CN104166212B - For the bus rotational structure of grating adjustment rack - Google Patents
For the bus rotational structure of grating adjustment rack Download PDFInfo
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- CN104166212B CN104166212B CN201410434787.2A CN201410434787A CN104166212B CN 104166212 B CN104166212 B CN 104166212B CN 201410434787 A CN201410434787 A CN 201410434787A CN 104166212 B CN104166212 B CN 104166212B
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- picture frame
- threaded rod
- drive assembly
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Abstract
The invention discloses the bus rotational structure for grating adjustment rack, comprise back up pad, picture frame plate, bus rotary drive assembly and circular connector, back up pad front end face is fixed with circular connector, picture frame plate is flexibly connected with circular connector, left side or the lower end, right side of back up pad are fixed with force bearing plate, the rear end face of picture frame plate is fixed with bus rotary drive assembly above force bearing plate, bus rotary drive assembly comprises drive motor, bellows coupling, threaded rod and location-plate, one shaft coupling end of bellows coupling is fixedly connected with the output shaft of drive motor, another shaft coupling end of bellows coupling is fixedly connected with threaded rod, location-plate is provided with the threaded hole running through location-plate, threaded rod is through threaded hole, the termination of threaded rod under the deadweight of bus rotary drive assembly and picture frame plate with force bearing plate close contact.This invention has the advantage that degree of regulation is high, speed is fast, stability is strong.
Description
Technical field
The present invention relates to optical instrument and equipment technical field, especially relate to the bus rotational structure for grating adjustment rack.
Background technology
Optical adjusting frame, as one of contemporary optics instrument basic assembly, for supporting optical component, adjustment beam direction, realizes the quick and precisely location of light beam, is widely used at present in laboratory and optical device, instrument.
Along with the development of high power laser detection technique, the raising of laser power, bore and the weight of optical mirror slip increase on year-on-year basis, the bus rotational structure of existing optical adjusting frame in use very easily highlights insufficient rigidity, occurs low-frequency vibration under dynamic load effect, is out of shape the problems such as obvious, and this will directly affect the output performance of optical system.
Summary of the invention
The object of this invention is to provide the bus rotational structure for grating adjustment rack, overcome the deficiency of above-mentioned existing rotational structure, have that high, the stability of adjustment comfort level is strong, the advantage of handled easily.
Object of the present invention is achieved through the following technical solutions: for the bus rotational structure of grating adjustment rack, comprise back up pad, picture frame plate, bus rotary drive assembly and circular connector, described back up pad front end face is fixed with circular connector, described picture frame plate is flexibly connected with circular connector, picture frame plate can the axis rotation of annularly web member, left side or the lower end, right side of back up pad are fixed with force bearing plate, the rear end face of picture frame plate is fixed with bus rotary drive assembly above force bearing plate, bus rotary drive 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 running through location-plate, described threaded rod is through threaded hole, the termination of threaded rod and force bearing plate close contact.In the present invention, picture frame plate is used for support, positioning optical element, make the termination of threaded rod that axial displacement occur by the driving effect of bus rotary drive assembly and downward acting force is applied to force bearing plate, because force bearing plate is fixedly installed, thus react on the relative movement that the bus rotary drive assembly be fixed on picture frame plate makes it occur upwards.By the setting of circular connector, apply acting force upwards to picture frame plate, picture frame plate can the axis rotation of annularly web member, thus realizes the adjustment to optical element bus degree of freedom.
Depart from circular connector when rotating for avoiding picture frame plate, further, described circular connector is provided with annular slot, and described picture frame plate is provided with the annular card article adapted with annular slot, and described annular card article is fastened on annular slot.
For improving the stability that threaded rod termination contacts with force bearing plate, further, between described bus rotary drive assembly and described force bearing plate, be connected with Flexible Connector.
Adjustment precision and cost-saving is improved for reducing rotating speed, further, described bus rotary drive assembly also comprises speed reduction unit, and the input end of described speed reduction unit is connected to the output shaft of described drive motor, and the output terminal of described speed reduction unit is connected to a shaft coupling end of described bellows coupling.
For remaining good close contact between threaded rod during guarantee work and force bearing plate, further, the termination of described threaded rod is set to spherical termination.
Compared with existing drives structure, the present invention has following beneficial effect: make the termination of threaded rod that axial displacement occur by the driving effect of bus rotary drive assembly and apply downward acting force to force bearing plate, because force bearing plate is fixedly installed, thus react on the relative movement that the bus rotary drive assembly be fixed on picture frame plate makes it occur upwards.By the setting of circular connector, apply acting force upwards to picture frame plate, picture frame plate can the axis rotation of annularly web member, thus realizes the adjustment to the bus degree of freedom of optical element.There is provided motive power by drive motor, add the setting of speed reduction unit, this invention substantially increases speed and the precision of adjustment.Picture frame plate is connected by circular connector with between back up pad, and not only adjustment comfort level is high, of good reliability, stability strong, and compact conformation, easy and simple to handle.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention's specific embodiment;
Fig. 2 is the cut-open view along A-A direction shown in Fig. 1;
Fig. 3 is the cut-open view along B-B direction shown in Fig. 1.
Name in accompanying drawing corresponding to Reference numeral is called: 1, back up pad, 11, force bearing plate, 2, picture frame plate, 21, annular card article, 3, bus rotary drive assembly, 31, drive motor, 32, bellows coupling, 33, threaded rod, 34, location-plate, 35, Flexible Connector, 36, speed reduction unit, 4, circular connector, 41, annular slot.
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 thereto.
Embodiment 1
As Fig. 1, shown in Fig. 2 and Fig. 3, for the bus rotational structure of grating adjustment rack, it is characterized in that: comprise back up pad 1, picture frame plate 2, bus rotary drive assembly 3 and circular connector 4, described back up pad 1 front end face is fixed with circular connector 4, described picture frame plate 2 is flexibly connected with circular connector 4, picture frame plate 2 can the axis rotation of annularly web member 4, left side or the lower end, right side of back up pad 1 are fixed with force bearing plate 11, the rear end face of picture frame plate 2 is fixed with bus rotary drive assembly 3 above force bearing plate 11, bus rotary drive 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 running through location-plate 34, described threaded rod 33 is through threaded hole, the termination of threaded rod 33 and force bearing plate 11 close contact.In the present embodiment, picture frame plate 2 for supporting, positioning optical element, picture frame plate 2 is positioned at the left side of circular connector 4, and force bearing plate 11 is horizontally disposed with, the termination of threaded rod 33 under the deadweight of bus rotary drive assembly 3 and picture frame plate 2 with force bearing plate 11 close contact.During the present embodiment application, drive motor 31 acts on bellows coupling 32 makes it rotate, threaded rod 33 is driven to produce rotary motion by the power transmission effect of corrugated tube, cooperatively interacting again by threaded rod 33 and location-plate 34 upper screwed hole, makes the termination relative positioning plate 34 of threaded rod 33 that downward axial displacement occur.Because force bearing plate 11 is fixed in back up pad, the axial displacement of double thread bar 33 has barrier effect, thus reacts on the relative movement that bus rotary drive assembly 3 makes it occur upwards, thus to the acting force that picture frame plate 2 applies upwards.By the setting of circular connector 4, when applying acting force upwards to picture frame plate 2, picture frame plate 2 can the axis rotation of annularly web member 4.The present embodiment can according to the demand of beam direction, and the action time arranging drive motor drives threaded rod generation certain displacement, thus the angle of adjustment optical element bus degree of freedom.
Embodiment 2
The present embodiment has made following restriction further on the basis of embodiment 1: described circular connector 4 is provided with annular slot 41, described picture frame plate 2 is provided with the annular card article 21 adapted with annular slot 41, and described annular card article 21 is fastened on annular slot 41.In the present embodiment, for avoiding when rotating because bringing the change in location that can not expect in the gap between annular slot 41 and annular card article 21, circular connector 4 can be arranged the annular slot 41 of more than at least 2, setting position and the number annular card article 21 corresponding with annular slot 41 on picture frame plate 2.
Embodiment 3
The present embodiment has made following restriction further on the basis of embodiment 1: be connected with Flexible Connector 35 between described bus rotary drive assembly 3 and described force bearing plate 11.In the present embodiment, the two ends of Flexible Connector 35 can be connected to force bearing plate 11 and the location-plate 34 in bus rotary drive assembly 3.For reaching balanced stability, Flexible Connector 35 can be provided with 2.
Embodiment 4
The present embodiment has made following restriction further on the basis of embodiment 1: described bus rotary drive assembly 3 also comprises speed reduction unit 36, the input end of described speed reduction unit 36 is connected to the output shaft of described drive motor 31, and the output terminal of described speed reduction unit 36 is connected to a shaft coupling end of described bellows coupling 32.If directly act on bellows coupling 32 with drive motor 31, need the 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 and reduces to reach the effect that rotating speed improves Adjustment precision.
Embodiment 5
The present embodiment has made following restriction further on the basis of embodiment 1 ~ 4 any one embodiment: the termination of described threaded rod 33 is set to spherical termination.In the present embodiment, when bus rotary drive assembly 3 relatively force bearing plate 11 move upward to picture frame plate 2 apply upwards acting force time, because picture frame plate 2 can only the axis rotation of annularly web member 4, so being fixed on moving upward of the bus rotary drive assembly 3 on picture frame plate 2 is not rectilinear motion, but follows picture frame plate 2 and do movement in a curve.Correspondingly, in the course of the work, the termination of threaded rod 33 with the movement locus tilting action of bus rotary drive assembly 3 on force bearing plate 11, can be set to spherical termination by threaded rod 33, can keep the close contact of threaded rod 33 and force bearing plate 11 under each angle of inclination.
Above content is the further description done the present invention 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 drawn under technical scheme of the present invention, all should be included in protection scope of the present invention.
Claims (5)
1. for the bus rotational structure of grating adjustment rack, it is characterized in that: comprise back up pad (1), picture frame plate (2), bus rotary drive assembly (3) and circular connector (4), described back up pad (1) front end face is fixed with circular connector (4), described picture frame plate (2) is flexibly connected with circular connector (4), picture frame plate (2) can the axis rotation of annularly web member (4), the lower end, left side of back up pad (1) or lower end, right side are fixed with force bearing plate (11), the rear end face of picture frame plate (2) is fixed with bus rotary drive assembly (3) in the top of force bearing plate (11), bus rotary drive 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 running through location-plate (34), described threaded rod (33) is through threaded hole, the termination of threaded rod (33) and force bearing plate (11) close contact.
2. the bus rotational structure for grating adjustment rack according to claim 1, it is characterized in that: described circular connector (4) is provided with annular slot (41), described picture frame plate (2) is provided with the annular card article (21) adapted with annular slot (41), and described annular card article (21) is fastened on annular slot (41).
3. the bus rotational structure for grating adjustment rack according to claim 1, is characterized in that: be connected with Flexible Connector (35) between described bus rotary drive assembly (3) and described force bearing plate (11).
4. the bus rotational structure for grating adjustment rack according to claim 1, it is characterized in that: described bus rotary drive assembly (3) also comprises speed reduction unit (36), the input end of described speed reduction unit (36) is connected to the output shaft of described drive motor (31), and the output terminal of described speed reduction unit (36) is connected to a shaft coupling end of described bellows coupling (32).
5. according to the bus rotational structure for grating adjustment rack in claim 1 ~ 4 described in any one, it is characterized in that: the termination of described threaded rod (33) is set to spherical termination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410434787.2A CN104166212B (en) | 2014-08-29 | 2014-08-29 | For the bus rotational structure of grating adjustment rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410434787.2A CN104166212B (en) | 2014-08-29 | 2014-08-29 | For the bus rotational structure of grating adjustment rack |
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| Publication Number | Publication Date |
|---|---|
| CN104166212A CN104166212A (en) | 2014-11-26 |
| CN104166212B true CN104166212B (en) | 2016-04-20 |
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| CN201410434787.2A Active CN104166212B (en) | 2014-08-29 | 2014-08-29 | For the bus rotational structure of grating adjustment rack |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100959370B1 (en) * | 2010-02-10 | 2010-05-24 | 동림전기 주식회사 | Cutter for bus bar coating |
| CN102506689B (en) * | 2011-11-09 | 2014-06-18 | 上海市计量测试技术研究院 | Length measuring instrument-based high precision thread plug gauge measuring device and measurement method |
| CN103278109B (en) * | 2013-05-24 | 2015-08-26 | 中国科学院光电技术研究所 | Angle measurement precision detection device of satellite scanning angle monitor |
| CN103522127B (en) * | 2013-10-24 | 2016-05-04 | 东华大学 | A kind of on-machine measurement device and method for the processing of swinging curved profile |
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| CN104166212A (en) | 2014-11-26 |
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