JP3077909B2 - Terminal structure of connector - Google Patents
Terminal structure of connectorInfo
- Publication number
- JP3077909B2 JP3077909B2 JP02043311A JP4331190A JP3077909B2 JP 3077909 B2 JP3077909 B2 JP 3077909B2 JP 02043311 A JP02043311 A JP 02043311A JP 4331190 A JP4331190 A JP 4331190A JP 3077909 B2 JP3077909 B2 JP 3077909B2
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- frame
- terminal insertion
- opening
- insertion hole
- 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 - Lifetime
Links
Landscapes
- Manufacturing Of Electrical Connectors (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Connecting Device With Holders (AREA)
Description
【発明の詳細な説明】 ［産業上の利用分野］ 本発明は、ICソケット、コネクタなどの接続具の端子
構造に関するものである。The present invention relates to a terminal structure of a connector such as an IC socket and a connector.
［従来の技術］ 従来、ICソケット（DIP型）の端子構造は、第６図な
いし第８図に示すように、方形に形成され端子挿入孔２
が列設された合成樹脂よりなるフレーム１と、ピン受け
部3aと端子部3bとを有し上記端子挿入孔２の開口部2aに
嵌合される合成樹脂よりなる嵌合部４が中央部に一体成
型された端子金具３とで構成され、各端子挿入孔２にそ
れぞれ挿入された端子金具３の嵌合部４を端子挿入孔２
の開口部2aに超音波溶着して形成されていた。図中、2b
はピン挿入用の開口である。[Prior Art] Conventionally, a terminal structure of an IC socket (DIP type) is formed in a rectangular shape as shown in FIGS.
A frame 1 made of a synthetic resin in which is arranged in a row, a fitting portion 4 made of a synthetic resin having a pin receiving portion 3a and a terminal portion 3b and fitted into the opening 2a of the terminal insertion hole 2 is formed at a central portion. And the fittings 4 of the terminal fittings 3 respectively inserted into the respective terminal insertion holes 2.
Was formed by ultrasonic welding in the opening 2a. In the figure, 2b
Is an opening for pin insertion.
［発明が解決しようとする課題］ しかしながら、上述の従来例にあっては、第７図に示
すように、フレーム１に形成されている丸孔よりなる端
子挿入孔２の開口部2aに略同一形状（円柱状）の嵌合部
４を嵌合し、超音波溶着を行うようになっており、この
場合、超音波溶着時に発生する溶けばりの収容スペース
が存在しないので、第８図に示すように、フレームの長
手方向および幅方向にふくれ（例えば、Ｘ部分）やクラ
ックが発生し、形状不良が発生するという問題があっ
た。[Problem to be Solved by the Invention] However, in the above-mentioned conventional example, as shown in FIG. 7, the opening 2a of the terminal insertion hole 2 formed of a round hole formed in the frame 1 is substantially the same. The shape (columnar) fitting portion 4 is fitted and ultrasonic welding is performed. In this case, there is no space for accommodating the burrs generated at the time of ultrasonic welding. As described above, there has been a problem that blisters (for example, X portions) and cracks occur in the longitudinal direction and the width direction of the frame, and a shape defect occurs.
本発明は上記の点に鑑みて為されたものであり、その
目的とするところは、フレームの長手方向あるいは幅方
向にふくれやクラックが発生することがなく、形状不良
が発生することがない接続具の端子構造を提供すること
にある。The present invention has been made in view of the above points, and an object of the present invention is to provide a connection that does not generate blisters or cracks in the longitudinal direction or width direction of the frame and does not cause shape defects. It is to provide a terminal structure of the tool.
［課題を解決するための手段］ 本発明の接続具の端子構造は、端子挿入孔が列設され
た合成樹脂よりなるフレームと、ピン受け部と端子部と
を有し上記端子挿入孔の開口部に嵌合される合成樹脂よ
りなる嵌合部が中央部に一体成型されるとともに、端子
挿入孔に挿入された嵌合部を端子挿入孔の開口部に超音
波溶着することにより前記フレームに溶着される端子金
具とで構成され、各端子挿入孔の開口部の内面と、嵌合
部の外周面との間に超音波溶着時に発生する溶けばりの
収容スペースがフレームの長手方向および幅方向に形成
されるような形状に嵌合部を形成したものである。Means for Solving the Problems The terminal structure of the connector according to the present invention has a frame made of synthetic resin in which terminal insertion holes are arranged, a pin receiving portion and a terminal portion, and an opening of the terminal insertion hole. A fitting portion made of a synthetic resin fitted to the portion is integrally molded with the center portion, and the fitting portion inserted into the terminal insertion hole is ultrasonically welded to the opening of the terminal insertion hole to form a frame on the frame. A terminal fitting to be welded is formed, and a space for accommodating a welding flash generated at the time of ultrasonic welding between the inner surface of the opening of each terminal insertion hole and the outer peripheral surface of the fitting portion is formed in the longitudinal direction and the width direction of the frame. The fitting portion is formed in such a shape as to be formed as shown in FIG.
［作 用］ 本発明は上述のように構成されており、合成樹脂より
なるフレームに列設された端子挿入孔にそれぞれ挿入さ
れた端子金具の合成樹脂よりなる嵌合部を、端子挿入孔
の開口部に超音波溶着して成る接続具の端子構造におい
て、各端子挿入孔の開口部の内面と、嵌合部の外周面と
の間に超音波溶着時に発生する溶けばりの収容スペース
がフレームの長手方向および幅方向に形成されるような
形状に嵌合部を形成したものであり、超音波溶着時に発
生する溶けばりが収納スペースに収容され、フレームの
長手方向あるいは幅方向にふくれやクラックが発生する
ことがなく、形状不良が発生することがないようになっ
ている。また、ふくれやクラックが発生するフレームの
長手方向および幅方向に溶けばりの収容スペースを設
け、その他の部分には収容スペースを設けないようにす
ることで、端子挿入孔の開口部へ嵌合部を強固に嵌合さ
せることができる。[Operation] The present invention is configured as described above, and fits the fitting portions made of synthetic resin of the terminal fittings respectively inserted into the terminal insertion holes arranged in the frame made of synthetic resin. In the terminal structure of the connector, which is ultrasonically welded to the opening, the space for accommodating the fusion burrs generated at the time of ultrasonic welding between the inner surface of the opening of each terminal insertion hole and the outer peripheral surface of the fitting portion is a frame. The fitting part is formed in such a shape as to be formed in the longitudinal direction and the width direction of the frame, and the burrs generated during ultrasonic welding are accommodated in the storage space, and blisters and cracks are formed in the longitudinal direction or the width direction of the frame. Is not generated, and a shape defect is not generated. In addition, by providing a space for accommodating the burrs in the longitudinal direction and the width direction of the frame in which blisters and cracks occur, and by not providing a space for accommodating other portions, the fitting portion can be fitted into the opening of the terminal insertion hole. Can be firmly fitted.
［実施例］ 第１図は本発明一実施例を示すもので、端子挿入孔２
が列設された合成樹脂よりなるフレーム１と、ピン受け
部3aと端子部3bとを有し上記端子挿入孔２の開口部2aに
嵌合される合成樹脂よりなる嵌合部４が中央部に一体成
型された端子金具３とで構成され、各端子挿入孔２にそ
れぞれ挿入された端子金具３の嵌合部４を端子挿入孔２
の開口部2aに超音波溶着して成る従来例と同様の接続具
の端子構造において、各端子挿入孔２の開口部2aの内面
と、嵌合部４の外周面との間に超音波溶着時に発生する
溶けばりの収容スペース７が適宜形成されるような形状
に嵌合部４を形成したものである。実施例にあっては、
端子挿入孔２を丸孔とし、この端子挿入孔２の開口部2a
に嵌合される嵌合部４を角を丸めた四角柱状に形成して
おり、嵌合部４の外周面の平坦部分に収容スペース７が
形成されるようにしている。なお、嵌合部４の平坦部分
をフレームの外面と平行にして、収容スペース７を幅方
向および長手方向に形成するほうが良い。FIG. 1 shows an embodiment of the present invention, in which a terminal insertion hole 2 is provided.
A frame 1 made of a synthetic resin in which is arranged in a row, a fitting portion 4 made of a synthetic resin having a pin receiving portion 3a and a terminal portion 3b and fitted into the opening 2a of the terminal insertion hole 2 is formed at a central portion. And the fittings 4 of the terminal fittings 3 respectively inserted into the respective terminal insertion holes 2.
In the terminal structure of the connector similar to the conventional example, which is ultrasonically welded to the opening 2a, the ultrasonic welding is performed between the inner surface of the opening 2a of each terminal insertion hole 2 and the outer peripheral surface of the fitting portion 4. The fitting portion 4 is formed in such a shape that a space 7 for accommodating the burrs generated at the time is appropriately formed. In the embodiment,
The terminal insertion hole 2 is a round hole, and the opening 2a of the terminal insertion hole 2 is formed.
The fitting part 4 to be fitted into the fitting part 4 is formed in a quadrangular prism shape with rounded corners, so that the accommodation space 7 is formed in a flat part on the outer peripheral surface of the fitting part 4. It is better to make the flat part of the fitting part 4 parallel to the outer surface of the frame and form the accommodation space 7 in the width direction and the longitudinal direction.
いま、超音波溶着時において発生する溶けばりは、端
子挿入孔２の開口部2aの内面と嵌合部４の外周面との間
に形成される（フレーム１の長手方向および幅方向に形
成される）収容スペース７に吸収されるようになってお
り、ふくれやクラックの発生を防止することができる。
また、溶着体積を大きくすることができ、溶着強度、シ
ール性の向上が図れるとともに、溶けばりが均一になっ
てばり切れ、はみ出しを防止できる。The burrs generated during the ultrasonic welding are formed between the inner surface of the opening 2a of the terminal insertion hole 2 and the outer peripheral surface of the fitting portion 4 (formed in the longitudinal direction and the width direction of the frame 1). ) Is absorbed in the accommodation space 7, and the occurrence of blisters and cracks can be prevented.
In addition, the welding volume can be increased, the welding strength and the sealing property can be improved, and the fusion can be uniform and the burrs can be prevented from breaking out and protruding.
第２図は他の実施例を示すもので、嵌合部の一方の半
分（フレーム１の外面側）を四角柱状とし、他方の半分
を円柱状としたものである。FIG. 2 shows another embodiment, in which one half (the outer surface side of the frame 1) of the fitting portion has a quadrangular prism shape, and the other half has a cylindrical shape.
第３図および第４図は端子金具３の製造工程を示すも
ので、第３図に示すように、ピン受け部3aを構成する受
け片3a1〜3a4を展開した状態で形成し、この受け片3a1
〜3a4を第４図に示すように折り曲げてピン受け部３が
形成されるようにしている。ここに、斜線部分で示す連
結片8a,8bは列設形成される多数の端子金具３を連結す
るものであり、超音波溶着後に切除される。なお、第５
図はピン受け部分3aの拡大断面図を示すものである。FIGS. 3 and 4 is intended to show the process of manufacturing the terminal fitting 3, as shown in FIG. 3, formed in a developed state of a receiving piece 3a 1 to 3 A 4 constituting the pin receiving portion 3a, the Receiver 3a 1
3a 4 are bent as shown in FIG. 4 so that the pin receiving portion 3 is formed. Here, the connecting pieces 8a and 8b indicated by oblique lines connect a large number of terminal fittings 3 arranged in a row, and are cut off after ultrasonic welding. The fifth
The figure shows an enlarged sectional view of the pin receiving portion 3a.
［発明の効果］ 本発明は上述のように構成されており、合成樹脂より
なるフレームに列設された端子挿入孔にそれぞれ挿入さ
れた端子金具の合成樹脂よりなる嵌合部を、端子挿入孔
の開口部に超音波溶着して成る接続具の端子構造におい
て、各端子挿入孔の開口部の内面と、嵌合部の外周面と
の間に超音波溶着時に発生する溶けばりの収容スペース
がフレームの長手方向および幅方向に形成されるような
形状に嵌合部を形成したものであり、超音波溶着時に発
生する溶けばりが収納スペースに収容され、フレームの
長手方向あるいは幅方向にふくれやクラックが発生する
ことがなく、形状不良が発生することがないという効果
がある。また、ふくれやクラックが発生するフレームの
長手方向および幅方向に溶けばりの収容スペースを設
け、その他の部分には収容スペースを設けないようにす
ることで、端子挿入孔の開口部へ嵌合部を強固に嵌合さ
せることができる。[Effect of the Invention] The present invention is configured as described above, and the fitting portions made of synthetic resin of the terminal fittings respectively inserted into the terminal insertion holes arranged in the frame made of synthetic resin are inserted into the terminal insertion holes. In the terminal structure of the connector formed by ultrasonic welding to the opening of the terminal, the space for accommodating the fusion burrs generated at the time of ultrasonic welding is formed between the inner surface of the opening of each terminal insertion hole and the outer peripheral surface of the fitting portion. The fitting part is formed in a shape that is formed in the longitudinal direction and the width direction of the frame, and the burrs generated during ultrasonic welding are accommodated in the storage space, and blisters are generated in the longitudinal direction or the width direction of the frame. There is an effect that cracks do not occur and shape defects do not occur. In addition, by providing a space for accommodating the burrs in the longitudinal direction and the width direction of the frame in which blisters and cracks occur, and by not providing a space for accommodating other portions, the fitting portion can be fitted into the opening of the terminal insertion hole. Can be firmly fitted.
第１図は本発明一実施例の要部下面図、第２図は他の実
施例の要部下面図、第３図および第４図は同上の端子金
具の製造工程を示す図であって、第３図（ａ）は正面
図、第３図（ｂ）は第３図（ａ）のＡ−Ｂ線断面図、第
３図（ｃ）は上面図、第４図（ａ）は正面図、第４図
（ｂ）は第４図（ａ）のＡ−Ｂ線断面図、第４図（ｃ）
は上面図、第４図（ｄ）は第４図（ｃ）のＣ−Ｄ線断面
図、第５図は第４図（ｂ）のＥ−Ｆ線拡大断面図、第６
図（ａ）は従来例の上面図、第６図（ｂ）は第６図
（ａ）のＵ−Ｖ線断面図、第６図（ｃ）は第６図（ａ）
のＷ−Ｘ線断面図、第６図（ｄ）は同上の下面図、第６
図（ｅ）は第６図（ａ）のＹ−Ｚ線断面図、第７図は同
上の要部下面図、第８図は同上の要部断面図である。 １はフレーム、２は端子挿入孔、2aは開口部、３は端子
金具、3aはピン受け部、3b端子部、４は嵌合部、７は収
容スペースである。FIG. 1 is a bottom view of a main part of one embodiment of the present invention, FIG. 2 is a bottom view of a main part of another embodiment, and FIGS. 3 and 4 are views showing a manufacturing process of the terminal fitting of the embodiment. 3 (a) is a front view, FIG. 3 (b) is a sectional view taken along the line AB in FIG. 3 (a), FIG. 3 (c) is a top view, and FIG. 4 (a) is a front view. FIG. 4 (b) is a sectional view taken along the line AB in FIG. 4 (a), and FIG. 4 (c).
4 (d) is a cross-sectional view taken along line CD of FIG. 4 (c), FIG. 5 is an enlarged cross-sectional view taken along line EF of FIG. 4 (b), and FIG.
6A is a top view of the conventional example, FIG. 6B is a cross-sectional view taken along the line UV in FIG. 6A, and FIG. 6C is FIG. 6A.
FIG. 6D is a cross-sectional view taken along the line W-X of FIG.
6 (e) is a sectional view taken along line YZ of FIG. 6 (a), FIG. 7 is a bottom view of the same main part, and FIG. 8 is a sectional view of the same main part. 1 is a frame, 2 is a terminal insertion hole, 2a is an opening, 3 is a terminal fitting, 3a is a pin receiving part, 3b terminal part, 4 is a fitting part, and 7 is an accommodation space.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 竹山 英俊 大阪府門真市大字門真1048番地 松下電 工株式会社内 (56)参考文献 特開 昭62−221526（ＪＰ，Ａ) 実開 平１−172271（ＪＰ，Ｕ) 実開 昭63−179117（ＪＰ，Ｕ) ──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Hidetoshi Takeyama 1048 Odakadoma, Kadoma, Osaka Prefecture Inside Matsushita Electric Works, Ltd. (56) References JP-A-62-221526 (JP, A) (JP, U) Japanese Utility Model Showa 63-179117 (JP, U)
Claims (1)
フレームと、ピン受け部と端子部とを有し上記端子挿入
孔の開口部に嵌合される合成樹脂よりなる嵌合部が中央
部に一体成型されるとともに、端子挿入孔に挿入された
嵌合部を端子挿入孔の開口部に超音波溶着することによ
り前記フレームに溶着される端子金具とで構成され、各
端子挿入孔の開口部の内面と、嵌合部の外周面との間に
超音波溶着時に発生する溶けばりの収納スペースが前記
フレームの長手方向および幅方向に形成されるような形
状に嵌合部を形成したことを特徴とする接続具の端子構
造。1. A frame made of synthetic resin having terminal insertion holes arranged in a row, and a fitting portion made of synthetic resin having a pin receiving portion and a terminal portion and fitted into an opening of the terminal insertion hole. Each of the terminal insertion holes is formed integrally with the center portion, and the terminal fitting is welded to the frame by ultrasonically welding the fitting portion inserted into the terminal insertion hole to the opening of the terminal insertion hole. The fitting portion is formed in such a shape that a storage space for a fusion beam generated during ultrasonic welding is formed in the longitudinal direction and the width direction of the frame between the inner surface of the opening and the outer peripheral surface of the fitting portion. A terminal structure of a connector, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP02043311A JP3077909B2 (en) | 1990-02-23 | 1990-02-23 | Terminal structure of connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP02043311A JP3077909B2 (en) | 1990-02-23 | 1990-02-23 | Terminal structure of connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03246876A JPH03246876A (en) | 1991-11-05 |
| JP3077909B2 true JP3077909B2 (en) | 2000-08-21 |
Family
ID=12660258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP02043311A Expired - Lifetime JP3077909B2 (en) | 1990-02-23 | 1990-02-23 | Terminal structure of connector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3077909B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5352125A (en) * | 1993-01-08 | 1994-10-04 | Molex Incorporated | Anti-wicking electrical connector |
| JP3383455B2 (en) * | 1995-02-10 | 2003-03-04 | 正顯 松井 | Method of joining magnetic head element to support beam |
| JP4832567B2 (en) * | 2009-12-22 | 2011-12-07 | 正▲うえ▼精密工業股▲ふん▼有限公司 | Terminal assembly and manufacturing method thereof |
-
1990
- 1990-02-23 JP JP02043311A patent/JP3077909B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03246876A (en) | 1991-11-05 |
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