CN210894775U - Optical fiber clamp and tapering machine - Google Patents
Optical fiber clamp and tapering machine Download PDFInfo
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- CN210894775U CN210894775U CN201922265356.9U CN201922265356U CN210894775U CN 210894775 U CN210894775 U CN 210894775U CN 201922265356 U CN201922265356 U CN 201922265356U CN 210894775 U CN210894775 U CN 210894775U
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- adsorption hole
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Abstract
The utility model relates to the technical field of optical fiber coupling devices, and discloses an optical fiber clamp and a tapering machine, wherein the optical fiber clamp comprises a base, a first clamping block and a second clamping block which are arranged on the base, the first clamping block and the second clamping block are arranged oppositely, and an accommodating groove for accommodating optical fibers is formed at the interval between the first clamping block and the second clamping block; the bottom surface of the first clamping block is provided with a plurality of first grooves, and the first grooves extend to the accommodating groove; the bottom surface of the second clamping block is provided with a plurality of second grooves, and the second grooves extend to the accommodating groove; the top surface of the base is provided with a first adsorption hole and a second adsorption hole, the first adsorption hole and the second adsorption hole are respectively arranged on two sides of the accommodating groove, the first adsorption hole is communicated with the first groove, and the second adsorption hole is communicated with the second groove. This fiber clamp simple structure, easy dismounting utilize first clamp splice and second clamp splice to guarantee that the clamping part of optic fibre does not take place the bending, utilize the side direction to adsorb simultaneously and improved the stability of adsorbing the clamping-force.
Description
Technical Field
The utility model relates to an optical fiber coupling device technical field especially relates to an optical fiber fixture and tapering machine.
Background
The manufacture of optical fiber devices is a special manufacturing technology with high precision and high difficulty, in which the optical principle is fused with the manufacturing science, and the functions of the devices are determined by the optical design and the manufacturing precision. And the optical fiber coupler is one of the most critical devices in optical fiber communication, and the dosage of the optical fiber coupler is in front of the optical passive devices. Its function is to input the optical signal in transmission from one port, then to couple the coupling region with special structure, to redistribute the power, and finally to output from another port or ports. There are two methods for manufacturing the optical fiber coupler, a grinding method and a fused biconical taper method. The former belongs to a cold processing method, namely, a traditional optical cold processing technology is used, a part of optical fiber is ground along a polarization main shaft of the polarization maintaining optical fiber, and then the ground part of optical fiber is bonded together by glue, the method has the advantages of complex technology, high difficulty and high requirement, and the manufactured coupler has large volume, poor temperature stability and low practical value; the latter belongs to a thermal processing method, utilizes the mechanism of evanescent field mutual coupling among single-mode fibers and a fused biconical taper process to couple a part of light in one fiber to the other fiber so as to realize a specific splitting ratio, thereby manufacturing the fiber coupler.
At present, most of optical fiber couplers are manufactured manually by a fusion tapering method, namely coating layers of the middle parts of two optical fibers with the lengths of about 20-30 mm are stripped and cleaned, the two optical fibers are placed on a special micro torch for fusion tapering, the two optical fibers are fused together to form a double cone, the transverse coupling of light is realized, and finally, the coupler is formed by manual packaging. The clamping fixture of the optical fiber plays an important role in the process of melting and tapering, but the collimation of the existing fixture has design defects, the success rate of product manufacture cannot be guaranteed, the fixture is difficult to maintain, the time consumption is long, a professional is needed, and the clamping force is not stable enough.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides an optical fiber fixture and cone drawing machine for solve the problem that current optical fiber fixture clamping-force is stable inadequately, collimation nature is not high, with the stability that improves anchor clamps.
The embodiment of the utility model provides an optical fiber clamp, including the base and install first clamp splice and second clamp splice on the base, first clamp splice with the second clamp splice sets up relatively, and the interval between first clamp splice and the second clamp splice forms the storage tank that is used for holding the optic fibre; a plurality of first grooves are formed in the bottom surface of the first clamping block and extend to the accommodating groove; a plurality of second grooves are formed in the bottom surface of the second clamping block and extend to the accommodating groove;
the top surface of the base is provided with a first adsorption hole and a second adsorption hole, the first adsorption hole and the second adsorption hole are respectively arranged on two sides of the accommodating groove, the first adsorption hole is communicated with the first groove, and the second adsorption hole is communicated with the second groove.
The first grooves are arranged on the bottom surface of the first clamping block at intervals along the length direction of the accommodating groove in parallel; the plurality of second grooves are arranged on the bottom surface of the second clamping block at intervals along the length direction of the accommodating groove in parallel.
The first clamping block and the second clamping block are symmetrical relative to the axis of the accommodating groove.
A first guide inclined plane is arranged between the top surface of the first clamping block and the side wall surface of the first clamping block facing the accommodating groove; and a second guide inclined plane is arranged between the top surface of the second clamping block and the side wall surface of the second clamping block facing the accommodating groove.
The base is provided with an air suction port used for being connected with a vacuum pump, and the first adsorption hole and the second adsorption hole are communicated with the air suction port.
The clamping device comprises a base, a first clamping block, a second clamping block and a clamping device, wherein the base is arranged on the base; the adjusting base is provided with a first through hole and a second through hole, the first adsorption hole is communicated with the first groove through the first through hole, and the second adsorption hole is communicated with the second groove through the second through hole.
The embodiment of the utility model also provides a cone drawing machine, which comprises a rack provided with a linear guide rail, and a first movable seat and a second movable seat which are arranged on the linear guide rail at intervals, wherein the first movable seat and the second movable seat are both connected with the linear guide rail in a sliding way; the optical fiber clamp comprises a first movable seat, a second movable seat and a first optical fiber clamp, wherein the first movable seat is provided with the first optical fiber clamp, the second movable seat is provided with the second optical fiber clamp, and the first optical fiber clamp and/or the second optical fiber clamp are/is the optical fiber clamps.
The embodiment of the utility model provides an optical fiber clamp and tapering machine, wherein optical fiber clamp include the base and install first clamp splice and the second clamp splice on the base, utilize the interval between first clamp splice and the second clamp splice to form the storage tank, are used for placing optic fibre, and this interval can be according to the reasonable adjustment of tapering distance of the needs of optic fibre. A plurality of first recesses have been seted up to the bottom surface of first clamp splice, a plurality of second recesses have been seted up to the bottom surface of second clamp splice, first adsorption hole and second adsorption hole have been seted up to the top surface of base simultaneously, establish on the base through covering first clamp splice and second clamp splice, intercommunication first adsorption hole and first recess and intercommunication second adsorption hole and second recess, therefore the gas in the storage tank is after first recess and second recess, is inhaled first adsorption hole and second adsorption hole respectively, and then adsorbs the centre gripping optic fibre from the both sides of storage tank. This fiber clamp simple structure, easy dismounting utilize first clamp splice and second clamp splice to realize the collimation nature of optic fibre installation, guarantee that the clamping part of optic fibre is not crooked at the in-process of tapering machine work, utilize the side direction to adsorb the stability that has improved the absorption clamping-force simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an optical fiber clamp according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a first clamping block and a second clamping block in an embodiment of the present invention;
FIG. 3 is a bottom view of the first block and the second block of FIG. 2;
fig. 4 is a schematic structural diagram of a base in an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an adjustment base in an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a cone drawing machine in an embodiment of the present invention;
description of reference numerals:
1: a base; 11: a first adsorption hole; 12: a second adsorption hole;
13: an air suction port; 14: a base mounting hole; 2: a first clamping block;
21: a first groove; 22: a first guide slope; 23: a first clamp block mounting hole;
3: a second clamp block; 31: a second groove; 32: a second guide slope;
33: a second clamp block mounting hole; 4: a containing groove; 5: adjusting the base;
51: a first through hole; 52: a second through hole; 53: adjusting a base mounting hole;
10: a frame; 20: a linear guide rail; 30: a first movable seat;
40: a second movable seat; 50: a first fiber clamp; 60: a second fiber clamp.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be noted that the terms "first" and "second" are used for clearly indicating the numbering of the product parts and do not represent any substantial difference unless explicitly stated or limited otherwise. The directions of the upper part, the lower part, the left part and the right part are all based on the directions shown in the attached drawings. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.
It is to be understood that, unless otherwise expressly specified or limited, the term "coupled" is used broadly, and may, for example, refer to directly coupled devices or indirectly coupled devices through intervening media. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.
Fig. 1 is a schematic structural diagram of an optical fiber fixture in an embodiment of the present invention, fig. 2 is a schematic structural diagram of a first clamping block and a second clamping block in an embodiment of the present invention, fig. 3 is a schematic bottom surface diagram of the first clamping block and the second clamping block in fig. 2, fig. 4 is a schematic structural diagram of a base in an embodiment of the present invention, as shown in fig. 1 to fig. 4, an embodiment of the present invention provides an optical fiber fixture, which includes a base 1 and a first clamping block 2 and a second clamping block 3 installed on the base 1, the first clamping block 2 and the second clamping block 3 are arranged relatively, and an interval between the first clamping block 2 and the second clamping block 3 forms a storage tank 4 for holding an optical fiber. The bottom surface of the first clamping block 2 is provided with a plurality of first grooves 21, and the first grooves 21 extend to the accommodating groove 4. The bottom surface of the second clamping block 3 is provided with a plurality of second grooves 31, and the second grooves 31 extend to the accommodating groove 4. The top surface of the base 1 is provided with a first adsorption hole 11 and a second adsorption hole 12, the first adsorption hole 11 and the second adsorption hole 12 are respectively arranged at two sides of the accommodating groove 4, the first adsorption hole 11 is communicated with the first groove 21, and the second adsorption hole 12 is communicated with the second groove 31.
Specifically, two side edges of the base 1 are respectively provided with a plurality of base mounting holes 14 along the length direction of the base 1, the first clamping block 2 and the second clamping block 3 are oppositely arranged on the base 1 at a certain interval, and the first clamping block 2 can be fixed on the left side of the base 1 by simultaneously penetrating through the first clamping block mounting hole 23 and the base mounting hole 14 on the left side of the base 1 through bolts; meanwhile, the bolts simultaneously pass through the second clamping block mounting holes 33 and the base mounting holes 14 on the right side of the base 1, so that the second clamping block 3 can be fixed on the right side of the base 1, and at the moment, the right side surface of the first clamping block 2, the left side surface of the second clamping block 3 and the upper surface of the base 1 form the accommodating groove 4. The first clamping block 2, the second clamping block 3 and the base 1 are detachably connected, so that the splicing installation of the optical fiber clamp can be realized quickly, and meanwhile, the size of the interval between the first clamping block 2 and the second clamping block 3 can be adjusted in time to meet the requirements of different optical fiber fusion taper couplings.
As shown in fig. 3 and 4, the bottom surface of the first clamping block 2 is provided with a plurality of first grooves 21, the right ends of the first grooves 21 extend to the accommodating groove 4, and the left ends of the first grooves 21 only need not penetrate through the first clamping block 2. Similarly, the bottom surface of the second clamping block 3 is also provided with a plurality of second grooves 31, the left end of each second groove 31 extends to the accommodating groove 4, and the right end of each second groove 31 only needs to be free from penetrating through the second clamping block 3. The first clamping block 2 and the second clamping block 3 are covered on the base 1 to communicate the first adsorption hole 11 with the first groove 21 and communicate the second adsorption hole 12 with the second groove 31, so that the gas in the accommodating groove 4 is respectively sucked into the first adsorption hole 11 and the second adsorption hole 12 after passing through the first groove 21 and the second groove 31, and the optical fibers can be adsorbed and clamped from two sides of the accommodating groove 4.
The optical fiber clamp provided by the embodiment comprises a base, a first clamping block and a second clamping block, wherein the first clamping block and the second clamping block are installed on the base, a containing groove is formed by utilizing the interval between the first clamping block and the second clamping block and used for containing an optical fiber, and the interval can be reasonably adjusted according to the tapering distance of the optical fiber. A plurality of first recesses have been seted up to the bottom surface of first clamp splice, a plurality of second recesses have been seted up to the bottom surface of second clamp splice, first adsorption hole and second adsorption hole have been seted up to the top surface of base simultaneously, establish on the base through covering first clamp splice and second clamp splice, intercommunication first adsorption hole and first recess and intercommunication second adsorption hole and second recess, therefore the gas in the storage tank is after first recess and second recess, is inhaled first adsorption hole and second adsorption hole respectively, and then adsorbs the centre gripping optic fibre from the both sides of storage tank. This fiber clamp simple structure, easy dismounting utilize first clamp splice and second clamp splice to realize the collimation nature of optic fibre installation, guarantee that the clamping part of optic fibre is not crooked at the in-process of tapering machine work, utilize the side direction to adsorb the stability that has improved the absorption clamping-force simultaneously.
Further, as shown in fig. 3, the plurality of first grooves 21 are disposed at intervals along the length direction of the accommodating groove 4 and in parallel on the bottom surface of the first clamping block 2; the second grooves 31 are disposed on the bottom surface of the second clamping block 3 at intervals along the length direction of the accommodating groove 4 and in parallel. The first groove 21 and the second groove 31 are both elongated.
Further, the first clamping block 2 and the second clamping block 3 are symmetrical about the axis of the accommodating groove 4. Namely, the first clamping block 2 and the second clamping block 3 are the same in size and shape.
Further, a first guiding inclined surface 22 is disposed between the top surface of the first clamping block 2 and the side wall surface of the first clamping block 2 facing the accommodating groove 4. A second guide inclined surface 32 is arranged between the top surface of the second clamping block 3 and the side wall surface of the second clamping block 3 facing the accommodating groove 4. As shown in fig. 1 to 2, the top surface of the first clamping block 2 is obliquely transited to the right side surface via the first guide inclined surface 22 in a downward right direction, and the top surface of the second clamping block 3 is obliquely transited to the left side surface via the second guide inclined surface 32 in a downward left direction, so that the first guide inclined surface 22 and the second guide inclined surface 32 together form a guide slope, which is more advantageous for the installation of the optical fiber.
Further, as shown in fig. 4, the base 1 is provided with a suction port 13 for connecting a vacuum pump, and the first suction hole 11 and the second suction hole 12 are both communicated with the suction port 13. Specifically, the suction port 13 is disposed at a side surface of the base 1, and a ventilation hole is disposed in the base 1 so that the first suction hole 11 and the second suction hole 12 are both communicated with the suction port 13.
Further, as shown in fig. 1 and 5, the adjusting device further includes an adjusting base 5, the adjusting base 5 is installed on the base 1, and the first clamping block 2 and the second clamping block 3 are installed on the adjusting base 5. The adjusting base 5 is provided with a first through hole 51 and a second through hole 52, the first suction hole 11 is communicated with the first groove 21 through the first through hole 51, and the second suction hole 12 is communicated with the second groove 31 through the second through hole 52. The installation height of the optical fiber can be adjusted by adjusting the base 5, and one or more adjusting bases 5 can be installed between the first clamping block 2, the second clamping block 3 and the base 1. Two sides of the adjusting base 5 are respectively provided with a plurality of adjusting base mounting holes 53 along the length direction of the base 1, and the adjusting base 5 can be fixed on the base 1 by bolts simultaneously penetrating through the adjusting base mounting holes 53 and the base mounting holes 14 of the base 1.
As shown in fig. 6, the embodiment of the present invention further provides a tapering machine, which includes a frame 10 provided with the linear guide 20 and a first movable seat 30 and a second movable seat 40 disposed on the linear guide 20 at intervals, wherein the first movable seat 30 and the second movable seat 40 are both slidably connected to the linear guide 20. The first movable seat 30 is provided with a first optical fiber clamp 50, the second movable seat 40 is provided with a second optical fiber clamp 60, and the first optical fiber clamp 50 and/or the second optical fiber clamp 60 are/is the optical fiber clamp described above.
Can see through above embodiment, the utility model provides an optical fiber clamp and tapering machine, wherein optical fiber clamp include the base and install first clamp splice and the second clamp splice on the base, utilize the interval between first clamp splice and the second clamp splice to form the storage tank for place optic fibre, this interval can be according to the tapering distance reasonable adjustment of the needs of optic fibre. A plurality of first recesses have been seted up to the bottom surface of first clamp splice, a plurality of second recesses have been seted up to the bottom surface of second clamp splice, first adsorption hole and second adsorption hole have been seted up to the top surface of base simultaneously, establish on the base through covering first clamp splice and second clamp splice, intercommunication first adsorption hole and first recess and intercommunication second adsorption hole and second recess, therefore the gas in the storage tank is after first recess and second recess, is inhaled first adsorption hole and second adsorption hole respectively, and then adsorbs the centre gripping optic fibre from the both sides of storage tank. This fiber clamp simple structure, easy dismounting utilize first clamp splice and second clamp splice to realize the collimation nature of optic fibre installation, guarantee that the clamping part of optic fibre is not crooked at the in-process of tapering machine work, utilize the side direction to adsorb the stability that has improved the absorption clamping-force simultaneously.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. An optical fiber clamp is characterized by comprising a base, a first clamping block and a second clamping block, wherein the first clamping block and the second clamping block are arranged on the base and are arranged oppositely, and an accommodating groove for accommodating an optical fiber is formed at the interval between the first clamping block and the second clamping block; a plurality of first grooves are formed in the bottom surface of the first clamping block and extend to the accommodating groove; a plurality of second grooves are formed in the bottom surface of the second clamping block and extend to the accommodating groove;
the top surface of the base is provided with a first adsorption hole and a second adsorption hole, the first adsorption hole and the second adsorption hole are respectively arranged on two sides of the accommodating groove, the first adsorption hole is communicated with the first groove, and the second adsorption hole is communicated with the second groove.
2. The optical fiber clamp of claim 1, wherein the first grooves are disposed at intervals along a length direction of the receiving groove and in parallel on a bottom surface of the first clamping block; the plurality of second grooves are arranged on the bottom surface of the second clamping block at intervals along the length direction of the accommodating groove in parallel.
3. The fiber clamp of claim 1, wherein the first clamp block and the second clamp block are symmetrical about an axis of the receiving slot.
4. The optical fiber clamp of claim 3, wherein a first guide slope is provided between a top surface of the first clamping block and a side wall surface of the first clamping block facing the receiving groove; and a second guide inclined plane is arranged between the top surface of the second clamping block and the side wall surface of the second clamping block facing the accommodating groove.
5. The optical fiber clamp of claim 1, wherein the base is provided with a suction port for connecting a vacuum pump, and the first suction hole and the second suction hole are both communicated with the suction port.
6. The fiber clamp of claim 1, further comprising an adjustment base mounted on the base, the first clamp block and the second clamp block being mounted on the adjustment base; the adjusting base is provided with a first through hole and a second through hole, the first adsorption hole is communicated with the first groove through the first through hole, and the second adsorption hole is communicated with the second groove through the second through hole.
7. A cone drawing machine is characterized by comprising a rack provided with a linear guide rail, and a first movable seat and a second movable seat which are arranged on the linear guide rail at intervals, wherein the first movable seat and the second movable seat are both connected to the linear guide rail in a sliding manner; the first movable seat is provided with a first optical fiber clamp, the second movable seat is provided with a second optical fiber clamp, and the first optical fiber clamp and/or the second optical fiber clamp are/is the optical fiber clamp in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922265356.9U CN210894775U (en) | 2019-12-16 | 2019-12-16 | Optical fiber clamp and tapering machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922265356.9U CN210894775U (en) | 2019-12-16 | 2019-12-16 | Optical fiber clamp and tapering machine |
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| CN210894775U true CN210894775U (en) | 2020-06-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112180500A (en) * | 2020-09-29 | 2021-01-05 | 武汉锐科光纤激光技术股份有限公司 | Fiber grating clamping and tension applying device |
-
2019
- 2019-12-16 CN CN201922265356.9U patent/CN210894775U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112180500A (en) * | 2020-09-29 | 2021-01-05 | 武汉锐科光纤激光技术股份有限公司 | Fiber grating clamping and tension applying device |
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