JPH04182092A - Metallic case sealing device, sealing method and hermetically sealed relay - Google Patents
Metallic case sealing device, sealing method and hermetically sealed relayInfo
- Publication number
- JPH04182092A JPH04182092A JP2310537A JP31053790A JPH04182092A JP H04182092 A JPH04182092 A JP H04182092A JP 2310537 A JP2310537 A JP 2310537A JP 31053790 A JP31053790 A JP 31053790A JP H04182092 A JPH04182092 A JP H04182092A
- Authority
- JP
- Japan
- Prior art keywords
- metal case
- chamber
- sealed
- laser
- sealing
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims description 15
- 238000003466 welding Methods 0.000 claims abstract description 40
- 239000002184 metal Substances 0.000 claims description 95
- 229910052751 metal Inorganic materials 0.000 claims description 95
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 239000013078 crystal Substances 0.000 abstract description 2
- 239000000945 filler Substances 0.000 abstract 3
- 239000007789 gas Substances 0.000 description 41
- 230000000694 effects Effects 0.000 description 7
- 239000011521 glass Substances 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 3
- 230000001678 irradiating effect Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Landscapes
- Laser Beam Processing (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は金属ケースのシール装置と、シール方法と、密
封リレーとに関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a sealing device for a metal case, a sealing method, and a sealed relay.
金属ケースのシールを行う方法としては第６図に示すよ
うにＮ、ガスか送り込まれるチャンバーｌ内に設けられ
た抵抗溶接機２の溶接ヘット３の下電極３ａに金属ベー
ス４を載せ、この金属ベース４上に金属ケース５を載置
して上電極３ｂにより金属ケース５の周縁部を圧しなか
ら溶接する方法があった。As shown in Fig. 6, the method for sealing the metal case is to place the metal base 4 on the lower electrode 3a of the welding head 3 of the resistance welding machine 2, which is installed in the chamber l into which N gas is fed. There is a method in which the metal case 5 is placed on the base 4 and the peripheral edge of the metal case 5 is welded without being pressed by the upper electrode 3b.
また第７図（ａ）（ｂ）に示すように金属ケース５と金
属ベース４とをレーザ光Ｘによってシールした後、先に
設けられた穴６から金属ケース５内に封入ガスを充填し
て後、その穴６を塞ぐシール方法があった。Further, as shown in FIGS. 7(a) and 7(b), after sealing the metal case 5 and the metal base 4 with the laser beam X, the metal case 5 is filled with a sealed gas through the previously provided hole 6. After that, there was a sealing method to close the hole 6.
（発明が解決しようとする課題〕
ところで上述の従来例方法のうちの前者では、抵抗溶接
機２の溶接ヘッド３ごとチャンバー１内の封入ガス雰囲
気に入れておかねばならず、そのため設備か大型すると
いう問題かあり、更に封入ガスを常時流しておかねばな
らず、封入ガスの消費量か大きいという問題があった。(Problem to be Solved by the Invention) By the way, in the former of the above-mentioned conventional methods, the entire welding head 3 of the resistance welding machine 2 must be placed in a sealed gas atmosphere in the chamber 1, which increases the size of the equipment. In addition, there was a problem in that the sealed gas had to be kept flowing at all times, resulting in a large consumption of the sealed gas.
またチャンバー１内を一旦空気中に開放すると、再び封
入ガスをチャンバー１内に充填するのに時間かがかると
いう問題があった。また更に抵抗溶接時に上電極３ｂで
加圧するため、金属ベース４に反りかあると、端子等を
封止しているガラス封止部にクラックか入りやすいとい
う問題もある。また上記のような抵抗溶接機２を用いる
ため自動化か難しいという問題があった。Further, once the inside of the chamber 1 is opened to the air, there is a problem that it takes time to fill the chamber 1 with the sealed gas again. Furthermore, since pressure is applied by the upper electrode 3b during resistance welding, if the metal base 4 is warped, there is a problem that cracks are likely to form in the glass sealing portion that seals the terminals and the like. Furthermore, since the above-mentioned resistance welding machine 2 is used, there is a problem in that it is difficult to automate the process.
後者の方法では二次的なシールのために穴６を半田付は
等を用いて塞かなければならず、そのため作業性、信頼
性に問題かあり、また二次シールの自動化も難しいとい
う問題かあった。更にまたレーサ溶接を不活性ガスＹを
吹きつけなから行うか、仕上かりか悪いという問題もあ
った。In the latter method, the hole 6 must be closed using soldering or the like for secondary sealing, which poses problems in workability and reliability, and it is also difficult to automate the secondary sealing. There was. Furthermore, there was also the problem that if laser welding was performed without spraying inert gas Y, the finish would be poor.
本発明は上述の問題点に鑑みて為されたものであって、
請求項１記載の発明はシール部位の溶接の仕上がりか美
しいシーム溶接か行え、しかもシーム溶接と同時に封入
ガスの充填か行えて生産性を高めることかできる金属ケ
ースのシール装置を提供することを目的とする。The present invention has been made in view of the above-mentioned problems, and
An object of the invention as set forth in claim 1 is to provide a sealing device for a metal case that can achieve a beautiful seam welding with a beautiful finished welding at the sealing part, and can also fill the sealed gas at the same time as the seam welding, thereby increasing productivity. shall be.
また請求項２記載の発明は封入ガスの濃度を一定に保っ
た状態て上記シール部位の溶接か行え、しかもシール部
位の溶接の仕上かつか美しいシーム溶接が行え、しかも
シーム溶接と同時に封入ガスの充填が行えて生産性を高
めることかできる金属ケースのシール方法を提供するこ
とを特徴とする
請求項３記載の発明は請求項１記載の目的に加えて装置
全体を小型に製作でき、その上封入ガスの消費か少ない
金属ケースのシール装置を提供することを目的とする。Further, according to the invention as claimed in claim 2, it is possible to weld the sealed portion while keeping the concentration of the sealed gas constant, and it is possible to perform welding of the sealed portion with a beautiful finish and beautiful seam welding. The invention according to claim 3 is characterized in that it provides a method for sealing a metal case that can be filled and can increase productivity. The purpose of the present invention is to provide a sealing device for a metal case that consumes less sealed gas.
更に請求項４記載の発明はシール部位か美しくしかも耐
電圧に優れた密封リレーを提供することを目的とする。A further object of the present invention is to provide a sealed relay with a beautiful sealed portion and excellent withstand voltage.
上述の目的を達成するために、請求項１記載の発明はレ
ーザ出射ユニットと、該レーザ出射ユニットと金属ケー
ス及び金属ケースからなるワークとを収納するとともに
封入ガスを充填するチャンバーとを備え、上記封入ガス
の雰囲気中にてレーザ出射ニットからのレーザ光により
金属ケースと金属ベースのシール部位をシーム溶接する
ものである。In order to achieve the above-mentioned object, the invention according to claim 1 is provided with a laser emitting unit, a chamber that houses the laser emitting unit, a metal case, and a workpiece made of the metal case, and is filled with a sealed gas. The sealing portion of the metal case and metal base is seam-welded using laser light from a laser emitting unit in an atmosphere of sealed gas.
また請求項２記載の発明は加圧した封入ガスを充填して
いるチャンバー内に金属ケース及び金属ケースからなる
ワークをを収納し、このワークに対してチャンバーに設
けたレーザ光透過可能な窓を介してレーザ光をチャンバ
ー外から照射して、金属ケースと金属ベースとのシール
部位をシーム溶接することを特徴とする
請求項３記載の発明は、金属ケース及び金属ケースから
なるワークを収納配置するとともに封入ガスを加圧充填
するチャンバーと、チャンバー外部に設けたレーザ出射
ニットとを備えるとともに、チャンバーの周壁にレーザ
光透過可能な窓部を設け、該窓部を介してチャンバー内
の金属ケースと金属ベースのシール部位にレーザ出射ニ
ットのレーザ光を照射してシーム溶接するものである。Further, the invention according to claim 2 stores a metal case and a workpiece made of the metal case in a chamber filled with pressurized gas, and a window provided in the chamber that can transmit laser light is provided to the workpiece. The invention according to claim 3 is characterized in that the metal case and the metal base are seam-welded by irradiating a laser beam from outside the chamber through the metal case and the workpiece made of the metal case. It also includes a chamber that is pressurized and filled with sealed gas, and a laser emission unit provided outside the chamber, and a window that allows laser light to pass through is provided on the peripheral wall of the chamber. Seam welding is performed by irradiating the seal area of the metal base with laser light from a laser-emitting unit.
請求項４記載の発明は金属ケース内にリレー機構を内蔵
して金属ケースの開口部を金属ベースてシールした密封
リレーにおいて、上記請求項１記載のシール方法により
シール部位がシールされたものである。The invention according to claim 4 is a sealed relay in which a relay mechanism is built in a metal case and an opening of the metal case is sealed with a metal base, and the sealing portion is sealed by the sealing method according to claim 1. .
而して請求項１記載の発明では、レーザ出射ユニットと
、該レーザ出射ユニットと金属ケース及び金属ケースか
らなるワークとを収納するとともに封入ガスを充填する
チャンバーとを備えたものであって、上記封入ガスの雰
囲気中にてレーザ出射ニットからのレーザ光により金属
ケースと金属ベースのシール部位をシーム溶接するから
、シーム溶接と同時に金属ケース内に封入ガスの充填か
行え、そのため２次シールの穴の打止か不要な上に、不
活性ガスを吹きつけなからレーザ溶接を行う場合に比へ
て仕上がりの美しいシール部位の溶接が行える。The invention according to claim 1 includes a laser emitting unit, a chamber that houses the laser emitting unit, a metal case, and a workpiece made of the metal case, and is filled with a sealed gas. Since the metal case and the sealing part of the metal base are seam welded using the laser light from the laser emitting unit in the atmosphere of the sealed gas, the sealed part of the metal case can be filled with the sealed gas at the same time as the seam welding. In addition, it is not necessary to stop the welding process, and the seal area can be welded with a more beautiful finish than when laser welding is performed without spraying inert gas.
また請求項２の発明では、加圧した封入ガスを充填して
いるチャンバー内に金属ケース及び金属ケースからなる
ワークをを収納し、このワークに対してチャンバーに設
けたレーザ光透過可能な窓を介してレーザ光をチャンバ
ー外から照射して、金属ケースと金属ベースとのシール
部位をシーム溶接するため、チャンバー内の一定の濃度
の封入ガスの下でシール部位のレーザ溶接が行え、金属
ケース内の封入ガスの濃度を安定化できる。また上記シ
ール部位の溶接の仕上かりも美しい。Further, in the invention of claim 2, a metal case and a workpiece made of the metal case are stored in a chamber filled with pressurized gas, and a window provided in the chamber that can transmit laser light is provided to the workpiece. The laser beam is irradiated from outside the chamber through the chamber to seam weld the sealing area between the metal case and the metal base. The concentration of the filled gas can be stabilized. Also, the welding finish of the above seal area is beautiful.
請求項３記載の発明では、金属ケース及び金属ケースか
らなるワークを収納配置するとともに封入ガスを加圧充
填するチャンバーと、チャンバー外部に設けたレーザ出
射ニットとを備えるとともに、チャンバーの周壁にレー
ザ光透過可能な窓部を設け、該窓部を介してチャンバー
内の金属ケースと金属ベースのシール部位にレーザ出射
ニットのレーザ光を照射してシーム溶接するので、チャ
ンバー内にレーザ出射ユニットを設ける必要か無くなり
、チャンバーの容積を小さくすることかでき、チャンバ
ーに充填する封入ガスの量も少なく、しかも濃度を一定
に保つことかできる。従って金属ケース内の封入ガスの
濃度を安定化できる。The invention according to claim 3 includes a metal case and a chamber in which a workpiece made of the metal case is housed and filled with a sealed gas under pressure, and a laser emission unit provided outside the chamber, and a laser beam is provided on the peripheral wall of the chamber. A transparent window is provided, and the laser beam of the laser emitting unit is irradiated to the sealing area of the metal case and metal base inside the chamber through the window for seam welding, so it is necessary to provide a laser emitting unit inside the chamber. As a result, the volume of the chamber can be reduced, the amount of gas filled in the chamber can be reduced, and the concentration can be kept constant. Therefore, the concentration of the gas sealed inside the metal case can be stabilized.
また仕上がりの美しい上記シール部位の溶接か行えるこ
とになる。Also, the above-mentioned seal portion can be welded with a beautiful finish.
請求項４記載の発明では、金属ケース内にリレー機構を
内蔵して金属ケースの開口部を金属ヘースでシールした
密封リレーにおいて、上記請求項１記載のシール方法に
よりシール部位かシールされたものであるため、加圧さ
れた一定濃度の封入ガスが金属ケース内に封入され、そ
のため耐電圧性能を高めることができた。The invention according to claim 4 is a sealed relay in which a relay mechanism is built in a metal case and an opening of the metal case is sealed with a metal head, in which the sealed portion is sealed by the sealing method according to claim 1. Because of this, a pressurized gas with a certain concentration was sealed inside the metal case, which made it possible to improve the withstand voltage performance.
以下本発明を実施例により説明する。 The present invention will be explained below with reference to Examples.
第１図は請求項１記載の発明の実施例を示している。こ
の図示せる実施例はシールされるべき密封リレーや水晶
発振子等に使用する金属ケースと金属ベースとからなる
ワーク７の配置位置の下方両側にレーザ出射ユニット８
Ａ、８Ｂをそれぞれ配設したレーザ溶接機９を用いてお
り、レーザ溶接機９のレーザ出射ユニット８Ａ、８Ｂ及
びワーク７を配置部位はチャンバー１内に収納している
。チャンバー１は金属ケース内に封入する例えばＮ、ガ
スを内部に充填し、この封入ガスの雰囲気下でレーザ出
射ユニット８Ａ、８Ｂからワーク７に向けて斜め下方か
ら発射されたレーザ光により金属ベースと金属ケースの
シール部分を溶接するようになっている。FIG. 1 shows an embodiment of the invention according to claim 1. In the illustrated embodiment, a laser emitting unit 8 is placed on both sides below a workpiece 7 that is composed of a metal case and a metal base used for a sealed relay, a crystal oscillator, etc. to be sealed.
A laser welding machine 9 is used, in which laser emitting units 8A and 8B of the laser welding machine 9 and a workpiece 7 are arranged in a chamber 1. The chamber 1 has a metal case filled with a gas such as N, and in an atmosphere of this gas, laser beams are emitted diagonally from below toward the workpiece 7 from the laser emission units 8A and 8B, and the workpiece 7 is exposed to the metal base. The seal part of the metal case is welded.
而して本実施例ではシール部位のシーム溶接と同時に金
属ケース内に封入ガスを封入することかてきるのである
。Thus, in this embodiment, the sealed gas can be filled into the metal case at the same time as the seam welding of the sealing portion.
第２図（ａ）（ｂ）は請求項２〜３記載の発明に対応す
る実施例装置を示しており、この実施例は第１図実施例
のように装置全体をチャンバー１内に収納した構造に対
して、ワーク７を収納するだけのチャンバーｌＯを設け
、チャンバー１０外のワーク７に対してチャンバー１０
の両側周壁に設けたレーザ光透過可能な窓部を介してチ
ャンバー１０外のレーザ溶接機９のレーザ出射ユニット
８Ａ又は８Ｂからのレーザ光を内部のワーク７のシール
部位に照射するようになっている。FIGS. 2(a) and 2(b) show an embodiment of the apparatus corresponding to the invention as claimed in claims 2 to 3, and in this embodiment, the entire apparatus is housed in the chamber 1 as in the embodiment of FIG. The structure is provided with a chamber lO that only accommodates the work 7, and the chamber 10 is provided for the work 7 outside the chamber 10.
Laser light from the laser emitting unit 8A or 8B of the laser welding machine 9 outside the chamber 10 is irradiated to the sealed portion of the workpiece 7 inside the chamber 10 through the windows provided on both sides of the peripheral wall through which the laser light can pass. There is.
チャンバーｌＯの窓部は第３図に示すように両側面に開
口窓１１Ａ、ＪＩＢをそれぞれ開口し、これらの開口窓
１１Ａ、ＩＩＢは固定枠１２Ａ。As shown in FIG. 3, the window portion of the chamber IO has opening windows 11A and JIB on both sides, respectively, and these opening windows 11A and IIB are fixed frames 12A.
１２Ｂにより周縁が押さえつけられたガラス１３Ａ、１
３Ｂで密閉してされている。ガラス＋３Ａ、１３Ｂはパ
ツキン１４を介して開口窓１１Ａ。Glass 13A, 1 whose periphery is pressed by 12B
It is sealed with 3B. The glasses +3A and 13B are opened through the gasket 14 to the opening window 11A.
１１Ｂの周辺の外面に密着して開口窓１１Ａ、ＩＩＢを
密封している。The opening windows 11A and IIB are sealed by being in close contact with the outer surface of the periphery of the window 11B.
チャンバーｌＯの内部は下方から延びて、先端が上記開
口窓１１Ａ、ＩＩＢに臨み、先端位置か丁度レーザ出射
ユニット８Ａ、８Ｂの照射点に位置するように配置され
たワーク支持体１５と、上方からワーク支持体１５の先
端近傍に下端吹き出し口が配置され、Ｎ２ガスをチャン
バー１０内に充填させるための封入ガス吹き出し管１６
とを配設している。ワーク支持体１５はワーク７を装着
する装着部を設けており、この装着部としては第４図に
示すハーメチックシール型のリレーの金属ケース５を収
納装着する凹部１７を設け、凹部１７内に収納装着した
金属ケース５の開口部に金属ベース４を載せるようにな
っている。そしてこのワーク支持体１５はパルスモータ
のような駆動機構（図示せず）により９０°反転回動さ
せて、両側のレーザ出射ユニット８Ａ、８Ｂのレーザ光
をワーク７のシール部位の全周囲に照射させることがて
きるようになっている。勿論レーザ出射ユニット８Ａ、
８Ｂをパルスモータのような駆動機構でチャンバー１０
の周囲を移動させるようにしても良い。尚チャンバー１
０は第２図（ｂ）で想像線で示すように基台１８に対し
て開閉自在となっていて上記ワーク支持体１５に装着す
るワーク７の交換ができるようになっている。The interior of the chamber IO extends from below, and is arranged such that its tip faces the opening windows 11A and IIB, and the tip position is exactly at the irradiation point of the laser emission units 8A and 8B. A lower end outlet is arranged near the tip of the work support 15, and a sealed gas outlet pipe 16 is used to fill the chamber 10 with N2 gas.
and are arranged. The workpiece support 15 is provided with a mounting portion on which the workpiece 7 is mounted, and this mounting portion is provided with a recess 17 in which the metal case 5 of the hermetic seal type relay shown in FIG. 4 is housed and mounted. The metal base 4 is placed on the opening of the attached metal case 5. The workpiece support 15 is rotated 90 degrees by a drive mechanism (not shown) such as a pulse motor, and the laser beams from the laser emission units 8A and 8B on both sides are irradiated all around the sealing part of the workpiece 7. Now you can do it. Of course, the laser emission unit 8A,
8B to the chamber 10 using a drive mechanism such as a pulse motor.
The surrounding area may be moved. Furthermore, chamber 1
0 can be opened and closed with respect to the base 18, as shown by the imaginary line in FIG. 2(b), so that the work 7 mounted on the work support 15 can be replaced.
而して第２図装置において、チャンバーｌＯ内に５ｐｃ
ｃで形成され、且つ電解Ｎｉメツキか施された金属ケー
ス５及び５ｐｃｃて形成され、電解Ｎｉメツキ及びＰｄ
メツキが施されただ金属ベース４からなるワーク７をワ
ーク支持体１５に装着して後、チャンバーｌＯ内を真空
にし、その後Ｎ２ガスのような封入ガスをチャンバーｌ
Ｏ内に充填させ、この充填した後ワーク支持体１５を回
動させながらワーク７のシール部位に対してレーザ出射
ユニット８Ａ、８Ｂのレーザ光を照射してシーム溶接を
行い、封入ガスか充填され、気密度が１０−”ａｔｍ−
ｃｃ／ｓｅｃ以上の金属パッケージが得られた。第５図
はソーム溶接部位の断面図を示しており、図中１９はナ
ゲツトである。In the apparatus shown in FIG. 2, 5 pcs.
The metal case 5 is formed of c and electrolytically plated with Ni, and the metal case 5 is formed of 5pcc and electrolytically plated with Ni and Pd.
After mounting the workpiece 7 consisting of the plated metal base 4 on the workpiece support 15, the inside of the chamber 10 is evacuated, and then a sealed gas such as N2 gas is introduced into the chamber 10.
After this filling, the sealed portion of the workpiece 7 is irradiated with laser beams from the laser emission units 8A and 8B to perform seam welding while rotating the workpiece support 15, and the sealed portion is filled with gas. , the airtightness is 10-”atm-
A metal package of cc/sec or higher was obtained. FIG. 5 shows a sectional view of the som welding site, and numeral 19 in the figure is a nugget.
請求項１記載の発明は、レーザ出射ユニットと、該レー
ザ出射ユニットと金属ケース及び金属ケースからなるワ
ークとを収納するとともに封入ガスを充填するチャンバ
ーとを備え、上記封入ガスの雰囲気中にてレーザ出射ニ
ットからのレーザ光により金属ケースと金属ベースのシ
ール部位をシーム溶接するものであるから、封入ガスの
雰囲気中で溶接を行え、そのためシーム溶接と同時に金
属ケース内に封入ガスの充填が行え、そのため２次シー
ルの穴の封止が不要で、生産性が高くなり、しかもワー
ク苦しくレーザ出射ユニットを移動させることにより、
連続的なシーム溶接が行えて、自動化が容易となり、−
層生産性を向上できるという効果があり、不活性ガスを
吹きつけなからレーザ溶接を行う場合に比べてシール部
位の溶接の仕上がりが美しいという効果がある。The invention according to claim 1 includes a laser emitting unit, a chamber that houses the laser emitting unit, a metal case, and a workpiece made of the metal case, and is filled with a sealed gas, and the chamber is filled with a sealed gas. Since the metal case and the sealing part of the metal base are seam welded using laser light from the output unit, welding can be performed in an atmosphere of gas filling, and therefore the metal case can be filled with gas at the same time as seam welding. Therefore, there is no need to seal the hole in the secondary seal, increasing productivity.Moreover, by moving the laser emitting unit, which makes it difficult to work,
Continuous seam welding is possible, automation is easy, and −
This method has the effect of improving layer productivity, and has the effect of producing a more beautiful welded finish at the sealing area than when laser welding is performed without blowing an inert gas.
また請求項２の発明は加圧した封入ガスを充填している
チャンバー内に金属ケース及び金属ケースからなるワー
クをを収納し、このワークに対してチャンバーに設けｔ
：レーザ光透過可能な窓を介してレーザ光をチャンバー
外から照射して、金属ケースと金属ベースとのシール部
位をシーム溶接するので、チャンバー内の容積を小さく
てきてチャンバー内の一定の濃度の封入ガスの下でシー
ル部位のレーザ溶接か行え、金属ケース内の封入ガスの
濃度を安定化でき、また仕上がりも美しくてきるという
効果がある。Further, the invention according to claim 2 stores a metal case and a workpiece made of the metal case in a chamber filled with pressurized gas, and provides a T for the workpiece in the chamber.
: Laser light is irradiated from outside the chamber through a window that can transmit laser light, and the sealing area between the metal case and metal base is seam welded, reducing the volume inside the chamber and maintaining a constant concentration inside the chamber. Laser welding of the seal part can be performed under the filled gas, which has the effect of stabilizing the concentration of the sealed gas inside the metal case and producing a beautiful finish.
請求項３記載の発明は、金属ケース及び金属ケースから
なるワークを収納配置するとともに封入ガスを加圧充填
するチャンバーと、チャンバー外部に設けたレーザ出射
ニットとを備えるとともに、チャンバーの周壁にレーザ
光透過可能な窓部を設け、該窓部を介してチャンバー内
の金属ケースと金属ベースのシール部位にレーザ出射ニ
ットのレーザ光を照射してシーム溶接することを特徴と
するので、請求項１記載の発明と同様な効果を奏する上
にチャンバーの外部にレーザ出射ユニットを設けるため
、チャンバーか小型となって装置全体が小型化となり、
しかも封入ガスの濃度を一定にでき、しかも封入ガスの
消費を少なくすることができるという効果がある。The invention according to claim 3 includes a metal case and a chamber in which a workpiece made of the metal case is housed and filled with a sealed gas under pressure, and a laser emission unit provided outside the chamber, and a laser beam is provided on the peripheral wall of the chamber. According to claim 1, the present invention is characterized in that a transparent window is provided, and a laser beam from a laser emitting unit is irradiated to a sealing area between the metal case and the metal base in the chamber through the window to perform seam welding. In addition to producing the same effect as the invention of 2005, since the laser emitting unit is provided outside the chamber, the chamber becomes smaller and the entire device becomes smaller.
Moreover, the concentration of the sealed gas can be kept constant, and the consumption of the sealed gas can be reduced.
請求項４記載の発明は、金属ケース内にリレー機構を内
蔵して金属ケースの開口部を金属ベースでシールする密
封リレーにおいて、上記請求項１記載のシール方法によ
りシール部位かシールされたものであるため、加圧され
た封入ガスが金属ケース内に封入され、そのため耐電圧
性能を高めることができるという効果がある。The invention according to claim 4 is a sealed relay in which a relay mechanism is built in a metal case and an opening of the metal case is sealed with a metal base, and the sealing portion is sealed by the sealing method according to claim 1. As a result, pressurized gas is sealed within the metal case, which has the effect of increasing withstand voltage performance.
第１図は請求項１記載の発明に対応する実施例の一部破
断せる正面図、第２図（ａ）（ｂ）は請求項２〜３記載
の発明の実施例に用いる装置の正面図、側面図、第３図
は要部の拡大断面図、第４図は請求項４記載の発明の密
封リレーの拡大正面図、第５図はシール部位の拡大断面
図、第６図は従来例の一部破断せる正面図、第７図（ａ
） （ｂ）は従来例の説明図である。
ｌはチャンバー、４は金属ベース、５は金属ケース、７
はワーク、８Ａ、８Ｂはレーザ出射二ニット、９はレー
ザ溶接機、１０はチャンノ＜−、ｌＩＡ、ＩＩＢは開口
窓、１３Ａ、１３Ｂはガラスである。FIG. 1 is a partially cutaway front view of an embodiment corresponding to the invention as claimed in claim 1, and FIGS. 2(a) and 2(b) are front views of an apparatus used in an embodiment of the invention as claimed in claims 2 to 3. , a side view, FIG. 3 is an enlarged sectional view of the main part, FIG. 4 is an enlarged front view of the sealed relay of the invention according to claim 4, FIG. 5 is an enlarged sectional view of the sealing part, and FIG. 6 is a conventional example. Partially cutaway front view of Figure 7 (a
) (b) is an explanatory diagram of a conventional example. l is the chamber, 4 is the metal base, 5 is the metal case, 7
8A and 8B are a workpiece, 8A and 8B are laser emitting units, 9 is a laser welding machine, 10 is a channel, IIA and IIB are opening windows, and 13A and 13B are glasses.
Claims (4)
金属ケース及び金属ケースからなるワークとを収納する
とともに封入ガスを充填するチャンバーとを備え、上記
封入ガスの雰囲気中にてレーザ出射ニットからのレーザ
光により金属ケースと金属ベースのシール部位をシーム
溶接することを特徴とする金属ケースのシール装置。(1) A laser emitting unit, a chamber that houses the laser emitting unit, a metal case, and a workpiece made of the metal case, and is filled with a sealed gas, and the laser from the laser emitting knit is provided in an atmosphere of the filled gas. A sealing device for a metal case characterized by seam welding the seal portion of the metal case and the metal base using light.
金属ケース及び金属ケースからなるワークをを収納し、
このワークに対してチャンバーに設けたレーザ光透過可
能な窓を介してレーザ光をチャンバー外から照射して、
金属ケースと金属ベースとのシール部位をシーム溶接す
ることを特徴とする金属ケースのシール方法。(2) A metal case and a workpiece made of the metal case are stored in a chamber filled with pressurized gas,
This workpiece is irradiated with laser light from outside the chamber through a window provided in the chamber that allows laser light to pass through.
A method for sealing a metal case, characterized by seam welding the sealing portion between the metal case and the metal base.
配置するとともに封入ガスを加圧充填するチャンバーと
、チャンバー外部に設けたレーザ出射ニットとを備える
とともに、チャンバーの周壁にレーザ光透過可能な窓部
を設け、該窓部を介してチャンバー内の金属ケースと金
属ベースのシール部位にレーザ出射ニットのレーザ光を
照射してシーム溶接することを特徴とする金属ケースの
シール装置。(3) Equipped with a metal case and a chamber in which a workpiece made of the metal case is housed and filled with gas under pressure, a laser emission unit provided outside the chamber, and a window in the peripheral wall of the chamber through which laser light can pass. What is claimed is: 1. A sealing device for a metal case, characterized in that the metal case and the metal base in the chamber are irradiated with a laser beam from a laser beam to perform seam welding through the window section.
の開口部を金属ベースでシールする密封リレーにおいて
、上記請求項１記載のシール方法によりシール部位がシ
ールされて成ることを特徴とする密封リレー。(4) A sealed relay in which a relay mechanism is built in a metal case and an opening of the metal case is sealed with a metal base, characterized in that the sealed portion is sealed by the sealing method according to claim 1 above. relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2310537A JPH0745114B2 (en) | 1990-11-15 | 1990-11-15 | Sealing method for sealed relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2310537A JPH0745114B2 (en) | 1990-11-15 | 1990-11-15 | Sealing method for sealed relay |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04182092A true JPH04182092A (en) | 1992-06-29 |
| JPH0745114B2 JPH0745114B2 (en) | 1995-05-17 |
Family
ID=18006432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2310537A Expired - Fee Related JPH0745114B2 (en) | 1990-11-15 | 1990-11-15 | Sealing method for sealed relay |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0745114B2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999017385A1 (en) * | 1997-09-30 | 1999-04-08 | Matsushita Electric Industrial Co., Ltd. | Method of manufacturing a rectangular battery |
| JP2004063217A (en) * | 2002-07-26 | 2004-02-26 | Matsushita Electric Works Ltd | Sealing method of sealed relay, and its sealing structure and sealing device |
| WO2012073468A1 (en) | 2010-12-02 | 2012-06-07 | 富士電機株式会社 | Electromagnetic contactor, gas sealing method for electromagnetic contactor, and method for manufacturing electromagnetic contactor |
| US8402656B2 (en) | 2003-09-12 | 2013-03-26 | Eagle Industry Co., Ltd. | Diaphragm damper and method of production and production apparatus of same |
| CN106735808A (en) * | 2017-01-13 | 2017-05-31 | 捷映凯电子（昆山）有限公司 | High-voltage DC contactor welding procedure and its special resistors welding equipment |
| CN111558774A (en) * | 2020-07-20 | 2020-08-21 | 昆山联滔电子有限公司 | Relay welding device and welding method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104816065B (en) * | 2015-04-28 | 2017-10-27 | 力帆实业(集团)股份有限公司 | Motorcycle electric spraying system relay welding tool setup |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5797349U (en) * | 1980-12-05 | 1982-06-15 | ||
| JPS61296973A (en) * | 1985-06-24 | 1986-12-27 | Toyota Motor Corp | Formation of ceramic particle dispersed composite metallic layer |
| JPH02151385A (en) * | 1988-11-30 | 1990-06-11 | Tekunisuko:Kk | Weld structure and its manufacture |
-
1990
- 1990-11-15 JP JP2310537A patent/JPH0745114B2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5797349U (en) * | 1980-12-05 | 1982-06-15 | ||
| JPS61296973A (en) * | 1985-06-24 | 1986-12-27 | Toyota Motor Corp | Formation of ceramic particle dispersed composite metallic layer |
| JPH02151385A (en) * | 1988-11-30 | 1990-06-11 | Tekunisuko:Kk | Weld structure and its manufacture |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999017385A1 (en) * | 1997-09-30 | 1999-04-08 | Matsushita Electric Industrial Co., Ltd. | Method of manufacturing a rectangular battery |
| US6264708B1 (en) | 1997-09-30 | 2001-07-24 | Matsushita Electric Industrial Co., Ltd. | Method of manufacturing a prismatic battery |
| JP2004063217A (en) * | 2002-07-26 | 2004-02-26 | Matsushita Electric Works Ltd | Sealing method of sealed relay, and its sealing structure and sealing device |
| US8402656B2 (en) | 2003-09-12 | 2013-03-26 | Eagle Industry Co., Ltd. | Diaphragm damper and method of production and production apparatus of same |
| WO2012073468A1 (en) | 2010-12-02 | 2012-06-07 | 富士電機株式会社 | Electromagnetic contactor, gas sealing method for electromagnetic contactor, and method for manufacturing electromagnetic contactor |
| CN106735808A (en) * | 2017-01-13 | 2017-05-31 | 捷映凯电子（昆山）有限公司 | High-voltage DC contactor welding procedure and its special resistors welding equipment |
| CN111558774A (en) * | 2020-07-20 | 2020-08-21 | 昆山联滔电子有限公司 | Relay welding device and welding method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0745114B2 (en) | 1995-05-17 |
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