CN109238263A - A kind of adhesive and preparation method, optical fiber fixing method, fiber-optic gyroscope light path - Google Patents
A kind of adhesive and preparation method, optical fiber fixing method, fiber-optic gyroscope light path Download PDFInfo
- Publication number
- CN109238263A CN109238263A CN201810995303.XA CN201810995303A CN109238263A CN 109238263 A CN109238263 A CN 109238263A CN 201810995303 A CN201810995303 A CN 201810995303A CN 109238263 A CN109238263 A CN 109238263A
- Authority
- CN
- China
- Prior art keywords
- parts
- component
- optical fiber
- adhesive
- fiber
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/58—Turn-sensitive devices without moving masses
- G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
- G01C19/72—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams with counter-rotating light beams in a passive ring, e.g. fibre laser gyrometers
- G01C19/721—Details
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
- C09J183/04—Polysiloxanes
Abstract
A kind of fiber-optic gyroscope light path, including fiber optic loop (a), Y waveguide (b), coupler (c), light source (d), detector (e)；Tail optical fiber connection is all made of between the fiber optic loop (a) and Y waveguide (b), Y waveguide (b) and coupler (c), coupler (c) and light source (d), coupler (c) and detector (e)；The tail optical fiber is fixed using the first adhesive (A)；The fiber optic loop (a) is fixed using the second adhesive (B)；The coupler (c) is fixed using third adhesive (C)；The Y waveguide (b) and light source (d), which are adopted, to be screwed；The detector (e) is welded and fixed using Sn-coupled SSBR material.The present invention realizes that, low stress reliable to fiber-optic gyroscope light path is fixed, and the optical path after fixing has good reworkability, and optical fiber can be split out from adhesive without damaging, and reduces optical fibre gyro and reprocesses cost.
Description
Technical field
The present invention relates to a kind of adhesive and preparation method, optical fiber fixing method, fiber-optic gyroscope light paths, belong to optical fiber inertial navigation
Technical field.
Background technique
Fibre optic gyroscope is as a kind of novel inertia type instrument, due to the advantage of its precision, power consumption, quality etc., extensively
It is general to be applied to the fields such as guided missile, aircraft, naval vessel and vehicle.As optical fibre gyro is widely applied,
Quantity, the type of optical fibre gyro are also more and more, and performance requirement is higher and higher.The base realized as sagnac effect
Plinth, optical path performance directly decide gyro performance.Optical routing optical device and its tail optical fiber are connected by welding to be formed.To improve light
Road vibration performance and reliability, optical device tail optical fiber are fixed using adhesive.With the diversification of demand, to fiber optic gyroscope performance,
Functional requirement is also diversified, and product technology state needs often variation, and optical path is caused often to be reprocessed.Needed when reprocessing by
Optical fiber is split out from fixed adhesive.To guarantee fixed reliability, it is desirable that optical fiber is fixed to have good mechanics with adhesive
Performance, and optical fiber is fragile material, easily leads to its fracture in its vertical axial direction stress, the fixed adhesive of optical fiber needs
Comprehensively consider in terms of fixed reliability and reworkable property two.Simultaneously because the stress sensitivity of optical fiber, especially polarization maintaining optical fibre,
It asks the fixed adhesive of optical fiber that must there is lower stress, especially temperature to become situation and generates lower stress, to meet fibre optic gyroscope
Accuracy requirement.
Summary of the invention
The technical problem to be solved by the present invention is having overcome the deficiencies of the prior art and provide a kind of adhesive and preparation side
Method, optical fiber fixing method, fiber-optic gyroscope light path realize that, low stress reliable to fiber-optic gyroscope light path is fixed, the optical path tool after fixing
There is good reworkability, optical fiber can be split out from adhesive without damaging, and reduced optical fibre gyro and reprocessed cost.
The object of the invention is achieved by the following technical programs:
A kind of fiber-optic gyroscope light path, including fiber optic loop, Y waveguide, coupler, light source, detector；
It is all made of between the fiber optic loop and Y waveguide, Y waveguide and coupler, coupler and light source, coupler and detector
Tail optical fiber connection；
The tail optical fiber is fixed using the first adhesive；The fiber optic loop and coupler are fixed using adhesive.
Above-mentioned fiber-optic gyroscope light path, optical fiber used is polarization maintaining optical fibre in the fiber optic loop and Y waveguide；The coupler
Interior optical fiber used is polarization maintaining optical fibre or single mode optical fiber；Optical fiber used is polarization maintaining optical fibre or single-mode optics in the light source
It is fine；Optical fiber used is single mode optical fiber in the detector.
Above-mentioned fiber-optic gyroscope light path, the covering and coat of the single mode optical fiber are respectively 125 μm and 250 μm, or, 80 μm
With 165 μm, or, 80 μm and 135 μm, or, 60 μm and 100 μm；The mode field diameter of the single mode optical fiber is 9 μm or 6 μm.
Above-mentioned fiber-optic gyroscope light path, the fiber optic loop, Y waveguide, coupler, light source, detector tail optical fiber pass through optical fiber
Fusion point connection；The optical fiber fusion welding point uses diameter for 195 μm or 255 μm or 280 μm, and length is the coating of 8mm~22mm
Layer coating protection.
Above-mentioned fiber-optic gyroscope light path further includes glass tube；The fiber optic loop, Y waveguide, coupler, light source, detector tail
It is fine to be connected by optical fiber fusion welding point；The glass tube is for protecting optical fiber fusion welding point；The internal diameter and outer diameter of the glass tube point
Not Wei 0.3mm and 1mm, the length of glass tube is 35mm.
Above-mentioned fiber-optic gyroscope light path, after the first adhesive of the use is fixed, the size of the first adhesive is beyond optical fiber
Profile 1mm~3mm, with a thickness of 0.5mm~2mm.
Above-mentioned fiber-optic gyroscope light path, first adhesive are condensed type low-stress silicon rubber.
The viscosity of above-mentioned fiber-optic gyroscope light path, first adhesive is not more than 20000cps, and shear strength is not less than
0.8Mpa, tearing strength are not more than 2500N/m, and Shao Er hardness is not more than 40, and use temperature range is -55 DEG C~120 DEG C, surface drying
Time is not less than 15min.
A kind of adhesive, including the first component and the second component；
First component includes sizing, filler, plasticizer, is calculated based on parts by weight, and sizing is 100 parts；Filler
It is 30 parts -120 parts；Plasticizer is 5 parts -10 parts；The sizing is with hydroxy-end capped dimethyl silicone polymer；It is described to fill out
Material is one of boron carbide, silicon carbide, white carbon black, silica flour, glass powder or two or more mixtures；The plasticizer
For the mixture of one of silicone oil and hydroxy silicon oil or both；The sizing, filler, plasticizer are mixed with to obtain
First component；
Second component includes crosslinking agent, catalyst, is calculated based on parts by weight, and crosslinking agent is 5 parts -150 parts；Catalyst is
0.2 part -200 parts；The crosslinking agent is the mixture of tetraalkoxysilane, methyl trialkoxysilane or both, or, methyl
The mixture of three azanol base silanes, three azanol base silane of ethyl or both, or, methylpentane amino containing silane, silazane polymerize
The mixture of object or both；The catalyst is the chloroplatinic acid that tetrahydrofuran or methyl vinyl silicone are coordinated；The crosslinking
Agent, catalyst are mixed with to obtain the second component；
According to parts by weight, the ratio of the first component and the second component is classified as 100 parts: (5-10 parts).
A kind of optical fiber fixing method, using the fixed optical fiber of the first adhesive；First adhesive include the first component and
Second component；
First component includes sizing, filler, plasticizer, is calculated based on parts by weight, and sizing is 100 parts；Filler
It is 30 parts -120 parts；Plasticizer is 5 parts -10 parts；The sizing is with hydroxy-end capped dimethyl silicone polymer；It is described to fill out
Material is one of boron carbide, silicon carbide, white carbon black, silica flour, glass powder or two or more mixtures；The plasticizer
For the mixture of one of silicone oil and hydroxy silicon oil or both；The sizing, filler, plasticizer are mixed with to obtain
First component；
Second component includes crosslinking agent, catalyst, is calculated based on parts by weight, and crosslinking agent is 5 parts -150 parts；Catalyst is
0.2 part -200 parts；The crosslinking agent is the mixture of tetraalkoxysilane, methyl trialkoxysilane or both, or, methyl
The mixture of three azanol base silanes, three azanol base silane of ethyl or both, or, methylpentane amino containing silane, silazane polymerize
The mixture of object or both；The catalyst is the chloroplatinic acid that tetrahydrofuran or methyl vinyl silicone are coordinated；The crosslinking
Agent, catalyst are mixed with to obtain the second component；
According to parts by weight, the ratio of the first component and the second component is classified as 100 parts: (5-10 parts).
A kind of preparation method of adhesive, includes the following steps:
Step 1: according to parts by weight, by 100 parts with hydroxy-end capped dimethyl silicone polymer and 5 parts -10 parts under room temperature
Plasticizer mixes, and stirs evenly at a temperature of 60 DEG C, and 30 parts of -120 parts of fillers are added, obtain the first component after mixing；By weight
Number meter is measured, by 5 parts of -150 parts of crosslinking agents, 0.2 part of -200 parts of catalyst, which is uniformly mixed, obtains the second component；
Step 2: by the first component obtained in step 1 and the second component by weight 100:(5-10) after mixing
Deaeration handles 5min-10min in vacuum equipment.
The preparation method of above-mentioned adhesive, the filler are boron carbide, in silicon carbide, white carbon black, silica flour, glass powder
One or more kinds of mixtures；The plasticizer is the mixture of one of silicone oil and hydroxy silicon oil or both；
The crosslinking agent is the mixture of tetraalkoxysilane, methyl trialkoxysilane or both, or, three azanol base silicon of methyl
The mixture of alkane, three azanol base silane of ethyl or both, or, methylpentane amino containing silane, silicon nitrogen silane copolymer or both
Mixture；The catalyst is the chloroplatinic acid that tetrahydrofuran or methyl vinyl silicone are coordinated.
The present invention has the following beneficial effects: compared with the prior art
(1) existing device connection tail optical fiber fixing means is multiple spot, part is fixed；Device connection tail optical fiber of the present invention is adopted
With burying the mode covered entirely, wherein first used at structural member perforation, wears groove, seamed edge or opto-electronic device seamed edge PVC casing or
Polyimides casing protection buries entirely again covers fixation, avoids tail optical fiber from directly contacting with the external world, effectively protects tail optical fiber；
(2) present invention connection tail optical fiber buries entirely and covers fixation, avoid multiple spot under the conditions of temperature becomes, part it is fixed when, unbalance stress,
Non-reciprocal phase error is generated, Gyro Precision performance is influenced；
(3) fixed reliability, detachability and warm change condition have been comprehensively considered when the fixed adhesive of tail optical fiber of the present invention is chosen
Lower low stress；Detachability splits out tail optical fiber from adhesive without damaging, and reduces under the conditions of reprocessing cost, temperature change
Low stress, ensure that precision property of gyro under the conditions of temperature.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of fiber-optic gyroscope light path of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to implementation of the invention
Mode is described in further detail.
A kind of fiber-optic gyroscope light path, including fiber optic loop a, Y waveguide b, coupler c, light source d, detector e, glass tube are such as schemed
Shown in 1.
The fiber optic loop a, Y waveguide b, coupler c, light source d, detector e tail optical fiber pass through optical fiber fusion welding point connect；Institute
Stating optical fiber fusion welding point uses diameter for 195 μm or 255 μm or 280 μm, and the coat that length is 8mm~22mm coats protection.Institute
Glass tube is stated for protecting optical fiber fusion welding point；The internal diameter and outer diameter of the glass tube are respectively 0.3mm and 1mm, the length of glass tube
Degree is 35mm.
The fiber optic loop a, Y waveguide b, coupler c, light source d, detector e tail optical fiber fixed using the first adhesive A, the
One adhesive A is condensed type low-stress silicon rubber, is made of the first component and the second component, calculates based on parts by weight respectively.Institute
It states the first component to calculate based on parts by weight, including 100 parts of sizing, 30 parts -120 parts of filler, 5 parts -10 parts of plasticizer.It is described
Sizing is with hydroxy-end capped dimethyl silicone polymer.The filler is boron carbide, silicon carbide, white carbon black, silica flour, glass
The one or two kinds of above mixing of glass powder.The plasticizer is the mixing of one of silicone oil and hydroxy silicon oil or both.Institute
It states the second component to calculate based on parts by weight, including 5 parts -150 parts of crosslinking agent, 0.2 part -200 parts of catalyst.The crosslinking agent is four
Alkoxy silane, methyl trialkoxysilane or their mixture, or, three azanol base silane of methyl, three azanol base of ethyl
Silane or their mixture, or, methylpentane amino containing silane, silicon nitrogen silane copolymer or their mixture.The catalysis
Agent is the chloroplatinic acid that tetrahydrofuran or methyl vinyl silicone are coordinated.According to parts by weight, the first component and the second component
Ratio is 100 parts: (5-10) part.
The preparation step of first adhesive (A) is as follows:
(1) according to parts by weight, 100 parts of sizings and 5 parts of -10 parts of plasticizer are mixed under room temperature, at a temperature of 60 DEG C
It stirs evenly, 30 parts of -120 parts of fillers is added, obtain the first component after mixing；
(2) according to parts by weight, by 5 parts of -150 parts of crosslinking agents, 0.2 part of -200 parts of coupling agents mixing to the second component；
(3) in use, by the first component that step (1) obtains and the second component that step (2) obtains by weight 100:
(5-10), deaeration handles 5min-10min in vacuum equipment after mixing, obtains the first adhesive A.
After the first adhesive A is fixed, the size of the first adhesive A be beyond fiber profile 1mm~3mm, with a thickness of
0.5mm~2mm.The viscosity of the first adhesive A is not more than 20000cps, and shear strength is not less than 0.8Mpa, tearing strength
No more than 2500N/m, hardness is not more than 40 (Shao Er A), and use temperature range is -55 DEG C~120 DEG C, and surface drying time is not less than
15min。
The fiber optic loop a is fixed using the second adhesive B, and the second adhesive B is silicon rubber or acrylate glue, described
Second adhesive B is using room temperature or the solidification of ultraviolet or heating condition；The coupler c is fixed using third adhesive C, and described the
Three adhesive C are silicon rubber or acrylate glue or epoxy glue, and the third adhesive C is solid using room temperature or ultraviolet or heating condition
Change；The Y waveguide b and light source d are adopted and are screwed；The detector e is welded and fixed using Sn-coupled SSBR material.
Optical fiber used is polarization maintaining optical fibre in the fiber optic loop a and Y waveguide b；Optical fiber used is in the coupler c
Polarization maintaining optical fibre or single mode optical fiber；Optical fiber used is polarization maintaining optical fibre or single mode optical fiber in the light source d；The detector e
Interior optical fiber used is single mode optical fiber.The covering and coat of the single mode optical fiber are respectively 125 μm and 250 μm, or, 80 μm and
165 μm, or, 80 μm and 135 μm, or, 60 μm and 100 μm；The mode field diameter of the single mode optical fiber is 9 μm or 6 μm.
The fiber optic loop a, Y waveguide b, coupler c, light source d, detector e tail optical fiber using the first adhesive A it is fixed after,
When needing to reprocess, first the first adhesive A at optical fiber position to be reprocessed is removed with the blunt mouth tool of wooden or plastics, optical fiber exposes
Then 2cm-5cm gently catches hold of optical fiber with finger, along optical fiber axial direction it is light and slow firmly, optical fiber is taken out from the first adhesive A,
Optical fiber is disconnected after taking-up can carry out replacement device, the again operation such as welding.The fiber optic loop a is solid using the second adhesive B
After fixed, when if you need to reprocess, the second adhesive B fixed position organic solvent is first impregnated into 0.5h-2h, then with reprocessing tooling
Second adhesive B and bearing's structural body are removed.It can also be solid to third adhesive C using the method that fiber optic loop a is reprocessed
Fixed coupler c is reprocessed.It is fixed to tail optical fiber or device using corresponding adhesive again after the completion of reprocessing.
A kind of adhesive, including the first component and the second component；
First component includes sizing, filler, plasticizer, is calculated based on parts by weight, and sizing is 100 parts；Filler
It is 30 parts -120 parts；Plasticizer is 5 parts -10 parts；The sizing is with hydroxy-end capped dimethyl silicone polymer；It is described to fill out
Material is one of boron carbide, silicon carbide, white carbon black, silica flour, glass powder or two or more mixtures；The plasticizer
For the mixture of one of silicone oil and hydroxy silicon oil or both；The sizing, filler, plasticizer are mixed with to obtain
First component；
Second component includes crosslinking agent, catalyst, is calculated based on parts by weight, and crosslinking agent is 5 parts -150 parts；Catalyst is
0.2 part -200 parts；The crosslinking agent is the mixture of tetraalkoxysilane, methyl trialkoxysilane or both, or, methyl
The mixture of three azanol base silanes, three azanol base silane of ethyl or both, or, methylpentane amino containing silane, silazane polymerize
The mixture of object or both；The catalyst is the chloroplatinic acid that tetrahydrofuran or methyl vinyl silicone are coordinated；The crosslinking
Agent, catalyst are mixed with to obtain the second component；
According to parts by weight, the ratio of the first component and the second component is 100 parts: (5-10 parts).
A kind of preparation method of adhesive, includes the following steps:
Step 1: according to parts by weight, by 100 parts with hydroxy-end capped dimethyl silicone polymer and 5 parts -10 parts under room temperature
Plasticizer mixes, and stirs evenly at a temperature of 60 DEG C, and 30 parts of -120 parts of fillers are added, obtain the first component after mixing；By weight
Number meter is measured, by 5 parts of -150 parts of crosslinking agents, 0.2 part of -200 parts of catalyst, which is uniformly mixed, obtains the second component；
Step 2: by the first component obtained in step 1 and the second component by weight 100:(5-10) after mixing
Deaeration handles 5min-10min in vacuum equipment.
The filler is one of boron carbide, silicon carbide, white carbon black, silica flour, glass powder or two or more mixed
Close object；The plasticizer is the mixture of one of silicone oil and hydroxy silicon oil or both；The crosslinking agent is tetraalkoxy
The mixture of silane, methyl trialkoxysilane or both, or, three azanol base silane of methyl, three azanol base silane of ethyl or
The mixture of both persons, or, the mixture of methylpentane amino containing silane, silicon nitrogen silane copolymer or both；The catalyst is four
Hydrogen furans or the chloroplatinic acid of methyl vinyl silicone coordination.
The embodiment 1 of first adhesive A and preparation method thereof:
First adhesive A is made of the first component and the second component, is calculated based on parts by weight respectively.First component with
Parts by weight calculate, including 100 parts of sizing, 60 parts of filler, 8 parts of plasticizer.The sizing is with hydroxy-end capped
Dimethyl silicone polymer.The filler is that boron carbide, silicon carbide, white carbon black, silica flour, glass powder are one or two kinds of above mixed
It closes.The plasticizer is the mixing of one of silicone oil and hydroxy silicon oil or both.Second component is based on parts by weight
It calculates, including 75 parts of crosslinking agent, 100 parts of catalyst.The crosslinking agent be tetraalkoxysilane, methyl trialkoxysilane or he
Mixture, or, three azanol base silane of methyl, three azanol base silane of ethyl or their mixture, or, methylpent alkanamine
Base silane, silicon nitrogen silane copolymer or their mixture.The catalyst is that tetrahydrofuran or methyl vinyl silicone are coordinated
Chloroplatinic acid.According to parts by weight, the ratio of the first component and the second component is 100 parts: 8 parts.
The preparation step of first adhesive (A) is as follows:
(1) according to parts by weight, 100 parts of sizings and 8 parts of plasticizer are mixed under room temperature, is stirred at a temperature of 60 DEG C equal
It is even, 60 parts of fillers are added, obtain the first component after mixing；
(2) according to parts by weight, by 75 parts of crosslinking agents, 100 parts of coupling agents mixing to the second component；
(3) in use, by the first component that step (1) obtains and the second component that step (2) obtains by weight 100:
8, deaeration handles 8min in vacuum equipment after mixing, obtains the first adhesive A.
The embodiment 2 of first adhesive A and preparation method thereof:
First adhesive A is made of the first component and the second component, is calculated based on parts by weight respectively.First component with
Parts by weight calculate, including 100 parts of sizing, 40 parts of filler, 6 parts of plasticizer.The sizing is with hydroxy-end capped
Dimethyl silicone polymer.The filler is that boron carbide, silicon carbide, white carbon black, silica flour, glass powder are one or two kinds of above mixed
It closes.The plasticizer is the mixing of one of silicone oil and hydroxy silicon oil or both.Second component is based on parts by weight
It calculates, including 30 parts of crosslinking agent, 20 parts of catalyst.The crosslinking agent be tetraalkoxysilane, methyl trialkoxysilane or he
Mixture, or, three azanol base silane of methyl, three azanol base silane of ethyl or their mixture, or, methylpent alkanamine
Base silane, silicon nitrogen silane copolymer or their mixture.The catalyst is that tetrahydrofuran or methyl vinyl silicone are coordinated
Chloroplatinic acid.According to parts by weight, the ratio of the first component and the second component is 100 parts: 6 parts.
The preparation step of first adhesive (A) is as follows:
(1) according to parts by weight, 100 parts of sizings and 6 parts of plasticizer are mixed under room temperature, is stirred at a temperature of 60 DEG C equal
It is even, 40 parts of fillers are added, obtain the first component after mixing；
(2) according to parts by weight, by 30 parts of crosslinking agents, 20 parts of coupling agents mixing to the second component；
(3) in use, by the first component that step (1) obtains and the second component that step (2) obtains by weight 100:
6, deaeration handles 6min in vacuum equipment after mixing, obtains the first adhesive A.
The embodiment 3 of first adhesive A and preparation method thereof:
First adhesive A is made of the first component and the second component, is calculated based on parts by weight respectively.First component with
Parts by weight calculate, including 100 parts of sizing, 100 parts of filler, 9 parts of plasticizer.The sizing is with hydroxy-end capped
Dimethyl silicone polymer.The filler is that boron carbide, silicon carbide, white carbon black, silica flour, glass powder are one or two kinds of above mixed
It closes.The plasticizer is the mixing of one of silicone oil and hydroxy silicon oil or both.Second component is based on parts by weight
It calculates, including 130 parts of crosslinking agent, 180 parts of catalyst.The crosslinking agent be tetraalkoxysilane, methyl trialkoxysilane or
Their mixture, or, three azanol base silane of methyl, three azanol base silane of ethyl or their mixture, or, methylpentane
Amino containing silane, silicon nitrogen silane copolymer or their mixture.The catalyst is that tetrahydrofuran or methyl vinyl silicone are matched
The chloroplatinic acid of position.According to parts by weight, the ratio of the first component and the second component is 100 parts: 9 parts.
The preparation step of first adhesive (A) is as follows:
(1) according to parts by weight, 100 parts of sizings and 9 parts of plasticizer are mixed under room temperature, is stirred at a temperature of 60 DEG C equal
It is even, 100 parts of fillers are added, obtain the first component after mixing；
(2) according to parts by weight, by 130 parts of crosslinking agents, 180 parts of coupling agents mixing to the second component；
(3) in use, by the first component that step (1) obtains and the second component that step (2) obtains by weight 100:
9, deaeration handles 9min in vacuum equipment after mixing, obtains the first adhesive A.
The embodiment 4 of first adhesive A and preparation method thereof:
First adhesive A is made of the first component and the second component, is calculated based on parts by weight respectively.First component with
Parts by weight calculate, including 100 parts of sizing, 30 parts of filler, 5 parts of plasticizer.The sizing is with hydroxy-end capped
Dimethyl silicone polymer.The filler is that boron carbide, silicon carbide, white carbon black, silica flour, glass powder are one or two kinds of above mixed
It closes.The plasticizer is the mixing of one of silicone oil and hydroxy silicon oil or both.Second component is based on parts by weight
It calculates, including 5 parts of crosslinking agent, 0.2 part of catalyst.The crosslinking agent be tetraalkoxysilane, methyl trialkoxysilane or he
Mixture, or, three azanol base silane of methyl, three azanol base silane of ethyl or their mixture, or, methylpent alkanamine
Base silane, silicon nitrogen silane copolymer or their mixture.The catalyst is that tetrahydrofuran or methyl vinyl silicone are coordinated
Chloroplatinic acid.According to parts by weight, the ratio of the first component and the second component is 100 parts: 5.
The preparation step of first adhesive (A) is as follows:
(1) according to parts by weight, 100 parts of sizings and 5 parts of plasticizer are mixed under room temperature, is stirred at a temperature of 60 DEG C equal
It is even, 30 parts of fillers are added, obtain the first component after mixing；
(2) according to parts by weight, by 5 parts of crosslinking agents, 0.2 part of coupling agent mixing to the second component；
(3) in use, by the first component that step (1) obtains and the second component that step (2) obtains by weight 100:
5, deaeration handles 5min in vacuum equipment after mixing, obtains the first adhesive A.
The embodiment 5 of first adhesive A and preparation method thereof:
First adhesive A is made of the first component and the second component, is calculated based on parts by weight respectively.First component with
Parts by weight calculate, including 100 parts of sizing, 120 parts of filler, 10 parts of plasticizer.The sizing is with hydroxy-end capped
Dimethyl silicone polymer.The filler is more than boron carbide, silicon carbide, white carbon black, silica flour, glass powder are one or two kinds of
Mixing.The plasticizer is the mixing of one of silicone oil and hydroxy silicon oil or both.Second component is with parts by weight
It calculates, including 150 parts of crosslinking agent, 200 parts of catalyst.The crosslinking agent be tetraalkoxysilane, methyl trialkoxysilane or
Their mixture of person, or, three azanol base silane of methyl, three azanol base silane of ethyl or their mixture, or, methylpent
Alkanamine base silane, silicon nitrogen silane copolymer or their mixture.The catalyst is tetrahydrofuran or methyl vinyl silicone
The chloroplatinic acid of coordination.According to parts by weight, the ratio of the first component and the second component is 100 parts: 10 parts.
The preparation step of first adhesive (A) is as follows:
(1) according to parts by weight, 100 parts of sizings and 10 parts of plasticizer are mixed under room temperature, is stirred at a temperature of 60 DEG C
Uniformly, 120 parts of fillers are added, obtain the first component after mixing；
(2) according to parts by weight, by 150 parts of crosslinking agents, 200 parts of coupling agents mixing to the second component；
(3) in use, by the first component that step (1) obtains and the second component that step (2) obtains by weight 100:
10, deaeration handles 10min in vacuum equipment after mixing, obtains the first adhesive A.
The content that description in the present invention is not described in detail belongs to the well-known technique of those skilled in the art.
Claims (12)
1. a kind of fiber-optic gyroscope light path, it is characterised in that: including fiber optic loop (a), Y waveguide (b), coupler (c), light source (d), visit
It surveys device (e)；
The fiber optic loop (a) and Y waveguide (b), Y waveguide (b) and coupler (c), coupler (c) and light source (d), coupler (c)
Tail optical fiber connection is all made of between detector (e)；
The tail optical fiber is fixed using the first adhesive (A)；The fiber optic loop (a) and coupler (c) are fixed using adhesive.
2. a kind of fiber-optic gyroscope light path according to claim 1, it is characterised in that: the fiber optic loop (a) and Y waveguide (b)
Interior optical fiber used is polarization maintaining optical fibre；Optical fiber used is polarization maintaining optical fibre or single mode optical fiber in the coupler (c)；It is described
Optical fiber used is polarization maintaining optical fibre or single mode optical fiber in light source (d)；Optical fiber used is single-mode optics in the detector (e)
It is fine.
3. a kind of fiber-optic gyroscope light path according to claim 2, it is characterised in that: the covering of the single mode optical fiber and coating
Layer is respectively 125 μm and 250 μm, or, 80 μm and 165 μm, or, 80 μm and 135 μm, or, 60 μm and 100 μm；The single-mode optics
Fine mode field diameter is 9 μm or 6 μm.
4. a kind of fiber-optic gyroscope light path according to claim 1, it is characterised in that: the fiber optic loop (a), Y waveguide (b),
Coupler (c), light source (d), detector (e) tail optical fiber pass through optical fiber fusion welding point connect；The optical fiber fusion welding point uses diameter
For 195 μm or 255 μm or 280 μm, the coat that length is 8mm~22mm coats protection.
5. a kind of fiber-optic gyroscope light path according to claim 1, it is characterised in that: further include glass tube；The fiber optic loop
(a), Y waveguide (b), coupler (c), light source (d), detector (e) tail optical fiber pass through optical fiber fusion welding point connect；The glass tube
For protecting optical fiber fusion welding point；The internal diameter and outer diameter of the glass tube are respectively 0.3mm and 1mm, and the length of glass tube is 35mm.
6. a kind of fiber-optic gyroscope light path described according to claim 1~one of 5, it is characterised in that: described to use the first gluing
After agent (A) is fixed, the size of the first adhesive (A) is beyond fiber profile 1mm~3mm, with a thickness of 0.5mm~2mm.
7. a kind of fiber-optic gyroscope light path described according to claim 1~one of 5, it is characterised in that: first adhesive (A)
For condensed type low-stress silicon rubber.
8. a kind of fiber-optic gyroscope light path according to claim 7, it is characterised in that: the viscosity of first adhesive (A)
No more than 20000cps, shear strength is not less than 0.8Mpa, and tearing strength is not more than 2500N/m, and Shao Er hardness is not more than 40, makes
It is -55 DEG C~120 DEG C with temperature range, surface drying time is not less than 15min.
9. a kind of adhesive, it is characterised in that: including the first component and the second component；
First component includes sizing, filler, plasticizer, is calculated based on parts by weight, and sizing is 100 parts；Filler is 30
- 120 parts of part；Plasticizer is 5 parts -10 parts；The sizing is with hydroxy-end capped dimethyl silicone polymer；The filler is
One of boron carbide, silicon carbide, white carbon black, silica flour, glass powder or two or more mixtures；The plasticizer is silicon
The mixture of one of oil and hydroxy silicon oil or both；The sizing, filler, plasticizer are mixed with to obtain first
Component；
Second component includes crosslinking agent, catalyst, is calculated based on parts by weight, and crosslinking agent is 5 parts -150 parts；Catalyst be 0.2 part-
200 parts；The crosslinking agent is the mixture of tetraalkoxysilane, methyl trialkoxysilane or both, or, three azanol of methyl
The mixture of base silane, three azanol base silane of ethyl or both, or, methylpentane amino containing silane, silicon nitrogen silane copolymer or two
The mixture of person；The catalyst is the chloroplatinic acid that tetrahydrofuran or methyl vinyl silicone are coordinated；The crosslinking agent, catalysis
Agent is mixed with to obtain the second component；
According to parts by weight, the ratio of the first component and the second component is 100 parts: (5-10 parts).
10. a kind of optical fiber fixing method, it is characterised in that: using the first adhesive (A) fixed optical fiber；First adhesive
It (A) include the first component and the second component；
First component includes sizing, filler, plasticizer, is calculated based on parts by weight, and sizing is 100 parts；Filler is 30
- 120 parts of part；Plasticizer is 5 parts -10 parts；The sizing is with hydroxy-end capped dimethyl silicone polymer；The filler is
One of boron carbide, silicon carbide, white carbon black, silica flour, glass powder or two or more mixtures；The plasticizer is silicon
The mixture of one of oil and hydroxy silicon oil or both；The sizing, filler, plasticizer are mixed with to obtain first
Component；
Second component includes crosslinking agent, catalyst, is calculated based on parts by weight, and crosslinking agent is 5 parts -150 parts；Catalyst be 0.2 part-
200 parts；The crosslinking agent is the mixture of tetraalkoxysilane, methyl trialkoxysilane or both, or, three azanol of methyl
The mixture of base silane, three azanol base silane of ethyl or both, or, methylpentane amino containing silane, silicon nitrogen silane copolymer or two
The mixture of person；The catalyst is the chloroplatinic acid that tetrahydrofuran or methyl vinyl silicone are coordinated；The crosslinking agent, catalysis
Agent is mixed with to obtain the second component；
According to parts by weight, the ratio of the first component and the second component is 100 parts: (5-10 parts).
11. a kind of preparation method of adhesive, characterized by the following steps:
Step 1: according to parts by weight, by 100 parts with hydroxy-end capped dimethyl silicone polymer and 5 parts of -10 parts of plasticising under room temperature
Agent mixes, and stirs evenly at a temperature of 60 DEG C, and 30 parts of -120 parts of fillers are added, obtain the first component after mixing；By weight
Number meter, by 5 parts of -150 parts of crosslinking agents, 0.2 part of -200 parts of catalyst, which is uniformly mixed, obtains the second component；
Step 2: by the first component obtained in step 1 and the second component by weight 100:(5-10) after mixing true
Deaeration handles 5min-10min in null device.
12. a kind of preparation method of adhesive according to claim 11, it is characterised in that: the filler be boron carbide,
One of silicon carbide, white carbon black, silica flour, glass powder or two or more mixtures；The plasticizer is silicone oil and hydroxyl
The mixture of one of base silicone oil or both；The crosslinking agent be tetraalkoxysilane, methyl trialkoxysilane or
The mixture of the two, or, the mixture of three azanol base silane of methyl, three azanol base silane of ethyl or both, or, methylpentane
The mixture of amino containing silane, silicon nitrogen silane copolymer or both；The catalyst is that tetrahydrofuran or methyl vinyl silicone are matched
The chloroplatinic acid of position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810995303.XA CN109238263B (en) | 2018-08-29 | 2018-08-29 | Adhesive, preparation method, optical fiber fixing method and optical fiber gyroscope path |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810995303.XA CN109238263B (en) | 2018-08-29 | 2018-08-29 | Adhesive, preparation method, optical fiber fixing method and optical fiber gyroscope path |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109238263A true CN109238263A (en) | 2019-01-18 |
| CN109238263B CN109238263B (en) | 2021-07-13 |
Family
ID=65069736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810995303.XA Active CN109238263B (en) | 2018-08-29 | 2018-08-29 | Adhesive, preparation method, optical fiber fixing method and optical fiber gyroscope path |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109238263B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089575A (en) * | 2019-12-13 | 2020-05-01 | 北京航天时代光电科技有限公司 | Micro-miniature optical fiber gyroscope packaging structure |
| CN116026369A (en) * | 2023-03-30 | 2023-04-28 | 中国船舶集团有限公司第七〇七研究所 | Light path rigid-flexible hybrid assembly method in fiber-optic gyroscope inertial navigation system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104559811A (en) * | 2015-01-13 | 2015-04-29 | 武汉长盈通光电技术有限公司 | Radiation-curable fiber-optic ring tail fiber packaging adhesive |
| US20160194537A1 (en) * | 2013-08-19 | 2016-07-07 | Sumitomo Seika Chemicals Co., Ltd. | Addition-curable silicone resin composition, addition-curable silicone resin cured product, and sealed optical semiconductor element |
| CN106338282A (en) * | 2016-08-12 | 2017-01-18 | 湖北三江航天红峰控制有限公司 | Light-small type spaceborne optical fiber gyro optical path |
| CN107530471A (en) * | 2015-04-30 | 2018-01-02 | 科洛普拉斯特公司 | Adhesive composition |
-
2018
- 2018-08-29 CN CN201810995303.XA patent/CN109238263B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160194537A1 (en) * | 2013-08-19 | 2016-07-07 | Sumitomo Seika Chemicals Co., Ltd. | Addition-curable silicone resin composition, addition-curable silicone resin cured product, and sealed optical semiconductor element |
| CN104559811A (en) * | 2015-01-13 | 2015-04-29 | 武汉长盈通光电技术有限公司 | Radiation-curable fiber-optic ring tail fiber packaging adhesive |
| CN107530471A (en) * | 2015-04-30 | 2018-01-02 | 科洛普拉斯特公司 | Adhesive composition |
| CN106338282A (en) * | 2016-08-12 | 2017-01-18 | 湖北三江航天红峰控制有限公司 | Light-small type spaceborne optical fiber gyro optical path |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089575A (en) * | 2019-12-13 | 2020-05-01 | 北京航天时代光电科技有限公司 | Micro-miniature optical fiber gyroscope packaging structure |
| CN116026369A (en) * | 2023-03-30 | 2023-04-28 | 中国船舶集团有限公司第七〇七研究所 | Light path rigid-flexible hybrid assembly method in fiber-optic gyroscope inertial navigation system |
| CN116026369B (en) * | 2023-03-30 | 2023-06-02 | 中国船舶集团有限公司第七〇七研究所 | Light path rigid-flexible hybrid assembly method in fiber-optic gyroscope inertial navigation system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109238263B (en) | 2021-07-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9857198B2 (en) | Apparatus and method for inertial sensor calibration | |
| CN109238263A (en) | A kind of adhesive and preparation method, optical fiber fixing method, fiber-optic gyroscope light path | |
| CN102636164B (en) | Fiber-optic gyroscope IMU (inertial measurement unit) combination for high-precision strap-down systems | |
| CN101750065A (en) | High-density floated gyro strap-down inertial measurement unit | |
| US7929143B2 (en) | Integrated resonating gyro accelerometer in a semiconductor substrate | |
| CN108139216A (en) | For providing the system and method for simple and reliable Inertial Measurement Unit (IMU) | |
| CN101949710A (en) | Rapid online dynamic calibration method for zero offset of GNSS (Global Navigation Satellite System) auxiliary MEMS (Micro Electro Mechanical Systems) inertial sensor | |
| CN102506871A (en) | Airborne double-fiber IMU (inertial measurement unit)/DGPS (differential global positioning system) integrated relative deformation attitude measurement device | |
| CN103968840B (en) | All-digital control platform type inertial navigation system | |
| CN109186633A (en) | A kind of field calibration method and system of duplex measurement device | |
| CN110146109A (en) | A kind of two-dimentional compensation method of optical fibre gyro magnetic temperature crosslinking coupling error | |
| Li et al. | Room-temperature wide measurement-range optical fiber fabry–perot tilt sensor with liquid marble | |
| CN104697521A (en) | Method for measuring posture and angle speed of high-speed rotating body by gyro redundant oblique configuration mode | |
| CN109293964A (en) | A kind of release film and preparation method thereof of resistance to air exposure | |
| Lu et al. | A new calibration method of MEMS IMU plus FOG IMU | |
| JP2893482B2 (en) | Integrated optics device mounting structure for thermal separation and high G impact separation | |
| CN201116875Y (en) | Micro-machinery inertial navigation device | |
| JP5816322B2 (en) | Sensor | |
| CN108571958A (en) | A kind of high-precision micro three-axis gyroscope | |
| CN208383148U (en) | It is a kind of can the external optical fibre gyro debugged | |
| CN109438739A (en) | The preparation method of polythiophene antistatic silicon systems release film | |
| CN201307013Y (en) | High density liquid floating gyro strapdown inertial measurement unit | |
| CN218545725U (en) | Digital mixed-state inertia measurement unit | |
| CN109578401A (en) | A kind of boss glue adhering method of optical fibre gyro ring and skeleton | |
| JPH0673359A (en) | Refractive-index matched precision adhesive |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |