CN106680946A - Optical fiber pre-embedded type optical fiber array, optical fiber array connection structure and manufacturing method of optical module - Google Patents
Optical fiber pre-embedded type optical fiber array, optical fiber array connection structure and manufacturing method of optical module Download PDFInfo
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- CN106680946A CN106680946A CN201610998358.7A CN201610998358A CN106680946A CN 106680946 A CN106680946 A CN 106680946A CN 201610998358 A CN201610998358 A CN 201610998358A CN 106680946 A CN106680946 A CN 106680946A
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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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4274—Electrical aspects
- G02B6/428—Electrical aspects containing printed circuit boards [PCB]
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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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/43—Arrangements comprising a plurality of opto-electronic elements and associated optical interconnections
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The present invention provides an optical fiber pre-embedded type optical fiber array. The positioning groove of the optical fiber pre-embedded type optical fiber array is divided into a pre-embedded positioning section, a connection positioning section and a back installation positioning section; the connection positioning section is located between the pre-embedded positioning section and the back installation positioning section; a partition groove located between the pre-embedded positioning section and the connection positioning section is arranged on a substrate; and the connection positioning section is divided into a pre-embedded optical fiber section and pigtails, wherein the pre-embedded optical fiber section is fixed on the pre-embedded positioning section through a first adhesive, the pigtails are fixed through a second adhesive when being installed, and the pre-embedded optical fiber section can be also fixed in the positioning groove, the tail end of the pre-embedded optical fiber section protruding out from the positioning groove and being welded onto the pigtails. The present invention also provides an optical fiber array connection structure and a manufacturing method of an optical module. The optical fiber pre-embedded type optical fiber array, the optical fiber array connection structure and the manufacturing method of the optical module of the invention can be applied to a process in which an optical fiber array is automatically arranged onto a PCB in a surface-mount manner, and therefore, the production efficiency and cost competitiveness of optical fiber communication components can be greatly enhanced; the optical fiber pre-embedded type optical fiber array, the optical fiber array connection structure and the manufacturing method of the optical module are suitable for large-scale mass production; and the optical performance and thermal stability of the optical fiber pre-embedded type optical fiber array can be comparable to that of a 45-degree FA (fiber array).
Description
Technical field
The present invention relates to a kind of optical element of fiber optic communication field, and in particular to a kind of fiber array of precision positioning and
The manufacture method of optical module.
Background technology
Fiber array becomes the important coupling between connection optical device and optical fiber due to being accurately positioned optical fiber
Component, is widely used in the making of optic communication device, such as planar optical waveguide, and array waveguide grating, MEMS leads to more
Road optical module etc..
In optical transceiver module, plastic lens array and 45 °F of A are primarily present（Fiber array）Two kinds of coupling schemes.45°
FA due to VCSEL（Vertical surface light emitting laser source）Array and PD（Photo-detector）Array is matched very much, thus can simultaneously into
Work(is applied in the high-speed product of the low speed product of below 10G and 40G, 100G.But because plastic lens can realize patch automatically
Piece, therefore the solution of 45 °F of A is compared in terms of production efficiency with cost with stronger advantage.But the optical property of plastics
With heat stability not as good as glass material 45 °F of A.
The content of the invention
First technical problem to be solved by this invention is to provide a kind of predispersed fiber that can be used for automatic pasting technique
Buried fiber array, so as to reach the production efficiency and cost that can compare favourably with lens arrangement.For this purpose, the present invention is using following
Technical scheme：
A kind of buried fiber array of predispersed fiber, comprising substrate, cover plate, cover plate is covered on substrate, and it is fixed to be provided with the substrate
Position groove, it is characterised in that：The locating slot be divided into pre-buried positioning section, connection positioning section and after fill positioning section, connect positioning section
It is between pre-buried positioning section and rear dress positioning section, the substrate has cut-off between the pre-buried positioning section and connection positioning section
Groove；
The buried fiber array of the predispersed fiber is provided with pre-buried fiber segment, and pre-buried fiber segment is bare fibre, is fixed with the first glue
On pre-buried positioning section, the tail end of the pre-buried fiber segment exceedes partition grooves and is in connection positioning section；
Dress positioning section has optical fiber insert port after described；The optical fiber insert port is the guide section with spigot surface；
The cover plate fills positioning section after covering from pre-buried positioning section.
Further, the rear portion of the substrate has fiber matrix platform.
Present invention also offers a kind of fiber array attachment structure with the buried fiber array of above-mentioned predispersed fiber, reaching can
With the production efficiency that compares favourably with lens arrangement and cost, but optical property is more preferably.Its technical scheme is：
A kind of fiber array attachment structure, comprising substrate, cover plate, cover plate is covered on substrate, and positioning is provided with the substrate
Groove, it is characterised in that：The locating slot be divided into pre-buried positioning section, connection positioning section and after fill positioning section, at connection positioning section
Between pre-buried positioning section and rear dress positioning section, the substrate has cut-off between the pre-buried positioning section and connection positioning section
Groove, the rear dress positioning section has optical fiber insert port；The optical fiber insert port is the guide section with spigot surface, and the cover plate is from pre-
Bury after positioning section is covered and fill positioning section；
The fiber array includes connection optical fiber, and the connection optical fiber is divided into pre-buried fiber segment and rear dress tail optical fiber；
Pre-buried fiber segment is bare fibre, is fixed on pre-buried positioning section with the first glue, and the tail end of the pre-buried fiber segment exceedes
Partition grooves and be in connection positioning section in；The front portion of dress tail optical fiber is also bare fibre after described, and the front portion of the rear dress tail optical fiber enters
Positioning section, connection positioning section are filled after described and is docked with the tail end of pre-buried fiber segment and is fixed with the second glue in connection positioning section；
First glue and the second glue are different glue.
Present invention also offers a kind of manufacture method of the optical module with the buried fiber array of above-mentioned predispersed fiber, reaching can
With the production efficiency that compares favourably with lens arrangement and cost, but optical property is more preferably.Its technical scheme is：
A kind of manufacture method of optical module, it is characterised in that：It is prefabricated with the buried fiber array of above-mentioned predispersed fiber；The optical mode
The connection optical fiber of block is divided into pre-buried fiber segment and rear dress tail optical fiber, and the pre-buried fiber segment is the buried optical fiber array of prefabricated predispersed fiber
Pre-buried fiber segment in row, the front portion that tail optical fiber is filled afterwards is also bare fibre, and the buried fiber array of the predispersed fiber is suitable to use automatization
Equipment is bonded on the circuit board of optical module；The manufacture method is comprised the following steps：
The buried fiber array of the predispersed fiber is bonded on the circuit board of optical module with automation equipment；
Positioning section, connection positioning section are filled after the front portion of rear dress tail optical fiber is penetrated, the tail of the front end with pre-buried fiber segment of tail optical fiber is filled afterwards
End docking, is fixed with the second glue；
First glue and the second glue are different glue.
Above-mentioned first technical problem is solved, technical scheme below may also be employed：
A kind of buried fiber array of predispersed fiber, comprising substrate, cover plate, on the substrate locating slot is provided with, it is characterised in that：Institute
State locating slot be divided into pre-buried positioning section, connection positioning section and after fill positioning section, connection positioning section be in pre-buried positioning section and after
Between dress positioning section, the substrate has partition grooves between the pre-buried positioning section and connection positioning section,
The buried fiber array of the predispersed fiber is provided with pre-buried fiber segment, and pre-buried fiber segment is bare fibre, is fixed with the first glue
On pre-buried positioning section, the afterbody of the pre-buried fiber segment exceedes pre-buried positioning section and is in partition grooves to the area of connection positioning section
Between in；The cover plate is covered on pre-buried positioning section, and the afterbody of pre-buried fiber segment is exposed outside.
Further, the exterior side port of the rear dress positioning section is have the guide section with spigot surface.
Further, the rear portion of the substrate has fiber matrix platform.
Present invention also offers a kind of fiber array attachment structure with the buried fiber array of above-mentioned predispersed fiber, reaching can
With the production efficiency that compares favourably with lens arrangement and cost, but optical property is more preferably.Its technical scheme is：
A kind of fiber array attachment structure, comprising substrate, cover plate, on the substrate locating slot is provided with, it is characterised in that：It is described
Locating slot be divided into pre-buried positioning section, connection positioning section and after fill positioning section, connection positioning section is in pre-buried positioning section and rear dress
Between positioning section, the substrate has partition grooves between the pre-buried positioning section and connection positioning section；
The fiber array includes connection optical fiber, and the connection optical fiber is divided into pre-buried fiber segment and rear dress tail optical fiber；
Pre-buried fiber segment is bare fibre, is fixed on pre-buried positioning section with the first glue, and the tail end of the pre-buried fiber segment exceedes
Pre-buried positioning section and be in partition grooves to connection positioning section interval in, the cover plate is covered on pre-buried positioning section, will be pre-buried
The afterbody of fiber segment exposes outside；
It is described after dress tail optical fiber front portion also be bare fibre, it is described after dress tail optical fiber front portion enter it is described after dress positioning section and with it is pre-buried
The tail end of fiber segment is docked and fixed with the second glue；
First glue and the second glue are different glue.
Present invention also offers a kind of manufacture method of the optical module with the buried fiber array of above-mentioned predispersed fiber, reaching can
With the production efficiency that compares favourably with lens arrangement and cost, but optical property is more preferably.Its technical scheme is：
A kind of manufacture method of optical module, it is characterised in that：It is prefabricated with the buried fiber array of above-mentioned predispersed fiber；The optical mode
The connection optical fiber of block is divided into pre-buried fiber segment and rear dress tail optical fiber, and the pre-buried fiber segment is the buried optical fiber array of prefabricated predispersed fiber
Pre-buried fiber segment in row, the front portion that tail optical fiber is filled afterwards is also bare fibre, and the buried fiber array of the predispersed fiber is suitable to use automatization
Equipment is bonded on the circuit board of optical module；The manufacture method is comprised the following steps：
The buried fiber array of the predispersed fiber is bonded on the circuit board of optical module with automation equipment；
Positioning section, connection positioning section are filled after the front portion of rear dress tail optical fiber is penetrated, the tail of the front end with pre-buried fiber segment of tail optical fiber is filled afterwards
End docking, is fixed with the second glue；
First glue and the second glue are different glue.
Above-mentioned first technical problem is solved, technical scheme below may also be employed：
A kind of buried fiber array of predispersed fiber, comprising substrate, cover plate, on the substrate locating slot is provided with；It is characterized in that：Institute
State the buried fiber array of predispersed fiber and be provided with pre-buried fiber segment, pre-buried fiber segment includes the bare fibre being in locating slot, described
Bare fibre is fixed in locating slot with the first glue；Also there is the pre-buried fiber segment optical fiber protruded from outside locating slot rear end to connect
Connect section.
Present invention also offers a kind of fiber array attachment structure with the buried fiber array of above-mentioned predispersed fiber, reaching can
With the production efficiency that compares favourably with lens arrangement and cost, but optical property is more preferably.Its technical scheme is：
A kind of fiber array attachment structure, comprising substrate, cover plate, on the substrate locating slot is provided with, it is characterised in that：
The fiber array includes connection optical fiber, and the connection optical fiber is divided into pre-buried fiber segment and rear dress tail optical fiber；
Pre-buried fiber segment includes the bare fibre being in locating slot, is fixed in locating slot with the first glue；The pre-buried optical fiber
Section also has the optical fiber linkage section protruded from outside locating slot rear end, optical fiber linkage section and rear dress tail optical fiber welding.
Present invention also offers a kind of manufacture method of the optical module with the buried fiber array of above-mentioned predispersed fiber, reaching can
With the production efficiency that compares favourably with lens arrangement and cost, but optical property is more preferably.Its technical scheme is：
A kind of manufacture method of optical module, it is characterised in that：It is prefabricated with the buried fiber array of above-mentioned predispersed fiber；The optical mode
The connection optical fiber of block is divided into pre-buried fiber segment and rear dress tail optical fiber, and the pre-buried fiber segment is the buried optical fiber array of prefabricated predispersed fiber
Pre-buried fiber segment in row, the buried fiber array of the predispersed fiber is suitable to be bonded to the circuit board of optical module with automation equipment
On；The manufacture method is comprised the following steps：
The buried fiber array of the predispersed fiber is bonded on the circuit board of optical module with automation equipment；
By the rear optical fiber linkage section welding for filling tail optical fiber and pre-buried fiber segment.
The present invention has advantages below：Can be used for automatic pasting technique of the fiber array on pcb board, can be significantly
The production efficiency and cost competitiveness of fiber optic communication components and parts are lifted, is adapted to the application of large-scale production, meanwhile, it is optical
Energy and thermal stability can shoulder to shoulder in 45 °F of A（Fiber array）.
Description of the drawings
Fig. 1 is the exploded perspective view of fiber array attachment structure embodiment 1 of the present invention.
Fig. 2 is the top view of fiber array attachment structure embodiment 1 of the present invention.
Fig. 3 is the side view of fiber array attachment structure embodiment 1 of the present invention.
Fig. 4 is the sectional view of fiber array attachment structure embodiment 1 of the present invention.
Fig. 5 is the exploded perspective view of fiber array attachment structure embodiment 2 of the present invention.
Fig. 6 is the top view of fiber array attachment structure embodiment 2 of the present invention.
Fig. 7 is the side view of fiber array attachment structure embodiment 2 of the present invention.
Fig. 8 is the sectional view of fiber array attachment structure embodiment 2 of the present invention.
Fig. 9 is the exploded perspective view of fiber array attachment structure embodiment 3 of the present invention.
Figure 10 is the top view of fiber array attachment structure embodiment 3 of the present invention.
Figure 11 is the side view of fiber array attachment structure embodiment 3 of the present invention.
Figure 12 is the sectional view of fiber array attachment structure embodiment 3 of the present invention.
Specific embodiment
Below, the preferred embodiments of the present invention are described with reference to the drawings.There is provided accompanying drawing purpose be in order to illustrate embodiment, and
It is not intended to limit the scope of the present invention.In the accompanying drawings, identical reference marker represents identical part, and can no longer weigh
Multiple explanation.The dimension scale of accompanying drawing is not necessarily accurate.
Embodiment 1, referring to the drawings 1-4.
The buried fiber array of predispersed fiber provided by the present invention, comprising substrate 1, cover plate 3, cover plate 3 is covered on substrate 1,
Be provided with locating slot 10 on the substrate, the locating slot be divided into pre-buried positioning section 11, connection positioning section 12 and after set position
Section 13, connection positioning section 12 is between pre-buried positioning section 11 and rear dress positioning section 13, and the substrate 1 is in the pre-buried positioning section
There are partition grooves 14 between 11 and connection positioning section 12, partition grooves 14 are used to make in the pre-buried fiber segment 21 of the cementation of pre-buried positioning section 11
The margin of the first glue affects optical property without stream by its storage to connection positioning section, and the partition grooves 14 are generally vertical
In locating slot 10, if locating slot 10 has a plurality of, partition grooves 14 traverse all locating slots 10.
Dress positioning section 14 has optical fiber insert port 140 after described；The optical fiber insert port 140 is leading with spigot surface 141
To section.
The cover plate 3 fills positioning section 13 after covering from pre-buried 11 sections of positioning, front end and the end face of substrate 1 of cover plate 3 have one
Set a distance.Cover plate 3 is cover glass or other materials cover plate.
The buried fiber array of the predispersed fiber includes connection optical fiber, and fiber array can be single fiber array, or it is many
Fibre array, is two core fibre arrays in the present embodiment.
The connection optical fiber is divided into pre-buried fiber segment 21 and rear dress tail optical fiber 22.Pre-buried fiber segment 21 is to divest the naked of coating
Optical fiber, is fixed on pre-buried positioning section 11 with the first glue 41, and the tail end 210 of the pre-buried fiber segment exceedes partition grooves 14 and locates
In connection positioning section 12.
The front portion of dress tail optical fiber 22 is also bare fibre 221 after described, it is described after dress tail optical fiber front portion 221 into setting after described
Position section 13, connection positioning section 12, and dock with the tail end 210 of pre-buried fiber segment and fixed with the second glue 42；
Using said structure, the first glue 41 and the second glue 42 can adopt different glue, not only ensured optical fiber fixation but also ensured
The cost of optical property and reduction glue, first glue 41 can be with common optical fiber fixing glue, and the second glue 42 is optical cement, will
The front end 220 of tail optical fiber and the tail end 210 of pre-buried fiber segment are filled after its bonding, it is ensured that optical property, anterior its of tail optical fiber is filled afterwards
It is filled in locating slot, such as the sake of saving, it is also possible to which the first glue 41 is fixed after partly being fixed on the second glue.
The rear portion of the substrate 1 has fiber matrix platform 15, for filling tail optical fiber after being adhesively fixed.
When optical module is manufactured, the buried fiber array of above-mentioned predispersed fiber is first prefabricated；The buried fiber array of the predispersed fiber
Without tail optical fiber, it is very suitable for being bonded on the circuit board of optical module with automation equipment；With automation equipment by the optical fiber
After pre-buried optical fiber array is bonded on the circuit board of optical module, fills positioning section 13 after the front portion 221 of rear dress tail optical fiber is penetrated, connect
Positioning section 12 is connect, the front end 220 that tail optical fiber is filled afterwards is docked with the tail end 210 of pre-buried fiber segment, is fixed with the second glue；Realize quick high
Effect is installed, and ensures heat stability and optical property, can shoulder to shoulder in 45 °F of A（Fiber array）.
In preformed fibers pre-buried optical fiber array, pre-buried fiber segment 21 is pressed into pre-buried positioning section 11, pre-buried light by cover plate 3
The front end of fine section 21 is alignd with substrate end-face, by grinding face at 45 ° or other angles, such as certain between 0 ° to 60 °
Angle.The front end of pre-buried optical fiber 2 can also project the certain length of substrate end-face, such as 0.15mm -0.35mm, and together grind to form
45 ° of faces or other angles, such as certain angle between 0 ° to 60 °.
Embodiment 2, referring to the drawings 5-8.
In the present embodiment, the structure on substrate 1 is identical with embodiment 1, and connection optical fiber is also divided into pre-buried fiber segment 21
With rear dress tail optical fiber 22.Pre-buried fiber segment 21 is the bare fibre for divesting coating, is fixed on pre-buried positioning section 11 with the first glue 41,
The tail end 210 of the pre-buried fiber segment is in partition grooves 14 more than partition grooves 14 in the interval of connection positioning section 12；It is described
Cover plate 3 is covered on pre-buried positioning section 11, and the afterbody 221 of pre-buried fiber segment is exposed outside.
Fill afterwards tail optical fiber front portion 221 enter the connection positioning section 12, rear dress positioning section 13 and with the tail of pre-buried fiber segment
Dock and fixed with the second glue 42 in end 210.The afterbody 211 of pre-buried fiber segment can reach always connection positioning section 12, tail end 210 with
The front end 220 for filling tail optical fiber afterwards is docked, and the afterbody 211 of pre-buried fiber segment also can be reached only in partition grooves 14, and tail end 210 is in partition grooves
Dock with the front end 220 of rear dress tail optical fiber on 14, now, connection positioning section remains to play connection positioning action, to rear dress tail optical fiber
Positioned near front end position, it is ensured that joint quality.
Usually, if the afterbody 210 of pre-buried fiber segment only protrudes into partition grooves 14, the length of its protrusion cover plate 3 exists
0.2mm or so, now the rear end of cover plate is best flushes with rear end that is pre-installing positioning section 11.Tail optical fiber front portion 221 can first using upper
The method of clan's groove stretches into locating slot and is assembled.
Using said structure, the first glue 41 and the second glue 42 can adopt different glue, not only ensured optical fiber fixation but also
Ensure optical property and reduce the cost of glue, first glue 41 can be with common optical fiber fixing glue, and the second glue 42 is optics
Glue, fills the front end 220 of tail optical fiber and the tail end 210 of pre-buried fiber segment, it is ensured that optical property after being bondd, the front portion of tail optical fiber is filled afterwards
Other parts can be fixed on the second glue after fill locating slot in, such as the sake of saving, it is also possible to which the first glue 41 is fixed.
The rear portion of the substrate 1 has fiber matrix platform 15, for filling tail optical fiber after being adhesively fixed.Dress positioning section after described
Exterior side port can be have the guide section with spigot surface, can also cancel the guide section.
When optical module is manufactured, the buried fiber array of above-mentioned predispersed fiber is first prefabricated；The buried fiber array of the predispersed fiber
Without tail optical fiber, it is very suitable for being bonded on the circuit board of optical module with automation equipment；With automation equipment by the optical fiber
After pre-buried optical fiber array is bonded on the circuit board of optical module, after the front portion of rear dress tail optical fiber is penetrated positioning section 13, connection are filled
Positioning section 12, the front end 220 that tail optical fiber is filled afterwards is docked with the tail end 210 of pre-buried fiber segment, is fixed with the second glue；Realize rapidly and efficiently
Install, and ensure heat stability and optical property, can shoulder to shoulder in 45 °F of A（Fiber array）.
In preformed fibers pre-buried optical fiber array, pre-buried fiber segment 21 is pressed into pre-buried positioning section 11, pre-buried light by cover plate 3
The front end of fine section 21 is alignd with substrate end-face, by grinding face at 45 ° or other angles, such as certain between 0 ° to 60 °
Angle.
In figs. 5 to 8, drawing reference numeral and Fig. 1-4 identicals, represent identical implication.
Embodiment 3, reference picture 9-12.
In the present embodiment, the buried fiber array of predispersed fiber provided by the present invention, comprising substrate 1, cover plate 3, the substrate
On be provided with locating slot 100.Cover plate 3 is cover glass or other materials cover plate.
The buried fiber array of the predispersed fiber includes connection optical fiber, and fiber array can be single fiber array, or it is many
Fibre array, is two core fibre arrays in the present embodiment.
The connection optical fiber is divided into pre-buried fiber segment 21 and rear dress tail optical fiber 22.Pre-buried fiber segment 21 includes being in locating slot
In bare fibre, the bare fibre is fixed in locating slot with the first glue 41；The pre-buried fiber segment also has to protrude from determines
Optical fiber linkage section 212 outside the groove rear end of position.
Optical fiber linkage section 212 and the welding of tail optical fiber 22 of rear dress, drawing reference numeral 200 is weld.
The rear portion of the substrate 1 has fiber matrix platform 15, for filling tail optical fiber after being adhesively fixed.
When optical module is manufactured, the buried fiber array of above-mentioned predispersed fiber is first prefabricated；The buried fiber array of the predispersed fiber
Without tail optical fiber, it is very suitable for being bonded on the circuit board of optical module with automation equipment；With automation equipment by the optical fiber
After pre-buried optical fiber array is bonded on the circuit board of optical module, rear dress tail optical fiber is melted with the optical fiber linkage section of pre-buried fiber segment
Connect；Realization is rapidly and efficiently installed, and ensures heat stability and optical property, can shoulder to shoulder in 45 °F of A（Fiber array）.
In preformed fibers pre-buried optical fiber array, pre-buried fiber segment 21 is pressed into locating slot 100, pre-buried optical fiber by cover plate 3
The front end of section 21 is alignd with substrate end-face, by grinding face at 45 ° or other angles, such as certain angle between 0 ° to 60 °
Degree.The front end of pre-buried optical fiber 2 can also project the certain length of substrate end-face, such as 0.15mm -0.35mm, and together grind at 45 °
Face or other angles, such as certain angle between 0 ° to 60 °.
The specific embodiment of the present invention is the foregoing is only, but the architectural feature of the present invention is not limited thereto, Ren Heben
The technical staff in field in the field of the invention, all cover among protection scope of the present invention by the change or modification made.
Claims (9)
1. the buried fiber array of a kind of predispersed fiber, comprising substrate, cover plate, cover plate is covered on substrate, is provided with the substrate
Locating slot, it is characterised in that：The locating slot be divided into pre-buried positioning section, connection positioning section and after fill positioning section, connection positioning
Section is between pre-buried positioning section and rear dress positioning section, the substrate have between the pre-buried positioning section and connection positioning section every
Fault trough；
The buried fiber array of the predispersed fiber is provided with pre-buried fiber segment, and pre-buried fiber segment is bare fibre, is fixed with the first glue
On pre-buried positioning section, the tail end of the pre-buried fiber segment exceedes partition grooves and is in connection positioning section；
Dress positioning section has optical fiber insert port after described；The optical fiber insert port is the guide section with spigot surface；
The cover plate fills positioning section after covering from pre-buried positioning section.
2. a kind of buried fiber array of predispersed fiber, comprising substrate, cover plate, on the substrate locating slot is provided with, it is characterised in that：
The locating slot be divided into pre-buried positioning section, connection positioning section and after fill positioning section, connection positioning section be in pre-buried positioning section and
Fill afterwards between positioning section, the substrate there are partition grooves between the pre-buried positioning section and connection positioning section,
The buried fiber array of the predispersed fiber is provided with pre-buried fiber segment, and pre-buried fiber segment is bare fibre, is fixed with the first glue
On pre-buried positioning section, the tail end of the pre-buried fiber segment exceedes pre-buried positioning section and is in partition grooves to the area of connection positioning section
Between in；The cover plate is covered on pre-buried positioning section, and the afterbody of pre-buried fiber segment is exposed outside.
3. the buried fiber array of a kind of predispersed fiber as claimed in claim 2, it is characterised in that：The outside of dress positioning section after described
Port is have the guide section with spigot surface.
4. a kind of buried fiber array of predispersed fiber, comprising substrate, cover plate, on the substrate locating slot is provided with；It is characterized in that：
The buried fiber array of the predispersed fiber is provided with pre-buried fiber segment, and pre-buried fiber segment includes the bare fibre being in locating slot, institute
State bare fibre to be fixed in locating slot with the first glue；The pre-buried fiber segment also has the optical fiber protruded from outside locating slot rear end
Linkage section.
5. a kind of fiber array attachment structure, comprising substrate, cover plate, cover plate is covered on substrate, and it is fixed to be provided with the substrate
Position groove, it is characterised in that：The locating slot be divided into pre-buried positioning section, connection positioning section and after fill positioning section, connect positioning section
It is between pre-buried positioning section and rear dress positioning section, the substrate has cut-off between the pre-buried positioning section and connection positioning section
Groove, the rear dress positioning section has optical fiber insert port；The optical fiber insert port is the guide section with spigot surface, and the cover plate is from pre-
Bury after positioning section is covered and fill positioning section；
The fiber array includes connection optical fiber, and the connection optical fiber is divided into pre-buried fiber segment and rear dress tail optical fiber；
Pre-buried fiber segment is bare fibre, is fixed on pre-buried positioning section with the first glue, and the tail end of the pre-buried fiber segment exceedes
Partition grooves and be in connection positioning section in；The front portion of dress tail optical fiber is also bare fibre after described, and the front portion of the rear dress tail optical fiber enters
Positioning section, connection positioning section are filled after described and is docked with the tail end of pre-buried fiber segment and is fixed with the second glue in connection positioning section；
First glue and the second glue are different glue.
6. a kind of fiber array attachment structure, comprising substrate, cover plate, on the substrate locating slot is provided with, it is characterised in that：Institute
State locating slot be divided into pre-buried positioning section, connection positioning section and after fill positioning section, connection positioning section be in pre-buried positioning section and after
Between dress positioning section, the substrate has partition grooves between the pre-buried positioning section and connection positioning section；
The fiber array includes connection optical fiber, and the connection optical fiber is divided into pre-buried fiber segment and rear dress tail optical fiber；
Pre-buried fiber segment is bare fibre, is fixed on pre-buried positioning section with the first glue, and the tail end of the pre-buried fiber segment exceedes
Pre-buried positioning section and be in partition grooves to connection positioning section interval in, the cover plate is covered on pre-buried positioning section, will be pre-buried
The afterbody of fiber segment exposes outside；
It is described after dress tail optical fiber front portion also be bare fibre, it is described after dress tail optical fiber front portion enter it is described after dress positioning section and with it is pre-buried
The tail end of fiber segment is docked and fixed with the second glue；
First glue and the second glue are different glue.
7. a kind of fiber array attachment structure, comprising substrate, cover plate, on the substrate locating slot is provided with, it is characterised in that：
The fiber array includes connection optical fiber, and the connection optical fiber is divided into pre-buried fiber segment and rear dress tail optical fiber；
Pre-buried fiber segment includes the bare fibre being in locating slot, is fixed in locating slot with the first glue；The pre-buried optical fiber
Section also has the optical fiber linkage section protruded from outside locating slot rear end, optical fiber linkage section and rear dress tail optical fiber welding.
8. a kind of manufacture method of optical module, it is characterised in that：It is prefabricated with the buried light of predispersed fiber described in claim 1 or 2
Fibre array；The connection optical fiber of the optical module is divided into pre-buried fiber segment and rear dress tail optical fiber, and the pre-buried fiber segment is prefabricated
Pre-buried fiber segment in the buried fiber array of predispersed fiber, the front portion that tail optical fiber is filled afterwards is also bare fibre, the buried optical fiber of the predispersed fiber
Array is suitable to be bonded on the circuit board of optical module with automation equipment；The manufacture method is comprised the following steps：
The buried fiber array of the predispersed fiber is bonded on the circuit board of optical module with automation equipment；
Positioning section, connection positioning section are filled after the front portion of rear dress tail optical fiber is penetrated, the tail of the front end with pre-buried fiber segment of tail optical fiber is filled afterwards
End docking, is fixed with the second glue；
First glue and the second glue are different glue.
9. a kind of manufacture method of optical module, it is characterised in that：It is prefabricated with the buried optical fiber array of predispersed fiber described in claim 4
Row；The connection optical fiber of the optical module is divided into pre-buried fiber segment and rear dress tail optical fiber, and the pre-buried fiber segment is prefabricated optical fiber
Pre-buried fiber segment in pre-buried optical fiber array, the buried fiber array of the predispersed fiber is suitable to be bonded to optical mode with automation equipment
On the circuit board of block；The manufacture method is comprised the following steps：
The buried fiber array of the predispersed fiber is bonded on the circuit board of optical module with automation equipment；
By the rear optical fiber linkage section welding for filling tail optical fiber and pre-buried fiber segment.
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Cited By (1)
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|---|---|---|---|---|
| CN114002781A (en) * | 2021-11-24 | 2022-02-01 | 苏州天孚光通信股份有限公司 | Optical fiber array and preparation method thereof |
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| JPH10177124A (en) * | 1996-12-18 | 1998-06-30 | Hitachi Cable Ltd | Fiber array, for optical waveguide and its production |
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