CN105776837B - The manufacture method of optical fiber - Google Patents
The manufacture method of optical fiber Download PDFInfo
- Publication number
- CN105776837B CN105776837B CN201610195244.9A CN201610195244A CN105776837B CN 105776837 B CN105776837 B CN 105776837B CN 201610195244 A CN201610195244 A CN 201610195244A CN 105776837 B CN105776837 B CN 105776837B
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- China
- Prior art keywords
- prefabricated rods
- blowtorch
- manufacture method
- flame
- holding frame
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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
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B25/00—Annealing glass products
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Heat Treatment Of Articles (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Abstract
The invention discloses a kind of manufacture method of optical fiber, comprise the following steps：1) by an auxiliary rod welding in one end of prefabricated rods：2) auxiliary rod is clamped, it is in vertical shape to make prefabricated rods；3) axis direction of the flame along prefabricated rods and the circumference reciprocating motion along prefabricated rods are controlled, the high temperature anneal is carried out to prefabricated rods；4) wire-drawing process is carried out to the prefabricated rods after the high temperature anneal.Relative to existing manufacture method, the present invention is by controlling axis direction of the flame along prefabricated rods and carrying out the high temperature anneal to prefabricated rods along circumferential move back and forth of prefabricated rods, prefabricated rods do not need two chuck clampings, therefore piece auxiliary rod of welding is only needed, the effective process simplification of the present invention, improves processing efficiency.
Description
Technical field
The present invention relates to field fiber, and in particular to the manufacture method of optical fiber.
Background technology
In fiber manufacturing, need to carry out flame grinding operation to prefabricated rods before wire-drawing process, fire is being carried out to prefabricated rods
Before flame grinding, piece auxiliary rod of welding is distinguished at the both ends of prefabricated rods, latter two right chuck clamps corresponding auxiliary rod respectively, and two
When individual chuck is rotated with same speed, drive prefabricated rods and auxiliary rod to rotate, prefabricated rods are carried out by moveable blowtorch
High temperature sintering, blowtorch use hydrogen and oxygen as fuel, and 2300 DEG C or so of high temperature is produced during burning, can remove prefabricated rods
The impurity and dust on surface, the interior internal stress originally pockety of release prefabricated rods, are cured the blind crack on prefabricated rods surface
Close, avoid occurring disconnected fibre in drawing process.After flame grinding, before wire-drawing process is carried out, it is necessary to a wherein auxiliary rod
Fusing, a remaining auxiliary rod are used to coordinate with the fixture of wire-drawing equipment, play clamped effect.
Above-mentioned manufacturing process has following defect：Two auxiliary rods of welding are needed before flame grinding, are needed after flame grinding
Wherein an auxiliary rod it will fuse, whole process is complicated, and time-consuming, less efficient.
The content of the invention
The present invention is in view of the above-mentioned problems, propose a kind of manufacture method of optical fiber.Existing manufacture method is solved because elder generation
Fused after two auxiliary rods of welding caused by an auxiliary rod complex procedures, the problem of time-consuming, processing efficiency is relatively low.
The technical scheme that the present invention takes is as follows：
A kind of manufacture method of optical fiber, comprises the following steps：
1) by an auxiliary rod welding in one end of prefabricated rods；
2) auxiliary rod is clamped, it is in vertical shape to make prefabricated rods；
3) axis direction of the flame along prefabricated rods and the circumference reciprocating motion along prefabricated rods are controlled, prefabricated rods are carried out high
Temperature annealing；
4) wire-drawing process is carried out to the prefabricated rods after the high temperature anneal.
In existing manufacture method, prefabricated rods are driven to rotate by two chucks, then blowtorch only need to be along prefabricated rods axis side
The high temperature anneal is can be carried out to reciprocating motion.Relative to existing manufacture method, the present invention is by controlling flame along prefabricated
The axis direction of rod and the high temperature anneal is carried out to prefabricated rods along circumferential move back and forth of prefabricated rods, prefabricated rods do not need two
Individual chuck clamping, therefore piece auxiliary rod of welding is only needed, the effective process simplification of the present invention, improve processing efficiency.
Prefabricated rods can not rotate during practice, in order to further improve the uniformity of flame heating, optionally, step
3) in, control flame motion while, control prefabricated rods along own axes direction rotate, prefabricated rods velocity of rotation be 5~
15r/min。
Optionally, the step 3) is operated by flame milling apparatus, and the flame milling apparatus includes：
Pedestal；
Holding frame, it is fixed on the pedestal, the top of holding frame is provided with the chuck for being used for clamping auxiliary rod, the chuck
Axis vertical set；
Two Mobile bases, are slidably mounted on the pedestal, and two Mobile bases are located at the both sides of holding frame respectively；
First drive mechanism, for driving Mobile base closer or far from the holding frame；
Blowtorch lamp socket, is slidably mounted on Mobile base, and being provided with blowtorch lamp socket can be around a vertical axis reciprocating rotation
Blowtorch；
Second drive mechanism, for driving blowtorch lamp socket to move back and forth up and down.
When flame milling apparatus works, auxiliary rod is clamped by holding frame, it is in vertical shape to make prefabricated rods；Driven by first
Motivation structure drives Mobile base to shift to holding frame, two blowtorch lamp sockets is located at prefabricated rods both sides respectively；Pass through the second drive mechanism
Move back and forth up and down blowtorch lamp socket, while blowtorch is around a vertical axis reciprocating rotation.
Optionally, the blowtorch lamp socket includes：
Lamp holder body, lamp holder body have a curved wall adjacent to the side of holding frame, and the upper surface of lamp holder body is neighbouring
The part of curved wall has two circular grooves being spaced apart, and is the first arc groove adjacent to curved wall, far
It is the second arc groove from curved wall, the axis of the side wall of two circular grooves coincides, first arc groove
Madial wall is provided with rack；
Blast burner frame, motor is installed, the output shaft of the motor is coordinated by gear and the rack, the blowtorch installation
On Blast burner frame；
Gag lever post, one end are relatively fixed with Blast burner frame, and the other end is stretched into second arc groove.
The arc-shaped side wall of the circular groove of each lamp holder body has four, and the axis of four arc-shaped side walls overlaps；
The axis of side wall refers to that equal line of the distance of the poly- straight line in the position of each point in side wall.This structure of blowtorch lamp socket
Form enables Blast burner frame to be moved reciprocatingly along the first arc groove, so as to drive blowtorch along the circumferential reciprocal fortune of prefabricated rods
Dynamic, two blowtorch lamp sockets cooperate, and can realize the high temperature anneal operation in prefabricated rods circumference.
Optionally, first drive mechanism and the second drive mechanism are cylinder.
Optionally, be fixed with the pedestal with Mobile base coordinate limited block, the limited block be arranged on Mobile base with
Between holding frame.
By set limited block can, limit the position of Mobile base, prevent blowtorch lamp socket from being reclined with prefabricated rods.
Optionally, flame milling apparatus also includes the 3rd drive mechanism for driving the chuck to rotate.
The slow rotation of prefabricated rods is carried out during practical operation by the 3rd drive mechanism.
The beneficial effects of the invention are as follows：By controlling axis direction of the flame along prefabricated rods and the week yearning along prefabricated rods
Multiple motion carries out the high temperature anneal to prefabricated rods, and prefabricated rods do not need two chuck clampings, therefore only needs piece auxiliary of welding
Rod, the present invention are effectively simplified technical process, improve processing efficiency.
Brief description of the drawings：
Fig. 1 is the flow chart of the manufacture method of optical fiber of the present invention；
Fig. 2 is the structural representation of flame milling apparatus；
Fig. 3 is the enlarged drawing at A in Fig. 2.
Each reference is in figure：
1st, pedestal, the 2, first drive mechanism, 3, Mobile base, 4, limited block, 5, blowtorch lamp socket, the 6, second drive mechanism, 7,
Holding frame, 8, chuck, 9, auxiliary rod, 10, prefabricated rods, 11, lamp holder body, the 12, second arc groove, 13, gear, 14, spacing
Bar, the 15, first arc groove, 16, Blast burner frame, 17, blowtorch, 18, curved wall.
Embodiment：
With reference to each accompanying drawing, the present invention is described in detail.
As shown in figure 1, present embodiment discloses a kind of manufacture method of optical fiber, comprise the following steps：
1) by an auxiliary rod welding in one end of prefabricated rods；
2) auxiliary rod is clamped, it is in vertical shape to make prefabricated rods；
3) axis direction of the flame along prefabricated rods and the circumference reciprocating motion along prefabricated rods are controlled, prefabricated rods are carried out high
Temperature annealing；
4) wire-drawing process is carried out to the prefabricated rods after the high temperature anneal.
In existing manufacture method, prefabricated rods are driven to rotate by two chucks, then blowtorch only need to be along prefabricated rods axis side
The high temperature anneal is can be carried out to reciprocating motion.Relative to existing manufacture method, the present invention is by controlling flame along prefabricated
The axis direction of rod and the high temperature anneal is carried out to prefabricated rods along circumferential move back and forth of prefabricated rods, prefabricated rods do not need two
Individual chuck clamping, therefore piece auxiliary rod of welding is only needed, the effective process simplification of the present invention, improve processing efficiency.
Prefabricated rods can not rotate, when practice, in order to further improve the uniformity of flame heating, step 3)
In, while flame motion is controlled, control prefabricated rods slowly rotate along own axes direction, and prefabricated rods velocity of rotation is 5
~15r/min.
The present embodiment step 3) is operated by flame milling apparatus, and as shown in Figures 2 and 3, flame milling apparatus includes：
Pedestal 1；
Holding frame 7, is fixed on pedestal, and the top of holding frame is provided with the chuck 8 for being used for clamping auxiliary rod 9, the axle of chuck
Line is vertically arranged；
Two Mobile bases 3, are slidably mounted on pedestal 1, and two Mobile bases are located at the both sides of holding frame 7 respectively；
First drive mechanism 2, for driving Mobile base 3 closer or far from holding frame 7；
Blowtorch lamp socket 5, it is slidably mounted on Mobile base 3, being provided with blowtorch lamp socket 5 can be around a vertical axis reciprocating rotary
Dynamic blowtorch 17；
Second drive mechanism 6, for driving blowtorch lamp socket to move back and forth up and down.
In the present embodiment, blowtorch lamp socket 5 includes：
Lamp holder body 11, lamp holder body have a curved wall 18, the upper surface of lamp holder body adjacent to the side of holding frame
The part of neighbouring curved wall has two circular grooves being spaced apart, and is the first arc groove adjacent to curved wall
15, being coincided for the second arc groove 12, the axis of the side wall of two circular grooves away from curved wall, the first arc is recessed
Groove madial wall is provided with rack；
Blast burner frame 16, motor is installed, the output shaft of motor is coordinated by gear 13 and rack, and blowtorch 17 is arranged on blowtorch
On frame 16；
Gag lever post 14, one end are relatively fixed with Blast burner frame 16, and the other end is stretched into the second arc groove 12.
The arc-shaped side wall of each lamp holder body circular groove has four, and the axis of four arc-shaped side walls overlaps；Side
The axis of wall refers to that equal line of the distance of the poly- straight line in the position of each point in side wall.This structure shape of blowtorch lamp socket
Formula enables Blast burner frame to be moved reciprocatingly along the first arc groove, so as to drive blowtorch circumferentially to be moved back and forth along prefabricated rods,
Two blowtorch lamp sockets cooperate, and can realize the high temperature anneal operation in prefabricated rods circumference.
In the present embodiment, the first drive mechanism 2 and the second drive mechanism 6 are cylinder.It is fixed with pedestal 1 and movement
The limited block 4 that seat coordinates, limited block is arranged between Mobile base and holding frame.By set limited block can, limit Mobile base
Position, prevent blowtorch lamp socket from being reclined with prefabricated rods.
In the present embodiment, flame milling apparatus also includes the 3rd drive mechanism that driving chuck rotates.During practical operation
The slow rotation of prefabricated rods is carried out by the 3rd drive mechanism.
During the flame milling apparatus work of the present embodiment, auxiliary rod is clamped by holding frame, it is in vertical shape to make prefabricated rods；
Drive Mobile base to shift to holding frame by the first drive mechanism, two blowtorch lamp sockets is located at prefabricated rods both sides respectively；Pass through
Two drive mechanisms move back and forth up and down blowtorch lamp socket, while motor is operated under the cooperation of gag lever post and the second arc groove,
Blowtorch can move towards reciprocating rotation along the first arc groove, and the high temperature anneal is carried out to prefabricated rods 10.
The preferred embodiments of the present invention are these are only, not thereby limit the scope of patent protection of the present invention, every fortune
The equivalent structure transformation made with description of the invention and accompanying drawing content, directly or indirectly it is used in other related technology necks
Domain, similarly include within the scope of the present invention.
Claims (5)
1. a kind of manufacture method of optical fiber, it is characterised in that comprise the following steps：
1) by an auxiliary rod welding in one end of prefabricated rods；
2) auxiliary rod is clamped, it is in vertical shape to make prefabricated rods；
3) axis direction of the flame along prefabricated rods and the circumference reciprocating motion along prefabricated rods are controlled, high temperature is carried out to prefabricated rods and moved back
Fire processing；
4) wire-drawing process is carried out to the prefabricated rods after the high temperature anneal；
The step 3) is operated by flame milling apparatus, and the flame milling apparatus includes：
Pedestal；
Holding frame, it is fixed on the pedestal, the top of holding frame is provided with the chuck for being used for clamping auxiliary rod, the axle of the chuck
Line is vertically arranged；
Two Mobile bases, are slidably mounted on the pedestal, and two Mobile bases are located at the both sides of holding frame respectively；
First drive mechanism, for driving Mobile base closer or far from the holding frame；
Blowtorch lamp socket, is slidably mounted on Mobile base, and being provided with blowtorch lamp socket can be around the blowtorch of a vertical axis reciprocating rotation；
Second drive mechanism, for driving blowtorch lamp socket to move back and forth up and down；
The blowtorch lamp socket includes：
Lamp holder body, lamp holder body have a curved wall adjacent to the side of holding frame, and the upper surface of lamp holder body is adjacent to arc
The part of side wall has two circular grooves being spaced apart, and is the first arc groove adjacent to curved wall, away from arc
Shape side wall coincides for the second arc groove, the axis of the side wall of two circular grooves, on the inside of first arc groove
Wall is provided with rack；
Blast burner frame, motor is installed, the output shaft of the motor is coordinated by gear and the rack, and the blowtorch is arranged on spray
On lamp bracket；
Gag lever post, one end are relatively fixed with Blast burner frame, and the other end is stretched into second arc groove.
2. the manufacture method of optical fiber as claimed in claim 1, it is characterised in that in step 3), in the same of control flame motion
When, control prefabricated rods rotate along own axes direction, and prefabricated rods velocity of rotation is 5~15r/min.
3. the manufacture method of optical fiber as claimed in claim 1, it is characterised in that first drive mechanism and the second driving machine
Structure is cylinder.
4. the manufacture method of optical fiber as claimed in claim 1, it is characterised in that be fixed with the pedestal and coordinate with Mobile base
Limited block, the limited block is arranged between Mobile base and holding frame.
5. the manufacture method of optical fiber as claimed in claim 1, it is characterised in that flame milling apparatus also includes driving the card
The 3rd drive mechanism that disk rotates.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711395679.9A CN108249752B (en) | 2016-03-31 | 2016-03-31 | Method for manufacturing optical fiber |
| CN201610195244.9A CN105776837B (en) | 2016-03-31 | 2016-03-31 | The manufacture method of optical fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610195244.9A CN105776837B (en) | 2016-03-31 | 2016-03-31 | The manufacture method of optical fiber |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711395679.9A Division CN108249752B (en) | 2016-03-31 | 2016-03-31 | Method for manufacturing optical fiber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105776837A CN105776837A (en) | 2016-07-20 |
| CN105776837B true CN105776837B (en) | 2018-03-09 |
Family
ID=56395442
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610195244.9A Active CN105776837B (en) | 2016-03-31 | 2016-03-31 | The manufacture method of optical fiber |
| CN201711395679.9A Active CN108249752B (en) | 2016-03-31 | 2016-03-31 | Method for manufacturing optical fiber |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711395679.9A Active CN108249752B (en) | 2016-03-31 | 2016-03-31 | Method for manufacturing optical fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN105776837B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106881365B (en) * | 2017-02-27 | 2018-10-12 | 天津富通集团有限公司 | Prefabricated rods processing method |
| CN108129012A (en) * | 2018-01-25 | 2018-06-08 | 江苏通鼎光棒有限公司 | A kind of Gua Bang mechanisms for preform annealing device |
| CN108996901B (en) * | 2018-08-08 | 2021-11-02 | 杭州富通通信技术股份有限公司 | Method for manufacturing optical fiber |
| CN112479584B (en) * | 2020-11-30 | 2022-07-15 | 浙江富通光纤技术有限公司 | Method for manufacturing optical fiber |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5338327A (en) * | 1991-07-26 | 1994-08-16 | Sumitomo Electric Industries, Ltd. | Method of flame abrasion of glass preform |
| CN1096013A (en) * | 1993-02-22 | 1994-12-07 | 住友电气工业株式会社 | The method for flame abrasion of glass preform |
| CN1636903A (en) * | 2004-01-06 | 2005-07-13 | 三星电子株式会社 | Apparatus for heating optical fiber preform and method for manufacturing optical fiber preform |
| CN1791559A (en) * | 2003-05-19 | 2006-06-21 | 住友电气工业株式会社 | Optical fiber and method of producing the same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2773366B1 (en) * | 1998-01-08 | 2000-02-04 | Alsthom Cge Alcatel | END-TO-END OPTICAL FIBER PREFORM WELDING DEVICE |
| KR100526500B1 (en) * | 2003-09-18 | 2005-11-08 | 삼성전자주식회사 | Apparatus and method for manufacturing optical fiber preform |
| CN105084753A (en) * | 2015-08-17 | 2015-11-25 | 浙江富通光纤技术有限公司 | Wire drawing pretreatment device and method of optical fiber preform |
| CN205115284U (en) * | 2015-11-16 | 2016-03-30 | 江苏通鼎光棒有限公司 | Device of protection blowtorch guide rail in OVD deposition process |
-
2016
- 2016-03-31 CN CN201610195244.9A patent/CN105776837B/en active Active
- 2016-03-31 CN CN201711395679.9A patent/CN108249752B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5338327A (en) * | 1991-07-26 | 1994-08-16 | Sumitomo Electric Industries, Ltd. | Method of flame abrasion of glass preform |
| CN1096013A (en) * | 1993-02-22 | 1994-12-07 | 住友电气工业株式会社 | The method for flame abrasion of glass preform |
| CN1791559A (en) * | 2003-05-19 | 2006-06-21 | 住友电气工业株式会社 | Optical fiber and method of producing the same |
| CN1636903A (en) * | 2004-01-06 | 2005-07-13 | 三星电子株式会社 | Apparatus for heating optical fiber preform and method for manufacturing optical fiber preform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105776837A (en) | 2016-07-20 |
| CN108249752A (en) | 2018-07-06 |
| CN108249752B (en) | 2020-07-03 |
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