CN114014535A - Wire feeding device and method for feeding optical fiber - Google Patents
Wire feeding device and method for feeding optical fiber Download PDFInfo
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- CN114014535A CN114014535A CN202111504034.0A CN202111504034A CN114014535A CN 114014535 A CN114014535 A CN 114014535A CN 202111504034 A CN202111504034 A CN 202111504034A CN 114014535 A CN114014535 A CN 114014535A
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- threading
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- fiber
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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
- C03B37/03—Drawing means, e.g. drawing drums ; Traction or tensioning devices
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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
- C03C25/12—General methods of coating; Devices therefor
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a threading system for threading optical fibers and a threading method thereof, the threading system comprises a jointing device, used for jointing bare optical fiber and guiding optical fiber, the jointing device comprises two clamping blocks, a light source and a fixing clamp, the two clamping blocks can be opened and closed, and the two clamping blocks are provided with through holes in the axial direction in a closed state, the diameter of each through hole is equal to that of the guide optical fiber, the light source is arranged on the side surfaces of the two clamping blocks, the two clamping blocks are provided with irradiation openings corresponding to the side surface parts of the light source, the light of the light source irradiates to the joint position of the through holes through the irradiation openings, the fixing clamp is arranged below the two clamping blocks, one end of the bare fiber enters the through hole downwards and then reaches the joint position, one end of the guide fiber enters the through hole upwards and reaches the joint position, the fixing clamp fixes the guide fiber, and the light source irradiates the joint position and maintains the preset time to cure the coating on one end of the bare fiber to connect one end of the guide fiber to complete the joint.
Description
Technical Field
The invention relates to a threading device and a threading method for optical fiber threading, in particular to a threading device and a threading method for optical fiber threading with high efficiency and low labor cost.
Background
As shown in fig. 1, the current wire drawing system includes a mold 1 ', a taper 2', a curing oven 3 ', a positioning wheel 4', a PMD platform 5 'and a main traction wheel 6'. In the optical fiber production process, when the optical fiber is drawn out and is going to be threaded to a take-up machine, the die 1 ' and the die 1 ' need to be manually disassembled and cleaned, and then the falling cone 2 ' is bound on the bare optical fiber, during threading, on one hand, one worker needs to manually control the falling speed of the falling cone 2 ', on the other hand, another worker needs to connect the main traction wheel 6 ' at a low position, if the operation or the matching is not good, the threading failure can be caused, and the process has higher operation requirements on the workers.
Therefore, it is necessary to provide a threading system with high efficiency and low labor cost.
Disclosure of Invention
The invention aims to solve the problems of low efficiency and high labor cost in manual wire threading.
To achieve one of the above objects, an embodiment of the present invention provides a threading system for threading an optical fiber.
The threading system comprises a jointing device used for jointing a bare fiber and a guide fiber, the jointing device comprises two clamping blocks, a light source and a fixing clamp, the two clamping blocks can be arranged in an opening and closing mode, through holes are axially formed in the two clamping blocks in a closed state, the diameter of each through hole is equal to that of the guide fiber, the light source is arranged on the side faces of the two clamping blocks, an irradiation opening is arranged on the side face part of each clamping block corresponding to the light source, light of the light source irradiates to the jointing position of the through holes through the irradiation opening, the fixing clamp is arranged below the two clamping blocks, one end of the bare fiber downwards enters the through holes and then reaches the jointing position, one end of the guide fiber upwards enters the through holes and then reaches the jointing position, the fixing clamp fixes the guide fiber, and the light source irradiates the jointing position and maintains preset time, the splice is completed by joining one end of the guiding optical fiber with the coating cured over the one end of the bare optical fiber.
As an optional technical scheme, the diameter of the through hole is 245 um.
As an optional technical solution, the irradiation opening is a rectangular opening, and the size is 2cm x 1 cm.
As an optional technical solution, the preset time is 5S.
As an optional technical solution, the light source is an LED light source.
Alternatively, the joining position corresponds to a middle position of the irradiation opening.
As an optional technical scheme, the wire feeding system further comprises a control device, the control device is in communication connection with and controls the two clamping blocks and the fixing clamp to open and close, and after the preset time is maintained, the control device controls the two clamping blocks and the fixing clamp to open.
As an optional technical scheme, the through hole is positioned in the center of a clamping block combination formed by two clamping blocks.
As an optional technical solution, the filament feeding system further includes a mold, a curing oven, a positioning wheel, a PMD platform, and a main traction wheel, the splicing device is disposed between the mold and the curing oven, and the other end of the guide fiber sequentially passes through the curing oven, is positioned by the positioning wheel, then passes through the PMD platform, and finally is drawn to the take-up device by the main traction wheel.
As an optional technical solution, the mold has a coating therein, and after the bare fiber passes through the mold, one end of the bare fiber is provided with the coating.
The invention also provides a wire threading method for the wire threading system, which is characterized by comprising the following steps of
Step S1: closing the two clamping blocks;
step S2: after one end of the guide optical fiber upwards enters the through hole between the two clamping blocks to reach the joint position, the fixing clamp fixes the guide optical fiber;
step S3: one end of the bare fiber enters the through hole downwards to reach a joint position and is contacted with the guide fiber;
step S4: the light source irradiates the joint position through the irradiation opening and maintains the preset time;
step S5: the bare optical fiber is spliced with the guide optical fiber.
As an optional technical solution, after the step S5, the threading method further includes a step S6: and the other end of the guide optical fiber sequentially passes through a curing oven, a positioning wheel, a PMD platform and a main traction wheel, the main traction wheel is opened, and the guide optical fiber guides the bare optical fiber to thread, so that thread threading is completed finally.
Compared with the prior art, the wire threading system has the following advantages that the wire threading system utilizes the jointing device to thread wires: 1) the die does not need to be disassembled, and compared with the traditional wire threading method which needs to be disassembled and cleaned, the labor amount is greatly reduced; 2) the wire threading work can be finished by one person, and the traditional wire threading work can be finished by matching two persons, so that the labor force of the personnel is reduced; 3) and the operation requirement on the staff is low, and the high proficiency and high operation requirement of the traditional wire threading are not needed. That is, compared with the conventional wire threading process, the wire threading system of the present invention can achieve the effects of high efficiency and low labor cost by using the jointing device, thereby greatly improving the production efficiency and reducing the production cost.
Drawings
FIG. 1 is a schematic view of a prior art threading system;
FIG. 2 is a schematic view of a threading system of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more clear, the technical solutions of the present application will be clearly and completely described below with reference to the detailed description of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
For convenience in explanation, the description herein uses terms indicating relative spatial positions, such as "upper," "lower," "rear," "front," and the like, to describe one element or feature's relationship to another element or feature as illustrated in the figures. The term spatially relative position may encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "above" other elements or features would then be oriented "below" or "above" the other elements or features. Thus, the exemplary term "below" can encompass both a spatial orientation of below and above.
Fig. 2 is a schematic view of a threading system of the present invention, please refer to fig. 2.
The wire feeding system is used for feeding optical fibers and comprises a die 1, a jointing device 2, a curing oven 3, a positioning wheel 4, a PMD platform 5 and a main traction wheel 6.
The mold 1 has a coating therein, and one end of the bare fiber 7 has a coating after the bare fiber 7 passes through the mold 1.
The splicing device 2 is used for splicing the bare optical fiber 7 and the guide optical fiber 8, and the splicing device 2 is arranged between the mold 1 and the curing oven 3. The bonding apparatus 2 includes two clamping blocks 21, a light source 22 and a fixing clamp 23.
The two clamping blocks 21 are arranged to be opened and closed, and the two clamping blocks 21 have through holes in the axial direction in the closed state, in this embodiment, the through holes are located in the center of the clamping block combination formed by the two clamping blocks 21, for example, the centers of the two clamping blocks 21 are respectively provided with a semicircular column groove, and after the two semicircular column grooves are closed, the two semicircular column grooves are closed to form a circular through hole.
Here, the diameter of the through hole is equal to the diameter of the guiding fiber 8, for example, 245um, which is the standard outer protection layer diameter of most optical fibers, so that after one end of the guiding fiber 8 enters the through hole, the guiding fiber 8 can be well restricted by the through hole to ensure that it is always in the axial direction of the clamping block 21.
The light source 22 is disposed on the side of the two clamping blocks 21, the two clamping blocks 21 are disposed with an irradiation opening 24 corresponding to the side portion of the light source 22, the irradiation opening 24 is, for example, a rectangular opening of 2cm × 1cm, the light of the light source 22 is irradiated to the joint position 25 of the through hole through the irradiation opening 24, the fixing clamp 23 is disposed below the two clamping blocks 21, wherein one end of the bare fiber 7 enters the through hole downwards and reaches the joint position 25, in this embodiment, the joint position 25 corresponds to the middle position of the irradiation opening 24, one end of the guiding fiber 8 enters the through hole upwards and reaches the joint position 25, the fixing clamp 23 fixes the guiding fiber 8, the light source 22 irradiates the joint position 25 and maintains the preset time, here, the preset time is 5S for example, which is determined according to the curing time of the coating material, for a predetermined time to cure the coating material over the one end of the bare optical fiber 7 to connect the one end of the guiding optical fiber 8 for completion of splicing. The coating is taken out in the process that the bare optical fiber 7 passes through the die 1, so that the invention does not need to disassemble the die 1 for cleaning and other processes, but needs the coating in the die 1 to achieve the effect of subsequent curing and jointing.
This threading system can not dismantle mould 1 promptly, when bare fiber 7 took out the silk and reach the threading condition, directly passed mould 1 and passed, can be stained with the coating on the bare fiber 7, through junction device 2, the bare fiber 7 that is stained with the coating docks with the guide optic fibre 8 of preassembleing to the junction position in advance, and rethread light source shines, thereby the coating takes place to solidify and links together bare fiber 7 and guide optic fibre 8, after bullet division junction device 2, bare fiber 7 is following the guide optic fibre 8 of putting and is getting into main traction wheel, and threading is accomplished.
Compared with the traditional threading process, the jointing device of the threading system realizes the butt joint of the bare fiber and the guide fiber by using the through hole, then utilizes the light source curing coating to joint the bare fiber and the guide fiber, and further drives the bare fiber to thread by using the guide fiber which is threaded in advance.
In this way, threading with the joining device 2 has the following advantages:
1) the die does not need to be disassembled, and compared with the traditional wire threading method which needs to be disassembled and cleaned, the labor amount is greatly reduced;
2) the wire threading work can be finished by one person, and the traditional wire threading work can be finished by matching two persons, so that the labor force of the personnel is reduced;
3) and the operation requirement on the staff is low, and the high proficiency and high operation requirement of the traditional wire threading are not needed. That is, compared with the traditional wire threading process, the invention can achieve the effects of high efficiency and low labor cost by using the jointing device, thereby greatly improving the production efficiency and reducing the production cost.
In the field of optical fibers, light sources generally include both laser light sources and LED light sources, depending on the type of optical fiber. In the present embodiment, such as a multimode fiber, the light source 22 is an LED light source. Of course, in the case of a single mode fiber, a laser light source is used.
After the bare fiber 7 and the guiding fiber 8 are jointed, the pressing block 21 and the fixing clamp 23 need to be opened again for the next threading and drawing. To achieve this effect, in the present embodiment, the threading system further has a control device (not shown), the control device is in communication connection with and controls the opening and closing of the two clamping blocks 21 and the fixing clip 23, and after the predetermined time is maintained, the control device controls the opening of the two clamping blocks 21 and the fixing clip 23. Of course, in other embodiments, the two clamping blocks 21 and the fixing clamp 23 can be opened and closed manually, depending on the actual requirements.
In order to perform the next threading and the next threading, the other end of the guiding optical fiber 8 is required to sequentially pass through the curing oven 3, pass through the PMD platform 5 after being positioned by the positioning wheel 4, and finally be drawn to the take-up device by the main traction wheel 6, and the step of threading the other end of the guiding optical fiber 8 can be performed before or after the splicing, only the threading is required to be ensured at a position which does not influence the splicing, and of course, for the sake of stability, the guiding optical fiber 8 is preferably fixed by the fixing clamp 23 and then is threaded.
In detail, the threading method of the threading system comprises the following steps:
step S1: closing the two clamping blocks;
step S2: after one end of the guide optical fiber upwards enters the through hole between the two clamping blocks to reach the joint position, the fixing clamp fixes the guide optical fiber;
step S3: one end of the bare optical fiber enters the through hole downwards to reach a joint position and is contacted with the guide optical fiber;
step S4: the light source irradiates the joint position through the irradiation opening and maintains the preset time;
step S5: the bare fiber completes the splice with the guiding fiber.
After step S5, the threading method further includes step S6: and the other end of the guide optical fiber sequentially passes through the curing oven, the positioning wheel, the PMD platform and the main traction wheel, the main traction wheel is opened, the guide optical fiber guides the bare optical fiber to thread, and finally, the thread threading is completed. Of course, in other embodiments, the step S6 "the other end of the guiding fiber sequentially passes through the curing oven, the positioning wheel, the PMD stage and the main traction wheel" may also be moved forward to the end of the step S3, so long as the threading process does not affect the curing and bonding process from the step S3 to the step S5.
In summary, the threading system of the present invention has the following advantages by utilizing the engaging device to thread: 1) the die does not need to be disassembled, and compared with the traditional wire threading method which needs to be disassembled and cleaned, the labor amount is greatly reduced; 2) the wire threading work can be finished by one person, and the traditional wire threading work can be finished by matching two persons, so that the labor force of the personnel is reduced; 3) and the operation requirement on the staff is low, and the high proficiency and high operation requirement of the traditional wire threading are not needed. That is, compared with the conventional wire threading process, the wire threading system of the present invention can achieve the effects of high efficiency and low labor cost by using the jointing device, thereby greatly improving the production efficiency and reducing the production cost.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (12)
1. A threading system for threading an optical fiber is characterized by comprising a joint device for jointing a bare fiber and a guide fiber, wherein the joint device comprises two clamping blocks, a light source and a fixing clamp, the two clamping blocks can be arranged in an opening and closing mode, the two clamping blocks are axially provided with through holes in a closed state, the diameter of each through hole is equal to that of the guide fiber, the light source is arranged on the side surfaces of the two clamping blocks, irradiation openings are arranged on the two clamping blocks corresponding to the side surface parts of the light source, light of the light source is irradiated to the joint position of the through holes through the irradiation openings, the fixing clamp is arranged below the two clamping blocks, one end of the bare fiber enters the through holes downwards and then reaches the joint position, one end of the guide fiber enters the through holes upwards and then reaches the joint position, and the fixing clamp fixes the guide fiber, the light source irradiates the splice location for a predetermined time to cure the coating over the one end of the bare optical fiber to join the one end of the guiding optical fiber to complete the splice.
2. The threading system of claim 1, wherein the via diameter is 245 um.
3. The threading system of claim 1, wherein the irradiation opening is a rectangular opening having dimensions of 2cm by 1 cm.
4. The threading system of claim 1, wherein the preset time is 5S.
5. The threading system of claim 1, wherein the light source is an LED light source.
6. The threading system of claim 1, wherein the engagement position corresponds to a mid-position of the irradiation opening.
7. The threading system of claim 1, further comprising a control device, wherein the control device is in communication with and controls the opening and closing of the two clamping blocks and the fixing clamp, and the control device controls the opening of the two clamping blocks and the fixing clamp after the preset time is maintained.
8. The threading system of claim 1, wherein the through-hole is located in the center of a clamp block assembly formed by two clamp blocks.
9. The threading system of claim 1, further comprising a mold, a curing oven, a positioning wheel, a PMD platform, and a main traction wheel, wherein the splicing device is disposed between the mold and the curing oven, and the other end of the guiding fiber sequentially passes through the curing oven, is positioned by the positioning wheel, then passes through the PMD platform, and finally is drawn to a take-up device by the main traction wheel.
10. The threading system of claim 9, wherein the mold has a coating therein, the coating being carried on an end of the bare optical fiber after the bare optical fiber passes through the mold.
11. A threading method for a threading system of any one of claims 1 to 10, characterized in that the threading method comprises
Step S1: closing the two clamping blocks;
step S2: after one end of the guide optical fiber upwards enters the through hole between the two clamping blocks to reach the joint position, the fixing clamp fixes the guide optical fiber;
step S3: one end of the bare fiber enters the through hole downwards to reach a joint position and is contacted with the guide fiber;
step S4: the light source irradiates the joint position through the irradiation opening and maintains the preset time;
step S5: the bare optical fiber is spliced with the guide optical fiber.
12. The threading method according to claim 11, wherein after the step S5, the threading method further comprises a step S6: and the other end of the guide optical fiber sequentially passes through a curing oven, a positioning wheel, a PMD platform and a main traction wheel, the main traction wheel is opened, and the guide optical fiber guides the bare optical fiber to thread, so that thread threading is completed finally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111504034.0A CN114014535A (en) | 2021-12-09 | 2021-12-09 | Wire feeding device and method for feeding optical fiber |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111504034.0A CN114014535A (en) | 2021-12-09 | 2021-12-09 | Wire feeding device and method for feeding optical fiber |
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| CN114014535A true CN114014535A (en) | 2022-02-08 |
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| CN202111504034.0A Pending CN114014535A (en) | 2021-12-09 | 2021-12-09 | Wire feeding device and method for feeding optical fiber |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114656166A (en) * | 2022-03-31 | 2022-06-24 | 长飞光纤光缆股份有限公司 | Bare optical fiber threading method |
| CN114755763A (en) * | 2022-03-30 | 2022-07-15 | 长飞光纤光缆股份有限公司 | Online fiber fusion penetration method |
-
2021
- 2021-12-09 CN CN202111504034.0A patent/CN114014535A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114755763A (en) * | 2022-03-30 | 2022-07-15 | 长飞光纤光缆股份有限公司 | Online fiber fusion penetration method |
| CN114656166A (en) * | 2022-03-31 | 2022-06-24 | 长飞光纤光缆股份有限公司 | Bare optical fiber threading method |
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