JPH02247911A - Manufacture of lap sheath cable - Google Patents

Manufacture of lap sheath cable

Info

Publication number
JPH02247911A
JPH02247911A JP6893489A JP6893489A JPH02247911A JP H02247911 A JPH02247911 A JP H02247911A JP 6893489 A JP6893489 A JP 6893489A JP 6893489 A JP6893489 A JP 6893489A JP H02247911 A JPH02247911 A JP H02247911A
Authority
JP
Japan
Prior art keywords
lap
tape
hot air
lap tape
cable
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
JP6893489A
Other languages
Japanese (ja)
Other versions
JP2675127B2 (en
Inventor
Takashi Tanaka
孝 田中
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP6893489A priority Critical patent/JP2675127B2/en
Publication of JPH02247911A publication Critical patent/JPH02247911A/en
Application granted granted Critical
Publication of JP2675127B2 publication Critical patent/JP2675127B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Manufacturing Of Electric Cables (AREA)

Abstract

PURPOSE:To efficient manufacture a cable by performing adjustment of a nozzle of hot air which heats the vicinity of a lapping part of a LAP tape side edge and a distance to a cable core after vertically attaching formation of the LAP tape by means of detection with an infrared ray radiation temperature sensor of the temperature around the lapping part. CONSTITUTION:An LAP tape 2 sent out from a LAP tape coil 1 is vertically attached on a cable core by a vertically attaching formation device 3 for being cylindrically formed and hot air heats mainly the vicinity of a lapping part of a side edge of the LAP tape 2. At this time, a temperature around the LAP tape lapping part after heating is detected by a measuring head of an infrared ray radiation sensor 5, this signal is properly treated in a control circuit 6 to be fed back to a motor 7 for hot air nozzle elevation, while giving a proper calorie by adjusting a distance l between the nozzle 4 and the cable core C2 after the LAP tape vertically attaching formation in order to continuously welding the lapping part on the side edge of the LAP tape 2 by means of a press roller 8 and a guide roller 9 in the longitudinal direction.

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明はLAPシースを備えた通信ケーブルのようなL
APシースケーブルの製造方法に関するものである。
DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to an LAP sheathed communication cable.
The present invention relates to a method for manufacturing an AP sheathed cable.

(従来の技術) 第2図(イ)及び(0)はいずれもLAPテープの横断
面図である。
(Prior Art) FIGS. 2(A) and 2(0) are both cross-sectional views of LAP tapes.

同図(イ)は、軟アルミ、軟鋼等の金属テープ(21)
の片面に、ポリエチレン等の接着性プラスチックフィル
ム(22)を積層一体化したLAPテープであり、同図
(0)は金属テープ(21)の両面に接着性プラスチッ
クフィルム(22)を積層一体化したLAPテープであ
る。
The figure (a) shows metal tape (21) made of soft aluminum, mild steel, etc.
This is a LAP tape that has an adhesive plastic film (22) such as polyethylene laminated on one side of the tape, and (0) in the same figure has an adhesive plastic film (22) laminated and integrated on both sides of a metal tape (21). It is LAP tape.

LIPシースの形成に当っては、第3図に示すように、
通信ケーブルの集合コア等のケーブルコア(CI)上に
、前記LAPテープ(2)をそのプラスチックフィルム
(22)面を外側にして縦添えして円筒状に成形t、1
LAPテープ(2)の側縁の重なり部をホットエアノズ
ル(4)を用いて加熱し、プラスチックフィルム(22
)を長手方向に連続して溶着し、さらにその上にポリエ
チレン等のプラスチツクシースを押出し被覆して形成す
る。
In forming the LIP sheath, as shown in Figure 3,
The LAP tape (2) is placed vertically on a cable core (CI) such as a collective core of a communication cable, with its plastic film (22) side facing outward, and formed into a cylindrical shape.
Heat the overlapped side edges of the LAP tape (2) using a hot air nozzle (4), and then
) are continuously welded in the longitudinal direction, and then a plastic sheath made of polyethylene or the like is extruded and coated thereon.

このようなLAPシースを形成する工程において、 L
iFテープの縦添え後、その側縁の重なり部を適度に加
熱し、接着性プラスチックフィルムを半溶融状態とする
ためには、製造線速、LAPテープのサイズ(熱溶量)
等の相違により、与える熱量の調整が必要である。
In the process of forming such a LAP sheath, L
After applying the iF tape vertically, in order to appropriately heat the overlapping parts of the side edges and make the adhesive plastic film into a semi-molten state, the manufacturing line speed, the size of the LAP tape (heat melt amount)
The amount of heat applied needs to be adjusted depending on the differences.

従来はこのような熱量の調整は、実験的、経験的に求め
たホットエアの温度、風量、ホットエアノズルとケーブ
ルとの距離(第3図のりにより行なっていた。例えば、 ■ホットエアの温度、風量を固定し1.LAPテープの
種類等熱容量に関連するパラメーターと製造線速を変化
させて実験を行ない、適正な熱量を与えるために必要な
ホットエアノズルとケーブルとの距離(j)を求め、そ
の結果に基づいて距離を調整する方法。
Conventionally, the amount of heat was adjusted using the hot air temperature, air volume, and distance between the hot air nozzle and the cable (Fig. 3) determined experimentally and empirically.For example, 1. Conduct experiments by changing parameters related to heat capacity, such as the type of LAP tape, and manufacturing line speed, and find the distance (j) between the hot air nozzle and the cable necessary to give the appropriate amount of heat, and calculate the results. How to adjust distance based on.

■ホットエアの温度、ホットエアノズル七ケーブルとの
距離(I)を固定し、上記■同様の実験を行ない、ホッ
トエアの風量を調整する方法。
■ A method of adjusting the hot air flow rate by fixing the hot air temperature and the distance (I) between the hot air nozzle and the seven cables, and conducting an experiment similar to ■ above.

■ホットエアノズルとケーブルとの距tri(1)とホ
ットエアの風量を固定し、前記■同様の実験を杼ない、
ホットエアの温度を調整する方法等があった。
■ Fix the distance tri (1) between the hot air nozzle and the cable and the hot air flow rate, and do the same experiment as described in ■.
There were methods to adjust the temperature of hot air.

(解決しようとする課題) 上述した従来の技術によると、適正な熱量を与える条件
を求めるために、いくつもの条件下で実験を繰り返す必
要があり、効率的な面で問題がある。
(Problem to be Solved) According to the above-mentioned conventional technology, it is necessary to repeat experiments under a number of conditions in order to find the conditions for providing an appropriate amount of heat, which poses a problem in terms of efficiency.

さらに、前記Φの場合、工程の雰囲気の温度や、 LA
Pテープ、ケーブルコア等の加熱前の温度が主に季節的
要因により変動した場合の調整が困難であり、前記■の
場合は、上記■の場合の問題に加え、ホットエアの風量
をホットエアの温度を変化させずに調整することは技術
的に難しいため、一定の風量で運転する数本のホットエ
アノズルの本数を増減して対応するこ七になり、線速の
増減に連続的に対応できないというrJgがある。
Furthermore, in the case of Φ, the temperature of the process atmosphere, LA
Adjustment is difficult when the temperature before heating of P tape, cable core, etc. fluctuates mainly due to seasonal factors. Because it is technically difficult to adjust the flow rate without changing it, the number of hot air nozzles that operate at a constant air volume must be increased or decreased, making it impossible to continuously respond to increases or decreases in linear velocity. There is rJg.

又前記■の場合は、上述の■の場合の問題に加え、応答
性の悪い温度を調整するため、製造線速の増減に対応し
きれない場合が生じるという問題がある。
In addition to the problem in case (2) above, in case (2) above, there is a problem that it may not be possible to cope with increases and decreases in manufacturing line speed because the temperature is adjusted with poor response.

与えられる熱量が適正値に達しない場合は、LAPテー
プの重なり部が溶着されず、LAPシースの特徴である
モイスチャーパリアとしての機能が発揮されない他、ケ
ーブルの機械特性が悪化する。又与える熱量が多すぎる
と、接着性のプラスチックフィルムが過度に溶け、押え
ローラー等に付着して生産性を著しく阻害する要因とな
る他、プラスチークシースとLAPテープとの接着性が
損われ、ケーブルの機械特性が悪化するという問題点が
ある。
If the amount of heat applied does not reach an appropriate value, the overlapping portions of the LAP tapes will not be welded, the LAP sheath will not function as a moisture barrier, and the mechanical properties of the cable will deteriorate. In addition, if too much heat is applied, the adhesive plastic film will melt excessively and adhere to the presser roller, etc., significantly hindering productivity, and the adhesiveness between the plastic cheek sheath and LAP tape will be impaired. There is a problem that the mechanical properties of the cable deteriorate.

(課題を解決するための手段) 本発明は上述の問題点を解消したLAPシースケーブル
の製造方法を提供するもので、その特徴は、 LAPテ
ープの側縁の重なり部付近を加熱するホットエアのノズ
ルとLAPテープ縦添え成形後のケーブルコアとの距離
の調整をホットエアにより加熱されたLAPテープ41
1縁の重なり部局0辺の温度を赤外放射温度センサーに
より検出することにより行なうことにある。
(Means for Solving the Problems) The present invention provides a method for manufacturing a LAP sheathed cable that solves the above-mentioned problems, and its features include: A hot air nozzle that heats the vicinity of the overlapped side edges of the LAP tape. The LAP tape 41 is heated by hot air to adjust the distance between the LAP tape and the cable core after vertical splicing.
This is done by detecting the temperature of the 0th side of the overlapping area using an infrared radiation temperature sensor.

第1図は本発明のLAPシースケーブルの製造方法の具
体例の説明図である。
FIG. 1 is an explanatory diagram of a specific example of the method for manufacturing a LAP sheathed cable of the present invention.

LAPテープコイル(1)から繰り出されたLAPテー
プ(2)は、縦添え成形装置(3)によりケーブルコア
上に縦添えされ円筒状に成形された後、主にLAPテー
プ(2)の(If縁の重なり部局辺を°ホットエアによ
り加熱されるが、その際、加熱後のLAPテープ重なり
部局辺の温度を赤外放射センサー(5)の測定ヘッドで
検知し、その信号を制御回路(8)において適正に処理
し、ホットエアノズル昇降用モーター(7)にフィード
バックし、ホットエアノズル(4)とLAPテープ縦添
え成形後のケーブルコア(C−との距離<1”)を調整
することて適正な熱量を与え、押えローラー(8)及び
ガイドローラー(9)により、LAPテープ(2)の側
縁に重なり部を長手方向に連続的に溶着させる。
The LAP tape (2) unwound from the LAP tape coil (1) is vertically spliced onto the cable core by the vertical splicing forming device (3) and formed into a cylindrical shape. The area where the edges overlap is heated by hot air. At that time, the temperature at the area where the LAP tape overlaps after heating is detected by the measurement head of the infrared radiation sensor (5), and the signal is sent to the control circuit (8). Process the hot air nozzle properly at Heat is applied to continuously weld the overlapping portion to the side edge of the LAP tape (2) in the longitudinal direction using the presser roller (8) and guide roller (9).

(作用) 上述した本発明のLAPシースケーブルの製造方法にお
いては、ホットエアによって与えられた熱量は、LAP
テープ縦添え成形後のLAPテープ重なり部局辺の温度
として赤外放射温度センサーにより検出され、フィード
バックされる。
(Function) In the method for manufacturing the LAP sheathed cable of the present invention described above, the amount of heat given by the hot air is
After vertical tape forming, the temperature around the LAP tape overlap is detected by an infrared radiation temperature sensor and fed back.

LAPテープ重なり部を長手方向に連続的に安定して溶
着するためには、ケーブルコア上に縦添え成形され、重
なり部局辺を加熱した後、押えローラー等で重なり部に
圧力を加えた時、金属テープに積層された接着性のプラ
スチックフィルム及び金属テープの温度によって接着力
を発揮し、しかも溶は過ぎてローラー等に付着する等の
問題が起こらない範囲である必要がある。
In order to continuously and stably weld the overlapped part of the LAP tape in the longitudinal direction, the LAP tape is formed vertically on the cable core, heated around the overlapped part, and then when pressure is applied to the overlapped part with a presser roller, etc. The temperature of the adhesive plastic film laminated on the metal tape and the metal tape must be such that adhesive strength can be exerted, and the temperature must be within a range that does not cause problems such as melting and adhesion to rollers, etc.

しかるに、本発明の製造方法においては、赤外放射温度
センサーにより検出される温度により、ホットエアノズ
ルとLAPテープ縦添え成形後のケーブルコアとの距離
を調整するため、製造線速の増減にすばや(対応出来る
他、LiPシースを構成するLAPテープの熱容量や雰
囲気の温度等の変動による加熱前のLAPテープ温度の
影響を受けずにLAPシースケーブルを製造することが
可能となる。
However, in the manufacturing method of the present invention, the distance between the hot air nozzle and the cable core after vertical splicing of LAP tape is adjusted based on the temperature detected by the infrared radiation temperature sensor, so the manufacturing line speed can be quickly increased or decreased ( In addition to this, it becomes possible to manufacture LAP sheathed cables without being affected by the temperature of the LAP tape before heating due to changes in the heat capacity of the LAP tape constituting the LiP sheath or the temperature of the atmosphere.

(実施例) 第1図に示す要領で、ケーブルコア径16.0−鳳の光
フアイバケーブルのLAPシースを25℃の雰囲気で製
造した。
(Example) A LAP sheath of an optical fiber cable with a cable core diameter of 16.0 mm was manufactured in an atmosphere of 25° C. in the manner shown in FIG.

使用したLAPテープは、第2図(イ)に示す構成で、
t、= 0.20℃g+の軟アルミニウムテープの片面
に厚さt、=o、os−鵬のポリオレフィン系の接着性
樹脂(商品名:アトマーVE30G)よりなる接着性プ
ラスチックフィルムを積層した複合テープであり、その
幅(W)はBosmである。
The LAP tape used had the configuration shown in Figure 2 (a),
A composite tape in which an adhesive plastic film made of a polyolefin-based adhesive resin (trade name: Atomer VE30G) with a thickness of t, = o, os− is laminated on one side of a soft aluminum tape at t, = 0.20°C g+. , and its width (W) is Bosm.

本LAPテープをケーブルコア上に縦添え成形後、55
0℃のホットエアでLAPテープ重なり部局辺を加熱し
、測定スポット径約10■■、応答待間約0.5秒の赤
外放射温度センサーを使用して、LAPテープ重なり部
局辺の温度が押えローラー直前で目Oでとなるように、
ホットエアノズルの高さ(j)を昇降用モーターにより
自動的に゛制御しながら実施した。
After forming this LAP tape vertically on the cable core, 55
The area where the LAP tape overlaps is heated with 0°C hot air, and the temperature at the area where the LAP tape overlaps is controlled using an infrared radiation temperature sensor with a measurement spot diameter of approximately 10■■ and a response wait time of approximately 0.5 seconds. Just before the roller, make the eyes O.
The height (j) of the hot air nozzle was automatically controlled by a lifting motor.

その結果、線速5 m7 man 〜25s/ sin
の範囲で、0.5m/s+ac”の速度変化に充分追従
して作動し、LAPテープ重なり部を長手方向に連続的
に溶着させるこ、とが出来た。しかも、使用したテフロ
ン製の押えローラーに溶融した接着性プラスチックが付
着することもなく、良好な結果が得られた。
As a result, the linear velocity is 5 m7 man ~ 25 s/sin
In the range of Good results were obtained with no adhesion of molten adhesive plastic.

又ケーブルコア径22.0++vの光フアイバケーブル
のLAPシー スを、10℃の雰囲気で、第2図(0)
に示すような両面に接着性プラスチックフィルムを積層
したLAPテープ(t、=0.05層鵬、 l、= 0
.15■鵬、W ” 90脂園)を使用して行ない、前
記同様良好な結果を得た。
In addition, the LAP sheath of an optical fiber cable with a cable core diameter of 22.0++v was tested in an atmosphere of 10°C as shown in Figure 2 (0).
LAP tape with adhesive plastic film laminated on both sides as shown in (t, = 0.05 layers, l, = 0
.. 15 ■ Peng, W '' 90 Fuen), and similar good results as above were obtained.

(発明の効果) 以上説明したように、本発明のLAPシースケーブルの
製造方法によれば、LAPシースの最も重要な要素の1
つであるLAPテープの重なり部の溶着を、長子方向に
製造aSの変化や雰囲気温度、LAPテープ寸法等に関
係なく安定して得られるため、通信ケーブル等のLAP
シースケーブルの製造に極めて効果的である。
(Effects of the Invention) As explained above, according to the LAP sheath cable manufacturing method of the present invention, one of the most important elements of the LAP sheath is
Because it is possible to stably weld the overlapping parts of LAP tapes in the longitudinal direction regardless of changes in manufacturing aS, ambient temperature, LAP tape dimensions, etc., LAP tapes such as communication cables, etc.
Extremely effective for manufacturing sheathed cables.

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

第1図は本発明のLAPシースケーブルの製造方法の具
体例の説明図である。 第2図(イ)及び(El)はLAPテープの構造例の横
断面図である。 第3図はLAPテープをケーブルコア上に縦添え成形し
、ホットエアで加熱する杖態の断面図である。 1・−LIPテープコイル、2・・・LAPテープ、3
・・・縦添え成形装置、4・・・ホットエアノズル、5
・・・赤外放射温度センサー、6・・・制御装置、7・
・・ホットエアノズル昇降用モーター、8・・・押えロ
ーラー、9・・・ガイドローラー、21・・−LAPテ
ープの金属テープ、22・・−LIFテープの接着性プ
ラスチックフィルム。
FIG. 1 is an explanatory diagram of a specific example of the method for manufacturing a LAP sheathed cable of the present invention. FIGS. 2(a) and 2(el) are cross-sectional views of structural examples of LAP tapes. FIG. 3 is a cross-sectional view of a rod-shaped LAP tape formed by longitudinally attaching it onto a cable core and heating it with hot air. 1.-LIP tape coil, 2... LAP tape, 3
...Vertical attachment forming device, 4...Hot air nozzle, 5
...Infrared radiation temperature sensor, 6.Control device, 7.
... Hot air nozzle lifting motor, 8... Press roller, 9... Guide roller, 21...-Metal tape of LAP tape, 22...-Adhesive plastic film of LIF tape.

Claims (1)

【特許請求の範囲】[Claims] (1)ケーブルコア上に、金属テープとプラスチックフ
ィルムを積層してなる複合テープ(以下LAPテープと
称す)を縦添えして円筒状に成形し、その側縁の重なり
部付近をホットエアを用いて加熱し、長手方向に連続的
に溶着し、さらにその上にプラスチックシースを被覆す
るLAPシースケーブルの製造方法において、上記LA
Pテープの側縁の重なり部付近を加熱するホットエアの
ノズルとLAPテープ縦添え成形後のケーブルコアとの
距離の調整をホットエアにより加熱されたLAPテープ
側縁の重なり部周辺の温度を赤外放射温度センサーによ
り検出することにより行なうことを特徴とするLAPシ
ースケーブルの製造方法。
(1) A composite tape made by laminating a metal tape and a plastic film (hereinafter referred to as LAP tape) is attached vertically on the cable core to form a cylindrical shape, and the area near the overlapping side edges is heated using hot air. In a method for manufacturing a LAP sheathed cable, the LAP sheathed cable is heated, continuously welded in the longitudinal direction, and further coated with a plastic sheath.
Adjustment of the distance between the hot air nozzle that heats the area around the overlapping area of the side edges of the P tape and the cable core after vertical splicing of the LAP tape is carried out using infrared radiation to measure the temperature around the area where the side edges of the LAP tape heated by the hot air overlap. A method for manufacturing a LAP sheathed cable, characterized in that the manufacturing method is carried out by detecting with a temperature sensor.
JP6893489A 1989-03-20 1989-03-20 Method for manufacturing LAP sheath cable Expired - Lifetime JP2675127B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6893489A JP2675127B2 (en) 1989-03-20 1989-03-20 Method for manufacturing LAP sheath cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6893489A JP2675127B2 (en) 1989-03-20 1989-03-20 Method for manufacturing LAP sheath cable

Publications (2)

Publication Number Publication Date
JPH02247911A true JPH02247911A (en) 1990-10-03
JP2675127B2 JP2675127B2 (en) 1997-11-12

Family

ID=13387989

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6893489A Expired - Lifetime JP2675127B2 (en) 1989-03-20 1989-03-20 Method for manufacturing LAP sheath cable

Country Status (1)

Country Link
JP (1) JP2675127B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03118516U (en) * 1990-03-15 1991-12-06
WO2012147154A1 (en) * 2011-04-26 2012-11-01 株式会社オートネットワーク技術研究所 Method for manufacturing wire harness
CN112951519A (en) * 2021-03-16 2021-06-11 国家电网有限公司 Flame retarded cable apparatus for producing

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03118516U (en) * 1990-03-15 1991-12-06
WO2012147154A1 (en) * 2011-04-26 2012-11-01 株式会社オートネットワーク技術研究所 Method for manufacturing wire harness
CN102859614A (en) * 2011-04-26 2013-01-02 株式会社自动网络技术研究所 Method for manufacturing wire harness
CN112951519A (en) * 2021-03-16 2021-06-11 国家电网有限公司 Flame retarded cable apparatus for producing
CN112951519B (en) * 2021-03-16 2022-06-24 国家电网有限公司 Flame retarded cable apparatus for producing

Also Published As

Publication number Publication date
JP2675127B2 (en) 1997-11-12

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