CN117849985A - Micro-adjustment structure and compact range reflecting surface applying same - Google Patents
Micro-adjustment structure and compact range reflecting surface applying same Download PDFInfo
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- CN117849985A CN117849985A CN202311784877.XA CN202311784877A CN117849985A CN 117849985 A CN117849985 A CN 117849985A CN 202311784877 A CN202311784877 A CN 202311784877A CN 117849985 A CN117849985 A CN 117849985A
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Abstract
The invention discloses a micro-motion adjusting structure and a compact range reflecting surface applying the micro-motion adjusting structure, wherein the micro-motion adjusting structure comprises at least two jackscrew adjusting seats which are positioned on the same horizontal plane, and further comprises vertical jackscrews which are vertically arranged on the horizontal plane where the jackscrew adjusting seats are positioned, and the jackscrew adjusting seats are provided with horizontal jackscrews, so that a driven piece positioned between the jackscrew adjusting seats can realize movement with multiple degrees of freedom by controlling movement of the movable jackscrews and/or the vertical jackscrews. The micro-motion adjusting structure and the compact range reflecting surface thereof can realize the translation along the X, Y, Z axis and the rotation around the X, Y, Z axis of the compact range reflecting surface by adjusting the matching synchronous or stepwise movement of different jackscrews, so that the reflecting surface can perform the posture micro-motion adjustment in six degrees of freedom in space, and measurement conditions are provided for compact range measurement.
Description
Technical Field
The present invention relates to an adjustment structure and a compact range reflection surface, and more particularly, to a micro adjustment structure and a compact range reflection surface using the same.
Background
With the rapid development of high and new technical equipment such as high flux satellites, low orbit satellites, accurate guided weapons, communication data links and the like at home and abroad, millimeter wave phased array radars in recent years show explosive growth situations, and reflecting surfaces provide important test conditions for various stages of millimeter wave radar development and mass production. The reflecting surface adopts a metal curved surface with a parabolic track, the feed source is arranged on the parabolic focus to emit spherical wave signals, the spherical wave signals are converted into plane waves through similar optical reflection of the reflecting surface, and a plane wave irradiation area with nearly ideal amplitude and phase distribution can be formed in a short distance, so that the measurement meets the far-field measurement condition.
The need to fine tune the reflective surface during compact range measurements has lacked an effective means of fine tuning in the prior art, and has not met the needs of people, and improvements are needed.
Disclosure of Invention
The invention aims to provide a micro-adjustment structure and a compact range reflecting surface applying the micro-adjustment structure, so as to realize micro-adjustment on the reverse side of a compact range and solve the defects existing in the prior art.
The invention provides the following scheme:
the utility model provides a fine motion adjustment structure, includes two at least jackscrew adjustment seats that are in same horizontal plane, still includes with the perpendicular jackscrew that the horizontal plane that jackscrew adjustment seat was located was arranged perpendicularly be provided with horizontal jackscrew on the jackscrew adjustment seat, through the removal of control removal jackscrew and/or perpendicular jackscrew, make the follower that is located between the jackscrew adjustment seat realize the motion of a plurality of degrees of freedom.
Further, the jack screw adjusting seat comprises a support adjusting seat which is positioned below the jack screw adjusting seat, a through hole is formed in the support adjusting seat, the jack screw adjusting seat comprises a horizontal plane and a vertical plane, a horizontal movement waist hole is formed in the horizontal plane, the horizontal movement waist hole corresponds to the through hole and is used for accommodating vertical jack screw movement, and a horizontal movement waist hole is formed in the vertical plane and is used for accommodating horizontal jack screw movement.
Further, the through holes comprise a first through hole and a second through hole, the horizontal movement waist hole comprises a first movement waist hole and a second movement waist hole, the first movement waist hole and the second movement waist hole are axially aligned, the area of the radial section of the first movement waist hole is larger than that of the radial section of the first through hole, the area of the radial section of the second movement waist hole is larger than that of the radial section of the second through hole, and a third movement waist hole and a fourth movement waist hole are arranged on the vertical plane;
the jackscrew adjusting seat comprises a first jackscrew adjusting seat and a second jackscrew adjusting seat, wherein the first jackscrew adjusting seat and the second jackscrew adjusting seat are movably connected to the horizontal plane of the first jackscrew adjusting seat, and the third jackscrew and the fourth jackscrew are movably connected to the vertical plane of the first jackscrew adjusting seat.
Further, the second jackscrew adjusting seat is the same as the first jackscrew adjusting seat; the first jackscrew adjusting seat is arranged on the side face of the driven piece, and the second jackscrew adjusting seat is arranged on one face of the driven piece adjacent to the first jackscrew adjusting seat.
The compact range reflecting surface comprises a reflecting surface and a reflecting surface supporting structure, wherein the reflecting surface and the reflecting surface supporting structure are connected with each other through a micro-motion adjusting structure, and the compact range reflecting surface further comprises a plurality of top movable jackscrews and a plurality of connecting devices, wherein the plurality of connecting devices and the plurality of top movable jackscrews are matched with each other and used for realizing six-degree-of-freedom movement of the reflecting surface.
Further, the reflecting surface supporting structure comprises a supporting frame, wherein a diagonal drawing seat for connecting the reflecting surface is arranged on one side of the top of the supporting frame, a top movable jackscrew is arranged on the diagonal drawing seat, one end of the top movable jackscrew is movably connected with the diagonal drawing seat, and the other end of the top movable jackscrew is abutted to the reflecting surface and used for adjusting the translation or rotation of the reflecting surface; one surface of the reflecting surface opposite to the reflecting surface supporting structure seat is provided with a connecting device, one end of the connecting device is fixedly connected with the reflecting surface, and the other end of the connecting device is movably connected with the reflecting surface supporting structure.
Further, mounting bottom plates are welded at the bottoms of the reflecting surface supporting structures, lifting seats are arranged at the tops of the reflecting surface supporting structures, and supporting frames are arranged between the mounting bottom plates and the lifting seats.
Further, one end of the connecting device is movably connected between the first jackscrew adjusting seat and the second jackscrew adjusting seat, and the other end of the connecting device is fixedly connected to the reflecting surface.
Further, the connecting device comprises a first connecting device and a second connecting device, the movable top wire comprises a first movable top wire and a second movable top wire, the first movable top wire is arranged above the first connecting device, and the second movable top wire is arranged above the second connecting device.
Compared with the prior art, the invention has the following advantages: the micro-motion adjusting structure can realize translation along X, Y, Z axes and rotation around X, Y, Z axes of the compact range reflecting surface by adjusting different jackscrews to match synchronous or stepwise motion, so that the reflecting surface performs posture micro-motion adjustment in six degrees of freedom in space, and measurement conditions are provided for compact range measurement.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a structural view of a jack screw adjusting seat.
Fig. 2 is a front view of the reflective surface mount.
Fig. 3 is a perspective view of the reflective surface support base.
Fig. 4 is a perspective view of the connection device.
Fig. 5 is a plan view of the combination structure of the jack screw adjusting seat and the connecting device.
Fig. 6 is a side view of the combination of the jack and the connecting device.
Fig. 7 is a top view of the combination of the jack screw adjusting seat, the connecting device and the reflecting surface supporting seat.
Fig. 8 is a perspective view of a combination structure of the jack screw adjusting seat, the connecting device and the reflecting surface supporting seat.
Fig. 9 is an exploded perspective view of the jack screw adjusting seat, the connecting device and the reflecting surface supporting seat.
Fig. 10 is a perspective view of another angular combination of a jack screw adjustment seat, a connecting device and a reflective surface support structure.
Fig. 11 is a side view of a compact range reflective surface.
Fig. 12 is a front view of a compact range reflective surface.
Fig. 13 is a perspective view showing a combination state of compact reflection surfaces.
Fig. 14 is an exploded perspective view of the compact range reflection surface.
Fig. 15 is a perspective view of a compact range reflector after concealing a portion of the structure of the reflector support structure.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The micro-motion adjusting structure as shown in fig. 1 to 10 comprises at least two jackscrew adjusting seats which are positioned on the same horizontal plane, and further comprises vertical jackscrews which are vertically arranged on the horizontal plane where the jackscrew adjusting seats are positioned, wherein the horizontal jackscrews are arranged on the jackscrew adjusting seats, and the driven parts positioned between the jackscrew adjusting seats realize six-degree-of-freedom motion by controlling the movement of the movable jackscrews and/or the vertical jackscrews. The jack screw adjusting seat comprises a horizontal plane and a vertical plane, wherein the horizontal plane is provided with a horizontal movement waist hole, the horizontal movement waist hole corresponds to the through hole and is used for accommodating vertical jack screw movement, and the vertical plane is provided with a horizontal movement waist hole and is used for accommodating horizontal jack screw movement.
The micro-motion adjusting structure is provided with a plurality of jackscrew adjusting seats, the jackscrew adjusting seats are matched with a plurality of horizontal jackscrews and vertical jackscrews, the driven member can be controlled to do six-degree-of-freedom motion as a driving member, for example, the horizontal jackscrews are used for achieving X-axis and Y-axis translational motion, the vertical jackscrews are used for achieving Z-axis translational motion, and the driven member is controlled to achieve rotation motion around the X-axis, the Y-axis and the Z-axis by adjusting different jackscrews. The fine adjustment structure can be applied to a plurality of different scenes, for example, can be applied to working scenes of compact range reflection surfaces, and can realize six-degree-of-automation fine adjustment on the compact range reflection surfaces.
Specifically, the through hole includes first through-hole and second through-hole, and horizontal migration waist hole includes first removal waist hole and second removal waist hole, and wherein first, second remove waist hole and first, through-hole in axial alignment, the radial cross-section's of first removal waist hole area is greater than the radial cross-section's of first through-hole area, and the radial cross-section's of second removes waist hole area is greater than the radial cross-section's of second through-hole area, is provided with third removal waist hole and fourth removal waist hole on the perpendicular.
The jackscrew adjusting seat comprises a first jackscrew adjusting seat and a second jackscrew adjusting seat, the horizontal plane of the first jackscrew adjusting seat is movably connected with a first movable jackscrew and a second movable jackscrew, and the vertical plane of the first jackscrew adjusting seat is movably connected with a third movable jackscrew and a fourth movable jackscrew.
According to the embodiment, the principle that the micro-motion adjusting structure drives the driven piece to perform translational motion is explained by taking the cooperation of the through hole and the waist hole as an example, and because the area of the radial section of the movable waist hole is larger than that of the radial section of the through hole, when the waist hole and the through hole are aligned and overlapped in the axial direction, only jackscrews at different positions are required to be adjusted to enable the driven piece to perform relative translational motion or rotation relative to the driving piece, namely, the waist hole reserves the allowance of translational motion through a larger radial section area.
When the control jackscrew adjusting seat moves, two jackscrews in the horizontal direction can be adjusted to move simultaneously, the driven piece is pushed to move, if two jackscrews in the horizontal direction are not adjusted to move simultaneously, one jackscrew is static, the other jackscrew moves, the two jackscrews move step by step, and the driven piece can rotate. Based on the principle, as long as a plurality of jackscrew adjusting seats are arranged, a plurality of driven parts can be driven to translate or rotate, and after the driven parts are connected with other workpieces, the driven parts are matched with other parts, so that the driven parts can also drive other workpieces to make relatively complex movements with six degrees of freedom.
The first jack screw adjusting seat is arranged on the side face of the driven piece, and the second jack screw adjusting seat is arranged on one face of the driven piece adjacent to the first jack screw adjusting seat. In the present embodiment, one end of the first connecting device 306 of the driven member is fixedly connected with the back surface of the compact-range reflecting surface through a connecting bolt 3064, the first connecting device 306 is trapezoid, the higher end is used for connecting the reflecting surface, the lower end is used for connecting a jackscrew adjusting seat, the connecting bolt 3064 passes through a bolt connecting hole 3061 to realize the fixed connection with the compact-range reflecting surface,
a middle waist hole 3062 is formed in the middle plane of the first connecting device 306, and a middle bolt 3063 is arranged in the middle waist hole 3062 in a penetrating manner. The first jack screw adjusting seat 301 is disposed on one side of the first connecting device 306, the second jack screw adjusting seat 301 'is disposed on a position adjacent to the first jack screw adjusting seat 301, the second jack screw adjusting seat 301' is basically identical to the first jack screw adjusting seat 301 in structure, the first jack screw adjusting seat and the second jack screw adjusting seat are located on a plane as can be seen from different positions of the first jack screw adjusting seat and the second jack screw adjusting seat 301 'is located on the side of the first connecting device 306, either side of the first jack screw adjusting seat 301, and the second jack screw adjusting seat 301' is located on the front of the first connecting device 306 or the side far from the bolt connecting hole 3061, regardless of the side of the first jack screw adjusting seat 301 located on the first connecting device 306, the side of the first jack screw adjusting seat 301 'is located adjacent to the second jack screw adjusting seat 301'. The horizontal plane of the first jack screw adjusting seat 301 is provided with a first horizontal waist hole 3011 and a second horizontal waist hole 3012, the vertical plane of the first jack screw adjusting seat 301 is provided with a first vertical waist hole 3013 and a second through hole 3014, and a reinforcing rib 3015 is arranged between the horizontal plane and the vertical plane of the first jack screw adjusting seat 301. The second through hole 3014 may also be configured as a second waist hole according to requirements of different occasions. The first horizontal waist hole 3011 and the second horizontal waist hole 3012 are respectively and movably connected with the first movable jackscrew 302 and the second movable jackscrew 303, the first vertical waist hole 3013 and the second through hole 3014 are respectively and movably connected with the third movable jackscrew 311 and the fourth movable jackscrew 312, or one of the third movable jackscrew 311 and the fourth movable jackscrew 312 is fixedly connected with the first connecting device 306.
The second jack screw adjusting seat 301' has basically the same structure as the first jack screw adjusting seat 301, and movable jack screws 302', 303', 311', 312' are movably connected to the horizontal plane and the vertical plane of the second jack screw adjusting seat, and the movable jack screws respectively correspond to the jack screws of the first jack screw adjusting seat in reference numerals, and only one more jack screw is provided. The first and second jack screw adjusting seats have the same structure, so that the second jack screw adjusting seat is not repeated.
In this embodiment, the first connection device 306, the first jack screw adjusting seat 301, and the second jack screw adjusting seat 301' are all installed on the reflective surface supporting seat 305, the reflective surface supporting seat 305 is provided with a first through hole 3051 and a second through hole 3052, the first horizontal waist hole 3011 and the second horizontal waist hole 3012 of the first jack screw adjusting seat 301 correspond to the first through hole 3051 and the second through hole 3052, respectively, and the first connection device 306 corresponds to the third through hole 3053 and the fourth through hole 3054, respectively, a vertical jack screw 307 is provided under the reflective surface supporting seat 305, and the vertical jack screw 307 is used to make the first connection device 306 perform a vertical motion.
It can be seen that the first and second jack screws in this embodiment cooperate with the plurality of jack screws to drive the first connecting device 306, so that other driven members connected to the first connecting device 306 can realize movement with a plurality of degrees of freedom, for example:
translation is performed along the X axis: simultaneously, the third movable jackscrew 311 and the fourth movable jackscrew 312 are adjusted to make the first connection device 306 translate along the X-axis, if the plurality of jackscrew adjusting seats are adjusted simultaneously, the plurality of connection devices (including the first connection device 306) can be simultaneously driven to translate along the X-axis, so as to drive the driven member connected with the plurality of connection devices to translate along the X-axis, for example, the micro-adjustment structure of the present embodiment can drive the compact field reflection surface fixedly connected with the connection devices to translate along the X-axis, and in this embodiment, the connection devices include the first connection device 306 and the second connection device 306'.
Translation is performed along the Y axis: simultaneously, the moving jackscrew 311 'and the moving jackscrew 312' can be adjusted to enable the second connecting device 306 'to translate along the Y axis, if the plurality of jackscrew adjusting seats are adjusted simultaneously, the plurality of connecting devices can be driven to translate along the Y axis simultaneously, so as to enable the driven piece connected with the plurality of connecting devices to be driven to translate along the Y axis, for example, in the micro-motion adjusting structure of the embodiment, the first connecting device 306 and the second connecting device 306' are fixedly connected with the reflecting surface 1, and the first connecting device and the second connecting device can drive the compact field reflecting surface to translate along the Y axis.
Translation is performed along the Z axis: the coupling means, which in this embodiment comprises a first coupling means 306 and a second coupling means 306', can be adjusted for translation in the Z-axis direction by adjusting the vertical jack screw 307 at the bottom of the reflector holder 305. Simultaneously, the vertical jackscrews are adjusted to move in the same direction, so that the connecting devices can be driven to translate along the Z axis, and further, the driven parts connected with the connecting devices are driven to translate along the Y axis, for example, the micro-motion adjusting structure of the embodiment can drive the compact field reflecting surfaces fixedly connected with the first connecting device 306 and the second connecting device 306' to translate along the Z axis, and the same direction movement of the vertical jackscrews can be in the same direction or in the same direction.
Rotate about the Y axis: the first and second connection devices 306 and 306' can be driven to rotate around the Y axis by adjusting the vertical jackscrew 307 at the bottom of the reflector support base 305, and the vertical jackscrew 307 at the bottom of one reflector support base is adjusted to extend forward, and the vertical jackscrew of the other reflector support base is adjusted to retract, so that the respective connection devices can be controlled to slightly rotate around the Y axis to drive the compact-range reflector connected with the connection devices to rotate around the Y axis.
Rotate about the Z axis: by adjusting the movable jackscrews of the first and second jack screw adjusting seats on the reflecting surface supporting seat 305, the connecting device can be driven to rotate around the Z axis, for example, by adjusting the movable jackscrew of the first jack screw adjusting seat 301 to extend forwards and adjusting the movable jackscrew of the second jack screw adjusting seat 301 'to retract, the respective connecting device can be controlled to slightly rotate around the Z axis, so that the compact field reflecting surface connected with the first and second connecting devices 306 and 306' can be driven to rotate around the Z axis.
As shown in fig. 11 to 15, further improvements can be made on the basis of the above embodiments: the embodiment discloses a compact range reflecting surface, which comprises a reflecting surface 1 and a reflecting surface supporting structure 2, wherein the reflecting surface 1 and the reflecting surface supporting structure 2 are connected with each other through the micro-motion adjusting structure disclosed by the previous implementation, one surface of the reflecting surface 1 opposite to the reflecting surface supporting structure 2 is provided with a connecting device, one end of the connecting device is fixedly connected with the reflecting surface 1, the other end of the connecting device is movably connected with the reflecting surface supporting structure 2, and the connecting device comprises a first connecting device 306 and a second connecting device 306'.
In this embodiment, the reflecting surface supporting structure 2 includes a supporting frame 205, a diagonal drawing seat 202 for connecting the reflecting surface is disposed on one side of the top of the supporting frame 205, a top movable jackscrew 5 and a top movable jackscrew 6 are disposed on the diagonal drawing seat 202, and taking the top movable jackscrew 6 as an example, one end of the top movable jackscrew 6 is movably connected with the diagonal drawing seat 202, and the other end of the top movable jackscrew is abutted with the reflecting surface 1, which means that the top movable jackscrew 6 controls the movement or rotation of the top movable jackscrew 6 by contacting with the reflecting surface 1, and a plurality of top movable jackscrews 6 are disposed, in this embodiment two top movable jackscrews are disposed, and the two top movable jackscrews realize the activity control of the reflecting surface by contacting with a first connecting device 306 and a second connecting device 306', for example, rotate around an X axis: simultaneously, the two top movable jackscrews 6 are adjusted to control the reflecting surface 1 to rotate around the X axis. Correspondingly, the inclined pulling seat 203 is also movably connected with one end of a top movable jackscrew, and the other end of the top movable jackscrew is fixedly connected with the reflecting surface 1.
The bottom of the reflecting surface supporting structure 2 is welded with a mounting bottom plate 204, the top is provided with a lifting seat 201, and a supporting frame is arranged between the mounting bottom plate and the lifting seat.
From the above, it can be seen that the fixed connection between the connection device and the reflective surface 1 and the movable connection between the connection device and the reflective surface supporting structure 2 are mutually matched, so as to realize six degrees of freedom of movement of the reflective surface 1, for example, in this embodiment, the connection device includes a first connection device 306 and a second connection device 306', the top movable jackscrew includes a first top movable jackscrew 5 and a second top movable jackscrew 6, the first top movable jackscrew 5 is disposed above the first connection device 306, and the second top movable jackscrew 6 is disposed above the second connection device.
It will be understood by those skilled in the art that all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs unless defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
It should be noted that certain terms are used throughout the description and claims to refer to particular elements. It will be appreciated by those of ordinary skill in the art that different manufacturers, manufacturers may refer to a component by different names. The description and claims do not differ by the way in which they distinguish between components, but rather differ by the way in which they function.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example: any of the embodiments claimed in the claims may be used in any combination of the embodiments of the invention.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In addition, the technical solutions of the embodiments of the present invention may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present invention.
All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and/or steps. Any feature disclosed in this specification may be replaced by alternative features serving the same or equivalent purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise. Like reference numerals refer to like elements throughout the specification.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (9)
1. The utility model provides a fine motion adjustment structure which characterized in that includes two at least jackscrew adjustment seats that are in same horizontal plane, still includes with the perpendicular jackscrew that the horizontal plane that jackscrew adjustment seat was located was arranged perpendicularly be provided with horizontal jackscrew on the jackscrew adjustment seat, through the removal of control removal jackscrew and/or perpendicular jackscrew, make the follower that is located between the jackscrew adjustment seat realize the motion of a plurality of degrees of freedom.
2. The fine motion adjustment structure according to claim 1, further comprising a support adjustment seat disposed below the jack screw adjustment seat, wherein the support adjustment seat is provided with a through hole, the jack screw adjustment seat comprises a horizontal plane and a vertical plane, the horizontal plane is provided with a horizontal movement waist hole, the horizontal movement waist hole corresponds to the through hole and is used for accommodating vertical jack screw movement, and the vertical plane is provided with a horizontal movement waist hole and is used for accommodating horizontal jack screw movement.
3. The fine adjustment structure according to claim 2, wherein the through hole includes a first through hole and a second through hole, the horizontal movement waist hole includes a first movement waist hole and a second movement waist hole, wherein the first and second movement waist holes are axially aligned with the first and second through holes, an area of a radial section of the first movement waist hole is larger than an area of a radial section of the first through hole, an area of a radial section of the second movement waist hole is larger than an area of a radial section of the second through hole, and a third movement waist hole and a fourth movement waist hole are provided on the vertical plane;
the jackscrew adjusting seat comprises a first jackscrew adjusting seat and a second jackscrew adjusting seat, wherein the first jackscrew adjusting seat and the second jackscrew adjusting seat are movably connected to the horizontal plane of the first jackscrew adjusting seat, and the third jackscrew and the fourth jackscrew are movably connected to the vertical plane of the first jackscrew adjusting seat.
4. The fine adjustment mechanism of claim 3, wherein the second jack screw adjustment seat is identical to the first jack screw adjustment seat; the first jackscrew adjusting seat is arranged on the side face of the driven piece, and the second jackscrew adjusting seat is arranged on one face of the driven piece adjacent to the first jackscrew adjusting seat.
5. A compact range reflecting surface comprising a reflecting surface and a reflecting surface supporting structure, wherein the reflecting surface and the reflecting surface supporting structure are connected with each other by the fine adjustment structure according to any one of claims 1 to 4, and further comprising a plurality of top movable jackscrews and a plurality of connecting means, the plurality of connecting means and the plurality of top movable jackscrews being mutually engaged for achieving six degrees of freedom movement of the reflecting surface.
6. The compact range reflector according to claim 5, wherein the reflector support structure comprises a support frame, wherein a diagonal seat for connecting the reflector is arranged on one side of the top of the support frame, a top movable jackscrew is arranged on the diagonal seat, one end of the top movable jackscrew is movably connected with the diagonal seat, and the other end of the top movable jackscrew is abutted against the reflector for adjusting the translation or rotation of the reflector; one surface of the reflecting surface opposite to the reflecting surface supporting structure seat is provided with a connecting device, one end of the connecting device is fixedly connected with the reflecting surface, and the other end of the connecting device is movably connected with the reflecting surface supporting structure.
7. The compact reflective surface according to claim 5, wherein the reflective surface support structure has a bottom welded to a mounting base, a lifting base on top, and a support frame between the mounting base and the lifting base.
8. The compact reflective surface according to claim 6, wherein said connecting means has one end movably connected between said first and second jack screw adjustment bases and another end fixedly connected to said reflective surface.
9. The compact reflective surface according to claim 6, wherein said attachment means comprises a first attachment means and a second attachment means, said top movable jackscrew comprising a first top movable jackscrew and a second top movable jackscrew, said first attachment means being provided with a first top movable jackscrew thereon, said second attachment means being provided with a second top movable jackscrew thereon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311784877.XA CN117849985A (en) | 2023-12-24 | 2023-12-24 | Micro-adjustment structure and compact range reflecting surface applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311784877.XA CN117849985A (en) | 2023-12-24 | 2023-12-24 | Micro-adjustment structure and compact range reflecting surface applying same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117849985A true CN117849985A (en) | 2024-04-09 |
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ID=90535310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311784877.XA Pending CN117849985A (en) | 2023-12-24 | 2023-12-24 | Micro-adjustment structure and compact range reflecting surface applying same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117849985A (en) |
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2023
- 2023-12-24 CN CN202311784877.XA patent/CN117849985A/en active Pending
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