JPH03118985A - Method and apparatus for joining joint - Google Patents
Method and apparatus for joining jointInfo
- Publication number
- JPH03118985A JPH03118985A JP25222089A JP25222089A JPH03118985A JP H03118985 A JPH03118985 A JP H03118985A JP 25222089 A JP25222089 A JP 25222089A JP 25222089 A JP25222089 A JP 25222089A JP H03118985 A JPH03118985 A JP H03118985A
- Authority
- JP
- Japan
- Prior art keywords
- joining
- joint member
- flat plate
- rib plate
- joint
- 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
- 238000005304 joining Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 abstract description 17
- 238000003466 welding Methods 0.000 abstract description 16
- 238000007872 degassing Methods 0.000 abstract description 7
- 238000003825 pressing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
Landscapes
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、ＬＮＧタンクの固相接合部、特に突合せ継手
、隅肉継手１重ね継手等を製作する際に適用する継手の
接合方法及び装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a method and apparatus for joining joints that are applied to manufacturing solid phase joints of LNG tanks, particularly butt joints, fillet joints, single-lap joints, etc. It is related to.
（従来の技術）
従来のアーク溶接によるＴ型テストピースの隅肉接合法
を第３図により説明すると、 （２１）がリブ板（一方
の継手部材） 、 （２２）が平板（他方の継手部材）
、 （３３）が溶接ビート、 （３４）がアーク溶接
トーチ。(Prior art) The fillet joining method of T-shaped test pieces by conventional arc welding is explained with reference to Fig. 3. (21) is a rib plate (one joint member), (22) is a flat plate (the other joint member). )
, (33) is the welding beat, and (34) is the arc welding torch.
（３５）が溶接ワイヤで、リブ板（２１）と平板（２２
）との突合せ部の両側隅角部をアーク溶接により溶接す
るようになっている。(35) is welding wire, rib plate (21) and flat plate (22
) The corners on both sides of the butt part are welded by arc welding.
（発明が解決しようとする課題）
前記第３図に示す従来の隅肉溶接法には１次の問題があ
った。即ち、この隅肉溶接法は、完全溶は込み溶接でな
いので、リブ板（２１）の肉厚が厚い場合には、リブ板
（２１）と平板（２２）との間に未溶接部（３６）が残
る。またリブ板（２１）の肉厚が薄い場合には、リブ板
（２１）が変形する。しかもこの隅肉溶接法は、溶接部
の溶接点数が多くて、多くの工数を必要とするという問
題があった。(Problems to be Solved by the Invention) The conventional fillet welding method shown in FIG. 3 has the first problem. That is, since this fillet welding method is not a complete penetration welding, when the rib plate (21) is thick, there is an unwelded part (36) between the rib plate (21) and the flat plate (22). ) remains. Further, if the rib plate (21) is thin, the rib plate (21) is deformed. Moreover, this fillet welding method has a problem in that the number of welding points in the welded portion is large and a large number of man-hours are required.
本発明は前記の問題点に鑑み提案するものであり、その
目的とする処は、各継手部材の間に未接合部を発生させ
たり、継手部材に変形部を発生させない。また接合工数
を減少できる継手の接合方法及び装置を提供しようとす
る点にある。The present invention has been proposed in view of the above-mentioned problems, and its purpose is to prevent the generation of unjoined parts between the respective joint members and the generation of deformed parts in the joint members. Another object of the present invention is to provide a joint joining method and apparatus that can reduce the number of joining steps.
（課題を解決するための手段）
上記の目的を達成するために１本発明の継手の接合方法
は、被接合材である一方の継手部材と他方の継手部材と
の間を真空に保持し２次いで同各継手部材継手部材を接
合温度まで加熱するとともに同各継手部材を相手の方向
に塑性変形させて。(Means for Solving the Problems) In order to achieve the above objects, 1. The joint joining method of the present invention includes maintaining a vacuum between one joint member and the other joint member, which are materials to be joined; Next, each of the joint members is heated to a joining temperature, and each of the joint members is plastically deformed in the direction of the other.
互いを接合することを特徴としている。They are characterized by being joined together.
また本発明の継手の接合装置は、一方の継手部材と他方
の継手部材との外周に設置される加熱用高周波コイルと
、同各継手部材の間を真空に保持する脱気手段とを具え
ている。Further, the joint joining device of the present invention includes a heating high-frequency coil installed on the outer periphery of one joint member and the other joint member, and a degassing means for maintaining a vacuum between the respective joint members. There is.
（作用）
本発明の継手の接合方法及び装置は前記のように構成さ
れており、一方の継手部材と他方の継手部材とを突合せ
状態に接触させ９次いで同各継手部材の接合部の両側隅
角部にシール溶接を行い。(Function) The method and apparatus for joining joints of the present invention are configured as described above, in which one joint member and the other joint member are brought into contact with each other in an abutting state, and then both corners of the joint portion of each joint member are Seal welding is done on the corners.
次いで同各継手部材間を脱気手段に接続して、その間を
真空状態にし１次いで拡散接合を行う。この拡散接合は
、フレミングの法則に従っており。Next, the respective joint members are connected to a degassing means to create a vacuum state between them, and then diffusion bonding is performed. This diffusion bonding follows Fleming's law.
同各継手部材に互いの拡散接合線に交差するように加熱
用高周波コイルを巻き付けて、この加熱用高周波コイル
に通電し、同各継手部材に接近する方向の電磁力を発生
させて、これを同各継手部材に加圧力として作用させる
一方、高周波加熱作用により各継手部材を９００°Ｃ以
上に加熱し、拡散接合を行って、各継手部材の突合せ部
を高強度。A high-frequency heating coil is wound around each joint member so as to cross each other's diffusion bonding line, and the high-frequency heating coil is energized to generate electromagnetic force in the direction of approaching each joint member. While applying pressure to each joint member, each joint member is heated to 900°C or higher using high-frequency heating to perform diffusion bonding, resulting in high strength at the butt portions of each joint member.
高品質の状態に接合させる。Bonded to high quality condition.
（実施例）
次に本発明の継手の接合方法の実施に使用する継手の接
合装置の一構成例を第１，２図に説明すると、（１）が
リブ板、（２）が平板８（３）がシール溶接部。(Example) Next, an example of the configuration of a joint joining device used for implementing the joint joining method of the present invention will be explained with reference to FIGS. 1 and 2. (1) is a rib plate, (2) is a flat plate 8 ( 3) is the seal weld.
（４）が加熱用高周波コイル、（５）が脱気管で、同脱
気管（５）が真空ポンプ（６）に接続している。また（
７）が高周波電源である。(4) is a heating high-frequency coil, (5) is a deaeration pipe, and the deaeration pipe (5) is connected to a vacuum pump (6). Also(
7) is a high frequency power source.
次に前記第１，２図に示す継手の接合装置の作用を具体
的に説明する。リブ板（１）を平板（２）の上に突合せ
状態に載せ１次いで同リブ板（１）と同平板（２）との
接合部の両側隅角部にシール溶接を行って、シール溶接
部（３）を形成し１次いで同各シール溶接部（３）によ
り気密的に閉じられたリブ板（１）と平板（２）との接
合部間を脱気管（５）を介して真空ポンプ（６）に接続
し９次いで真空ポンプ（６）を作動して、リブ板（１）
と平板（２）との接合部間を脱気して、真空状態にし９
次いで脱気管（５）を閉じて、リブ板（１）と平板（２
）との接合部間を密封し１次いで拡散接合を行う。この
拡散接合は、フレミングの法則に従っており、リブ板（
１）と平板（２）とに拡散接合線に交差するように加熱
用高周波コイル（４）を巻き付けて、高周波電源（７）
からこの加熱用高周波コイル（４）に通電し。Next, the operation of the joint joining device shown in FIGS. 1 and 2 will be explained in detail. The rib plate (1) is placed on the flat plate (2) in a butt state. Next, seal welding is performed at both corners of the joint between the rib plate (1) and the flat plate (2) to form a seal weld. A vacuum pump ( 6) and then operate the vacuum pump (6) to remove the rib plate (1).
Degas the space between the joint and the flat plate (2) to create a vacuum 9
Next, close the degassing pipe (5) and remove the rib plate (1) and flat plate (2).
) and then perform diffusion bonding. This diffusion bonding follows Fleming's law, and the rib plate (
A high-frequency heating coil (4) is wound around 1) and the flat plate (2) so as to cross the diffusion bonding line, and a high-frequency power source (7) is connected.
Then, energize this heating high-frequency coil (4).
第２図に示すようにリブ板（１）と平板（２）とに矢印
（２１）方向の電磁力を発生させて、これをリブ板（１
）と平板（２）とに加圧力として作用させる一方。As shown in Figure 2, an electromagnetic force is generated between the rib plate (1) and the flat plate (2) in the direction of the arrow (21), and this is applied to the rib plate (1).
) and the flat plate (2) as a pressing force.
高周波加熱作用によりリブ板（１）と平板（２）とを９
００°Ｃ以上に加熱し、拡散接合を行って、リブ板（１
）と平板（２）との突合せ部を高強度、高品質の状態に
接合させる。The rib plate (1) and the flat plate (2) are heated by high frequency heating.
Heat to 00°C or higher and perform diffusion bonding to form a rib plate (1
) and the flat plate (2) are joined to have high strength and high quality.
（発明の効果）
本発明の継手の接合方法は前記のように一方の継手部材
と他方の継手部材とを突合せ状態に接触させ１次いで同
各継手部材の接合部の両側隅角部にシール溶接を行い１
次いで同各継手部材間を脱気手段に接続して、その間を
真空状態にし１次いで拡散接合を行う。この拡散接合は
、フレミングの法則に従っており、同各継手部材に互い
の拡散接合線に交差するように加熱用高周波コイルを巻
き付けて、この加熱用高周波コイルに通電し、同各継手
部材に接近する方向の電磁力を発生させて。(Effects of the Invention) As described above, the method for joining a joint of the present invention is to bring one joint member and the other joint member into butt contact, and then perform seal welding to both corner portions of the joined portion of each joint member. Do 1
Next, the respective joint members are connected to a degassing means to create a vacuum state between them, and then diffusion bonding is performed. This diffusion bonding follows Fleming's law, in which a high-frequency heating coil is wound around each joint member so as to cross each other's diffusion bonding line, and this high-frequency heating coil is energized to approach each joint member. Generate electromagnetic force in the direction.
これを同各継手部材に加圧力として作用させる一方、高
周波加熱作用により各継手部材を９００°Ｃ以上に加熱
し、拡散接合を行って、各継手部材の突合せ部を高強度
、高品質の状態に接合させるので、各継手部材の間に未
接合部を発生させたり。This acts as a pressurizing force on each joint member, while heating each joint member to 900°C or higher using high-frequency heating to perform diffusion bonding, making the abutting portions of each joint member in a high-strength, high-quality state. Since the parts are joined together, there may be unjoined parts between each joint member.
継手部材に変形部を発生させない。また上記のように各
継手部材を拡散接合により接合させるので。No deformation occurs in the joint member. Moreover, as mentioned above, each joint member is joined by diffusion bonding.
接合時の工数を減少できる効果がある。This has the effect of reducing the number of steps required for joining.
第１図は本発明の継手の接合方法の実施に使用する継手
の接合装置の一構成例を示す斜視図、第２図はその作用
説明図、第３図は従来のアーク溶接によるＴ型テストピ
ースの隅肉接合法を示す斜視図である。
（１） （２）・・・一方及び他方の継手部材、（３）
・・・シール溶接部、（４）・・・加熱用高周波コイル
、（５）・・・脱気管、（６）・・・真空ポンプ、（７
）・・・高周波電源。Fig. 1 is a perspective view showing an example of the configuration of a joint joining device used to implement the joint joining method of the present invention, Fig. 2 is an explanatory diagram of its operation, and Fig. 3 is a conventional T-type test using arc welding. FIG. 3 is a perspective view showing a fillet joining method of pieces. (1) (2)...One and other joint members, (3)
... Seal welded part, (4) ... High frequency coil for heating, (5) ... Degassing pipe, (6) ... Vacuum pump, (7
)...High frequency power supply.
Claims (1)
の間を真空に保持し、次いで同各継手部材継手部材を接
合温度まで加熱するとともに同各継手部材を相手の方向
に塑性変形させて、互いを接合することを特徴とした継
手の接合方法。 ２）一方の継手部材と他方の継手部材との外周に設置さ
れる高周波加熱用コイルと、同各継手部材の間を真空に
保持する脱気手段とを具えていることを特徴とした継手
の接合装置。[Claims] 1) Maintaining a vacuum between one joint member and the other joint member, which are materials to be joined, and then heating each joint member to the joining temperature, and A method of joining joints that is characterized by joining each other by plastically deforming them in the direction of the other party. 2) A joint characterized by comprising a high-frequency heating coil installed on the outer periphery of one joint member and the other joint member, and deaeration means for maintaining a vacuum between the joint members. Bonding equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25222089A JPH03118985A (en) | 1989-09-29 | 1989-09-29 | Method and apparatus for joining joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25222089A JPH03118985A (en) | 1989-09-29 | 1989-09-29 | Method and apparatus for joining joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03118985A true JPH03118985A (en) | 1991-05-21 |
Family
ID=17234182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25222089A Pending JPH03118985A (en) | 1989-09-29 | 1989-09-29 | Method and apparatus for joining joint |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03118985A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109773325A (en) * | 2019-01-10 | 2019-05-21 | 中国航空制造技术研究院 | Band muscle siding welding tool for friction stir welding and its welding method |
-
1989
- 1989-09-29 JP JP25222089A patent/JPH03118985A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109773325A (en) * | 2019-01-10 | 2019-05-21 | 中国航空制造技术研究院 | Band muscle siding welding tool for friction stir welding and its welding method |
| CN109773325B (en) * | 2019-01-10 | 2021-09-10 | 中国航空制造技术研究院 | Welding tool and welding method for friction stir welding of ribbed wallboard |
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