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JPH01255182A - Seal connection method for connector - Google Patents

Seal connection method for connector

Info

Publication number
JPH01255182A
JPH01255182A JP63083907A JP8390788A JPH01255182A JP H01255182 A JPH01255182 A JP H01255182A JP 63083907 A JP63083907 A JP 63083907A JP 8390788 A JP8390788 A JP 8390788A JP H01255182 A JPH01255182 A JP H01255182A
Authority
JP
Japan
Prior art keywords
connector
end conductor
wire end
resin
sealing material
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
Application number
JP63083907A
Other languages
Japanese (ja)
Inventor
Kunio Nishihara
邦夫 西原
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP63083907A priority Critical patent/JPH01255182A/en
Publication of JPH01255182A publication Critical patent/JPH01255182A/en
Pending legal-status Critical Current

Links

Landscapes

  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
  • Insulated Conductors (AREA)

Abstract

PURPOSE:To enhance the connecting reliability of a wire end conductor with a connector and provide reasonable processes by furnishing seals, which are formed by dispersing metal powder in an organic resin having a thermal deformation temp. over 100 deg.C, between the connector and wire end conductor and in their perimeters. CONSTITUTION:When a connector is caulked to the wire end conductor of a wire harness, a sealing material formed by dispersing metal powder in an organic resin having a thermal deformation temp. over 100 deg.C is provided between the connector and wire end conductor and in their perimeters. This is achieved by a method using solvent and coating the sealing material, a method heating a thermoplastic seal material, turning it into low viscosity, and coating, and a method applying the mixture of two-liquid type thermohardening seal material. Any of them is capable of being automated on the line. The wire harness thus obtained has a good produciability and favorable connection resistance.

Description

【発明の詳細な説明】 生業よ盗上」女工 本発明は各種分野において使用されるワイヤーハーネス
のワイヤー端導体部とコネクターの接続方法に関する。
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a method of connecting a wire end conductor portion of a wire harness and a connector used in various fields.

従沸部ユ辷佇 電子機器の発達により広範囲にワイヤーを用いた接続が
行われている。特に近年接続の信頼性と脱着の容易さよ
りコネクターを用いたいわゆるワイヤーハーネスが自動
車、家電機器、産業用機器等種々の分野において使用さ
れている。通常ワイヤーハーネスはワイヤーの端部絶縁
被覆を除去し、コネクターをカシメにより接続するもの
であるが高温、高温等の環境条件によってワイヤー導体
部とコネクターとの接触点において酸化劣化を生じ接続
抵抗が上がるという問題を生じていた。しかして、信頼
性を重視する場合、対策としてコネクターをカシメた後
、更に接続部分にハンダ付けが行われるのが一般的であ
る。
Due to the development of electronic equipment, connections using wires have become widespread. Particularly in recent years, so-called wire harnesses using connectors have been used in various fields such as automobiles, home appliances, and industrial equipment due to their reliability of connection and ease of attachment and detachment. Normally, wire harnesses are made by removing the insulation coating from the ends of the wires and connecting the connectors by caulking.However, due to environmental conditions such as high temperatures, oxidation deterioration occurs at the contact point between the wire conductor and the connector, increasing the connection resistance. This caused a problem. However, when reliability is important, it is common to swage the connector and then solder the connection part as a countermeasure.

、H<”しよ゛と る1問題 現在、上記の如きハンダ付は作業は手作業にて行われて
おり、非常に生産性が低い工程となっている。特にコネ
クターが大きく熱容量が大きい場合、特に生産性の低下
を生じている。上記問題を解決すべく、種々の自動化へ
のアプローチが行われたが未だ解決するにいたっていな
い。本発明は従来技術におけるワイヤーハーネスのワイ
ヤー端導体部とコネクターの接続信頼性を高め、かつ工
程の合理化を目的としたものである。
, H In particular, this has caused a decrease in productivity.In order to solve the above problem, various approaches to automation have been made, but the problem has not been solved yet. The purpose is to improve the connection reliability of the connector and the connector, and to streamline the process.

18″t るための 本発明は、ワイヤーハーネスのワイヤー端導体部に、コ
ネクターをカシメにより接続する際、熱変形温度が10
0℃以上の有機樹脂中に金属粉を分散させたシール材を
、該コネクターと該ワイヤー端導体部間、及びその周辺
に設けることを特徴とするコネクターの接続方法、を要
旨とするものである。
In the present invention, the heat deformation temperature is 10 mm when connecting the connector to the wire end conductor part of the wire harness by caulking.
The gist of the present invention is a method for connecting a connector, characterized in that a sealing material in which metal powder is dispersed in an organic resin at a temperature of 0° C. or higher is provided between the connector and the wire end conductor and around the same. .

以下、本発明の詳細な説明する。The present invention will be explained in detail below.

本発明に用いられる有機樹脂としては、熱硬化性樹脂系
のシール材、熱可塑性樹脂系のシール材のいづれでもよ
(、又混合して用いられても構わない。例えばポリエス
テル樹脂、ポリオレフィン樹脂、アクリル樹脂、エポキ
シ樹脂、ポリイミド樹脂、ポリウレタン樹脂、フェノー
ル樹脂、塩化ビニール樹脂、メラミン樹脂、ポリエーテ
ルスルホン樹脂、ポリフェニレンサルファイド樹脂、ポ
リエーテルイミド樹脂、ポリフェニレンオキサイド樹脂
、ビスマレイミド樹脂、ビスマレイミドトリアジン樹脂
等があげられる。これら有機シール材の熱変形温度は、
100℃以上が好ましく、さらに好ましくは120 ’
C以上である。この上限はとくに制限はないが、通常4
00℃以下、好ましくは、350 ’C以下である。熱
変形温度がioo ’c未満では、過電流が流れた場合
の発熱により変形フローを生じ好ましくない。なお、本
発明において、熱変形温度とは、軟化温度又は分解温度
のうち、何れか低温度で起こる方の温度を云う。
The organic resin used in the present invention may be either a thermosetting resin sealing material or a thermoplastic resin sealing material (or a mixture may be used. For example, polyester resin, polyolefin resin, Acrylic resin, epoxy resin, polyimide resin, polyurethane resin, phenolic resin, vinyl chloride resin, melamine resin, polyether sulfone resin, polyphenylene sulfide resin, polyetherimide resin, polyphenylene oxide resin, bismaleimide resin, bismaleimide triazine resin, etc. The heat distortion temperature of these organic sealants is
Preferably 100°C or higher, more preferably 120'
C or higher. There is no particular limit to this upper limit, but it is usually 4
00°C or less, preferably 350'C or less. If the thermal deformation temperature is less than ioo'c, deformation flow occurs due to heat generation when an overcurrent flows, which is undesirable. In the present invention, the heat distortion temperature refers to the softening temperature or the decomposition temperature, whichever is lower.

本発明で用いる金属粉としては、例えば、銅粉、銀粉、
カーボン粉、真鍮粉、ステンレス粉、アルミ粉、ニッケ
ル扮、鉄粉等およびこれらの混合粉が挙げられる。用い
られるこれら金属粉の粒子径としては、特に制限はない
が、平均で0.01〜50μm程度のものが好ましい。
Examples of the metal powder used in the present invention include copper powder, silver powder,
Examples include carbon powder, brass powder, stainless steel powder, aluminum powder, nickel powder, iron powder, etc., and mixed powders thereof. The particle size of these metal powders used is not particularly limited, but it is preferably about 0.01 to 50 μm on average.

また、金属粉のを機樹脂中への含存率としては、有機樹
脂固形分および金属粉に対し、1〜85重量部が望まし
い。有機樹脂中への金属粉の分散方法は特に限定するも
のではないが、通常、ニーダ−1三本ロール、ミキサー
等を用いて行われる。
The content of metal powder in the resin is preferably 1 to 85 parts by weight based on the solid content of the organic resin and the metal powder. The method for dispersing the metal powder into the organic resin is not particularly limited, but it is usually carried out using a kneader with three rolls, a mixer, or the like.

本発明においては、有機樹脂中に金属粉を分散させたこ
れらシール材に、種々の無機フィラー、消泡剤、チクソ
性付与剤、接着性付与剤等を添加しても構わない。
In the present invention, various inorganic fillers, antifoaming agents, thixotropic agents, adhesive agents, etc. may be added to these sealing materials in which metal powder is dispersed in an organic resin.

本発明のシール材をコネクターとワイヤー端導体部間お
よびその周辺に設ける方法としては、特に限定するもの
ではないが、溶剤を用いてシール材を塗布し乾燥する方
法、熱可塑性シール材を加熱し、低粘度化して塗布する
方法、2液タイプの熱硬化性シール材を混合塗布する方
法などがあげられる。いづれにしても、ライン上で自動
化の可能な方法である。
Methods for applying the sealing material of the present invention between the connector and the wire end conductor and around the area are not particularly limited, but methods include applying the sealing material using a solvent and drying it, and heating the thermoplastic sealing material. , a method of coating with a low viscosity, and a method of mixing and coating a two-component type thermosetting sealant. In any case, this is a method that can be automated on the line.

の1 口 このようにして得られたワイヤーハーネスは生産性と良
好な接続抵抗を兼備えた工業的に有用なものである。
The wire harness thus obtained is industrially useful, having both productivity and good connection resistance.

皇嵐皿 以下に実施例を記載する。ここで抵抗値の測定は、横河
ヒューレノトバソカード社製4328Aミリオームメー
ターを使用し、耐湿試験は、40“C95%RH500
時間、耐熱試験は、150℃500時間での抵抗値測定
での結果である。
Koran Dish Examples are described below. Here, the resistance value was measured using a 4328A milliohm meter manufactured by Yokogawa Hule Notobaso Card Co., Ltd., and the humidity test was performed using a 40"C95%RH500
The time and heat resistance tests are the results of resistance value measurements at 150°C for 500 hours.

実施例 1 コネクタ一部に2fi性エポキシ樹脂ストラクトボンド
EH−454(三井東圧化学社製 熱変形温度180℃
)主剤100重量部に対し真鍮扮(平均粒径35μm 
 )100重量部を混合し、三本ロールにて分散し硬化
剤とともにスタティックミキサーを取りつけたデイスペ
ンサーを用いて二液混合したシール材を0.2g塗布し
その後ワイヤー端導体部をのせ、コネクターのカシメ工
程にて接続し、24時間放置して硬化させ、ワイヤーハ
ーネスを作成した。初期抵抗、耐湿処理後の抵抗及び耐
熱テスト後の抵抗を表−1に示す。
Example 1 2fi epoxy resin Structbond EH-454 (manufactured by Mitsui Toatsu Chemical Co., Ltd., heat distortion temperature 180°C) was applied to a part of the connector.
) Based on 100 parts by weight of the main agent, brass powder (average particle size 35 μm
) 100 parts by weight was mixed, dispersed using a three-roll roll, and applied with a curing agent and 0.2 g of the two-component mixture sealing material using a dispenser equipped with a static mixer.Then, the wire end conductor was placed on the connector. The wire harness was connected in the caulking process and left to harden for 24 hours to create a wire harness. Table 1 shows the initial resistance, resistance after moisture resistance treatment, and resistance after heat resistance test.

実施例 2 コネクタ一部にポリオレフィン樹脂MTメルトP−75
0(三井東圧化学社製 熱変形温度120’C)100
重量部に銅粉(平均粒径10μm  )400重量部を
混合し、三本ロールにて分散して得られたシール材を加
熱型デイスペンサーにて180℃に加熱し0.8 g塗
布し実施例1と同様にワイヤーハーネスを作成し、特性
評価を行った。結果を表−1に示す。
Example 2 Polyolefin resin MT Melt P-75 in a part of the connector
0 (manufactured by Mitsui Toatsu Chemical Co., Ltd., heat distortion temperature 120'C) 100
400 parts by weight of copper powder (average particle size 10 μm) was mixed with 400 parts by weight and dispersed using three rolls. The resulting sealing material was heated to 180°C with a heating dispenser and applied in an amount of 0.8 g. A wire harness was created in the same manner as in Example 1, and its characteristics were evaluated. The results are shown in Table-1.

実施例 3 コネクタ一部にポリエステル樹脂バイロン200(東洋
紡社製 熱変形温度160℃)をメチルエチルケトンに
て溶解し固形分100重量部に対してニンケル扮(平均
粒径15μm)50重量部を混合し、高速ミキサーで分
散してえられたシール材を、デイスペンサーを用いて、
固型分として0.2gl布し実施例1と同様にカシメ工
程をとった後、100℃で乾燥し、ワイヤーハーネスを
作成し、特性評価を行った。結果を表−1に示す。
Example 3 Polyester resin Vylon 200 (manufactured by Toyobo Co., Ltd., heat deformation temperature 160°C) was dissolved in methyl ethyl ketone in a part of the connector, and 50 parts by weight of Ninkel Gyaku (average particle size 15 μm) was mixed with 100 parts by weight of solid content. Using a dispenser, the sealant obtained by dispersing with a high-speed mixer is
After applying 0.2 g of the cloth as a solid content and performing the crimping process in the same manner as in Example 1, it was dried at 100°C, a wire harness was prepared, and its characteristics were evaluated. The results are shown in Table-1.

実施例 4 実施例3と同様にポリイミド(熱変形温度220’C)
の塩化メチレン溶液の固形分100重量部に対し、銀粉
(平均粒径10μm )80重量部を混合し、ニーグー
で分散して得られたシール材を用いてワイヤーハーネス
を作成し、特性評価を行った。結果を表−1に示す。
Example 4 Polyimide (heat distortion temperature 220'C) as in Example 3
80 parts by weight of silver powder (average particle size 10 μm) was mixed with 100 parts by weight of the solid content of the methylene chloride solution of 100% by weight, and dispersed with Ni-Goo.A wire harness was created using the obtained sealing material, and the characteristics were evaluated. Ta. The results are shown in Table-1.

実施例 5 実施例3と同様に、フェノール樹脂レヂトツブPL−2
285(群栄化学工業社製 熱変形温度200°c)1
00重世部をに対し銅粉(平均粒径1017m10l7
重量部を混合し、三木ロールにて分散して得られたシー
ル材を用いてワイヤーハーネスを作成し、特性評価を行
った。結果を表−1に示す。
Example 5 Similar to Example 3, phenolic resin resin resin PL-2
285 (manufactured by Gunei Chemical Industry Co., Ltd., heat distortion temperature 200°c) 1
Copper powder (average particle size 1017m10l7)
A wire harness was prepared using a sealing material obtained by mixing parts by weight and dispersing with a Miki roll, and its characteristics were evaluated. The results are shown in Table-1.

比較例 1 コネクターとワイヤー端導体部をカシメ工程により接続
し、そのままの状態にてワイヤーハーネスとして評価し
た。結果を表−1に示す。
Comparative Example 1 A connector and a wire end conductor were connected by a caulking process and evaluated as a wire harness in that state. The results are shown in Table-1.

比較例 2 比較例1と同様にして接続した後、ハンダゴテにて半田
付けを行い、ワイヤーハーネスを作成し、評価した。結
果を表−1に示す。
Comparative Example 2 After connections were made in the same manner as in Comparative Example 1, soldering was performed using a soldering iron to create a wire harness and evaluate it. The results are shown in Table-1.

比較例の場合、半田付けの際、ワイヤーハーネスの放熱
性のため、所要時間が2分/−木と非常に長時間を要し
、本願発明の実施例がすべて0.5秒/−本以下であっ
たことと著しい対象をなしている。
In the case of the comparative example, due to the heat dissipation of the wire harness, it took a very long time to solder, about 2 minutes per piece, whereas all the examples of the present invention required less than 0.5 seconds per piece. It has become a remarkable subject to the fact that it was.

Claims (1)

【特許請求の範囲】[Claims] (1)ワイヤーハーネスのワイヤー端導体部に、コネク
ターをカシメにより接続する際、熱変形温度が100℃
以上の有機樹脂中に金属粉を分散させたシール材を、該
コネクターと該ワイヤー端導体部間、及びその周辺に設
けることを特徴とするコネクターの接続方法。
(1) When connecting the connector to the wire end conductor part of the wire harness by caulking, the heat distortion temperature is 100℃.
A method for connecting a connector, characterized in that a sealing material in which metal powder is dispersed in the above-mentioned organic resin is provided between the connector and the wire end conductor portion and around the same.
JP63083907A 1988-04-05 1988-04-05 Seal connection method for connector Pending JPH01255182A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63083907A JPH01255182A (en) 1988-04-05 1988-04-05 Seal connection method for connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63083907A JPH01255182A (en) 1988-04-05 1988-04-05 Seal connection method for connector

Publications (1)

Publication Number Publication Date
JPH01255182A true JPH01255182A (en) 1989-10-12

Family

ID=13815689

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63083907A Pending JPH01255182A (en) 1988-04-05 1988-04-05 Seal connection method for connector

Country Status (1)

Country Link
JP (1) JPH01255182A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05135808A (en) * 1991-11-13 1993-06-01 Yazaki Corp Waterproof terminal connection structure and its manufacture

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS64661A (en) * 1987-03-24 1989-01-05 Yazaki Corp Wire connection structure of crimp-style terminal

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS64661A (en) * 1987-03-24 1989-01-05 Yazaki Corp Wire connection structure of crimp-style terminal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05135808A (en) * 1991-11-13 1993-06-01 Yazaki Corp Waterproof terminal connection structure and its manufacture

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