JPS6236205B2 - - Google Patents
Info
- Publication number
- JPS6236205B2 JPS6236205B2 JP53105659A JP10565978A JPS6236205B2 JP S6236205 B2 JPS6236205 B2 JP S6236205B2 JP 53105659 A JP53105659 A JP 53105659A JP 10565978 A JP10565978 A JP 10565978A JP S6236205 B2 JPS6236205 B2 JP S6236205B2
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- triangular frame
- hole
- cylindrical part
- fiber 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.)
- Expired
Links
- 239000013307 optical fiber Substances 0.000 claims description 29
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000004804 winding Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Description
【発明の詳細な説明】 本発明は光フアイバケーブル製造装置に係る。[Detailed description of the invention] The present invention relates to an optical fiber cable manufacturing apparatus.
光フアイバケーブルは、通常第１図に示す構成
を有する。すなわち、例えば６箇の脚片１を有し
断面星型のテンシヨメンバ２の脚片間の間隙に、
一頂辺の開いた３角枠３内に光フアイバ４を収容
したものを縦添えし、外周をシース５でおおつて
光フアイバケーブルとしている。 An optical fiber cable typically has the configuration shown in FIG. That is, for example, in the gap between the legs of a tension member 2 having six legs 1 and having a star-shaped cross section,
An optical fiber 4 housed in a triangular frame 3 with one top open is attached vertically, and the outer periphery is covered with a sheath 5 to form an optical fiber cable.
このような構成の光フアイバケーブルにおい
て、３角枠３内の光フアイバ４が何らかの原因に
よりストレスを持つていると、伝送損失が増大し
ケーブルの特性が低下する。 In the optical fiber cable having such a configuration, if the optical fibers 4 within the triangular frame 3 are stressed for some reason, transmission loss increases and cable characteristics deteriorate.
上記のような伝送損失の増大を防止するには３
角枠内の光フアイバフアイバが長手方向のたるみ
を有し、多少の外力が作用してもストレスを生じ
ないようにすればよい。 To prevent the increase in transmission loss as mentioned above, 3.
It is sufficient that the optical fibers in the square frame have slack in the longitudinal direction so that no stress is generated even if some external force is applied.
光フアイバ４にたるみを持たせるには、３角枠
内に光フアイバを挿入する時、光フアイバに螺旋
状のたるみを持つて挿入するようにすればよい。 In order to give the optical fiber 4 some slack, when inserting the optical fiber into the triangular frame, the optical fiber may be inserted with a spiral slack.
本発明においては光フアイバの上記のような３
角枠への挿入を連続的に行うことができる光フア
イバケーブル製造装置を提供する。 In the present invention, the above-mentioned three types of optical fibers are used.
An optical fiber cable manufacturing device capable of continuously inserting into a square frame is provided.
以下図面につき本発明の詳細を説明する。第２
図は本発明装置の概略構成を、また第３図はその
要部の詳細をそれぞれ示している。第２図におい
て、第２図に示すテンシヨンメンバ２はテンシヨ
ンメンバサプライリール２Ｒから、また光フアイ
バ４は光フアイバサプライリール４Ｒから、さら
に３角枠３は３角枠サプライリール３Ｒからそれ
ぞれ供給され、各三角枠とそれに対応する光フア
イバとは、撚口６の手前に設置した自動挿入機７
によつて所定に組合せられ、撚口６の通過後、横
巻機８において押え巻を施される。なお、第１図
中９は引取機、１０は巻取機を示している。 The invention will be explained in detail below with reference to the drawings. Second
The figure shows a schematic configuration of the device of the present invention, and FIG. 3 shows details of its main parts. In FIG. 2, the tension member 2 shown in FIG. 2 is supplied from the tension member supply reel 2R, the optical fiber 4 is supplied from the optical fiber supply reel 4R, and the triangular frame 3 is supplied from the triangular frame supply reel 3R. Each triangular frame and its corresponding optical fiber are inserted into the automatic insertion machine 7 installed in front of the twisting port 6.
After passing through the twisting port 6, it is pressed and wound in a horizontal winding machine 8. In addition, in FIG. 1, 9 indicates a take-up machine, and 10 indicates a winding machine.
自動挿入機７の詳細構造およびその作用は第３
図Ａによつて説明する。 The detailed structure and operation of the automatic insertion machine 7 are described in Part 3.
This will be explained with reference to Figure A.
すなわち、第３図において、挿入用ダイ１１
は、円筒部１２とその周面の一母線上から半径方
向に突出し、その斜辺が円筒状部の一端と一致し
その端面から軸方向にはなれて一鋭角頂点を有す
る直角三角形状の突出片１３とをそなえ、円筒状
部１２には回転ロツド１４を可動に係合させる透
孔１５が設けられている。透孔１５の周面には光
フアイバ４の外径に合せて選択した曲率を有する
断面円弧状の螺旋溝１６が設けてある。 That is, in FIG. 3, the insertion die 11
is a right triangular protruding piece 13 that protrudes radially from one generatrix of the cylindrical part 12 and its circumferential surface, has an oblique side coincident with one end of the cylindrical part, and has an acute apex axially separated from the end face. The cylindrical portion 12 is provided with a through hole 15 in which a rotary rod 14 is movably engaged. A spiral groove 16 having an arcuate cross section and a curvature selected according to the outer diameter of the optical fiber 4 is provided on the circumferential surface of the through hole 15 .
回転ロツド１４は突出片１３の直角の頂点があ
る側から透孔１５に挿入され、円筒状部１２の他
端から突出した端部は円錐状とされている。回転
ロツド１４は螺旋溝進行方向に図示しない機構に
より駆動回転される。 The rotating rod 14 is inserted into the through hole 15 from the side where the right-angled apex of the protruding piece 13 is located, and the end protruding from the other end of the cylindrical portion 12 has a conical shape. The rotating rod 14 is driven and rotated by a mechanism not shown in the spiral groove advancing direction.
円錐状の先端から若干離間してローラ１７が設
けられている。 A roller 17 is provided at a slight distance from the conical tip.
光フアイバ４は、突出片１３の直角頂点側に設
けたガイドローラ１８を介して、円筒状部１２に
供給され回転ロツド１４外周と螺旋溝１６の形成
する空隙を通過して円筒状部他端から引出されて
いる。一方、３角枠３は突出片１３の直角頂点側
からその解放部を突出片に係合させて他端に向つ
て引出される。而して、ローラ１７の所でほぼ水
平方向に走行方向を変更する。 The optical fiber 4 is supplied to the cylindrical part 12 via a guide roller 18 provided at the right angle apex side of the protruding piece 13, passes through the gap formed by the outer periphery of the rotating rod 14 and the spiral groove 16, and reaches the other end of the cylindrical part. It is drawn from. On the other hand, the triangular frame 3 is pulled out from the right-angled apex side of the protruding piece 13 toward the other end by engaging its release portion with the protruding piece. Thus, the running direction is changed to approximately horizontal at the roller 17.
上記の如くする時、円筒状部１２通過中に光フ
アイバ４は螺旋状に巻回され、ロツド１４の尖鋭
な端部から順次離脱し、突出片１３によつて押拡
げられている３角枠３内に挿入されて行く。 When doing the above, the optical fiber 4 is wound in a spiral while passing through the cylindrical part 12, and is successively separated from the sharp end of the rod 14, and the triangular frame which is pushed out by the protruding piece 13 It will be inserted into 3.
３角枠３は突出片通過後、次第に閉じ、前記挿
入された光フアイバを枠内に保持する。 After the protruding piece passes, the triangular frame 3 gradually closes to hold the inserted optical fiber within the frame.
従つて、第２図の装置によれば、第１図に示す
構成で、しかも光フアイバが長手方向にたるみを
有する光フアイバケーブルを連続的に製造するこ
とができる。 Therefore, according to the apparatus shown in FIG. 2, it is possible to continuously manufacture an optical fiber cable having the configuration shown in FIG. 1, and in which the optical fiber has slack in the longitudinal direction.
なお、本発明は上記実施例のみに限定されな
い。例えば、第３図Ｂに示す如く、円筒状部１２
の回転ロツド１４挿入側の螺旋溝１６の入口端に
おいて、つづみ型のローラ１９を設置し、光フア
イバをガイドさせるようにしてもよい。 Note that the present invention is not limited to the above embodiments. For example, as shown in FIG. 3B, the cylindrical portion 12
At the entrance end of the spiral groove 16 on the insertion side of the rotating rod 14, a pinch-type roller 19 may be installed to guide the optical fiber.
第１図は本発明装置により製造すべき光フアイ
バケーブルの断面図、第２図は本発明一実施例の
概略図、第３図Ａはその要部の断面図、同図Ｂは
前記要部変形例の斜視図である。
１……脚片、２……テンシヨンメンバ、３……
３角枠、４……光フアイバ、６……撚口、７……
自動挿入機、８……横巻機、９……引取機、１２
……円筒部、１３……突出部、１４……回転ロツ
ド、１５……透孔、１６……螺旋溝。
FIG. 1 is a sectional view of an optical fiber cable to be manufactured by the apparatus of the present invention, FIG. 2 is a schematic diagram of an embodiment of the present invention, FIG. 3A is a sectional view of the main part thereof, and FIG. It is a perspective view of a modification. 1...Leg piece, 2...Tension member, 3...
Triangular frame, 4... Optical fiber, 6... Twisted opening, 7...
Automatic insertion machine, 8...Horizontal winding machine, 9...Take-up machine, 12
...Cylindrical portion, 13...Protruding portion, 14...Rotating rod, 15...Through hole, 16...Spiral groove.
Claims (1)
バの各脚片間の間隙に一頂辺の開いた３角枠内に
光フアイバを収容したものを撚口で撚合せる光フ
アイバケーブル製造装置において、撚口と光フア
イバサプライリールおよび３角枠サプライリール
間には対応する光フアイバと３角枠とを組合せる
下記ａ〜ｃの構成を有する自動挿入機を設けたこ
とを特徴とする光フアイバケーブル製造装置。 ａ 透孔を具える円筒状部およびその周面の一母
線から半径方向に突出した直角三角形状の突出
片を有するダイ。 ｂ 前記透孔に前記突出片の直角頂点のある側か
ら挿入され他端からの突出部は円錐状とされた
回転ロツド。 ｃ 前記透孔内周面に設けられ前記回転ロツドが
その挿入端から他端に向かつて螺旋状に進行す
るように設けられた断面円弧状の螺旋溝。[Claims] 1. A tension member having radial leg pieces and a star-shaped cross section, with optical fibers housed in a triangular frame with one top side open in the gap between each leg piece, is twisted using a twisting spout. In the optical fiber cable manufacturing device, an automatic insertion machine having the following configurations a to c for combining the corresponding optical fibers and the triangular frame is provided between the twisting port, the optical fiber supply reel, and the triangular frame supply reel. Optical fiber cable manufacturing equipment featuring: a. A die having a cylindrical part provided with a through hole and a right triangular protruding piece protruding radially from one generatrix of the circumferential surface of the cylindrical part. b. A rotary rod that is inserted into the through hole from the side where the right-angled vertex of the projecting piece is located, and the projecting portion from the other end is conical. c. A spiral groove having an arcuate cross-section and provided on the inner circumferential surface of the through hole so that the rotary rod progresses in a spiral pattern from the insertion end to the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10565978A JPS5533122A (en) | 1978-08-31 | 1978-08-31 | Optical fiber cable producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10565978A JPS5533122A (en) | 1978-08-31 | 1978-08-31 | Optical fiber cable producing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5533122A JPS5533122A (en) | 1980-03-08 |
| JPS6236205B2 true JPS6236205B2 (en) | 1987-08-06 |
Family
ID=14413558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10565978A Granted JPS5533122A (en) | 1978-08-31 | 1978-08-31 | Optical fiber cable producing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5533122A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63158506U (en) * | 1987-04-03 | 1988-10-18 | ||
| JPS63191210U (en) * | 1987-05-29 | 1988-12-09 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6173913A (en) * | 1984-09-19 | 1986-04-16 | Sumitomo Electric Ind Ltd | Optical fiber cable and its manufacture |
| JPH02122501U (en) * | 1989-03-17 | 1990-10-08 | ||
| JPH0737205Y2 (en) * | 1992-08-31 | 1995-08-23 | 日本メクトロン株式会社 | Internal terminal type laminated bus bar |
-
1978
- 1978-08-31 JP JP10565978A patent/JPS5533122A/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63158506U (en) * | 1987-04-03 | 1988-10-18 | ||
| JPS63191210U (en) * | 1987-05-29 | 1988-12-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5533122A (en) | 1980-03-08 |
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