JPH07306333A - Production of optical connector - Google Patents
Production of optical connectorInfo
- Publication number
- JPH07306333A JPH07306333A JP9717094A JP9717094A JPH07306333A JP H07306333 A JPH07306333 A JP H07306333A JP 9717094 A JP9717094 A JP 9717094A JP 9717094 A JP9717094 A JP 9717094A JP H07306333 A JPH07306333 A JP H07306333A
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- optical connector
- ferrule
- optical
- face
- 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
Links
Landscapes
- Mechanical Coupling Of Light Guides (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】この発明は、光コネクタのフェル
ールに光ファイバを挿入して光コネクタを製造する光コ
ネクタの製造方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an optical connector manufacturing method for manufacturing an optical connector by inserting an optical fiber into a ferrule of the optical connector.
【0002】[0002]
【従来の技術】従来、図2に示されているように、光コ
ネクタのフェルール1における挿入穴3に光ファイバ5
を挿入する際には、光ファイバ5の先端部を例えばカッ
タなどで切断した後、前記フェルール1の挿入穴3に光
ファイバ5を矢印で示したごとく挿入して光コネクタを
製造している。2. Description of the Related Art Conventionally, as shown in FIG. 2, an optical fiber 5 is inserted in an insertion hole 3 of a ferrule 1 of an optical connector.
When inserting the optical fiber 5, the tip of the optical fiber 5 is cut with a cutter or the like, and then the optical fiber 5 is inserted into the insertion hole 3 of the ferrule 1 as shown by an arrow to manufacture an optical connector.
【0003】[0003]
【発明が解決しようとする課題】ところで、上述した従
来の光ファイバ5の先端部はカッタで切断されているの
で、光ファイバ5の端面(切断面)5Aの角部5Bが直
角状態のため、フェルール1に光ファイバ5を挿入時
(図2において2点鎖線で示した状態)に、光ファイバ
5の角部5Bが欠けることがある。By the way, since the tip portion of the above-mentioned conventional optical fiber 5 is cut by a cutter, since the corner portion 5B of the end surface (cut surface) 5A of the optical fiber 5 is in a right angle state, When the optical fiber 5 is inserted into the ferrule 1 (indicated by a chain double-dashed line in FIG. 2), the corner 5B of the optical fiber 5 may be chipped.
【0004】この欠けた光ファイバ屑が光ファイバ5の
他の部分5Cに傷をつけてしまい、光ファイバ5が断線
に至るまでの寿命を短かくしてしまうという問題があっ
た。There is a problem that the chipped optical fiber scraps damage the other portion 5C of the optical fiber 5 and shorten the life until the optical fiber 5 is broken.
【0005】この発明の目的は、光コネクタのフェルー
ルに光ファイバを挿入する際、光ファイバの先端部にお
ける角部の欠けを起すことなく挿入して断線に至るまで
の寿命を長くして信頼性の向上を図った光コネクタの製
造方法を提供することにある。An object of the present invention is, when inserting an optical fiber into a ferrule of an optical connector, extending the life of the optical fiber without breaking the corners at the tip of the optical fiber to prolong the life of the optical fiber so that reliability is improved. An object of the present invention is to provide a method for manufacturing an optical connector, which is improved.
【0006】[0006]
【課題を解決するための手段】上記目的を達成するため
にこの発明の光コネクタの製造方法は、光コネクタのフ
ェルールに光ファイバを挿入して光コネクタを製造する
際、光ファイバの先端部における角部を加熱処理手段に
より処理して丸味を与えた後、フェルールに光ファイバ
を挿入して光コネクタを製造することを特徴とするもの
である。In order to achieve the above object, the method of manufacturing an optical connector according to the present invention is such that, when an optical connector is manufactured by inserting an optical fiber into a ferrule of the optical connector, a tip portion of the optical fiber is The optical connector is manufactured by inserting the optical fiber into the ferrule after the corners are treated with a heat treatment means to give a roundness.
【0007】前記加熱処理手段が火花放電加工処理手段
であることが望ましいものである。It is desirable that the heat treatment means is a spark electric discharge machining treatment means.
【0008】[0008]
【作用】以上のような光コネクタの製造方法とすること
により、光ファイバの先端部(切断部)における角部を
火花放電加工処理手段などの加熱処理手段により処理し
て丸味を与える。次いで光コネクタのフェルールに光フ
ァイバを挿入すると、光ファイバの先端部における角部
には丸味が与えられているから、角部が欠けることがな
く挿入され、しかも光ファイバの他の部分に傷を生じさ
せることがない。With the above-described method for manufacturing an optical connector, the corners at the tip (cutting portion) of the optical fiber are treated with heat treatment means such as spark electric discharge machining means to give a roundness. Next, when the optical fiber is inserted into the ferrule of the optical connector, the corners at the tip of the optical fiber are rounded, so that the corners are inserted without chipping and the other parts of the optical fiber are not damaged. It does not occur.
【0009】したがって、断線に至るまでの寿命が長く
なり信頼性の向上を図ることができる。Therefore, the life up to the disconnection is extended and the reliability can be improved.
【0010】[0010]
【実施例】以下、この発明の実施例を図面に基いて詳細
に説明する。Embodiments of the present invention will be described in detail below with reference to the drawings.
【0011】図1(A),(B)を参照するに、光ファ
イバ5の端面(切断面)5Aにおける角部5Bを曲率半
径Rの球面5Dとしたり、あるいはC面部5Eとするこ
とにより、光ファイバ5の端面(切断面)5Aの角部5
Bが欠けないようにした。Referring to FIGS. 1 (A) and 1 (B), the corner portion 5B of the end surface (cutting surface) 5A of the optical fiber 5 is formed as a spherical surface 5D having a radius of curvature R or a C surface portion 5E. Corner 5 of end face (cutting face) 5A of optical fiber 5
I tried not to chip B.
【0012】この角部5Bを球面5DあるいはC面部5
Eとする手段としては、好ましくは火花放電加工処理手
段の加熱処理手段により行うのが望ましいものである。
火花放電加工処理手段以外の加熱処理手段であっても構
わないものである。This corner 5B is replaced by a spherical surface 5D or a C surface 5
As the means for making E, it is preferable to use the heat treatment means of the spark electric discharge machining means.
A heat treatment means other than the spark electric discharge machining treatment means may be used.
【0013】また、加熱処理手段の他に、酸などによる
化学的処理手段あるいは研磨砥粒などによる物理的処理
手段により、角部5Bを球面部5DやC面部5Eとする
ようにしてもよいものである。In addition to the heat treatment means, the corner portion 5B may be made into the spherical surface portion 5D or the C surface portion 5E by a chemical treatment means such as an acid or a physical treatment means such as abrasive grains. Is.
【0014】上記構成により、光ファイバ5を光コネク
タのフェルール1における挿入穴3に挿入する際、光フ
ァイバ5の先端部5Aにおける角部5Bには球面部5D
やC面部5Eが与えられているから、角部5Bが欠ける
ことがなく挿入されて光コネクタを製造することができ
る。しかも、光ファイバ5の他の部分に傷を生じさせる
ことがない。したがって、断線に至るまでの寿命が長く
なり信頼性の向上を図ることができる。With the above structure, when the optical fiber 5 is inserted into the insertion hole 3 of the ferrule 1 of the optical connector, the spherical portion 5D is formed at the corner 5B of the tip 5A of the optical fiber 5.
Since the C-face portion 5E and the C-face portion 5E are provided, the corner portion 5B can be inserted without being chipped to manufacture an optical connector. Moreover, the other parts of the optical fiber 5 are not scratched. Therefore, the life up to the disconnection is extended and the reliability can be improved.
【0015】上述の説明においては単心コネクタについ
て説明したが、勿論4心、8心などの多心コネクタにお
けるフェルールの各挿入穴に各光ファイバを挿入する際
にも対応できるものである。In the above description, the single-core connector has been described, but it is of course also applicable to inserting each optical fiber into each insertion hole of a ferrule in a multi-core connector such as a 4-core or 8-core connector.
【0016】なお、この発明は、前述した実施例に限定
されることなく、適宜な変更を行うことにより、その他
の態様で実施し得るものである。The present invention is not limited to the above-described embodiments, but can be implemented in other modes by making appropriate changes.
【0017】[0017]
【発明の効果】以上のごとき実施例の説明より理解され
るように、この発明によれば、光ファイバを光コネクタ
のフェルールに挿入する際、光ファイバの先端部におけ
る角部には丸味が与えられているから、光ファイバの先
端部における角部が欠けることがなく挿入されて光コネ
クタを製造することができる。しかも、光ファイバの他
の部分に傷を生じさせることがない。したがって、断線
に至るまでの寿命が長くなり信頼性の向上を図ることが
できる。As can be understood from the above description of the embodiments, according to the present invention, when the optical fiber is inserted into the ferrule of the optical connector, the corners at the tip of the optical fiber are rounded. Therefore, the optical connector can be manufactured by inserting the optical fiber without the corners at the tip of the optical fiber being chipped. Moreover, the other parts of the optical fiber are not damaged. Therefore, the life up to the disconnection is extended and the reliability can be improved.
【図1】この発明を実施するのに使用する光ファイバの
一実施例の正面図である。FIG. 1 is a front view of an embodiment of an optical fiber used to carry out the present invention.
【図2】従来、光コネクタを製造するときフェルールに
光ファイバを挿入する際の説明図である。FIG. 2 is an explanatory view of inserting an optical fiber into a ferrule when manufacturing an optical connector in the related art.
1 光コネクタのフェルール 3 挿入穴 5 光ファイバ 5A 先端部(切断面) 5B 角部 5D 曲面部 5E C面部 1 Optical Connector Ferrule 3 Insertion Hole 5 Optical Fiber 5A Tip (Cut) 5B Corner 5D Curved Surface 5E C Surface
Claims (2)
挿入して光コネクタを製造する際、光ファイバの先端部
における角部を加熱処理手段により処理して丸味を与え
た後、フェルールに光ファイバを挿入して光コネクタを
製造することを特徴とする光コネクタの製造方法。1. When an optical fiber is inserted into a ferrule of an optical connector to manufacture an optical connector, a corner portion at a tip end of the optical fiber is treated with heat treatment means to give a roundness, and then the optical fiber is attached to the ferrule. An optical connector manufacturing method comprising inserting the optical connector to manufacture an optical connector.
段であることを特徴とする請求項1記載の光コネクタの
製造方法。2. The method of manufacturing an optical connector according to claim 1, wherein the heat treatment means is spark electric discharge machining treatment means.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9717094A JPH07306333A (en) | 1994-05-11 | 1994-05-11 | Production of optical connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9717094A JPH07306333A (en) | 1994-05-11 | 1994-05-11 | Production of optical connector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH07306333A true JPH07306333A (en) | 1995-11-21 |
Family
ID=14185113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9717094A Pending JPH07306333A (en) | 1994-05-11 | 1994-05-11 | Production of optical connector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH07306333A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6331081B1 (en) | 1997-03-13 | 2001-12-18 | Sumitomo Electric Industries, Ltd. | Optical transmission member and manufacturing method therefor |
JP2011039236A (en) * | 2009-08-10 | 2011-02-24 | Nippon Telegr & Teleph Corp <Ntt> | Assembly device and assembly method of optical connector |
JP2011203544A (en) * | 2010-03-26 | 2011-10-13 | Fujikura Ltd | Method and structure for connecting optical fiber |
WO2014009512A2 (en) | 2012-07-12 | 2014-01-16 | Tyco Electronics Raychem Bvba | Optical fiber cleaving mechanism and method of use |
WO2019043049A1 (en) | 2017-08-29 | 2019-03-07 | CommScope Connectivity Belgium BVBA | Optical fiber clamp |
-
1994
- 1994-05-11 JP JP9717094A patent/JPH07306333A/en active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6331081B1 (en) | 1997-03-13 | 2001-12-18 | Sumitomo Electric Industries, Ltd. | Optical transmission member and manufacturing method therefor |
JP2011039236A (en) * | 2009-08-10 | 2011-02-24 | Nippon Telegr & Teleph Corp <Ntt> | Assembly device and assembly method of optical connector |
JP2011203544A (en) * | 2010-03-26 | 2011-10-13 | Fujikura Ltd | Method and structure for connecting optical fiber |
US8511914B2 (en) | 2010-03-26 | 2013-08-20 | Fujikura Ltd. | Method for connecting optical fibers and connection structure of optical fibers |
WO2014009512A2 (en) | 2012-07-12 | 2014-01-16 | Tyco Electronics Raychem Bvba | Optical fiber cleaving mechanism and method of use |
WO2019043049A1 (en) | 2017-08-29 | 2019-03-07 | CommScope Connectivity Belgium BVBA | Optical fiber clamp |
US11280963B2 (en) | 2017-08-29 | 2022-03-22 | CommScope Connectivity Belgium BVBA | Optical fiber clamp |
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