CN113295691A - Image acquisition device - Google Patents
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- CN113295691A CN113295691A CN202110558225.9A CN202110558225A CN113295691A CN 113295691 A CN113295691 A CN 113295691A CN 202110558225 A CN202110558225 A CN 202110558225A CN 113295691 A CN113295691 A CN 113295691A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention belongs to the technical field of detection and discloses an image acquisition device. This image acquisition device is configured to gather the internal thread image on the pore wall of screw hole, including the frame, and equal rigid coupling in a plurality of speculums and a plurality of cameras in the frame, a plurality of cameras wind the axis of screw hole is circumference array distribution, every the equal vertical setting of camera, a plurality of speculums one-to-one set up in the bottom of a plurality of cameras, each the speculum can with the image of each appointed region in the screw hole reflects respectively to each the camera. The image acquisition device does not need to incline the camera, reduces the volume of the image acquisition device, can detect the internal thread by replacing the reflectors with different angles when detecting the internal thread of the threaded hole with small aperture, and does not need to keep the camera away from the threaded hole, thereby ensuring that the detected image is clear.
Description
Technical Field
The invention relates to the technical field of detection, in particular to an image acquisition device.
Background
In the installation of various spare parts, for dismantling the convenience, can set up the screw hole on the spare part usually, through screw or screwed connection, consequently, the internal thread quality problem can lead to the internal thread to slide usually in the screw hole for whole spare part may be scrapped, and the loss is great.
In order to avoid the above problems, it is necessary to perform quality inspection on the internal thread in the threaded hole and the external thread on the screw or the screw in advance, thereby rejecting inferior products. Because the screw and the screw are standard parts and have reliable quality, the quality detection of the internal thread of the threaded hole in the part is needed. However, internal threads are located in the holes and are not easily observed, and especially threads with deep depths are difficult to detect.
The thread quality detection comprises detecting the inner diameter, the outer diameter, the number of threads, the tooth pitch between every two adjacent turns of threads, the distance between the first turn of threads and the last turn of threads, the effective teeth of the threads and whether foreign matters exist between the threads.
In the prior art, the image acquisition device acquires images of all parts in the threaded hole through a plurality of cameras, and detection of threads can be completed after algorithm processing. When the image in the threaded hole is collected, the focal length of the camera needs to be dropped on the internal thread at the edge of the threaded hole, so that the camera needs to be inclined by a corresponding angle according to the focal length and the size of the threaded hole, and the size of the image collecting device is larger; if when gathering the image of the internal thread that the screw thread aperture is less, because the size of camera is great compared with the screw hole for the camera need keep away from the screw hole, may draw the distance far away and lead to the image blurring, and the definition is relatively poor.
Therefore, there is a need to solve the above problems.
Disclosure of Invention
The invention aims to provide an image acquisition device, which aims to solve the problems that the image acquisition device is large in size, and when an image of an internal thread with a small thread aperture is acquired, the image is blurred and the definition is poor due to the fact that a camera needs to be far away from a threaded hole.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an image acquisition device, is configured to gather the internal screw thread image on the pore wall of screw hole, including the frame, and equal rigid coupling in a plurality of speculums and a plurality of cameras in the frame, a plurality of cameras wind the axis of screw hole is circumference array distribution, every the equal vertical setting of camera, a plurality of speculums one-to-one set up in the bottom of a plurality of cameras, each the speculum can with the image of each appointed region in the screw hole reflects to each respectively the camera.
Preferably, the rack includes:
the first connecting body is a polygonal plate body, the first connecting body is horizontally arranged, and the number of edges of the plate body is equal to the number of the cameras; and
the number of the second connectors is equal to the number of the sides of the polygon, each second connector is arranged on each side wall of the first connector, and the second connectors can fix the camera and the reflector.
Preferably, the image capturing device includes four cameras and four reflectors, and the first connecting body is a quadrangular plate body.
Preferably, the second connecting body comprises a first connecting plate, a second connecting plate and a third connecting plate, wherein:
the first connecting plate is vertically arranged on the side wall of the first connecting body, extends out of the bottom surface of the first connecting body, and is provided with a first positioning groove for positioning the second connecting body and a second positioning groove for positioning the second connecting plate;
a second connecting plate fixedly arranged in the second positioning groove, the second connecting plate being configured to fix the camera; and
and the third connecting plate is vertically and fixedly arranged at the bottom of the second connecting plate and is configured to fix the reflector.
Preferably, the second connector further comprises a fourth connecting plate, the fourth connecting plate is fixedly arranged on the third connecting plate, the fourth connecting plate is provided with a first positioning hole and a first sliding groove, the first positioning hole and the first sliding groove are used for installing the reflector, and the first sliding groove is arc-shaped and takes the first positioning hole as a circle center.
Preferably, the rack further comprises a central column, the central column is vertically arranged at the bottom of the first connecting body and connected to the first connecting body, the bottom of the central column is connected with a support, and a light source is fixedly arranged on the support.
Preferably, each reflector is fixedly arranged on the central column, and the first connecting body is rotatably connected to the central column and can rotate around the axis of the central column;
the reflectors are distributed in a circumferential array around the axis of the central column, and the number of the reflectors is an integral multiple of the number of the cameras.
Preferably, the rack further comprises a sleeve, the sleeve is fixedly arranged at the top of the first connecting body, and the axis of the sleeve is overlapped with the axis of the central column;
the image acquisition device further comprises a driving piece, and the driving piece is connected to the sleeve and can drive the sleeve to rotate around the axis of the central column.
Preferably, the rack further includes a third connecting body, the third connecting body is respectively connected to the first connecting body and the central column, and the third connecting body enables the image capturing device to be connected to an external device.
Preferably, the third linker comprises:
the fifth connecting plate is vertically arranged on the bottom surface of the first connecting body, and a connecting hole for fixing the image acquisition device is formed in the fifth connecting plate; and
the central column is provided with a third positioning groove for positioning the connecting rod, one end of the connecting rod is inserted into and fixed in the third positioning groove, and the other end of the connecting rod is connected to the fifth connecting plate.
The invention has the beneficial effects that: the cameras which are vertically arranged are distributed in a circumferential array mode, images of threads at different positions in the threaded holes are reflected by the cameras through the reflectors, the cameras do not need to be inclined, and the size of the image acquisition device is reduced; and when the internal thread of the screw hole in small aperture is detected, the internal thread can be detected through changing the reflecting mirror of different angles, and the camera does not need to be kept away from the screw hole, so that the detected image is clear.
Drawings
Fig. 1 is a schematic structural diagram of an image acquisition apparatus provided in an embodiment of the present invention;
FIG. 2 is a top view of the image capture device of FIG. 1;
FIG. 3 is a schematic view of the image capturing device of FIG. 1 with the camera module removed;
FIG. 4 is a schematic view of the first connector of FIG. 3;
FIG. 5 is a schematic structural view of the second connecting body of FIG. 3;
fig. 6 is a schematic view of the structure of the central column of fig. 3.
In the figure:
1. a frame;
11. a first connecting body; 111. a first mounting hole; 112. a second mounting hole; 113. a yielding groove;
12. a second connector; 121. a first connecting plate; 1211. a first positioning groove; 1212. a second positioning groove; 122. a second connecting plate; 123. a third connecting plate; 124. a fourth connecting plate; 1241. a first positioning hole; 1242. a first chute;
13. a central column; 131. a third positioning groove; 132. a third mounting hole; 133. a fourth mounting hole; 134. a second positioning hole;
14. a third connector; 141. a fifth connecting plate; 142. a connecting rod;
15. a sleeve;
16. a support;
21. a camera; 22. a lens;
3. a mirror;
4. a light source;
5. and (5) a workpiece.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Example one
In the prior art, the image acquisition device acquires images of all parts in the threaded hole through a plurality of cameras, and detection of threads can be completed after algorithm processing. When the image in the threaded hole is collected, the focal length of the camera is required to fall on the internal thread at the edge of the threaded hole, so that the camera is required to incline by a corresponding angle according to the focal length and the size of the threaded hole, and the size of the image collecting device is larger. Moreover, if the image of the internal thread with the small thread aperture is collected, the camera needs to be far away from the threaded hole due to the fact that the size of the camera is larger than that of the threaded hole, and therefore the camera may be far away from the threaded hole, image blurring is caused, and definition is poor.
In order to solve the above problem, the present embodiment provides an image capturing device, as shown in fig. 1, the image capturing device is configured to capture images of internal threads on a wall of a threaded hole, and includes a frame 1, a plurality of camera modules and a plurality of reflectors 3, the camera modules include cameras 21 and lenses 22 disposed on the cameras 21, the camera modules are distributed in a circumferential array around an axis of the threaded hole, each camera 21 and each lens 22 are vertically disposed, the reflectors 3 are disposed at bottoms of the lenses 22 in a one-to-one correspondence, each reflector 3 can reflect images of each designated area in the threaded hole to each lens 22, so as to reflect images of each designated area in the threaded hole of a workpiece 5 for each camera 21, so that the image capturing device captures images of all internal threads in the threaded hole without tilting the cameras 21 and the lenses 22, the volume of the image acquisition device is reduced; and when detecting the internal thread of the screw hole of little aperture on the work piece 5, can detect the internal thread through changing the speculum 3 of different angles, need not to keep away from the screw hole with camera 21 to can make the image of gathering clear.
Further, in order to optimize the structure of the image capturing device, as shown in fig. 3, the frame 1 includes a first connecting body 11 and a plurality of second connecting bodies 12, the first connecting body 11 is a polygonal plate, the first connecting body 11 is horizontally disposed, and the number of sides of the plate is equal to the number of the cameras 21. The number of the second connecting bodies 12 is equal to the number of the polygonal edges, each second connecting body 12 is arranged on each side wall of the first connecting body 11, and the second connecting bodies 12 can fix the cameras 21 and the reflecting mirrors 3, so that the cameras 21 and the reflecting mirrors 3 are uniformly distributed, images of complete threads in threaded holes can be collected, and the structure of the image collecting device is optimized.
Specifically, as shown in fig. 1 and fig. 2, in the present embodiment, the image capturing device includes four cameras 21 and four reflectors 3, the first connecting body 11 is a quadrilateral plate body, the four cameras 21 are arranged opposite to each other in pairs, each camera 21 is respectively arranged on the peripheral wall of four sides of the first connecting body 11, and the four reflectors 3 are respectively arranged at the bottoms of the four cameras 21 in a one-to-one correspondence manner, so as to respectively reflect images of the threads in each quarter area in the threaded hole on the workpiece 5 by the 4 cameras 21, thereby being capable of capturing images of the complete threads in the threaded hole.
Further, in order to make the structure of the image capturing device more compact, as shown in fig. 3 to 6, the peripheral walls of the four sides of the first connecting body 11 are provided with the first mounting holes 111 and the receding groove 113, the second connecting body 12 is fixed on the first connecting body 11 through the first mounting holes 111, the receding groove 113 avoids the first connecting body 11 interfering with the cameras 21, and reduces the distance between two opposite cameras 21, thereby reducing the volume of the image capturing device and making the structure of the image capturing device more compact.
Preferably, in order to facilitate the installation of the camera 21 and the reflector 3 and improve the stability of the rack 1, the second connecting body 12 includes a first connecting plate 121, a second connecting plate 122 and a third connecting plate 123, the first connecting plate 121 is vertically disposed on the sidewall of the first connecting body 11, the first connecting plate 121 protrudes out of the bottom surface of the first connecting body 11, and the first connecting plate 121 is provided with a first positioning groove 1211 for positioning the second connecting body 12 and a second positioning groove 1212 for positioning the second connecting plate 122. The first connection plate 121 can be engaged with the peripheral wall of the first connection body 11 through the first positioning groove 1211, and the first connection plate 121 is positioned and fixed on the first connection body 11 through the mounting groove provided on the first positioning groove 1211 and the first mounting hole 111.
The second connecting plate 122 is positioned on the first connecting plate 121 by overlapping the second positioning groove 1212, and is fixed on the first connecting plate 121 by the mounting groove provided on the first connecting plate 121 and the mounting hole provided on the second connecting plate 122, and the camera 21 is fixed on the second connecting plate 122.
The bottom of the second connecting plate 122 is provided with a mounting hole for fixing the third connecting plate 123, so that the third connecting plate 123 is fixed to the bottom of the second connecting plate 122. The third connecting plate 123 is vertically disposed, and the reflecting mirror 3 is fixed to the third connecting plate 123. The camera 21 and the reflecting mirror 3 are convenient to mount, the camera 21 and the reflecting mirror 3 are firmly fixed on the frame 1, the positioning accuracy of the camera 21 and the reflecting mirror 3 can be packaged, and the stability of the frame 1 is improved.
By the structure, as the reflector 3 is fixed on the frame 1, one reflector 3 can only collect the internal threads of the threaded holes with partial apertures corresponding to the inclination angles of the reflector 3, if the internal threads of the threaded holes with other apertures need to be collected, the reflectors 3 with different inclination angles need to be replaced, in order to solve the above problems, preferably, the second connector 12 further comprises a fourth connecting plate 124, the fourth connecting plate 124 is fixedly arranged on the third connecting plate 123, the fourth connecting plate 124 is provided with a first positioning hole 1241 and a first sliding chute 1242 for installing the reflector 3, the first sliding chute 1242 is arc-shaped and takes the first positioning hole 1241 as the center of a circle, so that the inclination angles of the reflector 3 can be adjusted according to the aperture sizes of the threaded holes of the workpieces 5 to be detected, thereby the reflector 3 with different inclination angles does not need to be replaced, and the universality of the image collecting device is improved, and reduces the cost.
Further, because some screw thread circles are more when detecting to the screw hole that the pitch is great, outside light source can't shine and get into the screw hole, in order to solve above-mentioned problem, frame 1 still includes center post 13, and center post 13 is vertical to be set up in the bottom of first connecting body 11, is provided with a plurality of fourth mounting holes 133 on the top surface of center post 13, and center post 13 is fixed in the bottom of first connecting body 11 through a plurality of fourth mounting holes 133. The bottom of the central column 13 is connected with a bracket 16, and the light source 4 is fixed on the bracket 16, so that the light source 4 can directly irradiate into a threaded hole, and the efficiency of the image acquisition device is improved.
Preferably, in order to enable the light source 4 to adjust the brightness in the threaded hole according to the depths of different threaded holes, the bottom of the central column 13 is provided with a plurality of second positioning holes 134 which are vertically arranged, the bracket 16 is provided with positioning grooves which vertically extend, the bracket 16 is fixed on the second positioning holes 134 through screws, and the heights of the light source 4 can be adjusted by selecting the second positioning holes 134 with different heights, so that the light source 4 can adjust the brightness in the threaded hole according to the depths of different threaded holes.
Further, in order to enable the image capturing device to be stably connected to the external device, the housing 1 further includes a third connecting body 14, the third connecting body 14 is respectively connected to the first connecting body 11 and the center post 13, and the image capturing device is connected to the external device through the third connecting body 14.
Specifically, the third connecting body 14 includes a fifth connecting plate 141 and a connecting rod 142, a first connecting portion extends outwards from one side of the first connecting body 11, a second mounting hole 112 vertically penetrating through the first connecting body 11 is formed in the first connecting portion, the top of the fifth connecting plate 141 is fixed to the first connecting body 11 through the second mounting hole 112, the fifth connecting plate 141 is vertically arranged at the bottom of the first connecting body 11, and a connecting hole for fixing the image capturing device is formed in the fifth connecting plate 141. The third positioning groove 131 for positioning the connecting rod 142 is formed in the central column 13, one end of the connecting rod 142 can be inserted into and fixed in the third positioning groove 131, and the other end of the connecting rod 142 is connected to the fifth connecting plate 141, so that the first connecting body 11, the central column 13 and the third connecting body 14 form a closed structure, the stability of the rack 1 is improved, and the image acquisition device can be stably connected to external equipment.
Example two
Compare in the image acquisition device in the embodiment one, the image acquisition device that this embodiment provided more is applicable to the scene that the time of image acquisition is more abundant to this image acquisition device can be when guaranteeing to gather the image of the complete internal thread in the screw hole, greatly reduced image acquisition device's cost.
Specifically, in this embodiment, each reflector 3 is fixedly disposed on the central column 13, the first connecting body 11 is rotatably connected to the central column 13 and can rotate around the axis of the central column 13, the reflectors 3 are circumferentially arrayed around the axis of the central column 13, and the number of the reflectors 3 is an integral multiple of the number of the cameras 21, when the image acquisition device is used, the cameras 21 can be rotated to the tops of the reflectors 3, so that the cameras 21 respectively acquire images of threads of each part in the threaded hole, and the cameras 21 can be enabled to acquire images of complete threads in the threaded hole while the number of the cameras 21 is reduced. The cost of the image acquisition device is greatly reduced.
Specifically, in this embodiment, the number of the camera modules is two, and the two camera modules are disposed opposite to each other. It is understood that in other embodiments, the number of camera modules may be one; or the number of the reflecting mirrors 3 is three, and the number of the camera modules is one, which is not limited herein.
Further, in order to improve the efficiency and the precision of image acquisition device for acquiring images, as shown in fig. 3, fig. 4 and fig. 6, the image acquisition device further comprises a driving part, the frame 1 further comprises a sleeve 15, the sleeve 15 is fixedly arranged at the top of the first connecting body 11, the axis of the sleeve 15 coincides with the axis of the central column 13, the top of the central column 13 is provided with a third mounting hole 132, the central column 13 is rotatably connected to the bottom of the first connecting body 11 through the third mounting hole 132, the sleeve 15 is fixedly connected to the top of the first connecting body 11, the driving part is a servo motor, a rotating shaft of the servo motor is connected to the sleeve 15 and can drive the sleeve 15 to rotate, so that the first connecting body 11 can rotate around the axis of the central column 13, and the efficiency and the precision of image acquisition device for acquiring images are improved.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides an image acquisition device, is configured as the image of the internal thread on the pore wall of gathering the screw hole, its characterized in that, including frame (1), and equal rigid coupling in a plurality of speculum (3) and a plurality of camera (21) on frame (1), a plurality of camera (21) wind the axis of screw hole is circumference array distribution, every the equal vertical setting of camera (21), a plurality of speculum (3) one-to-one set up in the bottom of a plurality of camera (21), each speculum (3) can with the image of each appointed region in the screw hole reflects to each respectively camera (21).
2. The image acquisition device according to claim 1, characterized in that the gantry (1) comprises:
the first connecting body (11) is a polygonal plate body, the first connecting body (11) is horizontally arranged, and the number of edges of the plate body is equal to the number of the cameras (21); and
the number of the second connecting bodies (12) is equal to the number of the sides of the polygon, the second connecting bodies (12) are respectively arranged on the side walls of the first connecting body (11), and the camera (21) and the reflector (3) can be fixed by the second connecting bodies (12).
3. The image acquisition device according to claim 2, characterized in that it comprises four said cameras (21) and four said mirrors (3), said first connection body (11) being a quadrangular plate.
4. The image acquisition device according to claim 2, characterized in that said second connection body (12) comprises a first connection plate (121), a second connection plate (122) and a third connection plate (123), wherein:
the first connecting plate (121) is vertically arranged on the side wall of the first connecting body (11), the first connecting plate (121) extends out of the bottom surface of the first connecting body (11), and a first positioning groove (1211) for positioning the second connecting body (12) and a second positioning groove (1212) for positioning the second connecting plate (122) are formed in the first connecting plate (121);
a second connecting plate (122) fixedly arranged in the second positioning groove (1212), wherein the second connecting plate (122) is configured to fix the camera (21); and
a third connecting plate (123) vertically fixed at the bottom of the second connecting plate (122), the third connecting plate (123) being configured to fix the reflector (3).
5. The image capturing device according to claim 4, wherein the second connecting body (12) further includes a fourth connecting plate (124), the fourth connecting plate (124) is fixedly disposed on the third connecting plate (123), the fourth connecting plate (124) is provided with a first positioning hole (1241) and a first sliding slot (1242) for mounting the reflector (3), and the first sliding slot (1242) is arc-shaped and uses the first positioning hole (1241) as a center of a circle.
6. The image acquisition device according to claim 2, wherein the rack (1) further comprises a center column (13), the center column (13) is vertically disposed at the bottom of the first connecting body (11) and connected to the first connecting body (11), a support (16) is connected to the bottom of the center column (13), and a light source (4) is fixedly disposed on the support (16).
7. The image capturing device of claim 6, wherein:
each reflector (3) is fixedly arranged on the central column (13), and the first connecting body (11) is rotatably connected to the central column (13) and can rotate around the axis of the central column (13);
the reflectors (3) are distributed in a circumferential array around the axis of the central column (13), and the number of the reflectors (3) is an integral multiple of the number of the cameras (21).
8. The image capturing device of claim 7, wherein:
the rack (1) further comprises a sleeve (15), the sleeve (15) is fixedly arranged at the top of the first connecting body (11), and the axis of the sleeve (15) is superposed with the axis of the central column (13);
the image acquisition device further comprises a driving piece, wherein the driving piece is connected to the sleeve (15) and can drive the sleeve (15) to rotate around the axis of the central column (13).
9. The image acquisition device according to claim 6, characterized in that said gantry (1) further comprises a third connecting body (14), said third connecting body (14) being connected to said first connecting body (11) and to said central column (13), respectively, said third connecting body (14) being able to connect said image acquisition device to external equipment.
10. The image acquisition device according to claim 9, characterized in that said third connection body (14) comprises:
the fifth connecting plate (141) is vertically arranged on the bottom surface of the first connecting body (11), and a connecting hole for fixing the image acquisition device is formed in the fifth connecting plate (141); and
the connecting rod (142), be provided with on the center post (13) and be used for fixing a position third constant head tank (131) of connecting rod (142), one end of connecting rod (142) inserts and fixes in third constant head tank (131), the other end of connecting rod (142) is connected in fifth connecting plate (141).
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| CN207301614U (en) * | 2017-08-04 | 2018-05-01 | 追光人动画设计（北京）有限公司 | Eyes panoramic shooting array system based on light reflection |
| CN210604422U (en) * | 2019-07-18 | 2020-05-22 | 广东奥普特科技股份有限公司 | Multi-directional detection device |
| CN110595361A (en) * | 2019-09-27 | 2019-12-20 | 上海悦易网络信息技术有限公司 | Image acquisition device and image detection equipment |
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