CN106680960A - Shock-free positioning apparatus for mounting optical element - Google Patents
Shock-free positioning apparatus for mounting optical element Download PDFInfo
- Publication number
- CN106680960A CN106680960A CN201710208073.3A CN201710208073A CN106680960A CN 106680960 A CN106680960 A CN 106680960A CN 201710208073 A CN201710208073 A CN 201710208073A CN 106680960 A CN106680960 A CN 106680960A
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- CN
- China
- Prior art keywords
- positioning
- optical element
- base plate
- installation base
- cylindrical portion
- 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.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Abstract
The invention discloses a shock-free positioning apparatus for mounting an optical element. The shock-free positioning apparatus comprises a positioning substrate, three groups of positioning pin assemblies, a clamping assembly and a mounting substrate, wherein three stepped holes with a stepped surface facing upwards are formed in the positioning substrate, the three groups of positioning pin assemblies respectively comprise a positioning head portion and a cylindrical portion, the cylindrical portions penetrate through the stepped holes, a spring sleeves the outer side of the cylindrical position, one end of the spring pushes against the positioning head portion, the other end pushes against the stepped surfaces of the stepped holes, an optical element is arranged on the upper surface of the mounting substrate, and three positioning holes corresponding to the three groups of positioning pin assemblies are formed in the lower surface of the mounting substrate. By virtue of the spring on the positioning pin assembly, the positioning head portion can be effectively separated from the stepped holes on the positioning substrate, and when the mounting substrate is arranged on the positioning head portion of the positioning pin assembly by virtue of the positioning holes, the shock-free mounting process of the optical element can be realized. By virtue of the three groups of positioning pin assemblies, the installation flatness and stability of the optical element can be ensured.
Description
Technical field
The present invention relates to optical element technology field, more particularly to a kind of optical element installation is without im-pact location device.
Background technology
With the development of active optics and adaptive optics, the radius-thickness ratio of Large optical system primary optics is increasingly
Greatly so that the shock proof ability of eyeglass worse and worse, and then requires to avoid installation process from producing as far as possible in optical element position fixing process
Raw impact；In addition optical system components need periodic plated film and cleaning, if mounting structure is without preferably repeatability
Stationkeeping ability and interchangeability, can greatly increase and debug cost, and especially for large-scale assembly minute surface is connect；In addition in the course of work
In, along with the change of attitude, gravity is continually changing with optical axis included angle, and interface allows for ensureing stably may be used for optical system
Lean on.
Existing positioner, mainly there is three place kick and three V-grooves, plane and two pitses etc., but such positioning dress
The positioning for only realizing optical element is put, does not possess the shock-free function of installation.
Therefore, how to provide a kind of optical element to install without im-pact location device, be that those skilled in the art are badly in need of solving
Technical problem.
The content of the invention
It is an object of the invention to provide a kind of positioner, can install produced impact etc. with effectively solving optical element
Problem.
To solve above-mentioned technical problem, the invention provides following technical scheme：
A kind of optical element is installed without im-pact location device, including：Positioning substrate, three groups of pin assemblies, clamp assemblies
And installation base plate, the positioning substrate is provided with the shoulder hole that three steps are faced upwards, and pin assembly described in three groups includes
Positioning head and cylindrical portion, the cylindrical portion runs through the shoulder hole, and the cylindrical portion outside is arranged with spring, the spring
One end pushes against the positioning head, and the other end is pushed against on the step surface of the shoulder hole, and the installation base plate upper surface is placed
The lower surface for having optical element, the installation base plate is provided with three location holes one-to-one with pin assembly described in three groups.
Preferably, three location holes are uniformly distributed along the circumference of the installation base plate, the Internal periphery of the location hole
Section is mounting hole, and the mounting hole has in a thickness direction the draft angle of predetermined angle, the length of three mounting holes
Axle extended line intersects at the center of the installation base plate, and the positioning head of the pin assembly is positioning conehead.
Preferably, the bottom of the cylindrical portion of the pin assembly is provided with and limits it under the active force of the spring upwards
Mobile limiting section.
Preferably, the limiting section is specially the stop screw for being arranged on the cylindrical portion bottom.
Preferably, the installation base plate is provided with positioning geosynclinal block, and the positioning geosynclinal block is detachably connected on the installation base
On plate, the mounting hole is arranged on the positioning geosynclinal block.
Preferably, the cylindrical portion outside is arranged with the bottom outlet of sleeve, the outside of the sleeve bottom and the shoulder hole
It is fixedly connected, the cylindrical portion can be moved up and down in the sleeve.
Preferably, the clamping part include pinching screw, the pinching screw by it is described positioning substrate bottom to
It is upper to position substrate and the installation base plate through described.
Compared with prior art, above-mentioned technical proposal has advantages below：
A kind of optical element provided by the present invention is installed without im-pact location device, including：Positioning substrate, three groups of alignment pins
Component, clamp assembly and installation base plate, positioning substrate is provided with the shoulder hole that three steps are faced upwards, and three groups of pin assemblies are equal
Including positioning head and cylindrical portion, cylindrical portion runs through shoulder hole, and cylindrical portion outside is arranged with spring, and one end of spring pushes against positioning
Head, the other end is pushed against on the step surface of shoulder hole, and installation base plate upper surface is placed with optical element, the following table of installation base plate
Face is provided with and one-to-one three location holes of three groups of pin assemblies.
By the spring on pin assembly, can effectively by the shoulder hole on positioning head and positioning substrate mutually every
From, when on the positioning head that installation base plate is placed on pin assembly by location hole, be capable of achieving optical element without punching
Hit installation process.The flatness and stability of optical element installation wherein can be ensured by three groups of pin assemblies.
Description of the drawings
In order to be illustrated more clearly that technical scheme of the invention or of the prior art, below will be to embodiment or prior art
The accompanying drawing to be used needed for description is briefly described, it should be apparent that, drawings in the following description are some of the present invention
Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can be with attached according to these
Figure obtains other accompanying drawings.
Fig. 1 installs the knot without im-pact location device by a kind of optical element that a kind of specific embodiment of the invention is provided
Structure schematic diagram；
Fig. 2 installs determining without im-pact location device by a kind of optical element that a kind of specific embodiment of the invention is provided
The structural representation of position pin assemblies；
Fig. 3 installs determining without im-pact location device by a kind of optical element that a kind of specific embodiment of the invention is provided
Position pin assemblies are arranged on the main structure diagram on positioning substrate；
Fig. 4 installs determining without im-pact location device by a kind of optical element that a kind of specific embodiment of the invention is provided
Position pin assemblies are arranged on the present invention looks up structural representation on positioning substrate；
Fig. 5 installs determining without im-pact location device by a kind of optical element that a kind of specific embodiment of the invention is provided
The overlooking the structure diagram of position geosynclinal block；
Fig. 6 installs determining without im-pact location device by a kind of optical element that a kind of specific embodiment of the invention is provided
The main view cross section structure diagram of position geosynclinal block；
Fig. 7 installs determining without im-pact location device by a kind of optical element that a kind of specific embodiment of the invention is provided
The diagrammatic side-view cross-sectional structural representation of position geosynclinal block；
Fig. 8 installs determining without im-pact location device by a kind of optical element that a kind of specific embodiment of the invention is provided
Position geosynclinal block is arranged on the present invention looks up structural representation on installation base plate；
Fig. 9 installs determining without im-pact location device by a kind of optical element that a kind of specific embodiment of the invention is provided
Position geosynclinal block is arranged on the main structure diagram on installation base plate.
Reference is as follows：
1 is positioning substrate, and 11 is shoulder hole, and 2 is pin assembly, and 3 is optical element, and 4 is installation base plate, and 5 are positioning
Geosynclinal block, 51 is mounting hole, and 6 is pinching screw, and 7 is stop screw, and 8 is sleeve, and 9 is spring, and 10 is positioning head.
Specific embodiment
Just as described in the background section, current optical element positioning apparatus, only play a part of positioning, do not possess peace
Fill shock-free function.
On the basis of based on the studies above, embodiments provide a kind of optical element and install without im-pact location dress
Put, by the spring on pin assembly, can be effectively mutually isolated by the shoulder hole on positioning head and positioning substrate, when
When installation base plate is placed on the positioning head on pin assembly by location hole, installing without impact for optical element is capable of achieving
Process.The flatness and stability of optical element installation wherein can be ensured by three groups of pin assemblies.
In order that the above objects, features and advantages of the present invention can become apparent from it is understandable, below in conjunction with the accompanying drawings to this
Bright specific embodiment is described in detail.
Elaborate detail in order to fully understand the present invention in the following description.But the present invention can with it is various not
It is same as alternate manner described here to implement, those skilled in the art can do class in the case of without prejudice to intension of the present invention
Like popularization.Therefore the present invention is not limited by following public specific embodiment.
Fig. 1-Fig. 9 is refer to, Fig. 1 is installed without punching by a kind of optical element that a kind of specific embodiment of the invention is provided
Hit the structural representation of positioner；Fig. 2 installs nothing by a kind of optical element that a kind of specific embodiment of the invention is provided
The structural representation of the pin assembly of im-pact location device；One kind that Fig. 3 is provided by a kind of specific embodiment of the invention
Optical element installs the main structure diagram that the pin assembly without im-pact location device is arranged on positioning substrate；Fig. 4 is
A kind of optical element that a kind of specific embodiment of the present invention is provided is installed the pin assembly without im-pact location device and is installed
Present invention looks up structural representation on positioning substrate；A kind of optical element that Fig. 5 is provided by a kind of specific embodiment of the invention
The overlooking the structure diagram of the positioning geosynclinal block without im-pact location device is installed；Fig. 6 is carried by a kind of specific embodiment of the invention
For a kind of optical element install without im-pact location device positioning geosynclinal block main view cross section structure diagram；Fig. 7 is the present invention
A kind of optical element that a kind of specific embodiment is provided installs the diagrammatic side-view cross-sectional knot of the positioning geosynclinal block without im-pact location device
Structure schematic diagram；Fig. 8 is installed without im-pact location device by a kind of optical element that a kind of specific embodiment of the invention is provided
Positioning geosynclinal block is arranged on the present invention looks up structural representation on installation base plate；A kind of Fig. 9 specific embodiments of the invention are provided
A kind of optical element installs the main structure diagram that the positioning geosynclinal block without im-pact location device is arranged on installation base plate.
A kind of specific embodiment of the present invention provides a kind of optical element and installs without im-pact location device, including：It is fixed
Position 1, three groups of pin assemblies 2, clamp assembly of substrate and installation base plate 4, positioning substrate 1 is provided with the rank that three steps are faced upwards
Terraced hole 11, three groups of pin assemblies 2 include positioning head 10 and cylindrical portion, and cylindrical portion runs through shoulder hole 11, cylindrical portion outside
Spring 9 is arranged with, one end of spring 9 pushes against positioning head 10, and the other end is pushed against on the step surface of shoulder hole 11, installation base plate
4 upper surfaces are placed with optical element 3, and the lower surface of installation base plate 4 is provided with fixed with three groups of pin assemblies 2 one-to-one three
Position hole.
In the present embodiment, by the spring 9 on pin assembly 2, can effectively by positioning head 10 and positioning base
Shoulder hole 11 on plate 1 is mutually isolated, the positioning head 10 being placed on by location hole when installation base plate 4 on pin assembly 2
When upper, be capable of achieving optical element 3 without impact installation process.Wherein can ensure that optical element 3 is pacified by three groups of pin assemblies 2
The flatness and stability of dress.
Further, three location holes are uniformly distributed along the circumference of installation base plate 4, and the Internal periphery section of location hole is kidney-shaped
Hole 51, and mounting hole 51 has in a thickness direction the draft angle of predetermined angle, the major axis extended line of three mounting holes 51 is intersecting
In the center of installation base plate 4, the positioning head 10 of pin assembly 2 is positioning conehead.
By positioning cooperating for conehead and mounting hole 51, the repeated positioning precision of the positioner and good can be improved
Good interchangeability.In addition by positioning conehead and the linear contact lay of mounting hole 51, the support stiffness of pin assembly 2 can be improved, is protected
The good antidumping of card and impact resistance.
Further, the bottom of the cylindrical portion of pin assembly 2 is provided with and limits it and move upwards under the active force of spring 9
Dynamic limiting section.
Wherein, limiting section is specially the stop screw 7 for being arranged on cylindrical portion bottom.Can certainly can limit for other
The limiting section that pin assembly 2 is moved up, for example cylindrical portion bottom arrange snap ring or fixture block etc., specifically optionally and
Fixed, the present embodiment is not limited this.
In order to reduce the use cost of positioner, installation base plate 4 is provided with positioning geosynclinal block 5, and positioning geosynclinal block 5 detachably connects
It is connected on installation base plate 4, mounting hole 51 is arranged on positioning geosynclinal block 5.Therefore after the positioning geosynclinal block 5 on installation base plate 4 weares and teares,
Can be changed, and need not be exchanged for monoblock installation base plate 4, be in addition separately provided positioning geosynclinal block 5, its easy making process can be improved
Property.
Further, cylindrical portion outside is arranged with sleeve 8, the outside of the bottom of the sleeve 8 and the bottom of the shoulder hole 11
Hole is fixedly connected, and the cylindrical portion can be moved up and down in the sleeve 8.It is understood that sleeve 8 plays cylindrical portion upper
Guide effect when lower mobile, additionally, contacting with each other with the bottom surface of positioning head 10 by sleeve 8, and then plays spacing work
With.
Further, clamping part includes pinching screw 6, and pinching screw 6 is run through by positioning the bottom up of substrate 1
Positioning substrate 1 and installation base plate 4.Wherein mutual corresponding connecting hole should be provided with installation base plate 4 and positioning substrate 1, wherein
Multiple connecting holes can be arranged to improve the effect of clamping.
It should be noted that with regard to connecting hole number and arrangement position specifically depend on the circumstances, the present embodiment to this not
Limit.
Also, it should be noted that herein, such as first and second or the like relational terms are used merely to one
Entity or operation make a distinction with another entity or operation, and not necessarily require or imply between these entities or operation
There is any this actual relation or order.And, term " including ", "comprising" or its any other variant are intended to contain
Lid nonexcludability is included, so that a series of process, method, article or equipment including key elements not only will including those
Element, but also including other key elements being not expressly set out, or also include for this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope for causing.
Claims (7)
1. a kind of optical element is installed without im-pact location device, it is characterised in that included：Positioning substrate, three groups of pin assemblies,
Clamp assembly and installation base plate, the positioning substrate is provided with the shoulder hole that three steps are faced upwards, and described in three groups pin bank is positioned
Part includes positioning head and cylindrical portion, and the cylindrical portion runs through the shoulder hole, and the cylindrical portion outside is arranged with spring, institute
The one end for stating spring pushes against the positioning head, and the other end is pushed against on the step surface of the shoulder hole, on the installation base plate
Surface is placed with optical element, and the lower surface of the installation base plate is provided with three one-to-one with pin assembly described in three groups
Location hole.
2. optical element according to claim 1 is installed without im-pact location device, it is characterised in that three location holes
Circumference along the installation base plate is uniformly distributed, and the Internal periphery section of the location hole is mounting hole, and the mounting hole is in thickness
There is the draft angle of predetermined angle, the major axis extended line of three mounting holes is intersected in the installation base plate on degree direction
The heart, the positioning head of the pin assembly is positioning conehead.
3. optical element according to claim 2 is installed without im-pact location device, it is characterised in that the pin assembly
The bottom of cylindrical portion be provided with and limit its limiting section moved up under the active force of the spring.
4. optical element according to claim 3 is installed without im-pact location device, it is characterised in that the limiting section is concrete
To be arranged on the stop screw of the cylindrical portion bottom.
5. optical element according to claim 4 is installed without im-pact location device, it is characterised in that on the installation base plate
Positioning geosynclinal block is provided with, the positioning geosynclinal block is detachably connected on the installation base plate, and the mounting hole is arranged on the positioning
On geosynclinal block.
6. optical element according to claim 5 is installed without im-pact location device, it is characterised in that the cylindrical portion outside
Sleeve is arranged with, the outside of the sleeve bottom is fixedly connected with the bottom outlet of the shoulder hole, the cylindrical portion can be in the set
Move up and down in cylinder.
7. the optical element according to any one of claim 1 to 6 is installed without im-pact location device, it is characterised in that described
Clamping part include pinching screw, the pinching screw by it is described positioning substrate bottom up through it is described positioning substrate with
The installation base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710208073.3A CN106680960B (en) | 2017-03-31 | 2017-03-31 | Optical element is installed without im-pact location device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710208073.3A CN106680960B (en) | 2017-03-31 | 2017-03-31 | Optical element is installed without im-pact location device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106680960A true CN106680960A (en) | 2017-05-17 |
| CN106680960B CN106680960B (en) | 2019-06-11 |
Family
ID=58829352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710208073.3A Expired - Fee Related CN106680960B (en) | 2017-03-31 | 2017-03-31 | Optical element is installed without im-pact location device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106680960B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114799623A (en) * | 2022-03-30 | 2022-07-29 | 敏实汽车技术研发有限公司 | Floating positioning pin device and weldment positioning method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101840053A (en) * | 2010-04-22 | 2010-09-22 | 中国科学院长春光学精密机械与物理研究所 | Two-dimensional high load-bearing large-caliber rapid control reflector |
| CN103529528A (en) * | 2012-07-06 | 2014-01-22 | 华晶科技股份有限公司 | Adjusting device and adjusting method thereof |
| CN104162857A (en) * | 2014-08-01 | 2014-11-26 | 大连四达高技术发展有限公司 | Accurate positioning and locking mechanism |
| CN203993599U (en) * | 2014-06-14 | 2014-12-10 | 沈阳飞机工业（集团）有限公司 | Slip-off preventing elastic locating mechanism |
| CN104777587A (en) * | 2015-04-20 | 2015-07-15 | 中国科学院长春光学精密机械与物理研究所 | Primary mirror positioning and mounting mechanism |
-
2017
- 2017-03-31 CN CN201710208073.3A patent/CN106680960B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101840053A (en) * | 2010-04-22 | 2010-09-22 | 中国科学院长春光学精密机械与物理研究所 | Two-dimensional high load-bearing large-caliber rapid control reflector |
| CN103529528A (en) * | 2012-07-06 | 2014-01-22 | 华晶科技股份有限公司 | Adjusting device and adjusting method thereof |
| CN203993599U (en) * | 2014-06-14 | 2014-12-10 | 沈阳飞机工业（集团）有限公司 | Slip-off preventing elastic locating mechanism |
| CN104162857A (en) * | 2014-08-01 | 2014-11-26 | 大连四达高技术发展有限公司 | Accurate positioning and locking mechanism |
| CN104777587A (en) * | 2015-04-20 | 2015-07-15 | 中国科学院长春光学精密机械与物理研究所 | Primary mirror positioning and mounting mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114799623A (en) * | 2022-03-30 | 2022-07-29 | 敏实汽车技术研发有限公司 | Floating positioning pin device and weldment positioning method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106680960B (en) | 2019-06-11 |
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Granted publication date: 20190611 |