CN106291849A - A kind of manufacturing process of great Yu long single beam tube - Google Patents
A kind of manufacturing process of great Yu long single beam tube Download PDFInfo
- Publication number
- CN106291849A CN106291849A CN201610830964.8A CN201610830964A CN106291849A CN 106291849 A CN106291849 A CN 106291849A CN 201610830964 A CN201610830964 A CN 201610830964A CN 106291849 A CN106291849 A CN 106291849A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4479—Manufacturing methods of optical cables
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4479—Manufacturing methods of optical cables
- G02B6/4484—Manufacturing methods of optical cables with desired surplus length between fibres and protection features
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Medicinal Preparation (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention provides the manufacturing process of a kind of great Yu long single beam tube, it can produce remaining length and require the long beam tube of single great Yu of 2.0～2.5 ‰, and fiber-draw strain meets the requirement of user, meets pulling tension requirements when constructing and the pulling tension requirements of longtime running simultaneously.Optical fiber sequentially passes through ointment filling system and plastic extrusion system from pay off rack to release certain laying tension, viscosity >=22000mPa.s when wherein the fine cream viscosity requirement in ointment filling system is 25 DEG C, dropping point >=220 DEG C, the PBT material that material selective freezing degree in plastic extrusion system is fast, the outside of single-core fiber is enclosed with ointment successively afterwards, pine set forms semi-finished product, semi-finished product are sequentially passed through the first segment tank that water temperature is 60 ± 2 DEG C, water temperature is to enter wheel after 55 ± 2 DEG C of second section tanks to lead structure, it is 20 ± 2 DEG C of the 3rd water-saving groove that semi-finished product enter water temperature after wheel leads and is set with three circles in structure, afterwards semi-finished product are carried out take-up by take-up pulley rolling, the speed of production of whole product line controls at 65m/min～75m/min.
Description
Technical field
The present invention relates to the technical field of fiber optic cable production, the manufacturing process of a kind of great Yu long single beam tube.
Background technology
Existing center tube structure sleeving core number is generally 4～12 cores, and casing diameter is 2.4～3.0mm, and excess length control exists
1.0～1.5 ‰, the central canal debugging of this structure is relatively easy, generally increases water temperature, the suitable wheel rim number of turns and takeup tension
Just can meet technological requirement, this production technology is the most common, and debugging difficulty is little, and the long beam tube of single great Yu, remaining
Length requires 2.0～2.5 ‰, and existing production technology production difficulty is big, because the fewest remaining long being more difficult to of optical fiber is done greatly, composite factor is also
A lot, such as water temperature, long, material, speed etc., generally, cannot complete more than target first as apparatus and process and material lack
Long test, the multiformity required along with user and the difference of use, the requirement of some user is more special, single beam tube
Formula requires to put an optical fiber, and fiber-draw strain meets the requirement of user again, and pulling tension requirements during construction to be met and length
The pulling tension requirements that phase is run.
Summary of the invention
For the problems referred to above, the invention provides the manufacturing process of a kind of great Yu long single beam tube, it can produce remaining length
Require the long beam tube of single great Yu of 2.0～2.5 ‰, and fiber-draw strain meets the requirement of user, meets when constructing simultaneously
Pulling tension requirements and the pulling tension requirements of longtime running.
A kind of manufacturing process of great Yu long single beam tube, it is characterised in that: optical fiber from pay off rack with certain laying tension
Releasing sequentially passes through ointment filling system and plastic extrusion system, and wherein the fine cream viscosity requirement in ointment filling system is 25 DEG C
Time viscosity >=22000mPa.s, dropping point >=220 DEG C, the PBT material that material selective freezing degree in plastic extrusion system is fast, it
The outside of rear single-core fiber is enclosed with ointment successively, pine set forms semi-finished product, and it is 60 ± 2 DEG C that semi-finished product sequentially pass through water temperature
First segment tank, water temperature are to enter wheel after 55 ± 2 DEG C of second section tanks to lead structure, and semi-finished product are after wheel leads and is set with three circles in structure
Entering water temperature is 20 ± 2 DEG C of the 3rd water-saving groove, afterwards by take-up pulley rolling, semi-finished product is carried out take-up, the production speed of whole product line
Degree controls at 65m/min～75m/min.
Its optical fiber laying tension being further characterized by described pay off rack is 45 ± 5g, it is ensured that optical fiber unwrapping wire is not trembled
Dynamic；
Described wheel is led structure and is included main traction wheel, auxiliary traction wheel, after semi-finished product are set with three circles on main traction wheel, auxiliary
On traction wheel, pitch of the laps does not passes through, and this process form guarantees that remaining length is not consumed；
The take-up pressure of described take-up pulley is set as 4N；
The speed of production of whole product line controls at 70m/min, it is ensured that what PBT expected fully shrinks cooling；
Described plastic extrusion system is by joining mould so that wall thickness reaches 0.45～0.50mm.
After using the present invention, PBT selects the material that degree of crystallinity is fast, PBT crystallization to have substantial connection with temperature and time, due to
Semi-finished product sequentially pass through first segment tank that water temperature is 60 ± 2 DEG C, water temperature is to enter wheel after 55 ± 2 DEG C of second section tanks to lead knot
Structure, it is 20 ± 2 DEG C of the 3rd water-saving groove that semi-finished product enter water temperature after wheel leads and is set with three circles in structure, and this technique can ensure that remaining length
Not being consumed, be additionally controlled by speed of production, the speed of production of whole product line controls at 65m/min
～75m/min, it allows the Loose tube time of staying in the sink be extended, selects special appointment viscosity ointment when factice for filling
Ensureing the most even stable of remaining length, it can produce remaining length and require the long beam tube of single great Yu of 2.0～2.5 ‰, and fiber-draw
Strain meets the requirement of user, meets pulling tension requirements when constructing and the pulling tension requirements of longtime running simultaneously.
Accompanying drawing explanation
Fig. 1 is the front view structural representation inventing great Yu long single beam tube to be produced.
Detailed description of the invention
The manufacturing process of a kind of great Yu long single beam tube: optical fiber sequentially passes through to release certain laying tension from pay off rack
Ointment filling system and plastic extrusion system, wherein the fine cream viscosity requirement in ointment filling system be viscosity when 25 DEG C >=
22000mPa.s, dropping point >=220 DEG C, the PBT material that material selective freezing degree in plastic extrusion system is fast, single-core fiber afterwards
Outside be enclosed with ointment successively, pine set forms semi-finished product, the first water saving that semi-finished product sequentially pass through water temperature is 60 ± 2 DEG C
Groove, water temperature are to enter wheel after 55 ± 2 DEG C of second section tanks to lead structure, and semi-finished product enter water temperature after wheel leads and is set with three circles in structure
Being 20 ± 2 DEG C of the 3rd water-saving groove, afterwards by take-up pulley rolling, semi-finished product are carried out take-up, the speed of production of whole product line controls
65m/min～75m/min.
Optical fiber laying tension in pay off rack is 45 ± 5g, it is ensured that optical fiber unwrapping wire is not shaken；
Wheel leads structure and includes main traction wheel, auxiliary traction wheel, after semi-finished product are set with three circles on main traction wheel, in auxiliary traction
On wheel, pitch of the laps does not passes through, and this process form guarantees that remaining length is not consumed；
The take-up pressure of take-up pulley is set as 4N；
The speed of production of whole product line controls at 70m/min, it is ensured that what PBT expected fully shrinks cooling；
Plastic extrusion system is by joining mould so that wall thickness reaches 0.45～0.50mm.
Specific embodiment one: optical fiber sequentially passes through ointment filling system from pay off rack to release certain laying tension and moulds
Material extrusion system, the optical fiber laying tension in pay off rack is 40g, it is ensured that optical fiber unwrapping wire is not shaken, the fibre in ointment filling system
The prosperous prosperous fine cream of dragon in Shenzhen selected by cream, viscosity >=22000mPa.s when its viscosity requirement reaches 25 DEG C, dropping point >=220 DEG C, plastics
Cyclopentadienyl PBT is full of in the fast Suzhou of material selective freezing degree in extrusion system, and the outside of single-core fiber is enclosed with ointment, pine successively afterwards
Set forms semi-finished product, semi-finished product sequentially passes through first segment tank that water temperature is 58 DEG C, water temperature is that 53 DEG C of second section tanks are laggard
Entering wheel and lead structure, wheel leads structure and includes main traction wheel, auxiliary traction wheel, after semi-finished product are set with three circles on main traction wheel, auxiliary
On traction wheel, pitch of the laps is not 18 DEG C of the 3rd water-saving groove by rear entrance water temperature, is received by take-up pulley rolling by semi-finished product afterwards
Line, the take-up pressure of take-up pulley is set as that 4N, the speed of production of whole product line control at 65m/min, and plastic extrusion system passes through
Join mould so that wall thickness reaches 0.45mm.
Specific embodiment two: optical fiber sequentially passes through ointment filling system from pay off rack to release certain laying tension and moulds
Material extrusion system, the optical fiber laying tension in pay off rack is 45g, it is ensured that optical fiber unwrapping wire is not shaken, the fibre in ointment filling system
The prosperous prosperous fine cream of dragon in Shenzhen selected by cream, viscosity >=22000mPa.s when its viscosity requirement reaches 25 DEG C, dropping point >=220 DEG C, plastics
Cyclopentadienyl PBT is full of in the fast Suzhou of material selective freezing degree in extrusion system, and the outside of single-core fiber is enclosed with ointment, pine successively afterwards
Set forms semi-finished product, semi-finished product sequentially passes through first segment tank that water temperature is 60 DEG C, water temperature is that 55 DEG C of second section tanks are laggard
Entering wheel and lead structure, wheel leads structure and includes main traction wheel, auxiliary traction wheel, after semi-finished product are set with three circles on main traction wheel, auxiliary
On traction wheel, pitch of the laps is not 20 DEG C of the 3rd water-saving groove by rear entrance water temperature, is received by take-up pulley rolling by semi-finished product afterwards
Line, the take-up pressure of take-up pulley is set as that 4N, the speed of production of whole product line control at 70m/min, and plastic extrusion system passes through
Join mould so that wall thickness reaches 0.48mm.
Specific embodiment three: optical fiber sequentially passes through ointment filling system from pay off rack to release certain laying tension and moulds
Material extrusion system, the optical fiber laying tension in pay off rack is 50g, it is ensured that optical fiber unwrapping wire is not shaken, the fibre in ointment filling system
The prosperous prosperous fine cream of dragon in Shenzhen selected by cream, viscosity >=22000mPa.s when its viscosity requirement reaches 25 DEG C, dropping point >=220 DEG C, plastics
Cyclopentadienyl PBT is full of in the fast Suzhou of material selective freezing degree in extrusion system, and the outside of single-core fiber is enclosed with ointment, pine successively afterwards
Set forms semi-finished product, semi-finished product sequentially passes through first segment tank that water temperature is 62 DEG C, water temperature is that 57 DEG C of second section tanks are laggard
Entering wheel and lead structure, wheel leads structure and includes main traction wheel, auxiliary traction wheel, after semi-finished product are set with three circles on main traction wheel, auxiliary
On traction wheel, pitch of the laps is not 22 DEG C of the 3rd water-saving groove by rear entrance water temperature, is received by take-up pulley rolling by semi-finished product afterwards
Line, the take-up pressure of take-up pulley is set as that 4N, the speed of production of whole product line control at 75m/min, and plastic extrusion system passes through
Join mould so that wall thickness reaches 0.50mm.
Above the specific embodiment of the present invention is described in detail, but content has been only the preferable enforcement of the invention
Example, it is impossible to be considered the practical range for limiting the invention.All impartial changes made according to the invention application range
Change and improvement etc., within all should still belonging to this patent covering scope.
Claims (6)
1. the manufacturing process of a great Yu long single beam tube, it is characterised in that: optical fiber is transferred with certain laying tension from pay off rack
Go out to sequentially pass through ointment filling system and plastic extrusion system, when wherein the fine cream viscosity requirement in ointment filling system is 25 DEG C
Viscosity >=22000mPa.s, dropping point >=220 DEG C, the PBT material that material selective freezing degree in plastic extrusion system is fast, afterwards
The outside of single-core fiber is enclosed with ointment successively, pine set forms semi-finished product, that semi-finished product sequentially pass through water temperature is 60 ± 2 DEG C
One water-saving groove, water temperature are to enter wheel after 55 ± 2 DEG C of second section tanks to lead structure, and semi-finished product lead at wheel that to be set with three circles in structure laggard
Entering water temperature is 20 ± 2 DEG C of the 3rd water-saving groove, afterwards by take-up pulley rolling, semi-finished product is carried out take-up, the speed of production of whole product line
Control at 65m/min～75m/min.
The manufacturing process of a kind of great Yu the most as claimed in claim 1 long single beam tube, it is characterised in that: in described pay off rack
Optical fiber laying tension is 45 ± 5g, it is ensured that optical fiber unwrapping wire is not shaken.
The manufacturing process of a kind of great Yu the most as claimed in claim 1 long single beam tube, it is characterised in that: described wheel leads structure bag
Having included main traction wheel, auxiliary traction wheel, after semi-finished product are set with three circles on main traction wheel, on auxiliary traction wheel, pitch of the laps does not passes through, should
Process form guarantees that remaining length is not consumed.
The manufacturing process of a kind of great Yu the most as claimed in claim 1 long single beam tube, it is characterised in that: the receipts of described take-up pulley
Line pressure is set as 4N.
The manufacturing process of a kind of great Yu the most as claimed in claim 1 long single beam tube, it is characterised in that: the production of whole product line
Speed controlling is at 70m/min, it is ensured that what PBT expected fully shrinks cooling.
The manufacturing process of a kind of great Yu the most as claimed in claim 1 long single beam tube, it is characterised in that: described plastic extrusion system
System is by joining mould so that wall thickness reaches 0.45～0.50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610830964.8A CN106291849B (en) | 2016-09-19 | 2016-09-19 | A kind of manufacturing process of great Yu long single beam tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610830964.8A CN106291849B (en) | 2016-09-19 | 2016-09-19 | A kind of manufacturing process of great Yu long single beam tube |
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| Publication Number | Publication Date |
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| CN106291849A true CN106291849A (en) | 2017-01-04 |
| CN106291849B CN106291849B (en) | 2019-02-19 |
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| CN201610830964.8A Active CN106291849B (en) | 2016-09-19 | 2016-09-19 | A kind of manufacturing process of great Yu long single beam tube |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109061822A (en) * | 2018-09-26 | 2018-12-21 | 江苏亨通光电股份有限公司 | A kind of ultra-fine ant proof air-blowing optical cable and preparation method thereof |
| CN110376694A (en) * | 2019-07-24 | 2019-10-25 | 浙江东通物联科技有限公司 | A kind of single beam tube great Yu long false proof process |
| CN113478775A (en) * | 2021-06-04 | 2021-10-08 | 苏州怡之康通讯器材有限公司 | Optical fiber sheathing machine for communication optical cable and optical fiber sheathing process thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228040A (en) * | 2014-08-15 | 2014-12-24 | 汕头高新区奥星光通信设备有限公司 | Optical fiber loose tube production device and working principle thereof |
| CN105136176A (en) * | 2015-08-17 | 2015-12-09 | 缪文韬 | Fiber optic sensor for improving spatial resolution and positioning precision of distributed optical fiber sensing system, and manufacturing method thereof |
-
2016
- 2016-09-19 CN CN201610830964.8A patent/CN106291849B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228040A (en) * | 2014-08-15 | 2014-12-24 | 汕头高新区奥星光通信设备有限公司 | Optical fiber loose tube production device and working principle thereof |
| CN105136176A (en) * | 2015-08-17 | 2015-12-09 | 缪文韬 | Fiber optic sensor for improving spatial resolution and positioning precision of distributed optical fiber sensing system, and manufacturing method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109061822A (en) * | 2018-09-26 | 2018-12-21 | 江苏亨通光电股份有限公司 | A kind of ultra-fine ant proof air-blowing optical cable and preparation method thereof |
| CN110376694A (en) * | 2019-07-24 | 2019-10-25 | 浙江东通物联科技有限公司 | A kind of single beam tube great Yu long false proof process |
| CN113478775A (en) * | 2021-06-04 | 2021-10-08 | 苏州怡之康通讯器材有限公司 | Optical fiber sheathing machine for communication optical cable and optical fiber sheathing process thereof |
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| Publication number | Publication date |
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| CN106291849B (en) | 2019-02-19 |
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Effective date of registration: 20190102 Address after: 313000 No. 2299 Qiangyuan East Road, Nanxun Economic Development Zone, Huzhou City, Zhejiang Province Applicant after: Zhejiang Dongtong Wulian Technology Co., Ltd. Address before: 313009 No. 2299 Qiangyuan East Road, Nanxun Economic Development Zone, Huzhou City, Zhejiang Province Applicant before: Zhejiang Hengtong optical network IOT Technology Co., Ltd. |
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Effective date of registration: 20191106 Address after: 313009 No. 2299 East strong Garden Road, Nanxun Economic Development Zone, Huzhou, Zhejiang Patentee after: Zhejiang Dongtong optical network IOT Technology Co., Ltd Address before: 313000 Huzhou Province Economic Development Zone, Nanxun City, East Park Road, No. 2299 Patentee before: Zhejiang Dongtong Wulian Technology Co., Ltd. |