CN204028430U - A kind of angle adjustment joint platform - Google Patents
A kind of angle adjustment joint platform Download PDFInfo
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- CN204028430U CN204028430U CN201420480817.9U CN201420480817U CN204028430U CN 204028430 U CN204028430 U CN 204028430U CN 201420480817 U CN201420480817 U CN 201420480817U CN 204028430 U CN204028430 U CN 204028430U
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Abstract
The utility model relates to a kind of compact angle adjustment joint platform, comprise fine adjustment platform block, front and back stretching screw, front and back hold out against screw, stretching screw and hold out against screw up and down up and down, described fine adjustment platform block is integrally shaped with vertical front and back rigid body component and the upper and lower rigid body component of horizontal type, one end and one end of the upper and lower rigid body component of horizontal type of described vertical front and back rigid body component connect built in together with; Described fine adjustment platform can provide the rotation Light deformation of front and back and upper and lower both direction.This adjustment platform structure is simple, easy to operate, realize the object of optical component pivot angle and angle of pitch fine setting, by with the structure and manufacture with precision optical system, reach reduction error and put forward high-precision target, this angle adjustment joint platform can be applicable to Technology of Precision Measurement field, during convenient structure precision measurement system, the pivot angle of optical component and the angle of pitch are finely tuned, reach and improve the object that measuring accuracy reduces measuring error.
Description
Technical field
The utility model belongs to precision optical machinery and precision optics technical field, especially a kind of angle adjustment joint platform.
Background technology
Micro-displacement Technique is one of gordian technique of precision optical machinery and precision optics, develops by leaps and bounds in recent years along with the development of the subjects such as microelectric technique, aerospace, bioengineering.Along with the development of precision optical machinery and precision optics technology, corresponding process system is had higher requirement, requires that the positioning precision of these systems can reach the even nano level precision of sub-micron.Due to location technology level almost left and right the performance of whole equipment, therefore directly have influence on the high precision industrial expansions such as microelectronics, aerospace, bioengineering.No matter such as exact instrument is the precision positioning of Long Distances, still among a small circle in optical alignment, all be unable to do without angle adjustment technology.
No matter how high exact instrument processing and manufacturing level is, all inevitably there is certain mismachining tolerance in precision optical machinery, cause in actual application, during precision measurement, there will be the adjustment of optical component angle position not in place, need the situation of angle being carried out to trace adjustment.
By retrieval, not yet find with the same or similar application of installation of the utility model application in Technology of Precision Measurement field.
Utility model content
The purpose of this utility model is intended to the limitation overcoming existing exact instrument inching, solve the technical matters existed in prior art, there is provided a kind of simple and compact for structure, easy to operate, can be applicable to Technology of Precision Measurement field, when facilitating precision measurement, the pivot angle of optical component and the angle of pitch are finely tuned, reach and improve the object that measuring accuracy reduces measuring error, coordinate with existing exact instrument and can realize saving platform to the accurate location of optical component angle position and the angle adjustment of adjustment.
To achieve these goals, the technical scheme that adopts of the utility model is as follows:
A kind of angle adjustment joint platform, comprise fine adjustment platform block, front and back stretching screw, front and back hold out against screw, stretching screw and hold out against screw up and down up and down, vertical front and back rigid body component and the upper and lower rigid body component of horizontal type is integrally made by cutting out groove in described fine adjustment platform block, form flexible hinge in the intersection of groove, one end and one end of the upper and lower rigid body component of horizontal type of described vertical front and back rigid body component connect built in together with; Described fine adjustment platform can provide the rotation Light deformation of front and back and upper and lower both direction.
And, in the rigid body component of described vertical front and back, vertical direction makes front rigid body component and rear rigid body component, described front rigid body component is arranged at the front of rear rigid body component, the vertical flexible hinge made by vertical front and back rigid body component between described rear rigid body component with vertical front and back rigid body component connect built in together with; Described front rigid body component with in the top of rear rigid body component along front and rear direction be communicated be shaped with one before and after strain tapped blind hole, strain blind hole internal thread before and after this and stretching screw before and after be installed; Before and after being parallel in front rigid body component below described front and back tension tapped blind hole, tension tapped blind hole holds out against through hole before and after being shaped with one, hold out against through hole internal thread before and after this to install before and after one and hold out against screw, the bottom holding out against screw before and after this can push up be contained in rear rigid body component opposing end surface on.
And described flexible hinge is linear hinge form or circular arc hinge format.
And, laterally makes rigid body component and lower rigid body component from top to bottom in the upper and lower rigid body component of described horizontal type, the lateral flexibility hinge made by rigid body component bottom, vertical front and back of described upper rigid body component and vertical front and back rigid body component built in together with; The far away vertical front and back rigid body member end of the transversely centre of surface of described upper rigid body component is vertically shaped with about one and holds out against through hole, this holds out against through hole internal thread up and down and installs and about one hold out against screw, this bottom holding out against screw up and down can push up be contained in lower rigid body component opposing end surface on; The near vertical front and back rigid body member end of described upper rigid body component and the transversely centre of surface of lower rigid body component is shaped with about one along upper and lower strains blind hole to being vertically communicated with, and this strains blind hole internal thread installation about one stretching screw up and down.
And, described holding out against up and down in through hole and the monosymmetric lower rigid body component of upper and lower stretching screw is shaped with fastening through-hole along the vertical direction, be shaped with along the vertical direction by through hole in the upper rigid body component relative with this fastening through-hole, the nut radius of the trip bolt through fastening through-hole should be greater than by the radius of through hole.
Advantage of the present utility model and good effect are:
1, this adjustment platform structure is simply compact, easy to operate, this platform is provided with front and back stretching screw, front and back hold out against screw, upper and lower stretching screw and hold out against screw up and down, can tightening or unscrewing by control four screws, described fine adjustment platform block can be realized and produce Light deformation and positioning and locking along the rotating shaft of rigid body component, thus in extremely limited space, realize the object of optical device pivot angle and angle of pitch fine setting, it is combined with fine measuring instrument, and applied optics components and parts are arranged on this adjustment platform, when the angular adjustment systematic error of existing fine measuring instrument is comparatively large or angular adjustment is difficult to meet the demands, namely by this angle adjustment joint platform, the pivot angle of testee or optical instrument and the angle of pitch are further finely tuned, reach the target reducing error and accurately measure, this angle adjustment joint platform can be applicable to Technology of Precision Measurement field, during convenient structure precision measurement system, the pivot angle of optical component and the angle of pitch are finely tuned, reach and improve the object that measuring accuracy reduces measuring error.
2, this adjustment platform can install the optical instrument such as object lens, catoptron, can finely tune the pivot angle of optical instrument and the angle of pitch, comprise fine adjustment platform block, described fine adjustment platform block inside processes two rigid body components along the vertical direction with on fore-and-aft direction respectively, can realize by the distortion size controlling these two rigid body components the fine adjustment that fine adjustment platform block installs optical instrument portion centers pivot angle and the angle of pitch.
3, this adjustment platform can coordinate existing fine measuring instrument, is arranged on surveying instrument inside, is coordinating the accurate location and adjustment that can realize optical instrument light path with existing exact instrument.
Accompanying drawing explanation
Fig. 1 is anatomical connectivity schematic diagram of the present utility model;
Fig. 2 is spatial structure connection diagram of the present utility model;
Fig. 3 is the normal axomometric drawing of fine adjustment platform block in Fig. 1;
Fig. 4 is the front view of Fig. 3;
Fig. 5 is the vertical view of Fig. 3;
Fig. 6 is that the A-A of Fig. 5 is to cross-sectional view;
Fig. 7 is a concrete example schematic diagram of application of the present utility model.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Describe a kind of angle adjustment joint platform of the utility model embodiment below with reference to Fig. 1-Fig. 7, this platform can be used for pivot angle and the angle of pitch inching of precision measurement.
A kind of angle adjustment joint platform, as shown in Figures 1 to 6, comprise fine adjustment platform block (in figure non-label), front and back stretching screw 3, front and back hold out against screw 4, upper and lower stretching screw 7 and hold out against screw 9 up and down, vertical front and back rigid body component 12 and the upper and lower rigid body component 10 of horizontal type is integrally made by cutting out groove 1 in described fine adjustment platform block, as can EDM (electrosparking) be passed through or other machine-tooled method cuts out groove in micro-adjusting mechanism body, flexible hinge is formed in the intersection of groove, so-called flexible rigid body component, exactly by flexible hinge by up and down or two, left and right rigid structure link together, by applying driving force, the relative micrometric displacement between two rigid structures can be produced, one end and one end of the upper and lower rigid body component of horizontal type of described vertical front and back rigid body component connect built in together with, before and after described fine adjustment platform can provide and the rotation Light deformation of upper and lower both direction, by the distortion size controlling these two rigid body components can realize fine adjustment platform block mounting optical component part vertically with the fine adjustment of former and later two orientation angles.This platform is combined with fine measuring instrument, and testee or optical device are arranged on this adjustment platform, when the angular adjustment systematic error of existing fine measuring instrument is comparatively large or angular adjustment is difficult to meet the demands, namely by this angle adjustment joint platform, the pivot angle of testee or optical instrument and the angle of pitch are further finely tuned, reach the target reducing error and accurately measure.
In the rigid body component of described vertical front and back, vertical direction makes front rigid body component 5 and rear rigid body component 13, described front rigid body component is arranged at the front of rear rigid body component, the vertical flexible hinge 14 vertically made by vertical front and back rigid body component between described rear rigid body component with vertical front and back rigid body component connect built in together with; By on the adjustment optical component upper surface that can be mounted rigid body component in the rear or side end face, also can transversely be shaped with a through hole 15 on this rear rigid body component, column type optical component is installed by this through hole; Described front rigid body component with in the top of rear rigid body component along front and rear direction be communicated be shaped with one before and after strain tapped blind hole 2, stretching screw before and after blind hole internal thread installation one is strained before and after this, when before and after this, stretching screw is tightened vertical front and back rigid body component can along the longitudinal direction or above-below direction produce rotational deformation around drag hinge axle, realize angle adjustment; Before and after being parallel in front rigid body component below described front and back tension tapped blind hole, tension tapped blind hole holds out against through hole 19 before and after being shaped with one, hold out against before and after this before and after through hole internal thread installation one and hold out against screw, the bottom holding out against screw before and after this can push up be contained in rear rigid body component opposing end surface on, when holding out against screw and being tightened, vertical front and back rigid body component to hold out against in front and back under the thrust of screw can along the longitudinal direction or above-below direction carry out reverse distortion.Thus, hold out against screw by front and back and control with coordinating of front and back stretching screw, distortion and the reset of fine adjustment platform block can be realized, reach the requirement of pivot angle and angle of pitch fine setting.
Laterally makes rigid body component 6 and lower rigid body component 8 from top to bottom in the upper and lower rigid body component of described horizontal type, the lateral flexibility hinge 11 made by rigid body component bottom, vertical front and back of described upper rigid body component and vertical front and back rigid body component built in together with; The far away vertical front and back rigid body member end of the transversely centre of surface of described upper rigid body component is vertically shaped with about one and holds out against through hole 18, this holds out against through hole internal thread installation about one up and down and holds out against screw, this bottom holding out against screw up and down can push up be contained in lower rigid body component opposing end surface on, when by when holding out against screw-driving up and down, fine adjustment platform block produces reverse rotational deformation along the vertical direction under the thrust power effect holding out against screw up and down; Described upper rigid body component is shaped with about one tension blind hole 17 along upper and lower to being vertically communicated with the near vertical front and back rigid body member end of the transversely centre of surface of lower rigid body component, this is strained blind hole internal thread up and down and installs about one stretching screw, when being tightened by front and back stretching screw, fine adjustment platform block produces rotational deformation around horizontal hinge axis along the vertical direction under the pulling force effect of upper and lower stretching screw.By controlling size and the direction of the rotational deformation of fine adjustment platform block, the fine adjustment of the angle of pitch can be realized.
In the present embodiment, described holding out against up and down in through hole and the monosymmetric lower rigid body component of upper and lower stretching screw is shaped with fastening through-hole (not shown) along the vertical direction, this lower rigid body component can be fixed on pedestal or on other objects in this fastening through-hole by threaded mounting bolts etc.; Be shaped with by through hole 16 along the vertical direction in the upper rigid body component relative with this fastening through-hole, the radius of the nut through fastening through-hole trip bolt should should be greater than by the radius of through hole, be convenient to be passed through by the bottom of the bolt of fastening through-hole, the result of use of platform will be regulated to have an impact to this again.Vertically also can be shaped with in described rear rigid body component rear fastening through-hole (not shown) and after by through hole (in figure non-label), play the effect fixing with matrix etc.
Using method and the principle of a kind of angle adjustment of the utility model joint platform are as follows:
A kind of angle adjustment joint of the utility model platform, this angle adjustment joint platform can install the optical element such as object lens, catoptron, can finely tune the pivot angle of optical element and the angle of pitch, such as, on a side that the optical element such as object lens, catoptron etc. can be arranged on this adjustment platform or adopt other mounting meanss, as through hole or blind hole, be conditioned optical component and can be positioned on front and back rigid body component 13.This platform comprises fine adjustment platform block, described fine adjustment platform block inside processes two rigid body components along the vertical direction with on fore-and-aft direction respectively, can realize by the distortion size controlling these two rigid body components the fine adjustment that fine adjustment platform block installs optical instrument portion centers pivot angle and the angle of pitch; Front and back hold out against screw, and described front and back hold out against screw thread portion and fine adjustment platform block is threaded connection, its top end face and fine adjustment contact with platform; Stretching screw threaded portion, front and back and fine adjustment platform block are threaded connection, but its top end face does not contact with fine adjustment platform; Hold out against screw thread portion up and down and fine adjustment platform block is threaded connection, its top end face and fine adjustment contact with platform; Upper and lower stretching screw threaded portion and fine adjustment platform block are threaded connection, but its top end face does not contact with fine adjustment platform.This position fine adjustment platform, by controlling tightening or unscrewing of described four screws, can realize the rotating shaft generation Light deformation of described fine adjustment platform block along rigid body component, thus realize the object to optical element installation site pivot angle and angle of pitch fine setting.This angular adjustment platform can coordinate existing fine measuring instrument, is arranged on surveying instrument inside, is coordinating the accurate location and adjustment that can realize optical instrument angle with existing exact instrument.
Following methods and step can be adopted when needs carry out angle adjustment joint:
An embody rule example as shown in Figure 7, catoptron 20 is arranged on angle adjustment joint platform, after installing, when needs carry out angle of pitch adjustment, can adopt with the following method: first unclamp and hold out against screw up and down, after tighten upper and lower stretching screw to desired location, tighten again and hold out against the deformation position of screw to angle fine adjustment platform up and down and position, now catoptron produces certain rotation around the rotating shaft of hinge along the vertical direction under the drive of angle adjustment joint platform, the position of distortion back mirror is as shown in the position of Fig. 7 chain lines, the incident angle of incident light increases, change the reflection angle of reflected light, when needs reduce incident angle, first upper and lower stretching screw is unclamped, then tighten and hold out against screw up and down, mirror center edge can be realized and rotate backward and reduce the function of incident angle.When needs carry out pivot angle adjustment, can adopt with the following method: before and after first unclamping, hold out against screw, after tighten front and back stretching screw to desired location, hold out against the deformation position of screw to angle fine adjustment platform before and after tightening again to position, now catoptron produces certain rotation around the rotating shaft of hinge along the longitudinal direction under the drive of angle adjustment joint platform, and reflected light back angle increases; When needs reduce incident angle, first front and back stretching screw is unclamped, before and after then tightening, hold out against screw, mirror center edge can be realized and rotate backward and reduce the function of incident angle.The screw-driving finally will unclamped, realizes locking.
Claims (5)
1. an angle adjustment joint platform, it is characterized in that: comprise fine adjustment platform block, front and back stretching screw, front and back hold out against screw, stretching screw and hold out against screw up and down up and down, vertical front and back rigid body component and the upper and lower rigid body component of horizontal type is integrally made by cutting out groove in described fine adjustment platform block, form flexible hinge in the intersection of groove, one end and one end of the upper and lower rigid body component of horizontal type of described vertical front and back rigid body component connect built in together with; Described fine adjustment platform can provide the rotation Light deformation of front and back and upper and lower both direction.
2. angle adjustment joint platform according to claim 1, it is characterized in that: in the rigid body component of described vertical front and back, vertical direction makes front rigid body component and rear rigid body component, described front rigid body component is arranged at the front of rear rigid body component, the vertical flexible hinge made by vertical front and back rigid body component between described rear rigid body component with vertical front and back rigid body component connect built in together with; Described front rigid body component with in the top of rear rigid body component along front and rear direction be communicated be shaped with one before and after strain tapped blind hole, strain blind hole internal thread before and after this and stretching screw before and after be installed; Before and after being parallel in front rigid body component below described front and back tension tapped blind hole, tension tapped blind hole holds out against through hole before and after being shaped with one, hold out against through hole internal thread before and after this to install before and after one and hold out against screw, the bottom holding out against screw before and after this can push up be contained in rear rigid body component opposing end surface on.
3. angle adjustment joint platform according to claim 1 and 2, is characterized in that: described flexible hinge is linear hinge form or circular arc hinge format.
4. angle adjustment joint platform according to claim 2, it is characterized in that: laterally makes rigid body component and lower rigid body component from top to bottom in the upper and lower rigid body component of described horizontal type, the lateral flexibility hinge made by rigid body component bottom, vertical front and back of described upper rigid body component and vertical front and back rigid body component built in together with; The far away vertical front and back rigid body member end of the transversely centre of surface of described upper rigid body component is vertically shaped with about one and holds out against through hole, this holds out against through hole internal thread up and down and installs and about one hold out against screw, this bottom holding out against screw up and down can push up be contained in lower rigid body component opposing end surface on; The near vertical front and back rigid body member end of described upper rigid body component and the transversely centre of surface of lower rigid body component is shaped with about one along upper and lower strains blind hole to being vertically communicated with, and this strains blind hole internal thread installation about one stretching screw up and down.
5. angle adjustment joint platform according to claim 4, it is characterized in that: described holding out against up and down in through hole and the monosymmetric lower rigid body component of upper and lower stretching screw is shaped with fastening through-hole along the vertical direction, be shaped with along the vertical direction by through hole in the upper rigid body component relative with this fastening through-hole, the nut radius of the trip bolt through fastening through-hole should be greater than by the radius of through hole.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420480817.9U CN204028430U (en) | 2014-08-25 | 2014-08-25 | A kind of angle adjustment joint platform |
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| CN201420480817.9U CN204028430U (en) | 2014-08-25 | 2014-08-25 | A kind of angle adjustment joint platform |
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| CN204028430U true CN204028430U (en) | 2014-12-17 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748776A (en) * | 2015-03-27 | 2015-07-01 | 宁波舜宇智能测量仪器有限公司 | Fine adjustable fixing device, fine adjustable laser fixing device and fine adjusting method thereof |
| CN107765391A (en) * | 2017-11-27 | 2018-03-06 | 西南石油大学 | A kind of adjustable lens mounting stand of multiple degrees of freedom |
| CN114769755A (en) * | 2022-04-24 | 2022-07-22 | 乔治费歇尔金属成型科技（苏州）有限公司 | Over-travel electric discharge machining connecting rod |
-
2014
- 2014-08-25 CN CN201420480817.9U patent/CN204028430U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748776A (en) * | 2015-03-27 | 2015-07-01 | 宁波舜宇智能测量仪器有限公司 | Fine adjustable fixing device, fine adjustable laser fixing device and fine adjusting method thereof |
| CN107765391A (en) * | 2017-11-27 | 2018-03-06 | 西南石油大学 | A kind of adjustable lens mounting stand of multiple degrees of freedom |
| CN114769755A (en) * | 2022-04-24 | 2022-07-22 | 乔治费歇尔金属成型科技（苏州）有限公司 | Over-travel electric discharge machining connecting rod |
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