続的にスポ
ット溶接17が施されて行く。That is, in this one welding step, as described above, the corrugated plate-side electrode 8 provided with a large number of welding contacts 10 that contact the upper surface, which is the other surface of the corrugated plate 2, from the upper side, and the lower surface of the one-side plate 4. The corrugated sheet material 2 and the one-side plate material 4 are formed by one welding device 6 having a roll-shaped plate-side electrode 9 in contact therewith.
The spot welding 17 is continuously performed on a predetermined portion of the abutting portion where is overlapped.

この波板材２は、帯状をなすステンレス箔等の金属箔
をコルゲート加工，プレス加工等することにより、所定
ピッチと高さの直線的な波形の凹凸が、平行かつ連続的
に多数折曲形成されてなる。一方側平板材４は、帯状を
なすステンレス箔等の金属箔がそのまま、かつ中央に長
手方向に沿った間隔３が形成されたものが用いられる。
そしてまず、このような波板材２と、間隔３を存し波板
材２と同一幅の一方側平板材４とが、第1,2図中左側に
示すごとく順次上下に重ねられる。なお、図中18は供給
ロールであり、この供給ロール18は、上下対をなし一方
側平板材４を供給する。The corrugated sheet material 2 is formed by corrugating, pressing, or the like a metal foil such as a stainless steel foil having a band shape, so that a large number of straight and corrugated irregularities having a predetermined pitch and height are bent in parallel and continuously. It becomes. As the one-side flat plate member 4, a band-shaped metal foil such as a stainless steel foil is used as it is, and the center is provided with an interval 3 along the longitudinal direction.
First, such a corrugated sheet material 2 and a one-sided flat sheet material 4 having an interval 3 and the same width as the corrugated sheet material 2 are sequentially stacked vertically as shown on the left side in FIGS. In the figure, reference numeral 18 denotes a supply roll, and the supply roll 18 supplies the one-side flat plate member 4 in an upper / lower pair.

そして、第1,2図中央に示すごとく、一方の溶接装置
６の上下対をなす波板側電極８と平板側電極９とが、反
対方向に回転されると共に、重ねられた波板材２と一方
側平板材４が、順次この波板側電極８と平板側電極９間
に挿入され、もって、両者の当接部の所定箇所各点につ
いて、連続的にスポット溶接17が施されて行く。一方の
溶接工程は、このようになっている。Then, as shown in the center of FIGS. 1 and 2, the corrugated plate-side electrode 8 and the flat plate-side electrode 9 forming the upper and lower pair of one of the welding devices 6 are rotated in opposite directions, and The one-side flat plate member 4 is sequentially inserted between the corrugated plate-side electrode 8 and the flat plate-side electrode 9, so that spot welding 17 is continuously performed at predetermined points of the contact portion between the two. One of the welding processes is as described above.

次に、他方の溶接工程について述べる。この製造方法
において、このような一方の溶接工程の次に実施される
他方の溶接工程では、波板材２と、波板材２の他方面つ
まり図示例では上面に重ねられ、前述した一方側平板材
４の間隔３に対し波板材２を介し対応位置する他方側平
板材５と、について連続的にスポット溶接17が施され
る。Next, the other welding step will be described. In this manufacturing method, in the other welding step performed after the one welding step, the corrugated sheet material 2 and the other surface of the corrugated sheet material 2, ie, the upper surface in the illustrated example, are overlapped, The spot welding 17 is continuously performed on the other side flat plate member 5 corresponding to the interval 3 of FIG. 4 via the corrugated plate member 2.

すなわち、この他方の溶接工程では、一方側平板材４
の間隔３を介し図示例では下側から波板材２の一方面た
る下面に当接する複数の溶接接点14が設けられた波板側
電極12と、他方側平板材５上面に当接するロール状の平
板側電極13と、を有する他方の溶接装置７により、波板
材２と他方側平板材５との重ねられた当接部の所定箇所
に、連続的にスポット溶接17が施されていく。That is, in the other welding step, the one-side flat plate 4
In the example shown in the figure, a corrugated plate-side electrode 12 provided with a plurality of welding contacts 14 abutting on the lower surface, which is one surface of the corrugated plate 2, and a roll-shaped electrode 12 abutting on the upper surface of the other plate 5. With the other welding device 7 having the flat plate-side electrode 13, spot welding 17 is continuously performed on a predetermined portion of the contact portion where the corrugated plate 2 and the other flat plate 5 are overlapped.

この他方側平板材５は、帯状をなすステンレス箔等の
金属箔がそのまま用いられ、その幅は一方側平板材４の
間隔３と対応して設定されるが、その対応関係の詳細に
ついては後述する。そして、第1,2図中右側に示すごと
く、他方の溶接装置７の上下対をなす平板側電極12と波
板側電極13とが、反対方向に回転されると共に、波板材
２と、図示例ではその他方面たる上面に重ねられた他方
側平板材５とが、順次平板側電極12と波板側電極13間に
挿入される。もって、波板材２と他方側平板材５の当接
部の所定箇所各点にわたり、連続的にスポット溶接17が
施されて行く。他方の溶接工程は、このようになってい
る。The other flat plate 5 is made of a metal foil such as a stainless steel foil having a band shape, and the width thereof is set corresponding to the interval 3 of the one flat plate 4. The details of the correspondence will be described later. I do. Then, as shown on the right side in FIGS. 1 and 2, the upper and lower pairs of the plate side electrode 12 and the corrugated plate side electrode 13 of the other welding device 7 are rotated in opposite directions, In the illustrated example, the other flat plate member 5 stacked on the other upper surface is inserted between the flat plate electrode 12 and the corrugated plate electrode 13 sequentially. Accordingly, the spot welding 17 is continuously performed over predetermined points of the contact portion between the corrugated sheet material 2 and the other flat plate material 5. This is the other welding process.

次に、成形工程について述べる。この製造方法におい
て、最後に実施される成形工程では、このようにして得
られた波板材２と、その上下両面にスポット溶接17され
た一方側平板材４および他方側平板材５とを、１組の単
位部材Ａとして重ね、もって複数組の単位部材Ａを多層
の積層ブロック状とすることにより、耐熱構造体16が得
られる。そこで、この耐熱構造体16は、順次、ある単位
部材Ａの一方側平板材４の間隔３内に、それぞれ他の単
位部材Ａの他方側平板材５が、噛み合うように位置する
と共に、ハニカム構造をなす。Next, the molding step will be described. In this manufacturing method, in the last forming step, the corrugated sheet material 2 thus obtained and the one-side flat sheet material 4 and the other-side flat sheet material 5 spot-welded 17 to the upper and lower surfaces thereof are combined with one another. The heat-resistant structure 16 can be obtained by stacking the unit members A as a set, and by forming the plurality of unit members A into a multilayer laminated block shape. Therefore, the heat-resistant structure 16 is arranged such that the other side plate members 5 of the other unit members A are engaged with each other within the interval 3 of the one side plate member 4 of the certain unit member A, and the honeycomb structure is formed. Make

すなわち第３図に示した例では、３組の単位部材A1,A
2,A3が用いられ、これらの単位部材A1,A2,A3を所定長さ
にそろえたものを、上下に多層に重ねることにより、耐
熱構造体16が成形されている。そしてこの耐熱構造体16
では、上側の単位部材A1の一方側平板材４の間隔３内
に、下側の他の単位部材A2の他方側平板材５が位置し、
同様に、下側の単位部材A2の一方側平板材４の間隔３内
に、更に下側の他の単位部材A3の他方側平板材５が位置
している。That is, in the example shown in FIG. 3, three unit members A 1 , A
2, A 3 are used, those aligned these units members A 1, A 2, A 3 to a predetermined length, by superimposing the multilayer vertically, heat structure 16 is formed. And this heat-resistant structure 16
In the above, the other side plate member 5 of the other lower unit member A 2 is located within the interval 3 of the one side plate member 4 of the upper unit member A 1 ,
Similarly, within the interval 3 on one side flat plate 4 of the unit members A 2 of lower, further the other side flat plate 5 of the other unit member A 3 of the lower located.

成形工程は、このようになっている。この製造方法
は、このような一方の溶接工程，他方の溶接工程，成形
工程よりなる。The molding process is as described above. This manufacturing method includes such one welding step, the other welding step, and the forming step.

次に、耐熱構造体16について述べる。このような製造
方法により、つまり、一方の溶接工程，他の溶接工程，
成形工程を順次辿ることにより、耐熱構造体16が製造さ
れる。Next, the heat-resistant structure 16 will be described. With such a manufacturing method, one welding process, another welding process,
The heat-resistant structure 16 is manufactured by sequentially following the molding steps.

すなわちこの耐熱構造体16は、波板材２と、波板材２
の上下両面にそれぞれ重ねられた所定の一方側平板材４
と他方側平板材５とが、１組の単位部材Ａとして重ねら
れている。そして、その複数組の単位部材A1,A2,A3が多
層の積層ブロック状をなし、例えば単位部材A1（A2）の
一方側平板材４の間隔３内に、それぞれ他の単位部材A2
（A3）の他方側平板材５が、噛み合うように位置すると
共に、ハニカム構造をなす。これに対し、各単位部材
A1,A2,A3を構成している波板材２と一方側平板材４と他
方側平板材５とは、それぞれ重ねられた当接部の所定箇
所について、各々前述した一方の溶接装置６および他方
の溶接装置７により、連続的にスポット溶接17が施され
ている。That is, the heat-resistant structure 16 is made of the corrugated sheet material 2 and the corrugated sheet material 2.
Predetermined one-sided flat material 4 which is respectively superposed on the upper and lower surfaces of
And the other flat plate member 5 are stacked as a set of unit members A. Then, the plurality of unit members A 1 , A 2 , A 3 form a multilayer laminated block shape. For example, each unit A 1 (A 2 ) has another unit within the interval 3 of the one-side flat plate member 4. Member A 2
(A 3 ) The other side flat plate member 5 is positioned so as to mesh with each other and has a honeycomb structure. In contrast, each unit member
The corrugated sheet material 2, the one-side plate material 4, and the other-side plate material 5 constituting A 1 , A 2 , and A 3 are respectively connected to predetermined portions of the overlapped contact portions by one of the welding devices described above. The spot welding 17 is continuously performed by the welding device 6 and the other welding device 7.

このような耐熱構造体16について、更に詳述する。ま
ず、この耐熱構造体16は、ハニカム構造をなす。すなわ
ち、各単位部材Ａの波板材2,一方側平板材4,他方側平板
材５等がセル壁を形成し、略三角形，略半六角形，略台
形，その他各種形状の多数の空間たるセル19の平面的集
合体よりなる。Such a heat-resistant structure 16 will be described in more detail. First, the heat-resistant structure 16 has a honeycomb structure. That is, the corrugated sheet 2, the one-sided flat plate 4, the other-sided flat plate 5 and the like of each unit member A form a cell wall, and are a large number of space cells having a substantially triangular shape, a substantially hexagonal shape, a substantially trapezoidal shape, and other various shapes. It consists of 19 planar assemblies.

そこで、この耐熱構造体16は、重量比強度に優れ軽量
性ともに高い剛性・強度を備え、又、流体の整流効果に
も優れ、かつ成形が容易でコスト面に優れる、等々の特
性を備えている。更に、単位体積当りの表面積が大、つ
まりセル壁たる波板材2,一方側平板材4,他方側平板材５
等の表面積が大である等により、例えば、自動車エンジ
ンの排気ガスを清浄化する触媒コンバータに用いられ、
担体として、そのセル壁たる波板材2,一方側平板材4,他
方側平板材５等の表面に、例えば還元用の触媒が付着せ
しめられる。Therefore, the heat-resistant structure 16 has characteristics such as excellent rigidity and strength with excellent weight ratio strength and lightness, and also excellent fluid rectification effect, and is easy to mold and excellent in cost. I have. Furthermore, the surface area per unit volume is large, that is, the corrugated sheet material 2 serving as a cell wall, the one-side flat plate material 4, and the other-side flat plate material 5
Due to its large surface area, etc., it is used, for example, in catalytic converters for purifying exhaust gas from automobile engines,
As a carrier, for example, a catalyst for reduction is adhered to the surface of the corrugated plate 2, the one-sided flat plate 4, the other-sided flat plate 5 and the like as the cell walls.

さて耐熱構造体16は、その使用目的・条件・環境に応
じ、各種形態が適宜選択される。すなわち、この耐熱構
造体16は、例えば第１に、各単位部材A1,A2,A3間を、更
にスポット溶接機等を用いて部分的にスポット溶接した
り、第２に、各単位部材A1,A2,A3間を、部分的にスポッ
ト溶接ではなくろう付けしたり、第３に、このように各
単位部材A1,A2,A3間を、このように溶接やろう付けによ
り接合することなく、そのままケースたる外筒内に挿入
固定したもの等が、適宜選択使用される。第４に、これ
らを組み合わせ、各単位部材A1,A2,A3間を部分的にスポ
ット溶接やろう付け等により接合した後、外筒内に挿入
固定した耐熱構造体16も考えられる。また、耐熱構造体
16と外筒間は、そのままでもよいが、適宜スポット溶接
やろう付け等にて接合しておくとよい。Various forms of the heat-resistant structure 16 are appropriately selected according to the purpose of use, conditions, and environment. That is, the heat-resistant structure 16 is, for example, firstly spot-welded between the unit members A 1 , A 2 , A 3 using a spot welding machine or the like, or secondly, The members A 1 , A 2 , A 3 may be partially brazed instead of spot-welded, or thirdly, the unit members A 1 , A 2 , A 3 may be welded in this manner. What is inserted and fixed in the outer cylinder as a case without being joined by brazing is appropriately selected and used. Fourthly, a heat-resistant structure 16 in which the unit members A 1 , A 2 , and A 3 are combined and partially joined by spot welding, brazing, or the like, and then inserted and fixed in an outer cylinder is also conceivable. Also, heat-resistant structure
The space between the outer cylinder 16 and the outer cylinder may be left as it is, but may be appropriately joined by spot welding, brazing, or the like.

なお、この耐熱構造体16は、その各単位部材A1,A2,A3
を形成する波板材2,一方側平板材4,他方側平板材５間に
ついては、前述したごとく必須的にスポット溶接17が施
されているので、相応の高い強度を有している。そこ
で、例えば低圧ガスの通過用に使用される場合等には、
上述の第３の例のごとく、各単位部材A1,A2,A3間を何ら
接合することなく使用できるが、これに対し、特に高い
強度が要求される場合には、前述の第1,第2,第４の例の
ごとく、部分的に接合されたものが使用される。The heat-resistant structure 16 is composed of the unit members A 1 , A 2 , A 3
As described above, the spot welding 17 is indispensable between the corrugated sheet material 2, the one-sided flat sheet material 4, and the other-side flat sheet material 5, which has a correspondingly high strength. Therefore, for example, when used for passing low-pressure gas,
As in the above-described third example, the unit members A 1 , A 2 , and A 3 can be used without any joining. However, if particularly high strength is required, the first member A 1 As in the second and fourth examples, partially joined ones are used.

ところで第４図は、この耐熱構造体16における、ある
単位部材Ａの一方側平板材４と、その間隔３内に位置す
る他の単位部材Ａの他方側平板材５との関係を示す、要
部の平面説明図である。そして（１）図は、両者が嵌合
した例を、（２）図は、両者間に直線状の間隙αが存す
る例を、（３）図は、両者間に折れ線状の間隙αが存す
る例を、それぞれ示している。FIG. 4 shows the relationship between the one flat plate member 4 of one unit member A and the other flat plate member 5 of another unit member A located within the gap 3 in the heat-resistant structure 16. It is a plane explanatory view of a part. FIG. (1) shows an example in which both are fitted, FIG. (2) shows an example in which a linear gap α exists between them, and FIG. 3 (3) shows a broken-line gap α between them. Examples are shown respectively.

まず、第４図の（１）図に示した耐熱構造体16にあっ
ては、直線的に均一幅の間隔３が形成された一方側平板
材４が用いられ、かつ、この間隔３と略同一寸法に設定
された他方側平板材５が用いられている。そこで、この
耐熱構造体16は、積層ブロック状となった際において図
示のごとく、単位部材A1（A2）の一方側平板材４の間隔
３内に、他の単位部材A2（A3）の他方側平板材５が、ほ
ぼぴったりと嵌合している。First, in the heat-resistant structure 16 shown in FIG. 4 (1), a one-sided flat plate member 4 in which a gap 3 having a uniform width is formed linearly is used. The other flat plate member 5 having the same size is used. Therefore, when the heat-resistant structure 16 is formed into a laminated block, as shown in the drawing, the other unit members A 2 (A 3 ) are placed within the space 3 between the one-side flat members 4 of the unit member A 1 (A 2 ). ), The other flat plate member 5 is fitted almost exactly.

従って、この第４図の（１）図に示した耐熱構造体16
は、特にセル軸方向に各単位部材Ａがずれることが全く
ない、という利点がある。Therefore, the heat-resistant structure 16 shown in FIG.
Has an advantage that each unit member A does not shift at all in the cell axis direction.

又、第４図の（２）図に示した耐熱構造体16にあって
は、直線的に均一幅の間隔３が形成された一方側平板材
４が用いられると共に、この間隔３より若干幅狭に設定
された他方側平板材５が用いられている。そこで、この
耐熱構造体16は、積層ブロック状となった際において図
示のごとく、単位部材A1（A2）の一方側平板材４の間隔
３内に、他の単位部材A2（A3）の他方側平板材５が、両
側に直線状の間隙αを存して位置してなる。In addition, in the heat-resistant structure 16 shown in FIG. 4 (2), a one-side flat plate member 4 having a linearly uniform interval 3 is used, and the width is slightly larger than the interval 3. The other flat plate member 5 which is set to be narrow is used. Therefore, when the heat-resistant structure 16 is formed into a laminated block, as shown in the drawing, the other unit members A 2 (A 3 ) are placed within the space 3 between the one-side flat members 4 of the unit member A 1 (A 2 ). ) Is located with a linear gap α on both sides.

もって、この第４図の（２）図に示した耐熱構造体16
は、このような一方側平板材４と他方側平板材５間を、
間隙αの分だけセル軸方向に僅かに可動とすることがで
きるので、例えば触媒コンバータの担持母体として使用
した場合、激しい熱衝撃により熱歪みが発生しても、そ
の応力は緩和される。従って、第４図の（２）図に示し
た耐熱構造体16は、応力集中による破壊および応力集中
による全体的歪み等が発生しにくい、という利点があ
る。Therefore, the heat-resistant structure 16 shown in FIG.
, Between the one side flat plate 4 and the other side flat plate 5,
Since it can be made slightly movable in the cell axis direction by the gap α, when it is used, for example, as a supporting body of a catalytic converter, even if thermal strain occurs due to severe thermal shock, the stress is reduced. Therefore, the heat-resistant structure 16 shown in FIG. 4 (2) has an advantage that it is unlikely to cause breakage due to stress concentration and overall distortion due to stress concentration.

更に、第４図の（３）図に示した耐熱構造体16にあっ
ては、対称折れ線状に間隔３が形成された一方側平板材
４が用いられ、かつ、この間隔３と相似形をなし若干幅
狭に設定された他方側平板材５が用いられている。そこ
で、この耐熱構造体16は、積層ブロック状となった際に
おいて図示のごとく、単位部材A1（A2）の一方側平板材
４の間隔３内に、他の単位部材A2（A3）の他方側平板材
５が、両側に折れ線状の間隙αを存し位置してなる。Further, in the heat-resistant structure 16 shown in FIG. 4 (3), a one-side flat plate member 4 having a space 3 formed in a symmetrical broken line is used, and has a shape similar to the space 3. None The other side flat plate member 5 set to be slightly narrower is used. Therefore, when the heat-resistant structure 16 is formed into a laminated block, as shown in the drawing, the other unit members A 2 (A 3 ) are placed within the space 3 between the one-side flat members 4 of the unit member A 1 (A 2 ). ) Is located with a polygonal linear gap α on both sides.

もって、この第４図の図に示した耐熱構造体16は、
各単位部材Ａの積層時に、互の単位部材Ａが、長手方向
および幅方向の両方向に大きくずれないので、耐熱構造
体16を形成するための積層が容易である、という利点が
ある。耐熱構造体16は、このようになっている。Accordingly, the heat-resistant structure 16 shown in FIG.
When the unit members A are stacked, the unit members A are not largely displaced in both the longitudinal direction and the width direction. Therefore, there is an advantage that the stacking for forming the heat-resistant structure 16 is easy. The heat-resistant structure 16 is configured as described above.

本発明に係る耐熱構造体16、およびその製造方法は、
以上説明したようになっている。そこで、以下のごとく
なる。Heat-resistant structure 16 according to the present invention, and its manufacturing method,
This is as described above. Then, it becomes as follows.

まず、この製造方法にあっては、一方の溶接工程，他
方の溶接工程，成形工程等を順に辿ることにより、耐熱
構造体16が製造される。すなわち、まず一方の溶接工程
では、波板材２と、その一方面に重ねられると共に分割
され間隔３が存した一方側平板材４とを、一方の溶接装
置６に挿入し、その波板側電極８と平板側電極９に当接
せしめることにより、重ねられた当接部の所定箇所に、
連続的にスポット溶接17が施される。First, in this manufacturing method, the heat-resistant structure 16 is manufactured by sequentially following one welding step, the other welding step, a forming step, and the like. That is, in one welding step, first, the corrugated sheet material 2 and the one-side flat plate material 4 which is overlapped on one surface thereof and divided and has an interval 3 are inserted into one welding device 6, and the corrugated sheet-side electrode is formed. 8 and the flat plate-side electrode 9 are brought into contact with each other, so that
The spot welding 17 is performed continuously.

次に他方の溶接工程では、波板材２と、その他方面に
重ねられると共に前記間隔３に波板材２を介して対応位
置する他方側平板材５とを、他方の溶接装置７に挿入
し、その波板側電極12と平板側電極13に当接せしめるこ
とにより、重ねられた当接部の所定箇所に、連続的にス
ポット溶接17が施される。Next, in the other welding step, the corrugated sheet material 2 and the other flat plate material 5 that is overlapped on the other side and is positioned at the interval 3 via the corrugated sheet material 2 are inserted into the other welding device 7. By bringing the corrugated plate-side electrode 12 and the flat plate-side electrode 13 into contact with each other, spot welding 17 is continuously performed at a predetermined portion of the overlapped contact portion.

しかる後、成形工程では、このようにスポット溶接17
された一方側平板材4,波板材2,他方側平板材５等を１組
の単位部材Ａとして、複数の単位部材Ａを重ねて、多層
の積層ブロック状とすることにより、所定の耐熱構造体
16が得られる。Then, in the forming process, spot welding 17
The one-sided flat plate member 4, corrugated plate member 2, the other-sided flat plate member 5 and the like are used as a set of unit members A, and a plurality of unit members A are stacked to form a multilayer laminated block, thereby providing a predetermined heat-resistant structure. body
16 is obtained.

この耐熱構造体16は、このように製造される。そし
て、重ねられた当接部の所定箇所に所定の溶接装置１に
よりそれぞれ連続的にスポット溶接17が施された、波板
材２と、分割され間隔３が存した一方側平板材４と、他
方側平板材５とを、１組の単位部材Ａとし、もって複数
組の単位部材Ａが重ねられてなる。そして多層の積層ブ
ロック状をなし、順次、単位部材Ａの一方側平板材４の
間隔３内に、他の単位部材Ａの他方側平板材５が位置す
ると共に、ハニカム構造をなす。The heat-resistant structure 16 is manufactured as described above. Then, the corrugated sheet material 2, the one side flat plate material 4 divided and having the interval 3, and the other side, where the spot welding 17 is continuously performed by the predetermined welding device 1 at predetermined positions of the overlapped contact portions, respectively. The side plate member 5 is a set of unit members A, and a plurality of unit members A are stacked. Then, it forms a multilayer laminated block shape, and the other side plate member 5 of the other unit member A is sequentially positioned within the interval 3 of the one side plate member 4 of the unit member A, and forms a honeycomb structure.

さてそこで、この耐熱構造体16、およびその製造方法
にあっては、次のごとくなる。The heat-resistant structure 16 and the manufacturing method thereof are as follows.

第１に、単位部材Ａを形成する波板材２と一方側平板
材４と他方側平板材５は、この種従来例のようにろう付
けによらず、スポット溶接17にて接合されている。従っ
て、この耐熱構造体16は、材料費が安く、又、面倒なろ
う材の介装および高温の炉中での加熱を要しない等、ろ
う付けによる従来例に比し簡単容易に製造される。First, the corrugated sheet material 2, the one-side plate material 4, and the other-side plate member 5 forming the unit member A are joined by spot welding 17 without brazing as in the conventional example of this type. Therefore, the heat-resistant structure 16 can be manufactured easily and easily as compared with the conventional example by brazing, such as low material cost, no need for complicated brazing material interposition and heating in a high-temperature furnace. .

しかも、この耐熱構造体16は、その単位部材Ａを形成
する波板材２と一方側平板材４と他方側平板材５とのそ
れぞれの当接部の多数の所定箇所が、溶接装置１を用い
ることにより連続的にスポット溶接17が施され、溶接作
業も簡単容易である。更に、この耐熱構造体16は第３図
に示すごとく、波板材２と一方側平板材４と他方側平板
材５間にスポット溶接17が施されており、相応の強度を
備えてなる。In addition, in the heat-resistant structure 16, the welding device 1 is used at a large number of predetermined portions of the abutting portions of the corrugated plate 2, the one-side plate 4, and the other-side plate 5 forming the unit member A. Accordingly, spot welding 17 is continuously performed, and the welding operation is simple and easy. Further, as shown in FIG. 3, the heat-resistant structure 16 is provided with spot welding 17 between the corrugated plate 2, the one-side plate 4 and the other-side plate 5, and has a suitable strength.

第２に、これと共に、上側の単位部材A1（A2）の一方
側平板材４の間隔３内に、順次、他の下側の単位部材A2
（A3）の他方側平板材５が位置し、もって、一方側平板
材４内に他方側平板材５が、噛み合うように位置してい
るので、各単位部材Ａの積層が容易である。Secondly, together with this, the other lower unit members A 2 are sequentially placed within the interval 3 of the one side flat plate member 4 of the upper unit members A 1 (A 2 ).
Since the other flat plate member 5 of (A 3 ) is located and the other flat plate member 5 is positioned so as to mesh with the inside of the one flat plate member 4, the unit members A can be easily stacked.

すなわち、ろう付けによらず溶接によるので、各単位
部材Ａ内はスポット溶接17されるものの、各単位部材Ａ
間は溶接されておらず、（ろう材を介装しておいて、加
熱することによりろう付けが行われるこの種従来例のよ
うに、各単位部材Ａ間が、簡単容易にろう付けできる訳
ではない）、耐熱構造体16を形成するための積層に際し
軸方向にずれやすい。しかしながら、このように各単位
部材Ａ間が噛み合うように位置しているので、各単位部
材Ａ間がずれることなく、容易に正確に積層できる。も
って、この耐熱構造体16は、製造時の積層作業が簡単容
易である（これに関しては、第４図の（１）や（３）図
について前述したところも参照）。In other words, since each unit member A is spot-welded 17 by welding instead of brazing, each unit member A
The spaces between the unit members A are not welded, and the brazing between the unit members A can be easily and easily performed as in the conventional example in which brazing is performed by heating with the brazing material interposed therebetween. However, it is easy to shift in the axial direction when laminating to form the heat-resistant structure 16. However, since the unit members A are positioned so as to mesh with each other, the unit members A can be easily and accurately stacked without shifting. Therefore, the heat-resistant structure 16 can be easily and easily laminated at the time of manufacturing (for this, see also the above description with reference to FIGS. 4 (1) and (3)).

なお、以上説明した実施例にあっては、一方側平板材
４は２分割され間隔３が１個形成されていたが、本発明
はこれに限定されるものではなく、一方側平板材４は３
分割以上の複数に分割され、対応した数の間隔３が形成
されたものであってもよい。この場合には、他方側平板
材５も、間隔３の数に対応した数が用いられ、又、各溶
接装置6,7の波板側電極8,12の溶接接点10,14の数も、適
宜増加される。In the above-described embodiment, the one-side flat plate 4 is divided into two and one interval 3 is formed. However, the present invention is not limited to this. 3
It may be divided into a plurality of divisions or more, and a corresponding number of intervals 3 may be formed. In this case, the number corresponding to the number of the intervals 3 is also used for the other flat plate member 5, and the number of the welding contacts 10, 14 of the corrugated plate electrodes 8, 12 of each of the welding devices 6, 7 is also It is increased as appropriate.

「発明の効果」 本発明に係る耐熱構造体、およびその製造方法は、以
上説明したごとく、１組の単位部材を形成する、波板材
と、間隔が存した一方側平板材および間隔に対応位置す
る他方側平板材との当接部の所定箇所を、各々連続的に
スポット溶接するようにしたことにより、次の効果を発
揮する。[Effects of the Invention] As described above, the heat-resistant structure according to the present invention and the method for manufacturing the same have a corrugated sheet material forming one set of unit members, and a position corresponding to the one-sided flat sheet material and the interval having the interval. The following effects are exerted by continuously performing spot welding at predetermined portions of the contact portion with the other flat plate material.

すなわち第１に、溶接はろう付けに比べ材料費が安
く、又、面倒なろう材の介装作業および高温の炉中での
加熱を要しない。もってこの耐熱構造体は、簡単容易に
製造でき、製造コスト面および製造効率面に極めて優れ
ている。First, welding is less expensive than brazing, and does not require complicated brazing work or heating in a high-temperature furnace. Thus, the heat-resistant structure can be easily and easily manufactured, and is extremely excellent in manufacturing cost and manufacturing efficiency.

しかも、多数の所定箇所が連続的にスポット溶接され
るので、その溶接作業は簡単容易であり、もってこれら
の面からも、この耐熱構造体は、製造コスト面および製
造効率面に優れてなる。更に、この耐熱構造体は、スポ
ット溶接により相応の高い強度を備えてなる。In addition, since a large number of predetermined locations are continuously spot-welded, the welding operation is simple and easy. Therefore, also from these aspects, the heat-resistant structure is excellent in manufacturing cost and manufacturing efficiency. Furthermore, the heat-resistant structure is provided with a correspondingly high strength by spot welding.

第２に、これと共に、単位部材の一方側平板材の間隔
内に、順次、他の単位部材の他方側平板材が、噛み合う
ように位置するので、特に耐熱構造体形成時の各単位部
材の積層が容易である。Secondly, since the other flat members of the other unit members are sequentially positioned so as to mesh with each other within the space between the flat plates on one side of the unit member, especially when the heat-resistant structure is formed, Easy lamination.

すなわち、各単位部材内はスポット溶接されるもの
の、各単位部材間はスポット溶接されておらず、積層に
際し軸方向にずれやすいが、このように各単位部材間が
噛み合うように位置しているので、各単位部材間はずれ
ることなく、容易に正確に積層可能である。このよう
に、この耐熱構造体は、製造時の積層作業が簡単容易で
ある。That is, although spot welding is performed inside each unit member, spot welding is not performed between the unit members, and it is easy to shift in the axial direction during lamination, but since the unit members are positioned so as to mesh with each other. In addition, each unit member can be easily and accurately stacked without slipping. Thus, this heat-resistant structure is easy and easy to laminate at the time of manufacture.

このように、この種従来例に有した問題点がすべて解
決される等、本発明の発揮する効果は顕著にして大なる
ものがある。As described above, the effects exhibited by the present invention are remarkably large, for example, all the problems of the conventional example are solved.

【図面の簡単な説明】[Brief description of the drawings]

図面は、本発明に係る耐熱構造体およびその製造方法に
ついて、その実施例の説明に供する。そして、第１図お
よび第２図は、一方の溶接工程および他方の溶接工程を
示し、第１図はその斜視図、第２図はその正面図であ
る。第３図は、成形工程で得られた耐熱構造体を示す、
斜視図である。 第４図は、一方側平板材とその間隔内に位置する他方側
平板材との関係を示す、要部の平面説明図である。そし
て（１）図は、両者が嵌合した例を、（２）図は、両者
間に直線状の間隙が存する例を、（３）図は、両者間に
折れ線状の間隙が存する例を、それぞれ示している。 １……溶接装置 ２……波板材 ３……間隔 ４……一方側平板材 ５……他方側平板材 ６……一方の溶接装置 ７……他方の溶接装置 ８……波板側電極 ９……平板側電極 10……溶接接点 11……支持部 111……凸部 12……波板側電極 13……平板側電極 14……溶接接点 15……支持部 151……円柱ロール部 152……突出部 16……耐熱構造体 17……スポット溶接 18……供給ロール 19……セル Ａ……単位部材 A1……単位部材 A2……単位部材 A3……単位部材 α……間隙BRIEF DESCRIPTION OF THE DRAWINGS The drawings are provided for describing examples of a heat-resistant structure and a method of manufacturing the same according to the present invention. 1 and 2 show one welding step and the other welding step, FIG. 1 is a perspective view thereof, and FIG. 2 is a front view thereof. FIG. 3 shows the heat-resistant structure obtained in the molding step.
It is a perspective view. FIG. 4 is an explanatory plan view of a main part, showing a relationship between one flat plate member and the other flat plate member located within the interval. (1) FIG. 1 shows an example in which both are fitted, (2) FIG. 2 shows an example in which a linear gap exists between them, and (3) FIG. 3 shows an example in which a broken-line gap exists between them. , Respectively. DESCRIPTION OF SYMBOLS 1 ... Welding apparatus 2 ... Corrugated sheet material 3 ... Interval 4 ... One side flat plate material 5 ... The other side flat plate material 6 ... One welding apparatus 7 ... The other welding apparatus 8 ... Corrugated plate side electrode 9 …… Plate side electrode 10 …… Weld contact 11 …… Support part 11 1 …… Protrusion 12 …… Corrugated side electrode 13 …… Plate side electrode 14 …… Weld contact 15 …… Support part 15 1 …… Cylinder roll Part 15 2 Projecting part 16 Heat-resistant structure 17 Spot welding 18 Supply roll 19 Cell A Unit member A 1 Unit member A 2 Unit member A 3 Unit member α ... gap

Claims (2)

(57)【特許請求の範囲】(57) [Claims] 【請求項１】まず最初に、波形の凹凸が連続的に折曲形
成され帯状をなす金属製の波板材２と、該波板材２の一
方面に重ねられ、かつ幅方向に分割され間隔３が存する
平坦な帯状をなす金属製の一方側平板材４とについて、 該波板材２の他方面に当接する多数の溶接接点10が設け
られた波板側電極８と、該一方側平板材４に当接するロ
ール状の平板側電極９と、を有する一方の溶接装置６に
より、 該波板材２の一方面と該一方側平板材４との重ねられた
当接部の所定箇所を、連続的にスポット溶接する一方の
溶接工程と、 それから次に、該波板材２と、該波板材２の他方面に重
ねられ、かつ該一方側平板材４の間隔３に対し該波板材
２を介し対応位置する平坦な帯状をなす金属製の他方側
平板材５とについて、 該一方側平板材４の間隔３を介し該波板材２の一方面に
当接する複数の溶接接点14が設けられた波板側電極12
と、該他方側平板材５に当接するロール状の平板側電極
13と、を有する他方の溶接装置７により、 該波板材２の他方面と該他方側平板材５との重ねられた
当接部の所定箇所を、連続的にスポット溶接する他方の
溶接工程と、 しかる後、このようにして得られた該波板材２と、その
一方および他方の両面にスポット溶接された該一方側平
板材４および他方側平板材５とを、１組の単位部材Ａと
し、該単位部材Ａを互に重ね、複数組の該単位部材Ａを
多層の積層ブロック状とすることにより、順次、該単位
部材Ａの該一方側平板材４の間隔３内に、他の該単位部
材Ａの該他方側平板材５が噛み合うように位置する、ハ
ニカム構造の耐熱構造体16を得る成形工程と、を有して
なること、を特徴とする耐熱構造体の製造方法。1. First, a corrugated metal sheet 2 made of a strip in which corrugations are continuously bent to form a corrugated shape, and a gap 3 that is overlapped on one surface of the corrugated sheet material 2 and divided in the width direction. A corrugated plate-like electrode 4 provided with a large number of welding contacts 10 abutting on the other surface of the corrugated plate material 2; The welding device 6 having a roll-shaped flat plate-side electrode 9 contacting the corrugated plate 2 continuously connects a predetermined portion of the contact portion where one surface of the corrugated plate 2 and the one-side flat plate 4 are overlapped with each other. One welding step of spot-welding the corrugated sheet material 2, and then, the corrugated sheet material 2 is superposed on the other surface of the corrugated sheet material 2, and corresponds to the gap 3 of the one-side flat sheet material 4 through the corrugated sheet material 2. With respect to the other flat plate member 5 made of metal and having a flat band shape, the distance 3 between the one flat plate member 4 and Corrugated side electrode 12 in which a plurality of welding contacts 14 abuts is provided on one surface of the corrugated plate 2 and
And a roll-shaped plate-side electrode which abuts on the other side plate 5
13, the other welding step of continuously spot welding a predetermined portion of the contact portion where the other surface of the corrugated sheet material 2 and the other flat plate material 5 overlap with each other. Thereafter, the corrugated sheet material 2 thus obtained, and the one-side plate member 4 and the other-side plate member 5 spot-welded to one and the other surfaces thereof are formed as a set of unit members A. By stacking the unit members A on each other and forming a plurality of sets of the unit members A into a multilayer laminated block shape, the other unit members A are sequentially placed within the space 3 of the one side flat plate member 4 of the unit member A. A method for forming a heat-resistant structure 16 having a honeycomb structure, wherein the flat-plate material 5 on the other side of the unit member A is engaged with the heat-resistant structure 16. 【請求項２】波形の凹凸が連続的に折曲形成され帯状を
なす金属製の波板材２と、該波板材２の一方面に重ねら
れると共に、幅方向に分割され間隔３が存する平坦な帯
状をなす金属製の一方側平板材４と、該波板材の他方面
に重ねられると共に、該一方側平板材４の間隔３に対し
該波板材２を介し対応位置する平坦な帯状をなす金属製
の他方側平板材５とを、１組の単位部材Ａとし、該単位
部材Ａが互に重ねられており、 複数組の該単位部材Ａが多層の積層ブロック状をなし、
順次、該単位部材Ａの該一方側平板材４の間隔３内に、
他の該単位部材Ａの該他方側平板材５が噛み合うように
位置する、ハニカム構造の耐熱構造体16であって、 各該単位部材Ａの該波板材２と該一方側平板材４および
他方側平板材５とは、それぞれ重ねられた当接部の所定
箇所が、各々連続的にスポット溶接されており、 このようなスポット溶接にはそれぞれ、該波板材２の他
方面に当接する多数の溶接接点10が設けられた波板側電
極８と、該一方側平板材４に当接するロール状の平板側
電極９と、を有する一方の溶接装置６、および、該一方
側平板材４の間隔３を介し該波板材２の一方面に当接す
る複数の溶接接点14が設けられた波板側電極12と、該他
方側平板材５に当接するロール状の平板側電極13と、を
有する他方の溶接装置７が、用いられていること、を特
徴とする耐熱構造体。2. A corrugated metal sheet 2 having a corrugated shape in which a corrugated pattern is continuously bent to form a band, and a flat corrugated sheet 2 which is overlapped on one surface of the corrugated sheet material 2 and is divided in the width direction and has an interval 3 therebetween. One-sided flat plate material 4 made of a band-shaped metal, and a flat band-shaped metal that is overlapped on the other surface of the corrugated plate material and is positioned corresponding to the space 3 of the one-sided flat plate material 4 via the corrugated plate material 2 And the other side flat plate member 5 is a set of unit members A, the unit members A are stacked on each other, and a plurality of sets of the unit members A form a multilayer laminated block shape,
In sequence, within the interval 3 of the one side flat plate member 4 of the unit member A,
A heat-resistant structure 16 having a honeycomb structure, wherein the other-side flat plate member 5 of another unit member A is engaged with the other-side flat plate member 5, wherein the corrugated plate member 2 and the one-side flat plate member 4 of each of the unit members A and the other The side plate member 5 is continuously spot-welded at predetermined positions of the abutting portions, each of which is overlapped with each other. One welding device 6 having a corrugated plate-side electrode 8 provided with a welding contact 10 and a roll-shaped plate-side electrode 9 abutting on the one-side plate 4, and a gap between the one-side plate 4 A corrugated plate-side electrode 12 provided with a plurality of welding contacts 14 in contact with one surface of the corrugated plate member 2 via the third plate member 3 and a roll-shaped plate-side electrode 13 in contact with the other plate member 5 A heat-resistant structure, wherein the welding device 7 is used.
JP2295103A 1990-10-31 1990-10-31 Method for manufacturing heat-resistant structure, and heat-resistant structure Expired - Lifetime JP2852805B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2295103A JP2852805B2 (en) 1990-10-31 1990-10-31 Method for manufacturing heat-resistant structure, and heat-resistant structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2295103A JP2852805B2 (en) 1990-10-31 1990-10-31 Method for manufacturing heat-resistant structure, and heat-resistant structure

Publications (2)

Publication Number Publication Date
JPH04172182A JPH04172182A (en) 1992-06-19
JP2852805B2 true JP2852805B2 (en) 1999-02-03

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Country Link
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1252950B (en) * 1991-09-30 1995-07-06 Gisulfo Baccini SHEET LOCKING PROCEDURE FOR GREEN-TAPE CIRCUITS

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