CN117420642B - Multi-core optical fiber LC nonstandard connector angle automatic alignment device and method - Google Patents
Multi-core optical fiber LC nonstandard connector angle automatic alignment device and method Download PDFInfo
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- CN117420642B CN117420642B CN202311733890.2A CN202311733890A CN117420642B CN 117420642 B CN117420642 B CN 117420642B CN 202311733890 A CN202311733890 A CN 202311733890A CN 117420642 B CN117420642 B CN 117420642B
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000000835 fiber Substances 0.000 claims abstract description 73
- 230000003287 optical effect Effects 0.000 claims abstract description 62
- 238000003384 imaging method Methods 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims description 30
- 239000000919 ceramic Substances 0.000 claims description 21
- 230000007246 mechanism Effects 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
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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
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3834—Means for centering or aligning the light guide within the ferrule
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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
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3834—Means for centering or aligning the light guide within the ferrule
- G02B6/3843—Means for centering or aligning the light guide within the ferrule with auxiliary facilities for movably aligning or adjusting the fibre within its ferrule, e.g. measuring position or eccentricity
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention relates to an angle automatic alignment device and method for a multi-core optical fiber LC nonstandard connector, which comprises a shockproof platform, a three-dimensional electric sliding table, a standard multi-core connector, an LC nonstandard connector component fixing jig, an electric rotating platform and an imaging component, wherein the three-dimensional electric sliding table, the LC nonstandard connector component fixing jig and the electric rotating platform are respectively arranged on the shockproof platform, the COM end of the standard multi-core connector is fixed on the three-dimensional electric sliding table, and the middle part of the LC nonstandard connector component is arranged on the electric rotating platform. The standard multi-core connector is driven by the three-dimensional electric sliding table to be aligned with the central fiber of the LC nonstandard connector assembly in the three-dimensional space, the electric rotating platform is matched with the optical power meter to detect the circumferential rotation of the LC nonstandard connector assembly until the six fiber cores at the periphery of the electric rotating platform are aligned with the six fiber cores at the periphery of the LC nonstandard connector assembly one by one, the multi-core fiber angle alignment of the LC nonstandard connector assembly is realized, the operation is very convenient, and the efficiency is improved.
Description
Technical Field
The invention relates to the technical field of optical fiber communication, in particular to an automatic angle alignment device and method for a multi-core optical fiber LC nonstandard connector.
Background
The multi-core optical fiber is widely applied to the existing optical fiber communication line, and has the advantages of high transmission efficiency, high transmission speed and small transmission loss. In practice, in order to minimize crosstalk between different cores and to maximize the number of channels, the multi-core optical fiber adopts a design of 7 cores in total by adding the center to the regular hexagon on the basis of the core diameter and the cladding diameter of the original single-core optical fiber. However, in practice, the fact that the multi-core fiber cladding has a cylindrical structure, how to quickly and accurately adjust and agree each angle of the hexagon in 7 fibers of the multi-core fiber with the angle of the raised line on the metal ring is a great problem, and seriously affects the practical production efficiency and the processing cost.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic angle alignment device and an automatic angle alignment method for a multi-core optical fiber LC nonstandard connector aiming at the defects of the prior art.
The technical scheme for solving the technical problems is as follows: the utility model provides a multicore optic fibre LC nonstandard connector angle automatic alignment device, includes shockproof platform, three-dimensional electronic slip table, standard multicore connector, wait to process the LC nonstandard connector subassembly, LC nonstandard connector subassembly fixed jig, electronic rotatory platform and formation of image subassembly, three-dimensional electronic slip table, LC nonstandard connector subassembly fixed jig and electronic rotatory platform set up respectively on the shockproof platform, just LC nonstandard connector subassembly fixed jig is located between three-dimensional electronic slip table and the electronic rotatory platform, the COM end of standard multicore connector is fixed on the three-dimensional electronic slip table, just three-dimensional electronic slip table can drive the COM end of standard multicore connector moves in three-dimensional space, the OUT end of standard multicore connector passes through the optical switch and is connected with the light source light path, the middle part of LC nonstandard connector subassembly sets up on the electronic rotatory platform, the LC nonstandard connector subassembly is close to three-dimensional electronic slip table's one end press from both sides in the LC nonstandard connector subassembly fixed jig, the other end and the optical meter connection of LC nonstandard connector subassembly with the optical meter three-dimensional electronic slip table the power meter the three-dimensional peripheral connector is in the six-dimensional peripheral direction of the electric connector is connected with the multicore connector can be connected with the six-dimensional peripheral fiber connector to the electric connector fiber optic cable.
The beneficial effects of the invention are as follows: according to the multi-core optical fiber LC nonstandard connector angle automatic alignment device, the three-dimensional electric sliding table is used for driving the standard multi-core connector and the central fiber of the LC nonstandard connector assembly to be aligned in the three-dimensional space, and the electric rotating platform is matched with the optical power meter to detect that the LC nonstandard connector assembly is driven to circumferentially rotate until six fiber cores on the periphery of the LC nonstandard connector assembly are aligned with six fiber cores on the periphery of the LC nonstandard connector assembly one by one, so that the multi-core optical fiber angle automatic alignment of the LC nonstandard connector assembly is realized, the multi-core optical fiber angle automatic alignment device is very convenient, the production efficiency is greatly improved, and the production cost is reduced.
Based on the technical scheme, the invention can also be improved as follows:
further: the three-dimensional electric sliding table comprises a base, a Z-axis linear sliding table, an X-axis electric sliding table, a Y-axis electric sliding table and a standard multi-core connector fixing jig, wherein the base is arranged on the shockproof platform, the Z-axis linear sliding table is movably arranged on the base, the X-axis electric sliding table is movably arranged on the Z-axis linear sliding table, the Y-axis electric sliding table is movably arranged on the X-axis electric sliding table, the standard multi-core connector fixing jig is arranged on one side, close to the LC non-standard connector component fixing jig, of the Y-axis electric sliding table, and the COM end of the standard multi-core connector is fixed on the standard multi-core connector fixing jig.
The beneficial effects of the above-mentioned further scheme are: the standard multicore connector fixing jig can be driven to move in the three-dimensional space on the upper portion of the shockproof platform through the Z-axis linear sliding table, the X-axis electric sliding table and the Y-axis electric sliding table respectively, so that the standard multicore connector fixing jig and the COM end of the standard multicore connector are driven to move towards the LC nonstandard connector assembly, and the standard multicore connector fixing jig and the COM end of the standard multicore connector can be aligned quickly.
Further: the standard multicore connector fixing jig is provided with a clamping groove which is matched with the COM end of the standard multicore connector at one end close to the LC nonstandard connector assembly fixing jig, a locking nut is arranged on one side wall of the clamping groove in a penetrating mode, and the locking nut can lock the COM end of the standard multicore connector arranged in the clamping groove.
The beneficial effects of the above-mentioned further scheme are: the COM end of the standard multi-core connector can be clamped and fixed by arranging the clamping groove and matching with the locking nut, so that the standard multi-core connector fixing jig is convenient to drive the COM end of the standard multi-core connector to move, and the position of the COM end of the standard multi-core connector is adjusted.
Further: the LC nonstandard connector assembly fixing jig comprises an LC nonstandard connector assembly fixing jig main body, knurled screws and a clamping part, wherein the LC nonstandard connector assembly fixing jig main body is arranged on the shockproof platform, the clamping part is arranged on the LC nonstandard connector assembly fixing jig main body, the knurled screws are arranged on the clamping part, and the LC nonstandard connector assembly ceramic ferrule and the metal tail handle can be clamped.
The beneficial effects of the above-mentioned further scheme are: the fixing jig main body of the LC nonstandard connector assembly can play a role in supporting the clamping part, and meanwhile, the ceramic ferrule and the metal tail handle of the LC nonstandard connector assembly can be clamped through the clamping part, so that the electric rotating platform is convenient to drive the multi-core optical fiber of the LC nonstandard connector assembly to rotate relative to the ceramic ferrule and the metal tail handle.
Further: the clamping part is vertically provided with an adjusting seam, the middle part of the clamping part is positioned on the adjusting seam and is provided with a through hole matched with the ceramic ferrule and the metal tail handle of the LC nonstandard connector assembly, the upper end of the clamping part is provided with a knurled screw penetrating through the adjusting seam, and the knurled screw is adjusted to enable the clamping part to clamp and fix the ceramic ferrule and the metal tail handle in the through hole.
The beneficial effects of the above-mentioned further scheme are: through setting up the through-hole, make things convenient for ceramic lock pin and metal tail handle insert, and through setting up the adjustment slit, can tighten like this under the effect of knurl screw the adjustment slit, thereby realize in the through-hole ceramic lock pin and metal tail handle press from both sides tightly.
Further: the electric rotating platform comprises an optical fiber clamping jig, an electric rotating mechanism and a mounting seat, wherein the mounting seat is arranged on the shockproof platform, the electric rotating mechanism is arranged on the mounting seat, the optical fiber clamping jig is arranged at the output end of the electric rotating mechanism, the optical fiber clamping jig clamps the multi-core optical fiber of the LC nonstandard connector assembly, and the electric rotating mechanism can drive the optical fiber clamping jig to drive the multi-core optical fiber of the LC nonstandard connector assembly to rotate relative to the ceramic ferrule and the metal tail handle.
The beneficial effects of the above-mentioned further scheme are: the electric rotating mechanism can be supported and fixed through the mounting seat, and meanwhile, the optical fiber clamping jig can be driven by the electric rotating mechanism to drive the multi-core optical fibers of the LC non-standard connector assembly to rotate relative to the ceramic ferrule and the metal tail handle, so that the six-way fiber cores on the periphery of the standard multi-core connector and the six-way fiber cores on the periphery of the LC non-standard connector assembly are aligned precisely one by one.
The invention also provides an angle automatic alignment method of the multi-core optical fiber LC nonstandard connector, which adopts the angle automatic alignment device of the multi-core optical fiber LC nonstandard connector and comprises the following steps:
connecting the light source, the optical switch and the optical power meter in sequence in an optical path, controlling the first channel of the optical switch to be conducted, enabling the light beam emitted by the light source to be connected with optical power through the first channel of the optical switch, and resetting the optical power meter;
constructing an optical path according to the multi-core optical fiber LC nonstandard connector angle automatic alignment device, respectively connecting a central fiber connector and an edge fiber chain structure of the standard multi-core connector to output ends of two channels of the optical switch, and connecting the tail ends of the multi-core optical fibers of the LC nonstandard connector assembly to the optical power;
controlling the three-dimensional electric sliding table to adjust the position of the standard multi-core connector fixing jig until the optical path loss monitored by the optical power meter is smaller than a first preset loss threshold value, so that the positions of the standard multi-core connector and the central fiber of the LC nonstandard connector assembly in a three-dimensional space are aligned;
controlling the second channel of the optical switch to be conducted, and controlling the electric rotating platform to drive the LC nonstandard connector assembly to circumferentially rotate until the optical path loss monitored by the optical power meter is smaller than a second preset loss threshold value, so that the six peripheral fiber cores of the standard multi-core connector are aligned with the six peripheral fiber cores of the LC nonstandard connector assembly one by one;
and (3) dispensing UV glue at the positions of the ceramic ferrule and the metal tail handle of the LC nonstandard connector assembly, and controlling a UV lamp to irradiate and solidify to finish alignment.
According to the multi-core optical fiber LC nonstandard connector angle automatic alignment method, the position of the standard multi-core connector fixing jig is adjusted through the three-dimensional electric sliding table, and the alignment position of the standard multi-core connector and the central fiber of the LC nonstandard connector assembly in a three-dimensional space is found by matching with the optical path loss monitored by the optical power meter; and then the LC nonstandard connector assembly is driven to circumferentially rotate by the electric rotating platform, the optical path loss monitored by the optical power meter is matched to find out and accurately find out the one-to-one alignment of the six peripheral fiber cores of the standard multi-core connector and the six peripheral fiber cores of the LC nonstandard connector assembly, and finally the multi-core fiber angle automatic alignment of the LC nonstandard connector assembly is realized through the bonding and solidification of UV glue, so that the device is very convenient, the production efficiency is greatly improved, and the production cost is reduced.
Based on the technical scheme, the invention can also be improved as follows:
further: before the position of the standard multicore connector fixing jig is adjusted by controlling the three-dimensional electric sliding table, the method further comprises the following steps:
through imaging module observes to preliminary adjustment three-dimensional electronic slip table and the fixed tool of LC nonstandard connector subassembly's position makes the fixed tool of standard multicore connector preliminarily align with clamping part.
The beneficial effects of the above-mentioned further scheme are: through the cooperation the formation of image subassembly observes, can adjust relatively fast three-dimensional electronic slip table and the fixed tool of LC nonstandard connector subassembly's position to draw close standard multicore connector fixed tool and clamping part fast and preliminary alignment, improve operating efficiency.
Drawings
FIG. 1 is a schematic diagram of a front view of an automatic alignment device for angle of a multi-core fiber LC non-standard connector according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of a portion of FIG. 1 at A;
FIG. 3 is a schematic perspective view of an LC non-standard connector assembly according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of a fixture for fixing an LC nonstandard connector assembly according to an embodiment of the invention;
FIG. 5 is a schematic top view of an exemplary angular auto-alignment device for a multi-core fiber LC non-standard connector according to the present invention;
FIG. 6 is a schematic diagram of a front view of an automatic alignment device for angle of a multi-core fiber LC non-standard connector according to an embodiment of the present invention;
fig. 7 is a schematic side view of an angular auto-alignment device for a multi-core fiber LC nonstandard connector according to an embodiment of the invention.
In the drawings, the list of components represented by the various numbers is as follows:
1. the device comprises a shockproof platform, a three-dimensional electric sliding table, a standard multi-core connector, an LC nonstandard connector assembly to be processed, a fixing jig for the LC nonstandard connector assembly, an electric rotating platform, an imaging assembly, an Ultraviolet (UV) lamp and a vibration-proof device, wherein the shockproof platform, the three-dimensional electric sliding table, the standard multi-core connector, the LC nonstandard connector assembly to be processed, the fixing jig for the LC nonstandard connector assembly, the electric rotating platform, the imaging assembly, the UV lamp and the vibration-proof device are arranged;
201. the device comprises a base, 202, a Z-axis linear sliding table, 203, an X-axis electric sliding table, 204, a connecting assembly, 205, a Y-axis electric sliding table, 206, a standard multicore connector fixing jig, 301, a COM end of a standard multicore connector 3, 302, a center OUT end of the standard multicore connector 3, 303, an outer circumference OUT end of the standard multicore connector 3, 401, multicore fibers, 402, a ceramic ferrule, 403, a metal tail handle, 501, an LC nonstandard connector assembly fixing jig main body, 502, knurled screws, 503, a clamping part, 601, an optical fiber clamping jig, 602, an electric rotating mechanism, 603 and a mounting seat.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
As shown in fig. 1 to 7, the multi-core optical fiber LC non-standard connector angle automatic alignment device comprises a shockproof platform 1, a three-dimensional electric sliding table 2, a standard multi-core connector 3, an LC non-standard connector component 4 to be processed, an LC non-standard connector component fixing jig 5, an electric rotating platform 6 and an imaging component 7, wherein the three-dimensional electric sliding table 2, the LC non-standard connector component fixing jig 5 and the electric rotating platform 6 are respectively arranged on the shockproof platform 1, the LC non-standard connector component fixing jig 5 is positioned between the three-dimensional electric sliding table 2 and the electric rotating platform 6, the COM end of the standard multi-core connector 3 is fixed on the three-dimensional electric sliding table 2, the three-dimensional electric sliding table 2 can drive the COM end of the standard multi-core connector 3 to move in a three-dimensional space, the OUT end of the standard multi-core connector 3 is connected with a light source optical path through an optical switch, the middle part of the LC non-standard connector component 4 is arranged on the electric rotating platform 6, the LC non-standard connector component 4 is close to one end of the three-dimensional electric sliding table 2, the LC non-standard connector component 4 is clamped by the electric sliding table 2, the three-dimensional non-standard connector component is connected with the LC non-standard connector component 4 in the six-standard connector component 4, and the three-dimensional electric sliding table is connected with the LC non-standard connector component 4 in a six-dimensional optical fiber LC non-standard connector component, when the three-standard connector component is connected with the three-dimensional electric sliding table 4 in a six-dimensional electric connector component, and the three-dimensional optical connector component is in a six-dimensional optical fiber LC non-standard connector component, and the three-standard connector component is connected with the three-standard connector component, and the three-standard connector component is in a three standard connector, and the three standard connector component, and the three standard connector fiber connector device.
According to the multi-core optical fiber LC non-standard connector angle automatic alignment device, the three-dimensional electric sliding table 2 drives the standard multi-core connector 3 to be aligned with the central fiber of the LC non-standard connector assembly 4 in the three-dimensional space, and the electric rotating platform 6 is matched for detecting that the LC non-standard connector assembly 4 is driven to rotate circumferentially until six fiber cores on the periphery of the LC non-standard connector assembly are aligned with six fiber cores on the periphery of the LC non-standard connector assembly 4 one by one, so that the multi-core optical fiber angle automatic alignment of the LC non-standard connector assembly 4 is realized, the multi-core optical fiber angle automatic alignment device is very convenient, the production efficiency is greatly improved, and the production cost is reduced.
In the embodiment of the invention, the shockproof platform 1 is made of stainless steel and is used for building the coupling system and ensuring the stability of the system.
In one or more embodiments of the present invention, the three-dimensional electric sliding table 2 includes a base 201, a Z-axis linear sliding table 202, an X-axis electric sliding table 203, a Y-axis electric sliding table 205, and a standard multi-core connector fixing jig 206, the base 201 is disposed on the vibration-proof platform 1, the Z-axis linear sliding table 202 is movably disposed on the base 201, the X-axis electric sliding table 203 is movably disposed on the Z-axis linear sliding table 202, and the Y-axis electric sliding table 205 is movably disposed on the X-axis electric sliding table 203, the standard multi-core connector fixing jig 206 is disposed on a side of the Y-axis electric sliding table 205 near the LC nonstandard connector assembly fixing jig 5, and the COM end of the standard multi-core connector 3 is fixed on the standard multi-core connector fixing jig 206. The standard multi-core connector fixing jig 206 can be driven to move in the three-dimensional space on the upper portion of the shockproof platform 1 through the Z-axis linear sliding table 202, the X-axis electric sliding table 203 and the Y-axis electric sliding table 205 respectively, so that the standard multi-core connector fixing jig 206 and the COM end of the standard multi-core connector 3 are driven to move towards the LC nonstandard connector assembly 4, and the standard multi-core connector fixing jig and the COM end of the standard multi-core connector 3 can be aligned quickly.
In practice, the Z-axis linear sliding table 202 is a manually adjusted linear sliding table, which is adjusted to a proper position, so that the core of the standard multi-core connector 3 and the center core of the LC nonstandard multi-core connector 4 to be assembled are approximately aligned, and banning reaches a proper pitch (typically 5-10 μm). The X-axis electric sliding table 203 and the Y-axis electric sliding table 205 are respectively electric sliding tables and are electrically controlled, and the X-axis electric sliding table 203 and the Y-axis electric sliding table 205 are physically connected through a connecting assembly 204.
Optionally, in one or more embodiments of the present invention, a clamping groove corresponding to the COM end of the standard multi-core connector 3 is disposed on the standard multi-core connector fixing jig 206 near one end of the LC nonstandard connector assembly fixing jig 5, a locking nut is disposed on a side wall of the clamping groove in a penetrating manner, and the locking nut may lock the COM end of the standard multi-core connector 3 disposed in the clamping groove. The COM end of the standard multi-core connector 3 can be clamped and fixed by arranging the clamping groove and matching with the locking nut, so that the standard multi-core connector fixing jig 206 can conveniently drive the COM end of the standard multi-core connector 3 to move, and the position of the COM end of the standard multi-core connector 3 can be adjusted.
In the embodiment of the invention, the standard multi-core connector 3 includes 7 optical fibers, wherein one end fixed on the standard multi-core connector fixing jig 206 is a COM end 301 of the standard multi-core connector 3, an LC connector is adopted, the fiber core is a multi-core optical fiber, the angle is a standard 0 ° angle, one end far away from the standard multi-core connector fixing jig 206 includes 7 ends, wherein the end of the central fiber 301 corresponds to a central OUT end 302 of the standard multi-core connector 3, the LC connector is adopted, the fiber core is a single-core optical fiber, the COM end central fiber core is connected, the other six peripheral fiber cores correspond to six peripheral OUT ends 303 of the standard multi-core connector 3, the LC connector is adopted, the fiber core is a single-core optical fiber, and the corresponding fiber core on the hexagonal connection COM end.
In one or more embodiments of the present invention, the LC nonstandard connector assembly fixture 5 includes a LC nonstandard connector assembly fixture body 501, a knurled screw 502, and a clamping portion 503, the LC nonstandard connector assembly fixture body 501 is disposed on the vibration-proof platform 1, the clamping portion 503 is disposed on the LC nonstandard connector assembly fixture body 501, and the knurled screw 502 is disposed on the clamping portion 503 and can clamp the ceramic ferrule 402 and the metal tail 403 of the LC nonstandard connector assembly 4. The clamping part 503 can be supported by the LC nonstandard connector assembly fixing jig main body 501, and meanwhile, the ceramic ferrule 402 and the metal tail 403 of the LC nonstandard connector assembly 4 can be clamped by the clamping part 503, so that the electric rotating platform 6 is convenient to drive the multicore optical fiber 401 of the LC nonstandard connector assembly 4 to rotate relative to the ceramic ferrule 402 and the metal tail 403.
Specifically, in one or more embodiments of the present invention, an adjustment slot is vertically disposed on the clamping portion 503, a through hole matching with the ferrule 402 and the metal tail 403 of the LC nonstandard connector assembly 4 is disposed on the adjustment slot at a middle portion of the clamping portion 503, the knurled screw 502 penetrating through the adjustment slot is disposed at an upper end of the clamping portion 503, and adjusting the knurled screw 502 may enable the clamping portion 503 to clamp and fix the ferrule 402 and the metal tail 403 in the through hole. Through setting up the through-hole, make things convenient for the pottery lock pin 402 and metal caudal peduncle 403 insert, and through setting up the adjustment slit, can tighten like this under the effect of knurl screw 502 the adjustment slit, thereby realize in the through-hole pottery lock pin 402 and metal caudal peduncle 403 press from both sides tightly.
In one or more embodiments of the present invention, the electric rotating platform 6 includes a fiber clamping jig 601, an electric rotating mechanism 602, and a mounting seat 603, the mounting seat 603 is disposed on the vibration-proof platform 1, the electric rotating mechanism 602 is disposed on the mounting seat 603, the fiber clamping jig 601 is disposed at an output end of the electric rotating mechanism 602, the fiber clamping jig 601 clamps the multicore fiber 401 of the LC nonstandard connector assembly 4, and the electric rotating mechanism 602 may drive the fiber clamping jig 601 to rotate the multicore fiber 401 of the LC nonstandard connector assembly 4 relative to the ferrule 402 and the metal tail 403. The electric rotating mechanism 602 can be supported and fixed through the mounting seat 603, and meanwhile, the optical fiber clamping jig 601 can be driven by the electric rotating mechanism 602 to drive the multi-core optical fiber 401 of the LC nonstandard connector assembly 4 to rotate relative to the ferrule 402 and the metal tail handle 403, so that the six-way fiber cores on the periphery of the standard multi-core connector 3 and the six-way fiber cores on the periphery of the LC nonstandard connector assembly 4 are aligned precisely one by one.
It should be noted that in the embodiment of the present invention, the imaging component is an existing CCD component, and the number of imaging components is two, one imaging component is horizontally aligned with the COM end 301 of the standard multi-core connector 3 and the ferrule 402 and the metal tail 403 of the LC nonstandard connector component 4, and the other imaging component is disposed above the LC nonstandard connector component fixing jig 5 and is downwardly aligned with the COM end 301 of the standard multi-core connector 3 and the ferrule 402 and the metal tail 403 of the LC nonstandard connector component 4.
The invention also provides an angle automatic alignment method of the multi-core optical fiber LC nonstandard connector, which adopts the angle automatic alignment device of the multi-core optical fiber LC nonstandard connector and comprises the following steps:
connecting the light source, the optical switch and the optical power meter in sequence in an optical path, controlling the first channel of the optical switch to be conducted, enabling the light beam emitted by the light source to be connected with optical power through the first channel of the optical switch, and resetting the optical power meter;
constructing an optical path according to the multi-core optical fiber LC nonstandard connector angle automatic alignment device, respectively connecting a central fiber connector and an edge fiber chain structure of the standard multi-core connector 3 to output ends of two channels of the optical switch, and connecting the tail end of the multi-core optical fiber 401 of the LC nonstandard connector assembly 4 to the optical power;
controlling the three-dimensional electric sliding table 2 to adjust the position of the standard multi-core connector fixing jig 206 until the optical path loss monitored by the optical power meter is smaller than a first preset loss threshold value, so that the positions of the standard multi-core connector 3 and the central fiber of the LC nonstandard connector assembly 4 in a three-dimensional space are aligned;
controlling the second channel of the optical switch to be conducted, and controlling the electric rotating platform 6 to drive the LC nonstandard connector assembly 4 to circumferentially rotate until the optical path loss monitored by the optical power meter is smaller than a second preset loss threshold value, so that the six peripheral fiber cores of the standard multi-core connector 3 are aligned with the six peripheral fiber cores of the LC nonstandard connector assembly 4 one by one;
UV glue is dispensed at the ferrule 402 and metal tail shank 403 of the LC nonstandard connector assembly 4 and the UV lamp 8 is controlled to cure by irradiation to complete alignment.
According to the multi-core optical fiber LC nonstandard connector angle automatic alignment method, the position of the standard multi-core connector fixing jig 206 is adjusted through the three-dimensional electric sliding table 2, and the alignment position of the standard multi-core connector 3 and the central fiber of the LC nonstandard connector assembly 4 in a three-dimensional space is found by matching with the optical path loss monitored by the optical power meter; then, the electric rotating platform 6 drives the LC nonstandard connector assembly 4 to rotate circumferentially, the optical path loss monitored by the optical power meter is matched to find out the six paths of fiber cores on the periphery of the standard multi-core connector 3 and the six paths of fiber cores on the periphery of the LC nonstandard connector assembly 4 to be aligned one by one, and finally, the multi-core fiber angle automatic alignment of the LC nonstandard connector assembly 4 is realized through bonding and solidification of UV glue, so that the method is very convenient, the production efficiency is greatly improved, and the production cost is reduced.
Optionally, before the controlling the three-dimensional electric sliding table 2 to adjust the position of the standard multicore connector fixing jig 206, the method further includes the following steps:
the imaging assembly 7 is used for observing, and primarily adjusting the positions of the three-dimensional electric sliding table 2 and the LC nonstandard connector assembly fixing jig 5, so that the standard multi-core connector fixing jig 206 is primarily aligned with the clamping portion 503.
By matching the imaging assembly 7 for observation, the positions of the three-dimensional electric sliding table 2 and the LC nonstandard connector assembly fixing jig 5 can be adjusted relatively quickly, so that the standard multi-core connector fixing jig 206 and the clamping part 503 are quickly closed and primarily aligned, and the operation efficiency is improved.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (6)
1. An automatic alignment device for the angle of a multi-core optical fiber LC nonstandard connector is characterized in that: the three-dimensional electric sliding table (2), the LC nonstandard connector component (5) and the electric rotating table (6) are respectively arranged on the vibration-proof platform (1), the LC nonstandard connector component (5) is positioned between the three-dimensional electric sliding table (2) and the electric rotating table (6), the COM end of the standard multi-core connector (3) is fixed on the three-dimensional electric sliding table (2), the COM end of the three-dimensional electric sliding table (2) can drive the COM end of the standard multi-core connector (3) to move in a three-dimensional space, the OUT end of the standard multi-core connector (3) is connected with a light source light path through an optical switch, the middle part of the LC nonstandard connector component (4) is arranged on the electric rotating table (6), the electric nonstandard connector component (4) is close to the LC nonstandard connector component (5) and is connected with the LC nonstandard power meter component (4), when the three-dimensional electric sliding table (2) drives the standard multi-core connector (3) to be aligned with the central fiber of the LC non-standard connector assembly (4) in the three-dimensional space, the electric rotating platform (6) can drive the LC non-standard connector assembly (4) to rotate circumferentially so as to enable the standard multi-core connector (3) to be aligned with the LC non-standard connector assembly (4) in an angle;
the LC nonstandard connector assembly fixing jig (5) comprises an LC nonstandard connector assembly fixing jig main body (501), knurled screws (502) and a clamping part (503), wherein the LC nonstandard connector assembly fixing jig main body (501) is arranged on the shockproof platform (1), the clamping part (503) is arranged on the LC nonstandard connector assembly fixing jig main body (501), and the knurled screws (502) are arranged on the clamping part (503) and can clamp the ceramic ferrule (402) and the metal tail handle (403) of the LC nonstandard connector assembly (4);
the utility model discloses a ceramic ferrule, including clamping portion (503), ceramic ferrule (402) and metal tail handle (403), clamping portion (503) are gone up vertically and are provided with the adjustment seam, the middle part of clamping portion (503) is located be provided with on the adjustment seam with ceramic ferrule (402) and metal tail handle (403) assorted through-hole of LC nonstandard connector assembly (4), the upper end of clamping portion (503) is provided with and wears to run through knurl screw (502) of adjustment seam, and adjust knurl screw (502) can make clamping portion (503) will ceramic ferrule (402) and metal tail handle (403) clamp fixing in the through-hole.
2. The multi-core fiber LC nonstandard connector angle auto-alignment apparatus of claim 1, wherein: three-dimensional electronic slip table (2) include base (201), Z axle sharp slip table (202), X axle electronic slip table (203), Y axle electronic slip table (205) and standard multicore connector fixed jig (206), base (201) set up on shock-proof platform (1), Z axle sharp slip table (202) activity sets up on base (201), X axle electronic slip table (203) activity sets up on Z axle sharp slip table (202), just Y axle electronic slip table (205) activity sets up on X axle electronic slip table (203), standard multicore connector fixed jig (206) set up Y axle electronic slip table (205) are close to one side of LC nonstandard connector subassembly fixed jig (5), the COM end of standard multicore connector (3) is fixed on standard multicore connector fixed jig (206).
3. The multi-core fiber LC nonstandard connector angle auto-alignment apparatus of claim 2, wherein: the standard multicore connector fixing jig (206) is provided with a clamping groove which is matched with the COM end of the standard multicore connector (3) at one end close to the LC nonstandard connector assembly fixing jig (5), one side wall of the clamping groove is provided with a locking nut in a penetrating mode, and the locking nut can lock the COM end of the standard multicore connector (3) placed in the clamping groove.
4. The multi-core fiber LC nonstandard connector angle auto-alignment apparatus of claim 1, wherein: the utility model provides an electronic rotation platform (6) includes optic fibre centre gripping tool (601), electronic rotary mechanism (602) and mount pad (603), mount pad (603) set up on shock-proof platform (1), electronic rotary mechanism (602) set up on mount pad (603), optic fibre centre gripping tool (601) set up the output of electronic rotary mechanism (602), optic fibre centre gripping tool (601) presss from both sides tight multicore optic fibre (401) of LC nonstandard connector subassembly (4), just electronic rotary mechanism (602) can drive optic fibre centre gripping tool (601) drive multicore optic fibre (401) of LC nonstandard connector subassembly (4) for ceramic lock pin (402) and metal tail handle (403) rotate.
5. A method for automatically aligning the angles of non-standard connectors of multi-core optical fibers LC, characterized in that the device for automatically aligning the angles of non-standard connectors of multi-core optical fibers LC according to any one of claims 1 to 4 is used, comprising the following steps:
connecting the light source, the optical switch and the optical power meter in sequence in an optical path, controlling the first channel of the optical switch to be conducted, enabling the light beam emitted by the light source to be connected into the optical power meter through the first channel of the optical switch, and resetting the optical power meter;
constructing an optical path according to the multi-core optical fiber LC nonstandard connector angle automatic alignment device, respectively connecting a central fiber connector and an edge fiber chain structure of the standard multi-core connector (3) to output ends of two channels of the optical switch, and connecting the tail end of a multi-core optical fiber (401) of the LC nonstandard connector assembly (4) to the optical power;
controlling the three-dimensional electric sliding table (2) to adjust the position of the standard multi-core connector fixing jig (206) until the optical path loss monitored by the optical power meter is smaller than a first preset loss threshold value, so that the positions of the standard multi-core connector (3) and the central fiber of the LC nonstandard connector assembly (4) in a three-dimensional space are aligned;
controlling the second channel of the optical switch to be conducted, and controlling the electric rotating platform (6) to drive the LC nonstandard connector assembly (4) to circumferentially rotate until the optical path loss monitored by the optical power meter is smaller than a second preset loss threshold value, so that the six peripheral fiber cores of the standard multi-core connector (3) are aligned with the six peripheral fiber cores of the LC nonstandard connector assembly (4) one by one;
and (3) dispensing UV glue at the positions of the ceramic ferrule (402) and the metal tail handle (403) of the LC nonstandard connector assembly (4), and controlling a UV lamp (8) to carry out irradiation curing so as to finish alignment.
6. The method for automatically aligning the angle of the multi-core fiber LC nonstandard connector according to claim 5, wherein before the controlling the three-dimensional electric slipway (2) to adjust the position of the standard multi-core connector fixture (206), further comprising the steps of:
the imaging assembly (7) is used for observing, and the positions of the three-dimensional electric sliding table (2) and the LC nonstandard connector assembly fixing jig (5) are preliminarily adjusted, so that the standard multi-core connector fixing jig (206) is preliminarily aligned with the clamping part (503).
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| CN202311733890.2A CN117420642B (en) | 2023-12-18 | 2023-12-18 | Multi-core optical fiber LC nonstandard connector angle automatic alignment device and method |
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| WO2021182085A1 (en) * | 2020-03-11 | 2021-09-16 | 株式会社フジクラ | Method for aligning multicore fiber, method for manufacturing multicore fiber connector, device for aligning multicore fiber, and multicore fiber fusion splicing machine |
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| CN101498816A (en) * | 2009-02-13 | 2009-08-05 | 中南大学 | Mechanical device for high-precision auto-alignment package of waveguide device |
| CN202462208U (en) * | 2012-02-09 | 2012-10-03 | 深圳市意柏利通讯技术有限公司 | Grinding fixture for nonstandard duplex optical fiber connectors |
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| CN117420642A (en) | 2024-01-19 |
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