CN101840052B - Two-dimensional rapid control reflector - Google Patents
Two-dimensional rapid control reflector Download PDFInfo
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- CN101840052B CN101840052B CN2010101523022A CN201010152302A CN101840052B CN 101840052 B CN101840052 B CN 101840052B CN 2010101523022 A CN2010101523022 A CN 2010101523022A CN 201010152302 A CN201010152302 A CN 201010152302A CN 101840052 B CN101840052 B CN 101840052B
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- voice coil
- coil motor
- linear voice
- bearing
- axle
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Abstract
The invention relates to a two-dimensional rapid control reflector. A rotating body of the invention, which comprises a reflection lens is in rigid connection with a support base by a self-aligning ball bearing and bearing clearance is eliminated by a compression spring so that the rotating body can universally rotate relative to the support base in the range of 0 to 2 degrees. Therefore, under the driving of two pairs of orthogonally distributed linear voice coil motors, the invention can realize high-frequency rapid two-dimensional rotation of the rotating body and improves working stability and reliability of the rapid control reflector. On the other hand, the rigid supporting mode is beneficial for improving bearing capacity and environmental suitability of the rapid control reflector.
Description
Technical field
The present invention relates to a kind of rapid control reflector, particularly the center adopts self-aligning ball bearing to realize the rapid control reflector of its universal rotation as auxiliary connection.
Background technology
Chinese invention patent " publication number is CN101419330 " discloses a kind of rapid control reflector.It adopts the flexible connection mode load-bearing capacity quite limited, and the elasticity of elastic component is had relatively high expectations, and has fundamentally limited the development of rapid control reflector.When in the face of vibratory impulse, rotating operate outside environment, the functional reliability of this rapid control reflector and stability also can seriously descend.
Summary of the invention
In order to overcome the little deficiency of prior art rapid control reflector load-bearing capacity; Improve its applicability to a certain extent, the invention provides a kind of center and adopt self-aligning ball bearing to realize the rapid control reflector of reflector body rigid support abominable relatively working environment such as vibratory impulse, revolution.
The present invention addresses the above problem the technical scheme that is adopted: a kind of two-dimensional rapid control reflector comprises: plane mirror, eyeglass briquetting, mirror unit, central shaft, self-aligning ball bearing, bearing pressure ring, bearing support block, round nut, rocker, compression spring, spring adjustment seat, set nut, supporting base, linear voice coil motor, micrometric displacement position transducer.Wherein, linear voice coil motor is made up of coil and magnetic support two parts.Plane mirror is connected in a side surface of mirror unit through the eyeglass briquetting, and the opposite side surface of mirror unit is connected with an end surfaces of central shaft mutually.Round nut and central shaft be through being threaded, and the interior ring of self-aligning ball bearing is fixed on the central shaft.Bearing pressure ring is connected with bearing support block mutually, and the outer shroud of self-aligning ball bearing is fixed on the bearing support block.Rocker is connected in the other end of central shaft, with the interior ring of plane mirror, eyeglass briquetting, mirror unit, central shaft, self-aligning ball bearing, the rotating part that round nut is formed rapid control reflector.Bearing support block is connected on four pillars on the supporting base, with the static part of bearing pressure ring, supporting base composition rapid control reflector.The coil of linear voice coil motor is connected on the supporting base, and magnetic support is connected on the rocker, to drive the plane mirror rotation, two linear voice coil motors is arranged respectively on X axle, Y axle, is the center symmetric arrangement with the true origin.Four micrometric displacement position transducers become " ten " words to be connected on the bearing support block, and on X axle, Y axle each two is the outside that the center is symmetrically distributed in linear voice coil motor with the true origin, to realize the accurate closed-loop control to the plane mirror corner.One end of compression spring is arranged in the center pit of central shaft, and the other end is arranged in spring adjustment seat, is used to eliminate the play of self-aligning ball bearing.A spring adjustment seat afterbody has fluting, through being threaded on the supporting base, and through set nut locking, the pretightning force that is used to regulate compression spring.
The invention has the beneficial effects as follows: owing to realized being rigidly connected through self-aligning ball bearing between rotary body and the supporting base; Fundamentally overcome and flexibly connected deficiency; Improve the load-bearing capacity of rapid control reflector to a certain extent, improved the job stability and the reliability of rapid control reflector; Simultaneously, this kind rapid control reflector is to the higher adaptability that has of abominable relatively working environment such as vibratory impulse, revolution; The present invention is simple in structure, economy and facility, and angle range is big, and load-bearing capacity is strong, can be used for the making of the bigger rapid control reflector of bore.
Description of drawings
Fig. 1 is the composition structural drawing of rapid control reflector of the present invention.
Fig. 2 is that the A-A of Fig. 1 is to cut-open view.
Among the figure: 1-eyeglass briquetting; The 2-plane mirror; The 3-self-aligning ball bearing; The 4-central shaft; The 5-bearing pressure ring; The 6-mirror unit; The 7-bearing support block; 8-micrometric displacement position transducer; 9a-first linear voice coil motor; 9b-second linear voice coil motor; 9c-the 3rd linear voice coil motor; 9d-the 4th linear voice coil motor; The 10-supporting base; The 11-compression spring; 12-spring adjustment seat; The 13-set nut; The 14-round nut; The 15-rocker; 91-linear voice coil motor magnetic support; 92-linear voice coil motor coil; The 101-pillar; The 121-fluting; Gap between m-rocker and the bearing support block; Gap between n-mirror unit and the bearing pressure ring.
Embodiment
With reference to Fig. 1～2, rapid control reflector of the present invention comprises: eyeglass briquetting 1, plane mirror 2, self-aligning ball bearing 3, central shaft 4, bearing pressure ring 5, mirror unit 6, bearing support block 7, micrometric displacement position transducer 8, the first linear voice coil motor 9a, the second linear voice coil motor 9b, the 3rd linear voice coil motor 9c, the 4th linear voice coil motor 9d, supporting base 10, compression spring 11, spring adjustment seat 12, set nut 13, round nut 14, rocker 15 and pillar 101.Wherein, linear voice coil motor is made up of magnetic support 91 and coil 92 two parts.Plane mirror 2 is connected in a side surface of mirror unit 6 through eyeglass briquetting 1, and the opposite side surface of mirror unit 6 is connected with an end surfaces of central shaft 4 mutually.Round nut 14 and central shaft 4 be through being threaded, and the interior ring of self-aligning ball bearing 3 is fixed on the central shaft 4.Bearing pressure ring 5 is connected with bearing support block 7 mutually, and the outer shroud of self-aligning ball bearing 3 is fixed on the bearing support block 7.Rocker 15 is connected in the other end of central shaft 4, with the interior ring of plane mirror 2, eyeglass briquetting 1, mirror unit 6, central shaft 4, self-aligning ball bearing 3, the rotating part that round nut 14 is formed rapid control reflector.Bearing support block 7 is connected on four pillars 101 on the supporting base 10, with the static part of bearing pressure ring 5, supporting base 10 composition rapid control reflectors.Wherein, Gap m between rocker 15 and the bearing support block 7 is greater than the gap n between bearing pressure ring 5 and the mirror unit 6; Therefore; Gap n between bearing pressure ring 5 and the mirror unit 6 has determined the angle range of rapid control reflector, makes the rapid control reflector can be with respect to the universal rotation of supporting base in 0～2 ° of scope.Linear voice coil motor magnetic support 91 is connected on the side surface of rocker 15, drives plane mirror 2 rotations to drive rocker 15.Linear voice coil motor coil 92 is connected on the supporting base 10.Wherein, The first linear voice coil motor 9a, the 3rd linear voice coil motor 9c are that the center is arranged in the X rotational symmetry with the true origin; The second linear voice coil motor 9b, the 4th linear voice coil motor 9d are that the center is arranged in the Y rotational symmetry with the true origin, rotate with the two dimension that realizes plane mirror 2.8 one-tenth " ten " words of four micrometric displacement position transducers are connected on the bearing support block 7; On X axle, the Y axle each two; Two micrometric displacement position transducers 8 on the X axle are the outside that the center is symmetrically distributed in the first linear voice coil motor 9a and the 3rd linear voice coil motor 9c with the true origin; Two micrometric displacement position transducers 8 on the Y axle are the outside that the center is symmetrically distributed in the second linear voice coil motor 9b and the 4th linear voice coil motor 9d with the true origin, are used to realize the accurate closed-loop control to plane mirror 2 corners.One end of compression spring 11 is arranged in the center pit of central shaft 4, and the other end is arranged in spring adjustment seat 12.Spring adjustment seat 12 is through being threaded on the supporting base 10, and through set nut 13 lockings.Spring adjustment seat 12 afterbodys have fluting 121, the pretightning force that is used to regulate compression spring 11.
During work, the first linear voice coil motor 9a and the 3rd linear voice coil motor 9c that control is positioned on the X axis do the push-and-pull campaign, can realize that plane mirror 2 rotates around the Y axle.Because system adopts the metering system of contact; Therefore; At plane mirror 2 when the Y axle rotates; Be positioned at the relative displacement that two micrometric displacement position transducers 8 on the X axis will pop one's head in respectively separately and feed back to electric machine control system, can realize the closed-loop control of plane mirror 2 around the Y axle anglec of rotation.On each axis, adopt two micrometric displacement position transducers to carry out displacement measurement, help reducing measuring error, improve the control accuracy of catoptron.
During work, the second linear voice coil motor 9b and the 4th linear voice coil motor 9d that control is positioned on the Y axis do the push-and-pull campaign, can realize that plane mirror 2 rotates around the X axle.Because system adopts the metering system of contact; Therefore; At plane mirror 2 when the X axle rotates; Be positioned at the relative displacement that two micrometric displacement position transducers 8 on the Y axis will pop one's head in respectively separately and feed back to electric machine control system, can realize the closed-loop control of plane reflection 2 around the Y axle anglec of rotation.
Claims (1)
1. a two-dimensional rapid control reflector comprises: plane mirror (2), mirror unit (6), supporting base (10), first linear voice coil motor (9a), second linear voice coil motor (9b), the 3rd linear voice coil motor (9c), the 4th linear voice coil motor (9d); Four said linear voice coil motors are formed by linear voice coil motor magnetic support (91) and linear voice coil motor coil (92); It is characterized in that; This catoptron also comprises: eyeglass briquetting (1), self-aligning ball bearing (3), central shaft (4), bearing pressure ring (5), bearing support block (7), four micrometric displacement position transducers (8), compression spring (11), spring adjustment seat (12), set nut (13), round nut (14), rocker (15) and pillar (101); Plane mirror (2) is connected in a side surface of mirror unit (6) through eyeglass briquetting (1); One end surfaces of central shaft (4) is connected with the opposite side surface of mirror unit (6) mutually; Round nut (14) and central shaft (4) are through being threaded; And the interior ring of self-aligning ball bearing (3) is fixed on the central shaft (4); Bearing pressure ring (5) is connected with bearing support block (7) mutually; And the outer shroud of self-aligning ball bearing (3) is fixed on the bearing support block (7); Rocker (15) is connected in the other end of central shaft (4), and bearing support block (7) is connected on four pillars (101) on the supporting base (10), and the gap m between rocker (15) and the bearing support block (7) is greater than the gap n between bearing pressure ring (5) and the mirror unit (6); Linear voice coil motor magnetic support (91) is connected on the side surface of rocker (15); Linear voice coil motor coil (92) is connected on the supporting base (10), and first linear voice coil motor (9a), the 3rd linear voice coil motor (9c) are that the center is arranged symmetrically on the X axle with the true origin, and second linear voice coil motor (9b), the 4th linear voice coil motor (9d) are that the center is arranged symmetrically on the Y axle with the true origin; Four micrometric displacement position transducers (8) become " ten " word to be connected on the bearing support block (7); On X axle, the Y axle each two, two the micrometric displacement position transducers (8) on the X axle are the outside that the center is symmetrically distributed in first linear voice coil motor (9a) and the 3rd linear voice coil motor (9c) with the true origin, and two the micrometric displacement position transducers (8) on the Y axle are the outside that the center is symmetrically distributed in second linear voice coil motor (9b) and the 4th linear voice coil motor (9d) with the true origin; One end of compression spring (11) is arranged in the center pit of central shaft (4); The other end is arranged in spring adjustment seat (12), and spring adjustment seat (12) is through being threaded on the supporting base (10), and the afterbody of spring adjustment seat (12) is provided with fluting (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101523022A CN101840052B (en) | 2010-04-22 | 2010-04-22 | Two-dimensional rapid control reflector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101523022A CN101840052B (en) | 2010-04-22 | 2010-04-22 | Two-dimensional rapid control reflector |
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| Publication Number | Publication Date |
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| CN101840052A CN101840052A (en) | 2010-09-22 |
| CN101840052B true CN101840052B (en) | 2012-02-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101523022A Expired - Fee Related CN101840052B (en) | 2010-04-22 | 2010-04-22 | Two-dimensional rapid control reflector |
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Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313966B (en) * | 2011-09-06 | 2013-04-17 | 中国科学院长春光学精密机械与物理研究所 | Rigid load-bearing quick control reflector |
| CN102520517B (en) * | 2011-12-16 | 2013-08-21 | 中国科学院长春光学精密机械与物理研究所 | Flexible anti-rotation mechanism for two-dimensional rapid reflector |
| CN102608727B (en) * | 2012-03-23 | 2014-03-26 | 中国科学院西安光学精密机械研究所 | Centering tool and method for determining reference of non-spherical reflector by using same |
| CN102928956A (en) * | 2012-11-26 | 2013-02-13 | 中国科学院长春光学精密机械与物理研究所 | Minitype rigid bearing type rapid reflecting mirror |
| CN103293634B (en) * | 2013-07-02 | 2015-03-04 | 中国工程物理研究院总体工程研究所 | Adjustable support device used for vertically placed big-caliber reflecting mirror |
| CN105005133B (en) * | 2015-06-19 | 2017-05-31 | 安徽大学 | The universal adjustment structure of the split type speculum of cage ball-type |
| CN105572862B (en) * | 2015-12-22 | 2018-05-01 | 中国科学院长春光学精密机械与物理研究所 | Ray machine integration rapid control reflector |
| CN106501912B (en) * | 2016-12-09 | 2018-10-09 | 中国科学院长春光学精密机械与物理研究所 | A kind of multi-faceted eyeglass automatic regulating apparatus |
| CN106773022B (en) * | 2016-12-28 | 2019-04-16 | 中国科学院长春光学精密机械与物理研究所 | A kind of two dimension electricity tune lens device |
| CN108646379B (en) * | 2018-04-10 | 2021-03-19 | 中国计量科学研究院 | Plane mirror system |
| CN108663770B (en) * | 2018-05-04 | 2020-09-08 | 长春萨米特光电科技有限公司 | Rapid control reflector large-angle rotating mechanism based on cross spring bearing |
| CN108873320B (en) * | 2018-08-18 | 2021-12-21 | 重庆巅慧科技有限公司 | Two-dimensional rapid control reflector |
| CN110262036B (en) * | 2019-05-30 | 2020-11-24 | 中国科学院长春光学精密机械与物理研究所 | Two-dimensional large-angle quick deflection reflector |
| CN110955014B (en) * | 2019-12-19 | 2022-03-29 | 上海无线电设备研究所 | High-precision large-caliber quick reflecting mirror system |
| CN112014937B (en) * | 2020-09-04 | 2022-03-11 | 上海电机学院 | Quick reflector |
| CN113589470B (en) * | 2021-08-11 | 2022-12-16 | 中国科学院国家天文台南京天文光学技术研究所 | Low-frequency image-stabilizing controllable swing mirror mechanism and working method thereof |
| CN115933162B (en) * | 2022-09-22 | 2024-03-12 | 中国科学院长春光学精密机械与物理研究所 | Bearing device and micro-scanning super-resolution system |
| CN116719145B (en) * | 2023-08-09 | 2023-12-29 | 北京瑞控信科技股份有限公司 | Two-dimensional non-frame large-angle quick reflector |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3069699B1 (en) * | 1999-07-15 | 2000-07-24 | 工業技術院長 | Optical element attitude and position adjustment device |
| US6856437B2 (en) * | 2002-02-01 | 2005-02-15 | Terabeam Corporation | Fast steering mirror |
| CN201096954Y (en) * | 2007-06-20 | 2008-08-06 | 中国科学院长春光学精密机械与物理研究所 | Reflective 2-D adjusting machine |
| CN100582850C (en) * | 2008-11-17 | 2010-01-20 | 华中科技大学 | Quick control reflector |
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2010
- 2010-04-22 CN CN2010101523022A patent/CN101840052B/en not_active Expired - Fee Related
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| CN101840052A (en) | 2010-09-22 |
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Granted publication date: 20120229 Termination date: 20130422 |