JP2993851B2 - Method for welding inclined members in automatic welding equipment - Google Patents
Method for welding inclined members in automatic welding equipmentInfo
- Publication number
- JP2993851B2 JP2993851B2 JP6169860A JP16986094A JP2993851B2 JP 2993851 B2 JP2993851 B2 JP 2993851B2 JP 6169860 A JP6169860 A JP 6169860A JP 16986094 A JP16986094 A JP 16986094A JP 2993851 B2 JP2993851 B2 JP 2993851B2
- Authority
- JP
- Japan
- Prior art keywords
- welding
- inclination angle
- automatic
- groove processing
- inclined member
- 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
- Butt Welding And Welding Of Specific Article (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、自動溶接装置における
傾斜部材の溶接方法に関する。The present invention relates to a method for welding inclined members in an automatic welding apparatus.
【０００２】[0002]
【従来の技術】構造部材に仕口部材（例えば梁材）を溶
接する場合、自動溶接装置が使用されている。2. Description of the Related Art When a connection member (for example, a beam) is welded to a structural member, an automatic welding device is used.
【０００３】ところで、通常、仕口部材の接続姿勢は水
平であり、すなわち構造部材の溶接面に対して垂直であ
り、自動溶接を行う場合には、この水平姿勢に合わせ
て、溶接トーチのねらい角度、溶着断面積などの溶接条
件が決定されている。[0003] Usually, the connection posture of the connection member is horizontal, that is, perpendicular to the welding surface of the structural member. When performing automatic welding, the aim of the welding torch is adjusted in accordance with this horizontal posture. The welding conditions such as the angle and the welding cross section are determined.
【０００４】このため、従来、仕口部材の接続姿勢が、
溶接面に対して傾斜している場合でも、上述した水平姿
勢と同じ溶接条件により、自動溶接が行われていた。For this reason, conventionally, the connection posture of the connection member is
Even in the case of being inclined with respect to the welding surface, automatic welding has been performed under the same welding conditions as the above-described horizontal posture.
【０００５】[0005]
【発明が解決しようとする課題】このように、仕口部材
の接続姿勢が、その溶接面に対して傾斜している場合で
も、水平姿勢と同じ溶接条件が用いられているため、す
なわち溶接条件は実際の溶接部の開口角度に関係無く一
定とみなされているため、最適な溶接条件で溶接を行う
ことができず、例えば大きく開いている場合、または接
続姿勢の誤差などにより少し開いている場合には、溶着
金属量の過不足、およびねらい位置が不正確となったり
して、溶接欠陥が発生するという問題があった。As described above, even when the connection posture of the connection member is inclined with respect to the welding surface, the same welding conditions as those in the horizontal posture are used. Is considered to be constant irrespective of the actual opening angle of the welded part, so welding cannot be performed under optimal welding conditions. In this case, there is a problem that welding defects occur due to an excess or deficiency in the amount of deposited metal and an inaccurate target position.
【０００６】そこで、本発明は上記問題を解消し得る自
動溶接装置における傾斜部材の溶接方法を提供すること
を目的とする。Accordingly, an object of the present invention is to provide a method for welding an inclined member in an automatic welding apparatus which can solve the above-mentioned problems.
【０００７】[0007]
【課題を解決するための手段】上記課題を解決するた
め、本発明の自動溶接装置における傾斜部材の溶接方法
は、自動溶接装置により、構造部材の溶接面に対して傾
斜角度を有する傾斜部材を溶接する溶接方法であって、
構造部材の溶接面に対する傾斜部材の傾斜角度を、溶接
トーチのタッチセンシングにより検出し、この傾斜角
度、並びに傾斜部材の溶接部厚さおよび開先部のギャッ
プ長に基づき積層プランを決定し、この積層プランによ
り自動溶接を行うとともに、積層パスが、傾斜部材の開
先加工面の上端を越えた場合に、溶融金属の流出を防止
する堰部を形成した後、この堰部と溶接面との間で溶接
を行う溶接方法である。In order to solve the above-mentioned problems, a method for welding an inclined member in an automatic welding apparatus according to the present invention is directed to an automatic welding apparatus for forming an inclined member having an inclination angle with respect to a welding surface of a structural member. A welding method for welding,
The inclination angle of the inclined member with respect to the welding surface of the structural member is detected by touch sensing of the welding torch, and a lamination plan is determined based on the inclination angle, the weld thickness of the inclined member and the gap length of the groove, and While performing automatic welding according to the lamination plan, when the lamination pass exceeds the upper end of the groove processing surface of the inclined member, after forming a weir to prevent the outflow of molten metal, this weir and the welding surface This is a welding method that performs welding between steels.
【０００８】[0008]
【０００９】[0009]
【作用】上記の溶接方法によると、傾斜部材の傾斜角度
が、溶接トーチのタッチセンシングにより検出されると
ともに、この傾斜角度を考慮して、溶接ねらい位置、溶
着断面積などの積層プランが決定されるため、最適な溶
接条件でもって溶接を行うことができる。According to the above-mentioned welding method, the inclination angle of the inclined member is detected by touch sensing of the welding torch, and a lamination plan such as a welding target position and a welding sectional area is determined in consideration of the inclination angle. Therefore, welding can be performed under optimum welding conditions.
【００１０】また、溶接が傾斜部材の開先加工面の上端
を超えた場合、その開先加工面の上端部に堰部を形成し
た後、その後の溶接を行うようにしているので、溶融金
属が流出することなく、確実に溶接を行うことができ
る。Further, when the welding exceeds the upper end of the groove processing surface of the inclined member, a weir is formed at the upper end of the groove processing surface, and the subsequent welding is performed. Can be reliably welded without flowing out.
【００１１】[0011]
【実施例】以下、本発明の一実施例を図１〜図９に基づ
き説明する。本実施例においては、図１に示すように、
構造部材として例えば水平梁材１に水平方向に突設され
る仕口部材（傾斜部材の一例で、例えば梁材）５を、溶
接トーチ１２を有する自動溶接装置１１を使用して自動
溶接する方法について説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. In the present embodiment, as shown in FIG.
A method for automatically welding, as a structural member, a connection member (an example of an inclined member, for example, a beam member) 5 projecting in a horizontal direction from a horizontal beam member 1 using an automatic welding device 11 having a welding torch 12. Will be described.
【００１２】そして、本実施例における溶接される仕口
部材５は、図１の右側に示すように、溶接部である上フ
ランジ部６が、その溶接開口角度θが上フランジ部６の
開先加工面６ａの開先加工角度αより大きい場合、すな
わち下向き傾斜でもって水平梁材１側に接続される場合
である。As shown in the right side of FIG. 1, the upper flange 6 which is a welded portion of the connection member 5 to be welded in the present embodiment has a welding opening angle θ of the groove of the upper flange 6. The case where the groove 6 is larger than the groove processing angle α of the processing surface 6a, that is, the case where the processing surface 6a is connected to the horizontal beam 1 with a downward inclination.
【００１３】以下、上記仕口部材５の上フランジ部６の
自動溶接方法について説明する。まず、自動溶接装置１
１側の記憶部に、仕口部材５側の上フランジ部６の板厚
ｔおよび開先加工角度αを入力する（図２に示す）。な
お、図２において、３は構造部材１側の上フランジ部で
あるダイヤフラム２側に取り付けられた裏当て金であ
る。Hereinafter, a method for automatically welding the upper flange portion 6 of the connection member 5 will be described. First, the automatic welding equipment 1
The thickness t and the groove processing angle α of the upper flange portion 6 on the side of the connection member 5 are input to the storage unit on the first side (shown in FIG. 2). In FIG. 2, reference numeral 3 denotes a backing metal attached to the diaphragm 2 which is an upper flange portion of the structural member 1.
【００１４】次に、図３に示すように、自動溶接装置１
１の溶接トーチ１２により、上フランジ部６の上面２箇
所のタッチセンシングａ，ｂを行い、三角法を使用して
その傾斜角度βを、自動溶接装置１１側に設けられた演
算部（図示せず）により求める。Next, as shown in FIG.
The first welding torch 12 performs touch sensing a and b at two locations on the upper surface of the upper flange portion 6, and uses a trigonometric method to calculate the inclination angle β of the arithmetic portion (shown in FIG. ).
【００１５】次に、上フランジ部６の開先加工面６ａの
ある箇所をタッチセンシングｃして、その上端部Ａの座
標を演算により求める。勿論、この時、角度α，βおよ
び厚みｔなどの各値が使用される。Next, touch sensing c is performed on a portion of the upper flange portion 6 where the groove processing surface 6a is located, and the coordinates of the upper end portion A are obtained by calculation. Of course, at this time, values such as the angles α and β and the thickness t are used.
【００１６】また、構造部材１側のダイヤフラム２の上
面２ａの２箇所と、溶接面２ｂの１箇所をタッチセンシ
ングｄ，ｅ，ｆして、その上端角部Ｂの座標を演算によ
り求める。Further, two points on the upper surface 2a of the diaphragm 2 on the side of the structural member 1 and one point on the welding surface 2b are subjected to touch sensing d, e, and f, and the coordinates of the upper end corner B are obtained by calculation.
【００１７】次に、図４に示すように、自動溶接装置１
１側の演算部により、上記求められた各値に基づき、開
先加工面６ａの下端突出部Ｇの座標、ダイヤフラム２の
上面２ａから下端突出部Ｇまでの距離Ｔ′、上フランジ
部６の開先加工面６ａのみかけ厚さｔ′、ダイヤフラム
２の上面２ａから上フランジ部６の上端部Ａまでの距離
Ｄが求められる。Next, as shown in FIG.
On the basis of the values obtained above, the coordinates of the lower end projection G of the groove processing surface 6a, the distance T 'from the upper surface 2a of the diaphragm 2 to the lower end projection G, and the upper flange 6 The apparent thickness t 'of the groove processing surface 6a and the distance D from the upper surface 2a of the diaphragm 2 to the upper end A of the upper flange 6 are obtained.
【００１８】このようにして求められた、みかけ厚さ
ｔ′、ダイヤフラム２の溶接面２ｂに対する開口角度θ
（θ＝α＋β）および溶接部のギャップ長Ｈ（図５に示
す）に基づき、図６（ｂ）に示すような溶接とみなし
て、溶接条件、すなわち図６（ａ）に示すような積層プ
ランＰを決定する。The apparent thickness t 'and the opening angle θ of the diaphragm 2 with respect to the welding surface 2b thus obtained are
Based on (θ = α + β) and the gap length H of the welded portion (shown in FIG. 5), the welding is considered as shown in FIG. 6B, and the welding conditions, that is, the lamination plan as shown in FIG. Determine P.
【００１９】次に、図７に示すように、開先加工面６ａ
に対する溶接が終了すると、さらにダイヤフラム２の上
面２ａ側に向かって溶接が行われる。そして、この溶接
時においては、まずその上フランジ部６の上端部Ａに、
溶融金属が流れ出すのを防止するために、せき止め用パ
スが行われて堰部７が形成され、図８に示すように、こ
の堰部７とダイヤフラム２の溶接面２ｂとの間でさらに
溶接すなわち積層パスＱが施工される。Next, as shown in FIG. 7, the groove processing surface 6a
Is completed, welding is further performed toward the upper surface 2a side of the diaphragm 2. At the time of this welding, first, at the upper end portion A of the upper flange portion 6,
In order to prevent the molten metal from flowing out, a damming pass is performed to form a weir portion 7, and further welding, that is, between the weir portion 7 and the welding surface 2 b of the diaphragm 2, as shown in FIG. The lamination pass Q is performed.
【００２０】さらに、図９に示すように、次の堰部７が
形成された後、その内側にさらに積層パスＱ′が施工さ
れて、ダイヤフラム２の上面２ａまで溶接が行われる。
このように、上フランジ部２の傾斜角度βが、溶接トー
チ１２のタッチセンシングにより検出されるとともに、
この傾斜角度βを考慮して、溶接トーチ１２のねらい位
置、溶着断面積などの積層プランが決定されるため、最
適な溶接条件でもって溶接を行うことができ、したがっ
て溶接部の品質を良好に維持することができる。Further, as shown in FIG. 9, after the next weir portion 7 is formed, a lamination path Q 'is further constructed inside the dam portion 7, and welding is performed up to the upper surface 2a of the diaphragm 2.
Thus, the inclination angle β of the upper flange portion 2 is detected by the touch sensing of the welding torch 12, and
In consideration of this inclination angle β, the lamination plan such as the target position of the welding torch 12 and the welding cross-sectional area is determined, so that welding can be performed under optimal welding conditions, and thus the quality of the welded portion can be improved. Can be maintained.
【００２１】勿論、この溶接方法を使用することによ
り、仕口部材の上フランジ部が、本来、水平に取り付け
られるものであっても、その取付状態が取付誤差などに
より傾いている場合でも、最適な溶接条件でもって、溶
接を行うことができる。Of course, by using this welding method, even if the upper flange portion of the connection member is originally mounted horizontally, even if the mounting state is inclined due to a mounting error or the like, the optimum shape can be obtained. Welding can be performed under appropriate welding conditions.
【００２２】ところで、上記実施例において、所定の場
所（ダイヤフラムの上端角部、開先加工面の上端部、開
先加工面の下端突出部など）の座標を求めるのに、溶接
トーチによるタッチセンシングに基づいて、演算により
求めるように説明したが、例えばその場所の座標を教示
することにより、または座標データを装置側に直接入力
するようにしてもよい。In the above embodiment, the touch sensing by the welding torch is used to determine the coordinates of a predetermined location (upper corner of the diaphragm, upper end of the groove processing surface, lower end protrusion of the groove processing surface, etc.). Has been described, the coordinates may be obtained by calculation, for example, by teaching the coordinates of the place or by inputting the coordinate data directly to the apparatus side.
【００２３】[0023]
【発明の効果】以上のように本発明の溶接方法による
と、傾斜部材の傾斜角度が、溶接トーチのタッチセンシ
ングにより検出されるとともに、この傾斜角度を考慮し
て、溶接ねらい位置、溶着断面積などの積層プランが決
定されるため、最適な溶接条件でもって溶接を行うこと
ができ、したがって溶接部の品質を良好に維持すること
ができる。As described above, according to the welding method of the present invention, the inclination angle of the inclined member is detected by the touch sensing of the welding torch, and the welding target position and the welding cross-sectional area are considered in consideration of the inclination angle. Since the lamination plan is determined, welding can be performed under optimum welding conditions, and the quality of the welded portion can be maintained well.
【００２４】また、傾斜部材の開先加工面を超えて溶接
を行う場合、その開先加工面の上端部に堰部を形成した
後、その後の溶接を行うようにしているので、溶融金属
の流出を防止することができ、したがって溶接を確実に
行うことができる。In the case where welding is performed beyond the groove processing surface of the inclined member, a weir is formed at the upper end of the groove processing surface, and subsequent welding is performed. Outflow can be prevented, and thus welding can be performed reliably.
【図１】本発明の一実施例における溶接方法を示す全体
側面図である。FIG. 1 is an overall side view showing a welding method according to an embodiment of the present invention.
【図２】同実施例の溶接方法を説明する要部側面図であ
る。FIG. 2 is a main part side view for explaining the welding method of the embodiment.
【図３】同実施例の溶接方法を説明する要部側面図であ
る。FIG. 3 is a side view of an essential part for explaining the welding method of the embodiment.
【図４】同実施例の溶接方法を説明する要部側面図であ
る。FIG. 4 is a side view of an essential part for explaining the welding method of the embodiment.
【図５】同実施例の溶接方法を説明する要部側面図であ
る。FIG. 5 is a main part side view for explaining the welding method of the embodiment.
【図６】同実施例の溶接方法を説明する要部側面図であ
る。FIG. 6 is a side view of the principal part for explaining the welding method of the embodiment.
【図７】同実施例の溶接方法を説明する要部側面図であ
る。FIG. 7 is a main part side view for explaining the welding method of the embodiment.
【図８】同実施例の溶接方法を説明する要部側面図であ
る。FIG. 8 is a side view of an essential part for explaining the welding method of the embodiment.
【図９】同実施例の溶接方法を説明する要部側面図であ
る。FIG. 9 is a side view of the principal part for explaining the welding method of the embodiment.
１ 水平梁材 ２ ダイヤフラム ２ａ 上面 ２ｂ 溶接面 ５ 仕口部材 ６ 上フランジ部 ６ａ 開先加工面 ７ 堰部 １１ 自動溶接装置 １２ 溶接トーチ DESCRIPTION OF SYMBOLS 1 Horizontal beam material 2 Diaphragm 2a Upper surface 2b Welding surface 5 Connection member 6 Upper flange part 6a Groove processing surface 7 Weir part 11 Automatic welding device 12 Welding torch
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 ＦＩ Ｂ２３Ｋ 37/06 Ｂ２３Ｋ 37/06 Ｚ (56)参考文献 特開 平５−69137（ＪＰ，Ａ) 特開 昭63−157763（ＪＰ，Ａ) 特開 平５−329644（ＪＰ，Ａ) 特開 昭60−106672（ＪＰ，Ａ) 特開 平８−39289（ＪＰ，Ａ) 特開 昭56−168966（ＪＰ，Ａ) 特公 平３−32721（ＪＰ，Ｂ２) (58)調査した分野(Int.Cl.6，ＤＢ名) B23K 9/095 510 B23K 9/00 501 B23K 9/028 B23K 9/12 331 B23K 37/06 ────────────────────────────────────────────────── ─── Continued on the front page (51) Int.Cl. 6 Identification symbol FI B23K 37/06 B23K 37/06 Z (56) References JP-A-5-69137 (JP, A) JP-A-63-157763 ( JP, A) JP-A-5-329644 (JP, A) JP-A-60-106672 (JP, A) JP-A-8-39289 (JP, A) JP-A-56-168966 (JP, A) Hei 3-32721 (JP, B2) (58) Fields investigated (Int. Cl. 6 , DB name) B23K 9/095 510 B23K 9/00 501 B23K 9/028 B23K 9/12 331 B23K 37/06
Claims (1)
対して傾斜角度を有する傾斜部材を溶接する溶接方法で
あって、構造部材の溶接面に対する傾斜部材の傾斜角度
を、溶接トーチのタッチセンシングにより検出し、この
傾斜角度、並びに傾斜部材の溶接部厚さおよび開先部の
ギャップ長に基づき積層プランを決定し、この積層プラ
ンにより自動溶接を行うとともに、積層パスが、傾斜部
材の開先加工面の上端を越えた場合に、溶融金属の流出
を防止する堰部を形成した後、この堰部と溶接面との間
で溶接を行うことを特徴とする自動溶接装置における傾
斜部材の溶接方法。1. A welding method for welding an inclined member having an inclination angle with respect to a welding surface of a structural member by an automatic welding device, wherein the inclination angle of the inclined member with respect to the welding surface of the structural member is determined by touching a welding torch. The lamination plan is determined based on the inclination angle, the welded portion thickness of the inclined member and the gap length of the groove portion, and automatic welding is performed using the laminated plan. In the case of exceeding the upper end of the pre-processed surface, after forming a weir portion for preventing the outflow of molten metal, welding is performed between the weir portion and the welding surface. Welding method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6169860A JP2993851B2 (en) | 1994-07-22 | 1994-07-22 | Method for welding inclined members in automatic welding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6169860A JP2993851B2 (en) | 1994-07-22 | 1994-07-22 | Method for welding inclined members in automatic welding equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0833978A JPH0833978A (en) | 1996-02-06 |
| JP2993851B2 true JP2993851B2 (en) | 1999-12-27 |
Family
ID=15894289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6169860A Expired - Fee Related JP2993851B2 (en) | 1994-07-22 | 1994-07-22 | Method for welding inclined members in automatic welding equipment |
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| Country | Link |
|---|---|
| JP (1) | JP2993851B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806406A (en) * | 2011-05-31 | 2012-12-05 | 财团法人金属工业研究发展中心 | Automatic welding method |
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|---|---|---|---|---|
| JP5952577B2 (en) * | 2012-02-09 | 2016-07-13 | 株式会社神戸製鋼所 | Welding control apparatus, welding control method, and welding control program |
| CN105537820B (en) * | 2014-10-28 | 2017-07-28 | 株式会社神户制钢所 | welding system and welding method |
| JP7232113B2 (en) * | 2019-04-11 | 2023-03-02 | 三菱重工コンプレッサ株式会社 | metal additive manufacturing method |
-
1994
- 1994-07-22 JP JP6169860A patent/JP2993851B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806406A (en) * | 2011-05-31 | 2012-12-05 | 财团法人金属工业研究发展中心 | Automatic welding method |
| CN102806406B (en) * | 2011-05-31 | 2015-01-21 | 财团法人金属工业研究发展中心 | Automatic welding method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0833978A (en) | 1996-02-06 |
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