JP3079798B2 - Beam welding method - Google Patents
Beam welding methodInfo
- Publication number
- JP3079798B2 JP3079798B2 JP04260600A JP26060092A JP3079798B2 JP 3079798 B2 JP3079798 B2 JP 3079798B2 JP 04260600 A JP04260600 A JP 04260600A JP 26060092 A JP26060092 A JP 26060092A JP 3079798 B2 JP3079798 B2 JP 3079798B2
- Authority
- JP
- Japan
- Prior art keywords
- welding
- web
- backing material
- column
- welded
- 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
Landscapes
- Joining Of Building Structures In Genera (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は梁の溶接方法に関し、特
に、ウエブの両端に一対のフランジを有するみぞ形鋼か
らなる梁を柱に溶接する方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of welding a beam, and more particularly to a method of welding a beam made of a channel steel having a pair of flanges at both ends of a web to a column.
【０００２】[0002]
【従来の技術】みぞ形鋼からなる梁を柱に溶接する際、
梁の内側面に裏当て材を当てがって溶接する方法が提案
されている（実開平3-66303 号公報）。この溶接方法に
よれば、梁を柱に突合せ溶接でき、溶接する際に溶融金
属が梁と柱との間のすきまから落下するのを防止でき
る。2. Description of the Related Art When welding a grooved steel beam to a column,
A method has been proposed in which a backing material is applied to the inner surface of a beam for welding (Japanese Utility Model Laid-Open No. 3-66303). According to this welding method, the beam can be butt-welded to the column, and during welding, the molten metal can be prevented from dropping from the gap between the beam and the column.
【０００３】前記方法は、図５のａに示すように、柱１
０にみぞ形鋼の梁１２を溶接すべきとき、裏当て材１４
を梁の内側面に当てがい、一方、溶接トーチ１６を梁１
２の外方にもたらし、外方から溶接する。その溶接は、
Ａの範囲、すなわち梁１２のウエブ１８と上方のフラン
ジ１９とにわたる範囲では、溶接トーチ１６を下向きに
して、また、Ｂの範囲、すなわち梁１２の下方のフラン
ジ２０の範囲では、溶接トーチ１６を上向きにして行
う。[0003] As shown in FIG.
When a grooved steel beam 12 is to be welded to
Is applied to the inner surface of the beam, while welding torch 16 is
2 to the outside and weld from outside. The welding is
In the range A, that is, the range extending between the web 18 of the beam 12 and the upper flange 19, the welding torch 16 is turned downward, and in the range B, that is, the range of the lower flange 20 of the beam 12, the welding torch 16 is set. Do it face up.
【０００４】前記方法はまた、図５のｂに示すように、
柱１０にみぞ形鋼の梁１２を溶接すべきとき、裏当て材
２２を梁の外側面に当てがい、一方、溶接トーチ１６を
梁１２の内方にもたらし、内方から溶接することによっ
ても実施できる。その場合の溶接は、Ｃの範囲、すなわ
ち梁１２の下方のフランジ２０からウエブ１８の中間ま
での範囲では、溶接トーチ１６を下向きにして、また、
Ｄの範囲、すなわち梁１２のウエブ１８の中間から上方
のフランジ１９にわたる範囲では、溶接トーチ１６を上
向きにして行う。[0004] The method also includes, as shown in FIG.
When the grooved beam 12 is to be welded to the column 10, the backing material 22 is applied to the outer surface of the beam, while the welding torch 16 is brought inside the beam 12 and welded from inside. Can be implemented. In that case, the welding is performed in the range C, that is, in the range from the flange 20 below the beam 12 to the middle of the web 18, with the welding torch 16 facing downward.
In the range D, that is, the range extending from the middle of the web 18 of the beam 12 to the upper flange 19, the welding torch 16 is turned upward.
【０００５】[0005]
【発明が解決しようとする課題】図５に示すいずれの方
法によっても、溶接トーチを上向きにして溶接しなけれ
ばならない範囲が存在することから、溶接の作業性が悪
い。In any of the methods shown in FIG. 5, the workability of welding is poor because there is a range in which the welding must be performed with the welding torch facing upward.
【０００６】本発明の目的は、上向き溶接をなくすこと
によって溶接の作業性を改善できる梁の溶接方法を提供
することにある。An object of the present invention is to provide a beam welding method capable of improving welding workability by eliminating upward welding.
【０００７】[0007]
【課題を解決するための手段】本発明は、ウエブの両端
に一対のフランジを有するみぞ形鋼からなる梁を、前記
一対のフランジを上下に位置させて柱に溶接する方法で
あって、前記梁のウエブの内側面と上方のフランジの内
側面とに裏当て材を当てがって前記ウエブおよび上方の
フランジの外方から溶接し、前記梁の下方のフランジの
外側面に裏当て材を当てがって前記下方のフランジの内
方から溶接することを含む。According to the present invention, there is provided a method for welding a beam made of a grooved steel having a pair of flanges at both ends of a web to a column with the pair of flanges positioned vertically. A backing material is applied to the inner surface of the web of the beam and the inner surface of the upper flange and welded from outside the web and the upper flange, and the backing material is applied to the outer surface of the lower flange of the beam. And welding from within said lower flange.
【０００８】[0008]
【作用および効果】溶接トーチを梁の外方にもたらし、
外方から溶接するとき、または溶接トーチを梁の内方に
もたらし、内方から溶接するときのいずれも、溶接トー
チは下向きに位置する。[Function and effect] Bring the welding torch to the outside of the beam,
When welding from the outside or bringing the welding torch inside the beam and welding from the inside, the welding torch is located downward.
【０００９】溶接の進捗につれて梁を回転することな
く、下向き溶接だけで梁を柱に溶接でき、上向き溶接が
不要であるため、作業性を改善できる。また、溶接欠陥
の少ない溶接接合部を得ることができる。The beam can be welded to the column only by downward welding without rotating the beam as the welding progresses, and the workability can be improved because upward welding is unnecessary. Further, a welded joint having few welding defects can be obtained.
【００１０】[0010]
【実施例】溶接方法は、図１ないし図３に示すように、
梁１２を柱１０に溶接する方法である。ここで、柱と
は、実施例のように梁１２を直接柱に溶接する場合に
は、柱そのものであるが、梁をエンドプレートに溶接
し、このエンドプレートがボルト止めされ、柱の一部と
なる場合には、エンドプレートをも含む意味である。DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIGS.
This is a method of welding the beam 12 to the column 10. Here, the column is the column itself when the beam 12 is directly welded to the column as in the embodiment. However, the beam is welded to the end plate, and this end plate is bolted to form a part of the column. In the case of, the meaning also includes the end plate.
【００１１】梁１２は、ウエブ１８と、ウエブ１８の両
端に一体に設けられた一対のフランジ１９、２０とを有
するみぞ形鋼からなり、一対のフランジ１９、２０を上
下に位置させて柱に溶接される。The beam 12 is made of a grooved steel having a web 18 and a pair of flanges 19 and 20 integrally provided at both ends of the web 18, and the pair of flanges 19 and 20 are vertically positioned to form a pillar. Welded.
【００１２】梁１２を柱１０に溶接するとき、梁１２の
ウエブ１８の内側面と上方のフランジ１９の内側面とに
裏当て材３０を当てがって裏当て材３０を柱１０に突き
合せ、一方、梁１２をその端面が柱１０から間隙Ｇをお
くように位置させ、ウエブ１８および上方のフランジ１
９の外方に溶接トーチ１６をもたらし、ウエブ１８およ
び上方のフランジ１９の外方から範囲Ｅ、すなわち裏当
て材３０が存在する範囲であるウエブ１８の中間部位か
ら上方のフランジ１９にわたって下向き溶接する。When the beam 12 is welded to the column 10, the backing material 30 is applied to the inner surface of the web 18 of the beam 12 and the inner surface of the upper flange 19, and the backing material 30 is butted against the column 10. On the other hand, the beam 12 is positioned so that its end face is spaced from the column 10 by a gap G, and the web 18 and the upper flange 1
A welding torch 16 is provided outwardly of the area 9 and is welded downward from the outside of the web 18 and the upper flange 19 to the area E, that is, from the middle portion of the web 18 where the backing material 30 is present to the upper flange 19. .
【００１３】前記外方からの溶接に先立ち、または外方
からの溶接の後、梁１２の下方のフランジ２０の外側面
に裏当て材３２を当てがって裏当て材３２を柱１０に突
き合せ、ウエブ１８および下方のフランジ２０の内方に
溶接トーチ１６をもたらし、内方から下方のフランジ２
０に下向き溶接する。Prior to or after the external welding, a backing material 32 is applied to the outer surface of the flange 20 below the beam 12 to push the backing material 32 against the column 10. To bring the welding torch 16 inside the web 18 and the lower flange 20, from the inner to the lower flange 2.
Weld downward to 0.
【００１４】図１ないし図３の実施例では、裏当て材３
０と裏当て材３２とは、それぞれの断面がＬ字状を呈
し、かつ両者が梁１２の全断面に行き渡る長さに形成さ
れている。この裏当て材３０、３２によれば、梁１２の
全ての範囲において裏当て材が必ず存在するため、溶融
金属の落下のような事態が起こらず、間隙Ｇを強度のあ
る溶接接合部とすることができる。In the embodiment shown in FIGS. 1 to 3, the backing material 3 is used.
0 and the backing material 32 each have an L-shaped cross section, and are formed to have a length that extends over the entire cross section of the beam 12. According to the backing materials 30 and 32, since the backing material always exists in the entire range of the beam 12, a situation such as dropping of molten metal does not occur, and the gap G is used as a strong welded joint. be able to.
【００１５】図示の実施例のように、裏当て材３２がＬ
字状であるとき、ウエブ１８および下方のフランジ２０
の内方からの溶接は、範囲Ｆ、すなわち裏当て材３２が
存在する範囲である下方のフランジ２０からウエブ１８
の中間部位にわたって下向きで行うこととなる。As shown in the embodiment shown in FIG.
When in the shape of a letter, the web 18 and the lower flange 20
Is welded from the lower flange 20 to the area F, that is, the area where the backing material 32 exists.
In a downward direction over the intermediate portion of
【００１６】梁１２を柱１０に溶接する作業に先立ち、
裏当て材３０、３２を柱１０の所定の位置に仮付けして
おくことが便宜である。このようにすれば、裏当て材３
０、３２によって梁１２の位置決めができるため、梁１
２の溶接作業を一層改善できる。Prior to welding the beam 12 to the column 10,
It is convenient to temporarily attach the backing materials 30 and 32 to predetermined positions of the pillar 10. In this way, the backing material 3
0, 32, the beam 12 can be positioned.
2 can further improve the welding operation.
【００１７】梁１２のウエブ１８および下方のフランジ
２０の厚みが小さい場合、図４に示すような裏当て材３
４、３６を使用することができる。この場合の裏当て材
３４は、裏当て材３０と同様に断面がＬ字状を呈するも
のであるが、ウエブ１８の内側面に当てがわれる部分が
ウエブ１８の実質的に全長にわたるように長く形成され
ている。一方、裏当て材３６は平板からなり、下方のフ
ランジ２０の外側面に当てがわれる。When the thickness of the web 18 and the lower flange 20 of the beam 12 is small, the backing material 3 shown in FIG.
4, 36 can be used. The backing material 34 in this case has an L-shaped cross section similarly to the backing material 30, but is long so that the portion applied to the inner surface of the web 18 extends over substantially the entire length of the web 18. Is formed. On the other hand, the backing member 36 is made of a flat plate, and is applied to the outer surface of the lower flange 20.
【００１８】図４の実施例では、梁１２を柱に溶接する
とき、梁１２のウエブ１８の内側面と上方のフランジの
内側面とに裏当て材３４を当てがってこの裏当て材３４
を柱に突き合せ、ウエブ１８および上方のフランジの外
方に溶接トーチ１６をもたらし、ウエブ１８および上方
のフランジの外方から範囲Ｈ、すなわち裏当て材３４が
存在する範囲であるウエブ１８の下方部位から上方のフ
ランジにわたって下向き溶接する。In the embodiment shown in FIG. 4, when the beam 12 is welded to the column, the backing material 34 is applied to the inner surface of the web 18 of the beam 12 and the inner surface of the upper flange.
To the column and bring the welding torch 16 outside the web 18 and the upper flange, from the outside of the web 18 and the upper flange to a range H, that is, the lower part of the web 18 where the backing material 34 exists. Weld downward from the part to the upper flange.
【００１９】前記外方からの溶接に先立ち、または外方
からの溶接の後、梁１２の下方のフランジ２０の外側面
に裏当て材３６を当てがって裏当て材３６を柱に突き合
せ、ウエブ１８および下方のフランジ２０の内方に溶接
トーチ１６をもたらし、内方から範囲Ｉ、すなわち下方
のフランジ２０にわたって下向き溶接する。Prior to or after the external welding, a backing material 36 is applied to the outer surface of the flange 20 below the beam 12, and the backing material 36 is butted against the column. , The welding torch 16 is provided inside the web 18 and the lower flange 20, and is welded downward from the inside to the range I, that is, the lower flange 20.
【００２０】前記実施例では、図２から明らかであるよ
うに、梁１２は、隣り合せに直角に位置する２つの梁に
よって囲まれる空間に関して、外側が開口となるように
配置されている。これに代え、前記空間に関し内側が開
口となるように梁を配置する場合にも、本発明方法は実
施できる。In the above-described embodiment, as is apparent from FIG. 2, the beam 12 is arranged so that the outside is open with respect to the space surrounded by the two beams positioned at right angles to each other. Alternatively, the method of the present invention can be carried out in a case where the beams are arranged so that the inside is open with respect to the space.
【図１】本発明に係る梁の溶接方法の実施例を示す模式
図である。FIG. 1 is a schematic view showing an embodiment of a beam welding method according to the present invention.
【図２】本発明に係る梁の溶接方法によって取り付けた
梁と柱とを示す斜視図である。FIG. 2 is a perspective view showing a beam and a column attached by the beam welding method according to the present invention.
【図３】本発明に係る梁の溶接方法の実施状態に配置さ
れた梁と柱と裏当て材とを示す正面図である。FIG. 3 is a front view showing a beam, a column, and a backing material arranged in an embodiment of the beam welding method according to the present invention.
【図４】本発明に係る梁の溶接方法の別の実施例を示す
模式図である。FIG. 4 is a schematic view showing another embodiment of the beam welding method according to the present invention.
【図５】従来の梁の溶接方法を示す模式図で、ａは裏当
て材が梁の内側面に、ｂは裏当て材が梁の外側面に当て
がわれたものを示している。FIG. 5 is a schematic view showing a conventional beam welding method, in which a shows a backing material applied to the inner side surface of the beam, and b shows a backing material applied to the outer side surface of the beam.
１０ 柱 １２ 梁 １６ 溶接トーチ １８ ウエブ １９ 上方のフランジ ２０ 下方のフランジ ３０、３２、３４、３６ 裏当て材 DESCRIPTION OF SYMBOLS 10 Column 12 Beam 16 Welding torch 18 Web 19 Upper flange 20 Lower flange 30, 32, 34, 36 Backing material
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) E04B 1/24 E04B 1/348 E04B 1/58 508 B23K 9/00 501 - 9/038 501 ──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int. Cl. 7 , DB name) E04B 1/24 E04B 1/348 E04B 1/58 508 B23K 9/00 501-9/038 501
Claims (1)
みぞ形鋼からなる梁を、前記一対のフランジを上下に位
置させて柱に溶接する方法であって、前記梁のウエブの
内側面と上方のフランジの内側面とに裏当て材を当てが
って前記ウエブおよび上方のフランジの外方から溶接
し、前記梁の下方のフランジの外側面に裏当て材を当て
がって前記下方のフランジの内方から溶接することを含
む、梁の溶接方法。1. A method of welding a beam made of a grooved steel having a pair of flanges at both ends of a web to a column with the pair of flanges positioned up and down, the method comprising: A backing material is applied to the inner surface of the flange and the web and the upper flange are welded from the outside, and a backing material is applied to an outer surface of a lower flange of the beam and the lower flange is applied. A method for welding a beam, comprising welding from inside of a beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04260600A JP3079798B2 (en) | 1992-09-04 | 1992-09-04 | Beam welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04260600A JP3079798B2 (en) | 1992-09-04 | 1992-09-04 | Beam welding method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0681395A JPH0681395A (en) | 1994-03-22 |
| JP3079798B2 true JP3079798B2 (en) | 2000-08-21 |
Family
ID=17350199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP04260600A Expired - Fee Related JP3079798B2 (en) | 1992-09-04 | 1992-09-04 | Beam welding method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3079798B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014005680A (en) * | 2012-06-26 | 2014-01-16 | Nankai Plywood Co Ltd | Members for constructing shelf and set for constructing shelf |
| JP2014088739A (en) * | 2012-10-31 | 2014-05-15 | Nankai Plywood Co Ltd | Shelf and set for execution of shelf |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5210963B2 (en) * | 2009-05-12 | 2013-06-12 | トヨタホーム株式会社 | Column beam connection structure, building unit, backing material, and column beam connection method |
-
1992
- 1992-09-04 JP JP04260600A patent/JP3079798B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014005680A (en) * | 2012-06-26 | 2014-01-16 | Nankai Plywood Co Ltd | Members for constructing shelf and set for constructing shelf |
| JP2014088739A (en) * | 2012-10-31 | 2014-05-15 | Nankai Plywood Co Ltd | Shelf and set for execution of shelf |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0681395A (en) | 1994-03-22 |
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