CN1261738C - Array aiming adjusting device of fiber-optic collimating apparatus - Google Patents
Array aiming adjusting device of fiber-optic collimating apparatus Download PDFInfo
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- CN1261738C CN1261738C CN 200310108668 CN200310108668A CN1261738C CN 1261738 C CN1261738 C CN 1261738C CN 200310108668 CN200310108668 CN 200310108668 CN 200310108668 A CN200310108668 A CN 200310108668A CN 1261738 C CN1261738 C CN 1261738C
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- adjustment module
- optical fiber
- oscillation adjustment
- treadmill
- fiber collimator
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- Optical Couplings Of Light Guides (AREA)
Abstract
The present invention discloses an array alignment regulating device of an optical fiber collimator. The present invention comprises horizontally moving slide blocks which are sequentially installed from bottom to top on a sliding base along directions from top to bottom, from left to right and from front to back and a rotary regulating module formed by installing a small sleeve barrel with an optical fiber collimator fixing clamp in the center into a large sleeve barrel, wherein a first swing regulating module is installed on the framework of the rotary regulating module. The first swing regulating module and a second swing regulating module are respectively installed on the upper part and the lower part of a first connecting plate, and both ends of a second connecting plate are respectively connected with the second swing regulating module and a horizontally moving slide block in a Z direction. The present invention realizes six decomposed regulating degrees of freedom by means of six independent regulating knobs on the regulating device. The present invention can be widely applied to optical aligning regulation among optical fiber collimators and among optical fiber collimator arrays in the field of packaging optical communication devices.
Description
Technical field
The present invention relates to be used to regulate the device of optical element, relate in particular to a kind of optical fiber collimator array alignment regulating device.
Background technology
Optical fiber collimator is a kind of optical passive component, is accurately formed the location by tail optical fiber and GRIN Lens.It can be transformed into the transmission light in the optical fiber collimated light (directional light), or the external world parallel (approximate parallel) is optically coupled in the optical fiber.In various optical communication devices, the light path coupling that utilizes optical fiber collimator to carry out is very common a kind of coupling scheme, and its coupling efficiency and governing speed all have direct influence to the insertion loss and the packaging efficiency of device.Domestic at present five dimension optical adjustment framves that use carry out optical alignment more.
When utilizing five dimension optical adjustment framves (as shown in Figure 5) to carry out optical adjustment, optical fiber collimator is axially placed along o '.Adjusting bracket one has 5 adjusting knobs, wherein 25,26,27 translational adjustment that are used to realize along on a, b, three directions of c.28,29 adjustings that are used to realize around d, e axial wobble.Notice that horizontal axis o and collimating apparatus central shaft o ' that 28,29 intersection points of regulating the rotation axis d, the e that realize pass through have a segment distance oo ' (as shown in Figure 5), when regulating 28 or 29 knobs, with the significantly swing of guiding fiber collimating apparatus outgoing end points.It inserts loss to the deviation susceptibility of displacement and angle and inconsistent as can be known by the optical adjustment properties of optical fiber collimator, and angular deviation is far longer than offset deviation to inserting the influence of loss to the influence of inserting loss.Therefore, to regulate difficulty very big for the five dimension optical adjustment framves aligning that is applied to optical fiber collimator.
Summary of the invention
The object of the present invention is to provide and to satisfy optical fiber collimator array alignment adjusting requirement, have 6 a kind of optical fiber collimator array alignment regulating devices of regulating degree of freedom.
In order to achieve the above object, the technical solution used in the present invention is:
Present invention resides in be equipped with successively from bottom to up on the glide base can be respectively about, front and back and three translation slide blocks of translation on three directions up and down; It is characterized in that: also comprise the rotation adjustment module, the first oscillation adjustment module, the second oscillation adjustment module, first web joint and second web joint; Wherein:
1) described rotation adjustment module comprises two coaxial installations, realizes counterrotating big sleeve and small sleeve, and wherein small sleeve is fixedlyed connected with the optical fiber collimator anchorage clip, makes the clamped position of anchor clamps pass through the sleeve center simultaneously;
2) the described first oscillation adjustment module comprises the two first parallel treadmill, second treadmills of straining on adjacent both sides with two groups of springs, clip circular steel ball on the angle that limits on the described adjacent both sides of above-mentioned two treadmills, and on two angles the adjusting knob that head has two fine threads of thimble is housed respectively in addition on the described adjacent both sides of above-mentioned two treadmills;
3) the described second oscillation adjustment module has and the identical structure of the first oscillation adjustment module;
4) skeleton of rotation adjustment module is connected with bolt with first treadmill of the first oscillation adjustment module, the first web joint upper and lower end is connected with bolt with second treadmill of the first oscillation adjustment module and second treadmill of the second oscillation adjustment module respectively, and end is connected with bolt with first treadmill of the second oscillation adjustment module and the translation slide block of translation along the vertical direction respectively about second web joint.
The present invention compared with prior art, the useful effect that has is:
1. oscillation adjustment module and a rotation adjustment module of two decomposition on the prior art basis, have been introduced, the distance of having eliminated simultaneously between collimating apparatus emergent light axis and the oscillation adjustment rotating shaft intersection point is eccentric, making the present invention have one rotates along the collimating apparatus optical axis direction, translation on two orthogonal directionss on the swing of its outgoing end points and three mutually orthogonal directions is the adjusting degree of freedom of totally six decomposition, made things convenient for collimating apparatus between aligning regulate;
2. introduced one and rotated adjustment module, can realize the rotation of collimator array around its fastened collimating apparatus emergent light axis, the aligning that makes the present invention can be applicable to the optical fiber collimator array is regulated.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a structure assembling process synoptic diagram of the present invention;
Fig. 3 is an oscillation adjustment modular structure synoptic diagram;
Fig. 4 is an optical fiber collimator array alignment process schematic representation;
Fig. 5 is five dimension optical adjustment shelf structure synoptic diagram.
1. glide bases among the figure, 2. adjusting knob, 3. translation slide block, 4. adjusting knob, 5. translation slide block, 6. translation slide block, 7. adjusting knob, 8. adjusting knob, 9. big sleeve, 10. the first oscillation adjustment module, 11. first web joints, 12,12 '. adjusting knob, 13. the second oscillation adjustment module, 14,14 '. adjusting knob, 15. optical fiber collimator anchorage clips, 16. second web joints, 17. small sleeve, 18,18 '. treadmill, 19,19 '. treadmill, 20. spring, 21. springs, 22. circular steel balls, 23. spring, 24. springs, 25. adjusting knobs, 26. adjusting knob, 27. adjusting knob, 28. adjusting knobs, 29. adjusting knobs.
Embodiment
In the photoswitch of the high port of micro mirror array type, the beam alignment of optical fiber collimator array becomes critical process procedure in the element manufacturing, aims at the back and requires can be coupled into the outgoing collimator array from the light signal of input collimator array arbitrary port outgoing after the micro mirror reflection.The optical alignment of array mainly contains following technological process (as shown in Figure 4):
1. the making collimator array as I among Fig. 4 or II, makes outgoing beam equidistant and parallel;
2. fixing I is clipped in the A ' among the II in the anchorage clip of regulating device, the device array I that collimates, and A and A ' port aims in two collimator arrays of II;
3. not changing the position of collimator array I, serves as that an II collimator array is regulated in the axle rotation with the light beam of A ', makes the Insertion Loss value of all of the port reach minimum.
From above-mentioned process engineering as can be known, being used for collimator array optical alignment regulating device needs 6 to regulate degree of freedom at least: except 5 adjusting degree of freedom that above-mentioned five times regualting frame has, also need add an adjusting degree of freedom of rotating around the collimating apparatus light beam.Simultaneously must regulate degree of freedom and improve two shown in 28,29 in the five times regualting frame, eliminate as shown in Figure 5 apart from oo '.Can realize the aligning adjusting of the low Insertion Loss of collimator array high-level efficiency.
As Fig. 1, Fig. 2, shown in Figure 3, present invention resides in about glide base 1 is equipped with from bottom to up successively, about and the translation slide block 3,5,6 on three directions in front and back.Comprise that also the small sleeve 17 that has an optical fiber collimator anchorage clip 15 by the center is contained in the rotation adjustment modules of forming in the big sleeve 9, on the skeleton A of rotation adjustment module the first oscillation adjustment module 10 is housed, first web joint, the 11 upper and lower two ends that the first oscillation adjustment module 10 and the second oscillation adjustment module, 13, the second web joints 16 are housed respectively are connected with the slide block 6 of the second oscillation adjustment module 13 with the translation of Z direction respectively.
Said two oscillation adjustment modules 10,13, comprise two respectively with two groups of springs 20,21 and 23,24 two parallel treadmills 18 ', 19 ' in both sides tensions, 18,19, at two treadmills 18 ', 19 ', 18, on 19 angle, be clipped in the circular steel ball 22 of 20,21 and 23,24 on two groups of springs, at two treadmills 18 ', 19 ', 18, on other two relative angles of 19 adjusting knob 12 ' that head has two fine threads of thimble is housed respectively, 12 and 14 ', 14.
Said translational adjustment seat comprises three translation slide blocks 3,5,6: carry out the translation slide block 5 that translation slide block 6 that above-below direction regulates regulates by guide rail and fore-and-aft direction and link to each other, 5 translation slide blocks 3 by guide rail and left and right directions adjusting of the translation slide block that fore-and-aft direction is regulated are connected.Can realize vertical, horizontal and vertical translational adjustment degree of freedom respectively by regulating 7,4,2 these three knobs.
Said rotation adjustment module comprises two coaxial installations, can realize counterrotating big sleeve 9, small sleeve 17, wherein small sleeve 17 is fixedlyed connected with optical fiber collimator anchorage clip 15, make the clamped position of anchor clamps pass through the sleeve center simultaneously, rotate the fine setting that adjusting knob 8 is realized rotary freedoms.
Optical fiber collimator array alignment regulating device, as Fig. 1, Fig. 2, shown in Figure 3, when regulating operation, the collimating apparatus A ' quilt in the collimator array as shown in Figure 4 clamps with the anchor clamps 15 that small sleeve is fixed together, and makes the outgoing end points of A ' be in the intersection point place of R3 and R4 diaxon.Small sleeve 17 and big sleeve 9 concentric installation by adjusting knob 6, make small sleeve 17 rotate around the axle center, owing to the clamped position of optical fiber collimator anchorage clip 15 center of rotation by sleeve, have so promptly realized the sway degree of freedom of adjusting of collimating apparatus.
The rotation adjustment module that above-mentioned sleeve and anchor clamps are formed is fixed on the movable block 18 ' of oscillation adjustment module 10, rotate adjusting knob 12 ', change thimble length with adjusting knob 12 ' one, the R3 axle that makes movable block wind to be made up of steel ball and thimble rotates, and has realized that promptly collimating apparatus is around the swing degree of freedom of its outgoing end points on horizontal plane.
Rotation adjustment module and oscillation adjustment module are fixing by the portable plate 19 of web joint and oscillation adjustment module 13, rotate adjusting knob 14, change thimble length with adjusting knob 14 one, the R4 axle that makes movable block wind to be made up of circular steel ball 22 and thimble rotates, and has realized that promptly collimating apparatus is around the swing degree of freedom of its outgoing end points on perpendicular.
Three above-mentioned adjustment modules are fixing with the upper and lower translation slide block 6 of translational adjustment frame by web joint 16, make translation slide block 6,5 and 3 along the place planar slide respectively by adjusting knob 7,4,2, can realize respectively collimating apparatus about, about and three directions in front and back on translation freedoms.
Whole regulating device is placed on the glide base 1 by a trapezoidal rails, can change the initial position of regulating device by the slip on guide rail.
In sum, regulate 8,12,14,7,4 and 2 six knobs respectively, can realize that one is rotated along the collimating apparatus optical axis direction, the translation on two orthogonal directionss on the swing of its outgoing end points and three mutually orthogonal directions is the adjusting degree of freedom of totally six decomposition.
By adjusting above-mentioned six-freedom degree respectively, can realize between the collimating apparatus very easily, the optical alignment between the collimator array regulates.
Claims (1)
1, a kind of optical fiber collimator array alignment regulating device, be included in be equipped with successively from bottom to up on the glide base (1) can be respectively about, front and back and three translation slide blocks (3,5,6) of translation on three directions up and down; It is characterized in that: also comprise the rotation adjustment module, the first oscillation adjustment module (10), the second oscillation adjustment module (13), first web joint (11) and second web joint (16); Wherein:
1) described rotation adjustment module comprises two coaxial installations, realizes counterrotating big sleeve (9) and small sleeve (17), and wherein small sleeve (17) is fixedlyed connected with optical fiber collimator anchorage clip (15), makes the clamped position of anchor clamps pass through the sleeve center simultaneously;
2) the described first oscillation adjustment module (10) comprises two with two groups of springs (20,21; 23,24) the first parallel treadmill, second treadmill of straining on adjacent both sides (18 ', 19 '), clip circular steel ball (22) on the angle that limits on the described adjacent both sides of above-mentioned two treadmills (18 ', 19 '), and on two angles the adjusting knob (12 ', 14 ') that head has two fine threads of thimble is housed respectively in addition on the described adjacent both sides of above-mentioned two treadmills (18 ', 19 ');
3) the described second oscillation adjustment module (13) has and the identical structure of the first oscillation adjustment module (10);
4) skeleton (A) of rotation adjustment module is connected with bolt with first treadmill (18 ') of the first oscillation adjustment module (10), first web joint (11) upper and lower end is connected with bolt with second treadmill (19 ') of the first oscillation adjustment module (10) and second treadmill (19) of the second oscillation adjustment module (13) respectively, and end is connected with bolt with first treadmill (18) of the second oscillation adjustment module (13) and the translation slide block (6) of translation along the vertical direction respectively about second web joint (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310108668 CN1261738C (en) | 2003-11-12 | 2003-11-12 | Array aiming adjusting device of fiber-optic collimating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310108668 CN1261738C (en) | 2003-11-12 | 2003-11-12 | Array aiming adjusting device of fiber-optic collimating apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1544880A CN1544880A (en) | 2004-11-10 |
| CN1261738C true CN1261738C (en) | 2006-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200310108668 Expired - Fee Related CN1261738C (en) | 2003-11-12 | 2003-11-12 | Array aiming adjusting device of fiber-optic collimating apparatus |
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| Country | Link |
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| CN (1) | CN1261738C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275040B (en) * | 2011-07-11 | 2013-12-11 | 中南大学 | Auto-coupling welding and packaging mechanical device of coaxial-type optical transceiving device |
| JP2015045539A (en) * | 2013-08-27 | 2015-03-12 | セイコーインスツル株式会社 | Device for measuring concentricity of ferrule |
| CN106249356A (en) * | 2016-08-31 | 2016-12-21 | 无锡信欧光电科技有限公司 | A kind of automatic coupling light device for the debugging of collimator reflection end |
| CN107687832B (en) * | 2017-08-12 | 2019-08-16 | 哈尔滨工业大学 | A kind of test macro and method for examining I core barrel surface quality of Wolter- using contact contourgraph |
| CN108387328A (en) * | 2018-04-20 | 2018-08-10 | 国网电力科学研究院武汉南瑞有限责任公司 | A kind of chargeable transformer optical fiber temperature-measurement node energy harvester |
| CN109163749B (en) * | 2018-09-30 | 2024-03-01 | 中国电子科技集团公司第三十四研究所 | Unbalanced optical fiber M-Z interferometer, adjusting platform and manufacturing method thereof |
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2003
- 2003-11-12 CN CN 200310108668 patent/CN1261738C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN1544880A (en) | 2004-11-10 |
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