CN102455466B - Optical fiber coupling connector and manufacturing method thereof - Google Patents
Optical fiber coupling connector and manufacturing method thereof Download PDFInfo
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- CN102455466B CN102455466B CN201010517895.8A CN201010517895A CN102455466B CN 102455466 B CN102455466 B CN 102455466B CN 201010517895 A CN201010517895 A CN 201010517895A CN 102455466 B CN102455466 B CN 102455466B
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- lens
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- optical surface
- reference column
- polyetherimide
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Abstract
The invention relates to an optical fiber coupling connector and a manufacturing method of the optical fiber coupling connector. The optical fiber coupling connector comprises a plug body, a first lens embedded in the plug body, a socket body and a second lens embedded in the socket body, wherein the first lens comprises a first optical surface; the second lens comprises a second optical surface which is coupled with the first optical surface in an optical way; the plug body is molded with the first lens in an integral way by transparent plastic, and the socket body is also molded with the second lens in an integral way by the transparent plastic, wherein the melting point of the transparent plastic is lower than that of polyetherimide, and the fluidity of the transparent plastic is better than that of the polyetherimide; and the first optical surface and the second optical surface are respectively plated with a transparent film. After the optical fiber coupling connector is manufactured by the method, the optical characteristics of the optical fiber coupling connector can be maintained, and the production cost is greatly reduced.
Description
Technical field
The present invention relates to optical-fiber coupling connector field, particularly relate to a kind of optical-fiber coupling connector and preparation method thereof.
Background technology
Optical Fiber Transmission has that transmission speed is fast, bandwidth, loss is low, antijamming capability is strong, fidelity is high and reliable working performance etc. is outstanding advantage, obtains apply more and more widely in the communications field.
For reaching the transmission requirement of higher rate, the optical-fiber coupling connector with high data rate arises at the historic moment.Existing fiber coupled connector is made up of plug end and socket end usually.This plug end and socket end comprise body, optical lens and optical fiber respectively.This body is provided with blind hole.This optical lens is embedded in this body, and is positioned at the axis of this blind hole.This optical fiber is fixed in this blind hole.During use, this plug end is inserted this socket end, the optical lens of the optical lens of this plug end and this socket end, by coaxial alignment, can carry out the optical communication between plug end and socket end.
This body and optical lens adopt the plastics of same lazy flow high strength usually, are generally polyetherimide (PEI), are injected into mould one-body molded.Only, this highstrenghtpiston is often expensive, and in injection technique, these plastics, because of the higher forming temperature of the not good need of mobility, accordingly, need supporting board and the interfacing equipment purchasing higher level, cause production cost higher.
Summary of the invention
For reducing costs, the invention provides a kind of optical-fiber coupling connector and preparation method thereof.
This optical-fiber coupling connector comprises header body, be embedded at the first lens of this header body, jack body and be embedded at the second lens of this jack body.These first lens comprise the first optical surface, and these second lens comprise the second optical surface.This second optical surface is used for carrying out optical coupled with this first optical surface.This header body and this first lens, this jack body and these second lens are lower than polyetherimide by fusing point respectively and the transparent plastic that mobility is better than polyetherimide is one-body molded.This first optical surface and the second optical surface are coated with hyaline membrane respectively.
The method for making of this optical-fiber coupling connector comprises: with fusing point, and transparent plastic that mobility than polyetherimide good lower than polyetherimide is for raw material, adopt jetting formation process one-body molded header body and the first lens respectively, jack body and the second lens, these first lens have the first optical surface, these second lens have the second optical surface, and this second optical surface is used for and this first optical surface optical coupled; And plate hyaline membrane respectively at this first optical surface and the second optical surface.
This transparent plastic is cheap, can this header body one-body molded and this first lens by this area common ejection formation board and interfacing equipment, and this jack body and this second lens, thus reduction raw materials cost and equipment cost greatly.Separately, compared to polyetherimide, this transparent plastic has the fusing point lower than polyetherimide, so that this ejection formation board just by this plastics melting, thus can save heating energy source in lower temperature, reduces production cost further.And, in conjunction with coating process, the optical characteristics of this optical-fiber coupling connector can be maintained.
Accompanying drawing explanation
Schematic diagram after the optical-fiber coupling connector coupling that Fig. 1 provides for the technical program one embodiment.
Fig. 2 is the decomposing schematic representation of optical-fiber coupling connector shown in Fig. 1.
The plug end local that Fig. 3 is optical-fiber coupling connector shown in Fig. 2 is along the cut-open view of III-III line.
The socket end local that Fig. 4 is optical-fiber coupling connector shown in Fig. 2 is along the cut-open view of IV-IV line.
Main element symbol description
Optical-fiber coupling connector 10
Plug end 20
Socket end 30
Header body 11
First optical fiber 111
First lens 13
First optical surface 131
First coupling surface 132
Second optical fiber 121
Second lens 14
Second optical surface 141
Second coupling surface 142
Hyaline membrane 40
Reference column 110
Pilot hole 120
Embodiment
Below in conjunction with the drawings and the specific embodiments, optical-fiber coupling connector that the technical program provides and preparation method thereof is described in detail.
Refer to shown in Fig. 1 and Fig. 2, the optical-fiber coupling connector 10 that an embodiment of the present invention provides comprises plug end 20 and socket end 30.Socket end 30 can be located at the equipment such as main frame, printer, camera, and data, in Portable, for coordinating with socket end 30, input or output to aforementioned device by plug end 20.
Plug end 20 comprises header body 11, four first optical fiber 111 and four the first lens 13.These four first optical fiber 111 are fixed in the blind hole (not shown) of this header body 11.These four the first lens 13 are embedded in this header body 11.Each first lens 13 have the first optical surface 131 and first coupling surface 132 opposing with the first optical surface 131.Every root first optical fiber 111 is relative with this first coupling surface 132, matches with these first lens 13, for exporting or Received signal strength.First lens 13 and header body 11 are lower than polyetherimide and the transparent plastic that mobility is better than polyetherimide is one-body molded through jetting formation process by fusing point.As for the material of this transparent plastic, those of ordinary skill in the art can according to actual needs and select voluntarily in conjunction with self knowledge and experience.For example, these plastics can be the transparent materials such as polymethylmethacrylate, polycarbonate or amorphism polypropylene.Consult Fig. 2 and Fig. 3, the first optical surface 131 of the first lens 13 is formed with hyaline membrane 40.Be polymethylmethacrylate material for the first lens 13, in using optical wavelength for 850nm when, this hyaline membrane 40 thickness can between 1 to 3 micron, and material can be the composite structure of silica coating, five oxidation Tritanium/Trititanium retes, five oxidation two thallium retes lamination successively.
One end that header body 11 has the first lens 13 is provided with two reference columns 110.This two reference column 110 is located at the both sides of these 4 first lens 13 respectively.Every root reference column 110 is conical, and it diametrically reduces gradually away from the direction of header body 11.
See also Fig. 2 and Fig. 4, socket end 30 comprises jack body 12, four second optical fiber 121 and four the second lens 14.These four second optical fiber 121 are located in the blind hole (not shown) of this jack body 12.These four the second lens 14 are embedded at one end of this jack body 12.Each second lens 14 are corresponding with one first lens 13, and comprise the second optical surface 141 and second coupling surface 142 opposing with this second optical surface 141.Second lens 14 and jack body 12 are also low than polyetherimide by fusing point and the transparent plastic that mobility is better than polyetherimide is one-body molded through jetting formation process.As for the material of this transparent plastic, those of ordinary skill in the art can according to actual needs and select voluntarily in conjunction with self knowledge and experience.The material of the second lens 14 and jack body 12 is same as the first lens 13 and header body 11.The second optical surface 141 being same as the first lens 13, second lens 14 is also formed with hyaline membrane 40.
The reference column 110 of corresponding plug body 11, one end being positioned at the second lens 14 of jack body 12 is provided with pilot hole 120.Diametrically increasing gradually away from the direction of jack body 12 of pilot hole 120, thus the one end making reference column 110 diameter less is aimed at pilot hole 120 and diameter larger part and is inserted pilot hole 120.When reference column 110 inserts pilot hole 120, the optical axis coincidence of the first lens 13 and the second lens 14, and there is certain distance with coupling optical signal preferably between the first lens 13 and the second lens 14.Reference column 110 can be other shape, and as cylindrical, the shape of pilot hole 120 needs corresponding change.
Separately, the hole wall of this reference column 110 surface and this pilot hole 120 also can be coated with wear-resisting rete, improves reference column 110 and the surface abrasion resistance of jack body 12 in pilot hole 120.
This optical-fiber coupling connector 10 can be made up of following method.
First; with fusing point is lower than polyetherimide and the transparent plastic particle that mobility is better than polyetherimide or powder for raw material; as polymethylmethacrylate; by this area common ejection formation board and interfacing equipment one-body molded making header body 11 and the first lens 13 respectively, and jack body 12 and the second lens 14.Be appreciated that because this raw material fusing point is low, ejection formation board temperature is controlled the fusing point to this raw material, and raw material will be melt into hot melt, and the die cavity of full mould, has better molding effect.
Secondly, hyaline membrane 40 is formed respectively at the first optical surface 131 of the first lens 13 and the second optical surface 141 of the second lens 14.This hyaline membrane 40 is made by coating process such as reaction equation sputter, the chemogenic deposit that this area is usual.The material of this hyaline membrane 40 can be determined according to actual needs, and for example, can plate silicon dioxide layer, five oxidation three titanium layers, five oxidation two thallium layers in this first optical surface 131 and the second optical surface 141 successively respectively, the gross thickness of above-mentioned each coating is between 1 to 3 micron.
For improving reference column 110 and the surface abrasion resistance of jack body 12 in pilot hole 120, the common wear-resisting rete in this area can be coated with in the hole wall of this reference column 110 surface and this pilot hole 120.
Finally, the first optical fiber 111 groups is entered in this header body 11, and make this first optical fiber 111 relative with this first coupling surface 132; Second optical fiber 121 groups is entered in this jack body 12, and makes this second optical fiber 121 relative with this second coupling surface 142.This first optical fiber 111 and the second optical fiber 121 are fixed on predetermined blind hole by dotting glue method.
The method for making of this optical-fiber coupling connector adopts cheap and fusing point is lower than polyetherimide and the transparent plastic that mobility is better than polyetherimide, namely can be made into required optical-fiber coupling connector by this area common ejection formation board and interfacing equipment, can greatly reduce raw materials cost and equipment cost thus.Separately, compared to polyetherimide, the plastics of this method for making use have comparatively low melting glass, therefore this ejection formation several just by this plastics melting, thus can save heating energy source in lower temperature, reduces production cost further.And, in conjunction with coating process, the optical characteristics of this optical-fiber coupling connector can be maintained.
Be understandable that, those skilled in the art also can do other change and wait for design of the present invention in spirit of the present invention, as long as it does not depart from technique effect of the present invention.These changes done according to the present invention's spirit, all should be included in the present invention's scope required for protection.
Claims (3)
1. an optical-fiber coupling connector, it comprises header body, be embedded at the first lens of this header body, jack body and be embedded at the second lens of this jack body, these first lens comprise the first optical surface, these second lens comprise the second optical surface, this second optical surface is used for carrying out optical coupled with this first optical surface, this header body comprises two reference columns, this two reference column is convexly equipped in this first lens both sides, this jack body has two pilot holes, this the second lens both sides are located at by this two pilot hole, each pilot hole is corresponding with a reference column and for accommodating this reference column corresponding with it, the hole wall of this two reference columns surface and this two pilot hole is coated with wear-resisting rete respectively, it is characterized in that, this header body and this first lens, this jack body and these second lens are lower than polyetherimide by fusing point respectively and the transparent plastic that mobility is better than polyetherimide is one-body molded, this first optical surface and this second optical surface are coated with hyaline membrane respectively, this hyaline membrane is silica coating, five oxidation Tritanium/Trititanium retes, the composite film of five oxidation two thallium retes lamination successively, in using optical wavelength for 850nm when, this hyaline membrane thickness is between 1 to 3 micron.
2. a method for making for optical-fiber coupling connector, it comprises:
With fusing point, and transparent plastic that mobility than polyetherimide good lower than polyetherimide is for raw material, adopt jetting formation process one-body molded header body and the first lens respectively, jack body and the second lens, these first lens have the first optical surface, these second lens have the second optical surface, this second optical surface is used for and this first optical surface optical coupled, header body comprises two reference columns, this two reference column is convexly equipped in this first lens both sides, this jack body has two pilot holes, this the second lens both sides are located at by this two pilot hole, each pilot hole is corresponding with a reference column, for accommodating this reference column corresponding with it, the hole wall that this method for making is also included in each reference column surface and each pilot hole plates wear-resistant membrane, and
Hyaline membrane is plated respectively at this first optical surface and this second optical surface, this hyaline membrane is silica coating, five oxidation Tritanium/Trititanium retes, five are oxidized two thallium retes composite film laminated successively, in using optical wavelength for 850nm when, this hyaline membrane thickness is between 1 to 3 micron.
3. the method for making of optical-fiber coupling connector as claimed in claim 2, it is characterized in that, these first lens also comprise first coupling surface opposing with this first optical surface, these second lens also comprise second coupling surface opposing with this second optical surface, this method for making also comprises the first optical fiber group to enter in this header body, and makes this first optical fiber relative with this first coupling surface; And the second optical fiber group entered in this jack body, and make this second optical fiber relative with this second coupling surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010517895.8A CN102455466B (en) | 2010-10-25 | 2010-10-25 | Optical fiber coupling connector and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010517895.8A CN102455466B (en) | 2010-10-25 | 2010-10-25 | Optical fiber coupling connector and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102455466A CN102455466A (en) | 2012-05-16 |
| CN102455466B true CN102455466B (en) | 2015-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010517895.8A Expired - Fee Related CN102455466B (en) | 2010-10-25 | 2010-10-25 | Optical fiber coupling connector and manufacturing method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN102455466B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155728B (en) * | 2013-05-14 | 2018-05-04 | 爱普迪光通讯科技(深圳)有限公司 | photoelectric coupling lens module |
| CN105759364B (en) * | 2014-12-16 | 2018-12-25 | 中国科学院苏州纳米技术与纳米仿生研究所 | A kind of manufacturing method and optical fiber collimator fixture of optical fiber collimator fixture |
| CN106646759A (en) | 2016-11-04 | 2017-05-10 | 潮州三环（集团）股份有限公司 | Guide pin and preparation method thereof |
| JP6510619B1 (en) * | 2017-11-16 | 2019-05-08 | 株式会社フジクラ | Ferrule structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5241612A (en) * | 1991-09-17 | 1993-08-31 | Fujitsu Limited | Multicore optical connector |
| US6035664A (en) * | 1996-03-21 | 2000-03-14 | Nippon Sheet Glass Company Ltd. | Method of producing an optical module |
| CN101124501A (en) * | 2005-04-05 | 2008-02-13 | 罗森伯格高频技术有限及两合公司 | Optical data transmission cable plug connection with fakra housing |
| TWM347581U (en) * | 2008-03-06 | 2008-12-21 | Wintek Corp | Color filter substrate, liquid crystal display and electronic apparatus |
| CN101438193A (en) * | 2006-06-12 | 2009-05-20 | 日本电气硝子株式会社 | Optical device and lens assembly |
| CN201583695U (en) * | 2009-10-13 | 2010-09-15 | 富士康(昆山)电脑接插件有限公司 | Optical fiber connector |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040109646A1 (en) * | 2002-12-09 | 2004-06-10 | Anderson Timothy W. | Array connector/ferrule for large core ribbon fiber |
| JP2006220717A (en) * | 2005-02-08 | 2006-08-24 | Hosiden Corp | Optical fiber splicing part and optical fiber splicer using the same |
-
2010
- 2010-10-25 CN CN201010517895.8A patent/CN102455466B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5241612A (en) * | 1991-09-17 | 1993-08-31 | Fujitsu Limited | Multicore optical connector |
| US6035664A (en) * | 1996-03-21 | 2000-03-14 | Nippon Sheet Glass Company Ltd. | Method of producing an optical module |
| CN101124501A (en) * | 2005-04-05 | 2008-02-13 | 罗森伯格高频技术有限及两合公司 | Optical data transmission cable plug connection with fakra housing |
| CN101438193A (en) * | 2006-06-12 | 2009-05-20 | 日本电气硝子株式会社 | Optical device and lens assembly |
| TWM347581U (en) * | 2008-03-06 | 2008-12-21 | Wintek Corp | Color filter substrate, liquid crystal display and electronic apparatus |
| CN201583695U (en) * | 2009-10-13 | 2010-09-15 | 富士康(昆山)电脑接插件有限公司 | Optical fiber connector |
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| CN102455466A (en) | 2012-05-16 |
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