JPS5950978A - Seam welding device - Google Patents
Seam welding deviceInfo
- Publication number
- JPS5950978A JPS5950978A JP15948482A JP15948482A JPS5950978A JP S5950978 A JPS5950978 A JP S5950978A JP 15948482 A JP15948482 A JP 15948482A JP 15948482 A JP15948482 A JP 15948482A JP S5950978 A JPS5950978 A JP S5950978A
- Authority
- JP
- Japan
- Prior art keywords
- welding
- members
- electrode
- auxiliary electrode
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/06—Resistance welding; Severing by resistance heating using roller electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
Abstract
Description
【発明の詳細な説明】
〔発明の利用分野〕
本発明は、3枚以上重ね合わされた被溶接部材を溶接す
るに好適なシーム溶接装置に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Application of the Invention] The present invention relates to a seam welding apparatus suitable for welding three or more overlapping members to be welded.
従来、一般に使用されているシーム溶接装置は、上部電
極と下部電極との2個の電極しか備えていない。したが
って、例えば板厚が異なる3枚重ね合わせの被溶接部材
を同時にシーム溶接するには、一般的には最も板厚が薄
い被溶接部材に合わせた溶接条件で溶接するが、この溶
接条件で溶接すると、他の2枚の溶接強度が十分でない
場合が多い。Conventionally, commonly used seam welding equipment has only two electrodes, an upper electrode and a lower electrode. Therefore, for example, to simultaneously seam weld three stacked members with different thicknesses, welding is performed under welding conditions that match the thinnest member to be welded. In this case, the welding strength of the other two sheets is often insufficient.
とれkm決するため、従来は溶接全2回に分けたり、2
台の溶接機で行っていた。In order to determine the distance between welding, conventionally welding was done in two steps, or
It was done with a stand welding machine.
しかしながら、従来技術における溶接を2回に分けて行
う場合には、段取り換えおよび溶接条件を変えて溶接す
ることになるので、作業タクトが多くなる欠点がある。However, when welding in the prior art is performed in two steps, welding is performed by changing setup and welding conditions, which has the disadvantage of increasing the work takt time.
また、溶接を2台の溶接機で行う場合には、作業タクト
が短縮はれるものの、設備費が嵩む欠点がある。Further, when welding is performed using two welding machines, although the work tact can be shortened, there is a drawback that the equipment cost increases.
本発明の目的は、前記従来技術の欠点を解決するため、
6枚以上重ね合わされかつ溶接条件が異なる被浴接部材
を1台の溶接設備で信頼性を有する溶接強度に、同時に
溶接し得るシーム浴接装置を提供するにある。The purpose of the present invention is to solve the drawbacks of the prior art,
To provide a seam bath welding device capable of simultaneously welding six or more overlapping members to be bath welded under different welding conditions to a reliable welding strength using one welding equipment.
本発明の特徴は、互いに対向式せて配置された2個の電
極の他に、被溶接部材が増すごとに補助電極を増設した
ところにあり、この構成によυ前記目的を確実に達成す
ることができたものである。A feature of the present invention is that in addition to the two electrodes arranged facing each other, an auxiliary electrode is added each time the number of members to be welded increases, and this configuration reliably achieves the above object. I was able to do that.
以下、本発明全実施例に基づいて説明する。 Hereinafter, description will be made based on all embodiments of the present invention.
第1図および第2図は、板厚がそれぞれ異なる6枚重ね
合わせの被溶接部材11 、12.13 ’i溶接する
本発明の一実施例を示すもので、第1.第2のフレーム
1,2が並置され、第1のフレーム1には上部電極3と
下部電極4と補助電極5と加圧シリンダ8とが設置嘔れ
、第2のフレーム2には逆圧シリンダ9と押付シリンダ
10とが設けられている。1 and 2 show an embodiment of the present invention in which six overlapping members 11 and 12.13'i of different thicknesses are welded. The second frames 1 and 2 are juxtaposed, and the first frame 1 has an upper electrode 3, a lower electrode 4, an auxiliary electrode 5, and a pressure cylinder 8 installed, and the second frame 2 has a counter pressure cylinder. 9 and a pressing cylinder 10 are provided.
前記上部電極6と下部電極4とは互いに対向させて配置
され、かつトランス6に接続されておυ、補助電極5は
下部電極4を挿通させ得る環状に形成され、かつ抵抗Z
を介して同じトランス6に接続されている。そして、各
電極はトランス乙に、第2図に破線で示されるごとく、
上部電極3を通じて下部電極4と補助電極5とに溶接電
流が分流されるように、電気的に接続されている。The upper electrode 6 and the lower electrode 4 are arranged to face each other and are connected to the transformer 6, and the auxiliary electrode 5 is formed in an annular shape into which the lower electrode 4 can be inserted, and has a resistance Z.
are connected to the same transformer 6 via. Then, each electrode is connected to the transformer B, as shown by the broken line in Fig. 2.
The lower electrode 4 and the auxiliary electrode 5 are electrically connected through the upper electrode 3 so that welding current is divided into the lower electrode 4 and the auxiliary electrode 5.
前記加圧シリンダ8は上部電極3ft通じて上部と中間
部の被溶接部材11 、12間に加圧力を印加し、逆圧
シリンダ9は下部電極4とで加圧シリンダ8による加圧
力を受は止め、中間部と下部の被溶接部材12.13間
に与えられる加圧力全調整し、押圧シリンダ10は中間
部の被溶接部材12ヲ補助電極5に押し付け、補助室−
極5と中間部の被溶接部材12間に溶接電流が流れても
十分な接触圧が得られるようになっている。The pressure cylinder 8 applies pressure between the members 11 and 12 to be welded at the upper and intermediate portions through the upper electrode 3ft, and the counter pressure cylinder 9 receives the pressure from the pressure cylinder 8 with the lower electrode 4. The pressing force applied between the intermediate and lower parts to be welded 12 and 13 is fully adjusted, the pressing cylinder 10 presses the intermediate part to be welded 12 against the auxiliary electrode 5, and the auxiliary chamber -
Sufficient contact pressure can be obtained even when welding current flows between the pole 5 and the member 12 to be welded at the intermediate portion.
前記実施例のシーム溶接装置では、6枚重ね合わせの被
溶接部材N 、 12.13を上部電極3と下部電極4
間に挿入し、加圧シリンダ8と逆圧シリンダ9とを作動
させて上部と中間部の被溶接部材11゜12間、および
中間部と下部の被溶接部材12.43間に必要十分な加
圧力を与え、さらに押付シリンダ10によシ中間部の被
溶接部材12ヲ補助電極5に押し付け、補助電極5と中
間部の被溶接部材12間に溶接電流が流れても十分な接
触圧が得られるようにするとともに、上部電極6と下部
電極4と補助電極5とに電圧を印加すると、この実施例
では第2図に破線で示される方向に溶接電流が流れ、そ
の結果板厚の違いにより溶接条件が異なる上部と中間部
の被溶接部材11.12間、および中間部と下部の被溶
接部材12.13間を1台の溶接設備によシ信頼性をも
った溶接強度に、同時に溶接することができる。In the seam welding apparatus of the above embodiment, six overlapping members to be welded N, 12.13 are connected to the upper electrode 3 and the lower electrode 4.
The pressure cylinder 8 and the counter pressure cylinder 9 are operated to apply necessary and sufficient pressure between the upper and middle parts of the welded parts 11 and 12, and between the middle and lower parts of the welded parts 12 and 43. Pressure is applied, and further the pressing cylinder 10 presses the intermediate workpiece 12 against the auxiliary electrode 5, so that sufficient contact pressure can be obtained even when welding current flows between the auxiliary electrode 5 and the intermediate workpiece 12. When a voltage is applied to the upper electrode 6, lower electrode 4, and auxiliary electrode 5, the welding current flows in the direction shown by the broken line in FIG. 2 in this embodiment, and as a result, due to the difference in plate thickness, One welding equipment can simultaneously weld between the upper and middle parts to be welded 11 and 12 and between the middle and lower parts to be welded 12 and 13 with different welding conditions with reliable welding strength. can do.
しかも、この実施例では補助電極5の材質を変えるか、
抵抗Zを変えることにより、補助電極5の固有抵抗を変
え、中間部と下部の被溶接部材12゜13間に流れる溶
接電流を調整することができ、また前記逆圧シリンダ9
によシ加圧力の受は止め圧を調整することによって中間
部と下部の被溶接部材42.13間の加圧力を調整する
ことができるので、上部と中間部の被溶接部材H、12
間に印加する溶接電流と加圧力とに基づいて中間部と下
部の被溶接部材12.16間に最適の溶接電流と加圧労
金印加でき、したがってより一層信頼性を有する溶接を
行うことができる。Moreover, in this embodiment, the material of the auxiliary electrode 5 may be changed;
By changing the resistance Z, it is possible to change the specific resistance of the auxiliary electrode 5 and adjust the welding current flowing between the intermediate and lower parts to be welded 12 and 13.
By adjusting the stopping pressure, the pressure between the welded members H, 12 in the upper and middle parts can be adjusted.
The optimum welding current and pressure can be applied between the intermediate and lower parts to be welded 12.16 based on the welding current and pressure applied between them, thus making it possible to perform welding with even more reliability. .
なお、第2図中において14は上部と中間部の被溶接部
材との溶接部、15は中間部と下部の被溶接部材との溶
接部を示す。In FIG. 2, reference numeral 14 indicates a weld between the upper and intermediate members to be welded, and 15 indicates a weld between the intermediate and lower members to be welded.
次に、第6図は本発明の他の実施例を示すもので、この
実施例では第1.第2のトランス16.17が配備され
、第1のトランス16には上部電極6を経て補助電極5
に溶接電流が流れるように電気的に接続され、第2のト
ランス17には下部電極4を通って補助電極5に溶接電
流が流れるように電気的に接続されている。Next, FIG. 6 shows another embodiment of the present invention, in which the first. A second transformer 16,17 is provided, and the first transformer 16 is connected to the auxiliary electrode 5 via the upper electrode 6.
The second transformer 17 is electrically connected so that a welding current flows through the lower electrode 4 and the auxiliary electrode 5 so that a welding current flows therethrough.
その結果、この実施例では通電時間、休止時間の調整金
それぞれの溶接部14.15において独立に行うことが
できる。また、補助電極5の材質k 一定になし得る。As a result, in this embodiment, the energization time and rest time can be adjusted independently at each of the welding parts 14 and 15. Further, the material k of the auxiliary electrode 5 can be made constant.
なお、この第3図に足場れる実施例の他の構成および作
用については、前記第1図および第2図に示される実施
例と同様である。The other structures and functions of the embodiment shown in FIG. 3 are the same as those of the embodiment shown in FIGS. 1 and 2.
また、本発明では例えば4枚重ね合わされた被溶接部材
を溶接する場合には補助電極を2個設けるもので、被溶
接部材が増すごとに、これに対応して補助電極全増設す
る。Further, in the present invention, two auxiliary electrodes are provided when welding, for example, four stacked members to be welded, and each time the number of members to be welded increases, all the auxiliary electrodes are added correspondingly.
本発明は、以上説明した構成2作用のもので、本発明に
よれば、互いに対向配置された2個の溶接電極の他に、
被溶接部材が増すごとに補助電極全増設するようにして
いるので、6枚以上重ね合わされかつ溶接条件が異なる
被溶接部材全信頼性を有する溶接強度に、同時に溶接し
得る効果があシ、ひいては設備費を節減でき、作業タク
トを短縮できる等の利益がある。The present invention has the above-described configuration 2, and according to the present invention, in addition to two welding electrodes arranged opposite to each other,
As the total number of auxiliary electrodes is increased each time the number of welded parts increases, the welding strength of six or more overlapping welded parts with different welding conditions and the reliability of all the welded parts is reduced, and the effect of welding simultaneously is reduced. There are benefits such as reducing equipment costs and shortening work takt times.
第1図は本発明の一実施例を示す側面図、第2図は同要
部の拡大側面図、第6図は本発明の他の実施例の要部の
拡大側面図である。
1.2・・・フレーム、6,4・・・互いに対向配置さ
れた電極である上部電極と下部電極、5・・・補助電極
、6・・・トランス、7・・・抵抗、8・・・加圧シリ
ンダ、9・・・逆圧シリンダ、10・・・押付シリンダ
、11,12゜13・・・被溶接部材、14.15・・
・溶接部、16.17・・・トランス。
代理人 弁理士 秋 本 正 実
第1図
397−
第2図
第3図FIG. 1 is a side view showing one embodiment of the present invention, FIG. 2 is an enlarged side view of the same main part, and FIG. 6 is an enlarged side view of the main part of another embodiment of the invention. 1.2... Frame, 6, 4... Upper electrode and lower electrode, which are electrodes arranged opposite to each other, 5... Auxiliary electrode, 6... Transformer, 7... Resistor, 8...・Pressure cylinder, 9... Reverse pressure cylinder, 10... Pressing cylinder, 11, 12° 13... Welded member, 14.15...
・Welding part, 16.17...Transformer. Agent Patent Attorney Tadashi Akimoto Figure 1 397- Figure 2 Figure 3
Claims (1)
部材が増すごとに補助電極を増設したことを特徴とする
シーム溶接装置。A seam welding device characterized in that, in addition to two electrodes arranged to face each other, an auxiliary electrode is added each time the number of members to be welded increases.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15948482A JPS5950978A (en) | 1982-09-16 | 1982-09-16 | Seam welding device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15948482A JPS5950978A (en) | 1982-09-16 | 1982-09-16 | Seam welding device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5950978A true JPS5950978A (en) | 1984-03-24 |
Family
ID=15694774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15948482A Pending JPS5950978A (en) | 1982-09-16 | 1982-09-16 | Seam welding device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5950978A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107262893A (en) * | 2017-08-09 | 2017-10-20 | 唐山开元阻焊设备有限公司 | A kind of solar water heater heat-collecting plate seam welder |
CN110695505A (en) * | 2019-10-15 | 2020-01-17 | 莱芜市安邦冶金设备有限公司 | Welding process of pipe body |
-
1982
- 1982-09-16 JP JP15948482A patent/JPS5950978A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107262893A (en) * | 2017-08-09 | 2017-10-20 | 唐山开元阻焊设备有限公司 | A kind of solar water heater heat-collecting plate seam welder |
CN110695505A (en) * | 2019-10-15 | 2020-01-17 | 莱芜市安邦冶金设备有限公司 | Welding process of pipe body |
CN110695505B (en) * | 2019-10-15 | 2021-08-31 | 莱芜市安邦冶金设备有限公司 | Welding process of pipe body |
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