CN203683387U - Automatic control device of ultraviolet light density in production of optical fibers - Google Patents
Automatic control device of ultraviolet light density in production of optical fibers Download PDFInfo
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- CN203683387U CN203683387U CN201320832506.XU CN201320832506U CN203683387U CN 203683387 U CN203683387 U CN 203683387U CN 201320832506 U CN201320832506 U CN 201320832506U CN 203683387 U CN203683387 U CN 203683387U
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- ultraviolet ray
- ray intensity
- ultraviolet light
- curing oven
- power supply
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 83
- 238000004519 manufacturing process Methods 0.000 title abstract description 7
- 238000012360 testing method Methods 0.000 claims abstract description 61
- 239000000523 sample Substances 0.000 claims abstract description 25
- 238000003848 UV Light-Curing Methods 0.000 claims description 43
- 238000001723 curing Methods 0.000 claims description 30
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 abstract description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 7
- 238000007380 fibre production Methods 0.000 abstract description 6
- 239000010453 quartz Substances 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 description 28
- 238000000576 coating method Methods 0.000 description 28
- 238000001816 cooling Methods 0.000 description 19
- 238000007711 solidification Methods 0.000 description 17
- 230000008023 solidification Effects 0.000 description 17
- 239000000835 fiber Substances 0.000 description 6
- 238000000137 annealing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000012681 fiber drawing Methods 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 206010009866 Cold sweat Diseases 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Surface Treatment Of Glass Fibres Or Filaments (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Abstract
The utility model provides an automatic control device of ultraviolet light density in production of optical fibers and relates to a device used for automatically controlling ultraviolet light curing strength in the optical fiber production process. The automatic control device includes an online ultraviolet light density tester, an ultraviolet light curing furnace and an industrial control computer; the online ultraviolet light density tester includes an ultraviolet light density test probe and an ultraviolet light density test power supply, wherein the ultraviolet light density test probe is installed at the outer side of a quartz central pipe in the ultraviolet light curing furnace and is installed through a bracket; the ultraviolet light density test power supply is connected with the industrial control computer and the ultraviolet light density test probe; the ultraviolet light curing furnace is provided with an ultraviolet light curing furnace lamphouse and a curing furnace power supply; the quartz central pipe, an ultraviolet light lamp tube, a shielding net and a reflector are installed in the ultraviolet light curing furnace lamphouse; the ultraviolet light density test power supply is connected with the industrial control computer, and the industrial control computer is connected with a curing furnace power supply through a control line.
Description
Technical field
What a kind of fiber-ultraviolet solidification intensity of the utility model automatic control device related to is a kind of in optical fiber production process, for the device of automatic control ultraviolet solidification intensity.
Background technology
Because the solidification intensity of optical fiber in drawing process has obvious impact to optical fiber property, generally in optical fiber lifting process, be more prone to optical fiber property to exert an influence.Optical fiber curing intensity is too high, causes becoming fragile after fibre coating material cured, and easily stressed cracking, and after optical fiber, the painted operation in road fades; Optical fiber easily turns to be yellow affects the normal appearance of optical fiber; Otherwise optical fiber curing low strength, causes the coat of optical fiber fully not curing, optical fiber is easily clamminess, sends out color, and appearance presents the similar water ripples that have under shot-light, affects the normal use of optical fiber.The utility model, by testing and control the processing parameter of guaranteeing product performance key, has been realized optical fiber production process efficient, high-quality.
Summary of the invention
The purpose of this utility model is for above-mentioned weak point, a kind of fiber-ultraviolet solidification intensity automatic control device is provided, adopt ultraviolet ray intensity on-line testing instrument, carry out ultraviolet ray intensity and contrast with setting curing oven power, thereby be accurately programmed in UV-light (UV) the lamp power level during production line raising speed and reduction of speed.
A kind of fiber-ultraviolet solidification intensity of the utility model automatic control device takes following technical scheme to realize:
A kind of fiber-ultraviolet solidification intensity automatic control device comprises ultraviolet ray intensity on-line testing instrument, UV curing oven and industrial control computer.
Ultraviolet ray intensity on-line testing instrument comprises ultraviolet ray intensity test probe and ultraviolet ray intensity testing power supply, wherein ultraviolet ray intensity test probe is arranged on the quartzy pipe core outside in UV curing oven, install by support, be used for fixing exactly the position of ultraviolet ray intensity test probe at ultra-violet lamp, quartzy pipe core.Ultraviolet ray intensity testing power supply is connected with industrial control computer, ultraviolet ray intensity test probe, and ultraviolet ray intensity testing power supply provides testing power supply for ultraviolet ray intensity test probe.UV curing oven is provided with UV curing oven lamp box and curing oven power supply, UV curing oven lamp box is rack-mount, optical fiber is from top to down through UV curing oven lamp box, quartzy pipe core, ultraviolet tube, gauze screen and reflector are housed in UV curing oven lamp box, by ultraviolet tube emitting ultraviolet light, through reflector reflect focalization in quartzy pipe core position, to greatest extent by UV-light cover.
Ultraviolet ray intensity testing power supply is connected with industrial control computer, and industrial control computer is connected with curing oven power supply by control line.The output rating of industrial control computer control curing oven power supply, main by the corresponding relation of UV-irradiation intensity and actual set power, set the required UV-irradiation intensity of friction-motion speed, according to required UV-irradiation intensity accurate adjustment setting power, then the ultraviolet ray intensity surveyed feeds back to industrial control computer, adjust setting power according to setting with actual ultraviolet ray intensity difference, thereby reach optimized automatic control.
The EIT UVICURE PLUS type energy meter that described ultraviolet ray intensity on-line testing instrument adopts EIT company of the commercially available U.S. to produce.
The VPS-6 type UV curing oven that described UV curing oven adopts Fusion company of the commercially available U.S. to produce.
A kind of control method of fiber-ultraviolet solidification intensity automatic control device is as follows, comprises the following steps:
1, adopt high-temperature smelting pot to carry out drawing optical fibers, temperature is controlled at 1800～2200 ℃;
2, optical fiber from fiber drawing furnace out, carry out anneal through optical fiber annealing pipe, annealing temperature is controlled at 900～1500 ℃, can prevent that optical fiber is because the residual stress that quenching causes increases, then enters and under physical environment, carry out naturally cooling;
3, the optical fiber after naturally cooling, then enter tubular type cooling tube and carry out coolingly fast, optical fiber is controlled at 30～60 ℃ from cooling tube end opening temperature out;
4, optical fiber is after cooling tube cooling, enter application system coated with resins coating, coating material is divided into interior coating and outer layer coating, interior coating modulus is lower, applies rear laminating optical fiber, improves the bending property of optical fiber, outer layer coating modulus is higher, harder after solidifying, mainly improve the strength property of optical fiber, avoid optical fiber to be subject to extraneous physical abuse.
5,, after optical fiber coating, enter UV curing oven and carry out solidifying of coating.Optical fiber is through the quartzy pipe core in UV curing oven lamp box, and due to ultraviolet lamp transmitting ultraviolet ray being housed in UV curing oven lamp box, ultraviolet ray, through the continuous reflection of reflector, focuses on quartzy pipe core position by UV-light, and uv curing coating is solidified.
6,, by ultraviolet ray intensity on-line testing instrument is installed, its test probe is arranged on the quartzy pipe core outside in UV curing oven, installs by support, is used for fixing exactly the position of ultraviolet ray intensity test probe at ultra-violet lamp, quartzy pipe core.Curing oven output rating is set in industrial control computer, its sequence of control is mainly by the corresponding relation of UV-irradiation intensity and actual set power, set the required UV-irradiation intensity of friction-motion speed, according to required UV-irradiation intensity accurate adjustment setting power, then the ultraviolet ray intensity surveyed feeds back to industrial control computer, adjust setting power according to setting with actual ultraviolet ray intensity difference, thereby reach optimized automatic control.
7, the employing of the optical fiber after overcuring take-up, by optical fiber around to fiber reel, completes production.
Because the solidification intensity of optical fiber in drawing process has obvious impact to optical fiber property, generally in optical fiber lifting process, be more prone to optical fiber property to exert an influence.Optical fiber curing intensity is too high, causes becoming fragile after fibre coating material cured, and easily stressed cracking, and after optical fiber, the painted operation in road fades; Optical fiber easily turns to be yellow, and affects the normal appearance of optical fiber; Otherwise optical fiber curing low strength, causes the coat of optical fiber fully not curing, optical fiber is easily clamminess, sends out color, and appearance presents the similar water ripples that have under shot-light, affects the normal use of optical fiber.By testing and control the processing parameter of guaranteeing product performance key, realize optical fiber production process efficient, high-quality.
A kind of fiber-ultraviolet solidification intensity of the utility model automatic control device advantage:
1, improve optical fiber property, especially, in lifting speed process, guarantee that optical fiber, in whole production process, has stable solidification effect, improve the stability of optical fiber property, performance guarantee is provided for later process is painted.
2, reduce optical fiber due in the boosting velocity procedure of starting and in afterbody reduction of speed process, due to optical fiber overcuring, cause optical fiber cannot normally use the loss of generation.
3, can monitor curing oven parts by this device, as the work-ing life of the parts such as fluorescent tube, reflector, gauze screen, realize in time and changing, guarantee solidification effect.
4, reduce the energy waste of curing oven, Modulating Power according to actual needs, reaches the effect of energy-saving and emission-reduction.
Fiber-ultraviolet solidification intensity automatic control device beneficial effect of the present utility model: fiber-ultraviolet solidification intensity automatic control device, adopt ultraviolet ray intensity on-line testing instrument, carry out ultraviolet ray intensity and contrast with setting curing oven power, thereby be accurately programmed in the ultra-violet lamp power level during production line raising speed and reduction of speed.
Accompanying drawing explanation
Below with reference to accompanying drawing, the utility model is described in further detail:
Fig. 1 is a kind of fiber-ultraviolet solidification intensity automatic control device schematic diagram.
In figure: 1, optical fibre cooling tube, 2, optical fiber coating device, 3, ultraviolet ray intensity test probe, 4, silica tube pipe core, 5, UV curing oven lamp box, 6, curing oven power supply, 7, industrial control computer, 8, ultraviolet ray intensity testing power supply, 9, preform, 10, fibre drawing furnace, 11, annealing furnace, 12, optical fiber.
Embodiment
With reference to accompanying drawing 1, a kind of fiber-ultraviolet solidification intensity automatic control device comprises ultraviolet ray intensity on-line testing instrument, UV curing oven and industrial control computer 7.
Ultraviolet ray intensity on-line testing instrument comprises ultraviolet ray intensity test probe 3 and ultraviolet ray intensity testing power supply 8, wherein ultraviolet ray intensity test probe 3 is arranged on quartzy pipe core 4 outsides in UV curing oven, install by support, be used for fixing exactly the position of ultraviolet ray intensity test probe 3 at ultra-violet lamp, quartzy pipe core 4.Ultraviolet ray intensity testing power supply 8 is connected with industrial control computer 7, ultraviolet ray intensity test probe 3, and ultraviolet ray intensity testing power supply 8 provides testing power supply for ultraviolet ray intensity test probe 3.UV curing oven is provided with UV curing oven lamp box 5 and curing oven power supply 6, UV curing oven lamp box 5 is rack-mount, optical fiber 12 is from top to down through UV curing oven lamp box 5, quartzy pipe core 4, ultraviolet tube, gauze screen and reflector are housed in UV curing oven lamp box 5, by ultraviolet tube emitting ultraviolet light, through reflector reflect focalization in quartzy pipe core 4 positions, to greatest extent by UV-light cover.
Ultraviolet ray intensity testing power supply is connected with industrial control computer, and industrial control computer is connected with curing oven power supply by control line.The output rating of industrial control computer control curing oven power supply, main by the corresponding relation of UV-irradiation intensity and actual set power, set the required UV-irradiation intensity of friction-motion speed, according to required UV-irradiation intensity accurate adjustment setting power, then the ultraviolet ray intensity surveyed feeds back to system, adjust setting power according to setting with actual ultraviolet ray intensity difference, thereby reach optimized automatic control.
The EIT UVICURE PLUS type energy meter that described ultraviolet ray intensity on-line testing instrument adopts EIT company of the commercially available U.S. to produce.
The VPS-6 type UV curing oven that described UV curing oven adopts Fusion company of the commercially available U.S. to produce.
The probe 3 of ultraviolet ray intensity tester is arranged on quartzy pipe core 4 outsides in UV curing oven, and quartzy pipe core 4 is arranged in UV curing oven lamp box 5, UV curing oven lamp box 5 one end pass into air carry out cooling, the other end discharge.
The VPS-6 type UV curing oven that described UV curing oven lamp box 5 and curing oven power supply 6 adopt commercially available Fusion company of the U.S. to produce.
The EIT UVICURE PLUS type energy meter that described ultraviolet ray intensity on-line testing instrument adopts EIT company of the commercially available U.S. to produce.
The strength range of described UV-light is 3～5J/cm
2.
A control method for fiber-ultraviolet solidification intensity automatic control device, is characterized in that: comprise the following steps:
1, preform 9 stretches into fibre drawing furnace 10 and carries out drawing optical fibers, and fiber drawing furnace temperature is controlled at 1800～2200 ℃;
2, optical fiber is annealed through annealing furnace 11 out from fiber drawing furnace 10, then enters optical fibre cooling tube 1 and carries out cooling process, and described optical fibre cooling tube 1 adopts embedded water route, passes into coolant cools at cooling tube wall simultaneously, has splendid cooling performance.
3, the optical fiber after naturally cooling, then enter tubular type cooling tube and carry out coolingly fast, optical fiber 12 is controlled at 30～60 ℃ from cooling tube end opening temperature out;
4, optical fiber 12 is after cooling tube cooling, enters optical fiber coating device 2 and carry out the coating procedure of coating, in optical fiber coating device, mould is housed, and can carry out the coating of undercoat and outer coating paint to optical fiber 12.
Enter optical fiber coating device 2 coated with resins coating, coating material is divided into interior coating and outer layer coating, interior coating modulus is lower, laminating optical fiber after applying, improve the bending property of optical fiber, outer layer coating modulus is higher, harder after solidifying, mainly improve the strength property of optical fiber, avoid optical fiber to be subject to extraneous physical abuse.
5,, after optical fiber coating, enter UV curing oven and carry out solidifying of coating.Optical fiber is through the quartzy pipe core 4 in UV curing oven lamp box 5, and due to ultraviolet lamp transmitting ultraviolet ray being housed in UV curing oven lamp box 5, ultraviolet ray, through the continuous reflection of reflector, focuses on quartzy pipe core position by UV-light, and uv curing coating is solidified.
6, by ultraviolet ray intensity on-line testing instrument is installed, its ultraviolet ray intensity test probe 3 is arranged on quartzy pipe core 4 outsides in UV curing oven, install by support, be used for fixing exactly the position of ultraviolet ray intensity test probe 3 at ultra-violet lamp, quartzy pipe core.Curing oven output rating is set in industrial control computer, its sequence of control is mainly by the corresponding relation of UV-irradiation intensity and actual set power, set the required UV-irradiation intensity of friction-motion speed, according to required UV-irradiation intensity accurate adjustment setting power, then the ultraviolet ray intensity surveyed feeds back to industrial control computer, adjust setting power according to setting with actual ultraviolet ray intensity difference, thereby reach optimized automatic control.
After optical fiber 12 applies, enter in UV curing oven lamp box 5 and be cured, silica tube pipe core 4 is housed in UV curing oven lamp box, in UV curing oven lamp box, undertaken cooling by air, ultraviolet ray intensity test probe 3 is equipped with in the outside of quartz pipe core 4, the curing oven output power program that ultraviolet ray intensity test result is transferred in industrial control computer industrial control computer 7 contrasts according to the required ultraviolet ray intensity of corresponding drawing speed and the test result set, adjust curing oven power, thereby adjust ultra-violet lamp tube power, make the actual curing ultraviolet ray intensity of optical fiber consistent with the value of setting, thereby reach the object of automatically adjusting ultraviolet ray intensity according to drawing speed, guarantee in whole optical fiber production process, no matter lifting speed all can reach appropriateness solidifies, improve optical fiber property.The strength range of described UV-light is 3～5J/cm
2.
7, the optical fiber 12 after overcuring adopt take-up by optical fiber around to fiber reel, complete production.
The utility model fiber-ultraviolet solidification intensity automatic control device comprises ultraviolet ray intensity on-line testing instrument, UV curing oven and industrial control computer, main by automatically adjusting curing ultraviolet ray intensity in optical fiber production process, guarantee optical fiber curing effect, reach the object of improving optical fiber property.
Claims (2)
1. a fiber-ultraviolet intensity automatic control device, is characterized in that: comprise ultraviolet ray intensity on-line testing instrument, UV curing oven and industrial control computer;
Ultraviolet ray intensity on-line testing instrument comprises ultraviolet ray intensity test probe and ultraviolet ray intensity testing power supply, wherein ultraviolet ray intensity test probe is arranged on the quartzy pipe core outside in UV curing oven, install by support, be used for fixing exactly the position of ultraviolet ray intensity test probe at ultra-violet lamp, quartzy pipe core; Ultraviolet ray intensity testing power supply is connected with industrial control computer, ultraviolet ray intensity test probe, and ultraviolet ray intensity testing power supply provides testing power supply for ultraviolet ray intensity test probe; UV curing oven is provided with UV curing oven lamp box and curing oven power supply, UV curing oven lamp box is rack-mount, optical fiber is from top to down through UV curing oven lamp box, quartzy pipe core, ultraviolet tube, gauze screen and reflector are housed in UV curing oven lamp box, by ultraviolet tube emitting ultraviolet light, through reflector reflect focalization in quartzy pipe core position, to greatest extent by UV-light cover;
Ultraviolet ray intensity testing power supply is connected with industrial control computer, industrial control computer is connected with curing oven power supply by control line, the output rating of industrial control computer control curing oven power supply, by the corresponding relation of UV-irradiation intensity and actual set power, set the required UV-irradiation intensity of friction-motion speed, according to required UV-irradiation intensity accurate adjustment setting power, then the ultraviolet ray intensity surveyed feeds back to industrial control computer, adjust setting power according to setting with actual ultraviolet ray intensity difference, thereby reach optimized automatic control.
2. a kind of fiber-ultraviolet intensity automatic control device according to claim 1, is characterized in that: described ultraviolet light intensity is 3～5J/cm
2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320832506.XU CN203683387U (en) | 2013-12-17 | 2013-12-17 | Automatic control device of ultraviolet light density in production of optical fibers |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320832506.XU CN203683387U (en) | 2013-12-17 | 2013-12-17 | Automatic control device of ultraviolet light density in production of optical fibers |
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| CN203683387U true CN203683387U (en) | 2014-07-02 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103699159A (en) * | 2013-12-17 | 2014-04-02 | 中天科技光纤有限公司 | Automatic control device and control method for ultraviolet light intensity of optical fiber |
| CN105835526A (en) * | 2016-05-26 | 2016-08-10 | 北京印刷学院 | Multistage quick light reflecting multiplication ultraviolet curing device for label printing machine |
| WO2017020455A1 (en) * | 2015-07-31 | 2017-02-09 | 长飞光纤光缆股份有限公司 | Intensity adjustable uv curing equipment for optical fiber coating |
| CN110665777A (en) * | 2019-10-31 | 2020-01-10 | 重庆华渝电气集团有限公司 | Ultraviolet curing device and method for optical fiber ring |
-
2013
- 2013-12-17 CN CN201320832506.XU patent/CN203683387U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103699159A (en) * | 2013-12-17 | 2014-04-02 | 中天科技光纤有限公司 | Automatic control device and control method for ultraviolet light intensity of optical fiber |
| CN103699159B (en) * | 2013-12-17 | 2017-01-04 | 中天科技光纤有限公司 | A kind of ultraviolet light intensity of optical fiber automaton and control method thereof |
| WO2017020455A1 (en) * | 2015-07-31 | 2017-02-09 | 长飞光纤光缆股份有限公司 | Intensity adjustable uv curing equipment for optical fiber coating |
| US9743478B2 (en) | 2015-07-31 | 2017-08-22 | Yangtze Optical Fibre And Cable Joint Stock Limited Company | Light intensity adjustable ultraviolet device for curing optical fiber coating |
| CN105835526A (en) * | 2016-05-26 | 2016-08-10 | 北京印刷学院 | Multistage quick light reflecting multiplication ultraviolet curing device for label printing machine |
| CN110665777A (en) * | 2019-10-31 | 2020-01-10 | 重庆华渝电气集团有限公司 | Ultraviolet curing device and method for optical fiber ring |
| CN110665777B (en) * | 2019-10-31 | 2021-11-16 | 重庆华渝电气集团有限公司 | Ultraviolet curing device and method for optical fiber ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHONGTIAN SCIENCE AND TECHNOLOGY CO LTD, JIANGSU J Effective date: 20150415 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150415 Address after: 226009 Nantong economic and Technological Development Zone, Jiangsu Zhongtian Road, No. 6 Patentee after: Zhongtian Technologies Fiber Optics Co., Ltd. Patentee after: Zhongtian Science and Technology Co., Ltd., Jiangsu Patentee after: Jiangsu Zhongtian Technology Precision Material Co., Ltd. Address before: 226009 Nantong economic and Technological Development Zone, Jiangsu Zhongtian Road, No. 6 Patentee before: Zhongtian Technologies Fiber Optics Co., Ltd. |