CN116239294A - Image transmission optical fiber manufacturing method and image transmission optical fiber - Google Patents
Image transmission optical fiber manufacturing method and image transmission optical fiber Download PDFInfo
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- CN116239294A CN116239294A CN202310101912.7A CN202310101912A CN116239294A CN 116239294 A CN116239294 A CN 116239294A CN 202310101912 A CN202310101912 A CN 202310101912A CN 116239294 A CN116239294 A CN 116239294A
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
- C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/02—External structure or shape details
- C03B2203/04—Polygonal outer cross-section, e.g. triangular, square
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- 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
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- General Life Sciences & Earth Sciences (AREA)
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- Organic Chemistry (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Abstract
The application provides a manufacturing method of an image transmission optical fiber and the image transmission optical fiber, wherein the manufacturing method of the image transmission optical fiber comprises the following steps: providing a single optical fiber; arranging and drawing single optical fiber wires to obtain a first composite optical fiber; arranging and drawing the first composite optical fibers to obtain second composite optical fibers; wherein the first and second composite optical fibers have a shape that satisfies one of: (a) The first composite optical fiber is in a parallelogram shape, and the second composite optical fiber is in a parallelogram shape; (b) The first composite optical fiber is regular hexagon, and the second composite optical fiber is parallelogram. When the first composite optical fiber is drawn, the first composite optical fiber adopts a parallelogram or a regular hexagon, so that the first composite optical fiber can be directly arranged and drawn into a second composite optical fiber in the shape of the parallelogram, the utilization rate of blanks is improved, and the manufacturing cost is reduced; in addition, the single optical fiber wires and the first composite optical fiber are not placed in the glass tube, so that the single optical fiber wires in the image transmission optical fiber are distributed more tightly and uniformly, and the imaging quality of the image transmission optical fiber is improved.
Description
Technical Field
The application relates to the field of optical fiber drawing, in particular to a manufacturing method of an image transmission optical fiber and the image transmission optical fiber.
Background
The image transmission optical fiber is widely applied to high-precision optical detection equipment, can replace the existing optical lens structure, improves the detection precision and reduces the equipment size. The image transmission optical fiber is formed by compounding single optical fibers, and in the manufacturing process of the image transmission optical fiber, the drawing of the composite optical fiber is a key step, and the conventional optical fiber compounding method is to arrange single optical fiber wires into the composite optical fiber, fix the composite optical fiber in a cotton thread bundling mode and the like, and then clamp and draw the wire.
In some prior art, single fiber wires are firstly arranged and fixed in a quartz tube to form a multi-core rod, then the multi-core rod is drawn to obtain a composite fiber, and then the composite fiber is arranged and fixed in the quartz tube for secondary drawing, so that an image transmission fiber product with higher resolution is obtained.
However, such a manufacturing method is only suitable for drawing round image-transmitting optical fiber products. If the parallelogram image transmission optical fiber product is required to be manufactured, the drawn image transmission optical fiber is required to be subjected to melt pressing or cold processing, the processing efficiency and the blank utilization rate are low, and the manufacturing cost is high.
On the other hand, the tube wall of the quartz tube occupies a certain space, so that the arrangement of single optical fiber wires in the image transmission optical fiber is not compact and uniform enough, and the image transmission quality of the image transmission optical fiber is affected.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the manufacturing method of the image transmission optical fiber and the image transmission optical fiber are provided, the manufacturing method of the image transmission optical fiber is suitable for manufacturing the parallelogram image transmission optical fiber, and the compactness of single optical fiber wire arrangement can be improved.
The manufacturing method of the image transmission optical fiber provided by the application comprises the following steps:
providing a single optical fiber;
arranging and drawing the single optical fiber wires to obtain a first composite optical fiber;
arranging and drawing the first composite optical fibers to obtain second composite optical fibers;
wherein the shape of the first and second composite optical fibers satisfies one of the following:
(a) The first composite optical fiber is in a parallelogram shape, and the second composite optical fiber is in a parallelogram shape;
(b) The first composite optical fiber is regular hexagon, and the second composite optical fiber is parallelogram.
According to the manufacturing method of the image transmission optical fiber, at least the following technical effects are achieved: firstly, the manufacturing method of the image transmission optical fiber is drawn for at least two times, so that the resolution of the image transmission optical fiber can be improved; secondly, when the first composite optical fiber is drawn, the first composite optical fiber adopts a parallelogram or a regular hexagon, so that the first composite optical fiber can be directly arranged and drawn into a second composite optical fiber in the shape of the parallelogram, and the fusion pressing or cold processing is not needed after the drawing is finished, thereby improving the blank utilization rate and reducing the manufacturing cost of the image transmission optical fiber; finally, the single optical fiber wires and the first composite optical fiber are not placed in the glass tube during drawing, so that the single optical fiber wires in the image transmission optical fiber are distributed more tightly and uniformly, and the imaging quality of the image transmission optical fiber is improved.
According to some embodiments of the present application, there is provided a single fiber optic filament comprising: and placing the core material into a tube material to obtain a single core rod, and drawing the single core rod to obtain the single optical fiber.
According to some embodiments of the application, the single fiber filaments have a diameter greater than or equal to 0.5mm.
According to some embodiments of the present application, arranging and drawing the single fiber comprises:
tightly stacking the single optical fiber wires in a first mold to form a first composite rod, wherein the shape of the first mold corresponds to the shape of the first composite optical fiber;
fixing the first composite rod using a first clamp;
and removing the first composite rod and drawing to obtain the first composite optical fiber.
According to some embodiments of the present application, the side length or the opposite side length of the first composite optical fiber is greater than or equal to 0.8mm.
According to some embodiments of the present application, the first mold comprises a support member, the support member comprises a bottom surface, the support member is provided with a first positioning member and a second positioning member, the first positioning member, the second positioning member and the support member enclose to form an arrangement area, and the first positioning member and the second positioning member can be close to or far away from each other.
According to some embodiments of the present application, the first clamp includes a first compression member and a second compression member, the first compression member and the second compression member surrounding a fixed area, the first compression member and the second compression member being capable of being moved toward or away from each other.
According to some embodiments of the present application, arranging and drawing the first composite optical fiber includes:
tightly stacking the first composite optical fibers in a second mold to form a second composite rod, wherein the shape of the second mold corresponds to the shape of the second composite optical fibers;
fixing the second composite rod using a second clamp;
and removing the second composite rod and drawing to obtain the second composite optical fiber.
According to some embodiments of the present application, the method for manufacturing an image transmission optical fiber further includes performing a post-treatment on the second composite optical fiber, where the post-treatment includes annealing, cutting, and end polishing.
The image transmission optical fiber is manufactured by the manufacturing method of the image transmission optical fiber.
The image transmission optical fiber provided by the application has the beneficial effects brought by the manufacturing method of the image transmission optical fiber provided by the application, and the detailed description is omitted.
Drawings
The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, wherein:
FIG. 1 is a schematic flow chart of a method for manufacturing an image transmission optical fiber according to an embodiment of the present application;
FIG. 2 is a schematic diagram of an arrangement of a second composite optical fiber in the method for manufacturing an image transmission optical fiber according to the embodiment of the present application, where the first composite optical fiber is parallelogram;
FIG. 3 is a schematic diagram of an arrangement of second composite optical fibers in the method for manufacturing an image transmission optical fiber according to the embodiment of the present application, where the first composite optical fiber is a regular hexagon;
FIG. 4 is a schematic structural view of a first mold according to an embodiment of the present application;
FIG. 5 is a schematic structural view of a first clamp according to an embodiment of the present application;
FIG. 6 is a schematic structural view of a first clamp according to an embodiment of the present application;
fig. 7 is a schematic diagram of an image transmission fiber according to an embodiment of the present disclosure when single fibers are arranged.
Reference numerals:
A single fiber 310, a first composite fiber 320, and a second composite fiber 330.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.
In the description of the present application, it should be understood that references to orientation descriptions, such as directions of up, down, front, back, left, right, etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
In the description of the present application, the meaning of a number is one or more, the meaning of a number is two or more, greater than, less than, exceeding, etc. are understood to not include the present number, and the meaning of a number above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present application can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical solution.
Referring to fig. 1, a method for manufacturing an image transmission optical fiber according to the present application includes.
Providing a single optical fiber 310;
arranging and drawing single optical fiber wires 310 to obtain a first composite optical fiber 320;
arranging and drawing the first composite optical fibers 320 to obtain second composite optical fibers 330;
wherein the shape of the first and second composite optical fibers 320 and 330 satisfies one of the following conditions:
(a) The first composite optical fiber 320 is a parallelogram, and the second composite optical fiber 330 is a parallelogram;
(b) The first composite optical fiber 320 is a regular hexagon and the second composite optical fiber 330 is a parallelogram.
Firstly, the manufacturing method of the image transmission optical fiber is drawn for at least two times, so that the resolution of the image transmission optical fiber can be improved; secondly, when in drawing, the first composite optical fiber 320 adopts a parallelogram or a regular hexagon, so that the first composite optical fiber 320 can be directly arranged and drawn into a second composite optical fiber 330 in the shape of the parallelogram, and the fusion pressing or cold working is not required after the drawing is completed, thereby improving the utilization rate of blanks and reducing the manufacturing cost of image transmission optical fibers; finally, the single optical fiber 310 and the first composite optical fiber 320 are not placed in the glass tube during drawing, so that the single optical fiber 310 in the image transmission optical fiber is more tightly and uniformly distributed, and the imaging quality of the image transmission optical fiber is improved.
Fig. 2 and fig. 3 schematically show the principle when the first composite optical fiber 320 forms the second composite optical fiber 330, where the area framed by the center line is one first composite optical fiber 320, referring to fig. 2 and fig. 3, the parallelogram-shaped first composite optical fiber 320 or the regular-hexagonal first composite optical fiber 320 can be arranged in a close-packed manner to form the parallelogram-shaped second composite optical fiber 330, further referring to fig. 3, the second composite optical fiber 330 made of the regular-hexagonal first composite optical fiber 320 has relatively large saw-teeth at the edge, which is not suitable for image transmission optical fiber products with high boundary requirements, and the second composite optical fiber 330 made of the parallelogram-shaped first composite optical fiber 320 can overcome the defect. It is understood that a parallelogram also includes a rectangle.
In some embodiments, a single fiber optic filament 310 is provided, comprising: the core material is put into the tube material to obtain a single core rod, and the single core rod is drawn to obtain the single optical fiber 310. It should be noted that the smaller the diameter of the single fiber wire 310, the greater the alignment difficulty, and the defects of insufficient alignment, breakage of the single fiber wire 310, and the like are likely to occur, so that in some embodiments, the diameter of the single fiber wire 310 is greater than or equal to 0.5mm for subsequent alignment and drawing. If the diameter of the single fiber filaments 310 is too large, this in turn results in a smaller number of single fiber filaments 310 being arranged, and thus in some embodiments the diameter of the single fiber filaments may be between 0.5mm and 5mm.
In some embodiments, arranging and drawing single fiber optic filaments 310 includes:
tightly stacking the single optical fiber filaments 310 in the first mold 100 to form a first composite rod, the shape of the first mold 100 corresponding to the shape of the first composite optical fiber 320;
securing the first composite rod using the first clamp 200;
the first composite rod is removed and drawn to obtain a first composite optical fiber 320.
The manufacturing method of the image transmission optical fiber uses the first mold 100 to provide support for the arrangement and the arrangement of the single optical fiber wires 310, so that the single optical fiber wires 310 can be conveniently and accurately arranged into a set shape, the first composite rod is transferred to drawing equipment for drawing after the arrangement is completed, and the first composite rod is clamped and fixed by the first clamp 200, so that the shape of the first composite rod can be stably maintained, the single optical fiber wires 310 are prevented from being shifted in the transfer process, and the quality of a finished product of the image transmission optical fiber is ensured.
In some embodiments, the side length or edge-to-edge length of the first composite optical fiber 320 is greater than or equal to 0.8mm for subsequent alignment and drawing. In some embodiments, the side length or the opposite side length of the first composite optical fiber 320 may be between 0.8mm-3 mm.
In some embodiments, the first mold 100 includes a support 110, the support 110 includes a bottom surface, the support 110 is mounted with a first positioning member 120 and a second positioning member 130, the first positioning member 120, the second positioning member 130, and the support 110 enclose an alignment area, and the first positioning member 120 and the second positioning member 130 can be moved toward or away from each other. In use, a first row of single fiber filaments 310 is first aligned on the support 110, and then the first positioning member 120 and the second positioning member 130 are brought into close proximity to each other and contact the single fiber filaments 310, thereby precisely defining the alignment area of the single fiber filaments 310, and referring to fig. 4, when the first composite optical fiber 320 is a parallelogram, the first positioning member 120 includes a first inclined surface and the second positioning member 130 includes a second inclined surface, thereby defining the shape of the parallelogram.
At least one of the first and second positioning members 120 and 130 is movably installed so as to be brought close to each other. Specifically, referring to fig. 4, in some embodiments, the second positioning member 120 includes a first groove that cooperates with the support member, the second positioning member 130 is capable of sliding on the support member 110 under the guiding action of the first groove, the second positioning member 120 further includes a second groove 131, and the fastener 140 secures the second positioning member 120 through the second groove 131. The fastener 140 may be a screw, and the supporting member 110 is provided with a threaded hole, and the screw is screwed into the threaded hole to compress the second positioning member 120 on the supporting member 110.
In some embodiments, the first clamp 200 includes a first compressing member 210 and a second compressing member 220, the first compressing member 210 and the second compressing member 220 enclosing a fixed area, the first compressing member 210 and the second compressing member 220 being capable of being moved toward and away from each other. The first pressing member 210 and the second pressing member 220 are rigid structures, and compared with flexible deformable structures such as ropes, the rigid structures can better fix the parallelogram or the regular hexagon first composite rod, so that the single optical fiber 310 is prevented from shifting in the transferring process, and the quality of finished products of image transmission optical fibers is ensured.
Also taking the example of drawing the parallelogram-shaped first composite optical fiber 320, the first jig 200 needs to be in contact with the four faces of the first composite rod to achieve stable and reliable compaction. In some embodiments, the first compression member 210 includes a first compression surface and a second compression surface, the second compression surface being located on one side of the first compression surface, the second compression member 220 including a third compression surface and a fourth compression surface, the fourth compression surface being located on one side of the third compression surface. In other embodiments, the first pressing member 210 may include a first pressing surface, and the second pressing member 220 may include a second pressing surface, a third pressing surface, and a fourth pressing surface, where the second pressing surface and the fourth pressing surface are located on two sides of the third pressing surface, respectively.
In some embodiments, the first clamp 200 includes a first adjustment member 230 and a second adjustment member 240, the first adjustment member 230 for driving the first compression surface and the third compression surface toward each other in a first direction, and the second adjustment member 240 for driving the second compression surface and the fourth compression surface toward each other in a second direction.
Referring to fig. 5 and 6, in some embodiments, the first pressing member 210 includes a first arm 211, a second arm 212, and a third arm 213 connected in sequence, the first arm 211 forming a first pressing surface, the second arm 212 forming a second pressing surface, the third arm 213 being disposed opposite to the first pressing surface, and the first adjustment member 230 being mounted on the third arm 213. The second compressing element 220 includes a fourth arm 221, a fifth arm 222 and a sixth arm 223 connected in sequence, the fourth arm 221 forms a fourth compressing surface, the fifth arm 222 forms a third compressing surface, the sixth arm 223 is disposed opposite to the fourth compressing surface, and the second adjusting element 240 is mounted on the sixth arm 223. The first arm 211 and the third arm 213 are located at two sides of the fifth arm 222 in the first direction, the first adjusting member 230 abuts against the fifth arm 222, the first adjusting member 230 drives the fifth arm 222 to be close to the first arm 211, the fourth arm 221 and the sixth arm 223 are located at two sides of the second arm 212 in the second direction, the second adjusting member 240 abuts against the second arm 212, and the second adjusting member 240 drives the second arm 212 to be close to the fourth arm 221.
In some embodiments, the second arm 212 is provided with a third slot 214, the fifth arm 222 passes through the third slot 214, the first arm 211 is provided with a fourth slot 215, and the fourth arm 221 is embedded in the fourth slot 215. The third groove 214 and the fourth groove 215 can play a role in positioning, so that the positional relationship between the first compressing member 210 and the second compressing member 220 is more stable and accurate.
Fig. 7 shows a schematic diagram of a method for manufacturing an image transmission optical fiber when the first mold 100 and the first jig 200 are used. As shown in fig. 7, a plurality of first molds 100 are arranged in an array to form a plurality of fulcrums for supporting the single optical fiber wires 310, so that the single optical fiber wires 310 can be stably and accurately arranged into a desired shape, and one ends of the first molds 100 are opened, so that the first composite rod can be conveniently taken out. The first clamp 200 clamps the first composite rod from a plurality of positions, improving reliability of clamping.
In some embodiments, arranging and drawing the first composite optical fiber 320 includes:
tightly stacking the first composite optical fibers 320 in a second mold having a shape corresponding to the shape of the second composite optical fibers 330 to form a second composite rod;
fixing the second composite rod using a second clamp;
the second composite rod is removed and drawn to obtain a second composite optical fiber 330.
The second mold and the second clamp are similar in construction principle and function to the first mold 100 and the first clamp 200, and will not be described again.
In some embodiments, the method of making an image-transmitting optical fiber further includes post-processing the second composite optical fiber 330, the post-processing including annealing, cleaving, and end-face polishing. The annealing can eliminate the thermal stress of the second composite optical fiber 330, the cutting enables the second composite optical fiber 330 to reach the set length, the end face polishing can improve the end face precision of the second composite optical fiber 330, and clear transmission of images is realized.
The image transmission optical fiber is manufactured by the manufacturing method of the image transmission optical fiber. It will be appreciated that if only two drawing operations are performed, the second composite optical fiber 330 is the desired image transmission optical fiber, and if two or more drawing operations are performed, the composite optical fiber after the last drawing operation is the desired image transmission optical fiber.
According to the image transmission optical fiber provided by the application, firstly, the manufacturing method of the image transmission optical fiber is used for drawing at least twice, so that the resolution of the image transmission optical fiber can be improved; secondly, when in drawing, the first composite optical fiber 320 adopts a parallelogram or a regular hexagon, so that the first composite optical fiber 320 can be directly arranged and drawn into a second composite optical fiber 330 in the shape of the parallelogram, and the fusion pressing or cold working is not required after the drawing is completed, thereby improving the utilization rate of blanks and reducing the manufacturing cost of image transmission optical fibers; finally, the single optical fiber 310 and the first composite optical fiber 320 are not placed in the glass tube during drawing, so that the single optical fiber 310 in the image transmission optical fiber is more tightly and uniformly distributed, and the imaging quality of the image transmission optical fiber is improved.
The method for manufacturing the image transmission optical fiber and the image transmission optical fiber provided by the application are described in detail below with reference to fig. 1 in a specific embodiment. It is to be understood that the following description is exemplary only and is not intended to limit the application to the details of the present application. The present embodiment may also be replaced by or combined with the above-described corresponding technical features.
In this embodiment, two drawing steps are performed, and the first composite optical fiber 320 is a regular hexagon and the second composite optical fiber 330 is a parallelogram.
The manufacturing method of the image transmission optical fiber comprises the following steps:
step S100: selecting a core material with the diameter of 38mm and a pipe material with the inner diameter of 39mm and the wall thickness of 2mm, cleaning and drying, putting the core material into the pipe material, and clamping the combined single-core rod on a wire drawing machine for heating and drawing to obtain a single optical fiber wire 310 with the diameter of 3.8 mm;
step S200: 61 single optical fiber wires 310 with the diameter of 3.8mm which are pulled out are arranged into a regular hexagon first composite rod with the paired edge size of 30.16 in a first mould 100, the regular hexagon first composite rod is clamped by a first clamp 200, and then the arranged first composite rod is pulled into a first composite optical fiber 320 with the paired edge size of 0.84mm on a wire drawing machine;
step S300: arranging 630 first composite optical fibers 320 with the opposite sides of 0.84mm in a second die into parallelogram-shaped second composite rods with the length of 39.1mm and the length of 10.4mm, clamping the parallelogram-shaped second composite rods by using a second clamp, drawing the arranged second composite rods into second composite optical fibers 330 with the cross section of 3mm and the length of 0.8mm and the length of 1050mm on a wire drawing machine, wherein the second composite optical fibers 330 are semi-finished image transmission optical fibers;
step S400: and (3) annealing the second composite optical fiber 330, cutting and flattening the two end surfaces of the second composite optical fiber 330, and then carrying out fine grinding and polishing to obtain an image transmission optical fiber product with the length of 1000 mm.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In some alternative embodiments, the functions/acts noted in the block diagrams may occur out of the order noted in the operational illustrations. For example, two blocks shown in succession may in fact be executed substantially concurrently or the blocks may sometimes be executed in the reverse order, depending upon the functionality/acts involved. Furthermore, the embodiments presented and described in the flowcharts of this application are provided by way of example in order to provide a more thorough understanding of the technology. The disclosed methods are not limited to the operations and logic flows presented herein. Alternative embodiments are contemplated in which the order of various operations is changed, and in which sub-operations described as part of a larger operation are performed independently.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The manufacturing method of the image transmission optical fiber is characterized by comprising the following steps:
providing a single optical fiber;
arranging and drawing the single optical fiber wires to obtain a first composite optical fiber;
arranging and drawing the first composite optical fibers to obtain second composite optical fibers;
wherein the shape of the first and second composite optical fibers satisfies one of the following:
(a) The first composite optical fiber is in a parallelogram shape, and the second composite optical fiber is in a parallelogram shape;
(b) The first composite optical fiber is regular hexagon, and the second composite optical fiber is parallelogram.
2. The method for manufacturing the image transmission optical fiber according to claim 1, wherein: providing a single fiber optic filament comprising: and placing the core material into a tube material to obtain a single core rod, and drawing the single core rod to obtain the single optical fiber.
3. The method for manufacturing an image transmission optical fiber according to claim 1 or 2, wherein: the diameter of the single optical fiber wire is larger than or equal to 0.5mm.
4. The method for manufacturing the image transmission optical fiber according to claim 1, wherein: the single optical fiber filaments are arranged and drawn,
comprising the following steps:
tightly stacking the single optical fiber wires in a first mold to form a first composite rod, wherein the shape of the first mold corresponds to the shape of the first composite optical fiber;
fixing the first composite rod using a first clamp;
and removing the first composite rod and drawing to obtain the first composite optical fiber.
5. The method for manufacturing the image transmission optical fiber according to claim 1 or 4, wherein: the side length or the opposite side length of the first composite optical fiber is greater than or equal to 0.8mm.
6. The method for manufacturing the image transmission optical fiber according to claim 4, wherein: the first die comprises a supporting piece, the supporting piece comprises a bottom surface, a first positioning piece and a second positioning piece are installed on the supporting piece, the first positioning piece, the second positioning piece and the supporting piece surround to form an arrangement area, and the first positioning piece and the second positioning piece can be mutually close to or far away from each other.
7. The method for manufacturing the image transmission optical fiber according to claim 6, wherein: the first clamp comprises a first pressing piece and a second pressing piece, the first pressing piece and the second pressing piece surround to form a fixed area, and the first pressing piece and the second pressing piece can be close to or far away from each other.
8. The method for manufacturing the image transmission optical fiber according to claim 1, wherein: arranging and drawing the first composite optical fiber, including:
tightly stacking the first composite optical fibers in a second mold to form a second composite rod, wherein the shape of the second mold corresponds to the shape of the second composite optical fibers;
fixing the second composite rod using a second clamp;
and removing the second composite rod and drawing to obtain the second composite optical fiber.
9. The method for manufacturing the image transmission optical fiber according to claim 1, wherein: the manufacturing method of the image transmission optical fiber further comprises the step of carrying out post-treatment on the second composite optical fiber, wherein the post-treatment comprises annealing, cutting and end face polishing.
10. An image transmission optical fiber is characterized in that: the image transmission optical fiber is manufactured by the manufacturing method of the image transmission optical fiber as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310101912.7A CN116239294A (en) | 2023-02-08 | 2023-02-08 | Image transmission optical fiber manufacturing method and image transmission optical fiber |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310101912.7A CN116239294A (en) | 2023-02-08 | 2023-02-08 | Image transmission optical fiber manufacturing method and image transmission optical fiber |
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| CN116239294A true CN116239294A (en) | 2023-06-09 |
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| CN202310101912.7A Pending CN116239294A (en) | 2023-02-08 | 2023-02-08 | Image transmission optical fiber manufacturing method and image transmission optical fiber |
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- 2023-02-08 CN CN202310101912.7A patent/CN116239294A/en active Pending
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