CN106277842A - The methods for optical fiber manufacture of a kind of UV LED cured coated layer and equipment - Google Patents
The methods for optical fiber manufacture of a kind of UV LED cured coated layer and equipment Download PDFInfo
- Publication number
- CN106277842A CN106277842A CN201610607284.XA CN201610607284A CN106277842A CN 106277842 A CN106277842 A CN 106277842A CN 201610607284 A CN201610607284 A CN 201610607284A CN 106277842 A CN106277842 A CN 106277842A
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- CN
- China
- Prior art keywords
- led
- optical fiber
- layer
- methods
- cured coated
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/24—Coatings containing organic materials
- C03C25/25—Non-macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/62—Surface treatment of fibres or filaments made from glass, minerals or slags by application of electric or wave energy; by particle radiation or ion implantation
- C03C25/6206—Electromagnetic waves
- C03C25/6226—Ultraviolet
Abstract
The invention provides the methods for optical fiber manufacture of a kind of UV LED cured coated layer, comprises the following steps: optical wand carries out in graphite furnace melted and wire drawing；Melted, wire drawing makes annealing treatment after completing, and after annealed cooling, enters coating die and is coated the coating of layer；The solidification of layer it is coated in LED curing apparatus；The optical fiber completed by cured coated layer is on take-up.Using the UV LED curing apparatus of more high-output power in the invention, optical fiber coating solidification effect is good.Owing to the luminescent spectrum of UV LED can be completely used for fibre coating solidification, therefore, in the case of reaching same solidification effect, UV LED information display system can save substantial amounts of energy consumption, it addition, the LED life-span is long, corrective maintenance is safeguarded simple, not pollutes environment.
Description
Technical field
The invention belongs to optic fibre manufacturing technology field, especially relates to the optical fiber system of a kind of UV LED cured coated layer
Make method and apparatus.
Background technology
Optical fiber coating curing technology have passed through the heat cure of early stage UV photocuring up till now, and technique ten has been divided into
Ripe.The non-constant width of ultraviolet spectra of traditional UV-curing technology, the spectrum of the most only 20% is for curing process
Useful.It addition, in addition to the energy consumption of UV curing apparatus itself, the air-cooled power consumption of equipment in solidification process is the biggest, account for
About the 40% of system energy consumption, because excite arc light all the electrode creating electric arc can be caused consume every time, so traditional hydrargyrum
Lamp only has 4000-6000 hour service life.Further, traditional UV curing apparatus needs big flow air cooling system, not only consumes energy,
In use can produce ozone, pollutant atmosphere.Therefore, existing UV uv equipment is used to carry out optical fiber coating
During solidification, there is energy consumption high, plant maintenance, upkeep cost height, the shortcomings such as environmental injury is big.
Summary of the invention
In view of this, the invention is intended to overcome defect present in above-mentioned prior art, proposes a kind of UV LED solid
Change methods for optical fiber manufacture and the equipment of coat.
For reaching above-mentioned purpose, the technical scheme of the invention is achieved in that
The methods for optical fiber manufacture of a kind of UV LED cured coated layer, comprises the following steps:
1. optical wand is carried out melted and wire drawing；
2. anneal after melt drawing, after annealing cooling, enter coating die and be coated the coating of layer；
3. in LED curing apparatus, it is coated the solidification of layer；It is 375-that described LED curing apparatus launches optical source wavelength
425nm, output is 20W/cm2；
4. the optical fibre winding solidified by coat is on take-up.
Further, step 1. in, in graphite furnace, optical wand is melted, wire drawing.
Further, step 1. in, drawing speed is 800-2500m/min.
Further, step 2. in, coat material includes acrylic resin and free radical photo-initiation；Described free radical
Light trigger has the strongest activity in 375-425nm wave-length coverage.
Further, step 3. in, described LED curing apparatus launch optical source wavelength concentrate on 395-405nm.
The equipment of a kind of UV LED cured coated layer, the optical source wavelength that the light emitting diode of this equipment is launched is 375-
425nm, output is 20W/cm2。
Further, the optical source wavelength that light emitting diode is launched concentrates on 395-405nm.
Relative to prior art, the invention has the advantage that
Using the UV LED curing apparatus of more high-output power in the invention, optical fiber coating solidification effect is good.By
Luminescent spectrum in UV LED can be completely used for fibre coating solidification, therefore, in the case of reaching same solidification effect, UV
LED information display system can save substantial amounts of energy consumption, it addition, the LED life-span is long, corrective maintenance is safeguarded simple, not pollutes environment.
Accompanying drawing explanation
The accompanying drawing of the part constituting the invention is used for providing being further appreciated by the invention, and the present invention creates
The schematic description and description made, for explaining the invention, is not intended that the improper restriction to the invention.?
In accompanying drawing:
Fig. 1 is the schematic flow sheet of fiber manufacturing in the invention.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the invention and the feature in embodiment can
To be mutually combined.
In the description of the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " on ", D score,
Orientation or the position relationship of the instruction such as "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the invention and simplifies description rather than instruction
Hint indication device or element must have specific orientation, with specific azimuth configuration and operation, be not understood that
For the restriction to the invention.In the description of the invention, except as otherwise noted, " multiple " are meant that two or two
More than individual.
In the description of the invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly
Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on can being understood by concrete condition
State term concrete meaning in the invention.
Describe the invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
The methods for optical fiber manufacture of a kind of UV LED cured coated layer, comprises the following steps:
1. optical wand is carried out melted and wire drawing；
2. make annealing treatment after melt drawing, after annealing cooling, optical fiber is inserted coating die and is coated layer
Coating；
3. in LED curing apparatus, it is coated the solidification of layer；It is 375-that described LED curing apparatus launches optical source wavelength
425nm, output is 20W/cm2；
4. the optical fibre winding solidified by coat is on take-up.
Above-mentioned steps 1. in, in graphite furnace, optical wand is melted, wire drawing.
It is pointed out that as reaching more preferably solidification effect, LED curing apparatus is launched optical source wavelength and is concentrated mainly on
395-405nm。
Above-mentioned steps 1. in, drawing speed is 800-2500m/min.Optical wand for wire drawing can be different type light
Rod, outside dimension is usually 80-200nm, and heating-up temperature 1700-2200 DEG C carries out melted and wire drawing.
Above-mentioned steps 2. in, coat material includes acrylic resin and free radical photo-initiation；Described free radical light
Initiator has the strongest activity in 375-425nm wave-length coverage.Concrete, coat material can include that following components (is pressed
Mass percent)
Above-mentioned light trigger is the free radical light of 396nm, 398nm, 400nm, 402nm and 404nm characteristic absorption wavelength
One or more in initiator.
Above-mentioned steps 3. in, LED curing apparatus launch optical source wavelength be 375-425nm, output is 20W/cm2.Profit
The optical fiber produced with the invention, fiber products parameters and employing tradition UV under 800-2500m/min speed of production
The optical fiber no significant difference that curing process produces, wherein optical fiber micro-bending performance is also greatly improved.It is thereby achieved that it is high
Speed, large-scale production.
As shown in the table:
Judge from above optical fiber production result of the test, the fiber products that the invention is produced, parameters with adopt
The optical fiber no significant difference produced with tradition coat curing process, wherein optical fiber micro-bending performance has bigger optimization.The present invention
Using the UV LED curing apparatus of more high-output power in creation, optical fiber coating solidification effect is good, fullys meet country's mark
Accurate regulation.Owing to the luminescent spectrum of UV LED can be completely used for fibre coating solidification, therefore, reaching same solidification effect
In the case of, UV LED information display system can save substantial amounts of energy consumption, under the state reaching same solidification effect, and LED curing apparatus energy consumption
It is only the 10% of tradition UV curing apparatus.It addition, the LED life-span is long, corrective maintenance is safeguarded simple, not pollutes environment.
The equipment of the UV LED cured coated layer that said method uses, the optical source wavelength that the light emitting diode of this equipment is launched
For 375-425nm, output is 20W/cm2.The operation principle of this cure system is, absorbing wavelength 380～420nm spy
Determine to form free radical after light trigger absorbs the ultraviolet radiation that LED sends, cause prepolymer and monomer to crosslink reaction, shape
Reticulate the high molecular polymer of structure, so that liquid quickly becomes solid.
Preferably, the optical source wavelength that equipment light emitting diode is launched concentrates on 395-405nm, typically 396nm,
398nm, 400nm, 402nm and 404nm.
The foregoing is only the preferred embodiment of the invention, not in order to limit the invention, all at this
Within the spirit of innovation and creation and principle, any modification, equivalent substitution and improvement etc. made, should be included in the invention
Protection domain within.
Claims (7)
1. the methods for optical fiber manufacture of a UV LED cured coated layer, it is characterised in that comprise the following steps:
1. optical wand is carried out melted and wire drawing；
2., after annealing cooling, enter coating die and be coated the coating of layer；
3. being coated the solidification of layer in LED curing apparatus, it is 375-425nm that described LED curing apparatus launches optical source wavelength,
Output is 20W/cm2；
4. the optical fibre winding solidified by coat is on take-up.
The methods for optical fiber manufacture of a kind of UV LED cured coated layer the most according to claim 1, it is characterised in that: step is 1.
In, in graphite furnace, optical wand is melted, wire drawing.
The methods for optical fiber manufacture of a kind of UV LED cured coated layer the most according to claim 1, it is characterised in that: step is 1.
In, drawing speed is 800-2500m/min.
The methods for optical fiber manufacture of a kind of UV LED cured coated layer the most according to claim 1, it is characterised in that: step is 2.
In, coat material includes acrylic resin and free radical photo-initiation；Described free radical photo-initiation is at 375-425nm ripple
Long scope has the strongest activity.
The methods for optical fiber manufacture of a kind of UV LED cured coated layer the most according to claim 1, it is characterised in that: step is 3.
In, LED curing apparatus is launched optical source wavelength and is concentrated on 395-405nm.
6. the UV LED cured coated in the methods for optical fiber manufacture of the UV LED cured coated layer described in claim 1
The equipment of layer, it is characterised in that: the optical source wavelength that the light emitting diode of this equipment is launched is 375-425nm, and output is
20W/cm2。
The equipment of a kind of UV LED cured coated layer the most according to claim 6, it is characterised in that: light emitting diode is launched
Optical source wavelength concentrate on 395-405nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610607284.XA CN106277842A (en) | 2016-07-29 | 2016-07-29 | The methods for optical fiber manufacture of a kind of UV LED cured coated layer and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610607284.XA CN106277842A (en) | 2016-07-29 | 2016-07-29 | The methods for optical fiber manufacture of a kind of UV LED cured coated layer and equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106277842A true CN106277842A (en) | 2017-01-04 |
Family
ID=57662688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610607284.XA Pending CN106277842A (en) | 2016-07-29 | 2016-07-29 | The methods for optical fiber manufacture of a kind of UV LED cured coated layer and equipment |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04321660A (en) * | 1991-04-19 | 1992-11-11 | Nippon Kayaku Co Ltd | Urethane (meth)acrylate and resin composition, coating agent for optical fiber and curing agent using the same monomer |
| CN102482145A (en) * | 2009-12-17 | 2012-05-30 | 帝斯曼知识产权资产管理有限公司 | Led Curing Of Radiation Curable Optical Fiber Coating Compositions |
| CN103319100A (en) * | 2013-06-19 | 2013-09-25 | 长飞光纤光缆有限公司 | Ultraviolet curing equipment and method for optical fiber coating |
| EP2792422A1 (en) * | 2013-04-19 | 2014-10-22 | Farbwerke Herkula S.A. | Device for the curing of a coating applied to a cable |
| CN104597560A (en) * | 2015-01-12 | 2015-05-06 | 江苏通鼎光电股份有限公司 | Small outer diameter and low loss fiber for air blowing micro cable and manufacture method thereof |
-
2016
- 2016-07-29 CN CN201610607284.XA patent/CN106277842A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04321660A (en) * | 1991-04-19 | 1992-11-11 | Nippon Kayaku Co Ltd | Urethane (meth)acrylate and resin composition, coating agent for optical fiber and curing agent using the same monomer |
| CN102482145A (en) * | 2009-12-17 | 2012-05-30 | 帝斯曼知识产权资产管理有限公司 | Led Curing Of Radiation Curable Optical Fiber Coating Compositions |
| EP2792422A1 (en) * | 2013-04-19 | 2014-10-22 | Farbwerke Herkula S.A. | Device for the curing of a coating applied to a cable |
| CN103319100A (en) * | 2013-06-19 | 2013-09-25 | 长飞光纤光缆有限公司 | Ultraviolet curing equipment and method for optical fiber coating |
| CN104597560A (en) * | 2015-01-12 | 2015-05-06 | 江苏通鼎光电股份有限公司 | Small outer diameter and low loss fiber for air blowing micro cable and manufacture method thereof |
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Application publication date: 20170104 |