CN104166211A - Drive mechanism of optical adjustment frame - Google Patents
Drive mechanism of optical adjustment frame Download PDFInfo
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- CN104166211A CN104166211A CN201410434774.5A CN201410434774A CN104166211A CN 104166211 A CN104166211 A CN 104166211A CN 201410434774 A CN201410434774 A CN 201410434774A CN 104166211 A CN104166211 A CN 104166211A
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- plate
- threaded rod
- bearing plate
- driven
- force bearing
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Abstract
The invention discloses a drive mechanism of an optical adjustment frame. The drive mechanism of the optical adjustment frame comprises a base, a bearing plate, a horizontal movement driving assembly, a guide rail plate and a sliding plate. The bearing plate is vertically and fixedly connected to the base. The guide rail plate is horizontally and fixedly connected to the base. The sliding plate is movably connected to the position above the guide rail plate. The horizontal movement driving assembly is fixedly connected with the sliding plate. The horizontal movement driving assembly comprises a drive motor, a bellows coupling, a threaded rod and a locating plate. One coupling end of the bellows coupling is fixedly connected with the output shaft of the drive motor. The other coupling end of the bellows coupling is fixedly connected with the threaded rod. A threaded hole penetrating through the locating plate is formed in the locating plate. The threaded rod penetrates through the threaded hole. An elastic connection piece is connected between the bearing plate and the locating plate. The end of the threaded rod is in tight contact with the bearing plate. The drive mechanism of the optical adjustment frame has the advantages of being high in adjustment precision, high in speed and high in stability.
Description
Technical field
the present invention relates to optical instrument and equipment technical field, especially relate to the driving mechanism of optical adjusting frame.
Background technology
In Experiments of Optics and optical device, need to use corresponding mechanical hook-up optical element to be regulated to realize the adjustment of beam direction.Traditional adjusting type of drive is artificial manual adjustments, though it can meet general laboratory requirement, it is low that it adjusts precision, the low and poor stability of regulated efficiency, thereby can not realize light beam and locate fast and accurately.
Summary of the invention
The object of this invention is to provide the driven unit for finely tuning optical element, overcome the deficiency of above-mentioned existing type of drive, have advantages of that degree of regulation is high, speed is fast, stability is strong.
Object of the present invention is achieved through the following technical solutions: the driving mechanism of optical adjusting frame, comprise pedestal, force bearing plate, driven in translation assembly, guide-rail plate and slide plate, described force bearing plate is vertically fixed on pedestal, described guide-rail plate level is fixed on pedestal, described slide plate is movably connected on the top of guide-rail plate, on slide plate, be fixed with driven in translation assembly, described driven in translation assembly comprises drive motor, bellows coupling, threaded rod and location-plate, one shaft coupling end of described bellows coupling is fixedly connected with the output shaft of described drive motor, another shaft coupling end of bellows coupling is fixedly connected with threaded rod, described location-plate is provided with the threaded hole that runs through location-plate, described threaded rod is through threaded hole, between described force bearing plate and driven in translation assembly, be connected with Flexible Connector, the termination of described threaded rod and force bearing plate close contact.In the present invention, on slide plate, can place the adjustment rack of support, positioning optical element, make the termination of threaded rod that axial displacement occur by the driving effect of driven in translation assembly force bearing plate is applied to acting force backward, because force bearing plate is fixedly installed, thereby react on the driven in translation assembly being fixed on slide plate and make it that relatively moving forward occur.By the setting of guide-rail plate, slide plate is applied to acting force forward, there is displacement forward in slide plate relatively pedestal, thereby realizes the translation adjustment to optical element.
Further, described guide-rail plate is provided with draw runner, and the lower surface of described slide plate is provided with the chute adapting with draw runner, and draw runner is inserted in chute.So, can improve the stability of relative motion between slide plate and guide-rail plate.
Put forward high accuracy of adjustment and cost-saving for reducing rotating speed, described driven in translation assembly also comprises speed reduction unit, the input end of described speed reduction unit is connected in the output shaft of described drive motor, and the output terminal of described speed reduction unit is connected in a shaft coupling end of described bellows coupling.
While rotation for reducing, the wearing and tearing of threaded rod to force bearing plate end face, further, are provided with washer seat with the contact position of threaded rod on described force bearing plate end face.
For reducing the termination wearing and tearing to force bearing plate end face when rotated of threaded rod, further, the termination of described threaded rod is made as spherical termination.Meanwhile, in the time that guide-rail plate is provided with arc track, threaded rod in the course of the work can tilting action in force bearing plate, the termination of threaded rod is made as to spherical termination, can keep the close contact of threaded rod and force bearing plate under each angle of inclination.
Compared with existing drives structure, the present invention has following beneficial effect: in the present invention, on slide plate, can place the adjustment rack of support, positioning optical element, make the termination of threaded rod that axial displacement occur by the driving effect of driven in translation assembly force bearing plate is applied to acting force backward, because force bearing plate is fixedly installed, thereby react on the driven in translation assembly being fixed on slide plate and make it that relatively moving forward occur.By the setting of guide-rail plate, slide plate is applied to acting force forward, there is displacement forward in slide plate relatively pedestal, thereby realizes the translation adjustment to optical element.Provide motive power by drive motor, add the setting of speed reduction unit, this invention has improved speed and the precision adjusted greatly.Between slide plate and pedestal, be connected by guide-rail plate, not only adjust that comfort level is high, reliability is good, stability is strong, and compact conformation, easy and simple to handle.
Brief description of the drawings
Fig. 1 is the structural representation of a specific embodiment of the present invention;
Fig. 2 is the cut-open view along A-A direction shown in Fig. 1.
In accompanying drawing, the corresponding name of Reference numeral is called: 1, pedestal, 2, force bearing plate, 3, driven in translation assembly, 31, drive motor, 32, bellows coupling, 33, threaded rod, 34, location-plate, 35, Flexible Connector, 36, speed reduction unit, 4, guide-rail plate, 41, draw runner, 5, slide plate.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment 1
As Fig. 1, shown in Fig. 2, the driving mechanism of optical adjusting frame, comprise pedestal 1, force bearing plate 2, driven in translation assembly 3, guide-rail plate 4 and slide plate 5, described force bearing plate 2 is vertically fixed on pedestal 1, described guide-rail plate 4 levels are fixed on pedestal 1, described slide plate 5 is movably connected on the top of guide-rail plate 4, on slide plate 5, be fixed with driven in translation assembly 3, described driven in translation assembly 3 comprises drive motor 31, bellows coupling 32, threaded rod 33 and location-plate 34, one shaft coupling end of described bellows coupling 32 is fixedly connected with the output shaft of described drive motor 31, another shaft coupling end of bellows coupling 32 is fixedly connected with threaded rod 33, described location-plate 34 is provided with the threaded hole that runs through location-plate 34, described threaded rod 33 is through threaded hole, between described force bearing plate 2 and driven in translation assembly 3, be connected with Flexible Connector 35, the termination of described threaded rod 33 and force bearing plate 2 close contacts.In the present embodiment, on slide plate 5, can place for supporting, the adjustment rack of positioning optical element.When the present embodiment application, start the drive motor 31 in driven in translation assembly 3, the motive power of drive motor 31 is acted on to bellows coupling 32 and make it produce axial-rotation motion, under the effect of corrugated tube torsion power transmission, drive the threaded rod 33 being connected with bellows coupling 32 also to produce axial-rotation motion.On location-plate 34, be provided with threaded rod 33 on the threaded hole that adapts of screw thread, thereby in the time of threaded rod 33 axial-rotation, by the cooperation of engaging between screw thread, can make threaded rod 33 relative positioning plates 34 that axial displacement occurs.Because force bearing plate 2 is fixed on pedestal 1, the axial displacement of double thread bar 33 has barrier effect, thereby reacts on driven in translation assembly 3 and make it that relatively moving forward occur.Because driven in translation assembly 3 is fixed on slide plate 5, give slide plate 5 acting force forward, make slide plate 5, on guide-rail plate 4, relative motion occur, thereby realize the translation adjustment of optical element.The present embodiment can be according to the demand of beam direction, and drive threaded rod generation certain displacement the action time of setting drive motor, thereby adjusts the translation position of optical element.
Embodiment 2
The present embodiment has been made following further restriction on the basis of embodiment 1: on described guide-rail plate 4, be provided with draw runner 41, the lower surface of described slide plate 5 is provided with the chute adapting with draw runner 41, and draw runner 41 is inserted in chute.For improving the stability of relative motion between slide plate 5 and guide-rail plate 4, on guide-rail plate 4, can be provided with 2 draw runners 41 above, slide plate 5 is provided with the chute corresponding with the number of draw runner 41 and position.
Embodiment 3
The present embodiment has been made following further restriction on the basis of embodiment 1: described driven in translation assembly 3 also comprises speed reduction unit 36, the input end of described speed reduction unit 36 is connected in the output shaft of described drive motor 31, and the output terminal of described speed reduction unit (36) is connected in a shaft coupling end of described bellows coupling (33).Need if directly act on 32 of bellows couplings with drive motor 31 servomotor that deployment cost is higher.In the present embodiment, for reducing costs, be connected with speed reduction unit 36 in the centre of drive motor 31 and bellows coupling 32, drive motor 31 acts on bellows coupling 32 by speed reduction unit 36 to be reduced rotating speed and puies forward the effect of high accuracy of adjustment to reach.
Embodiment 4
The present embodiment has been made following further restriction on the basis of embodiment 1: on described force bearing plate 2 end faces, be provided with washer seat 21 with the contact position of threaded rod 33.In the present embodiment, on washer seat 21, can be provided with the groove adapting with the termination of threaded rod 33.When work, the termination of threaded rod 33 is inserted in groove, can improve threaded rod 33 terminations and act on the stability of force bearing plate 2.
Embodiment 5
On the basis of the present embodiment any one embodiment in embodiment 1 ~ 4, make following further restriction: the termination of described threaded rod 33 is made as spherical termination.In the present embodiment, if when guide-rail plate 4 is provided with arc track, threaded rod 33 in the course of the work can tilting action in force bearing plate 2, the termination of threaded rod 33 is made as to spherical termination, can keep the close contact of threaded rod 33 and force bearing plate 2 under each angle of inclination.
Above content is the further description of the present invention being done in conjunction with concrete preferred implementation, can not assert that the specific embodiment of the present invention is confined to these explanations.For general technical staff of the technical field of the invention, not departing from other embodiments that draw under technical scheme of the present invention, all should be included in protection scope of the present invention.
Claims (5)
1. the driving mechanism of optical adjusting frame, it is characterized in that: comprise pedestal (1), force bearing plate (2), driven in translation assembly (3), guide-rail plate (4) and slide plate (5), described force bearing plate (2) is vertically fixed on pedestal (1), described guide-rail plate (4) level is fixed on pedestal (1), described slide plate (5) is movably connected on the top of guide-rail plate (4), on slide plate (5), be fixed with driven in translation assembly (3), described driven in translation assembly (3) comprises drive motor (31), bellows coupling (32), threaded rod (33) and location-plate (34), one shaft coupling end of described bellows coupling (32) is fixedly connected with the output shaft of described drive motor (31), another shaft coupling end of bellows coupling (32) is fixedly connected with threaded rod (33), described location-plate (34) is provided with the threaded hole that runs through location-plate (34), described threaded rod (33) is through threaded hole, between described force bearing plate (2) and driven in translation assembly (3), be connected with Flexible Connector (35), the termination of described threaded rod (33) and force bearing plate (2) close contact.
2. the driving mechanism of optical adjusting frame according to claim 1, is characterized in that: described guide-rail plate (4) is provided with draw runner (41), and the lower surface of described slide plate (5) is provided with the chute adapting with draw runner (41), and draw runner (41) is inserted in chute.
3. the driving mechanism of optical adjusting frame according to claim 1, it is characterized in that: described driven in translation assembly (3) also comprises speed reduction unit (36), the input end of described speed reduction unit (36) is connected in the output shaft of described drive motor (31), and the output terminal of described speed reduction unit (36) is connected in a shaft coupling end of described bellows coupling (33).
4. the driving mechanism of optical adjusting frame according to claim 1, is characterized in that: on described force bearing plate (2) end face, be provided with washer seat (21) with the contact position of threaded rod (33).
5. according to the driving mechanism of the optical adjusting frame described in any one in claim 1 ~ 4, it is characterized in that: the termination of described threaded rod (33) is made as spherical termination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410434774.5A CN104166211A (en) | 2014-08-29 | 2014-08-29 | Drive mechanism of optical adjustment frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410434774.5A CN104166211A (en) | 2014-08-29 | 2014-08-29 | Drive mechanism of optical adjustment frame |
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| CN104166211A true CN104166211A (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410434774.5A Pending CN104166211A (en) | 2014-08-29 | 2014-08-29 | Drive mechanism of optical adjustment frame |
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| CN201081770Y (en) * | 2007-09-21 | 2008-07-02 | 上海微电子装备有限公司 | Movable lens adjusting device |
| CN101216590A (en) * | 2008-01-21 | 2008-07-09 | 上海微电子装备有限公司 | Three freedom degree reflector adjusting apparatus |
| EP1992973A2 (en) * | 2005-01-12 | 2008-11-19 | Trimble Jena GmbH | Positioning device |
| CN101685190A (en) * | 2005-01-12 | 2010-03-31 | 特里伯耶拿有限公司 | Positioning means |
| CN102156340A (en) * | 2011-03-31 | 2011-08-17 | 哈尔滨工业大学 | High-precision pose adjusting device for spliced grating |
| CN102305968A (en) * | 2011-09-14 | 2012-01-04 | 中国科学院长春光学精密机械与物理研究所 | Laser beam expanding lens transposition mechanism |
| CN202512284U (en) * | 2011-12-30 | 2012-10-31 | 吴江市博众精工科技有限公司 | Detection module |
| CN202533643U (en) * | 2012-01-20 | 2012-11-14 | 中国科学院上海技术物理研究所 | High-precision focus control device of remote sensing instrument |
| CN202661701U (en) * | 2012-06-29 | 2013-01-09 | 中国工程物理研究院应用电子学研究所 | Electric adjustment optical mirror bracket |
| CN103197397A (en) * | 2013-04-13 | 2013-07-10 | 哈尔滨工业大学 | Whole four-dimensional high-precision adjusting device for grating splicing |
| CN103955043A (en) * | 2014-05-15 | 2014-07-30 | 哈尔滨工业大学 | Five-dimensional high-precision platform for installation testing of large gratings |
-
2014
- 2014-08-29 CN CN201410434774.5A patent/CN104166211A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1595218A (en) * | 2004-07-09 | 2005-03-16 | 中国工程物理研究院机械制造工艺研究所 | Five-freedom-degree laser focusing lens adjusting frame |
| EP1992973A2 (en) * | 2005-01-12 | 2008-11-19 | Trimble Jena GmbH | Positioning device |
| CN101685190A (en) * | 2005-01-12 | 2010-03-31 | 特里伯耶拿有限公司 | Positioning means |
| CN201081770Y (en) * | 2007-09-21 | 2008-07-02 | 上海微电子装备有限公司 | Movable lens adjusting device |
| CN101216590A (en) * | 2008-01-21 | 2008-07-09 | 上海微电子装备有限公司 | Three freedom degree reflector adjusting apparatus |
| CN102156340A (en) * | 2011-03-31 | 2011-08-17 | 哈尔滨工业大学 | High-precision pose adjusting device for spliced grating |
| CN102305968A (en) * | 2011-09-14 | 2012-01-04 | 中国科学院长春光学精密机械与物理研究所 | Laser beam expanding lens transposition mechanism |
| CN202512284U (en) * | 2011-12-30 | 2012-10-31 | 吴江市博众精工科技有限公司 | Detection module |
| CN202533643U (en) * | 2012-01-20 | 2012-11-14 | 中国科学院上海技术物理研究所 | High-precision focus control device of remote sensing instrument |
| CN202661701U (en) * | 2012-06-29 | 2013-01-09 | 中国工程物理研究院应用电子学研究所 | Electric adjustment optical mirror bracket |
| CN103197397A (en) * | 2013-04-13 | 2013-07-10 | 哈尔滨工业大学 | Whole four-dimensional high-precision adjusting device for grating splicing |
| CN103955043A (en) * | 2014-05-15 | 2014-07-30 | 哈尔滨工业大学 | Five-dimensional high-precision platform for installation testing of large gratings |
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