JP3167927B2 - Ultrasonic welding equipment and welding method - Google Patents
Ultrasonic welding equipment and welding methodInfo
- Publication number
- JP3167927B2 JP3167927B2 JP16991996A JP16991996A JP3167927B2 JP 3167927 B2 JP3167927 B2 JP 3167927B2 JP 16991996 A JP16991996 A JP 16991996A JP 16991996 A JP16991996 A JP 16991996A JP 3167927 B2 JP3167927 B2 JP 3167927B2
- Authority
- JP
- Japan
- Prior art keywords
- welding
- ultrasonic
- welded
- workpiece
- head
- 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
- Pressure Welding/Diffusion-Bonding (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、超音波溶接に係
り、詳しくは、溶接ヘッドが当接する側の被溶接物が複
数の分岐部を有し、その複数の分岐部の各々に溶接点が
設定されるものについて、それらを一括同時溶接する場
合の溶接装置および溶接方法の改良に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to ultrasonic welding, and more particularly, to an object to be welded on a side to which a welding head comes into contact has a plurality of branch portions, and each of the plurality of branch portions has a welding point. The present invention relates to an improvement in a welding device and a welding method for simultaneous welding of set items.
【０００２】[0002]
【従来の技術】複数の溶接点が設定された被溶接物に対
し、作業の効率を考えて、それら複数の溶接点を一括し
て溶接する場合、一般的な抵抗溶接の点溶接では、その
複数の溶接点に合わせて、図４に示すような、複数の突
起５２、……が突出しているような形状の電極５１を作
成して溶接を行っても、微妙な溶接物の厚さ、表面状態
の差により、各突起５２間の抵抗に差が生じ、各溶接点
５４間の接続特性、例えば、接合強度にばらつきが生じ
やすい。なお、図中５３、５３は被溶接物、５５は交流
電源の一次捲線、５６は二次捲線を示している。2. Description of the Related Art In a case where a plurality of welding points are collectively welded to a workpiece to which a plurality of welding points are set in consideration of work efficiency, a general resistance welding spot welding is used. in accordance with the plurality of welding points, as shown in FIG. 4, a plurality of projections 52, ... it is to create electrodes 51 shaped like projects even if the welding, subtle weldment thickness, Due to the difference in the surface state, a difference occurs in the resistance between the projections 52, and the connection characteristics between the welding points 54, for example, the joint strength tend to vary. In the drawings, 53 and 53 indicate a workpiece, 55 indicates a primary winding of an AC power supply, and 56 indicates a secondary winding.
【０００３】他方、超音波溶接は二つの被溶接物をホー
ンの先端に取り付けた溶接ヘッド（溶接チップ）と溶接
台との間に挟んで加圧し、溶接ヘッドに短時間振動エネ
ルギーを与えてそれを水平方向に振動させ、そのことに
より、二つの被溶接物の接触面の被膜を破壊し、局部的
な振動発熱により、再結晶溶接を行うものであるので、
図５に示すように、その溶接ヘッドＨを、複数の突条６
０、…が配設されている形状にしても、被溶接物６１の
各溶接箇所には振動源と略同じ大きさの振動が等しく伝
わり、各溶接箇所で所定の溶接強度を満たすための振動
エネルギーが励起され、一括同時溶接が可能となる。な
お、図５中、６６はもう一方の溶接物、６８は溶接台で
ある。On the other hand, in ultrasonic welding, two workpieces are sandwiched between a welding head (welding tip) attached to the tip of a horn and a welding table and pressurized to give vibration energy to the welding head for a short time. Vibrates in the horizontal direction, thereby destroying the coating on the contact surface of the two workpieces and performing recrystallization welding by local vibration heating.
As shown in FIG. 5 , the welding head H is connected to a plurality of ridges 6.
Even if the shape in which 0,... Are arranged, vibrations having substantially the same magnitude as the vibration source are equally transmitted to the respective welding locations of the workpiece 61, and the vibrations for satisfying the predetermined welding strength at the respective welding locations. Energy is excited, and simultaneous simultaneous welding becomes possible. In FIG. 5 , reference numeral 66 denotes another welded object, and 68 denotes a welding table.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、上記複
数箇所の同時一括溶接を超音波溶接で行うにしても、被
溶接物６１が、図５に示すように、複数の分岐部６２、
…を有し、溶接点がその分岐部上に設定されるような場
合、その分岐部６２の形状が互いに等しいような対称性
を有する単純形状の場合には、各溶接部に均等の超音波
エネルギーが伝わり、比較的安定した接続特性が得られ
るが、例えば、図６に示すように、被溶接物７１の複数
の分岐部７２、…がそれぞれ異なる形状をなしている場
合には、それらを一括同時溶接すると、接続強度にバラ
ツキが生じ、安定した接続特性が得られないということ
がある。However [0007], even if to do by ultrasonic welding simultaneously collectively welding the plurality of portions, the welded object 61, as shown in FIG. 5, a plurality of branch portions 62,
.., And when the welding point is set on the branch portion, and when the branch portion 62 has a simple shape having symmetry such that the shapes of the branch portions are equal to each other, the ultrasonic waves are uniformly applied to each weld portion. Energy is transmitted, and relatively stable connection characteristics can be obtained. For example, as shown in FIG. 6, when the plurality of branch portions 72 of the workpiece 71 have different shapes, When simultaneous simultaneous welding is performed, the connection strength varies, and stable connection characteristics may not be obtained.
【０００５】これは、その溶接点が設定される各分岐部
７２の形状が異なることにより、溶接点間で超音波の伝
達エネルギー、消費エネルギー等、溶接機能に係る超音
波のエネルギー条件にバラツキが生じるためと考えられ
る。[0005] This is because, due to the different shapes of the branch portions 72 where the welding points are set, there are variations in the ultrasonic energy conditions related to the welding function, such as the transmission energy of the ultrasonic waves and the energy consumption between the welding points. It is thought to be caused.
【０００６】そこで、この発明では、所定の形状をなす
基部から、複数に分岐した部分に溶接点が設定され、そ
の溶接点を含む各分岐部がそれぞれ異なる形状となって
いる被溶接物、例えば、前記図６に示したようなバスバ
ー等のようなものに対し、その溶接部を超音波溶接で一
括同時溶接する場合、各溶接点間でバラツキのない安定
した強固な接続特性が得られるようにすることにある。Accordingly, in the present invention, a welding point is set at a portion branched from a base having a predetermined shape into a plurality of portions, and each branch portion including the welding point has a different shape, for example, an object to be welded. In the case of simultaneously welding the welded portions of the bus bars and the like as shown in FIG. 6 by ultrasonic welding at a time, a stable and strong connection characteristic without variation between the welding points can be obtained. It is to make.
【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
に、この発明は、被溶接物の一方が、所定の形状をなす
基部とそれから分岐する複数の分岐部を有しており、各
分岐部の所定の位置を溶接点とし、これら複数の溶接点
を連ねる形でその分岐部上に他方の被溶接物を載置し、
両被溶接物を溶接点上で溶接台と溶接ヘッドの間に挟み
込み、溶接ヘッドで押圧して複数の溶接点を一括して溶
接する超音波溶接装置において、溶接時、溶接ヘッドに
よる加圧とは別に、前記一方の被溶接物の分岐部表面の
所定の位置で溶接台との間で押圧し、その押圧位置は、
その位置で仕切られる各溶接ヘッド当接側同士の体積が
互いに等しくなるような位置とした押圧手段を備えた溶
接装置としたのである（請求項１）。In order to solve the above-mentioned problems, the present invention provides one of the objects to be welded having a base having a predetermined shape and a plurality of branch portions branching therefrom. The predetermined position of the part is a welding point, and the other workpiece is placed on the branch portion in a form of connecting the plurality of welding points,
In an ultrasonic welding device that sandwiches both workpieces between the welding table and the welding head on the welding point and presses with the welding head to weld a plurality of welding points at once, pressurization by the welding head during welding Separately, it presses against a welding table at a predetermined position on the surface of the branch portion of the one workpiece, and the pressing position is
The welding device is provided with a pressing means positioned so that the volumes of the welding head contact sides partitioned at the position are equal to each other (claim 1).
【０００８】このようにしたことにより、前記固定され
た被溶接物のその固定位置から溶接ヘッドが存在しない
側には超音波が伝わらず、振動が起こらない。かつ、押
圧手段で仕切られた溶接ヘッドの存在する側は、互いに
体積が等しいので、この部分に伝達される超音波の振動
エネルギーが互いに均等になる。With this configuration, no ultrasonic wave is transmitted from the fixed position of the workpiece to the side where the welding head does not exist, so that no vibration occurs. Further, the sides where the welding heads are separated by the pressing means have the same volume, so that the ultrasonic vibration energy transmitted to this portion becomes equal to each other.
【０００９】また、この発明では、上記課題を解決する
ために、被溶接物の一方が、所定の形状をなす基部とそ
れから分岐する複数の分岐部を有しており、各分岐部の
所定の位置を溶接点とし、これら複数の溶接点を連ねる
形でその分岐部上に他方の被溶接物を載置し、両被溶接
物を溶接点上で溶接台と溶接ヘッドの間に挟み込み、溶
接ヘッドで押圧して複数の溶接点を一括して溶接する超
音波溶接法として、溶接時、溶接ヘッドによる加圧とは
別に、前記一方の被溶接物を、その分岐部表面の所定の
位置において押圧手段で溶接台に押圧し、その押圧位置
は、その位置で仕切られる各溶接ヘッド当接側同士の体
積が互いに等しくなるような位置にしたのである（請求
項２）。According to the present invention, in order to solve the above-mentioned problems, one of the objects to be welded has a base having a predetermined shape and a plurality of branch portions branching therefrom. With the position as the welding point, the other workpiece is placed on the branch in such a way as to connect these multiple welding points, and both workpieces are sandwiched between the welding table and the welding head on the welding point, and welding is performed. As an ultrasonic welding method in which a plurality of welding points are collectively welded by pressing with a head, at the time of welding, apart from pressurization by a welding head, the one workpiece is placed at a predetermined position on the surface of the branch portion. The pressing means is pressed against the welding table, and the pressing position is set so that the volumes of the welding head contact sides partitioned at the position are equal to each other (claim 2).
【００１０】前記一方の被溶接物としてバスバーを適用
することができる（請求項３）。A bus bar can be used as the one of the workpieces.
【００１１】[0011]
【実施の形態】以下、図１〜図３を参照してこの発明の
実施の形態を説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.
【００１２】（第１の実施形態）この実施形態では、被
溶接物は、黄銅バスバーと軟銅の撚線電線とし、バスバ
ーは、図１に示すような、長手帯状の基部１（図の一点
鎖線の枠内の部分）から複数（この実施形態では１０本
のものを示しているが、本数は任意である）の帯状２、
…が分岐した等厚板状のものを用いる。(First Embodiment) In this embodiment, an object to be welded is a brass bus bar and a stranded wire of annealed copper, and the bus bar has a base 1 in the form of a longitudinal band as shown in FIG. ), A plurality of strips (in this embodiment, ten strips are shown, but the number is arbitrary).
.. Are used.
【００１３】各帯状２は分岐位置から先端３に至る中間
部の平面形状が異なるが、先端３が一定の方向に揃って
おり、先端３から基部１側へ一定距離戻る位置までは帯
状２の幅が等しく、長手方向が平行に並ぶ形状となって
いる。Each of the belts 2 has a different planar shape at an intermediate portion from the branching position to the tip 3, but the tips 3 are aligned in a fixed direction, and the belts 2 are positioned from the tip 3 to the base 1 side by a certain distance. They have the same width and their longitudinal directions are parallel.
【００１４】他方、撚線電線は、直径が０．３６ｍｍの
単線が７本撚り合わされ、全体の断面積が０．５ｍｍ2
となったものを用いた。On the other hand, the stranded electric wire is composed of seven single wires having a diameter of 0.36 mm, which are stranded, and having a total sectional area of 0.5 mm 2.
Was used.
【００１５】溶接点４は、バスバー１０上の、前記分岐
した各帯状２の先端３の近傍に設定した。この実施形態
では、前記したように、分岐数が１０本であるので、同
時一括溶接の溶接点４は１０箇所である。The welding point 4 is set on the bus bar 10 in the vicinity of the tip 3 of each of the branched strips 2. In this embodiment, as described above, since the number of branches is 10, the number of welding points 4 for simultaneous batch welding is 10.
【００１６】この発明では、前述したように、溶接時、
溶接ヘッドによる加圧とは別に押圧治具を用いて被溶接
物を押圧固定するが、その押圧位置５は、その位置で仕
切られる各溶接ヘッド当接側（前記溶接点４の存在する
側）同士の体積が互いに等しくなるような位置にするこ
とであり、今、このバスバー１０は等厚の板であるの
で、体積を等しくすることは、結局、その部分の表面積
を等しくすることである。According to the present invention, as described above,
The work to be welded is pressed and fixed by using a pressing jig separately from the pressing by the welding head, and the pressing position 5 is set at each welding head contact side (the side where the welding point 4 exists) partitioned at the position. The busbar 10 is a plate having the same thickness, so that equalizing the volume means, in the end, equalizing the surface area of the portion.
【００１７】そして、この実施形態のバスバー１０は、
前記したように、帯状２の先端３が一定の方向に揃って
おり、先端３から基部１側へ一定距離戻る位置までは帯
の幅が等しく、長手方向が平行に並ぶ形状となっている
ので、溶接点４を含む領域の表面積を等しくするには、
押圧位置５を各帯状２の先端３から基部１側へ等距離戻
った位置に設ける。そのようにすれば、その押圧位置５
から帯状２の先端３に至るまでの表面積が等しくなり、
従って体積も各帯状２同士間で等しくなる。The bus bar 10 of this embodiment is
As described above, the tips 3 of the strips 2 are aligned in a certain direction, and the strips have the same width from the tip 3 to a position returning to the base 1 side by a certain distance, and the longitudinal directions are arranged in parallel. In order to make the surface area of the area including the welding point 4 equal,
The pressing position 5 is provided at a position equidistant from the leading end 3 of each strip 2 to the base 1 side. By doing so, the pressing position 5
From the surface to the tip 3 of the strip 2 are equal,
Therefore, the volume is also equal between each of the strips 2.
【００１８】そのような位置を連ねる押圧治具として、
図２に示すような長手の板６を用い、全押圧位置５、…
をこの板６で一挙に押さえ、板６の両端をボルト７で溶
接台８に固定した。As a pressing jig connecting such positions,
Using a long plate 6 as shown in FIG.
Was pressed at once with this plate 6, and both ends of the plate 6 were fixed to a welding table 8 with bolts 7.
【００１９】なお、溶接ヘッドは前記従来例の図５で示
したような櫛形の一括同時溶接形ヘッドを用い、櫛形の
各突条がそれぞれ溶接点４を加圧するようにするが、図
２では煩雑さをさけるため、この溶接ヘッドは示してい
ない。As the welding head, a comb-shaped collective simultaneous welding head as shown in FIG. 5 of the conventional example is used, and each of the comb-shaped ridges presses the welding point 4, but in FIG. This welding head is not shown for simplicity.
【００２０】また、撚線電線はバスバー１０上に載置し
て、溶接ヘッドを当接させるが、この撚線電線について
も図示による煩雑さをさけるため図示はしていない。Further, the stranded electric wire is placed on the bus bar 10 and brought into contact with the welding head, but this stranded electric wire is not shown in order to avoid the complexity of illustration.
【００２１】こうして、上記のような治具を用いた場合
と用いない場合それぞれにつき、５０個のサンプルを作
成し、各サンプルにつき、各溶接点４の接続強度を測定
した。その結果の平均値と標準偏差を表１に示す。In this way, 50 samples were prepared for each of the cases where the above jig was used and when it was not used, and the connection strength of each welding point 4 was measured for each sample. Table 1 shows the average value and standard deviation of the results.
【００２２】[0022]
【表１】 [Table 1]
【００２３】表１から明らかなように、バスバー１０を
治具６で固定した方が、各溶接点４間でバラツキのない
強固な接続結果が得られることがわかる。As is clear from Table 1, when the bus bar 10 is fixed by the jig 6, a strong connection result without variation between the welding points 4 can be obtained.
【００２４】これは、前述したように、被溶接物１０を
押圧・固定すると、その押圧位置５から溶接ヘッドが存
在しない側には超音波が伝わらず、かつ、治具６で固定
された押圧位置５から溶接点４を経て端部３にいたる側
は互いに体積が等しい状態になっているので、この部分
に伝達される超音波の振動エネルギーが互いに均等にな
るためと考えられる。This is because, as described above, when the workpiece 10 is pressed and fixed, the ultrasonic wave is not transmitted from the pressing position 5 to the side where the welding head does not exist, and the pressing fixture fixed by the jig 6 is used. It is considered that since the volume from the position 5 to the end 3 via the welding point 4 is equal to each other, the vibration energies of the ultrasonic waves transmitted to this portion are equal to each other.
【００２５】（第２の実施形態）第２の実施形態では、
被溶接物には前記第１の実施形態と同じ形状の黄銅バス
バーと軟銅の撚線電線を用い、固定治具だけを図３のよ
うに、断面櫛形のものに変えた。(Second Embodiment) In the second embodiment,
A brass bus bar having the same shape as that of the first embodiment and a stranded wire of soft copper were used as the objects to be welded, and only the fixing jig was changed to a comb-shaped one as shown in FIG.
【００２６】固定治具２６は図３に示すように、その櫛
形の各突条２７でバスバー１０の各帯状２の押圧位置５
を個別に押圧するものである。As shown in FIG. 3, the fixing jig 26 is pressed by the respective comb-like projections 27 on the respective bus-shaped strips 2 at the pressing positions 5.
Are individually pressed.
【００２７】この場合においても、５０個のサンプルを
作成し、各溶接物の各溶接点の接続強度を測定した。そ
の結果の平均値と標準偏差を前記第１の実施形態の結果
と併せて表２に示す。Also in this case, 50 samples were prepared, and the connection strength at each welding point of each welding object was measured. Table 2 shows the average value and standard deviation of the results together with the results of the first embodiment.
【００２８】[0028]
【表２】 [Table 2]
【００２９】表２から明らかなように、治具２６を図３
のようにした方が、各溶接点４間でバラツキのない強固
な接続結果が得られることがわかる。As is clear from Table 2, the jig 26 was moved to the position shown in FIG.
It can be seen that a stronger connection result with no variation between the welding points 4 can be obtained by setting as follows.
【００３０】これは、押圧治具２６の隣接する各突条２
７間に空間２８が存在しているので、振動が水平方向に
伝えられる超音波溶接においては、この空間２８により
隣接する突条２７間に超音波が伝わらず、振動の漏れを
防ぐ役割を果たしているためと考えられる。This is because each adjacent ridge 2 of the pressing jig 26
In the ultrasonic welding in which vibration is transmitted in the horizontal direction since the space 28 is present between the ridges 7, the ultrasonic wave is not transmitted between the adjacent ridges 27 due to the space 28, and serves to prevent the leakage of vibration. It is thought that there is.
【００３１】（参考例） なお、参考例として、押圧治具で固定する側の被溶接物
が、長手帯状の基部から垂直に６本の帯状が分岐し、そ
の帯状は、左から３列のものはその幅と基部からの突出
量が互いに等しく、残りの３列のものもその幅と基部か
らの突出量は互いに等しいが、最初の３列のものより、
その突出量と幅が小さくなっている等厚板状体のものを
挙げる。 REFERENCE EXAMPLE As a reference example, the work to be welded on the side fixed by the pressing jig has six strips vertically branched from the base of the long strip.
The three rows from the left have a width and a protrusion from the base
The amount is equal to each other, and the remaining three rows also have their width and base
Their protrusion amounts are equal to each other, but from the first three rows,
Thick plate-shaped objects whose protrusion amount and width are small
I will.
【００３２】[0032]
【００３３】被溶接物がこのような形状の場合には、６
つの帯状の、押圧位置で仕切られる溶接点の存在する側
（溶接ヘッド当接側）の体積が、従ってその表面積が互
いに等しくなるような位置にするには、最初の３列と残
りの３列では、帯状の幅寸法も先端の位置も異なるの
で、押圧位置が前記実施形態の被溶接物の場合と違って
一直線上に並ばず、最初の３列の組と残りの３列の組で
は押圧位置が段違いになる。If the workpiece has such a shape , 6
One of the band-shaped, to volume, thus such that its surface area is equal to each other <br/> physician positions of existing side welding point partitioned by pressing position location (welding head abutting side), the first three columns and the remaining three rows, the width of the band-shaped also varies the position of the previous end, not line up on a straight line pressing position location is unlike the case of the welding of the embodiment, the first 3 The pressing position is different between the row set and the remaining three row sets.
【００３４】従って、このような押圧位置を押さえる治
具は、その平面形状が、最初の３列の組から残りの３列
の組に移り変わる位置で進路変更する鍵型のようなもの
になる。[0034] Therefore, the jig for holding such a pressing position location
Ingredients has a plane shape, something like a key type for diverting at positions transitory from the set of the uppermost first three columns in the remaining three rows of pairs.
【００３５】[0035]
【発明の効果】以上説明したように、この発明によれ
ば、一方の被溶接物が複数の分岐を有し、各分岐上に溶
接点が定められたものについて、それらを他方の被溶接
物とともに一括同時溶接する場合、各溶接点間でバラツ
キのない安定した強固な接続特性を得ることができる。As described above, according to the present invention, when one of the objects to be welded has a plurality of branches and a welding point is defined on each branch, those objects are replaced with the other object to be welded. And simultaneous simultaneous welding, it is possible to obtain stable and strong connection characteristics without variation between the welding points.
【図１】実施形態で適用する被溶接物を示す斜視図FIG. 1 is a perspective view showing an object to be welded applied in an embodiment.
【図２】（ａ）に斜視図を示し、（ｂ）に正面図を示し
た第１の実施形態の図FIG. 2A is a perspective view and FIG. 2B is a front view of the first embodiment.
【図３】第２の実施形態を示す正面図FIG. 3 is a front view showing a second embodiment.
【図４】抵抗溶接を示す模式図FIG. 4 is a schematic view showing resistance welding.
【図５】従来例を示す斜視図FIG. 5 is a perspective view showing a conventional example.
【図６】被溶接物を示す斜視図FIG. 6 is a perspective view showing an object to be welded;
１ 基部 ２ 帯状 ３ 先端 ４ 溶接点 ５ 押圧位置 ６ 板（治具） １０ バスバー Reference Signs List 1 base 2 strip 3 tip 4 welding point 5 pressing position 6 plate (jig) 10 busbar
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平９−232013（ＪＰ，Ａ) 特表 平７−505836（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) B23K 20/10 H01R 4/02 H01R 43/02 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-9-232013 (JP, A) JP-A-7-505836 (JP, A) (58) Fields surveyed (Int. Cl. 7 , DB name) B23K 20/10 H01R 4/02 H01R 43/02
Claims (3)
部とそれから分岐する複数の分岐部を有しており、各分
岐部の所定の位置を溶接点とし、これら複数の溶接点を
連ねる形でその分岐部上に他方の被溶接物を載置し、両
被溶接物を前記溶接点上で溶接台と溶接ヘッドの間に挟
み込み、溶接ヘッドで押圧して複数の溶接点を一括して
溶接する超音波溶接装置において、 溶接時、溶接ヘッドによる加圧とは別に、前記一方の被
溶接物の分岐部表面の所定の位置で溶接台との間で押圧
し、その押圧位置は、その位置で仕切られる各溶接ヘッ
ド当接側同士の体積が互いに等しくなるような位置とし
た押圧手段を備えたことを特徴とする超音波溶接装置。1. One of the objects to be welded has a base having a predetermined shape and a plurality of branch portions branched from the base, and a predetermined position of each branch portion is set as a welding point. The other workpiece is placed on the branch portion in a continuous manner, the two workpieces are sandwiched between the welding table and the welding head on the welding point, and pressed by the welding head to collectively weld a plurality of welding points. In an ultrasonic welding apparatus for welding by welding, apart from pressurization by a welding head during welding, a pressure is applied to a predetermined position on a surface of a branch portion of the one workpiece with a welding table, and the pressing position is An ultrasonic welding device comprising a pressing means positioned so that the volumes of the welding head contact sides partitioned at the position are equal to each other.
部とそれから分岐する複数の分岐部を有しており、各分
岐部の所定の位置を溶接点とし、これら複数の溶接点を
連ねる形でその分岐部上に他方の被溶接物を載置し、両
被溶接物を前記溶接点上で溶接台と溶接ヘッドの間に挟
み込み、溶接ヘッドで押圧して複数の溶接点を一括して
溶接する超音波溶接法において、 溶接時、溶接ヘッドによる加圧とは別に、前記一方の被
溶接物を、その分岐部表面の所定の位置において押圧手
段で溶接台に押圧し、その押圧位置は、その位置で仕切
られる各溶接ヘッド当接側同士の体積が互いに等しくな
るような位置にすることを特徴とする超音波溶接法。2. One of the objects to be welded has a base part having a predetermined shape and a plurality of branch parts branched from the base part. A predetermined position of each branch part is defined as a welding point, and these plurality of welding points are defined. The other workpiece is placed on the branch portion in a continuous manner, the two workpieces are sandwiched between the welding table and the welding head on the welding point, and pressed by the welding head to collectively weld a plurality of welding points. In the ultrasonic welding method, the one of the objects to be welded is pressed against a welding table by a pressing means at a predetermined position on the surface of the branch portion, separately from pressing by a welding head during welding. The ultrasonic welding method is characterized in that the position is set so that the volumes of the welding head contact sides partitioned at the position are equal to each other.
用したことを特徴とする請求項２に記載の超音波溶接
法。3. The ultrasonic welding method according to claim 2, wherein a bus bar is applied as said one workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16991996A JP3167927B2 (en) | 1996-06-28 | 1996-06-28 | Ultrasonic welding equipment and welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16991996A JP3167927B2 (en) | 1996-06-28 | 1996-06-28 | Ultrasonic welding equipment and welding method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH106041A JPH106041A (en) | 1998-01-13 |
| JP3167927B2 true JP3167927B2 (en) | 2001-05-21 |
Family
ID=15895392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16991996A Expired - Fee Related JP3167927B2 (en) | 1996-06-28 | 1996-06-28 | Ultrasonic welding equipment and welding method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3167927B2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5562733B2 (en) * | 2010-06-16 | 2014-07-30 | 東芝三菱電機産業システム株式会社 | Member joining method |
| DE102010060767A1 (en) * | 2010-08-18 | 2012-02-23 | Schunk Sonosystems Gmbh | Method and arrangement for welding electrical conductors |
| CN102581532B (en) * | 2011-11-30 | 2014-04-30 | 歌尔声学股份有限公司 | Weld line pressure plate |
| JP6417773B2 (en) * | 2014-08-01 | 2018-11-07 | 日産自動車株式会社 | Busbar joining structure and busbar joining method |
| CN104259716B (en) * | 2014-09-19 | 2015-10-28 | 常熟泓淋电子有限公司 | Be suitable for the wire bonds clamp structure that weldering welding is dragged in tin scraping |
-
1996
- 1996-06-28 JP JP16991996A patent/JP3167927B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH106041A (en) | 1998-01-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3003917B2 (en) | Ultrasonic welding method | |
| EP2176027B1 (en) | Ultrasonic joining method using a flat end face of chip provided with straight grooves | |
| US3252203A (en) | Welding process | |
| CA2449959A1 (en) | Method for conductively connecting first and second electrical conductors | |
| JP3147749B2 (en) | Ultrasonic welding method | |
| JP3167927B2 (en) | Ultrasonic welding equipment and welding method | |
| ATE410802T1 (en) | METHOD AND DEVICE FOR CONNECTING CONDUCTORS | |
| US6770833B2 (en) | Micro-welding electrode | |
| US11101576B2 (en) | Method for joining two or more electrical conductors, device for joining two or more electrical conductors, and electrical connection between two or more conductors | |
| JP3234520B2 (en) | Ultrasonic welding equipment | |
| JPS63250082A (en) | Manufacture of flexible connection terminal composed of laminated thin plate conductors | |
| JPH0982375A (en) | Electric wire connecting method | |
| JP3395373B2 (en) | Wire splice structure | |
| JPH11221682A (en) | Method and device for ultrasonic joining of metallic foil | |
| JPH10211590A (en) | Ultrasonic welding | |
| JPS59209045A (en) | Manufacture of field coil | |
| CN112531360A (en) | Terminal assembly and preparation method thereof | |
| EP0911108A1 (en) | Flash butt welding device | |
| JPH0982376A (en) | Electric wire connecting method | |
| JP3313062B2 (en) | Busbar structure of electrical junction box | |
| JPS6014480A (en) | Connection structure of solar cell element | |
| CN216488531U (en) | Shape memory alloy wire fixing end and fixing product | |
| CN214227160U (en) | Terminal assembly | |
| JPH0722149A (en) | Method and device for connecting electric wire | |
| JP2004136292A (en) | Earth connection device for electric welder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080309 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090309 Year of fee payment: 8 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100309 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100309 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110309 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120309 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130309 Year of fee payment: 12 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140309 Year of fee payment: 13 |
|
| LAPS | Cancellation because of no payment of annual fees |