CN213950986U - Device for correcting optical fiber perform jumping - Google Patents
Device for correcting optical fiber perform jumping Download PDFInfo
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- CN213950986U CN213950986U CN202022764716.2U CN202022764716U CN213950986U CN 213950986 U CN213950986 U CN 213950986U CN 202022764716 U CN202022764716 U CN 202022764716U CN 213950986 U CN213950986 U CN 213950986U
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Abstract
The utility model discloses a device for correcting the runout of an optical fiber perform, which comprises a flame lathe platform and a correcting device; two ends of the flame lathe platform are respectively provided with a seat frame, one of the seat frames is a movable seat frame, the other seat frame is a fixed seat frame, and the movable seat frame can slide on a track of the flame lathe platform; the two seat frames are respectively and correspondingly provided with a coaxial rotary chuck; the rotary chuck is connected with the synchronous rotation driving mechanism; a blowtorch platform and a movable sliding table are arranged on the flame lathe platform, the blowtorch platform is movably arranged below the coaxial line of the rotary chuck, and the axis of a nozzle of the blowtorch is inclined at an angle of 45 degrees and points to the coaxial line of the rotary chuck; the blowtorch platform and the movable sliding table can reciprocate on the track of the flame lathe platform; the correcting device is fixed on the movable sliding table and is arranged below the coaxial line of the rotary chuck; the correcting device comprises a lifting platform and a correcting graphite block arranged on the lifting platform. The utility model discloses can improve correction efficiency, guarantee the quality of correcting.
Description
Technical Field
The utility model belongs to the technical field of optical fiber perform makes, concretely relates to correct device that optical fiber perform beats.
Background
Optical fiber perform need be through extending in preparation process, and the collimation of extending equipment or the collimation of preform welding before extending all can influence the beat of preform after extending, if the beat of inspection preform exceeds the standard value, need correct the preform, otherwise can cause the core package concentricity error of optical fiber behind the preform wire drawing to exceed the mark and lead to scrapping.
At present, the preform rod is corrected mainly by skilled workers, a flame lathe is used for clamping a core rod, after a bending point is softened by heating with oxyhydrogen flame, the core rod is manually pressed down or lifted up to manually correct the runout. The correcting method has higher requirements on the proficiency and experience of workers, the jumping of the corrected preform cannot reach the standard once, the preform can be qualified only by needing to be corrected for many times, and the efficiency is lower.
Disclosure of Invention
The utility model discloses to not enough among the prior art, provide a correct device that optical fiber perform beats.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a device for correcting the optical fiber perform jumping comprises a flame lathe platform and a correcting device; the flame lathe platform is characterized in that two ends of the flame lathe platform are respectively provided with a seat frame, one of the seat frames is a movable seat frame, the other seat frame is a fixed seat frame, and the movable seat frame can slide on a track of the flame lathe platform; the two seat frames are respectively and correspondingly provided with a coaxial rotary chuck; the rotary chuck is connected with the synchronous rotation driving mechanism; the flame lathe platform is provided with a blowtorch platform and a movable sliding table, the blowtorch platform is movably arranged below the coaxial line of the rotary chuck, and the axis of a nozzle of the blowtorch is inclined at an angle of 45 degrees and points to the coaxial line of the rotary chuck; the blowtorch platform and the movable sliding table can reciprocate on the track of the flame lathe platform;
the correcting device is fixed on the movable sliding table and is arranged below the coaxial line of the rotary chuck; the correcting device comprises a lifting platform and a correcting graphite block arranged on the lifting platform.
In order to optimize the technical scheme, the specific measures adopted further comprise:
further, the rotary chucks are arranged on the inner sides of the two seat frames in coaxial and opposite arrangement.
Furthermore, a graphite clamping block is arranged on the inner side of the rotary chuck and used for clamping the prefabricated rod.
Furthermore, the correcting graphite block is of a concave semi-ring structure.
Further, the moving mount is slidable on a rail of the flame bed platform.
Further, the blowtorch platform is connected with a reciprocating driving device.
Furthermore, a blowtorch is arranged on the blowtorch platform.
Further, the flame temperature of the blast burner is 1650-1700 ℃.
Further, the flame of the torch adopts methane gas or propane gas.
Furthermore, after the preform is heated to a molten state, the lifting platform is adjusted to enable the correcting graphite block to support the preform, the correcting graphite block can be subjected to pressure applied by the preform, and the jumping of the molten part of the preform can be corrected; when the correcting graphite block is separated from the preform, the end of the runout of the preform melt is corrected.
The utility model has the advantages that: the utility model discloses on flame lathe platform, the prefabricated stick through increasing the orthotic devices pairing rotation corrects, improves prefabricated axial beating. Through the design of correcting the graphite piece, when orthotic devices during operation, the prefabricated stick is circular motion at correcting the graphite piece intra-annular, corrects the pressure that the graphite piece can receive the prefabricated stick and exert, utilizes the pressure that this strong point received, corrects the jumping of prefabricated stick melting department, and after prefabricated stick and correction graphite piece separation, the completion has been corrected in jumping of prefabricated stick melting point. The utility model provides a prefabricated excellent orthotic devices can improve the degree of difficulty of current manual correction, improves and corrects efficiency, guarantees the quality of correcting.
Drawings
Fig. 1 is the schematic structural diagram of the device for correcting the runout of the optical fiber preform rod of the present invention.
Fig. 2 is a schematic view of the correcting optical fiber preform of the present invention.
Fig. 3 is a schematic diagram of the optical fiber preform after the completion of the straightening.
Reference numerals: 1-flame lathe platform; 2-a stationary seat frame; 3-performing rod; 4-rotating the chuck; 5-a torch platform; 6-blast lamp; 7-moving the sliding table; 8-lifting the platform; 9-correcting graphite blocks.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings.
It should be noted that, in the present invention, the terms "upper", "lower", "left", "right", "front", "back", etc. are used for the sake of clarity only, and are not used to limit the scope of the present invention, and the relative relationship changes or adjustments may be made without substantial technical changes.
As shown in fig. 1, an apparatus for correcting runout of an optical fiber preform, comprising: a flame lathe platform 1 and a correcting device; the flame lathe platform 1 is provided with a sliding track; the two ends of the flame lathe platform 1 are respectively provided with a seat frame, wherein one end of the flame lathe platform 1 is provided with a fixed seat frame 2, and the fixed seat frame 2 is provided with a through hole along the axial direction of the flame lathe platform and used for enabling the prefabricated rod 3 to pass through. The fixed seat frame 2 and the movable seat frame at the other end of the flame lathe platform 1 are respectively and correspondingly provided with a coaxial rotary chuck 4, and the coaxial rotary chucks 4 of the two seat frames are both connected with the synchronous rotation driving mechanism, so that the rotation of the two rotary chucks 4 is kept synchronous. A graphite clamping block is arranged on the inner side of the rotary chuck 4 and used for clamping the prefabricated rod 3; a torch platform 5 is arranged on the flame lathe platform 1, the torch platform 5 is connected with a reciprocating driving device, and the moving speed of the torch platform 5 can be set; the blowtorch platform 5 is provided with a blowtorch 6, and the blowtorch 6 can adopt methane gas or propane gas to heat the prefabricated rod 3; the torch platform 5 is installed under the spin chuck 4 coaxially, and the nozzle axis of the torch 6 is inclined at 45 ° toward the preform 3.
A movable sliding table 7 is arranged on the flame lathe platform 1, and the movable sliding table 7 and the torch platform 5 can be fixedly connected or can be separated into two devices which can respectively move independently; a lifting platform 8 and a correcting graphite block 9 are arranged on the movable sliding table 7; the correcting graphite block 9 is of an inwards concave semi-ring structure, and the radian of the inwards concave semi-ring structure can be matched with the radian of the optical fiber perform rod 3; the movable sliding table 7 is arranged below the coaxial line of the rotating chuck 4, and the correcting graphite block 9 is lifted to the lower part of the prefabricated rod 3 by utilizing the lifting platform 8 and is used for supporting and correcting the prefabricated rod 3. The blowtorch platform 5 and the movable sliding table 7 are connected with a reciprocating driving device.
A method for correcting the optical fiber preform jumping based on the correcting device comprises the following steps:
s1, firstly, placing the prefabricated rod 3 on a measuring platform, and measuring the jumping values of the prefabricated rod 3 when different positions on the axis rotate around the axis by using a measuring component, so as to determine the bending condition of the prefabricated rod 3 in the axial direction, wherein the largest jumping of the whole prefabricated rod 3 is 1.5 mm;
s2, clamping the preform 3 on a fixed seat frame 2 of a flame lathe platform 1, selecting the minimum value of the whole preform 3 in the axial direction according to the jumping value of a clamping point, and driving and controlling the rotating chuck 4 to rotate;
s3, moving the blowtorch platform 5 to the next jumping measuring point of the clamping point of the prefabricated rod 3, enabling the moving sliding table 7 to be close to the blowtorch platform 5, moving the lifting platform 8 by adjusting a hand wheel on the moving sliding table 7, and adjusting the correcting graphite block 9 to support the prefabricated rod 3, wherein the supporting point is positioned behind the jumping point of the corrected prefabricated rod 3;
s4, setting the methane flow or the propane flow of the blowtorch 6 to be 150-200L/min and the oxygen flow to be 300-500L/min, and rotating the preform rod 3 to enable the jumping measuring point of the blowtorch 6 heating the preform rod 3 to reach a melting state; adjusting the lifting platform 8 to enable the correcting graphite block 9 to bear the pressure applied by the prefabricated rod 3, correcting the jumping of the melting part of the prefabricated rod 3 through the pressure of the supporting point until the prefabricated rod 3 is separated from the correcting graphite block 9, and finishing the jumping correction of the melting part of the prefabricated rod 3 at the moment;
s5, repeating the steps S3 to S4 until the correction of the entire preform 3 is completed.
The flame temperature of the blast burner 6 is controlled to 1650-1700 ℃, because the preform 3 is corrected excessively to cause larger jumping of the preform 3 if the flame temperature of the blast burner 6 is too high, and the hydroxyl content of the preform 3 is increased to cause the water peak of the optical fiber to exceed the standard; if the flame temperature of the torch 6 is too low, the straightening effect is not obtained.
The optical fiber perform 3 that will correct the completion is placed on measuring platform, utilizes measuring component volume to get the runout value when preform 3 epaxial different positions pivoting, measures the biggest runout value in this embodiment and is 0.5mm, satisfies the standard value of setting for (the biggest runout is less than or equal to 0.8mm), has reached the effect of correcting promptly.
The utility model discloses a correct device and correction method that optical fiber perform is beated, on flame lathe platform 1, rectify through increasing the prefabricated stick 3 of orthotic devices pairing rotation, improve 3 axial beats of prefabricated stick. Through the design of correcting graphite piece 9, prefabricated rod 3 is circular motion in correcting graphite piece ring, and when orthotic devices operated, the pressure that utilizes this strong point to receive corrected the beating of 3 melting departments of prefabricated rod, after prefabricated rod 3 and correction graphite piece separation, the beating of 3 melting points of prefabricated rod has been corrected and has been accomplished. The utility model provides a prefabricated excellent orthotic devices can improve the degree of difficulty of current manual correction, improves and corrects efficiency, guarantees the quality of correcting.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.
Claims (10)
1. The device for correcting the runout of the optical fiber preform is characterized by comprising a flame lathe platform (1) and a correcting device;
two ends of the flame lathe platform (1) are respectively provided with a seat frame, wherein one seat frame is a movable seat frame, and the other seat frame is a fixed seat frame (2); the two seat frames are respectively and correspondingly provided with a coaxial rotary chuck (4); the rotary chuck (4) is connected with the synchronous rotation driving mechanism; a blowtorch platform (5) and a movable sliding table (7) are arranged on the flame lathe platform (1), the blowtorch platform (5) is movably arranged below the coaxial line of the rotary chuck (4), and the axis of a nozzle of a blowtorch (6) is inclined at an angle of 45 degrees and points to the coaxial line of the rotary chuck (4); the blowtorch platform (5) and the movable sliding table (7) can reciprocate on the track of the flame lathe platform (1);
the correcting device is fixed on the movable sliding table (7) and is arranged below the coaxial line of the rotary chuck (4); the correcting device comprises a lifting platform (8) and a correcting graphite block (9) arranged on the lifting platform (8).
2. Apparatus for rectifying the runout of an optical fiber preform according to claim 1, wherein the spin chucks (4) are installed inside two holders in coaxial opposition.
3. The apparatus for rectifying the runout of the optical fiber preform according to claim 1, wherein the spin chuck (4) is internally provided with a graphite clamping block for clamping the preform.
4. Apparatus for correcting the runout of an optical fiber preform according to claim 1, wherein the correcting graphite block (9) has a concave semi-ring structure.
5. The apparatus for rectifying the runout of the optical fiber preform according to claim 1, wherein the traveling carriage is capable of sliding on a rail of the flame bed platform (1).
6. The apparatus for correcting the runout of the optical fiber preform according to claim 1, wherein the torch platform (5) is connected to a reciprocating driving means.
7. The apparatus for rectifying the runout of the optical fiber preform according to claim 1, wherein a torch (6) is provided on the torch platform (5).
8. The apparatus for rectifying the runout of the optical fiber preform according to claim 7, wherein the flame temperature of the torch (6) is 1650 ℃ to 1700 ℃.
9. The apparatus for rectifying runout of an optical fiber preform according to claim 7, wherein the flame of the torch (6) employs methane gas or propane gas.
10. The apparatus for correcting the runout of an optical fiber preform according to claim 7, wherein after the preform is heated to a molten state, the elevation platform is adjusted to allow the correcting graphite block to support the preform, the correcting graphite block being subjected to a pressure applied by the preform, at which time the runout of the molten portion of the preform is corrected; when the correcting graphite block is separated from the preform, the end of the runout of the preform melt is corrected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022764716.2U CN213950986U (en) | 2020-11-25 | 2020-11-25 | Device for correcting optical fiber perform jumping |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022764716.2U CN213950986U (en) | 2020-11-25 | 2020-11-25 | Device for correcting optical fiber perform jumping |
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| CN213950986U true CN213950986U (en) | 2021-08-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112408774A (en) * | 2020-11-25 | 2021-02-26 | 通鼎互联信息股份有限公司 | Device and method for correcting optical fiber preform jumping |
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- 2020-11-25 CN CN202022764716.2U patent/CN213950986U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112408774A (en) * | 2020-11-25 | 2021-02-26 | 通鼎互联信息股份有限公司 | Device and method for correcting optical fiber preform jumping |
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