JP2001014960A - Method of pressure connecting electric wire to pressure connected terminal - Google Patents
Method of pressure connecting electric wire to pressure connected terminalInfo
- Publication number
- JP2001014960A JP2001014960A JP11181547A JP18154799A JP2001014960A JP 2001014960 A JP2001014960 A JP 2001014960A JP 11181547 A JP11181547 A JP 11181547A JP 18154799 A JP18154799 A JP 18154799A JP 2001014960 A JP2001014960 A JP 2001014960A
- Authority
- JP
- Japan
- Prior art keywords
- electric wire
- press
- terminal
- pressure
- wire
- 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
Landscapes
- Manufacturing Of Electrical Connectors (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、ワイヤーハーネ
スの製造における圧接端子への電線圧接方法に関するも
のである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for press-fitting an electric wire to a press-connecting terminal in the manufacture of a wire harness.
【０００２】[0002]
【従来の技術】従来の圧接端子への電線圧接方法の一例
を、図５に基づいて説明する。この方法では、調尺送り
ローラ５０により送り出された電線ａの端部を電線チャ
ック５１で把持し、この電線チャック５１を１８０°旋
回させてコネクタＣに装填された圧接端子Ｔの上方に位
置づけ、カット刃５２で電線ａの先端を定位置でカット
すると同時に、電線センタリング５３で電線ａの位置決
めをし、電線ａより大径の間隙５４を有する圧接ガイド
５５を圧接端子Ｔまで下降させ、電線ａを圧接刃５６に
より押し下げ、間隙５４を介して圧接端子Ｔに圧入す
る。この圧入により電線ａの被覆が切断され、電線ａの
芯線が圧接端子Ｔに接触する。2. Description of the Related Art An example of a conventional method of pressing an electric wire to a press contact terminal will be described with reference to FIG. In this method, the end of the electric wire a sent out by the scale feed roller 50 is gripped by the electric wire chuck 51, and the electric wire chuck 51 is turned by 180 ° to be positioned above the press contact terminal T loaded in the connector C, At the same time that the tip of the wire a is cut at a fixed position by the cutting blade 52, the wire a is positioned by the wire centering 53, and the press-contact guide 55 having a gap 54 larger in diameter than the wire a is lowered to the press-contact terminal T. Is pressed down by the press contact blade 56 and press-fitted into the press contact terminal T via the gap 54. By this press-fitting, the coating of the electric wire a is cut, and the core wire of the electric wire a comes into contact with the press contact terminal T.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、上記の
ような方法では、圧接端子Ｔの内径以上の径をもつ電線
ａは圧接できず、また、それ以下の径の電線ａでも、圧
接端子Ｔの側壁と電線ａとが衝突して、安定した圧接が
できないことがあった。However, in the above-described method, the electric wire a having a diameter larger than the inner diameter of the press contact terminal T cannot be press-welded. In some cases, the side wall and the electric wire a collided, and stable pressure welding could not be performed.
【０００４】そこで、この発明は、端子内径以上の径を
もつ電線の圧接を可能とし、端子側壁と電線との衝突に
よる電線外傷及び端子変形を防止することを課題とす
る。Accordingly, an object of the present invention is to make it possible to press-connect an electric wire having a diameter larger than the inner diameter of a terminal, and to prevent electric wire damage and terminal deformation due to collision between the terminal side wall and the electric wire.
【０００５】[0005]
【課題を解決するための手段】上記課題を解決するた
め、この発明は、電線チャックで把持した電線を圧接端
子の上方まで搬送し、圧接端子に被せた圧接ガイドの間
隙内で電線を圧接刃により押し下げて圧接端子に圧入す
る圧接端子への電線圧接方法において、前記圧接ガイド
の間隙を、その下部内径が電線外径よりも小さくなる下
窄まりのテーパ形状とし、この間隙を介して電線を圧接
端子に圧入することとしたのである。In order to solve the above-mentioned problems, the present invention conveys an electric wire gripped by an electric wire chuck to a position above a press contact terminal, and presses the electric wire within a gap of a press contact guide covering the press contact terminal. In the method of press-fitting an electric wire to a press-connecting terminal which is pressed down and press-fitted into the press-connecting terminal, the gap of the press-fitting guide has a tapered shape of a constriction in which the lower inner diameter is smaller than the outer diameter of the wire, and the electric wire is passed through this gap. It was decided to press fit into the press contact terminal.
【０００６】このような形状の間隙内で電線を押し下げ
ると、電線が端子側壁に衝突することなく、縦長に変形
しつつ端子に押し込まれるので、端子内径以上の径をも
つ電線でも端子に圧接することができ、電線の外傷や端
子の変形も防止される。When the electric wire is pushed down in the gap having such a shape, the electric wire is pushed into the terminal while being deformed vertically without colliding with the terminal side wall, so that even the electric wire having a diameter larger than the terminal inner diameter is pressed against the terminal. This can prevent the wire from being damaged and the terminals from being deformed.
【０００７】なお、前記圧接ガイドの上方に前記電線チ
ャックと連動する電線ガイドを位置づけ、この電線ガイ
ドの間隙を前記圧接ガイドの間隙と連続させ、前記電線
ガイドの間隙から圧接ガイドの間隙へ電線を送り込むよ
うにすると、電線先端の位置振れが電線ガイドで矯正さ
れ、電線が確実に圧接端子に圧入される。A wire guide interlocking with the wire chuck is positioned above the pressure welding guide, the gap of the wire guide is made continuous with the gap of the pressure welding guide, and the wire is moved from the gap of the wire guide to the gap of the pressure welding guide. When the wire is fed, the positional deviation of the tip of the electric wire is corrected by the electric wire guide, and the electric wire is securely pressed into the press contact terminal.
【０００８】[0008]
【発明の実施の形態】以下、この発明の一実施形態を添
付図面に基づいて説明する。ここで使用する電線圧接装
置は、図１に示すように、パレット送り部１、電線供給
部２、電線セット部３及び圧接ヘッド部４を備えてい
る。An embodiment of the present invention will be described below with reference to the accompanying drawings. As shown in FIG. 1, the wire pressure welding device used here includes a pallet feeding unit 1, a wire supply unit 2, a wire setting unit 3, and a pressure welding head unit 4.
【０００９】パレット送り部１は、複数のコネクタＣを
並置したパレットＰをガイドレール１０に沿って移動さ
せ、所定の位置に位置づけるものである。コネクタＣに
は、前工程において圧接端子Ｔが装填されている。The pallet feeding section 1 moves a pallet P on which a plurality of connectors C are juxtaposed along a guide rail 10 and positions the pallet at a predetermined position. The press contact terminal T is loaded on the connector C in the previous step.
【００１０】電線供給部２は、上下に並列した電線ａの
うち、所要のものを昇降体２０の昇降に伴い対の挟持ロ
ーラ２１のレベルに位置づけ、その電線ａをローラ２１
の回転に伴い所要長送り出すものである。昇降体２０の
前方には、送り出した電線ａの後端をカットするカット
刃２２が設けられている。The electric wire supply unit 2 positions a required one of the electric wires a vertically arranged at the level of the pair of holding rollers 21 as the elevating body 20 moves up and down.
The required length is fed with the rotation of. In front of the elevating body 20, a cutting blade 22 for cutting the rear end of the sent out electric wire a is provided.
【００１１】電線セット部３は、同時に逆方向に旋回す
る２本の旋回アーム３０、３１の先端部にそれぞれ設け
たＡ端チャック３２及びＢ端チャック３３で電線ａの先
端及び後端を把持し、これらのアーム３０、３１の旋回
に伴い、電線ａの各端を圧接ヘッド部４に搬送するもの
である。The electric wire setting section 3 grips the leading end and the rear end of the electric wire a by the A-end chuck 32 and the B-end chuck 33 provided at the distal ends of the two revolving arms 30 and 31 which simultaneously rotate in opposite directions. Each end of the electric wire a is conveyed to the press-contact head section 4 with the turning of the arms 30 and 31.
【００１２】前記各チャック３２、３３はそれぞれチャ
ック保持部３４、３５に備えられ、Ｂ端チャック３３は
アーム３１が旋回しても常に同じ方向を向くようになっ
ている。各チャック保持部３４、３５には電線ガイド３
６が上下動可能に設けられ、この電線ガイド３６は、電
線ａの外径より大きい内径の間隙３７により電線ａをフ
リーな状態で案内する（図２参照）。The chucks 32 and 33 are provided on chuck holding portions 34 and 35, respectively, and the B-end chuck 33 always faces in the same direction even when the arm 31 rotates. Each of the chuck holders 34 and 35 has an electric wire guide 3
The wire guide 36 is provided so as to be vertically movable, and the wire guide 36 guides the wire a in a free state through a gap 37 having an inner diameter larger than the outer diameter of the wire a (see FIG. 2).
【００１３】圧接ヘッド部４は、モータ４０によりねじ
軸４１を回転させ、このねじ軸４１に螺合する昇降杆４
２の下降に伴い、Ａ端チャック３２又はＢ端チャック３
３を押し下げると共に、昇降杆４２の下端に設けた圧接
刃４３を下降させるように構成されている。圧接刃４３
の後方には、電線ａの先端を所定の位置でカットするカ
ット刃４４が設けられている。The press-contact head section 4 rotates a screw shaft 41 by a motor 40, and the lifting rod 4 screwed to the screw shaft 41.
2, the A-end chuck 32 or the B-end chuck 3
3, the pressing blade 43 provided at the lower end of the elevating rod 42 is lowered. Pressing blade 43
Is provided with a cutting blade 44 for cutting the tip of the electric wire a at a predetermined position.
【００１４】また、前記圧接ヘッド部４には、圧接ガイ
ド４５が昇降自在に設けられ、この圧接ガイド４５には
間隙４６が形成されている。この間隙４６は、下窄まり
のテーパ形状とされ、その下部内径は電線ａの外径より
も小さくなっている（図３参照）。Further, a press-contact guide 45 is provided on the press-contact head section 4 so as to be able to move up and down, and a gap 46 is formed in the press-contact guide 45. The gap 46 has a tapered shape of a constriction, and a lower inner diameter thereof is smaller than an outer diameter of the electric wire a (see FIG. 3).
【００１５】この圧接ヘッド部４における電線ａの圧接
に際しては、図３及び図４に示すように、まず圧接ガイ
ド４５が圧接端子Ｔに覆い被さるように下降して、圧接
端子Ｔを保持する。3 and 4, when the electric wire a is pressed by the press-contact head 4, the press-contact guide 45 is first lowered so as to cover the press-contact terminal T to hold the press-contact terminal T.
【００１６】次に、圧接刃４３の下降に同期して、電線
ａを挟んだチャック３２又は３３が電線ガイド３６と共
に下降し、電線ａは水平状態を保ったまま下降してい
く。そして、圧接ガイド４５に電線ガイド３６が当接す
ると、この時点で電線ガイド３６の下降は停止する。Next, in synchronization with the lowering of the press contact blade 43, the chuck 32 or 33 sandwiching the electric wire a descends together with the electric wire guide 36, and the electric wire a descends while keeping the horizontal state. When the wire guide 36 comes into contact with the press-contact guide 45, the lowering of the wire guide 36 stops at this point.
【００１７】その後、チャック３２又は３３はさらに下
降し、電線ａは圧接刃４３で押し下げられ、電線ガイド
３６の間隙３７から圧接ガイド４５の間隙４６へ移り、
間隙４６内を縦長に変形しつつ下降して圧接端子Ｔに押
し込まれる。Thereafter, the chuck 32 or 33 is further lowered, and the electric wire a is pushed down by the press contact blade 43, and moves from the gap 37 of the electric wire guide 36 to the gap 46 of the press contact guide 45.
The inside of the gap 46 is vertically elongated and deformed and pushed down into the press contact terminal T.
【００１８】このため、圧接端子Ｔの内径以上の径をも
つ電線ａでも圧接端子Ｔに圧接することができ、電線ａ
が圧接端子Ｔの側壁に衝突することもない。For this reason, even the electric wire a having a diameter larger than the inner diameter of the press contact terminal T can be pressed against the press contact terminal T, and the electric wire a
Does not collide with the side wall of the press contact terminal T.
【００１９】また、圧接ガイド４５により、電線ａの圧
入に伴って圧接端子Ｔが拡がる現象も抑制される。Further, the phenomenon that the press contact terminal T expands with the press-fitting of the electric wire a is suppressed by the press contact guide 45.
【００２０】[0020]
【発明の効果】以上のように、この発明は、電線を圧接
端子へ案内する圧接ガイドの間隙を、下部内径が電線外
径よりも小さくなる下窄まりのテーパ形状とし、その間
隙を介して電線を圧接端子に圧入することとしたので、
電線が端子側壁に衝突することなく、縦長に変形しつつ
端子に押し込まれることとなり、端子内径以上の径をも
つ電線でも端子に圧接することができ、また、電線の外
傷や端子の変形も防止される。As described above, according to the present invention, the gap of the press-contact guide for guiding the electric wire to the press-connecting terminal is tapered so that the lower inner diameter is smaller than the outer diameter of the electric wire. Since we decided to press the wire into the insulation displacement terminal,
The wire is pushed into the terminal while deforming vertically, without colliding with the terminal side wall, so even wires with a diameter larger than the terminal inner diameter can be pressed against the terminal, and also prevent wire damage and terminal deformation Is done.
【図１】この発明の実施に使用する電線圧接装置の外観
斜視図FIG. 1 is an external perspective view of an electric wire pressure welding apparatus used for carrying out the present invention.
【図２】同上の動作説明用概略斜視図FIG. 2 is a schematic perspective view for explaining the operation of the above.
【図３】同上の圧接過程を示す概略縦断正面図FIG. 3 is a schematic longitudinal sectional front view showing a pressing process of the above.
【図４】同上の圧接過程を示す概略縦断側面図FIG. 4 is a schematic longitudinal side view showing a pressing process of the above.
【図５】従来例の動作説明用概略斜視図FIG. 5 is a schematic perspective view for explaining an operation of a conventional example.
３２、３３ 電線チャック ３６ 電線ガイド ４５ 圧接ガイド ３７、４６ 間隙 ａ 電線 Ｔ 圧接端子 32, 33 Wire chuck 36 Wire guide 45 Pressure welding guide 37, 46 Gap a Wire T Pressure welding terminal
Claims (2)
の上方まで搬送し、圧接端子に被せた圧接ガイドの間隙
内で電線を圧接刃により押し下げて圧接端子に圧入する
圧接端子への電線圧接方法において、前記圧接ガイドの
間隙を、その下部内径が電線外径よりも小さくなる下窄
まりのテーパ形状とし、この間隙を介して電線を圧接端
子に圧入することを特徴とする圧接端子への電線圧接方
法。1. A method for press-fitting an electric wire to a press-contact terminal, wherein the electric wire gripped by the electric wire chuck is conveyed to a position above the press-contact terminal, and the wire is pushed down by a press-contact blade in a gap of a press-contact guide covering the press-contact terminal to press-fit the press-contact terminal. Wherein the gap between the press-contact guides is tapered so that the lower inner diameter thereof is smaller than the outer diameter of the wire, and the wires are press-fitted into the press-contact terminals via the gaps. Pressure welding method.
クと連動する電線ガイドを位置づけ、この電線ガイドの
間隙を前記圧接ガイドの間隙と連続させ、前記電線ガイ
ドの間隙から圧接ガイドの間隙へ電線を送り込むことを
特徴とする請求項１に記載の圧接端子への電線圧接方
法。2. An electric wire guide interlocking with the electric wire chuck is positioned above the press contact guide, a gap between the electric wire guide is made continuous with a gap between the press contact guides, and an electric wire is transferred from the electric wire guide to the gap between the press contact guides. The method for pressure-welding a wire to a pressure-contact terminal according to claim 1, wherein the wire is fed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18154799A JP3613078B2 (en) | 1999-06-28 | 1999-06-28 | Wire pressure contact method to pressure contact terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18154799A JP3613078B2 (en) | 1999-06-28 | 1999-06-28 | Wire pressure contact method to pressure contact terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001014960A true JP2001014960A (en) | 2001-01-19 |
| JP3613078B2 JP3613078B2 (en) | 2005-01-26 |
Family
ID=16102703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18154799A Expired - Fee Related JP3613078B2 (en) | 1999-06-28 | 1999-06-28 | Wire pressure contact method to pressure contact terminal |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3613078B2 (en) |
-
1999
- 1999-06-28 JP JP18154799A patent/JP3613078B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP3613078B2 (en) | 2005-01-26 |
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