CN103293633B - Adjustable support device used for obliquely placed big-caliber reflecting mirror - Google Patents
Adjustable support device used for obliquely placed big-caliber reflecting mirror Download PDFInfo
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- CN103293633B CN103293633B CN201310271566.3A CN201310271566A CN103293633B CN 103293633 B CN103293633 B CN 103293633B CN 201310271566 A CN201310271566 A CN 201310271566A CN 103293633 B CN103293633 B CN 103293633B
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- ball rod
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- mirror
- bulb
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Abstract
The invention provides an adjustable support device used for an obliquely placed big-caliber reflecting mirror. The support device comprises a mirror frame used for the installation of the big-caliber reflecting mirror, a mirror bracket used for the installation of the mirror frame, ball-head rods and ball-head support bases, wherein three ball-head support bases are installed at the lateral sides of the mirror frame, respectively; each ball-head support base is provided with one ball-head rod respectively through a screw thread; a positioning ball head is installed at one end of each ball-head rod; three positioning ball heads are placed in three positioning blocks, including, a planar block, a conical groove block and a V-shaped groove block of the mirror bracket respectively, to limit six degrees of freedom of the mirror frame; and pitching and deflection adjustment and center adjustment of the mirror frame are realized through adjustment for the relative positions of the ball-head rods and the ball-head support bases. The adjustable support device used for the obliquely placed big-caliber reflecting mirror is simple in structure and exact in positioning, can realize rapid installation and replacement, and guarantees maintenance efficiency during the installation and replacing maintenance.
Description
Technical field
The invention belongs to accurate ray machine field, be specifically related to a kind of slant setting large caliber reflecting mirror adjustable supporting.
Background technology
Slant setting large caliber reflecting mirror, owing to can realize the space leaded light in plane or vertical plane, is widely used in various science apparatus engineering.Because large caliber reflecting mirror structure is thick and heavy, to involve great expense and position accuracy demand accurately makes its positioning regulating structure must be accurate and reliable, and require that catoptron realizes positioning precision and repetitive positioning accuracy fast, accurately, realize online minute adjustment simultaneously.
Traditional optical element installs many employing non-athletic methods or half kinematic method, and the method is by ensureing that structure or machining needs carry out the measures such as the motion in the crucial direction of confinement element, to ensure the installation accuracy of optical element.Shortcoming inevitably introduces Planar Mechanisms, thus cause the face deformation of optical element surface, affects the quality of transmitting beam, and it is longer to repeat the set-up time.
Meanwhile, when such as a large amount of catoptron mounting and adjusting etc. require extensive on-the-spot uniting and adjustment and maintain and replace, require element accurately to locate fast, but classic method needs to adjust separately one by one, element can not arrive precalculated position fast.Extensive operation cannot be completed fast, simultaneously, even if syndeton achieves quick position, when mismachining tolerance, alignment error etc. make on-the-spot uniting and adjustment and maintain and replace, physical location and precalculated position can not overlap, and original fine-tuning mechanism does not possess and further adjusts requirement, may cause under extreme case and adjust not in place all the time, cause system works inefficiency.
Summary of the invention
In order to overcome in prior art the deficiency of accurately location and resetting and the online accurate adjustment fast that can not realize optical element completely, the invention provides a kind of slant setting large caliber reflecting mirror adjustable supporting.
The present invention is achieved through the following technical solutions above-mentioned purpose:
Slant setting large caliber reflecting mirror adjustable supporting of the present invention, be characterized in, described bracing or strutting arrangement comprises picture frame for installing described large caliber reflecting mirror, for the first ball rod, the second ball rod, the 3rd ball rod, the first bulb bearing, the second bulb bearing, the 3rd bulb bearing of installing the mirror holder of described picture frame, top is provided with location bulb, its annexation is, the upper installed surface of mirror holder and mirror holder base are provided with an angle α, and the upper installed surface of picture frame and mirror holder be arranged in parallel.The limit, left side of described picture frame is provided with the first bulb bearing, the right edge of picture frame is provided with the 3rd bulb bearing, the lower side of picture frame is provided with the second bulb bearing.Described first bulb bearing is connected by threaded engagement with the first ball rod, and the 3rd bulb bearing is connected by threaded engagement with the 3rd ball rod, and the second bulb bearing is connected by threaded engagement with the second ball rod.The left side of the upper installed surface of described mirror holder is provided with conical recess block, and the right of the upper installed surface of mirror holder is provided with V-type groove block, the upper installed surface of mirror holder be provided with flat blocks below.The location bulb of described first ball rod is positioned over three point contact in corresponding conical recess block, three translational degree of freedom of constraint picture frame.The location bulb of described 3rd ball rod is positioned over two-point contact in corresponding V-type groove block, two rotational freedoms of constraint picture frame.Second ball rod is positioned over a point cantact in corresponding flat blocks, a rotational freedom of constraint picture frame.The six-freedom degree of picture frame is all constrained.By the pitch regulation regulating the position of described second ball rod in the second bulb bearing to realize picture frame.Regulated by the deflection regulating the described position of 3rd ball rod in the 3rd bulb bearing to realize picture frame.
The upper installed surface of described mirror holder and the angle α scope on mirror holder base are 0 ° of < α < 90 °.
The central axis of described first ball rod, the 3rd ball rod is in the upper installed surface of mirror holder, and the central axis of the second ball rod is in mirror holder base.
Described first ball rod, the second ball rod, the 3rd ball rod are made by bearing steel 9Cr18; Described conical recess block, flat blocks, V-type groove block are made by 304 stainless steels.The material of ball rod should be higher than the material hardness of locating piece.
Described first ball rod, the second ball rod, the 3rd ball rod are Ra0.4 with the surface smoothness of the surface of contact of corresponding conical recess block, flat blocks, V-type groove block.
The present invention adopts Kinematic mount as the detent mechanism of frame structure, has positioning precision and the repetitive positioning accuracy of micron dimension, and its structure is simple, accurate positioning, can realize Fast Installation and replacing, ensure that maintenance efficiency when installation and maintain and replace.Adopt adjustable structure as the governor motion of frame structure, the center of lens realized after structure is accurately located under online and off-line two states is located and pitching and deflection bidimensional angular adjustment, make up the shortcoming that it can not again finely tune after some occasion one-time positioning, reduce processing and installation difficulty, be convenient to realize extensive Installation and Debugging fast, positioning regulating structure of the present invention is reliable, and each parts can be for convenience detach, is easy to repair and maintenance or replacing.
Accompanying drawing explanation
Fig. 1 is the structural representation of slant setting large caliber reflecting mirror adjustable supporting of the present invention;
Fig. 2 is the D direction view in Fig. 1;
Fig. 3 is the A-A cut-open view in Fig. 2;
Fig. 4 is the B-B cut-open view in Fig. 2;
Fig. 5 is the C-C cut-open view in Fig. 2;
In figure: 1. picture frame 2. mirror holder 3. first ball rod 4. conical recess block 5. first bulb bearing 6. second ball rod 7. second bulb bearing 8. flat blocks 9. the 3rd bulb bearing 10. the 3rd ball rod 11.V type groove block.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
Embodiment 1
Fig. 1 is the structural representation of slant setting large caliber reflecting mirror adjustable supporting of the present invention, and Fig. 2 is the D direction view in Fig. 1, and Fig. 3 is the A-A cut-open view in Fig. 2, and Fig. 4 is the B-B cut-open view in Fig. 2, and Fig. 5 is the C-C cut-open view in Fig. 2.In Fig. 1 ~ Fig. 5, slant setting large caliber reflecting mirror adjustable supporting of the present invention, comprise the picture frame 1 for installing large caliber reflecting mirror, for installing the mirror holder 2 of picture frame 1, top is provided with the first ball rod 3, second ball rod 6, the 3rd ball rod 10, first bulb bearing 5, second bulb bearing 7, the 3rd bulb bearing 9 of location bulb, its annexation is, upper installed surface and mirror holder 2 base of mirror holder 2 are provided with an angle, and picture frame 1 be arranged in parallel with the upper installed surface of mirror holder 2; The limit, left side of described picture frame 1 is provided with the first bulb bearing 5, the right edge of picture frame 1 is provided with the 3rd bulb bearing 9, the lower side of picture frame 1 is provided with the second bulb bearing 7; Described first bulb bearing 5 is connected by threaded engagement with the first ball rod 3, and the 3rd bulb bearing 9 is connected by threaded engagement with the 3rd ball rod 10, and the second bulb bearing 7 is connected by threaded engagement with the second ball rod 6; One end of each ball rod is provided with a location bulb; The left side of the upper installed surface of described mirror holder 2 is provided with conical recess block 4, and the right of the upper installed surface of mirror holder 2 is provided with V-type groove block 11, the upper installed surface of mirror holder 2 be provided with flat blocks 8 below; The location bulb of described first ball rod 3 is positioned over three point contact in corresponding conical recess block 4, three translational degree of freedom of constraint picture frame 1, as shown in Figure 3.The location bulb of described 3rd ball rod 10 is positioned over two-point contact in corresponding V-type groove block 11, two rotational freedoms of constraint picture frame 1, as shown in Figure 4.Second ball rod 6 is positioned over a point cantact in corresponding flat blocks 8, a rotational freedom of constraint picture frame 1, as shown in Figure 5.The six-freedom degree of picture frame 1 is all constrained.The pitch regulation of picture frame 1 is realized by regulating the described position of the second ball rod 6 in the second bulb bearing 7.Regulated by the deflection regulating the described position of 3rd ball rod 10 in the 3rd bulb bearing 9 to realize picture frame 1.
In the present embodiment, the upper installed surface of described mirror holder 2 and the angle α on mirror holder 2 base are 45 °.
The central axis of described first ball rod 3, the 3rd ball rod 10 is in the upper installed surface of mirror holder 2, and the central axis of the second ball rod 6 is in mirror holder 2 base.
Described first ball rod 3, second ball rod 6, the 3rd ball rod 10 are made by bearing steel 9Cr18; Described conical recess block 4, flat blocks 8, V-type groove block 11 are made by with 304 stainless steels.
Described first ball rod 3, second ball rod 6, the 3rd ball rod 10 are Ra0.4 with the surface smoothness of the surface of contact of corresponding conical recess block 4, flat blocks 8, V-type groove block 11.
Principle of work of the present invention is:
The first ball rod 3 in the present invention coordinates with conical recess block 4, three translational degree of freedom of constraint picture frame 1, simultaneously for the rotation of catoptron provides fulcrum, the nut on the first bulb bearing 5 is unclamped when initial adjustment, adjust the high and low position of the first ball rod 3 in the first bulb bearing 5, within the scope of the theoretical position that mobile center of lens extremely allows, after adjustment, lock the nut on the first bulb bearing 5, the position after the adjustment of location.
3rd ball rod 10 coordinates with V-type groove block 11, two rotational freedoms of constraint picture frame 1, regulate the high and low position of the 3rd ball rod 10 in the 3rd bulb bearing 9, the bulb line of eyeglass on the first ball rod 3 and the second ball rod 6 is made to make yaw motion, after adjustment, lock the nut on the 3rd bulb bearing 9, the position after the adjustment of location.
Second ball rod 6 coordinates with flat blocks 8, a translational degree of freedom of constraint picture frame 1, regulate the high and low position of the second ball rod 6 in the second bulb bearing 7, eyeglass is made to do luffing around the bulb line of the first ball rod 3 and the 3rd ball rod 10, after adjustment, lock the nut on the second bulb bearing 7, the position after the adjustment of location.
Because contact portion contact stress between three location bulbs and three locating pieces is comparatively large, and Reusability number of times is more, requires the material selecting rub resistance, high rigidity.Three location bulbs all select bearing steel 9Cr18 material to make, and locating piece all selects 304 stainless steel materials to make.The surface smoothness Ra0.4 of three location bulbs and three locating piece contact positions.
Embodiment 2
The present embodiment is identical with the structure of embodiment 1, and difference is, the upper installed surface of described mirror holder and the angle on mirror holder base are 60 °.
Claims (5)
1. a slant setting large caliber reflecting mirror adjustable supporting, it is characterized in that: described bracing or strutting arrangement comprises the picture frame (1) for installing large caliber reflecting mirror, for installing the mirror holder (2) of picture frame (1), top is provided with first ball rod (3) of location bulb, second ball rod (6), 3rd ball rod (10), first bulb bearing (5), second bulb bearing (7), 3rd bulb bearing (9), its annexation is, upper installed surface and mirror holder (2) base of described mirror holder (2) are provided with an angle α, picture frame (1) be arranged in parallel with the upper installed surface of mirror holder (2), the limit, left side of described picture frame (1) is provided with the first bulb bearing (5), the right edge of picture frame (1) is provided with the 3rd bulb bearing (9), the lower side of picture frame (1) is provided with the second bulb bearing (7), described first bulb bearing (5) is connected by threaded engagement with the first ball rod (3), and the 3rd bulb bearing (9) is connected by threaded engagement with the 3rd ball rod (10), and the second bulb bearing (7) is connected by threaded engagement with the second ball rod (6), the left side of the upper installed surface of described mirror holder (2) is provided with conical recess block (4), and the right of the upper installed surface of mirror holder (2) is provided with V-type groove block (11), the upper installed surface of mirror holder (2) be provided with flat blocks (8) below, the location bulb of described first ball rod (3) is positioned in corresponding conical recess block (4), the location bulb of described 3rd ball rod (10) is positioned in corresponding V-type groove block (11), and the second ball rod (6) is positioned in corresponding flat blocks (8).
2. slant setting large caliber reflecting mirror adjustable supporting according to claim 1, is characterized in that: the upper installed surface of described mirror holder (2) and the angle α scope on mirror holder (2) base are 0 ° of < α < 90 °.
3. slant setting large caliber reflecting mirror adjustable supporting according to claim 1, it is characterized in that: the central axis of described first ball rod (3), the 3rd ball rod (10) is in the upper installed surface of mirror holder (2), and the central axis of the second ball rod (6) is in mirror holder (2) base.
4. slant setting large caliber reflecting mirror adjustable supporting according to claim 1, is characterized in that: described first ball rod (3), the second ball rod (6), the 3rd ball rod (10) are made by bearing steel 9Cr18; Described conical recess block (4), flat blocks (8), V-type groove block (11) are made by 304 stainless steels.
5. slant setting large caliber reflecting mirror adjustable supporting according to claim 1, is characterized in that: described first ball rod (3), the second ball rod (6), the 3rd ball rod (10) are Ra0.4 with the surface smoothness of the surface of contact of corresponding conical recess block (4), flat blocks (8), V-type groove block (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310271566.3A CN103293633B (en) | 2013-07-02 | 2013-07-02 | Adjustable support device used for obliquely placed big-caliber reflecting mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310271566.3A CN103293633B (en) | 2013-07-02 | 2013-07-02 | Adjustable support device used for obliquely placed big-caliber reflecting mirror |
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| Publication Number | Publication Date |
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| CN103293633A CN103293633A (en) | 2013-09-11 |
| CN103293633B true CN103293633B (en) | 2015-03-04 |
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| CN201310271566.3A Expired - Fee Related CN103293633B (en) | 2013-07-02 | 2013-07-02 | Adjustable support device used for obliquely placed big-caliber reflecting mirror |
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| CN106291868B (en) * | 2013-12-11 | 2017-11-07 | 长沙理工大学 | A kind of mounting structure of disc type solar energy concentrator reflecting surface component |
| CN103901571B (en) * | 2014-02-13 | 2016-03-09 | 中国科学院上海光学精密机械研究所 | The flexible support device of the non-perpendicular placement of large-scale Transflective eyeglass and method for supporting |
| CN104267481B (en) * | 2014-10-23 | 2016-08-24 | 中国工程物理研究院总体工程研究所 | A kind of large caliber reflecting mirror back support device |
| CN105839780B (en) * | 2016-05-12 | 2017-12-15 | 中国工程物理研究院总体工程研究所 | A kind of metal framework for being used to support sphere arrangement optical elements of large caliber |
| CN108931842A (en) * | 2017-05-25 | 2018-12-04 | 上海高波激光科技有限公司 | Optical mirror slip positions sealing structure and its installation method |
| CN107065123B (en) * | 2017-06-09 | 2019-04-16 | 中国科学院长春光学精密机械与物理研究所 | The side support pad fine adjustment positioning device of large caliber reflecting mirror |
| CN108241196A (en) * | 2018-01-31 | 2018-07-03 | 长春国科精密光学技术有限公司 | A kind of interferometer and its shrink beam lens device |
| JP7090464B2 (en) * | 2018-04-26 | 2022-06-24 | キヤノン株式会社 | Holding device and optical device |
| CN108427170B (en) * | 2018-05-17 | 2023-04-18 | 中国科学院西安光学精密机械研究所 | Reflector supporting and adjusting mechanism and K mirror system for telescope image elimination rotation |
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| CN113341532B (en) * | 2021-06-30 | 2022-05-17 | 中国科学院长春光学精密机械与物理研究所 | High-precision, high-stability and compact telescope three-mirror pitching adjusting mechanism |
| CN113589521A (en) * | 2021-07-19 | 2021-11-02 | 中国人民解放军总医院第四医学中心 | Refractive surgical eyepiece |
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