CN103900612B - A kind of cold light one solidification equipment and method for optical fibre gyro sensitive optical fibre ring - Google Patents
A kind of cold light one solidification equipment and method for optical fibre gyro sensitive optical fibre ring Download PDFInfo
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- CN103900612B CN103900612B CN201410123620.4A CN201410123620A CN103900612B CN 103900612 B CN103900612 B CN 103900612B CN 201410123620 A CN201410123620 A CN 201410123620A CN 103900612 B CN103900612 B CN 103900612B
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- optical fibre
- rotating shaft
- ring
- fiber optic
- fibre gyro
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 58
- 238000007711 solidification Methods 0.000 title claims abstract description 17
- 230000008023 solidification Effects 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title abstract description 9
- 239000000835 fiber Substances 0.000 claims abstract description 38
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000002310 reflectometry Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000001723 curing Methods 0.000 description 24
- 239000003292 glue Substances 0.000 description 18
- 238000005516 engineering process Methods 0.000 description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
- 229910052753 mercury Inorganic materials 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 208000032822 Ring chromosome 11 syndrome Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 229910000737 Duralumin Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241000562516 Thisbe Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C25/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Optical Couplings Of Light Guides (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Abstract
The present invention relates to a kind of cold light one solidification equipment and method for optical fibre gyro sensitive optical fibre ring, comprise standing part, the Lights section and rotating shaft control section; Standing part is fixed light source, and the Lights section will treat that curing optical fibre gyro sensitive optical fibre ring penetrates, and rotating shaft control section will be treated curing optical fibre gyro sensitive optical fibre ring rotation; Described the Lights section comprises LED uviol lamp and facetted mirrors mirror. The present invention is a kind of low stress, monoblock type cure system, drive sensitive optical fibre ring to rotate by frame for movement, utilize facetted mirrors mirror in frame for movement that ultraviolet light beam splitting is arrived to fiber optic loop end face and anchor ring, reach the object of integrally curing fiber optic loop, reduce the stress existing in fiber optic loop, improved fiber optic loop production efficiency.
Description
Technical field
The present invention relates to optical fibre gyro manufacturing technology, relate in particular to one and be applicable to optical fibre gyro sensitive optical fibre ringOne solidification equipment, and adopt this special solidification equipment to carry out the curing method of one. Be applicable to high accuracyThe making of optical fibre gyro and other Fibre Optical Sensor.
Background technology
Sensitive optical fibre ring is the core parts of optical fibre gyro, the direct shadow of the stability of fiber optic loop and antijamming capabilityThe performance of ringing optical fibre gyro, therefore, in optical fibre gyro development process, the manufacturing technology of fiber optic loop is crucial skillOne of art. Curing the referring to of fiber optic loop becomes solid by certain condition from liquid the adhesive of bonding optical fiber,Thereby by process curing fiber optic loop, and this curing technology can determine the performance of fiber optic loop, and this makes optical fiberRing curing technology becomes the core in key technology.
In prior art, the curing method of fiber optic loop is, utilize a 600W mercury lamp irradiate on gyro top intoGoing and solidify, there is following shortcoming in this mode: while 1, solidifying, mercury lamp produces huge heat and makes hot answering in fiber optic loopPower increases, and strained situation is serious; 2, single the inhomogeneous fiber optic loop solidification intensity that makes of bulb irradiation is inhomogeneous, manyProp up bulb power consumption very large again; 3, while solidifying, need to change anchor ring and the end of mercury lamp angle reirradiation fiber optic loopFace, causes production efficiency too low, and energy consumption is excessive.
When being curing, the overall shortcoming of existing fiber ring curing technology bring additional stress also to fiber optic loopAnd efficiency is too low, described efficiency is too low refers to that producing a gyro needs artificial participation repeatedly to solidify.
Summary of the invention
The present invention is directed to the defect of existing fiber ring curing technology, provide a kind of for optical fibre gyro sensitive optical fibreCold light one solidification equipment and the method for ring, adopt LED cold light curing reducing fiber optic loop thermal stress sideMask has effect clearly, uses LED cold light curing apparatus simultaneously, has avoided continuous conversion angle to shinePenetrate, reduced too much manual operation number of times, improved operating efficiency.
The technical scheme that the present invention takes is: a kind of cold light one for optical fibre gyro sensitive optical fibre ring is solidifiedDevice, comprises standing part, the Lights section and rotating shaft control section. Standing part is fixed light source, light sourcePart the Lights section comprises LED uviol lamp and facetted mirrors mirror, will treat curing optical fibre gyro sensitive optical fibreRing irradiates with end face from the side, and rotating shaft control section will be treated curing optical fibre gyro sensitive optical fibre ring rotation.
Further, standing part comprises a threaded post and a fixed frame, is evenly equipped with several LED on fixed frameUviol lamp, screw thread lives in to fix facetted mirrors mirror.
Rotating shaft control section comprises a rotating shaft by driven by motor, and facetted mirrors mirror is passed in rotating shaft actively,End connects optical fibre gyro; Treat that curing optical fibre gyro is positioned at the ring of encirclement of several LED uviol lamps, simultaneouslyBe positioned at the front of facetted mirrors mirror. The sensitive optical fibre ring anchor ring of optical fibre gyro is relative with LED uviol lamp, lightFine ring end face is relative with facetted mirrors mirror.
Further, several LED uviol lamps are distributed on described fixed frame and are advisable with 3～6.
Further, facetted mirrors mirror is to be made of metal reflecting surface. Can also be on metal mirror basisThe upper glutinous ultraviolet band high reflectivity mirror that has.
A kind of optical fibre gyro sensitive optical fibre ring cold light one curing, has comprised following steps:
1) end face and the anchor ring for the treatment of curing optical fibre gyro sensitive optical fibre ring are evenly coated with and spread ultraviolet curingGlue, glue maintains mobility in the time of 50-55 DEG C;
2) glue-coated optical fibre gyro is installed in device rotating shaft;
3) open LED ultra violet lamp, allow rotating shaft drive optical fibre gyro to rotate, to fiber optic loop surface simultaneouslyGlue solidified comprehensively till;
4) after observing comprehensive the solidifying of glue on fiber optic loop surface, take off optical fibre gyro.
In said method, spread upon the glue on fiber optic loop surface evenly to stick together and can not flow down as standard.
The LED ultra violet lamp time is about 4 hours, and rotating shaft rotating speed is with 0.5-1.5 rev/min of uniform rotation.
Solidify and at room temperature carry out, and ensure cross-ventilation.
Owing to taking above technical scheme, the advantage that the present invention has is:
1, device uses LED uviol lamp, belongs to cold light source, has avoided irradiating fiber optic loop is heated, effectivelyThe high temperature that prevented in glue solidification process produce bubble, reduced thus the stress existing in fiber optic loop. ThisBe because, internal stress is heated and is produced bubble and generating by fiber optic loop, if do not produced, gas is full just not has a planted agentPower. Adhesive evenly spreads upon on optical fiber in advance, and in solidification process, adhesive is to become solid from liquid,In the time there is no high temperature, just do not have bubble, there is no bubble, fiber optic loop surface does not have local heating, so just notCan produce thermal stress. The main benefit that does not produce high temperature bubble is the good of ring of light surface cure.
2, the present invention uses many LED uviol lamp omnidirectionals, not only allows irradiation more even, andUnder same power, LED uviol lamp is compared and has been saved the energy.
3, the present invention, by the combination of LED uviol lamp and facetted mirrors mirror, has realized special light path design:LED uviol lamp, without movement, only needs to irradiate the anchor ring of fiber optic loop, and polyhedron metal end face reflection listUnit to the end face of fiber optic loop, has accomplished that optical fiber anchor ring and end face are same by the part light refraction of LED uviol lampIn time, solidifies, and has improved curing efficiency, has reached the curing effect of one.
4, the present invention has realized feasibility and the operability that curing object multiaspect is solidified simultaneously, this and existing workManually repeatedly the solidifying and compare and improved efficiency of technology; And, be repeatedly solidificated between glue-line and exist and cohereBad probability, one of the present invention is solidified this problem that solved.
Brief description of the drawings
Fig. 1 is the schematic perspective view of one solidification equipment in the embodiment of the present invention;
Fig. 2 is the front schematic view of one solidification equipment in the embodiment of the present invention;
Fig. 3 is the schematic diagram of optical fibre gyro;
Fig. 4 is the structural representation of facetted mirrors mirror;
In accompanying drawing, the list of parts of each label representative is as follows:
1, pedestal, 2, support, 3, fixed frame, 4, threaded post, 5, LED uviol lamp, 6, polyhedronSpeculum, 7, screwed hole, 8, rotating shaft through hole, 9, rotating shaft, 10, optical fibre gyro, 11, fiber optic loop anchor ring,12, fiber optic loop end face, 13, gyro pedestal, 14, reflecting surface.
Detailed description of the invention
Below in conjunction with drawings and Examples, structure of the present invention and operation principle are described, example onlyBe used for explaining the present invention, but be not intended to limit protection scope of the present invention.
As shown in Figure 1, 2, this device is totally divided into standing part, the Lights section and rotating shaft control three parts.
Wherein, standing part comprises a stable pedestal 1, fixes a support 2 on pedestal 1, support 2 one sidesFixed frame 3 of face Zhi Liqi, the on the other hand screwed threaded post 4 of Zhi Liqi mono-radicle. Pedestal 1,Support 2, fixed frame 3, threaded post 4 have formed standing part.
On fixed frame 3, be uniformly fixed wtih several LED uviol lamps 5; The end of thread in threaded post 4 connectsOne facetted mirrors mirror 6, facetted mirrors mirror 6 is positioned at the dead ahead of fixed frame 3, can accept LED ultravioletThe light of lamp 5, and send reverberation. LED uviol lamp 5 and facetted mirrors mirror 6 have formed the Lights section.
On facetted mirrors mirror 6 two vertical planes wherein, respectively offer a screwed hole 7 and a rotating shaft through holeThe perforate direction in 8, two holes is perpendicular, and screwed hole 7 is for connecting thread post 4; In rotating shaft through hole 8, wearIf a rotating shaft 9, rotating shaft 9 one end are rotated by driven by motor, and the other end extends to LED ultraviolet through speculumIn the ring of encirclement of lamp 5, and connect and treat curing optical fibre gyro 10 in this end, one end, generally will turn exactlyAxle 9, through the center of optical fibre gyro, is threaded. The diameter of rotating shaft through hole 8 is greater than rotating shaft 9, soIn the time that rotating shaft 9 is rotated, do not affect speculum, and just drive optical fibre gyro 10 to rotate. Motor and rotating shaft structureBecome rotating shaft control section.
Optical fibre gyro 10 is arranged in the ring of encirclement of LED uviol lamp 5, is positioned at facetted mirrors mirror 6 simultaneouslyFront, like this, the anchor ring 11 of the fiber optic loop of optical fibre gyro 10 just can obtain the irradiation of LED uviol lamp 5,12 of the front end faces of fiber optic loop can obtain the irradiation of facetted mirrors mirror 6, and due to the rear end face of fiber optic loopBe fixed on gyro pedestal 13, so do not need to irradiate, the structure of optical fibre gyro 10 as shown in Figure 3.
The curing step of optical fibre gyro 10 is exactly:
1) first the end face of optical fibre gyro curing needs 10 fiber optic loop and anchor ring are evenly smeared to ultraviolet ray admittedlyChange glue, glue is thickness and appropriate a little, makes it stick together and can not flow down at fiber optic loop surface uniform, meanwhile,Glue will remain on 50～55 DEG C, maintains the best k value of glue. It is too little higher than this temperature section glue viscosity,Gummosis is serious, meet the requirements of bondline thickness, must increase gluing number of times, otherwise affect intensity;Excessive lower than this temperature section glue viscosity, manufacture processing and be difficult for, gluing difficulty, poor by bonded part wetability,Affect glue-joint strength.
2) then the optical fibre gyro of gluing is installed in device rotating shaft 9;
3) open LED uviol lamp 5 and irradiate, rotating shaft 9 is simultaneously rotated, by the direct projection of LED uviol lamp 5With the reverberation of facetted mirrors mirror 6 reflectings surface 14, the rotation of optical fibre gyro 10 in addition, fiber optic loop anchor ring11 and the glue of end face 12 be able to solidify comprehensively; Irradiation time is about 4 hours, and rotating speed is at 0.5～1.5 rev/minThe uniform rotation of clock left and right, solidifies and at room temperature carries out, and ensure cross-ventilation. Under this rotating speed, both protectedCard glue can adverse current, can also reach best curing efficiency. Controlling irradiation time is in order to reach thoroughly solidChange fiber optic loop, instead of solidified surface glue only. But the time is unsuitable long, otherwise chemical reaction can occurMake glue rotten.
4) after the glue on observation fiber optic loop surface has solidified comprehensively, take off optical fibre gyro.
Above-mentioned fixed frame 3 used, can be both a circular frame, can be also a square box, solid on frameworkFixed 3～6 LED uviol lamps, and uniform.
Above-mentioned facetted mirrors mirror 6, can be a metallic mirror, is made up instead of the metal that fineness is higherPenetrate face, these metals can be duralumin, steel etc. Further, can also on metal mirror, stick purpleOuter wave band high reflectivity mirror, the reflecting effect of enhancing ultraviolet light.
For facetted mirrors mirror 6, can be both one to prune each drift angle and the polyhedron that forms by triangular pyramid(as shown in Figure 4), can be also to prune each drift angle and the polyhedron that forms by rectangular pyramid, can be alsoThere is rib body to prune or do not prune drift angle and the polyhedron that forms by square, cuboid etc., as long as polyhedron,These can. Moreover polyhedral number is The more the better, contribute to like this to strengthen reflecting effect. EachThe corresponding lamp of individual reflecting surface is best.
What deserves to be explained is, the present invention selects LED uviol lamp, is because be ultraviolet for curing glue usedGlue and selecting, needs ultraviolet ray and glue generation chemical reaction just can reach solidification effect.
Claims (5)
1. for a cold light one solidification equipment for optical fibre gyro sensitive optical fibre ring, it is characterized in that, compriseStanding part, the Lights section and rotating shaft control section;
Standing part is fixed light source, and the Lights section will be treated curing optical fibre gyro irradiation, rotating shaft control sectionDrive and treat curing optical fibre gyro rotation;
Described the Lights section comprises LED uviol lamp and facetted mirrors mirror;
Described standing part comprises a threaded post and a fixed frame, is fixed with 3～6 described LED on fixed frameUviol lamp, is fixed with described facetted mirrors mirror in threaded post; Described rotating shaft control section comprises that one by motorThe rotating shaft driving, described facetted mirrors mirror is passed in described rotating shaft actively, and is fixedly connected with described optical fiberGyro; Describedly treat that curing optical fibre gyro is positioned at the ring of encirclement of a few Zhi Suoshu LED uviol lamps, is positioned at simultaneouslyThe front of facetted mirrors mirror.
2. solidification equipment according to claim 1, is characterized in that, the responsive light of described optical fibre gyroFine ring anchor ring is relative with LED uviol lamp, and fiber optic loop end face is relative with facetted mirrors mirror.
3. solidification equipment according to claim 1, is characterized in that, 3～6 described LED ultravioletsLamp is distributed on described fixed frame.
4. solidification equipment according to claim 1, is characterized in that, described facetted mirrors mirror is by goldBelong to and make reflecting surface, the corresponding LED uviol lamp of each reflecting surface.
5. solidification equipment according to claim 4, is characterized in that, described facetted mirrors mirror,On metal mirror basis, stick and have ultraviolet band high reflectivity mirror.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410123620.4A CN103900612B (en) | 2014-03-28 | 2014-03-28 | A kind of cold light one solidification equipment and method for optical fibre gyro sensitive optical fibre ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410123620.4A CN103900612B (en) | 2014-03-28 | 2014-03-28 | A kind of cold light one solidification equipment and method for optical fibre gyro sensitive optical fibre ring |
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| CN103900612A CN103900612A (en) | 2014-07-02 |
| CN103900612B true CN103900612B (en) | 2016-05-18 |
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| CN109974685B (en) * | 2019-04-12 | 2022-09-16 | 中航捷锐（北京）光电技术有限公司 | Preparation method of environment-sensitive ring |
| CN112945265A (en) * | 2019-12-10 | 2021-06-11 | 中国电子科技集团公司第四十六研究所 | Curing method of high-precision polarization maintaining optical fiber ring |
| CN113354302A (en) * | 2021-06-16 | 2021-09-07 | 苏州怡之康通讯器材有限公司 | Coloring production line and coloring process for communication optical cable |
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| KR20090123005A (en) * | 2007-03-22 | 2009-12-01 | 가부시키가이샤후지쿠라 | Optical fiber bundle and light irradiating device |
| CN101551249B (en) * | 2008-11-19 | 2011-04-27 | 北京航天时代光电科技有限公司 | Detachable framework and optical fiber coil preparation method realized by using the framework |
| EP2517268B1 (en) * | 2009-12-23 | 2018-07-04 | Heraeus Noblelight Fusion UV Inc. | Uv led based lamp for compact uv curing lamp assemblies |
| CN202174053U (en) * | 2011-06-27 | 2012-03-28 | 桂林市光隆光电科技有限公司 | LED type UV adhesive solidifying tool |
| CN202361992U (en) * | 2011-11-29 | 2012-08-01 | 北京自动化控制设备研究所 | Rotary curing device of fiber sensing ring |
| CN102564412B (en) * | 2011-12-20 | 2014-05-14 | 东南大学 | Optical-fiber curing method of frameless optical induction ring of optical-fiber gyroscope |
| CN102980569B (en) * | 2012-12-07 | 2016-08-03 | 河北汉光重工有限责任公司 | A kind of for optical fibre gyro fiber optic loop around ring, decylization fixture |
| CN103319100B (en) * | 2013-06-19 | 2015-04-08 | 长飞光纤光缆股份有限公司 | Ultraviolet curing equipment and method for optical fiber coating |
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Address after: 710086 No. 3360 Xizhou Avenue, Fengdong New City, Xi'an City, Shaanxi Province Patentee after: AVIC Jierui (Xi'an) Optoelectronic Technology Co.,Ltd. Address before: Room 803, Baiyan Building, No. 238 North Fourth Ring Middle Road, Haidian District, Beijing, 100191 Patentee before: AVIATION GYRO (BEIJING) PHOTOELECTRICITY TECHNOLOGY CO.,LTD. |
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