CN107193100A - A kind of optical elements of large caliber torque clamping device - Google Patents
A kind of optical elements of large caliber torque clamping device Download PDFInfo
- Publication number
- CN107193100A CN107193100A CN201710584715.XA CN201710584715A CN107193100A CN 107193100 A CN107193100 A CN 107193100A CN 201710584715 A CN201710584715 A CN 201710584715A CN 107193100 A CN107193100 A CN 107193100A
- Authority
- CN
- China
- Prior art keywords
- optical element
- side block
- clamping device
- positioning side
- carriage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 77
- 230000005484 gravity Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/001—Counterbalanced structures, e.g. surgical microscopes
Abstract
The invention discloses a kind of optical elements of large caliber torque clamping device, including square carriage, four sides of carriage are provided with the unilateral clamping device of optical element；The unilateral clamping device of optical element includes supporting plate, positioning side block and some rigid briquettings, and supporting plate and positioning side block are fixedly connected with carriage, and rigid briquetting is fixedly connected with positioning side block；The pressure holding face of rigid briquetting is provided with elastomeric pad, positioning side block be provided with it is some mark closely screw, the front end for marking closely screw is provided with Rubber end；Rigid briquetting is provided with the elastic breach of U-shape structure and is configured with load applying screws for regulation elasticity gap width.In the present invention during the following face of the elastic breach of load applying screws extruding, torque is produced between elastomeric pad and supporting plate, and act on optical element, warpage occurs for the center of optical element, overcome deformation caused by gravity, by adjusting the amount of tightening of load applying screws, the torque produced is can adjust, and then reach the purpose of adjustment optical element deformation.
Description
Technical field
The invention belongs to optical element clamping technique, more particularly to a kind of optical elements of large caliber torque clamping device.
Background technology
Applied to the optical elements of large caliber in inertially confinement fusion device, the work(of high energy laser beam frequency conversion carry
Energy.Under Action of Gravity Field, optical element deforms, and then internally produces stress, the optical property of optical element thus by
Influence, ultimately results in frequency conversion efficiency reduction.Current optical elements of large caliber clamping device is general to use carriage to light
The lower surface for learning element is supported, while being compressed using tabletting to the upper surface of optical element.Wherein under optical element
The supporting zone on surface and the compression region of upper surface overlap on locus.In this case, region is compressed to produce
Thrust and supporting zone produce support force it is equal in magnitude, in the opposite direction, effect point-blank.Thus clamping is caused
The action effect of device is limited, it is impossible to effectively reduce the deformation under optical element gravity effect.
The content of the invention
The purpose of the present invention, which is that, provides a kind of optical elements of large caliber torque clamping dress in order to solve the above problems
Put.
The present invention is achieved through the following technical solutions above-mentioned purpose：
A kind of optical elements of large caliber torque clamping device, including square carriage, four sides of the carriage are all provided with
It is equipped with the unilateral clamping device of optical element；
The unilateral clamping device of optical element is including the supporting plate for the supporting optical component back side, for limiting optics
The positioning side block of element lateral location and for the positive some rigid briquettings of pressure holding optical element, the supporting plate and described fixed
Position side block is fixedly connected with the carriage, and the rigid briquetting is fixedly connected with positioning side block；
The optical element pressure holding face of the rigid briquetting is provided with for the elastomeric pad with optical element front face, institute
State positioning side block be provided with it is some mark closely screw, the front end for marking closely screw is provided with for being connected to optical element side
Rubber end；
The rigid briquetting is provided with the elastic breach of U-shape structure and is configured with applies load for regulation elasticity gap width
Screw, the direction of the elastic breach is parallel with optical element, and the load applying screws pass through the top face of the elastic breach simultaneously
It is pressed on the following face of elastic breach.
A kind of technical scheme selected as this patent, between positioning side block and the carriage, it is described rigidity pressure
It is fixedly connected between block and positioning side block by clamping screw.
A kind of technical scheme selected as this patent, it is solid by flat head screw between the supporting plate and the carriage
Fixed connection, the top surface of the flat head screw is not higher than the top surface of supporting plate.
A kind of technical scheme selected as this patent, the supporting plate, the rigid briquetting and positioning side block it
Between constitute U-type groove for holding optical components.
A kind of technical scheme selected as this patent, the cross section of positioning side block is L-type structure, the positioning side
The top surface of block is fixedly connected with the rigid briquetting, and bottom surface is fixedly connected with the carriage, and some fastening spiral shells are provided with sideways
Matching is provided with described in one and marks closely screw in hole, each fastening screw.
A kind of technical scheme selected as this patent, the elastomeric pad is rectangular sheet, one of the elastomeric pad
It is allocated as being squeezed between the rigid briquetting and positioning side block for optical element press keeping section and another part.
The beneficial effects of the present invention are：
In the present invention during lower surface of the breach of the rigid briquetting of load applying screws extruding, power is produced between elastomeric pad and supporting plate
Square, and act under optical element, moment loading, warpage occurs for the center of optical element, overcomes deformation caused by gravity, together
When, by adjusting the amount of tightening of load applying screws, the torque produced is can adjust, and then reach the purpose of adjustment optical element deformation.
Brief description of the drawings
Fig. 1 is the overall structure figure of optical elements of large caliber torque clamping device of the present invention；
Fig. 2 is the half section structure chart of optical elements of large caliber torque clamping device of the present invention；
Fig. 3 is the partial enlarged drawing of optical elements of large caliber torque clamping device of the present invention, relative to Fig. 1 and Fig. 2,
Optical element is not drawn in figure；
Fig. 4 is the structure chart of rigid briquetting of the present invention；
Fig. 5 is the structure chart of elastomeric pad of the present invention；
Fig. 6 is the structure chart of positioning side of the present invention block；
Fig. 7 is the structure chart of carriage of the present invention；
In figure：1- carriages, 2- positioning side blocks, 3- load applying screws, 4- rigidity briquettings, 5- elastomeric pads, 6- optical elements,
7- marks closely screw, 8- Rubber ends, 9- supporting plates, 10- fastening screws, 11- elasticity breach.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings：
With reference to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the present invention includes square carriage 1, carriage 1
Four sides be provided with the unilateral clamping device of optical element 6；
The unilateral clamping device of optical element 6 is including the supporting plate 9 for the back side of supporting optical component 6, for limiting optics
The positioning side block 2 of the lateral location of element 6 and for the positive some rigid briquettings 4 of pressure holding optical element 6, supporting plate 9 and positioning
Side block 2 is fixedly connected with carriage 1, and rigid briquetting 4 is fixedly connected with positioning side block 2；
The pressure holding face of optical element 6 of rigid briquetting 4 is provided with for the elastomeric pad 5 with the front face of optical element 6, fixed
Position side block 2 be provided with it is some mark closely screw 7, the front end for marking closely screw 7 is provided with rubber for being connected to the side of optical element 6
First 8, there is gap between positioning side block 2 and optical element 6, Rubber end 8 is through the gap and is connected to the side of optical element 6.
Rigid briquetting 4 is provided with the elastic breach 11 of U-shape structure and is configured with applying for the width of regulation elasticity breach 11
Screw 3 is carried, the direction of elastic breach 11 is parallel with optical element 6, i.e., the thickness direction of rigid briquetting 4 opens up elastic breach 11,
Load applying screws 3 pass through the top face of elastic breach 11 and are pressed on the following face of elastic breach 11.Open in the top face of rigid briquetting 4
Logical screwed hole, load applying screws 3 pass through screwed hole, and the lower end of load applying screws 3 is contacted with the lower surface of breach, and load applying screws 3 are tightened
Afterwards, breach lower surface is extruded.
A kind of technical scheme selected as this patent, positioning is between block 2 and carriage 1, rigid briquetting 4 with positioning while
It is fixedly connected between block 2 by clamping screw, is easy to dismounting.
A kind of technical scheme selected as this patent, is fixed by flat head screw between supporting plate 9 and carriage 1 and connected
Connect, the top surface of flat head screw is not higher than the top surface of supporting plate 9, the structure is both easy to dismounting, and eliminates and withstand on optical element 6
Convex portion, optical element 6 will not be damaged.
A kind of technical scheme selected as this patent, being constituted between supporting plate 9, rigid briquetting 4 and positioning side block 2 is used for
The U-type groove of holding optical components 6.
A kind of technical scheme selected as this patent, the cross section of positioning side block 2 is L-type structure, positions the top of side block 2
Face is fixedly connected with rigid briquetting 4, and bottom surface is fixedly connected with carriage 1, and some fastening screws 10, each fastening are provided with sideways
Matching is provided with one and marks closely screw 7 in screw 10.
A kind of technical scheme selected as this patent, elastomeric pad 5 is rectangular sheet, a part of conduct of elastomeric pad 5
The press keeping section of optical element 6 and another part are squeezed between rigid briquetting 4 and positioning side block 2, and rigid briquetting 4 will not be with optics member
Part 6 is directly contacted, and elastomeric pad 5 plays a part of stress protection to optical element 6.In this patent the length of rigid briquetting 4 with
The equal length of elastomeric pad 5, the width of rigid briquetting 4 is equal with the width of elastomeric pad 5, rigid briquetting 4 and elastomeric pad 5
Alignment.
The operation principle of the torque clamping device of optical elements of large caliber 6 of the present invention is as follows：
When carrying out torque clamping to optical elements of large caliber 6, load applying screws 3 are tightened, the elastic breach of the rigid briquetting 4 of extruding
11 lower surface, rigid briquetting 4 is pressed further by elastomeric pad 5, causes the compression of elastomeric pad 5.Cushion after deformation
Piece 5 produces the trend for recovering original shape, and the following table of elastomeric pad 5 faces out expansion, extrudes optical elements of large caliber 6, formed
To the extruding force of optical elements of large caliber 6.Now, supporting plate 9 is supported to optical elements of large caliber 6, and to heavy caliber light
Learn element 6 and apply support force.Extruding force and support force are equal in magnitude, and direction is opposite, and the two forms a torque, acts on great Kou
Footpath optical element 6, causes the core of optical elements of large caliber 6 to occur buckling deformation, so as to overcome recessed caused by gravity
Deformation.
These are only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Any modifications, equivalent substitutions and improvements made within principle etc., should be included within the scope of the present invention.
Claims (6)
1. a kind of optical elements of large caliber torque clamping device, it is characterised in that：Including square carriage, the carriage
Four sides are provided with the unilateral clamping device of optical element；
The unilateral clamping device of optical element is including the supporting plate for the supporting optical component back side, for limiting optical element
The positioning side block of lateral location and for the positive some rigid briquettings of pressure holding optical element, the supporting plate and the positioning side
Block is fixedly connected with the carriage, and the rigid briquetting is fixedly connected with positioning side block；
The optical element pressure holding face of the rigid briquetting is provided with for the elastomeric pad with optical element front face, described fixed
Position side block be provided with it is some mark closely screw, the front end for marking closely screw is provided with the rubber for being connected to optical element side
Head；
The rigid briquetting is provided with the elastic breach of U-shape structure and is configured with applies load spiral shell for regulation elasticity gap width
Nail, the direction of the elastic breach is parallel with optical element, and the load applying screws are through the top face of the elastic breach and support
It is pressed in the following face of elastic breach.
2. optical elements of large caliber torque clamping device according to claim 1, it is characterised in that：Positioning side block with
It is fixedly connected between the carriage, between the rigid briquetting and positioning side block by clamping screw.
3. optical elements of large caliber torque clamping device according to claim 1, it is characterised in that：The supporting plate and institute
State and be fixedly connected by flat head screw between carriage, the top surface of the flat head screw is not higher than the top surface of supporting plate.
4. optical elements of large caliber torque clamping device according to claim 1, it is characterised in that：The supporting plate, institute
State the U-type groove constituted between rigid briquetting and positioning side block for holding optical components.
5. optical elements of large caliber torque clamping device according to claim 1, it is characterised in that：Positioning side block
Cross section is L-type structure, and the top surface of positioning side block is fixedly connected with the rigid briquetting, and bottom surface is fixed with the carriage
Connection, is provided with some fastening screws sideways, and matching is provided with described in one and marks closely screw in each fastening screw.
6. optical elements of large caliber torque clamping device according to claim 1, it is characterised in that：The elastomeric pad is
Rectangular sheet, the part of the elastomeric pad is squeezed in the rigid briquetting and institute as optical element press keeping section and another part
State positioning side block between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710584715.XA CN107193100B (en) | 2017-07-18 | 2017-07-18 | Moment clamping device for large-caliber optical element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710584715.XA CN107193100B (en) | 2017-07-18 | 2017-07-18 | Moment clamping device for large-caliber optical element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107193100A true CN107193100A (en) | 2017-09-22 |
| CN107193100B CN107193100B (en) | 2023-10-24 |
Family
ID=59883369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710584715.XA Active CN107193100B (en) | 2017-07-18 | 2017-07-18 | Moment clamping device for large-caliber optical element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107193100B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273439A (en) * | 2013-04-28 | 2013-09-04 | 哈尔滨工业大学 | Nonlinear large-aperture optical element clamping device capable of achieving definite value axial load application |
| CN103753449A (en) * | 2013-12-30 | 2014-04-30 | 哈尔滨工业大学 | Flexible hinge and floating frame matched clamping and positioning device for optical component |
| CN206990879U (en) * | 2017-07-18 | 2018-02-09 | 中国工程物理研究院总体工程研究所 | A kind of optical elements of large caliber torque clamping device |
-
2017
- 2017-07-18 CN CN201710584715.XA patent/CN107193100B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273439A (en) * | 2013-04-28 | 2013-09-04 | 哈尔滨工业大学 | Nonlinear large-aperture optical element clamping device capable of achieving definite value axial load application |
| CN103753449A (en) * | 2013-12-30 | 2014-04-30 | 哈尔滨工业大学 | Flexible hinge and floating frame matched clamping and positioning device for optical component |
| CN206990879U (en) * | 2017-07-18 | 2018-02-09 | 中国工程物理研究院总体工程研究所 | A kind of optical elements of large caliber torque clamping device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107193100B (en) | 2023-10-24 |
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