CN110596818A - Film filter sheet type wavelength division multiplexer surface mounting tool and process - Google Patents
Film filter sheet type wavelength division multiplexer surface mounting tool and process Download PDFInfo
- Publication number
- CN110596818A CN110596818A CN201910989248.8A CN201910989248A CN110596818A CN 110596818 A CN110596818 A CN 110596818A CN 201910989248 A CN201910989248 A CN 201910989248A CN 110596818 A CN110596818 A CN 110596818A
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- CN
- China
- Prior art keywords
- filter
- fiber collimator
- wavelength division
- clamping groove
- division multiplexer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000000835 fiber Substances 0.000 claims abstract description 100
- 239000010409 thin film Substances 0.000 claims abstract description 21
- 239000010408 film Substances 0.000 claims abstract description 12
- 239000003292 glue Substances 0.000 claims abstract description 7
- 238000001723 curing Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000003848 UV Light-Curing Methods 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 description 7
- 239000013307 optical fiber Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- 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
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/006—Filter holders
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The invention discloses a film filter type wavelength division multiplexer surface mounting tool which comprises a base with an inclined upper surface and a clamping seat arranged on the upper part of the base, wherein a plurality of single-fiber collimator clamping grooves which are arranged in parallel are arranged on the base, a plurality of filter clamping grooves which are aligned with the single-fiber collimator clamping grooves are arranged on the clamping seat, single-fiber collimators are arranged in the single-fiber collimator clamping grooves, filter plates are arranged in the filter clamping grooves, and the single-fiber collimators slide in the single-fiber collimator clamping grooves to be attached to the filter plates, so that surface mounting operation can be carried out. The invention also discloses a surface mounting process of the thin film filter type wavelength division multiplexer, which is characterized in that the surface mounting process of the thin film filter type wavelength division multiplexer is adopted to operate, the single fiber collimator is placed in the single fiber collimator clamping groove, the filter is placed in the filter clamping groove, and glue is coated on the joint position of the single fiber collimator and the filter and then the curing is carried out.
Description
Technical Field
The invention relates to the technical field of optical communication, in particular to a surface mounting tool and a surface mounting process for a thin film filter type wavelength division multiplexer.
Background
With the continuous development of information technology, the traffic of the optical fiber communication network is larger and larger, and the existing optical communication network faces a great challenge, so the demand for capacity expansion of optical fibers is more and more urgent. The wavelength division multiplexing is that two or more optical signals with different wavelengths are converged together at a sending end through the wavelength division multiplexer and are coupled to the same optical fiber of an optical line for transmission; the light type signals with different wavelengths are separated at a receiving end through a wavelength division demultiplexer, and then are further processed by an optical receiver to recover the original signals, so that a plurality of optical signals with different wavelengths are transmitted in one optical fiber simultaneously. Coarse wavelength division multiplexing is a low-cost wavelength division multiplexing technology facing the access layer of the metropolitan area network. The prior art realizes that the local area network wavelength division multiplexer mainly has two types: a scheme based on a thin film filter and a scheme based on a planar waveguide array waveguide grating. The scheme based on the thin film filter is relatively low in incoming book cost and is relatively popular in application. The scheme based on the thin film filter plate enables the filter plate to be attached to the collimator and coupled with optical elements such as the lens and the like, so that light with specific wavelength is transmitted, light serial numbers of different wavelengths are distinguished, and a wavelength division function is achieved. The wavelength division multiplexer based on the thin film filter has the problems of low precision and low production efficiency in the processing and manufacturing process. In the prior art, the film filter type wavelength division multiplexer still generally exists in a manual chip mounting stage in the production process, and a process of manually clamping and directly mounting the filter is adopted. Because the filter and the single-fiber collimator have small volumes and are transparent, the operation is difficult to distinguish by naked eyes; meanwhile, the filter plate is square, the collimator is cylindrical, the axis of the collimator is aligned to the process, and on the basis of manual operation, accurate butt joint and other limitations are difficult to achieve, so that the chip mounting precision is low, the operation is inconvenient, and the chip mounting efficiency is difficult to effectively improve.
Disclosure of Invention
In view of the above, the main object of the present invention is to provide a film filter type wavelength division multiplexer mounting tool, which includes a base with an inclined upper surface and a clamping seat installed on the upper portion of the base, wherein the base has a plurality of single-fiber collimator clamping grooves arranged in parallel, the clamping seat has a plurality of filter clamping grooves aligned with the single-fiber collimator clamping grooves, a single-fiber collimator is disposed in the single-fiber collimator clamping grooves, a filter is disposed in the filter clamping grooves, and the single-fiber collimator slides in the single-fiber collimator clamping grooves to be attached to the filter, so as to perform mounting operation.
The invention also aims to improve the surface mounting process of the thin film filter type wavelength division multiplexer, which is characterized in that the surface mounting tool of the thin film filter type wavelength division multiplexer is adopted for operation, the single-fiber collimator is placed in the single-fiber collimator clamping groove, the filter is placed in the filter clamping groove, and glue is coated on the joint position of the single-fiber collimator and the filter and then the glue is cured.
In order to achieve the above object, the present invention provides a film filter type wavelength division multiplexer mounting tool, the paster tool for the single-fiber collimator and the filter comprises a base and a card seat, the clamping seat is detachably arranged on the base, a plurality of parallel single-fiber collimator clamping grooves are arranged on the clamping seat, the single-fiber collimator clamping groove extends to the clamping seat, a plurality of filter clamping grooves are formed in the clamping seat and aligned with the single-fiber collimator clamping groove, the filter clamping groove is vertical to the single-fiber collimator clamping groove, a push plate is arranged on the base and combined with the single-fiber collimator clamping groove, the single-fiber collimator is placed in the single-fiber collimator clamping groove, the filter is placed in the filter clamping groove, and the single-fiber collimator is attached to the filter by pushing the push plate along the single-fiber collimator clamping groove.
Preferably, the base has an upper surface, the upper surface is an inclined surface, two end portions of the inclined surface of the upper surface are respectively a high end and a low end, and the clamping seat is disposed at a position of the upper surface close to the low end.
Preferably, the upper surface is angled at 15 ° to the horizontal.
Preferably, the cartridge has a cartridge main body and a grasping portion, the cartridge main body is detachably connected to the base, the cartridge main body is located at a position where the upper surface is close to the lower end, the grasping portion is located at an end portion of the cartridge main body far away from the base, and the grasping portion extends in a direction far away from the base.
Preferably, the single-fiber collimator slot is an arc slot, and the opening width of the single-fiber collimator slot is 2.1 to 2.3 mm.
Preferably, the depth of the filter clamping groove is 0.4 to 0.8 mm, and the width of the opening of the filter clamping groove is 1.4 to 1.5 mm.
Preferably, the base and the cartridge are opaque.
The invention also provides a surface mounting process of the film filter type wavelength division multiplexer, which comprises the following steps:
(A) clamping the filter by using tweezers, and placing the filter in the filter clamping groove, wherein the filter slides to the bottom along the filter clamping groove;
(B) clamping the single-fiber collimator by using tweezers, and placing the single-fiber collimator in the single-fiber collimator clamping groove, wherein the single-fiber collimator slides towards the filter plate along the single-fiber collimator clamping groove;
(C) pushing the push plate along the single-fiber collimator clamping groove to enable the single-fiber collimator to be attached to the filter plate;
(D) uniformly coating glue on the joint of the single-fiber collimator and the filter plate, and irradiating for 5 minutes under a UV curing lamp;
(E) and placing the tool provided with the single-fiber collimator and the filter plate in a high-temperature box for curing.
Preferably, the filter of step (a) protrudes out of the filter slot.
Preferably, the curing in the oven in step (E) is at 80 ℃ for 2 hours.
Compared with the prior art, the film filter type wavelength division multiplexer surface mounting tool and the process disclosed by the invention have the advantages that: the film filter type wavelength division multiplexer surface mounting tool is stable in structure and convenient to operate, can be used for conveniently and accurately finishing the alignment and the lamination of a single-fiber collimator and a filter plate by a user, is produced in batch, and is high in efficiency; the surface mounting process of the film filter type wavelength division multiplexer is simple and convenient to operate and high in efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a single-fiber collimator and a filter to be mounted.
Fig. 2 is a schematic structural diagram of a patch fixture of a thin film filter type wavelength division multiplexer according to the present invention.
Fig. 3 is a schematic diagram of a thin film filter type wavelength division multiplexer mounting tool according to the present invention when a filter and a single fiber collimator are disposed thereon.
Fig. 4 is a flow chart of a process for mounting a thin film filter type wavelength division multiplexer according to the present invention.
Detailed Description
Treat single fiber collimator 10 and filter 20 of paster as shown in fig. 1, single fiber collimator 10 is the column, filter 20 is the cuboid, single fiber collimator 10 with the tip of filter laminating is single fiber collimator connecting portion 102, single fiber collimator 10 keeps away from the tip of single fiber collimator connecting portion 102 is single fiber collimator bottom 101, just single fiber collimator bottom 101 plane with the planar contained angle of single fiber collimator connecting portion 102 is 8.
As shown in fig. 2 and fig. 3, a patch fixture 30 for a thin film filter type wavelength division multiplexer of the present application includes a base 31 and a card holder 32, where the card holder 32 is detachably mounted on the base 31. Specifically, the base 31 has an upper surface 311, the upper surface 311 is an inclined surface, two end portions of the inclined surface of the upper surface 311 are a high end 3111 and a low end 3112, respectively, and the card seat 32 is disposed at a position of the upper surface 311 close to the low end 3112. Preferably, the upper surface 311 is angled at 15 ° to the horizontal.
The upper surface 311 has a plurality of single fiber collimator slots 312 arranged in parallel along an oblique direction thereof. The single fiber collimator slot 312 is an arc slot. Preferably, the opening width of the single fiber collimator slot 312 is 2.1 to 2.3 mm, so that the single fiber collimator 10 can be effectively placed without falling off or being jammed. The single collimator 10 is placed in the single collimator slot 312 and slides along the single collimator slot 312 under the action of gravity. The upper surface 311 is further provided with a push plate 313, and the push plate 313 is slidably connected to the single-fiber collimator slot 312, that is, the single-fiber collimator 10 placed in the single-fiber collimator slot 312 can be pushed to move by pushing the push plate 313 along the direction of the single-fiber collimator slot 312. Further, a portion of the push plate 313 in the single collimator slot 312 has a protrusion 3131 in a direction toward the card holder 32, so as to synchronously push the single collimator 10. The single-fiber collimators 10 in all the single-fiber collimator slots 312 can be synchronously pushed by pushing the push plate 313, which is beneficial to improving the operation speed of the patch.
The socket 32 has a socket main body 322 and a holding portion 321, the socket main body 322 is detachably connected to the base 31, the socket main body 322 is located at a position where the upper surface 311 is close to the low end 3112, the holding portion 321 is located at an end of the socket main body 322 far from the base 31, and the holding portion 321 extends in a direction far from the base 31, so as to facilitate taking and placing of the socket 32. A plurality of filter clamping grooves 3221 are arranged on the clamping seat main body 322 and aligned with the single-fiber collimator clamping groove 312, the filter clamping grooves 3221 are parallel to each other, and the filter clamping grooves 3221 extend in a direction perpendicular to the upper surface 311. The filter 20 is placed in the filter slot 3221. In order to facilitate the coating of glue during the mounting process, the depth of the filter 20 placed in the filter slot 3221 needs to be higher than that of the filter slot 3221, and preferably, the depth of the filter slot 3221 is set to be 0.4 to 0.8 mm. Meanwhile, it is preferable that the opening width of the filter clamping groove 3221 is 1.4 to 1.5 mm, so that the filter 20 can be effectively placed without falling off or being clamped.
The single-fiber collimator clamping groove 312 and the filter clamping groove 3221 are aligned, and limit is formed on the single-fiber collimator 10 and the filter 20 respectively, so that multiple groups of alignment can be realized simultaneously, high alignment precision is realized, and the efficiency of patch operation is improved.
The base 31 and the card seat 32 are not transparent, so that the transparent single-fiber collimator 10 and the filter 20 can be visually seen in the using process, and the convenience of operation is improved.
The top surface of the base can be a plane, and the single-fiber collimator and the filter plate are attached by pushing the push plate; the single-fiber collimator clamping groove can be further formed in the side face of the base, the clamping seat is also arranged on the side portion of the base, the single-fiber collimator falls under the action of gravity, and the pushing plate is arranged on the clamping seat to push the filter. Above-mentioned base top sets up the scheme that sets up to the inclined plane and can effectively utilize the action of gravity to raise the efficiency, and can not cause the impact damage between single fiber collimator and the filter, is preferred scheme.
As shown in fig. 4, a patch process of a thin film filter type wavelength division multiplexer according to the present application includes the steps of:
(A) clamping the filter by using tweezers, and placing the filter in the filter clamping groove, wherein the filter slides to the bottom along the filter clamping groove;
(B) clamping the single-fiber collimator by using tweezers, and placing the single-fiber collimator in the single-fiber collimator clamping groove, wherein the single-fiber collimator slides towards the filter plate along the single-fiber collimator clamping groove;
(C) pushing the push plate along the single-fiber collimator clamping groove to enable the single-fiber collimator to be attached to the filter plate;
(D) uniformly coating glue on the joint of the single-fiber collimator and the filter plate, and irradiating for 5 minutes under a UV curing lamp;
(E) and placing the tool provided with the single-fiber collimator and the filter plate in a high-temperature box for curing.
Wherein, the filter plate protrudes out of the filter plate clamping groove in the step (A). And (E) specifically setting the curing in the high-temperature box in the step (E) to be cured for 2 hours at 80 ℃.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A film filter type wavelength division multiplexer paster tool is used for paster of a single fiber collimator and a filter, it is characterized in that the film filter type wavelength division multiplexer surface mount tooling comprises a base and a card seat, the clamping seat is detachably arranged on the base, a plurality of parallel single-fiber collimator clamping grooves are arranged on the clamping seat, the single-fiber collimator clamping groove extends to the clamping seat, a plurality of filter clamping grooves are formed in the clamping seat and aligned with the single-fiber collimator clamping groove, the filter clamping groove is vertical to the single-fiber collimator clamping groove, a push plate is arranged on the base and combined with the single-fiber collimator clamping groove, the single-fiber collimator is placed in the single-fiber collimator clamping groove, the filter is placed in the filter clamping groove, and the single-fiber collimator is attached to the filter by pushing the push plate along the single-fiber collimator clamping groove.
2. The apparatus of claim 1, wherein the base has an upper surface, the upper surface is a slant surface, two ends of the slant surface of the upper surface are a high end and a low end, respectively, and the clamping seat is disposed on the upper surface near the low end.
3. The film filter type wavelength division multiplexer die attach tooling according to claim 2, wherein said upper surface is angled at 15 ° from the horizontal.
4. The thin film filter type wavelength division multiplexer die attach tool according to claim 2, wherein the socket has a socket main body and a grasping portion, the socket main body is detachably connected to the base, the socket main body is located at a position of the upper surface close to the lower end, the grasping portion is located at an end portion of the socket main body away from the base, and the grasping portion extends in a direction away from the base.
5. The thin film filter plate type wavelength division multiplexer die attach tooling according to claim 1, wherein said single fiber collimator slot is an arc slot, and an opening width of said single fiber collimator slot is 2.1 to 2.3 mm.
6. The thin film filter type wavelength division multiplexer die attach tooling of claim 1, wherein said filter card slot has a slot depth of 0.4 to 0.8 mm and an opening width of 1.4 to 1.5 mm.
7. The thin film filter type wavelength division multiplexer die attach tooling of claim 1, wherein said base and said card socket are opaque.
8. A process for attaching a thin film filter type wavelength division multiplexer, which comprises the steps of:
(A) clamping the filter by using tweezers, and placing the filter in the filter clamping groove, wherein the filter slides to the bottom along the filter clamping groove;
(B) clamping the single-fiber collimator by using tweezers, and placing the single-fiber collimator in the single-fiber collimator clamping groove, wherein the single-fiber collimator slides towards the filter plate along the single-fiber collimator clamping groove;
(C) pushing the push plate along the single-fiber collimator clamping groove to enable the single-fiber collimator to be attached to the filter plate;
(D) uniformly coating glue on the joint of the single-fiber collimator and the filter plate, and irradiating for 5 minutes under a UV curing lamp;
(E) and placing the tool provided with the single-fiber collimator and the filter plate in a high-temperature box for curing.
9. The thin film filter plate type wavelength division multiplexer die attach process of claim 8, wherein said filter in step (a) protrudes out of said filter card slot.
10. The process for die attach of a thin film filter-type wavelength division multiplexer according to claim 8, wherein the curing in the oven in step (E) is at 80 ° for 2 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989248.8A CN110596818A (en) | 2019-10-17 | 2019-10-17 | Film filter sheet type wavelength division multiplexer surface mounting tool and process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989248.8A CN110596818A (en) | 2019-10-17 | 2019-10-17 | Film filter sheet type wavelength division multiplexer surface mounting tool and process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110596818A true CN110596818A (en) | 2019-12-20 |
Family
ID=68850802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910989248.8A Pending CN110596818A (en) | 2019-10-17 | 2019-10-17 | Film filter sheet type wavelength division multiplexer surface mounting tool and process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110596818A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112485864A (en) * | 2020-12-28 | 2021-03-12 | 新沂市锡沂高新材料产业技术研究院有限公司 | Flexible and simple optical fiber band-pass filter |
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| CN205754342U (en) * | 2016-05-11 | 2016-11-30 | 中天宽带技术有限公司 | A kind of WDM-PON communication system regulated and controled based on ultra-narrow band spectrum segmentation incoherent light source and adaptive threshold |
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| CN210605072U (en) * | 2019-10-17 | 2020-05-22 | 中天宽带技术有限公司 | Film filter type wavelength division multiplexer paster frock |
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2019
- 2019-10-17 CN CN201910989248.8A patent/CN110596818A/en active Pending
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| TW457380B (en) * | 2000-10-19 | 2001-10-01 | Ind Tech Res Inst | Assembling method of optical filter device |
| US20030156820A1 (en) * | 2002-02-15 | 2003-08-21 | Samsung Electronics Co., Ltd. | Apparatus to combine a filter to a collimator |
| KR20030069436A (en) * | 2002-02-20 | 2003-08-27 | 삼성전자주식회사 | Apparatus for combining filter to collimator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112485864A (en) * | 2020-12-28 | 2021-03-12 | 新沂市锡沂高新材料产业技术研究院有限公司 | Flexible and simple optical fiber band-pass filter |
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