CN100449343C - Method for producing novel high precision optical fiber array - Google Patents
Method for producing novel high precision optical fiber array Download PDFInfo
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- CN100449343C CN100449343C CNB2006100254041A CN200610025404A CN100449343C CN 100449343 C CN100449343 C CN 100449343C CN B2006100254041 A CNB2006100254041 A CN B2006100254041A CN 200610025404 A CN200610025404 A CN 200610025404A CN 100449343 C CN100449343 C CN 100449343C
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- cover plate
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- optical fiber
- infrabasal plate
- fibre ribbon
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- 239000003365 glass fiber Substances 0.000 title claims abstract description 69
- 238000004519 manufacturing process Methods 0.000 title claims description 42
- 239000000835 fibers Substances 0.000 claims abstract description 181
- 230000001070 adhesive Effects 0.000 claims abstract description 22
- 239000000853 adhesives Substances 0.000 claims abstract description 21
- 239000007767 bonding agents Substances 0.000 claims description 55
- 238000001125 extrusion Methods 0.000 claims description 2
- 240000006028 Sambucus nigra Species 0.000 claims 8
- 239000010410 layers Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000003287 optical Effects 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 230000000875 corresponding Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 240000001439 Opuntia Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003247 decreasing Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000002355 dual-layer Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Abstract
A method for preparing optical fiber array with high accuracy includes arranging precise optical fiber fixing mould and optical fiber array bottom base plate as well as optical fiber belt fixing base in sequence, laying and fixing optical fiber belt with coated layer being removed at front end uniformly on said units, covering top cover plate of optical fiber array on bottom base plate, setting control unit on top cover plate to make fiber core of each optical fiber on bottom base plate be on the same plane, adding adhesive in from back end of top cover plate then curing it and adding adhesive on optical fiber belt uncovered by top cover plate and set on bottom base plate the curing it.
Description
Technical field
The present invention relates to the manufacture method of fiber array, relate in particular to a kind of several manufacture methods that adopt the fiber array of slab construction.
Background technology
Along with planar optical waveguide device is widely used, fiber array is with a wide range of applications as the input/output terminal of each device.Therefore in order to make optical signal transmission unimpeded, each optical fiber in the fiber array must align with each passage in the fiber waveguide device, requires each fibre core of fiber array to be positioned at same plane substantially and spacing is determined.Calculate by the optical coupling efficiency to fiber array, find the fiber array use in planar optical waveguide device, the positional precision of each optical fiber could satisfy actual needs during less than 1 micron.
Optical fiber is made up of three parts, and its cross section is three concentric circless in theory, comprises coat, covering and fibre core from outside to inside successively.Figure 1A is the structural representation of traditional fiber array.The traditional manufacture method of fiber array is: go the optical fiber 13 of coat evenly to be arranged in the V-type groove infrabasal plate 11 front end, upper cover plate 12 is covered on optical fiber 13 again, the centre forms (cross section is shown in Figure 1B) with the bonding curing of bonding agent.The position of each optical fiber is to determine by a plurality of triangle list structures that the V-type groove on the infrabasal plate 11 and upper cover plate 12 forms, and therefore, the positional precision of each optical fiber is the shape and size accuracy guarantee of the V-type groove by V-type groove infrabasal plate 11 in the fiber array.Yet V-type groove infrabasal plate 11 needs to adopt precision optical machinery processing, and precision is high more, and corresponding cost is just high more, causes the fiber array total cost high thus.
By using slab construction to replace V-type groove structure to reduce cost, Chinese patent application number is that 03158710.0 invention just belongs to this type in the prior art.Narrate the manufacture craft flow process of the fiber array that adopts slab construction below in conjunction with the process chart of prior art among Fig. 2 A-C: will go the fibre ribbon 23 of coat evenly to be placed on the V-type groove mould 24; The upper cover plate 22 of coated with adhesive is covered on V-type groove mould 24, and cure adhesive makes fibre ribbon 23 fixedly stick on the upper cover plate 22, removes V-type groove mould 24; Upper cover plate 22 is covered on the infrabasal plate 21 of coated with adhesive, cure adhesive is fixed between upper cover plate 22 and the infrabasal plate 21 optical fiber.
Said method can make the precision of fiber array reach about 0.5 micron, but shortcoming is to be difficult to grasp the addition of upper cover plate 22 bonding agents.If the addition deficiency may cause optical fiber to come off; If the big adhesive flow that may cause of addition causes the precise decreasing of mould 24 in V-type groove mould 24, shortened the serviceable life of mould 24 thus, run counter to the original intention that reduces cost; If amount of binder is too big, upper cover plate 22, fibre ribbon 23 and V-type groove mould are bonded together, thus, following step is difficult to proceed.This complex technical process in addition, it is bigger to produce difficulty in batches.
Summary of the invention
A kind of manufacture method of fiber array, it comprises: plate a skim on the fiber array infrabasal plate equably, the thickness of film is greater than the degree of depth of V-type groove in the V-type groove mould; Extrude the shape of V-type groove at described film patrix with the V-type groove mould; The fibre ribbon of front end being peelled off coat evenly is placed on the V-type groove that extrudes on the described mould, be fixed on the fibre ribbon holder that is positioned at described infrabasal plate rear with the rear end of geometrical clamp with fibre ribbon, the described length of the optical fiber of coat of going is enough to make it to expose the V-type groove that extrudes on the described mould; The fiber array upper cover plate is placed on the described fiber array infrabasal plate, adds upward pressure on described upper cover plate, feasible each fiber core that is arranged in the fibre ribbon of described infrabasal plate is positioned at same plane; Add first kind of bonding agent from the rear end of described fiber array upper cover plate, make this bonding agent be full of gap between described upper cover plate and described infrabasal plate, and the relative position of each optical fiber in the described fibre ribbon is fixed by cure adhesive; On the fibre ribbon that is not covered that is positioned on the described infrabasal plate, add second kind of bonding agent and make its curing by described upper cover plate; Remove the pressure that is applied on the described upper cover plate, remove described fibre ribbon holder, take off fiber array.
The present invention also provides a kind of manufacture method of fiber array, it comprises: be arranged in order PRECISION HOLE pattern tool, fiber array infrabasal plate and fibre ribbon holder from front to back, described fiber array infrabasal plate and described PRECISION HOLE pattern tool near but do not link to each other, the aperture of described pass mould is bigger 1～3 micron than the fibre diameter that removes coat; Go the optical fiber of coat to be inserted in the hole of described PRECISION HOLE pattern tool front end, be fixed on the described fibre ribbon holder with the rear end of geometrical clamp with fibre ribbon, the described length of the optical fiber of coat of going is enough to make it to expose PRECISION HOLE pattern tool; The fiber array upper cover plate is placed on the described fiber array infrabasal plate, on described upper cover plate, place control device, the point of application by adjusting described control device and the position of the relative described infrabasal plate of the described upper cover plate of application of force size adjustment make that each fiber core that is positioned on the described infrabasal plate is in the same plane; Add first kind of bonding agent from the rear end of described fiber array upper cover plate, make this bonding agent be full of gap between described upper cover plate and described infrabasal plate, and the relative position of described each optical fiber is fixed by cure adhesive; On the optical fiber that is not covered that is positioned on the described infrabasal plate, add second kind of bonding agent and make its curing by described upper cover plate; Remove described control device, described PRECISION HOLE pattern tool and described fibre ribbon holder, take off fiber array.
The present invention also comprises a kind of manufacture method of fiber array, and it comprises: be arranged in order precision slot shape mould, fiber array infrabasal plate and fibre ribbon holder from front to back, described fiber array infrabasal plate and described precision slot shape mould near but do not link to each other; Go the optical fiber of coat evenly to be placed in the groove of described precision slot shape mould front end, be fixed on the described fibre ribbon holder with the rear end of geometrical clamp with fibre ribbon, the described length of the optical fiber of coat of going is enough to make it to expose precision slot shape mould; Fixedly briquetting is placed on the described precision slot shape mould, places pressue device on described fixedly briquetting, by adjusting described pressue device, optical fiber and precision slot shape mold slots is fitted tightly; The fiber array upper cover plate is placed on the described fiber array infrabasal plate, on described upper cover plate, place control device, the point of application by adjusting described control device and the position of the relative described infrabasal plate of the described upper cover plate of application of force size adjustment make that each fiber core that is positioned on the described infrabasal plate is in the same plane; Add first kind of bonding agent from the rear end of described fiber array upper cover plate, make this bonding agent be full of gap between described upper cover plate and described infrabasal plate, and the relative position of each optical fiber in the described fibre ribbon is fixed by cure adhesive; On the optical fiber that is not covered that is positioned on the described infrabasal plate, add second kind of bonding agent and make its curing by described upper cover plate; Remove described pressue device, described control device, described precision slot shape mould, described fixedly briquetting and described fibre ribbon holder, take off fiber array.
In above-mentioned manufacture method, the groove of described precision slot shape mould comprises V-shaped groove, U-lag or arc-shaped slot.
In above-mentioned manufacture method, the hardness after described first kind of bonding agent solidifies is bigger, and intensity is stronger; The hardness of second kind of bonding agent has certain elasticity much smaller than described first kind of bonding agent.
In above-mentioned manufacture method, described first kind of bonding agent is ultraviolet adhesive, and the described second journey bonding agent is the temperature-sensitive cure adhesive.
In above-mentioned manufacture method, described method also comprises carries out chamfering with described upper cover plate rear end.
In above-mentioned manufacture method, described method comprises that also the front end face with described fiber array is polished to
Certain angle.
In above-mentioned manufacture method, described infrabasal plate and described upper cover plate are planar structure.
In above-mentioned manufacture method, described mould is reusable device.
The position of the present invention elder generation fixed fiber band, add bonding agent again, can effectively control the addition of bonding agent like this, prevent the variation of each fiber optics displacement that trickling, expansion and the contraction of bonding agent cause, also can avoid because the variety of issue that what of amount of binder produce.In addition, the mould that the present invention uses is reusable device, has reduced cost of manufacture; This technological process is simple relatively simultaneously, the suitable production in enormous quantities in enormous quantities.After tested, with the fiber array that method of the present invention is made, its site error is less than 1 micron, thereby meets commercial purpose.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail, wherein:
Figure 1A is the structural representation of traditional fiber array;
Figure 1B is the end view of traditional fiber array;
Fig. 2 A-C is the process chart of existing slab construction fiber array manufacturing technology;
Fig. 3 A-B illustrates two kinds of different optical fiber arrangements modes;
Fig. 4 A-E illustrates the process flow diagram of first kind of fiber array manufacture method;
Fig. 4 F illustrates the V-type groove mould that is used for first kind of fiber array manufacture method;
Fig. 5 A illustrates the accurate hole shape mould that is used for second kind of fiber array manufacture method;
Fig. 5 B-5E illustrates the process flow diagram of second kind of fiber array manufacture method;
Fig. 6 A-C illustrates the various groove shape moulds of the third fiber array manufacture method;
Fig. 7 A-B illustrates the assembling synoptic diagram of the third fiber array manufacture method;
Fig. 8 A-B illustrates the fine fiber array assembling of double band synoptic diagram.
Embodiment
At present the standard specification of single-mode fiber is: the coat diameter is that 250 microns, cladding diameter are that 125 microns and core diameter are 9 microns.Fiber array requires to exist two kinds of standard specifications according to the difference of its fibre core spacing: 250 microns and 127 microns.Produce two kinds of arrangement modes thus, see also Fig. 3, Fig. 3 A illustrates the situation (corresponding fibre core spacing is 250 microns a situation) that a kind of fibre ribbon front and back end is individual layer, it is individual layer that Fig. 3 B illustrates the part that a kind of optical fiber front end removes coat, and the rear end is double-deck situation (corresponding fibre core spacing is 127 microns a situation).Below we describe method of the present invention according to single layer optical fiber band arrangement mode, but should be understood that method of the present invention is equally applicable to the dual layer arrangement mode.
The invention provides three kinds of manufacture methods, the manufacture method of first kind of fiber array is:
Step 1: shown in Fig. 4 A, a surface of position of first three branch coating last layer film 47 equably on fiber array infrabasal plate 41, the thickness of film must reach certain thickness, and this thickness needs the height greater than V-type groove in the V-type groove mould shown in Fig. 4 F;
Step 2: shown in Fig. 4 B, with the shape of V-type groove mould (Fig. 4 F) at film 47 patrixes extrusion V-type groove, the condition of cure according to film solidifies film again;
Step 3: shown in Fig. 4 C, the optical fiber 43 that front end is peelled off coat evenly is placed on the V-type groove 47 that described mold pressing goes out, be fixed on the fibre ribbon holder 44 that is positioned at infrabasal plate 41 rear ends with the rear end of geometrical clamp, go the length of the optical fiber 43 of coat to be enough to make it to expose the V-type front of the slot that mold pressing goes out fibre ribbon;
Step 4: shown in Fig. 4 C, the back edge of fiber array upper cover plate 42 is carried out chamfering, to prevent that optical fiber is owing to stress ruptures; Upper cover plate 42 is placed on the infrabasal plate 41, on upper cover plate 42, place control device (representing with arrow among the figure), with the application of force size adjustment upper cover plate optical fiber is fully contacted by the point of application of adjusting control device with the V-type groove, make that optical fiber 43 each fiber core that are arranged in infrabasal plate 41 are in the same plane.
Step 5: shown in Fig. 4 D, add first kind of bonding agent 45 from the rear end of fiber array upper cover plate 42, make bonding agent 45 be full of gap between described upper cover plate and described infrabasal plate, and the relative position of each optical fiber in the described fibre ribbon is fixed by cure adhesive 45;
Step 6: shown in Fig. 4 D,, on the fibre ribbon that is not covered that is positioned on the described infrabasal plate 41, add second kind of bonding agent 46 and make its curing by upper cover plate 42 for preventing the fiber array root damage;
Step 7: shown in Fig. 4 D, remove described control device, described fibre ribbon holder, take off fiber array.
Step 8: shown in Fig. 4 E, remove the unnecessary optical fiber of fiber array end face, the front end face of upper cover plate 42 and infrabasal plate 41 is polished to certain angle, be generally 5 degree, 8 degree, 10,12 degree increase return loss thus, prevent that reflected light from producing signal to incident light and disturbing.
Should be understood that above-mentioned two kinds of adhesive properties are different, the function of first kind of bonding agent is to make upper cover plate and infrabasal plate reliably bonding, and therefore, the hardness after first kind of bonding agent solidifies is bigger, and intensity is very strong.Second kind function is that protection optical fiber is injury-free, and therefore, hardness is softer, and certain elasticity is arranged, and hardness is much smaller than first kind of bonding agent.
Second kind of fiber array manufacture method is:
Step 1: shown in Fig. 5 B, be arranged in order PRECISION HOLE pattern tool 55 (seeing Fig. 5 A), fiber array infrabasal plate 51 and fibre ribbon holder 54 at first from front to back, infrabasal plate 51 is tried one's best close with PRECISION HOLE pattern tool 55 but is not linked to each other (being about about 1mm), so both guaranteed that bonding agent can not flow in the hole of PRECISION HOLE pattern tool 55, can guarantee the precision of spacing between the optical fiber on the infrabasal plate 51 again.
Step 2: shown in Fig. 5 B, with the special optic fibre wire-stripping pliers coat of fibre ribbon 53 front ends is peelled off, go the length of the optical fiber 53 of coat to be enough to make it to expose PRECISION HOLE pattern tool 55, optical fiber 53 is evenly inserted in the hole of PRECISION HOLE pattern tools 55, go to the position of coat optical fiber root to be positioned at 1/3 place of infrabasal plate 51 rear ends; Be fixed on the fibre ribbon holder 54 with the rear end of geometrical clamp fibre ribbon 53.
Step 3: shown in Fig. 5 C, the back edge of fiber array upper cover plate 52 is carried out chamfering, to prevent that optical fiber is owing to stress ruptures; Upper cover plate 52 is placed on the infrabasal plate 51, on upper cover plate 52, place control device (representing with arrow among the figure), by the point of application of adjustment control device and the position of application of force size adjustment upper cover plate 52 relative infrabasal plates 51, make that optical fiber 53 each fiber core that are arranged in infrabasal plate 51 are in the same plane.
Step 4: shown in Fig. 5 C, add first kind of bonding agent 56 from the back chamfer of upper cover plate 52, bonding agent 56 since capillarity former comprehend along fibre ribbon 53 slowly permeate the gap that is full of 51 of whole upper cover plate 52 and infrabasal plates, the amount of bonding agent can be controlled the amount of bonding agent thus well with till part is arranged at infrabasal plate 51 front ends overflowing; Then cure adhesive is fixed the relative position of each optical fiber in the fibre ribbon 53.
Step 5: shown in Fig. 5 C,, on the fibre ribbon 53 that is not covered that is positioned on the infrabasal plate 51, add second kind of bonding agent 57 and make its curing by upper cover plate 52 for preventing the fiber array root damage.
Step 6: remove pressue device, PRECISION HOLE pattern tool 55 and fibre ribbon holder 54, take off fiber array (seeing accompanying drawing 5D);
Step 7: remove the unnecessary optical fiber of fiber array end face, the front end face of upper cover plate 52 and infrabasal plate 51 is polished to certain angle, be generally 5 degree, 8 degree and 10 degree, increase return loss thus, prevent that reflected light from producing signal to incident light and disturbing (seeing accompanying drawing 5E).
The binder performance that two kinds of bonding agents that should be understood that second method uses and first method are used and act on similar.
The third fiber array manufacture method is:
Step 1: shown in Fig. 7 A, be arranged in order precision slot shape mould 74, fiber array infrabasal plate 71 and fibre ribbon holder 76 at first from front to back, infrabasal plate 71 is tried one's best close with precision slot shape mould 74 but is not linked to each other (being about about 1mm), so both guaranteed that bonding agent can not flow in the precision slot of mould 74, can guarantee the precision of spacing between the optical fiber on the infrabasal plate 71 again.(precision slot shape mould is seen Fig. 6 A, 6B, 6C, and the shape of groove can be V-type groove, rectangular channel, circular trough etc., but is not limited to this three kinds of shapes, and Fig. 7 A is that example describes with the V-type groove).
Step 2: shown in Fig. 7 A, with the special optic fibre wire-stripping pliers coat of fibre ribbon 73 front ends is peelled off, gone the length of the optical fiber 73 of coat to be enough to make it to expose groove shape mould 74 front ends, the position of bare fibre root is positioned at 1/3 place of infrabasal plate 71 rear ends; Optical fiber 73 evenly is placed in the groove of groove shape mould 74, is fixed on the fibre ribbon holder 76 with the rear end of geometrical clamp with fibre ribbon 73.
Step 3: shown in Fig. 7 A, fixedly briquetting 75 is placed on the groove shape mould 74, is fixedly placing pressue device (representing with arrow A among the figure) on the briquetting 75, by adjusting pressue device, fibre ribbon 73 and groove shape mould 74 is fitted tightly.
Step 4: the back edge to fiber array upper cover plate 72 carries out chamfering (seeing Fig. 7 B), to prevent the fracture of optical fiber stress.
Step 5: shown in Fig. 7 A, upper cover plate 72 is placed on the infrabasal plate 71, on upper cover plate 72, place control device (not showing with arrow B among the figure), by the point of application of adjustment control device and the position of application of force size adjustment upper cover plate 72 relative infrabasal plates 71, make that optical fiber 73 each fiber core that are arranged in infrabasal plate 71 are in the same plane.
Step 6: shown in Fig. 7 B, add first kind of bonding agent 77 from the rear end of upper cover plate 72, bonding agent 77 since capillarity former comprehend along optical fiber 73 slowly permeate the gap that is full of whole upper cover plate 72 and 71 of infrabasal plates, amount of binder how much with have at infrabasal plate 71 front ends partly overflow till.Then cure adhesive 77 makes fibre fix with the relative position of each optical fiber in 73.
Step 7: shown in Fig. 7 B,, on the fibre ribbon 73 that is not covered that is positioned on the infrabasal plate 71, add second kind of bonding agent 78 and make its curing by upper cover plate 72 for preventing the fiber array root damage.
Step 8: remove pressue device A, control device B, V-type groove mould 74, fixedly briquetting 75 and fibre ribbon holder 76, take off fiber array, carry out angle polishing (with second method step 6, seven identical, synoptic diagram is seen Fig. 5 D, Fig. 5 E).
The performance and the effect of the bonding agent that two kinds of bonding agents that should be understood that the third method uses and first kind and second method are used are similar.
More than the manufacture method of three kinds of fiber arrays to be used for fiber array fibre core spacing be 250 microns situation, for the fibre core spacing is the arrangement of 127 micron fiber arrays, more than its steps of manufacture method of three kinds of fiber arrays and above-mentioned difference only be that optical fiber arrangement method is as described below: go the fibre ribbon of coat will put into the odd bin (or hole) of mould one group of front end earlier; Again another group front end is gone the fibre ribbon of coat to put into even bin (or hole) (because fibre ribbon fibre core spacing is 250 microns, therefore two-layer fibre ribbon front end goes the bare fibre of coat to be arranged in a row naturally); Be fixed on the fibre ribbon holder with the rear end of geometrical clamp then two-layer fibre ribbon.Two kinds of arrangement modes of optical fiber are seen Fig. 3 A, Fig. 3 B.Fig. 8 A, Fig. 8 B are that example illustrates the fine fiber array assembling of double band synoptic diagram with accurate V shape groove shape mould, and other moulds can be analogized.In above-mentioned three kinds of manufacture methods, two kinds of bonding agents can be selected UV bonding agent or temperature-sensitive cure adhesive for use, also can select the bonding agent of other conditions of cure for use; Infrabasal plate and cover plate all adopt planar structure; Simultaneously, mould is reusable device.
Above-mentioned concrete step is all only given an example for convenience of description, is not the restriction to scope of the present invention.Some above-mentioned steps are not essential, and the relative order between step is not what fix, for the general personnel in present technique field, can make many variations under the situation that does not break away from spirit of the present invention.Therefore, the scope that the present invention advocated should be as the criterion so that the claim in claims is described.
Claims (10)
1. the manufacture method of a fiber array, it comprises:
(1) plate a skim equably on the fiber array infrabasal plate, the thickness of film is greater than the degree of depth of V-type groove in the V-type groove mould;
(2) with the shape of V-type groove mould at described film patrix extrusion V-type groove;
(3) fibre ribbon of front end being peelled off coat evenly is placed on the V-type groove that extrudes on the described mould, be fixed on the fibre ribbon holder that is positioned at described infrabasal plate rear with the rear end of geometrical clamp with fibre ribbon, the described length of the optical fiber of coat of going is enough to make it to expose the V-type groove that extrudes on the described mould;
(4) the fiber array upper cover plate is placed on the described fiber array infrabasal plate, adds upward pressure on described upper cover plate, feasible each fiber core that is arranged in the fibre ribbon of described infrabasal plate is positioned at same plane;
(5) add first kind of bonding agent from the rear end of described fiber array upper cover plate, make this bonding agent be full of gap between described upper cover plate and described infrabasal plate, and the relative position of each optical fiber in the described fibre ribbon is fixed by cure adhesive;
(6) on the fibre ribbon that is not covered that is positioned on the described infrabasal plate, add second kind of bonding agent and make its curing by described upper cover plate;
(7) remove the pressure that is applied on the described upper cover plate, remove described fibre ribbon holder, take off fiber array.
2. the manufacture method of a fiber array, it comprises:
(1) is arranged in order PRECISION HOLE pattern tool, fiber array infrabasal plate and fibre ribbon holder from front to back, described fiber array infrabasal plate and described PRECISION HOLE pattern tool near but do not link to each other, the aperture of described pass mould is bigger 1～3 micron than the fibre diameter that removes coat;
(2) front end is gone the optical fiber of coat be inserted in the hole of described PRECISION HOLE pattern tool, be fixed on the described fibre ribbon holder with the rear end of geometrical clamp with fibre ribbon, the described length of the optical fiber of coat of going is enough to make it to expose PRECISION HOLE pattern tool;
(3) the fiber array upper cover plate is placed on the described fiber array infrabasal plate, on described upper cover plate, place control device, the point of application by adjusting described control device and the position of the relative described infrabasal plate of the described upper cover plate of application of force size adjustment make that each fiber core that is positioned on the described infrabasal plate is in the same plane;
(4) add first kind of bonding agent from the rear end of described fiber array upper cover plate, make this bonding agent be full of gap between described upper cover plate and described infrabasal plate, and the relative position of described each optical fiber is fixed by cure adhesive;
(5) on the optical fiber that is not covered that is positioned on the described infrabasal plate, add second kind of bonding agent and make its curing by described upper cover plate;
(6) remove described control device, described PRECISION HOLE pattern tool and described fibre ribbon holder, take off fiber array.
3. the manufacture method of a fiber array, it comprises:
(1) be arranged in order precision slot shape mould, fiber array infrabasal plate and fibre ribbon holder from front to back, described fiber array infrabasal plate and described precision slot shape mould near but do not link to each other;
(2) front end is gone the optical fiber of coat evenly be placed in the groove of described precision slot shape mould, be fixed on the described fibre ribbon holder with the rear end of geometrical clamp with fibre ribbon, the described length of the optical fiber of coat of going is enough to make it to expose precision slot shape mould;
(3) fixedly briquetting is placed on the described precision slot shape mould, places pressue device on described fixedly briquetting, by adjusting described pressue device, optical fiber and precision slot shape mold slots is fitted tightly;
(4) the fiber array upper cover plate is placed on the described fiber array infrabasal plate, on described upper cover plate, place control device, the point of application by adjusting described control device and the position of the relative described infrabasal plate of the described upper cover plate of application of force size adjustment make that each fiber core that is positioned on the described infrabasal plate is in the same plane;
(5) add first kind of bonding agent from the rear end of described fiber array upper cover plate, make this bonding agent be full of gap between described upper cover plate and described infrabasal plate, and the relative position of each optical fiber in the described fibre ribbon is fixed by cure adhesive;
(6) on the optical fiber that is not covered that is positioned on the described infrabasal plate, add second kind of bonding agent and make its curing by described upper cover plate;
(7) remove described pressue device, described control device, described precision slot shape mould, described fixedly briquetting and described fibre ribbon holder, take off fiber array.
4. described manufacture method as claimed in claim 3 is characterized in that the groove of described precision slot shape mould comprises V-shaped groove, U-lag or arc-shaped slot.
5. as the described manufacture method of one of claim 1-3, it is characterized in that the hardness after described first kind of bonding agent solidifies is bigger, intensity is stronger; The hardness of second kind of bonding agent has certain elasticity much smaller than described first kind of bonding agent.
6. as the described manufacture method of claim 1-3, it is characterized in that described first kind of bonding agent is ultraviolet adhesive, the described second journey bonding agent is the temperature-sensitive cure adhesive.
7. as the described manufacture method of one of claim 1-3, it is characterized in that described method also comprises carries out chamfering with described upper cover plate rear end.
8. as the described manufacture method of one of claim 1-3, it is characterized in that described method comprises that also the front end face with described fiber array is polished to certain angle.
9. as the manufacture method of one of claim 1-3, it is characterized in that described infrabasal plate and described upper cover plate are planar structure.
10. as the manufacture method of one of claim 1-3, it is characterized in that described mould is reusable device.
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| CNB2006100254041A CN100449343C (en) | 2006-04-03 | 2006-04-03 | Method for producing novel high precision optical fiber array |
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| CNB2006100254041A CN100449343C (en) | 2006-04-03 | 2006-04-03 | Method for producing novel high precision optical fiber array |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101840032A (en) * | 2010-05-17 | 2010-09-22 | 浙江同星光电科技有限公司 | Method for manufacturing optical fiber positioning groove of substrate used for optical fiber communication by mould pressing process |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100492075C (en) * | 2007-11-23 | 2009-05-27 | 暨南大学 | Preparation method for heat diffusion optical fiber and device thereof |
| CN103076651A (en) * | 2011-10-25 | 2013-05-01 | 西比（湖州）通信科技有限公司 | Fiber array manufacturing method |
| CN103345026B (en) * | 2013-07-18 | 2015-09-23 | 湖南师范大学 | Slot-free type array optical fiber and manufacture method |
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| US6859588B2 (en) * | 2002-01-04 | 2005-02-22 | Samsung Electronics Co., Ltd. | Optical fiber block |
| US6901185B2 (en) * | 2002-01-15 | 2005-05-31 | Nec Corporation | Optical module capable of improving coupling efficiency and suppressing fluctuation of coupling loss and its manufacturing method |
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| CN101840032B (en) * | 2010-05-17 | 2013-07-31 | 浙江同星光电科技有限公司 | Method for manufacturing optical fiber positioning groove of substrate used for optical fiber communication by mould pressing process |
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| CN101051105A (en) | 2007-10-10 |
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