CN102775059B - The manufacture method of optical fiber - Google Patents
The manufacture method of optical fiber Download PDFInfo
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- CN102775059B CN102775059B CN201210110396.6A CN201210110396A CN102775059B CN 102775059 B CN102775059 B CN 102775059B CN 201210110396 A CN201210110396 A CN 201210110396A CN 102775059 B CN102775059 B CN 102775059B
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Classifications
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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
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
- C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
- C03B37/02745—Fibres having rotational spin around the central longitudinal axis, e.g. alternating +/- spin to reduce polarisation mode dispersion
-
- 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
- C03B37/03—Drawing means, e.g. drawing drums ; Traction or tensioning devices
- C03B37/032—Drawing means, e.g. drawing drums ; Traction or tensioning devices for glass optical fibres
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/10—Internal structure or shape details
- C03B2203/18—Axial perturbations, e.g. in refractive index or composition
- C03B2203/19—Alternating positive/negative spins or twists
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/36—Dispersion modified fibres, e.g. wavelength or polarisation shifted, flattened or compensating fibres (DSF, DFF, DCF)
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/06—Rotating the fibre fibre about its longitudinal axis
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Storage Of Web-Like Or Filamentary Materials (AREA)
- Winding Filamentary Materials (AREA)
Abstract
The present invention provides the manufacture method of a kind of optical fiber, and its optical fibre winding that can wire drawing in wire-drawing process be obtained, on large-scale bobbin, suitably removes abnormal portion, splits and is wound on small-sized bobbin.The manufacture method of this optical fiber, after the 1st rolling step that the optical fiber G2 of wire drawing in wire-drawing process is wound on large-scale bobbin, the 2nd rolling step carrying out splitting and be wound on small-sized bobbin, in the 1st rolling step, the abnormity point information produced in wire-drawing process is made to be stored in the computer manufacturing device while wound optical fibers, in the 2nd rolling step, it is wound based on the winding indicating length to next small-sized bobbin calculated from setting value corresponding with the kind of small-sized bobbin and abnormity point information, differentiate qualified bobbin and defective bobbin while being split by optical fiber, this qualified bobbin is the bobbin wound as certified products in good portion, this defective bobbin is the bobbin wound as defective work in good portion and bad portion.
Description
Technical field
The present invention relates to the manufacture method of a kind of optical fiber, its optical fibre winding wire drawing in wire-drawing process obtained is large-scale
On bobbin, then split and be wound on small-sized bobbin.
Background technology
In the operation manufacturing optical fiber, to the glass optical fiber coating ultraviolet ray hardening type tree that base glass material wire drawing is obtained
Fat, is temporarily wound on large-scale bobbin.Further, carry out as required colouring and recoil on small-sized bobbin with the length of regulation,
As product export.It is necessary to remove abnormity point (glass external diameter abnormal portion, the bubble of the optical fiber produced in wire-drawing process
Generating unit, coating outer diameter abnormal portion, protruding generating unit etc.) so that the most not comprising unusual part.
As the technology removing abnormity point, it is known that following technology: in the winding process to large-scale bobbin, from starting winding
Filament to winding end carries out On line inspection, and the information of inspection and the winding from filament start the length terminated to winding
Spend corresponding and store in memory, when by filament to small-sized bobbin cutting, by terminating from the beginning of winding from winding
Reverse direction ground takes out inspection information, compares with the position of filament and detects abnormal portion (for example, referring to patent documentation 1).
It addition, it is known that following technology: the abnormity point magnetic coating applied around in wire-drawing process, in subsequent handling
Cut off and split (for example, referring to patent documentation 2)；The coating diameter making the abnormal portion of wire-drawing process changes, in subsequent handling
Discarded (for example, referring to patent documentation 3)；The position of the abnormal portion of wire-drawing process is preserved, not to abnormal portion in coloring operation
Coloring (for example, referring to patent documentation 4) etc..
Patent documentation 1: Japanese Unexamined Patent Publication 5-338917 publication
Patent documentation 2: Japanese Unexamined Patent Publication 4-59639 publication
Patent documentation 3: Japanese Unexamined Patent Publication 2005-75664 publication
Patent documentation 4: Japanese Unexamined Patent Publication 2005-97038 publication
Summary of the invention
Differentiating with or without abnormity point, in order to remove the situation of abnormity point in drawing process online to small-sized bobbin cutting
Under, due to when abnormal portion produces must temporarily disconnected optical fiber and the switching that is wound, the most now must make the line of wire drawing
Speed declines.Now, make linear speed again rise and require time for, or discarded amount of fibre increases.It addition, in discarded abnormal portion
In the case of, sometimes produce abnormity point position input error or discarded together with abnormal portion before and after the mistake in computation of length
Deng, worry that in operation later, abnormity point is not removed and continues to be included in outflow in product.
Thus, the most as described in patent document 1, it is necessary to make abnormal portion be stored in computer etc., automatically calculate abnormal portion
Position, but as shown in the technology of patent documentation 1, only by merely utilizing the positional information of abnormal portion to determine whether exception
Portion, when to small-sized bobbin cutting, the error being likely to be due to measure makes abnormal portion be mixed in good portion, it addition, it cannot be judged
The bobbin of rear cutting is certified products or defective work, or spooling length is set to the length of what degree, it is difficult to divided by optical fiber
It is segmented into optimal degree corresponding with small-sized bobbin.It addition, in the technology of patent documentation 2～4, there is defective portion too
It is mixed in qualified portion, or the problem being difficult to be divided into optimal length corresponding with small-sized bobbin.
It is an object of the invention to provide the manufacture method of a kind of optical fiber, it can be by the optical fiber of wire drawing in wire-drawing process
It is wound on large-scale bobbin, suitably removes abnormal portion, be wound on small-sized bobbin with the segmentation of optimal length.
Can solve the manufacture method of the optical fiber of the present invention of above-mentioned problem, wire drawing in wire-drawing process is being obtained by it
After the optical fibre winding the 1st rolling step on large-scale bobbin, this optical fiber is split and volume 2 that be wound on small-sized bobbin
Around operation, it is characterised in that
In aforementioned 1st rolling step, the abnormity point information produced in aforementioned wire-drawing process is stored in calculating
In machine, wind aforementioned optical fiber,
In aforementioned 2nd rolling step, according to the corresponding setting value of kind and aforementioned abnormity point with aforementioned small-sized bobbin
Information and calculate the winding indicating length to next small-sized bobbin, be wound based on this winding indicating length, and one
Limit differentiates qualified bobbin and defective bobbin, is split by aforementioned optical fiber, and this qualified bobbin is as certified products using good portion
And the bobbin wound, this defective bobbin is the bobbin wound as defective work in good portion or bad portion.
In the manufacture method of the optical fiber of the present invention, it is preferably based on aforementioned abnormity point information, uses abnormity point anterior-posterior length
Calculating the length in bad portion, this abnormity point anterior-posterior length is discarded length before and after the abnormity point when wire-drawing process starts.
It addition, in the manufacture method of the optical fiber of the present invention, aforementioned set as corresponding with the kind of aforementioned small-sized bobbin
Definite value, uses following length: minimum length, may act as qualified bobbin and the minimum length in good portion that winds；Completely roll up length
Degree, may act as qualified bobbin and the greatest length in good portion that winds；Total spooling length, i.e. can by bad for rear end portion and
Good portion winds as qualified bobbin, greatly enhancing most of maybe can being wound as defective bobbin in good portion and bad portion
Degree；And bad portion, rear end maximum spooling length, may act as qualified bobbin and the greatest length in bad portion, rear end that winds.
The effect of invention
According to the present invention, due to based on calculating from setting value corresponding with the kind of small-sized bobbin and abnormity point information
Winding indicating length to next small-sized bobbin carries out splitting and is wound on small-sized bobbin, therefore can suitably remove different
Often portion, such that it is able to be not suitably divided into the certified products bobbin wound in good portion as certified products and by good portion and not
The defective bobbin that good portion winds as defective work.
Accompanying drawing explanation
Fig. 1 is to represent that manufactures device used in the wire-drawing process in the methods for optical fiber manufacture that the present invention relates to
The figure of example.
Fig. 2 is to represent the figure carrying out recoiling an example of the color applicator of operation.
Fig. 3 is the schematic diagram of an example of the computational methods representing good portion based on abnormity point information and bad portion.
Fig. 4 is by the flow chart of preset value calculation corresponding with the kind of small-sized bobbin winding indicating length.
Fig. 5 is the schematic diagram utilizing the situation 1 selected by the flow chart of Fig. 4 to calculate winding indicating length.
Fig. 6 is the schematic diagram utilizing the situation 2 selected by the flow chart of Fig. 4 to calculate winding indicating length.
Fig. 7 is the schematic diagram utilizing the situation 3 selected by the flow chart of Fig. 4 to calculate winding indicating length.
Fig. 8 is the schematic diagram utilizing the situation 4 selected by the flow chart of Fig. 4 to calculate winding indicating length.
Fig. 9 is the schematic diagram utilizing the situation 5 selected by the flow chart of Fig. 4 to calculate winding indicating length.
Figure 10 is the schematic diagram utilizing the situation 6 selected by the flow chart of Fig. 4 to calculate winding indicating length.
Figure 11 is the schematic diagram utilizing the situation 7 selected by the flow chart of Fig. 4 to calculate winding indicating length.
Detailed description of the invention
Below, referring to the drawings the example of the embodiment of the manufacture method of the optical fiber that the present invention relates to is illustrated.
First, wire-drawing process is illustrated.Fig. 1 represents the schematic configuration manufacturing device 1 of optical fiber.As it is shown in figure 1, light
Fine manufacture device 1, the upstream side at the production line of optical fiber has the heating furnace 2 heating fibre parent material G, this heating furnace
The 2 stove heart pipes 4 with cylindrical shape and the heater 3 as the heater surrounding this stove heart pipe 4.By making this heater 3
Heat, makes fibre parent material G heating soften.Arranging gas supply part 31 in heating furnace 2, its supply purifies within heating furnace 2
Purify gas.
Fibre parent material G is clamped onto portion by feed unit 5, send in the way of its end portion is positioned at the inner side of stove heart pipe 4
Enter in heating furnace 2, stretch and thin footpath downwards, form glass fibre G1.In the downstream of heating furnace 2, chiller 6 is set,
After glass fibre G1 cools down, such as laser type measuring outside diameter device 7 measure its external diameter.Measuring outside diameter device 7 is except measuring external diameter
Outside, it is also possible to detection glass external diameter abnormal portion and bubble generating unit.Its testing result is appropriately stored in the meter manufacturing device 1
In the memorizer of calculation machine 15.
The downstream of external diameter determinator 7 is provided with mould 8, and it is for being coated in glass fibers by uv-hardening resin
On dimension G1.It addition, be provided with ultraviolet lamp 9 in the downstream of mould 8, it makes ultraviolet hard for irradiation ultraviolet radiation
Change type hardening of resin.Thus, glass fibre G1, become formation two at its outer circumferential side coating ground floor resin and second layer resin
The optical fiber G2 of layer coating.
In the downstream of ultraviolet lamp 9, such as, being provided with laser type measuring outside diameter device 10, measuring outside diameter device 10 removes
Outside mensuration external diameter, it is also possible to detection coating outer diameter abnormal portion and projection (convex-concave) generating unit, its testing result suitably deposits
Store up in manufacturing the memorizer of computer 15 of device 1.
Then, optical fiber G2 is pulled by drive roll 16 via underface roller 11 grade, applies the tension force of regulation.Drawn by drive roll 16
The optical fiber G2 dragged is wound on large-scale bobbin 24 via guide roller 21, wire storing device roller 22,23.As the 1st rolling step to
The winding of large-scale bobbin 24, as it has been described above, make abnormity point information (abnormal kind and the optical fiber produced in wire-drawing process
The generation position of length direction) store in the computer 15 while carrying out.
Below, recoil operation (the 2nd rolling step) is illustrated.Fig. 2 is to represent to form dyed layer on optical fiber and enter
The figure of the color applicator 20 during row coloring, it is possible to use this color applicator 20 is implemented to recoil operation.
In color applicator 20, optical fiber G2 extracts out from large-scale bobbin 24, through guide roller 25, by coloring mould 26 and purple
Outside line is irradiated stove 27 and is coloured, and the optical fiber G3 of this coloring is pulled by drive roll device 28.Pulled by drive roll device 28
Optical fiber G3, is isolated by isolating device 29, is wound on small-sized bobbin 30 through guide roller 25, thus divided.Small-sized
Bobbin 30 is suitably changed.
Additionally, here, it is wound on the situation on small-sized bobbin 30 exemplified with via color applicator 20 but it also may no
Coloring, recoils and splits to small-sized bobbin.In this case, non-coloring mould 26 and ultraviolet in color applicator 20
Irradiate stove 27, but other apparatus structures are identical with color applicator 20.
It is wound on large-scale bobbin 24 the optical fiber G2 stored, the color applicator 20 of the most above-mentioned Fig. 2 splits and wind
On multiple small-sized bobbins 30 (the 2nd rolling step).In the 2nd rolling step, based on corresponding with the kind of small-sized bobbin
Setting value and in the 1st rolling step storage abnormity point information and to small-sized bobbin cutting, to acceptance line axle with do not conform to
Ruling axle carries out differentiating while splitting, and this qualified bobbin is the bobbin wound as certified products in good portion, and this does not conforms to
Ruling axle is the bobbin wound as defective work in good portion or bad portion.Additionally, the kind of so-called small-sized bobbin, refer to
The kind of the bobbin corresponding with bobbin size, shape, shipment destination etc., determines minimum length according to the kind of small-sized bobbin
And completely roll up the setting values such as length.
First figure 3 illustrates an example of the computational methods calculating good portion and bad portion based on abnormity point information
Son.
In figure 3, the winding rear end of large-scale bobbin is right-hand member, and winding front end is left end.Abnormity point is as shown in table 1 below.This
Outward, in abnormity point, it is set as the slight abnormity point do not removed, not as defective according to kind of abnormity point etc..
Table 1
| Abnormal numbering | Starting point | Terminal |
| Abnormal 1 | L1 | L1 |
| Abnormal 2 | L2 | L3 |
| Abnormal 3 | L4 | L0 |
Abnormal 2,3 is to produce abnormal interval continuously extremely, and abnormal 1 is that local produces the point of exception extremely.At these
Plus abnormal portion anterior-posterior length x as described below in abnormal portion.
In the case of interval is abnormal, the spooling length of starting point is deducted x, by the spooling length of terminal plus x.
In the case of an exception, starting point is set as abnormity point position-x, terminal is set as abnormity point position+
x。
Additionally, so-called abnormal portion anterior-posterior length, be discarded length before and after the abnormity point in distance wire-drawing process, be in order to
The predetermined value of the error of survey tool is considered in making abnormal portion reliably be included in bad portion.Due to front end
The longest measurement error of distance is the biggest, therefore as an example, such as " x=y (km)+(abnormity point and the distance of front end) × z
(%) " so calculate.
As the result plus abnormal portion anterior-posterior length x, in the case of abnormal portion overlaps, these coincidence abnormal portion are made
It is that a bad portion collects, its starting point is set as the starting point near rear end of comprised abnormity point, by it eventually
Point is set as the farthest terminal of comprised abnormity point.
Computed as above go out good portion and bad portion, as shown in table 2 below.
Table 2
| Well/bad difference | Starting point | Terminal |
| Good portion 1 | 0 | L1-x=M1 |
| Bad portion 1 | L1-x=M1 | L3+x=M2 |
| Good portion 2 | L3+x=M2 | L4-x=M3 |
| Bad portion 2 | L4-x=M3 | L0 |
It addition, when carrying out to the recoil of small-sized bobbin, owing to specify the winding started from the front end of large-scale bobbin long
Degree, therefore to carry out this calculating, it is necessary to the front end from large-scale bobbin starts to convert the position in bad portion in advance, large-scale bobbin
The position of front end, uses the residue length of large-scale bobbin, and its conversion formula is as follows.
(scaled distance started from front end)=(residue length of large-scale bobbin)-(opening from rear end of starting point or terminal
The distance begun)
Further, according to setting value corresponding with the kind of each small-sized bobbin and good portion calculated as above and
Bad portion, calculates the winding indicating length to next small-sized bobbin, carries out the winding to small-sized bobbin based on these values.Fig. 4
Represent the example of the flow chart winding indicating length according to preset value calculation corresponding with the kind of small-sized bobbin.
Additionally, in following explanation is recorded, the good portion being wound on small-sized bobbin is the whole length started from rear end
Degree is good but it also may at small-size line shaft rear end side winding for the surplus length (guide's winder etc.) checked, rear
The bad portion of end winding regular length.Alternatively, it is also possible to by the regular length in the bad portion that is wound on this rear end side, be set as with
The corresponding setting value of kind of small-sized bobbin.
First, it is determined that the front end of large-scale bobbin is the best (step S01).If front end is good portion (S01: yes), then
Judge that whether the length in good portion is more than or equal to minimum length (step S02).Additionally, minimum length described here, it is
Setting value corresponding with the kind of small-sized bobbin, can serve as qualified bobbin and the minimum length in good portion that winds.If it is good
The length in good portion is more than or equal to minimum length (S02: yes), then judge that whether the length in good portion is more than or equal to completely rolling up length
(step S03).Additionally, full volume length described here, it is setting value corresponding with the kind of small-sized bobbin, can serve as closing
Ruling axle and the greatest length in good portion that winds.
If the length in good portion is more than or equal to completely rolling up length (S03: yes), then as it is shown in figure 5, volume based on situation 1
It is wound around indicating length, if the length in good portion is less than completely rolling up length (S03: no), the most as shown in Figure 6, based on situation 2
Winding indicating length be wound.In situation 1, winding indicating length becomes full volume length, and good portion starts directly from front end
Being wound on small-sized bobbin to full volume length, this small-sized bobbin dispatches from the factory as qualified bobbin.In situation 2, winding instruction
Length becomes the length of the terminal to good portion, and good portion starts from front end to be wound on small-sized bobbin to the terminal in good portion
On, this small-sized bobbin dispatches from the factory as qualified bobbin.
In step S02, if the length in good portion is less than minimum length (S02: no), then as it is shown in fig. 7, based on situation
The winding indicating length of 3 is wound.In situation 3, winding indicating length becomes the length of the terminal to good portion, good portion
Start from front end to be wound on small-sized bobbin to the terminal in good portion, owing to the length in good portion is less than minimum length, therefore
This small-sized bobbin is discarded as defective bobbin.
In step S01, if front end is bad portion (S01: no), then judge whether the length in bad portion is more than or equal to
Bad portion, rear end maximum spooling length (step S04).Additionally, bad portion, rear end mentioned here maximum spooling length, it is with little
The corresponding setting value of kind of molded line, can serve as qualified bobbin and the greatest length in bad portion, rear end that winds.If it is bad
The length in portion is more than or equal to bad portion, rear end maximum spooling length (S04: yes), then judge the starting point to good portion afterwards
Length whether more than or equal to total spooling length (step S05).Additionally, total spooling length described here, it is with small-sized
The corresponding setting value of kind of line, is can to wind bad portion, rear end and good portion as qualified bobbin, or can conduct
Defective bobbin and wind good portion and the greatest length in bad portion.
If the length to good portion starting point afterwards is more than or equal to total spooling length (step S05: yes), then such as figure
Shown in 8, winding indicating length based on situation 4 is wound, if the length to good portion starting point afterwards is rolled up less than total
Around length (step S05: no), then as it is shown in figure 9, winding indicating length based on situation 5 is wound.In situation 4, winding
Indicating length becomes total spooling length, and bad portion starts from front end to be wound on small-sized bobbin to total spooling length, and this is small-sized
Bobbin is discarded as defective bobbin.In situation 5, winding indicating length becomes the length to good portion starting point afterwards
Degree, bad portion starts from front end to be wound on small-sized bobbin to good portion starting point afterwards, and this small-sized bobbin is as not conforming to
Ruling axle and discard.
In step S04, if the length in bad portion is less than bad portion, rear end maximum spooling length (S04: no), then judge
Whether the length in good portion afterwards is more than or equal to completely rolling up length (step S06).If the length in good portion afterwards is more than
Or equal to completely rolling up length (step S06: yes), the most as shown in Figure 10, winding indicating length based on situation 6 is wound, if
The length in good portion afterwards is less than completely rolling up length (step S06: no), and the most as shown in figure 11, winding based on situation 7 instruction is long
Degree is wound.In situation 6, winding indicating length becomes full volume length, the bad portion of front end and the past of good portion afterwards
End starts to be wound on small-sized bobbin to full volume length, and this small-sized bobbin to comprise the state in bad portion as conjunction in rear end
Ruling axle and dispatch from the factory.In situation 7, winding indicating length becomes the length to good portion terminal, the bad portion of front end and afterwards
Good portion start from front end to be wound on small-sized bobbin to the terminal in good portion, this small-sized bobbin is to comprise not in rear end
The state in good portion is dispatched from the factory as qualified bobbin.
According to circumstances 1 to 7 any one be wound after, be back to step S01, again before the residue of large-scale bobbin
End starts to judge whether good, thus judges to be consistent with which in situation 1 to 7, above-mentioned flow process is repeated until large-scale
The optical fiber of bobbin is used up.Thus, the optical fiber of large-scale bobbin is suitably divided into the conjunction wound in good portion as certified products
Ruling axle, and the defective bobbin that good portion and bad portion are wound as defective work.
So, according to the manufacture method of the optical fiber that above-mentioned embodiment relates to, based on from corresponding to the kind of small-sized bobbin
Setting value and the winding indicating length to next small-sized bobbin that calculates of abnormity point information, segmentation and be wound on small-size line
On axle.Thus, it is possible to suitably remove abnormal portion from the optical fiber being wound on large-scale bobbin, suitably it is divided into good portion
The qualified bobbin wound as certified products, and the defective bobbin that good portion and bad portion are wound as defective work.
Further, since based on the abnormity point information produced in wire-drawing process, utilize abnormity point plus abnormal portion
The bad portion of length computation of anterior-posterior length, therefore can be reliably prevented and comprise abnormity point in good portion.
Further, owing to using above-mentioned minimum length, completely rolling up length, total spooling length and rear end bad portion maximum volume
Around length as setting value corresponding with small-sized bobbin, therefore optimal length corresponding with small-sized bobbin can be divided into optical fiber
Degree.
Claims (2)
1. a manufacture method for optical fiber, its optical fibre winding that wire drawing in wire-drawing process is obtained on large-scale bobbin
After 1 rolling step, this optical fiber is split and the 2nd rolling step that is wound on small-sized bobbin, it is characterised in that
In aforementioned 1st rolling step, the abnormity point information produced in aforementioned wire-drawing process is stored in a computer,
While winding aforementioned optical fiber,
In aforementioned 2nd rolling step, according to the corresponding setting value of kind and aforementioned abnormity point information with aforementioned small-sized bobbin
And calculate the winding indicating length to next small-sized bobbin, it is wound based on this winding indicating length, and sentences
The most qualified bobbin and defective bobbin, split aforementioned optical fiber, and this qualified bobbin is to be rolled up as certified products in good portion
Around bobbin, this defective bobbin is the bobbin wound as defective work in good portion or bad portion,
As aforementioned setting value corresponding with the kind of aforementioned small-sized bobbin, use following length: minimum length, may act as
Qualified bobbin and the minimum length in good portion that winds；Completely roll up length, may act as qualified bobbin and the good portion that winds
Greatest length；Total spooling length, i.e. can wind bad for rear end portion and good portion as qualified bobbin, maybe can well
The greatest length that portion and bad portion wind as defective bobbin；And bad portion, rear end maximum spooling length, i.e. can make
The greatest length in the bad portion, rear end wound for qualified bobbin.
The manufacture method of optical fiber the most according to claim 1, it is characterised in that
Based on aforementioned abnormity point information, using abnormity point anterior-posterior length to calculate the length in bad portion, this abnormity point anterior-posterior length is
Abnormity point when wire-drawing process is discarded length before and after starting.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011090817A JP5626091B2 (en) | 2011-04-15 | 2011-04-15 | Optical fiber manufacturing method |
| JP2011-090817 | 2011-04-15 |
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| Publication Number | Publication Date |
|---|---|
| CN102775059A CN102775059A (en) | 2012-11-14 |
| CN102775059B true CN102775059B (en) | 2016-08-10 |
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| CN201210110396.6A Active CN102775059B (en) | 2011-04-15 | 2012-04-13 | The manufacture method of optical fiber |
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| CN (1) | CN102775059B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1489555A (en) * | 2000-12-13 | 2004-04-14 | 康宁股份有限公司 | Method and apparatus for automated manufacturing optical fiber |
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| US6772974B2 (en) * | 2002-11-19 | 2004-08-10 | Fitel Usa Corp. | Systems and methods for precision mapping and removal of defects in a spooled material using spool rotation and variable winding pitch |
| JP2005097038A (en) * | 2003-09-25 | 2005-04-14 | Sumitomo Electric Ind Ltd | Method and apparatus for coloring optical fiber |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1489555A (en) * | 2000-12-13 | 2004-04-14 | 康宁股份有限公司 | Method and apparatus for automated manufacturing optical fiber |
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| Publication number | Publication date |
|---|---|
| JP2012224482A (en) | 2012-11-15 |
| JP5626091B2 (en) | 2014-11-19 |
| CN102775059A (en) | 2012-11-14 |
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