CN212826714U - Production equipment of side-emitting optical fiber with controllable light-emitting position - Google Patents
Production equipment of side-emitting optical fiber with controllable light-emitting position Download PDFInfo
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- CN212826714U CN212826714U CN202021351320.9U CN202021351320U CN212826714U CN 212826714 U CN212826714 U CN 212826714U CN 202021351320 U CN202021351320 U CN 202021351320U CN 212826714 U CN212826714 U CN 212826714U
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Abstract
The utility model provides a controllable side of luminous position optical fiber's production facility, includes the fibre core forming device that is used for making the core material into the fibre core, uses cladding material to fibre core cladding device of euphotic layer of fibre core surface cladding and/or light shielding layer for carry out the optical fiber design of solidifying receipts fibre to the cladding back optic fibre and draw in device, its characterized in that: the fiber core coating device comprises a coating die head in a heat-preservation box body, the coating die head comprises an outer die and an inner die, a flow guide cavity is formed between the outer die and the inner die, and the outer die is provided with a light-transmitting coating material inlet and a light-shading coating material inlet which are communicated with the flow guide cavity.
Description
Technical Field
The utility model relates to an optic fibre product production and processing equipment field especially relates to a production facility of the controllable luminous optic fibre of side of luminous position.
Background
In recent years, with the research of the side-emitting optical fiber, the characteristics and the application effect of the side-emitting optical fiber are increasingly emphasized, and especially, the side-emitting optical fiber is concerned with decoration, measurement and medical treatment. In order to realize the side light emission of the optical fiber, methods such as damaging the core-sheath structure of the optical fiber, multi-cladding the optical fiber, adding special auxiliary agents and the like are generally adopted.
The utility model discloses a patent ZL200720074773.X discloses a novel luminous optic fibre of side and processing this optic fibre processingequipment, optic fibre processingequipment includes optic fibre fixed establishment and optic fibre side processing utensil, optic fibre fixed establishment includes optic fibre fixed part and workstation, be provided with the sample recess of optic fibre recess and neighbouring optic fibre recess on the workstation, optic fibre fixed part includes depression bar mechanism and supplementary fixing tool, depression bar mechanism is fixed in the workstation on the position corresponding with the optic fibre recess, optic fibre side processing utensil is the optic fibre scraper, lie in the workstation on the position corresponding with depression bar mechanism, including the blade and the flat cutting edge who is fixed in the blade, adopt the method of scraping and carving and getting rid of to obtain the luminous optic fibre of side.
In actual operation, the method damages the fiber core or the cladding of the optical fiber or processes the optical fiber again, so that the mechanical performance of the optical fiber is reduced, the process operation is complex, and the design requirement for diversification of the side light-emitting optical fiber cannot be met.
The invention patent application 201911239347.0 discloses an integrally formed extrusion die for producing side-emitting optical fibers, comprising: the cladding splitting device is connected with a nozzle of the cladding extruder and is used for caching and extruding a plurality of strands of molten cladding; the core material stranding device is connected with a nozzle of the core material extruder and is used for buffering and extruding a plurality of strands of molten core materials, the sheath material stranding device extrudes the molten sheath materials into the core material stranding device, and the sheath materials are uniformly formed outside the core materials at an extrusion outlet of the core material stranding device.
The side-emitting optical fiber produced by the method can not flexibly control the positions of light transmission and light shielding, and can not achieve the purpose of sectional positioning of the light-emitting optical fiber.
Disclosure of Invention
Not enough to prior art exists, the utility model discloses a main aim at provides one kind can control the luminous optic fibre printing opacity of side and light-resistant position in a flexible way, improves optic fibre product mechanical properties, and technology easy operation can satisfy the production facility to the diversified design demand of the luminous optic fibre of side.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a production facility of controllable side luminescence fiber in luminous position, is used for making the fibre core forming device of fibre core with the core material, is used for right the fibre core cladding device of euphotic layer of fibre core surface cladding and/or light shielding layer for carry out the optical fiber design of solidifying receipts fibre to cladding back optic fibre and draw in device which characterized in that: the fiber core coating device comprises a coating die head in a heat-preservation box body, the coating die head comprises an outer die and an inner die, a flow guide cavity is formed between the outer die and the inner die, and the outer die is provided with a light-transmitting coating material inlet and a light-shading coating material inlet which are communicated with the flow guide cavity.
The production equipment of the lateral luminous optical fiber with the controllable luminous position comprises an inner die, a fiber core channel, an outer die, a light-transmitting coating material inlet, a light-shading coating material inlet and a light-shading coating material outlet, wherein one end of the inner die is a cylindrical body, the other end of the inner die is in a trapezoidal shape, the inner die is provided with the fiber core channel through which the fiber core passes, one end of the outer die is a cylindrical tube, the other end of the outer die is a conical tube, the top end of the conical tube is provided with an outer die hole, the inner die is installed in the outer die, the outer die hole and the.
The production facility of foretell luminous optic fibre of side that luminous position is controllable, printing opacity cladding material feed subassembly of useful controller control printing opacity cladding material temperature and printing opacity cladding material feed volume of printing opacity cladding material access connection, printing opacity cladding material feed subassembly includes printing opacity cladding material measuring pump, and printing opacity cladding material melting pipe, printing opacity cladding material feed bucket, printing opacity cladding material motor, the useful controller control light-resistant cladding material temperature of light-resistant cladding material and the light-resistant cladding material feed volume of light-resistant cladding material feed subassembly of light-resistant cladding material access connection, light-resistant cladding material feed subassembly includes light-resistant cladding material measuring pump, light-resistant cladding material melting pipe, and light-resistant cladding material feed bucket, light-resistant cladding material motor.
The production equipment of the lateral luminous optical fiber with the controllable luminous position comprises a core material metering pump for providing core materials, a core material feeding barrel, a core material motor, a core material screw extruder for melting the core materials to form filament trickle, a fiber core entering a fiber core guide hook, a first guide disc and a second guide disc of the fiber core cladding device.
According to the production equipment of the side-emitting optical fiber with the controllable light-emitting position, the optical fiber shaping and gathering device comprises the curing channel for curing the light-transmitting coating material and/or the light-avoiding coating material and the winding roller for winding and packaging the optical fiber.
Above-mentioned controllable side of luminous position optical fiber's production facility, the controller sends to printing opacity cladding material feed subassembly and light-resistant cladding material feed subassembly and begins the feed signal, and the feed volume of printing opacity cladding material is the twice of the feed volume of light-resistant cladding material, and the controller sends and stops the feed signal when predetermineeing the feed volume.
In the above production apparatus for the side-emitting optical fiber with the controllable light-emitting position, the controller sends a feeding start signal to the light-transmitting coating material feeding assembly, and when the feeding amount is preset, the controller sends a feeding stop signal.
In the above production equipment for the side-emitting optical fiber with the controllable light-emitting position, the controller sends a feeding starting signal to the light-shielding coating feeding assembly, and when the feeding amount is preset, the controller sends a feeding stopping signal.
According to the production equipment of the side light-emitting optical fiber with the controllable light-emitting position, the controller sends the feeding starting signal to the light-transmitting coating material feeding assembly and the light-avoiding coating material feeding assembly, the feeding amount of the light-transmitting coating material is the same as that of the light-avoiding coating material, and the controller sends the feeding stopping signal when the feeding amount is preset.
According to the production equipment of the side-emitting optical fiber with the controllable light-emitting position, the plurality of coating die heads are arranged.
The production equipment of the above-mentioned luminous optic fibre of side that light-emitting position is controllable has the beneficial effects that, through the feed speed of controller control printing opacity cladding material feed subassembly and/or light-resistant cladding material feed subassembly, the volume that control printing opacity cladding material and/or light-resistant cladding material carried and get into the water conservancy diversion chamber, the printing opacity of the luminous optic fibre of nimble control side and the position of light-resistant, make the luminous optic fibre integrated into one piece of side, do not destroy the optic fibre structure, improve optic fibre mechanical properties, the technology is easy and simple to handle, can satisfy the diversified design demand to the luminous optic fibre of side.
Drawings
FIG. 1 is a diagram of the overall apparatus of the present invention;
FIG. 2 is a schematic diagram of the overall operation of the present invention;
FIG. 3 is a plan view of the coating die of the present invention;
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1-3 and the detailed description thereof.
As shown in fig. 1 to 3, a production apparatus for a side-emitting optical fiber with a controllable light-emitting position includes a fiber core forming device 1 for making a fiber core from a core material, a fiber core cladding device 2 for cladding an outer surface of the fiber core with a light-transmitting layer and/or a light-shielding layer by using a cladding material, and an optical fiber shaping and folding device 3 for curing and folding the coated optical fiber, and is characterized in that: the fiber core cladding device 1 comprises a cladding die head 25 in a heat-preservation box body 26, the cladding die head 25 comprises an outer die 253 and an inner die 254, a diversion cavity 255 is formed between the outer die 253 and the inner die 254, and the outer die 253 is provided with a light-transmitting cladding material inlet 251 and a light-avoiding cladding material inlet 252 which are communicated with the diversion cavity 255 and used for filling cladding materials into the diversion cavity.
One end of the inner die 254 is a cylindrical body, the other end of the inner die 254 is in a trapezoid shape, the inner die is provided with a fiber core channel 258 for accommodating the fiber core, one end of the outer die is a cylindrical tube, the other end of the outer die is a conical tube, an outer die hole 256 is formed in the top end of the conical tube, the inner die 254 is installed in the outer die 253, the outer die hole 256 and the fiber core channel 258 are located on the same straight line, and the light-transmitting coating material inlet 251 and the light-shielding coating material inlet 252 are respectively arranged at opposite positions on two sides of the cylindrical tube of the outer.
The utility model discloses a light-resistant cladding material feeding device, including light-transmitting cladding material inlet 251, light-transmitting cladding material feeding component, light-transmitting cladding material measuring pump 231, light-transmitting cladding material melting pipe 241, light-transmitting cladding material feeding barrel 211, light-transmitting cladding material motor 221, light-resistant cladding material feeding component, light-resistant cladding material feeding barrel 212, light-resistant cladding material motor 222, light-resistant cladding material feeding barrel, light-resistant cladding material motor 241.
The fiber core forming device 2 comprises a core material metering pump 12 for providing a core material, a core material feeding barrel 13, a core material motor 11, a core material screw extruder 14 for melting the core material to form a filament trickle, a fiber core wire guide hook 16 for guiding the fiber core to enter the fiber core cladding device, a first wire guide disc 17 and a second wire guide disc 18.
The optical fiber shaping and gathering device 3 comprises a curing channel 31 for curing the light-transmitting coating material and/or the light-shielding coating amount and a winding roller 33 for collecting the optical fiber package.
During operation, a proper amount of dried polymethyl methacrylate is poured into the core material feeding barrel 13, a proper amount of transparent poly-4-methyl-pentene-1 as a transparent coating material is poured into the transparent coating material feeding barrel 211, a proper amount of tetrafluoroethylene as a light-proof coating material is poured into the light-proof coating material feeding barrel 212, the core material motor 11 provides power for the polymethyl methacrylate in the core material feeding barrel 13, the feeding amount of the core material metering pump 12 is controlled by a computer, the polymethyl methacrylate enters the core material screw extruder 14 through the core material metering pump 12 to be melted and spun to extrude filament bundle trickle, the filament bundle trickle is cooled into the fiber core 15 under the action of side-blown cold air, the fiber core 15 passes through the primary fixing position of the fiber core wire guide hook 16 and then sequentially bypasses the first wire guide disc 17 and the second wire guide disc 18, the position of the fiber core 15 is further fixed, the fiber core 15 is guided into the fiber core passage 258 and passes through the outer mold 253 to be connected with the inner mold to, leaving the coating die head 25 through an outer die hole 256 at the other end of the outer die 253, controlling the feeding speed and temperature of the light-transmitting coating material feeding component and/or the light-resistant coating material feeding component by a computer when the fiber core 15 is in the die cavity 255, melting the light-transmitting material transparent poly-4-methyl-pentene-1 in the light-transmitting coating material feeding barrel 211 driven by the light-transmitting coating material motor 221 in the light-transmitting coating material melting tube 241, entering the diversion cavity 255 through the light-transmitting coating material inlet 251 under the control of the light-transmitting coating material consumption of the light-transmitting coating material metering pump 231, melting the light-resistant material tetrafluoroethylene in the light-resistant coating material feeding barrel 212 driven by the light-resistant coating material motor 222 in the light-resistant coating material melting tube 242, entering the diversion cavity 255 through the light-resistant coating material inlet 252, adjusting the amount of the coating material fed by the light-transmitting coating material metering pump 231 and the light-resistant coating material metering pump 232, the amount of transparent poly-4-methyl-pentene-1 melts of the light-transmitting material and tetrafluoroethylene melts of the light-shielding material entering the die head cavity 255 is reduced or increased, so that the positions of the light-transmitting layer and the light-shielding layer coated on the fiber core 15 are flexibly controlled, the coated fiber core 257 enters the cladding material curing channel 31, the cladding material is cured by an ultraviolet curing method, and finally the molded segmented positioning side light-emitting optical fiber 32 is wound on a winding roller 33 for fiber collection and packaging.
Furthermore, the melting extrusion of the core material and the solidification process of the fiber core and the segmented positioning optical fiber are both in a closed polymerization space, so that the uniformity and no impurities of the segmented positioning optical fiber can be effectively ensured.
Further, the light-transmitting coating metering pump 231 is controlled to feed, the light-shielding coating metering pump 232 is controlled to be static, and the obtained segmented positioning optical fiber is a light-transmitting section, otherwise, the segmented positioning optical fiber is a light-shielding section; the minimum interval length between the light-transmitting section and the light-avoiding section is related to the capacity of the flow guide cavity 255 and the metering precision of the coating metering pump.
Further, the light-transmitting coating metering pump 231 and the light-shielding coating metering pump 232 are controlled to feed materials simultaneously and equivalently, and the symmetrical double-side effect optical fiber with light transmission at the half circumference side and light shielding at the half circumference side is obtained.
Further, the feeding amount of the light-transmitting coating metering pump 231 is greater than that of the cladding material light-shielding coating metering pump 232, so that the asymmetric double-side effect optical fiber with the light-transmitting side greater than that of the light-shielding side is obtained, and the larger the difference of the feeding amounts is, the larger the proportion of the light-transmitting side is; on the contrary, the asymmetric double-side effect optical fiber with the light transmitting side smaller than the light shielding side is obtained, and the larger the difference of the feeding amount is, the smaller the proportion of the light transmitting side is.
Further, according to the different types of the light-transmitting coating material and/or the light-shielding coating material, a curing process of curing by hot air curing and spraying liquid can also be adopted, and the curing process and the structure are the prior art and are not described herein again.
Further, the controller is a PLC controller or is controlled by a computer, and the type and control method are the prior art and are not described herein again.
Furthermore, according to the different number of the fiber cores extruded in the fiber core screw extruder, different groups of coating die heads can be arranged to coat the fiber cores.
The above fiber core material, the light-transmitting coating material and the light-shielding coating material are all the prior art, and are not described herein.
The above embodiments are only for illustrating the structural conception and the characteristics of the present invention, and the purpose thereof is to enable the person skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a controllable side of luminous position optical fiber's production facility, includes the fibre core forming device that is used for making the core material into the fibre core, uses cladding material to fibre core cladding device of euphotic layer of fibre core surface cladding and/or light shielding layer for carry out the optical fiber design of solidifying receipts fibre to the cladding back optic fibre and draw in device, its characterized in that: the fiber core coating device comprises a coating die head in a heat-preservation box body, the coating die head comprises an outer die and an inner die, a flow guide cavity is formed between the outer die and the inner die, and the outer die is provided with a light-transmitting coating material inlet and a light-shading coating material inlet which are communicated with the flow guide cavity and used for filling a coating material into the flow guide cavity.
2. The apparatus for manufacturing a side-emitting optical fiber whose light-emitting position is controllable according to claim 1, wherein: the inner die is characterized in that one end of the inner die is a columnar body, the other end of the inner die is in a trapezoid shape, the inner die is provided with a fiber core channel for accommodating the fiber core, one end of the outer die is a columnar cylinder, the other end of the outer die is a conical cylinder, an outer die hole is formed in the top end of the conical cylinder, the inner die is installed in the outer die, the outer die hole and the fiber core channel are located on the same straight line, and the light-transmitting coating material inlet and the light-shielding coating material inlet are respectively arranged at opposite positions of two sides.
3. The apparatus for manufacturing a side-emitting optical fiber whose light-emitting position is controllable according to claim 2, wherein: the utility model discloses a light-resistant cladding material feeding device, including light-resistant cladding material inlet connection, light-resistant cladding material inlet connection.
4. The apparatus for manufacturing a side-emitting optical fiber whose light-emitting position is controllable according to claim 3, wherein: the fiber core forming device comprises a core material metering pump for providing a core material, a core material feeding barrel, a core material motor, a core material screw extruder for melting the core material to form a filament trickle, a fiber core wire guide hook for guiding the fiber core to enter the fiber core cladding device, a first wire guide disc and a second wire guide disc.
5. The apparatus for manufacturing a side-emitting optical fiber whose light-emitting position is controllable according to claim 4, wherein: the optical fiber shaping and gathering device comprises a curing channel for curing the light-transmitting coating material and/or the light-avoiding coating material and a winding roller for winding and packaging the optical fiber.
6. The apparatus for manufacturing a side-emitting optical fiber whose light-emitting position is controllable according to claim 5, wherein: the controller sends a feeding starting signal to the light-transmitting coating material feeding assembly and the light-proof coating material feeding assembly, the feeding amount of the light-transmitting coating material is twice of that of the light-proof coating material, and the controller sends a feeding stopping signal when the feeding amount is preset.
7. The apparatus for manufacturing a side-emitting optical fiber whose light-emitting position is controllable according to claim 5, wherein: the controller sends a feeding starting signal to the light-transmitting coating material feeding assembly, and when the feeding amount is preset, the controller sends a feeding stopping signal.
8. The apparatus for manufacturing a side-emitting optical fiber whose light-emitting position is controllable according to claim 5, wherein: the controller sends a feeding starting signal to the light-proof coating feeding assembly, and the controller sends a feeding stopping signal when the feeding amount is preset.
9. The apparatus for manufacturing a side-emitting optical fiber whose light-emitting position is controllable according to claim 5, wherein: the controller sends a feeding starting signal to the light-transmitting coating material feeding assembly and the light-proof coating material feeding assembly, the feeding amount of the light-transmitting coating material is the same as that of the light-proof coating material, and the controller sends a feeding stopping signal when the feeding amount is preset.
10. The apparatus for manufacturing a side-emitting optical fiber whose light-emitting position is controllable according to any one of claims 1 to 5, wherein: the coating die head is provided with a plurality of coating dies.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021351320.9U CN212826714U (en) | 2020-07-10 | 2020-07-10 | Production equipment of side-emitting optical fiber with controllable light-emitting position |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021351320.9U CN212826714U (en) | 2020-07-10 | 2020-07-10 | Production equipment of side-emitting optical fiber with controllable light-emitting position |
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| CN212826714U true CN212826714U (en) | 2021-03-30 |
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| CN202021351320.9U Active CN212826714U (en) | 2020-07-10 | 2020-07-10 | Production equipment of side-emitting optical fiber with controllable light-emitting position |
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