CN102540403B - Primary mirror installing and adjusting mechanism - Google Patents
Primary mirror installing and adjusting mechanism Download PDFInfo
- Publication number
- CN102540403B CN102540403B CN201210049858.8A CN201210049858A CN102540403B CN 102540403 B CN102540403 B CN 102540403B CN 201210049858 A CN201210049858 A CN 201210049858A CN 102540403 B CN102540403 B CN 102540403B
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- primary mirror
- seat
- supporting seat
- shaped
- flexible
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Abstract
The invention relates to a primary mirror installing and adjusting mechanism, which comprises a support base, a primary mirror base, a connection assembly for connecting the primary mirror base with the support base and a primary mirror flexible support device arranged on the top surface of the support base and connected with a foundation, wherein a primary mirror is fixed in the primary mirror base through a pressure ring; a glue injection hole is formed in the primary mirror base; a glue guide ring is arranged between the primary mirror base and the primary mirror; the glue guide ring is communicated with the glue injection hole; the primary mirror base and the support base are concentrically arranged; the connection assembly comprises a primary mirror base insert embedded on the primary mirror base, a support base insert embedded on the support base, a spring arranged between the primary mirror base insert and the support base insert, and an adjusting screw connected with the support base and the primary mirror base; one end of the spring is fixed on the primary mirror base insert; and the other end of the spring is fixed on the support base insert. According to the invention, the technical problems of complexity and poor stability in the traditional adjustment manner can be solved. The adjusting mechanism provided by the invention has a simple and convenient adjustment manner and is capable of adjusting in six degrees of freedom without influence on the shape of the primary mirror surface shape.
Description
Technical field
The present invention relates to a kind of primary mirror governor motion is installed.
Background technology
Traditional primary lens regulating mechanism is in the primary mirror assembling process, relies on the method for adjustment of mechanical repair method or other less stable to realize the precision adjustment of primary mirror lens light axis position, has following defective:
1, regulative mode complexity, meeting impact minute surface, and the adjusting personnel require also than higher; And can only regulate seldom degree of freedom.
2, stability is bad, and existing primary mirror is well unfixing with the basis, influences measuring accuracy;
3, do not have quarantine measures, malformation and hot-fluid that the basis is installed can't impact primary mirror in the isolation meeting.
Summary of the invention
In order to solve existing regulative mode complexity, the bad technical matters of stability, the invention provides a kind of primary mirror governor motion is installed.
Technical solution of the present invention:
A kind of primary mirror is installed governor motion, comprise supporting seat, primary mirror seat, connect the coupling assembling of primary mirror seat and supporting seat and be arranged on the primary mirror flexible supporting device that is connected with the basis on the supporting seat end face, described primary mirror is fixed in the primary mirror seat by trim ring, described primary mirror seat is provided with hole for injecting glue, be provided with between described primary mirror seat and the primary mirror and lead the glue ring, described glue ring and the hole for injecting glue led is communicated with
Described primary mirror seat and supporting seat arrange with one heart, and its special character is:
Described coupling assembling comprises the primary mirror seat inserts that is embedded on the primary mirror seat, is embedded in the supporting seat inserts on the supporting seat, the set screw that is arranged on the spring between primary mirror seat inserts and the supporting seat inserts and connects supporting seat and primary mirror seat, one end of described spring is fixed on the primary mirror seat inserts, and the other end of described spring is fixed on the supporting seat inserts.
Above-mentioned primary mirror flexible supporting device comprises two back up pads that be arranged in parallel and is arranged on a plurality of support bars between two back up pads,
Described support bar comprises intermediate bar, be separately positioned on two connecting links between intermediate bar both ends and the corresponding back up pad, be separately positioned on the flexible transition part between connecting link and the intermediate bar;
Described flexible transition part comprises transition block, end web joint and middle connecting plate; Described end web joint is parallel with the intermediate bar axis, and one end and connecting link are connected, and its other end and transition block are connected; Described middle connecting plate is parallel with the intermediate bar axis, and one end and intermediate bar are connected, and its other end and transition block are connected; Described end web joint is vertical mutually with middle connecting plate; The other end of described two connecting links all is connected with corresponding back up pad;
Be provided with two L shaped through slots between described transition block, end web joint and the connecting link, described two L shaped through slots are symmetrical along the end web joint;
Be provided with two L shaped through slots between described transition block, middle connecting plate and the intermediate bar, described two L shaped through slots are symmetrical along middle connecting plate;
Be filled with L shaped elastic damping pad in described four L shaped through slots.
The corner of above-mentioned L shaped through slot is rounded down.
The sidewall of above-mentioned supporting seat is evenly distributed in three groups of coupling assemblings, is evenly distributed in three groups at the end face of supporting seat.
Above-mentioned primary mirror flexible supporting device circumference uniform distribution is on the supporting seat end face, and described primary mirror flexible supporting device place circle is positioned at 0.68 place of supporting seat radius, and described chassis is bonded on the supporting seat end face.The advantage that the present invention has:
1, the present invention couples together primary mirror seat and supporting seat by three springs in the supporting seat side, adjust radial position by three set screw, supporting seat end face and side are similar, along the optical axis direction position, spring plays " drawing " by three springs and set screw adjustment, and set screw plays " top ", this regulative mode can be described as " draw on three tops three " regulative mode, this regulative mode is simple, convenient, and adjustable six-freedom degree is to not influence of main mirror face.
2, be provided with the flexible transition part on the support bar of flexible supporting device of the present invention, the flexible transition part comprises transition block, end web joint and middle connecting plate; The end web joint is parallel with the intermediate bar axis, and one end and connecting link are connected, and its other end and transition block are connected; Middle connecting plate is parallel with the intermediate bar axis, and one end and intermediate bar are connected, and its other end and transition block are connected; The end web joint is vertical mutually with middle connecting plate; The other end of two connecting links all is connected with corresponding back up pad; Be provided with two L shaped through slots between transition block, end web joint and the connecting link, described two L shaped through slots are symmetrical along the end web joint; Be provided with two L shaped through slots between transition block, middle connecting plate and the intermediate bar, two L shaped through slots are symmetrical along middle connecting plate; The flexible transition part can effectively be isolated malformation that the basis is installed and hot-fluid to the influence of primary mirror.
3, the present invention is rounded down at the flexible transition part and can reduces stress and concentrate.
4, the present invention is by fixedly having the damping-constraining pad in each L shaped through slot, can be in vibration processes consumed energy, play damping effect, reduce by the basic vibration that is passed to the chassis is installed, also can effectively improve the stress at flexible link place, prevent that flexible link from producing bigger stress and concentrating and to cause flexible link to be destroyed in vibration processes.
5, fixing damping-constraining is paid somebody's debt and expected repayment later and can be prevented collision in the L shaped through slot of the present invention.
Description of drawings
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is the another kind of structural representation of the present invention;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the vertical view of Fig. 2;
Fig. 5 is the side view of Fig. 1;
Fig. 6 is the upward view of Fig. 1, Fig. 2;
The assembly structure synoptic diagram of Fig. 7 primary mirror of the present invention, primary mirror seat and supporting seat;
The assembly structure synoptic diagram of Fig. 8 primary mirror of the present invention, primary mirror seat and supporting seat;
Fig. 9 is the structural formula synoptic diagram of flexible connecting device of the present invention;
Figure 10 is the side view of Fig. 9;
Figure 11 is the front view of Fig. 9;
Figure 12 is the structural scheme of mechanism (being A place enlarged drawing) of flexible transition part of the present invention;
Figure 13 is the structural representation of damping-constraining pad of the present invention.
Wherein Reference numeral is: 5-support bar, 7-back up pad, 21-set screw, 22-supporting seat inserts, the 23-spring, 24-primary mirror seat inserts, the 25-hole for injecting glue, 26-leads the glue ring, the 27-rubber blanket, 8-supporting seat, 9-primary mirror seat, 10-primary mirror, the 11-trim ring, 12-L shape elastic damping pad, 51 connecting links, the 52-intermediate bar, 53-flexible transition part, 531-end web joint, the 532-transition block, 533-middle connecting plate, 534-L shape through slot.
Embodiment
Shown in Fig. 1-8, a kind of primary mirror is installed governor motion, comprise supporting seat 8, primary mirror seat 9, connect the coupling assembling of primary mirror seat and supporting seat and be arranged on the primary mirror flexible supporting device that is connected with the basis on the supporting seat end face, described primary mirror is fixed on 9 li of primary mirror seats by trim ring 11, primary mirror seat 9 is provided with hole for injecting glue 25, be provided with between primary mirror seat and the primary mirror and lead glue ring 26, lead glue ring 26 and hole for injecting glue 25 connections
Shown in Fig. 9-13, the primary mirror flexible supporting device comprises two back up pads that be arranged in parallel 7 and is arranged on a plurality of support bars 5 between two back up pads 7,
Flexible transition part 53 comprises transition block 532, end web joint 531 and middle connecting plate 532; End web joint 531 is parallel with intermediate bar 52 axis, and one end and connecting link 51 are connected, and its other end and transition block 532 are connected; Middle connecting plate 533 is parallel with intermediate bar 52 axis, and one end and intermediate bar are connected, and its other end and transition block are connected; The end web joint is vertical mutually with middle connecting plate; The other end of described two connecting links all is connected with corresponding back up pad;
It is symmetrical along the end web joint to be provided with 534, two L shaped through slots of two L shaped through slots between transition block, end web joint and the connecting link;
It is symmetrical along middle connecting plate to be provided with 534, two L shaped through slots of two L shaped through slots between transition block, middle connecting plate and the intermediate bar;
Be filled with L shaped elastic damping pad 12 in four L shaped through slots.
The corner of L shaped through slot is rounded down.
Primary mirror adopts stepped form, with trim ring primary mirror is fixed in the primary mirror seat, adopts rubber blanket can reduce trim ring to the influence of main mirror face between trim ring and the primary mirror;
Fix by a glue between primary mirror seat and the primary mirror, have hole for injecting glue and lead the glue ring at the primary mirror seat, glue is injected along leading glue circulation by hole for injecting glue and moves, and after gelling is solid primary mirror and primary mirror seat is adhesively fixed;
Radially by three springs primary mirror seat and supporting seat are coupled together, adjust radial position by three set screw.Back and radially similar, by three springs and set screw adjustment along the optical axis direction position.Spring plays " drawing ", and set screw plays " top ", and this regulative mode can be described as " draw on three tops three " regulative mode.This regulative mode is simple, convenient, and adjustable six-freedom degree is to not influence of main mirror face;
Supporting seat is installed on the basis by three primary mirror flexible supporting devices, has the flexible transition part on the support bar of primary mirror flexible supporting device, can effectively isolate the basic malformation of installation and hot-fluid to the influence of primary mirror; It is concentrated that flexible link has fillet can reduce stress;
L shaped through slot in each flexible transition part all has L shaped elastic damping pad, it has three effects, the one, consumed energy in vibration processes, play damping effect, reduce to be passed to by the basis vibration of supporting seat, the 2nd, effectively improve the stress at flexible link place, prevent that flexible link from producing bigger stress and concentrating and cause flexible link destruction in vibration processes; The 3rd, prevent collision.
Two foot levers adopt adhesive means with being connected of primary mirror, and adhesive spots is distributed on the 0.68R circle, through calculating this link position primary mirror malformation minimum under the gravity effect.
Claims (5)
1. a primary mirror is installed governor motion, comprise supporting seat, primary mirror seat, connect the coupling assembling of primary mirror seat and supporting seat and be arranged on the primary mirror flexible supporting device that is connected with the basis on the supporting seat end face, described primary mirror is fixed in the primary mirror seat by trim ring, described primary mirror seat is provided with hole for injecting glue, be provided with between described primary mirror seat and the primary mirror and lead the glue ring, described glue ring and the hole for injecting glue led is communicated with
Described primary mirror seat and supporting seat arrange with one heart, it is characterized in that:
Described coupling assembling comprises the primary mirror seat inserts that is embedded on the primary mirror seat, is embedded in the supporting seat inserts on the supporting seat, the set screw that is arranged on the spring between primary mirror seat inserts and the supporting seat inserts and connects supporting seat and primary mirror seat, one end of described spring is fixed on the primary mirror seat inserts, and the other end of described spring is fixed on the supporting seat inserts.
2. primary mirror according to claim 1 is installed governor motion, it is characterized in that: described primary mirror flexible supporting device comprises two back up pads that be arranged in parallel and is arranged on a plurality of support bars between two back up pads,
Described support bar comprises intermediate bar, be separately positioned on two connecting links between intermediate bar both ends and the corresponding back up pad, be separately positioned on the flexible transition part between connecting link and the intermediate bar;
Described flexible transition part comprises transition block, end web joint and middle connecting plate; Described end web joint is parallel with the intermediate bar axis, and one end and connecting link are connected, and its other end and transition block are connected; Described middle connecting plate is parallel with the intermediate bar axis, and one end and intermediate bar are connected, and its other end and transition block are connected; Described end web joint is vertical mutually with middle connecting plate; The other end of described two connecting links all is connected with corresponding back up pad;
Be provided with two L shaped through slots between described transition block, end web joint and the connecting link, described two L shaped through slots are symmetrical along the end web joint;
Be provided with two L shaped through slots between described transition block, middle connecting plate and the intermediate bar, described two L shaped through slots are symmetrical along middle connecting plate;
Be filled with L shaped elastic damping pad in described four L shaped through slots.
3. primary mirror according to claim 2 is installed governor motion, and it is characterized in that: the corner of described L shaped through slot is rounded down.
4. according to claim 1 or 2 or 3 described primary mirrors governor motions are installed, it is characterized in that: the sidewall of described supporting seat is evenly distributed in three groups of coupling assemblings, is evenly distributed in three groups at the end face of supporting seat.
5. according to claim 2 or 3 described primary mirrors governor motion is installed, it is characterized in that: described primary mirror flexible supporting device circumference uniform distribution is on the supporting seat end face, described primary mirror flexible supporting device place circle is positioned at 0.68 place of supporting seat radius, and described back up pad is bonded on the supporting seat end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210049858.8A CN102540403B (en) | 2012-02-29 | 2012-02-29 | Primary mirror installing and adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210049858.8A CN102540403B (en) | 2012-02-29 | 2012-02-29 | Primary mirror installing and adjusting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102540403A CN102540403A (en) | 2012-07-04 |
| CN102540403B true CN102540403B (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210049858.8A Expired - Fee Related CN102540403B (en) | 2012-02-29 | 2012-02-29 | Primary mirror installing and adjusting mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN102540403B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472566B (en) * | 2013-09-12 | 2015-07-08 | 北京空间机电研究所 | Zero-expansion flexible damping supporting device of space reflector |
| CN106569312A (en) * | 2016-10-20 | 2017-04-19 | 中国工程物理研究院总体工程研究所 | Small-size reflecting-mirror flexible support structure suitable for thermal cycle condition |
| CN106525241A (en) * | 2016-10-26 | 2017-03-22 | 北京雪迪龙科技股份有限公司 | Interferometer and spectrograph |
| CN106772917B (en) * | 2016-12-08 | 2019-06-04 | 中国科学院长春光学精密机械与物理研究所 | A kind of primary mirror flexible support mechanism |
| CN106383397B (en) * | 2016-12-08 | 2018-09-14 | 中国科学院长春光学精密机械与物理研究所 | Primary mirror installation and adjustment mechanism |
| CN107571044B (en) * | 2017-07-12 | 2019-05-28 | 昌河飞机工业（集团）有限责任公司 | A kind of method of the common long girder construction part of three axis milling carbon fibre composite |
| CN109597180A (en) * | 2018-12-29 | 2019-04-09 | 深圳航星光网空间技术有限公司 | A kind of connection structure of primary mirror component |
| CN110319934B (en) * | 2019-06-24 | 2022-02-01 | 北京雪迪龙科技股份有限公司 | Interferometric modulator and infrared spectrometer |
| CN110376706B (en) * | 2019-08-07 | 2020-07-24 | 中国科学院长春光学精密机械与物理研究所 | Mirror assembly with 200mm-400mm caliber and supporting and adjusting device thereof |
| CN111929878B (en) * | 2020-07-10 | 2021-07-27 | 中国科学院西安光学精密机械研究所 | Off-axis three-mirror short-focus front objective lens system of hyperspectral imager |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0659181A (en) * | 1992-07-08 | 1994-03-04 | Kawasaki Heavy Ind Ltd | Laser light reflecting mirror device for laser machining device |
| JP3340521B2 (en) * | 1993-08-13 | 2002-11-05 | 旭光学工業株式会社 | Curved mirror mounting structure for scanning optical system |
| CN101566718A (en) * | 2009-06-05 | 2009-10-28 | 中国科学院长春光学精密机械与物理研究所 | Flexible supporting structure for the back of reflecting mirror |
| CN102193161B (en) * | 2011-05-31 | 2012-12-05 | 哈尔滨工业大学 | Five-freedom-degree precise position fixing device for adjustment of lens sets |
| CN102262281B (en) * | 2011-08-02 | 2012-09-19 | 中国科学院长春光学精密机械与物理研究所 | Flexible supporting mechanism for space remote sensor reflector |
| CN202522754U (en) * | 2012-02-29 | 2012-11-07 | 中国科学院西安光学精密机械研究所 | Primary mirror installation adjustment mechanism |
-
2012
- 2012-02-29 CN CN201210049858.8A patent/CN102540403B/en not_active Expired - Fee Related
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| CN102540403A (en) | 2012-07-04 |
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Granted publication date: 20130710 Termination date: 20160229 |