CN108508535A - A kind of production method of the 1x2 fiber optic splitters based on convex cone welding - Google Patents
A kind of production method of the 1x2 fiber optic splitters based on convex cone welding Download PDFInfo
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- CN108508535A CN108508535A CN201810316639.9A CN201810316639A CN108508535A CN 108508535 A CN108508535 A CN 108508535A CN 201810316639 A CN201810316639 A CN 201810316639A CN 108508535 A CN108508535 A CN 108508535A
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- optical fiber
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/255—Splicing of light guides, e.g. by fusion or bonding
- G02B6/2551—Splicing of light guides, e.g. by fusion or bonding using thermal methods, e.g. fusion welding by arc discharge, laser beam, plasma torch
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/255—Splicing of light guides, e.g. by fusion or bonding
- G02B6/2555—Alignment or adjustment devices for aligning prior to splicing
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
Abstract
The invention belongs to optical fibre device technical fields, are related to a kind of production method of the 1x2 fiber optic splitters based on convex cone welding.Single mode optical fiber A, single mode optical fiber B, single mode optical fiber C are subjected to convex cone dislocation welding using heat sealing machine, including：Single mode optical fiber A, single mode optical fiber B, single mode optical fiber C divest coat, and end face is cut flat with, single mode optical fiber A is placed on heat sealing machine one end, single mode optical fiber B and single mode optical fiber C are placed on to the other end of heat sealing machine, according to different target splitting ratio, the dislocation distance of single mode optical fiber A and single mode optical fiber B and C are adjusted, and adjusts splicing parameter, forms convex cone welding.This method is convex cone dislocation welding, and welding is simple, and repeatability is high, is relatively large in diameter at light splitting, high mechanical strength, splitting ratio is adjustable.
Description
Technical field
The invention belongs to optical fibre device technical fields, are related to a kind of making of the 1x2 fiber optic splitters based on convex cone welding
Method.
Background technology
Fiber optic splitter is a kind of fiber optic passive device for transmitting and distributing optical signal, is used most in fibre system
One of more optical passive component occupies very important status in fiber optic communication and sensory field of optic fibre.Fiber optic splitter is general
Have the characteristics that following:First, device is made of optical fiber, belong to full fiber type device；Second is that the partial wave of light field and multiplex are main
It is realized by pattern beam splitting；Third, optical signal transmission has directionality.According to the beam splitting principle of light, people have been designed that
A variety of fiber optic splitter device structures.Including:X-type fiber optic splitter, star-like fiber optic splitter, doubly clad optical fiber beam splitter, optical fiber
Grating beam splitter, long-period fiber grating beam splitter, bragg fiber beam splitter, photonic crystal fiber splitter etc..With each
Kind of fiber optic communication and fiber optic sensing device are widely used, and the status of fiber optic splitter and act on more and more important, and have become
Fiber optic communication and the indispensable part of sensory field of optic fibre.Design insertion loss is small, beam splitting is efficient, splitting ratio is adjustable simultaneously
The fiber optic splitter that special beam splitting can be achieved, is always the struggle of focus and insider that optical field researcher is chased
Target.
With the appearance of the technologies such as fused biconical taper, mechanical polishing, chemical attack, fiber optic splitter, which starts to grow rapidly, goes forward side by side
Enter the high speed development stage, the excellent fiber optic splitter of various structure-rich, function flourishes as emerging rapidly in large numbersBamboo shoots after a spring rain.Optical fiber
Beam splitter gradually moves towards field of industrial production from laboratory, and production technology reaches its maturity and is widely applied.
A kind of 1 × 2 fiber optic splitter based on convex cone dislocation welding is devised in the present invention, this device is melted with pervious
Melt the beam splitter for drawing the technologies such as cone, mechanical polishing, chemical attack to make to compare, has high mechanical strength, production method simple
Advantage.
Invention content
The present invention solves low, splitting ratio adjusting difficulty of current fiber optic splitter production method difficulty, mechanical strength etc. and asks
Topic, a kind of production method of 1 × 2 fiber optic splitter based on convex cone dislocation welding of major design.In order to achieve the above object,
The present invention provides a kind of production methods of 1 × 2 fiber optic splitter based on convex cone dislocation welding.This method specific technical solution
For：
Single mode optical fiber A, single mode optical fiber B, single mode optical fiber C are subjected to convex cone dislocation welding using heat sealing machine, first by single mode
Optical fiber A is cut flat with using cutter, and then single mode optical fiber B and single mode optical fiber C are stacked together, cut flat with simultaneously, single mode optical fiber B with
The end face of single mode optical fiber C is in same level；Single mode optical fiber A is placed on heat sealing machine one end later, by single mode optical fiber B and list
Mode fiber C is placed on the other end of heat sealing machine, according to different target splitting ratio, adjusts the mistake of single mode optical fiber A and single mode optical fiber B and C
Position distance；It is characterized in that, wherein convex cone dislocation welding parameter is：It is+85~+90 that electric discharge for the first time, which starts intensity, terminates intensity
Identical as intensity is started, it is+75~+80 that electric discharge, which starts intensity, again, and end intensity is identical as intensity is started, discharging compensation value
Be -20, the cleaner discharge time be 180ms~200ms, the fritting time be 150ms~160ms, for the first time discharge time be 800ms~
820ms, Z advance distance are 100um~300um, and it is 0um that Z, which retracts distance, and Z Promoting Forms are+2.
Further, it is+90 when electric discharge for the first time starts intensity in the above method, it is+90 to terminate intensity, and electric discharge again starts
Intensity be+80, terminate intensity be+80, the cleaner discharge time be 200ms, the fritting time be 160ms, for the first time discharge time be
When 800ms, Z advance distance are 300um, the fiber optic splitter of optimal mechanical strength can be obtained.
Beneficial effects of the present invention：
(1) present invention carries out welding using Furukawa 178s optical fiber splicers, and welding is simple, and repeatability is high.
(2) welding process that the present invention uses is convex cone dislocation welding, is relatively large in diameter at light splitting, high mechanical strength, light splitting
Than adjustable.
Description of the drawings
Fig. 1 is 1 × 2 fiber optic splitter structural schematic diagram based on convex cone dislocation welding.
Fig. 2 is 1 × 2 fiber optic splitter microscope figure based on convex cone dislocation welding.
Fig. 3 is spectrophotometric spectra.
In figure：1 single mode optical fiber A；2 single mode optical fiber B；3 single mode optical fiber C.
Specific implementation mode
To keep above-mentioned purpose, advantage more understandable, below in conjunction with the accompanying drawings and specific implementation mode is further to the present invention
Explanation.
The present invention is achieved by the following technical solutions.A kind of making of the 1x2 fiber couplers based on convex cone welding
Method is mainly using tool：Single mode optical fiber, optical fiber cutter, Furukawa 178s heat sealing machines.Wherein single mode optical fiber A1 and single-mode optics
Fine B2 and single mode optical fiber C3 are cut flat with by optical fiber cutter, and use Furukawa 178s heat sealing machines by single mode optical fiber A1 and single mode optical fiber
B2 and single mode optical fiber C3 carry out convex cone dislocation welding.
Light is incident from single mode optical fiber A1, when optical transport is at convex cone dislocation welding, being optically coupled into single mode optical fiber 1
In single mode optical fiber B2 and single mode optical fiber C3, the function of light beam splitting is realized.
Specific implementation process of the present invention is as follows：
Single mode optical fiber A1 is cut flat with using cutter first, single mode optical fiber B2 and single mode optical fiber C3 are then overlayed one
It rises, cuts flat with simultaneously, single mode optical fiber B2 and the end face of single mode optical fiber C3 is made to be in same level.Single mode optical fiber A1 is put later
In heat sealing machine one end, single mode optical fiber B2 and single mode optical fiber C3 are placed on to the other end of heat sealing machine, heat sealing machine electrode position is adjusted, makes
The centers single mode optical fiber A1 are 1 to the junction of quasi-monomode fiber B2 and single mode optical fiber C3, at this time splitting ratio:1, if it is desired to difference point
Light ratio adjusts the dislocation distance of single mode optical fiber A1.Optical fiber splicer splicing parameter, which is arranged, is：Electric discharge for the first time starts intensity and is
+ 90, it is+90 to terminate intensity, and it is+80 that electric discharge, which starts intensity, again, and it is+80 to terminate intensity, and discharging compensation value is -20, and cleaning is put
The electric time is 200ms, and the fritting time is 160ms, and discharge time is 800ms for the first time, and Z advance distances are 300um, and Z retracts distance
For 0um, Z Promoting Forms are+2, press discharge button, realize convex cone dislocation welding, that is, form 1 × 2 fiber optic splitter.It carries out
After convex cone dislocation welding, a diameter of 275 μm of optical fiber convex cone weld forms the fiber optic splitter of optimal mechanical strength.Fig. 2 is it
Microscope figure, Fig. 3 are spectrophotometric spectra.
Claims (2)
1. a kind of production method of the 1x2 fiber optic splitters based on convex cone welding, using heat sealing machine by single mode optical fiber A (1), single mode
Optical fiber B (2), single mode optical fiber C (3) carry out convex cone dislocation welding, first cut flat with single mode optical fiber A using cutter, then will be single
Mode fiber B is stacked together with single mode optical fiber C, cuts flat with simultaneously, and the end face of single mode optical fiber B and single mode optical fiber C is in same level
On face；Single mode optical fiber A is placed on heat sealing machine one end later, single mode optical fiber B and single mode optical fiber C are placed on to the other end of heat sealing machine,
According to different target splitting ratio, the dislocation distance of single mode optical fiber A and single mode optical fiber B and C are adjusted；It is characterized in that, wherein convex cone
Dislocation welding parameter is：It is+85~+90 that electric discharge for the first time, which starts intensity, and end intensity is identical as intensity is started, and electric discharge again starts
Intensity be+75~+80, terminate intensity with start intensity it is identical, discharging compensation value be -20, the cleaner discharge time for 180ms~
200ms, the fritting time be 150ms~160ms, for the first time discharge time be 800ms~820ms, Z advance distances be 100um~
It is 0um that 300um, Z, which retract distance, and Z Promoting Forms are+2.
2. a kind of production method of the 1x2 fiber couplers based on convex cone welding as described in claim 1, it is characterised in that：
It is+90 that electric discharge for the first time, which starts intensity, and it is+90 to terminate intensity, and it is+80 that electric discharge, which starts intensity, again, and it is+80 to terminate intensity, cleaning
Discharge time is 200ms, and the fritting time is 160ms, and discharge time is 800ms for the first time, and Z advance distances are 300um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810316639.9A CN108508535A (en) | 2018-04-04 | 2018-04-04 | A kind of production method of the 1x2 fiber optic splitters based on convex cone welding |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810316639.9A CN108508535A (en) | 2018-04-04 | 2018-04-04 | A kind of production method of the 1x2 fiber optic splitters based on convex cone welding |
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| Publication Number | Publication Date |
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| CN108508535A true CN108508535A (en) | 2018-09-07 |
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| CN201810316639.9A Pending CN108508535A (en) | 2018-04-04 | 2018-04-04 | A kind of production method of the 1x2 fiber optic splitters based on convex cone welding |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109613651A (en) * | 2018-12-12 | 2019-04-12 | 南京吉隆光纤通信股份有限公司 | A kind of welding process enhancing optical fiber fusion welding point intensity |
| CN110941044A (en) * | 2019-12-27 | 2020-03-31 | 天津工业大学 | Convex cone cascade-based ultra-compact ultra-long period fiber grating manufacturing method |
| CN113383246A (en) * | 2019-12-24 | 2021-09-10 | 深圳市速腾聚创科技有限公司 | FMCW laser radar system |
Citations (6)
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|---|---|---|---|---|
| DE2731377A1 (en) * | 1976-08-02 | 1978-02-09 | Corning Glass Works | COUPLING ARRANGEMENT OF OPTICAL FIBERS AND METHOD OF MANUFACTURING |
| JPS61269105A (en) * | 1985-05-23 | 1986-11-28 | Sumitomo Electric Ind Ltd | Mixer for infrared rays and its production |
| DE2942318C2 (en) * | 1979-10-19 | 1990-03-08 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt, De | |
| US5809189A (en) * | 1993-08-12 | 1998-09-15 | Virginia Tech Intellectual Properties, Inc. | Controlled dopant diffusion for fiber optic coupler |
| KR20050005093A (en) * | 2003-07-01 | 2005-01-13 | 엘지전자 주식회사 | A method of fusing optical fibers |
| CN2844948Y (en) * | 2005-05-30 | 2006-12-06 | 成都普天电缆股份有限公司 | 1X2 regulated spectroscopic ratio plastic optical fiber coupler |
-
2018
- 2018-04-04 CN CN201810316639.9A patent/CN108508535A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2731377A1 (en) * | 1976-08-02 | 1978-02-09 | Corning Glass Works | COUPLING ARRANGEMENT OF OPTICAL FIBERS AND METHOD OF MANUFACTURING |
| DE2942318C2 (en) * | 1979-10-19 | 1990-03-08 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt, De | |
| JPS61269105A (en) * | 1985-05-23 | 1986-11-28 | Sumitomo Electric Ind Ltd | Mixer for infrared rays and its production |
| US5809189A (en) * | 1993-08-12 | 1998-09-15 | Virginia Tech Intellectual Properties, Inc. | Controlled dopant diffusion for fiber optic coupler |
| KR20050005093A (en) * | 2003-07-01 | 2005-01-13 | 엘지전자 주식회사 | A method of fusing optical fibers |
| CN2844948Y (en) * | 2005-05-30 | 2006-12-06 | 成都普天电缆股份有限公司 | 1X2 regulated spectroscopic ratio plastic optical fiber coupler |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109613651A (en) * | 2018-12-12 | 2019-04-12 | 南京吉隆光纤通信股份有限公司 | A kind of welding process enhancing optical fiber fusion welding point intensity |
| CN113383246A (en) * | 2019-12-24 | 2021-09-10 | 深圳市速腾聚创科技有限公司 | FMCW laser radar system |
| CN113383246B (en) * | 2019-12-24 | 2024-02-27 | 深圳市速腾聚创科技有限公司 | FMCW laser radar system |
| CN110941044A (en) * | 2019-12-27 | 2020-03-31 | 天津工业大学 | Convex cone cascade-based ultra-compact ultra-long period fiber grating manufacturing method |
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Application publication date: 20180907 |
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