JPH0612928A - Manufacture of flat cable and manufacturing device - Google Patents

Manufacture of flat cable and manufacturing device

Info

Publication number
JPH0612928A
JPH0612928A JP16870492A JP16870492A JPH0612928A JP H0612928 A JPH0612928 A JP H0612928A JP 16870492 A JP16870492 A JP 16870492A JP 16870492 A JP16870492 A JP 16870492A JP H0612928 A JPH0612928 A JP H0612928A
Authority
JP
Japan
Prior art keywords
flat cable
cable
parallel
manufacturing
portions
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
Application number
JP16870492A
Other languages
Japanese (ja)
Other versions
JP3007754B2 (en
Inventor
Susumu Sawahata
進 沢畠
Yoshiaki Naito
義明 内藤
Masaaki Aoyanagi
雅昭 青柳
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.)
Hitachi Cable Ltd
Original Assignee
Hitachi Cable Ltd
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 Hitachi Cable Ltd filed Critical Hitachi Cable Ltd
Priority to JP4168704A priority Critical patent/JP3007754B2/en
Publication of JPH0612928A publication Critical patent/JPH0612928A/en
Application granted granted Critical
Publication of JP3007754B2 publication Critical patent/JP3007754B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

PURPOSE:To provide a method for manufacturing a flat cable without any change with the lapse of time, where dimensional accuracy of parallel fusing portions can be remarkably enhanced, and a manufacturing device. CONSTITUTION:In a manufacturing line of a flat cable 3 for forming a parallel fusing portion 4 by thermally pressure-contacting metal molds 2 to portions in the longitudinal direction, a blower heater 6 is disposed in a cable advancing portion downstream of the metal molds for forming the parallel fusing portions so that hot air 7 is blown directly toward the cable from a hot air outlet 6a for the purpose of a heat treatment, thus removing a thermal stress in the parallel fusing portions.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、フラットケーブルの製
造技術に関し、特に、長手方向の所々に平行融着部を有
するフラットケーブルの製造方法及び製造装置に関す
る。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technique for manufacturing a flat cable, and more particularly to a method and a device for manufacturing a flat cable having parallel fusion-bonded portions at various longitudinal positions.

【0002】[0002]

【従来の技術】従来、フラットケーブル特にツイストフ
ラットケーブルでは、平行部を金型で加熱圧接して平行
融着部を形成して、一旦リールに巻き取り、その後of
fラインで一括してリール毎恒温槽内で熱処理に供して
いた。
2. Description of the Related Art Conventionally, in a flat cable, particularly a twisted flat cable, a parallel portion is heated and pressure-welded with a mold to form a parallel fusion portion, which is once wound on a reel and then of
Each reel was collectively subjected to heat treatment in a constant temperature bath on the f line.

【0003】[0003]

【発明が解決しようとする課題】前述した方法では、ケ
ーブルのリール巻きにおける外、中、内側で熱のかかり
具合が異なるため、平行融着部の導体間ピッチ寸法のバ
ラツキが大きくなりがちであった。
In the above-mentioned method, since the degree of heat applied is different between the outside, the inside, and the inside of the reel winding of the cable, there is a tendency for variations in the pitch dimension between the conductors of the parallel fusion portion to become large. It was

【0004】また、リール巻きのまま出荷した後でユー
ザーが使用するまでの待ち時間によっても、平行融着部
の導体間ピッチ寸法が時間経過とともに変化し、時には
バラツキが大きくなり過ぎてコネクタの一括接続ができ
ないほどの不良品となる恐れがあった。
Also, due to the waiting time until the user uses the reel-wound product after shipping, the pitch between conductors of the parallel fusion portion changes with the passage of time, and sometimes the variation becomes too large and the connectors are collectively packaged. There was a risk that it would be a defective product that could not be connected.

【0005】上記のように、従来の熱処理では不完全且
つ工程が別となるため、フラットケーブルの急所である
平行融着部の導体間ピッチ寸法の精度がある程度の範囲
に留まり、満足すべき状態に仕上がっているとはいえな
かった。
As described above, since the conventional heat treatment is incomplete and the steps are different, the accuracy of the pitch dimension between the conductors of the parallel fusion portion, which is the critical point of the flat cable, remains within a certain range and is in a satisfactory state. I couldn't say that it was finished.

【0006】本発明は、前述した従来技術の問題点を解
消するため、フラットケーブルの平行融着部の寸法精度
を大幅に向上でき、経時変化のないフラットケーブルを
製造する方法と製造装置を提供しようとするものであ
る。
In order to solve the above-mentioned problems of the prior art, the present invention provides a method and an apparatus for manufacturing a flat cable which can significantly improve the dimensional accuracy of the parallel fusion portion of the flat cable and does not change with time. Is what you are trying to do.

【0007】[0007]

【課題を解決するための手段】本発明により提供するフ
ラットケーブルの製造方法は、長手方向の所々に平行融
着部を有するフラットケーブルを製造する方法におい
て、前記平行融着部を形成したのに続けてケーブルの表
面に熱風を吹き付けて熱処理することを特徴とする。
According to the method of manufacturing a flat cable provided by the present invention, in the method of manufacturing a flat cable having parallel fusion splicing parts in the longitudinal direction, the parallel fusion splicing part is formed. It is characterized in that the surface of the cable is subsequently blown with hot air for heat treatment.

【0008】また、本発明により提供するフラットケー
ブルの製造装置は、長手方向の所々に平行融着部を有す
るフラットケーブルを製造する装置において、平行融着
部を形成する金型の下流側でケーブル進行部分にブロワ
ヒータを配置したことを特徴とする。
Further, the flat cable manufacturing apparatus provided by the present invention is a flat cable manufacturing apparatus having parallel fusion splicing parts in the longitudinal direction, wherein the cable is provided on the downstream side of the mold forming the parallel fusion splicing part. It is characterized in that a blower heater is arranged in the proceeding portion.

【0009】[0009]

【実施例】図1は、本発明の一実施例で、ツイストフラ
ットケーブルを製造する場合について示している。
FIG. 1 shows an embodiment of the present invention in which a twist flat cable is manufactured.

【0010】しかして、ツイストフラットケーブル3
は、1の対撚り部から対撚り部−無撚り平行部−対撚り
部と繰り返すようにツイストフラットケーブルの基本を
作り、金型2によって無撚り平行部を圧接して加熱する
ことにより各線心の絶縁体同志が融着しあうような平行
融着部4を形成し、引取り機5で引き取られることによ
り所定のツイストフラットケーブルとして製造されて行
く。
Then, the twist flat cable 3
The basics of twisted flat cables are made by repeating from 1 twisted portion to twisted portion-untwisted parallel portion-twisted portion, and the cores are heated by pressing the untwisted parallel portion with the mold 2 to heat. A parallel fusion-bonded portion 4 is formed so that the two insulators fuse together, and the insulation fusion machine 5 pulls the parallel fusion-bonded portion 4 to produce a predetermined twist flat cable.

【0011】さて、かかる平行融着部4を形成する過程
で金型2によりケーブルの絶縁体が急激な熱変形を受け
て所定の融着構造を得ようとしているため、ケーブルに
熱ストレスが留まってしまうのであるが、その熱ストレ
スを除去するため、金型2と引取り機5との中間にブロ
ワヒータ6を配置し、それにより得られる熱風7を進行
中のツイストフラットケーブル3幅いっぱいに直接吹き
付けるものである。
In the process of forming the parallel fusion-bonded portion 4, the die 2 is subjected to rapid thermal deformation of the cable insulator to obtain a predetermined fusion-bonded structure. However, in order to remove the heat stress, a blower heater 6 is arranged between the mold 2 and the take-up machine 5, and the hot air 7 obtained thereby is directly applied to the entire width of the twist flat cable 3 in progress. It is something to spray.

【0012】ブロワヒータ6は、空気取り入れ口6aか
らの空気を加熱したものを熱風吹き出し口6bから熱風
7として吹き出させるが、製造ラインが停止しケーブル
が静止状態にあるときにも熱風を吹き付け続けるとケー
ブルを焼損させることも考えられるため、熱風吹き出し
口6bに対向して排熱吹き出し口6cを設け、当該停止
中は排熱8として逃がすように工夫すると良い。熱風7
と排熱8の切り換えは熱風吹き出し口6bと排熱吹き出
し口6cとの連絡部に切り換え弁を設けるなど風の流れ
を変える手段を付加させれば良い。
The blower heater 6 heats the air from the air intake port 6a and blows it out as hot air 7 from the hot air outlet 6b. Since it is possible to burn the cable, it is advisable to provide an exhaust heat outlet 6c so as to face the hot air outlet 6b so that the exhaust heat 8 is released during the stop. Hot air 7
To switch between the exhaust heat 8 and the exhaust heat 8, a means for changing the flow of the air may be added, such as a switching valve provided at the connecting portion between the hot air outlet 6b and the exhaust heat outlet 6c.

【0013】なお、前述した実施例では、ツイストフラ
ットケーブルを対象としたが、対撚りのないフラットケ
ーブルで長手方向の所々に平行融着部を形成するものに
おいても本発明の製造方法及び装置を適用可能である。
In the above-mentioned embodiment, the twisted flat cable is targeted, but the manufacturing method and apparatus of the present invention can be applied to a flat cable having no twisted pair and having parallel fused portions formed in places in the longitudinal direction. Applicable.

【0014】[0014]

【発明の作用・効果】以上説明したような本発明による
フラットケーブルの製造方法によれば、加熱加圧により
平行融着部を形成したフラットケーブルをさらに熱風を
吹き付けて熱処理することで平行融着部における熱スト
レスを除去するため、平行融着部の導体間ピッチの高精
度化及び長手方向の均一化を図れ、寸法精度を径時的に
保証して長時間安定したものにできる。
According to the method of manufacturing a flat cable according to the present invention as described above, a flat cable having a parallel fusion portion formed by heating and pressurizing the flat cable is further heat-treated by blowing hot air thereto. Since the thermal stress in the portion is removed, the pitch between the conductors of the parallel fusion portion can be made more precise and the longitudinal direction can be made uniform, and the dimensional accuracy can be guaranteed temporally and stable for a long time.

【0015】また、本発明による製造装置によれば、平
行融着部を形成する金型の下流側でケーブル進行部分に
ブロワヒータを配置したことから、フラットケーブル製
造ラインでかかる熱処理が行え、製造において一工程化
が図れる。
Further, according to the manufacturing apparatus of the present invention, since the blower heater is arranged in the cable advancing portion on the downstream side of the mold forming the parallel fusion bonding portion, such heat treatment can be performed in the flat cable manufacturing line, and in the manufacturing. One process can be achieved.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の一実施例でフラットケーブルを製造す
る過程を示す説明図。
FIG. 1 is an explanatory view showing a process of manufacturing a flat cable according to an embodiment of the present invention.

【符号の説明】[Explanation of symbols]

1 対撚り部 2 金型 3 ツイストフラットケーブル 4 平行融着部 5 引取り機 6 ブロワヒータ 6a 空気取り入れ口 6b 熱風吹き出し口 6c 排熱吹き出し口 7 熱風 8 排熱 1 Twisted part 2 Mold 3 Twist flat cable 4 Parallel fusion part 5 Drawer 6 Blower heater 6a Air intake 6b Hot air outlet 6c Exhaust heat outlet 7 Hot air 8 Exhaust heat

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】長手方向の所々に平行融着部を有するフラ
ットケーブルを製造する方法において、前記平行融着部
を形成したのに続けてケーブルの表面に熱風を吹き付け
て熱処理することを特徴とするフラットケーブルの製造
方法。
1. A method for producing a flat cable having parallel fusion-spreading portions in the longitudinal direction, wherein after forming the parallel fusion-splicing portions, hot air is blown onto the surface of the cable to heat-treat. Method for manufacturing flat cable.
【請求項2】長手方向の所々に平行融着部を有するフラ
ットケーブルを製造する装置において、平行融着部を形
成する金型の下流側でケーブル進行部分にブロワヒータ
を配置したことを特徴とするフラットケーブルの製造装
置。
2. An apparatus for manufacturing a flat cable having parallel fused portions in longitudinal portions, wherein a blower heater is arranged in a cable advancing portion on a downstream side of a mold forming the parallel fused portions. Flat cable manufacturing equipment.
【請求項3】前記ブロワヒータには、熱風吹き出し口と
排熱吹き出し口とを有する請求項2記載の装置。
3. The apparatus according to claim 2, wherein the blower heater has a hot air outlet and a waste heat outlet.
JP4168704A 1992-06-26 1992-06-26 Flat cable manufacturing method Expired - Lifetime JP3007754B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4168704A JP3007754B2 (en) 1992-06-26 1992-06-26 Flat cable manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4168704A JP3007754B2 (en) 1992-06-26 1992-06-26 Flat cable manufacturing method

Publications (2)

Publication Number Publication Date
JPH0612928A true JPH0612928A (en) 1994-01-21
JP3007754B2 JP3007754B2 (en) 2000-02-07

Family

ID=15872909

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4168704A Expired - Lifetime JP3007754B2 (en) 1992-06-26 1992-06-26 Flat cable manufacturing method

Country Status (1)

Country Link
JP (1) JP3007754B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012156470A (en) * 2011-01-28 2012-08-16 Nippon Steel Chem Co Ltd Method of manufacturing flexible circuit board

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012156470A (en) * 2011-01-28 2012-08-16 Nippon Steel Chem Co Ltd Method of manufacturing flexible circuit board

Also Published As

Publication number Publication date
JP3007754B2 (en) 2000-02-07

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