CN102621652A - Two-dimensional angle-adjustable mirror bracket - Google Patents
Two-dimensional angle-adjustable mirror bracket Download PDFInfo
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- CN102621652A CN102621652A CN201210091198XA CN201210091198A CN102621652A CN 102621652 A CN102621652 A CN 102621652A CN 201210091198X A CN201210091198X A CN 201210091198XA CN 201210091198 A CN201210091198 A CN 201210091198A CN 102621652 A CN102621652 A CN 102621652A
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Abstract
The invention relates to a two-dimensional angle-adjustable mirror bracket. The two-dimensional angle-adjustable mirror bracket comprises a ball seat plate, a rotating body and a fastening piece, wherein the rotating body is matched with the spherical surface of the ball seat plate; and the fastening piece is used for fixing the rotating body relative to the ball seat plate. The rotating body is a multi-spherical rotating body (9), wherein the spherical surface (16) is positioned in the centre of one end of the multi-spherical rotating body (9); the spherical diameter of the spherical surface is the same as that of the ball seat plate (4), and the spherical surface is provided with a revolution axis (17); four fine-turning spherical surfaces (18) are uniformly formed on the periphery of the second end, opposite to the first end, of the rotating body (9); and the periphery of the first end is separated from the ball seat plate (4). A through hole (19) is formed in the centre of each fine-turning spherical surface; and the central line of each through hole is parallel to the revolution axis (17). Spherical gaskets (5) each of which is matched with each of the fine-turning spherical surface in pairs are provided; and the spherical surfaces of the spherical gaskets (5) are matched with corresponding spherical surfaces (18). The diameter of the matching part between the fastening piece (8) and each through hole of each spherical surface (18) and the diameter of the matching part between the fastening piece (8) and the corresponding spherical gasket (5) are less than the diameters of the through holes of the spherical surface (18) and the corresponding spherical gasket (5).
Description
Technical field
The present invention relates to regulate mirror holder, relate in particular to the adjustable mirror holder of the two dimension angular that is widely used in the laser industry.
Background technology
Common two dimension angular is regulated mirror holder in the existing market, though each is variant for structure, all can not break away from spring structure, all adopts spring tension and ball screw top accent mode.
The common shortcoming of above-mentioned adjusting mirror holder is following:
When forming locking, bring micro-angular turn and then need carry out the defective that the secondary trace is mended adjusting because the build-in attribute of spring members, existing adjusting mirror holder have usually.Because having accomplished locking, can not regulate this moment, only if, so cause latch mechanism can not realize its due function just loosening once more latch mechanism can be mended accent.Therefore cause in the practical application should not be with the latch mechanism locking of regulating mirror holder, and when particularly relating to the operation of high precision angular adjustment, this has just caused separating of adjustment process and locking process.Obviously, these factors determined this type of regulate mirror holder can't realize locking with trim process synchronously, and cause regulating the Mirror frame structure instability, after accomplishing angular setting, it does not possess stable reliability, particularly under the vibration working environment.
In addition, spring members is because fatigue failure can appear in long-term use, or it causes the reliability of this type of adjusting mirror holder lower owing to the influence that receives action of gravity for a long time is easy to generate microdisplacement under condition of work.
Summary of the invention
Based on above-mentioned prior art, the purpose of this invention is to provide the adjustable mirror holder of a kind of two dimension angular, the adjustable mirror holder of this two dimension angular connects through many spheres realizes the high precision adjusting, has solved the fine setting that exists in the background technology and has locked the problem that can not carry out synchronously.
To achieve these goals; The present invention provides a kind of two dimension angular adjustable mirror holder, comprise ball seat plate with sphere, with the rotatable spherical rotor that cooperates of the sphere of this ball seat plate, will this spherical rotor relative ball seat plate fixed fastening part and be contained in the optical element on this spherical rotor.Wherein said spherical rotor is many spherical rotation body; And first end of this many spherical rotation body has a sphere that is positioned at these many spherical rotation body central authorities; The diameter of this sphere and the sphere of said ball seat plate is identical and have an axis of rotation; The periphery of second end that said many spherical rotation body is opposite with said first end is evenly equipped with four fine setting spheres, and the periphery of said first end and this ball seat plate are spaced apart, and the hole is opened at the center of said four fine setting spheres respectively.Comprise also and the elasticity spheric washer of said fine setting sphere pairing that this spheric washer one end is a sphere, the other end is flat-shaped, and the sphere of said spheric washer and corresponding said fine setting sphere are joined the center of being incorporated in and had gasket hole.The quantity of said securing member is corresponding to said fine setting sphere; The one of which end is provided with fastening structure and can passes the through hole and corresponding gasket hole of said fine setting sphere; Corresponding construction with said ball seat plate cooperates then; The diameter of the through hole of this securing member and said fine setting sphere and spheric washer mating part is less than both diameters of back, and between them, to leave the space that supplies adjustment usefulness, the securing member other end abuts in the flat-shaped end of said spheric washer.
Owing to utilize the adjustment mode of many spherical rotation body to replace normally used spring regulative mode in the background technology; Thereby cause that microdisplacement causes the defective of error when having overcome spring members locking; This many spherical rotation body contacts with the sphere of ball seat plate to design with four layouts that are uniformly distributed with of finely tuning spheres and makes the present invention in locking, to realize finely tuning simultaneously; Solved the problem that locking and fine setting can not be synchronous in the background technology, thereby made the present invention realize more high-precision adjusting.The adjustable mirror holder of two dimension angular of the present invention can be applied to fields such as laser.
As the further optimization of technical scheme of the present invention, the center line of said spheric washer is vertical with said flat-shaped end and be arranged essentially parallel to described axis of rotation.
Can also stipulate further that the centre of sphere that is positioned at the sphere of these many spherical rotation body central authorities overlaps with the photocentre of said optical element.This centre of sphere overlaps with this photocentre and makes the present invention can realize the centering adjusting.
As the further optimization of technical scheme of the present invention, said ball seat plate is provided with base, and this base can design with said ball seat plate one, can also be to be connected with said ball seat plate through securing member or slide rail.The design of slide rail can make the adjustable mirror holder of two dimension angular expand to the adjusting mirror holder of multiple structure, and then realizes the multidimensional angular adjustment.
Description of drawings
Fig. 1 is the longitudinal section according to an embodiment of the adjustable mirror holder of two dimension angular of the present invention;
Fig. 2 is the longitudinal section of an embodiment of many spherical rotation of the present invention body assembly;
Fig. 3 is the stereographic map according to the adjustable mirror holder of two dimension angular of the embodiment of Fig. 1;
Fig. 4 is the three-dimensional exploded view according to the adjustable mirror holder of two dimension angular of the embodiment of Fig. 1.
Embodiment
Describe below in conjunction with Fig. 1-4 pair of adjustable mirror holder of two dimension angular according to the present invention, the same or similar parts that occur among the present invention use identical Reference numeral.Be noted that the described embodiment of the application only is exemplary, understand characteristic of the present invention better in order to help those skilled in the art, rather than will limit the scope that the present invention protects.
Referring to Fig. 1-3; According to one embodiment of present invention; Provide a kind of two dimension angular adjustable mirror holder, totally with numeral 1 expression, it comprises the ball seat plate 4 with sphere; With the rotatable spherical many spherical rotation body 9 that cooperates of the sphere of this ball seat plate and with rotor 9 relative ball seat plate 4 fixed fastening parts 8, and be contained in optical element 13 catoptron for example on the rotor 9.First end of rotor 9 has a sphere 16 that is positioned at these rotor central authorities.The spherical diameter of sphere 16 and ball seat plate 4 is identical and have an axis of rotation 17.The periphery of second end that rotor 9 first ends said with it are opposite is evenly equipped with four fine setting spheres 18, and the periphery of this first end and ball seat plate 4 are spaced apart.Hole 19 is opened at the center of fine setting sphere 18 respectively, and the center line of through hole 19 can be parallel with axis of rotation 17.Two dimension angular is adjustable, and mirror holder 1 comprises and the spheric washer 5 of fine setting sphere 18 pairings that spheric washer 5 is preferably the elasticity spheric washer.Spheric washer 5 is identical or basic identical with the diameter of fine setting sphere 18.One end of spheric washer 5 is a sphere, and the other end is flat-shaped.The sphere of spheric washer 5 is joined the center of being incorporated in corresponding fine setting sphere 18 and is had gasket hole 20.Securing member 8 one ends are provided with fastening structure (for example screw thread) and can pass the through hole 19 and corresponding gasket hole 20 of fine setting sphere 18, cooperate with the corresponding said fastening structure (for example screw thread) of ball seat plate 4 then.The through hole 19 of securing member 8 and fine setting sphere 18 and the diameter of gasket hole 20 mating parts be less than both diameters of back, and between them, leaving the space that supplies adjustment usefulness, thereby the sphere in the realization among a small circle contacts rotation between fine setting sphere 18 and spheric washer 5.The other end of securing member 8 abuts in the flat-shaped end of spheric washer 5 directly or indirectly through packing ring 6.
As shown in Figure 3, two dimension angular is adjustable, and mirror holder 1 can also comprise base 15, securing member 2, microscope base 10, packing ring 12, mirror lid 14, ball seat plate 4, rotor 9, optical element 13, securing member 8 and the elasticity spheric washer 5 that cooperates with it.First end of rotor 9 has the sphere 16 that is positioned at these rotor central authorities, and sphere 16 is bigger than fine setting sphere 18, for narration conveniently is referred to as big sphere 16.Four bead faces 18 are distributed on the periphery of said second end of big sphere 16; Claim that such layout is " bridge-type " layout; Should " bridge-type " even layout can be more securely rotor 9 be packed on the ball seat plate 4 and slight moving do not take place, thereby realize locking better.
The sphere way of contact between rotor 9 and the ball seat plate 4 in the present embodiment can provide the annexation that is similar to universal rotation.As shown in Figure 3, four securing members 8 cooperate with four elasticity spheric washers 5 respectively in pairs, and form like Fig. 3 and " bridge-type " layout shown in Figure 4.And the sphere way of contact of elasticity spheric washer 5 and rotor 9 also can be regarded as the annexation that is similar to universal rotation; Wherein the centre of sphere line of two spheric washers 5 constitutes a shaft axis; The centre of sphere line of two other spheric washer 5 constitutes another shaft axis, forms to stride the bridge distribution.Suitably lock a rotation axis this moment, many spherical rotation body assembly 3 then as depicted in figs. 1 and 2 can center on another rotation axis and rotate with low-angle, accomplishes fine setting, and then realizes carrying out synchronously of adjusting and locking.This moment, many spherical rotation bodies assembly 3 was because the restriction of " bridge-type " layout, and can only be in two rotation axiss one with low-angle rotate (according to actual requirement, be traditionally arranged to be ± 5 ° get final product).When two said rotation axiss all are locked, after promptly four securing members 8 all were locked, rotator assembly 3 just no longer can rotate around any rotation axis, but by stable and locking reliably.
Simultaneously, four elasticity spheric washers 5 contact with four bead faces 18 of rotor 9 one end faces a kind of annexation that is similar to universal rotation also are provided.Because spheric washer 5 is flexible, utilize its elasticity modification to realize the trace adjusting, not only can reach high-precision adjusting requirement, and governor motion is simple in structure, easy to process.The flat-shaped end of elasticity spheric washer 5 axially vertical or vertical basically with securing member 8 all the time during adjusting, thus good impaction state guaranteed.
In the adjustment process; Only need suitably compress a rotation axis; Just suitably lock two securing members 8 on the centre of sphere line; Adjust two other securing member of not locking 8 and big sphere 16 then and finely tune, meanwhile lock four securing members 8 gradually fully, the final realization locked and regulated synchronously and accomplish.According to above-mentioned regulating step, the present invention has realized adjustment and has locked and carry out synchronously, and realized the object of the invention with higher degree of regulation.
The spherical radius that can also further expect rotor 9 can change in design according to actual needs.As shown in Figure 2, the radius SR of large ball games face shown in it, the centre of sphere design that can learn the big sphere according to the present invention is on optical axis, and the centre of sphere of design rotor 9 overlaps with the photocentre of optical element 13.This has just guaranteed that the centre-height of optical element 13 is constant when carrying out the two dimension angular adjustment.Because in adjustment process, the sphere center position of rotor 9 remains constant, thereby can feel relieved adjusting.This point is particularly important when expansion design of the present invention being become multidimensional regulate mirror holder.
In addition; According to actual needs; The ball seat plate 4 of two dimension angular of the present invention is adjustable mirror holder 1 is equiped with rotator assembly 3 can with for example various linear moving guide rail textural associations such as one dimension, two dimension, three-dimensional; With adjustable mirror holder 1 expansion design of two dimension angular according to the present invention is three-dimensional, the four-dimension, multiple adjustable mirror holders such as five dimensions.According to the request for utilization to optical element 13, it can be designed to: catoptron, prism, polaroid, lens or other wafers and fiber optic collimator head device or the like simultaneously.So can expansion design of the present invention be become the required a series of adjusting mirror holders of laser industry, make it have good versatility, extendability and economy.
Many spherical structures modern design of the present invention is ingenious, and the layout of fine setting sphere 18 makes locking reliable and stable, and the method for its adjustment synchronously and locking has been eliminated the instability of spring members.Because structure of the present invention is terse, and is especially very suitable for some small space of complex laser.Because locking process and adjustment process are synchronous, be in locking, to carry out the precise angle adjustment, angular setting sensitivity can reach a second level thus.Through actual adjustment test, can reach 1～2 second adjustment sensitivity.In addition; The adjustment screw of regulating mirror holder like the tradition of describing in the background technology must use the accurate fine thread of special manufacturing secondary; And the securing member 8 among the present invention is promptly adjusted lock-screw, can reach the adjustment locking purpose of high-precision and high-stability with plain screw.Unitary construction is succinctly practical, low cost of manufacture.
Embodiment described in the invention only is exemplary, understands characteristics of the present invention better in order to help those skilled in the art, rather than is used to limit the scope that the present invention protects.Any conspicuous change and modification of on the basis of the present invention instruction, making or characteristics combination all should belong to the scope that the present invention protects.
Claims (6)
1. the adjustable mirror holder of two dimension angular comprises the ball seat plate with sphere, with the rotatable spherical rotor that cooperates of the sphere of this ball seat plate, should the relative ball seat plate of spherical rotor fixed fastening part, and be contained in the optical element on this spherical rotor, it is characterized in that:
Said spherical rotor is many spherical rotation body (9); And first end of this many spherical rotation body (9) has a sphere (16) that is positioned at these many spherical rotation body central authorities; The diameter of this sphere (16) and the sphere of said ball seat plate (4) is identical and have an axis of rotation (17); The periphery of second end that said many spherical rotation body (9) is opposite with said first end is evenly equipped with four fine setting spheres (18); And the periphery of said first end and this ball seat plate (4) are spaced apart, and hole (19) is opened at the center of said four fine setting spheres (18) respectively;
Comprise also and the spheric washer (5) of said fine setting sphere (18) pairing that these spheric washer (5) one ends are sphere, the other end is flat-shaped, and the sphere of said spheric washer (5) and corresponding said fine setting sphere (18) are joined the center of being incorporated in and had gasket hole (20);
The quantity of said securing member (8) is corresponding to said fine setting sphere (18); The one of which end is provided with fastening structure and can passes the through hole (19) and the corresponding gasket hole (20) of said fine setting sphere; Corresponding fastening structure with said ball seat plate (4) cooperates then; The through hole (19) of said securing member (8) and said fine setting sphere and the diameter of said gasket hole (20) mating part are less than both diameters of back; Between them, to leave the space that supplies adjustment usefulness, the other end of this securing member (8) abuts in the flat-shaped end of said spheric washer (5).
2. the adjustable mirror holder of two dimension angular according to claim 1 is characterized in that: the center line of said gasket hole (20) is vertical with said flat-shaped end and be arranged essentially parallel to said axis of rotation (17).
3. the adjustable mirror holder of two dimension angular according to claim 1 is characterized in that: the center line of the said through hole (19) of said fine setting sphere (18) is parallel with said axis of rotation (17).
4. the adjustable mirror holder of two dimension angular according to claim 1 is characterized in that: the said centre of sphere that is positioned at the sphere (16) of these many spherical rotation body (9) central authorities overlaps with the photocentre of optical element (13).
5. the adjustable mirror holder of two dimension angular according to claim 1 is characterized in that: said ball seat plate (4) is provided with base (15), and this base is through securing member (2) or slide rail is connected with said ball seat plate (4) or design with ball seat plate (4) one.
6. one kind requires 1 to the 5 adjustable mirror holder of each described two dimension angular (1) to be applied to the purposes of laser field the aforesaid right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210091198.XA CN102621652B (en) | 2012-03-30 | 2012-03-30 | Two-dimensional angle-adjustable mirror bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210091198.XA CN102621652B (en) | 2012-03-30 | 2012-03-30 | Two-dimensional angle-adjustable mirror bracket |
Publications (2)
| Publication Number | Publication Date |
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| CN102621652A true CN102621652A (en) | 2012-08-01 |
| CN102621652B CN102621652B (en) | 2014-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210091198.XA Expired - Fee Related CN102621652B (en) | 2012-03-30 | 2012-03-30 | Two-dimensional angle-adjustable mirror bracket |
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| CN (1) | CN102621652B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102902034A (en) * | 2012-10-25 | 2013-01-30 | 中国科学院微电子研究所 | Two-dimensional adjusting mechanism for optical element |
| CN104884935A (en) * | 2013-06-20 | 2015-09-02 | 罗斯蒙特分析公司 | Alignment system for laser spectroscopy |
| CN105372779A (en) * | 2015-11-03 | 2016-03-02 | 北京热刺激光技术有限责任公司 | Spherical surface type optical lens angle adjuster |
| CN105652406A (en) * | 2014-12-02 | 2016-06-08 | 奥林巴斯株式会社 | Lens barrel |
| CN105892002A (en) * | 2016-05-27 | 2016-08-24 | 北京环境特性研究所 | Adjustment device and method for splicing type collimating mirrors |
| CN105988173A (en) * | 2016-05-19 | 2016-10-05 | 中国科学院国家天文台 | Optical adjusting frame |
| WO2017075734A1 (en) * | 2015-11-03 | 2017-05-11 | 徐海军 | Spherical optical lens angle adjuster |
| CN107763390A (en) * | 2017-09-07 | 2018-03-06 | 湖北航天技术研究院总体设计所 | High-precision adjusting means for laser quasi straight peen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102902034B (en) * | 2012-10-25 | 2015-12-09 | 中国科学院微电子研究所 | Two-dimensional adjusting mechanism for optical element |
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| WO2017075734A1 (en) * | 2015-11-03 | 2017-05-11 | 徐海军 | Spherical optical lens angle adjuster |
| CN105988173A (en) * | 2016-05-19 | 2016-10-05 | 中国科学院国家天文台 | Optical adjusting frame |
| CN105988173B (en) * | 2016-05-19 | 2019-06-11 | 中国科学院国家天文台 | A kind of optical adjusting frame |
| CN105892002A (en) * | 2016-05-27 | 2016-08-24 | 北京环境特性研究所 | Adjustment device and method for splicing type collimating mirrors |
| CN107763390A (en) * | 2017-09-07 | 2018-03-06 | 湖北航天技术研究院总体设计所 | High-precision adjusting means for laser quasi straight peen |
| CN107763390B (en) * | 2017-09-07 | 2019-06-07 | 湖北航天技术研究院总体设计所 | High-precision regulating device for laser quasi straight peen |
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| CN102621652B (en) | 2014-08-27 |
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Granted publication date: 20140827 Termination date: 20200330 |