CN116594096A - Preparation device and preparation method of metallized sealed optical fiber - Google Patents
Preparation device and preparation method of metallized sealed optical fiber Download PDFInfo
- Publication number
- CN116594096A CN116594096A CN202310299995.5A CN202310299995A CN116594096A CN 116594096 A CN116594096 A CN 116594096A CN 202310299995 A CN202310299995 A CN 202310299995A CN 116594096 A CN116594096 A CN 116594096A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- welding
- metal sleeve
- graphite
- ring
- 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.)
- Pending
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 238000003466 welding Methods 0.000 claims abstract description 39
- 239000002184 metal Substances 0.000 claims abstract description 32
- 229910052751 metal Inorganic materials 0.000 claims abstract description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000006073 displacement reaction Methods 0.000 claims abstract description 28
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 28
- 239000010439 graphite Substances 0.000 claims abstract description 28
- 229910000679 solder Inorganic materials 0.000 claims abstract description 9
- 239000000835 fiber Substances 0.000 claims abstract description 8
- 238000002844 melting Methods 0.000 claims abstract description 3
- 230000008018 melting Effects 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 8
- 238000001465 metallisation Methods 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 3
- 239000004020 conductor Substances 0.000 claims 2
- 239000000155 melt Substances 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000004907 flux Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- 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
- G02B6/02—Optical fibres with cladding with or without a coating
-
- 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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02395—Glass optical fibre with a protective coating, e.g. two layer polymer coating deposited directly on a silica cladding surface during fibre manufacture
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a preparation device and a preparation method of a metallized sealed optical fiber. The device comprises a base, wherein three displacement tables are respectively arranged on the base, the three displacement tables form a triangle, two horizontally arranged displacement tables are respectively provided with an insulating plate, each insulating plate is respectively fixed with a graphite clamping knife, two knife edges of the graphite clamping knives are opposite, each graphite blade is respectively connected with a conductive wire, and the wires are connected with a transformer; the V-shaped groove chuck is fixed on another displacement table. The preparation device is simple, and is simpler to disassemble and assemble than the traditional preparation device; the concentricity of the metal sleeve and the bare fiber in the metallized sealed optical fiber is improved to 2 number levels to reach the nano level; the electrode in the traditional preparation device is easy to weld with the solder and the electrode is easy to deform at high temperature, but the invention fundamentally solves the problems of welding the solder with the traditional electrode and high-temperature deformation of the electrode, and simultaneously improves the melting speed of the solder by 3-5 times.
Description
Technical Field
The invention relates to a preparation method of an optical fiber for packaging an airtight structure, in particular to a preparation method of a metallized sealed optical fiber.
Background
When packaging structures such as semiconductor laser devices with pigtails and lithium niobate modulator devices, a part of bare fibers at the tail of the optical fibers are often metallized in order to weld the optical fibers together with the metal sleeve of the device package or to weld the optical fibers to a bracket.
Conventional optical fiber metallization is typically performed by first removing the tight jacket and cladding of the optical fiber, and then plating the bare optical fiber with gold using an electroless method. In applications where bare optical fibers are used, the bare optical fibers are often placed on a metal support or in a metal sleeve of a device housing, the optical fibers are soldered to the metal support or sealed within the metal sleeve of the device housing by solder.
Disclosure of Invention
The invention aims to provide a preparation method of a metallized sealed optical fiber, which is simple to operate and low in cost.
The invention relates to a preparation device of a metallized sealed optical fiber, which comprises a base, wherein three displacement tables are arranged on the base, the three displacement tables form a triangle, two displacement tables which are horizontally arranged are respectively provided with an insulating plate, the upper end of each insulating plate is provided with a graphite clamping knife, two side blades of each graphite clamping knife are respectively fixed on the two insulating plates, the blades on the two sides are respectively connected with a conductive wire, and the conductive wire is connected with a transformer; wherein the clamping opening of the graphite clamping knife is wedge-shaped; the insulating plate is fixed with the displacement table by using screws; and the graphite clamping knife is fixed with the insulating plate by using a screw. In addition, a V-shaped groove chuck is arranged on the displacement table at the vertex position of the triangle, and the chuck is fixed with the displacement table through screws.
The preparation method of the metallized sealed optical fiber comprises the following steps:
step one: threading the bare optical fiber into a metal sleeve;
step two: sleeving one end of the bare optical fiber into a welding ring;
step three: fixing the bare optical fiber sleeved into the metal sleeve and the welding ring on a preparation device, and fixing the optical fiber on a V-shaped groove chuck;
step four: placing a metal sleeve at the edge of a graphite clamping knife;
step five: moving the displacement table to enable the graphite clamping knife to clamp the welding ring and the metal sleeve;
step six, opening the transformer, outputting low and high current to the graphite clamping knife, so that the welding ring is melted and airtight welding is realized with the metal sleeve;
step seven: the molten state and the welding state of the weld ring are observed by a microscope to ensure whether the welding is successful or not.
Wherein, the metal sleeve in the first step is gold-plated material; the welding ring in the second step is a glass welding ring; step five, adjusting a microscope to observe the end face on the welding ring, and adjusting the position of the welding ring through a displacement table to enable the welding ring to be at the central position of the upper end face of the metal sleeve; and step six, the output current of the transformer is 120-160A, and the welding time is 0.5-1.5 seconds. The method comprises the steps of carrying out a first treatment on the surface of the And step seven, observing under a microscope that the welding ring is melted into a regular hemispherical shape, and then closing a power switch of the transformer.
The beneficial effects are that: compared with the prior art, the invention has the following advantages: the device is simple, convenient to detach and assemble, simple to operate, the metal sleeve and the bare fiber are not easy to fall off before welding, the concentricity of the metal sleeve and the bare fiber can reach the nanoscale by adjusting the displacement table, the traditional electrode is easy to be welded with the welding flux, and the graphite electrode fundamentally solves the problem that the welding flux and the traditional electrode are easy to be welded together; the electrode of the scheme can not deform at high temperature, has discharge speed which is 3-5 times faster than that of the traditional copper electrode, and has high yield and low cost.
Description of the drawings:
FIG. 1 is a schematic diagram of a manufacturing apparatus according to the present invention;
FIG. 2 is a bare fiber ferrule/ring schematic of the present invention;
FIG. 3 is a schematic view of the graphite cutter and V-groove chuck according to the present invention
Detailed Description
The technical scheme of the invention is further described below with reference to fig. 1-3.
The preparation device of the metallized sealed optical fiber comprises a bottom plate 1, wherein three displacement tables 2 are arranged on the bottom plate 1, the three displacement tables 2 form a triangle, each displacement table 2 is provided with an insulating plate 3, the upper end of the insulating plate 3 on the displacement table 2 in the horizontal direction is provided with a graphite clamping knife, the graphite clamping knives 7 are respectively fixed on the two insulating plates 3, the graphite clamping knives 7 on the two sides are connected with a lead 4, and the lead 4 is connected with a transformer; the insulating plate 3 and the displacement table 2 are fixed by using screws; the graphite clamping knife 7 is fixed with the insulating plate 3 by using a screw; the V-shaped groove clamping head 5 is fixed on the insulating plate 3; the magnet 6 is fixed on the V-shaped groove clamp head through magnetic attraction.
The jaws of the graphite clamping knife 7 are beveled or wedge-shaped to ensure that the necessary contact resistance is created to effect resistance welding when the graphite clamping knife clamps the gold-plated metal sleeve.
The preparation method of the metallized sealed optical fiber comprises the following steps:
step one: threading a bare optical fiber 10 into a metal sleeve 9;
step two: sleeving one end of the bare optical fiber 10 into the welding ring 8;
step three: the bare optical fiber sleeved in the metal sleeve 9 and the welding ring 8 is fixed on a preparation device, the optical fiber is fixed on the V-shaped groove chuck 5, and the optical fiber is tightly fixed by a magnet 6;
step four: placing a metal sleeve 9 at the edge of the graphite clamping knife 7;
step five: moving the displacement table to enable the graphite clamp to clamp the welding ring 8 and the metal sleeve 9;
step six, opening a transformer or an energy accumulator, outputting low voltage and high current to the graphite clamping knife 7, melting the welding ring 8, and realizing airtight welding with the metal sleeve 9;
step seven: the molten state and the welding state of the weld ring 8 are observed by a microscope to ensure whether the welding is successful.
The metal sleeve 9 in the first step is made of gold plating material
The solder ring 8 in the second step is solder;
and step four, adjusting an observation microscope until the upper end face of the welding ring 8 is clearly seen, and adjusting the welding ring 8 at the upper end of the metal sleeve 9 through a displacement table to enable the welding ring 8 to be coaxial with the metal sleeve 9.
And step six, the output current of the transformer is 120-160A, and the welding time is 0.5-1.5 seconds.
And step seven, observing under a microscope that the welding ring is melted into a regular semi-sphere-like shape, and then turning off a power switch of the transformer or the energy accumulator.
The bare optical fiber is obtained by peeling the optical fiber by using an optical fiber peeling clamp to expose the optical fiber core.
The bare fiber core is then wiped with 99.5% alcohol, and the metal ferrule 9 and the solder ring 8 are applied to the bare fiber by microscope.
The bare optical fiber 10 is fixed to the V-groove chuck 5 and is fixed by the magnet 6.
Claims (9)
1. The utility model provides a preparation facilities of sealed optic fibre of metallization, a serial communication port, including base (1), be provided with three displacement platform on base (1), three displacement platform constitutes a triangle-shaped, wherein all be provided with insulation board (3) on two displacement platforms that the horizontal direction set up, the upper end of insulation board (3) is equipped with one graphite and presss from both sides sword (7), both sides blade of graphite clamp sword (7) are fixed respectively on two insulation boards, all be connected with a conductor wire (4) on the blade of both sides, conductor wire (4) are connected with the mutual-inductor, V type groove chuck (5) are fixed on another displacement platform, adsorb on V type chuck (5) magnet (6).
2. The device for preparing a metallized sealed optical fiber according to claim 1, wherein the clamping opening of the graphite clamping knife (7) is wedge-shaped.
3. The device for preparing a metallized sealed optical fiber according to claim 1, wherein screws are used for fixing the insulating plate (3) and the displacement table (2). The graphite clamping knife (7) is fixed with the insulating plate (3) by using screws. The V-shaped groove clamping head (5) is fixed with the displacement table (2) by using screws.
4. A method of using the apparatus of claim 1, comprising the steps of:
step one: penetrating a bare optical fiber into a metal sleeve;
step two: sleeving one end of the bare optical fiber into a welding ring;
step three, placing the bare optical fiber sleeved with the metal sleeve and the welding ring in a V-shaped groove chuck (5);
fourthly, fixing the bare optical fiber (7) placed in the clamping head (5) of the V-shaped groove by using a magnet (6);
step five, placing the metal sleeve at the edge of a graphite clamping knife (7);
step six, moving the displacement table (2) to enable the graphite clamping knife (7) to clamp the metal sleeve;
step seven, opening the transformer, outputting a large current to the graphite clamping knife (7) to enable the welding ring to melt and realize airtight welding with the metal sleeve;
and step eight, observing the melting state and the welding state of the welding ring (8) by using a microscope so as to ensure the welding success.
5. The method according to claim 4, wherein the solder ring (8) in the second step is a glass solder ring.
6. The method according to claim 4, wherein the fourth step comprises adjusting the observation microscope so that the upper end face of the weld ring (8) can be clearly seen, and adjusting the position of the weld ring (8) by the displacement table so that it is at the center position of the upper end face of the metal sleeve (9).
7. The method of claim 4, wherein the transformer in the sixth step has an output current of 120 to 160A and a welding time of 0.5 to 1.5 seconds.
8. The method according to claim 4, wherein step seven comprises turning off the transformer power switch after observing under a microscope that the weld ring (8) melts into a regular semi-sphere-like shape.
9. The method of claim 4, wherein the metal sleeve in the first step is gold-plated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310299995.5A CN116594096A (en) | 2023-03-26 | 2023-03-26 | Preparation device and preparation method of metallized sealed optical fiber |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310299995.5A CN116594096A (en) | 2023-03-26 | 2023-03-26 | Preparation device and preparation method of metallized sealed optical fiber |
Publications (1)
Publication Number | Publication Date |
---|---|
CN116594096A true CN116594096A (en) | 2023-08-15 |
Family
ID=87603329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202310299995.5A Pending CN116594096A (en) | 2023-03-26 | 2023-03-26 | Preparation device and preparation method of metallized sealed optical fiber |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN116594096A (en) |
-
2023
- 2023-03-26 CN CN202310299995.5A patent/CN116594096A/en active Pending
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