CN110594546B - Camera adjustment mechanism and detection equipment - Google Patents
Camera adjustment mechanism and detection equipment Download PDFInfo
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- CN110594546B CN110594546B CN201911109543.6A CN201911109543A CN110594546B CN 110594546 B CN110594546 B CN 110594546B CN 201911109543 A CN201911109543 A CN 201911109543A CN 110594546 B CN110594546 B CN 110594546B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 127
- 238000001514 detection method Methods 0.000 title claims abstract description 46
- 238000013519 translation Methods 0.000 claims description 24
- 238000009434 installation Methods 0.000 claims description 3
- 238000009432 framing Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 16
- 230000007547 defect Effects 0.000 description 7
- 238000007689 inspection Methods 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
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Abstract
The invention discloses a camera mounting device, a camera adjusting mechanism and detection equipment, wherein the camera mounting device comprises a standard frame and a camera posture adjusting mechanism, the standard frame comprises an XZ plane fixing plate and an XY plane fixing plate connected with the XZ plane fixing plate, the XZ plane fixing plate is arranged perpendicular to the Y-axis direction, the XY plane fixing plate is arranged perpendicular to the Z-axis direction, the camera posture adjusting mechanism is mounted on the XZ plane fixing plate and fixed on the detection equipment, and a camera module is detachably mounted on the XY plane fixing plate. The XY plane fixing plate can be suitable for various camera and lens combination modes, and has universality and can be used as a standard part; the camera and the lens can be arranged on the detection camera mounting device in different mounting styles, so that the functions of focusing, adjusting aperture, adjusting polaroid and the like of various lenses are adapted, the problem that the manufacture and assembly are difficult to identify and misassemble due to various types is avoided after the universal mounting, and the use flexibility of the assembly and the field debugging is improved.
Description
Technical Field
The invention relates to the technical field of detection equipment, in particular to a camera mounting device, a camera adjusting mechanism and detection equipment.
Background
In the manufacturing process of the display panel, various defects are inevitably generated due to various reasons, such as defects including pinholes, scratches, particles, Mura (various marks due to uneven brightness) and the like on the surface of the substrate glass of the panel, and these defects slightly cause a small range of defects. With the rapid development of photoelectronic information technology, large-size display screens are widely applied and popularized. In order to ensure the production quality and quality of the panels, large panel manufacturers need to perform a series of poor detection after each process is produced. The appearance of the panel is poor, which directly affects the shipment quality of the finished product and the use of the customer, and thus the panel is very important in the detection of the panel product. The method for detecting the surface defects by utilizing the surface defect automatic optical (visual) detection technology based on optical image sensing is gradually an important means for detecting the surface defects, and has the advantages of automation, non-contact, high speed, high precision, high stability and the like. Based on this, technicians develop an AOI (automatic optical inspection) device to perform Mura detection, and a Demura device to perform compensation and elimination after Mura is detected.
At present, the quality of a panel is often required to be detected by using a detection camera in the screen detection with the panel size of 40-75 inches. Each inspection camera needs to be provided with a special mounting frame to mount the inspection camera on the inspection equipment, and the mounting frame needs to be redesigned when the inspection camera is replaced.
In addition, for operations such as focusing, adjusting an aperture, adjusting a polarizer and the like of the detection camera, the operations can be mainly manually adjusted, partially automatically adjusted and fully automatically adjusted according to different requirements of different detection occasions. On the existing detection equipment, if the operation modes of focusing, adjusting an aperture, adjusting a polarizer and the like of a detection camera are different, the structures of detection camera mounting frames are different, and redesign and manufacturing are needed.
In view of the foregoing, in order to meet the needs, it is highly desirable to provide a universal inspection camera mounting apparatus that can achieve universality and flexibility in use in different applications.
Disclosure of Invention
The invention aims to provide a universal camera mounting device, a camera adjusting mechanism and detection equipment, which can provide a flexible and universal mounting structure for the detection equipment so as to be suitable for different application scenes.
In order to achieve the above object, a camera mounting apparatus according to an aspect of the present invention includes a standard frame and a camera posture adjustment mechanism, the standard frame includes an XZ plane fixing plate and an XY plane fixing plate connected to the XZ plane fixing plate, the XZ plane fixing plate is disposed perpendicular to a Y axis direction, the XY plane fixing plate is disposed perpendicular to a Z axis direction, the camera posture adjustment mechanism is mounted on the XZ plane fixing plate and fixed to a detection device, and a detection camera and a lens are detachably mounted on the XY plane fixing plate.
Preferably, the camera posture adjusting mechanism comprises a Z-axis translation adjusting mechanism (10) for adjusting the position along the Z-axis direction, a Y-axis rotation adjusting mechanism (20) for adjusting the angle around the Y-axis direction, and an X-axis rotation adjusting mechanism (30) for adjusting the angle around the X-axis direction, and the Z-axis translation adjusting mechanism (10), the Y-axis rotation adjusting mechanism (20), and the X-axis rotation adjusting mechanism (30) are sequentially connected and mounted on the XZ plane fixing plate (1001).
Preferably, the XY plane fixing plate (1003) is provided with a mounting hole for directly or indirectly mounting the camera (60).
Preferably, a Y-axis translation adjusting mechanism (40) for adjusting the position along the Y-axis direction is mounted on the XY plane fixing plate (1003), and a Z-axis rotation adjusting mechanism (50) for adjusting the angle around the Z-axis direction is mounted on the Y-axis translation adjusting mechanism (40).
Preferably, the Y-axis translation adjusting mechanism (40) comprises a sliding plate (404) arranged on the XY plane fixing plate (1003), and the sliding plate (404) can move to a preset position along the Y-axis direction relative to the XY plane fixing plate (1003) and is matched with a mounting hole formed in the XY plane fixing plate (1003) through a locking piece to determine the position relative to the XY plane fixing plate (1003).
In order to achieve the above object, another aspect of the present invention provides a camera adjusting mechanism, which includes the camera mounting device, a camera fixed on the camera mounting device, and a lens mounted on the camera.
Preferably, the camera adjusting mechanism further includes an auto-focusing module, and the auto-focusing module cooperates with a focusing member on the lens to perform focusing.
Preferably, the camera adjusting mechanism further includes an auto-focusing module and an auto-iris-adjusting module, the auto-focusing module cooperates with the focusing element on the lens to perform focusing, and the auto-iris-adjusting module cooperates with the iris-adjusting element of the lens to perform iris adjustment.
Preferably, the camera adjusting mechanism further includes an auto-focusing module and an auto-polarizer adjusting module, the auto-focusing module cooperates with the focusing element on the lens to perform focusing, and the auto-polarizer adjusting module cooperates with the polarizer adjusting element of the lens to perform polarizer adjustment.
In order to achieve the above object, a detection apparatus according to another aspect of the present invention includes the camera adjustment mechanism and a carrier for carrying a product to be detected, where the camera adjustment mechanism is installed in the detection apparatus in such a manner that the camera and the lens are opposite to the product to be detected on the carrier in the Z-axis direction. The invention has the beneficial effects that: the camera mounting device, the camera adjusting mechanism and the detection equipment comprise a standard frame and a camera posture adjusting mechanism, wherein the standard frame adopts an XZ plane fixing plate and an XY plane fixing plate, the camera posture adjusting mechanism is mounted on the XZ plane fixing plate and fixed on the detection equipment, and a camera and a lens are detachably mounted on the XY plane fixing plate; the Y-axis translation adjusting mechanism, the Z-axis rotation adjusting mechanism, the camera and the lens form different mounting patterns which can be detachably arranged on the detection camera mounting device, the functions of focusing, aperture adjusting, polarizing plate adjusting and the like of various lenses are adapted, the problem that the manufacture and the assembly are difficult to identify and misassemble due to various types is solved after the universal mounting, the structure is simple, the manufacture is convenient, and the use flexibility of the assembly and the field debugging is improved.
Drawings
FIG. 1 is a perspective view of a camera adjustment mechanism in accordance with a preferred embodiment of the present invention;
FIG. 2 is a perspective view of the camera pose adjustment mechanism of FIG. 1 at another angle;
FIG. 3 is a perspective view of FIG. 1 with the camera pose adjustment mechanism removed;
FIG. 4A is an exploded perspective view of FIG. 1;
FIG. 4B is an exploded perspective view of the camera and lens of FIG. 4A after replacement;
FIGS. 5A, 5B and 5C are perspective views of a camera adjusting mechanism according to a preferred embodiment of the present invention in a first assembly manner, a second assembly manner and a third assembly manner, respectively;
fig. 6 is a schematic view of a detection apparatus according to a preferred embodiment of the present invention.
The components in the figures are numbered as follows: the device comprises a detection device 01 and a Z-axis translation adjusting mechanism 10 (wherein the device connecting plate 101 and a cross ball sliding table with a micrometer 102); a Y-axis rotation adjusting mechanism 20 (wherein, an adjusting fixing seat 201, an adjusting block 202, an adjusting screw 203, a rotating sliding table 204, and a rotating seat 205); an X-axis rotation adjusting mechanism 30; a Y-axis translation adjusting mechanism 40 (wherein, the sliding plate 404, the Y-axis moving adjusting screw 405, the Y-axis moving adjusting screw fixing block 406, the sliding guide groove 4041, the limit screw 4042 and the lens hole 4046); a Z-axis rotation adjusting mechanism 50 (wherein, a camera rotating base 501, a Z-axis rotation adjusting screw fixing block 502, a Z-axis rotation adjusting screw 503, a shifting block 5011 and a rotation guide slot 5012); a camera 60; and a lens 70.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments.
In order to increase the universality and compatibility of the camera mounting device and reduce the hardware design and manufacturing cost of an optical mechanism, the detection camera mounting device provided by the invention can simultaneously realize different mounting styles of the detection camera on the camera mounting device under the condition of meeting the detection precision requirement, is suitable for the functions of focusing, adjusting an aperture, adjusting a polaroid and the like of various lenses, avoids the problems of difficult identification and misassembly caused by various types after generalization, has the advantages of simple structure and convenient manufacture, and simultaneously increases the use flexibility of assembly and field debugging.
Referring to fig. 1, a schematic structural diagram of a camera mounting apparatus according to a preferred embodiment of the present invention includes a Z-axis translation adjusting mechanism 10, a Y-axis rotation adjusting mechanism 20, an X-axis rotation adjusting mechanism 30, a Y-axis translation adjusting mechanism 40, a Z-axis rotation adjusting mechanism 50, and a standard frame 100. The Z-axis translation adjusting mechanism 10, the Y-axis rotation adjusting mechanism 20 and the X-axis rotation adjusting mechanism 30 are sequentially connected to form a camera posture adjusting mechanism and are arranged on one side of the standard frame 100. The Z-axis rotation adjustment mechanism 50 is fixed with the camera 60 and the lens 70, and is mounted on the standard frame 100 together with the Y-axis translation adjustment mechanism 40.
Referring to fig. 2, one side of the Z-axis translational adjustment mechanism 10 is fixed to a position of the detection device where a detection camera needs to be disposed through a fastener, and the Z-axis translational adjustment mechanism 10 is a mechanism for performing vertical adjustment along the Z-axis direction. In the illustrated embodiment, the Z-axis translation adjusting mechanism 10 employs a standard cross ball slide 102 with a micrometer, and the device connecting plate 101 is disposed on one side of the cross ball slide 102 with a micrometer to be mounted and fixed on the detection device. The cross ball slide 102 with micrometer can be manually adjusted to individually and precisely fine-tune the object distance of the inspection camera 60 (and the lens 70).
The Y-axis rotation adjusting mechanism 20 is fixed to the Z-axis translation adjusting mechanism 10 (in the illustrated embodiment, located on one side of the cross ball sliding table 102 with the micrometer of the Z-axis translation adjusting mechanism 10). The mechanism for realizing rotation adjustment around the Y axis by the Y axis rotation adjusting mechanism 20 includes an adjusting fixing seat 201, an adjusting block 202, an adjusting screw 203, a rotating sliding table 204 and a rotating seat 205. One side of the adjusting fixing seat 201 is fixed with the crossed ball sliding table 102 with the micrometer, and the other side is provided with a rotary sliding table 204. The other side of the rotating sliding table 204 is provided with a rotating base 205, and an adjusting block 202 is fixed on the upper edge of the rotating base 205. Two adjusting screws 203 are oppositely arranged on the adjusting block 202, and the ends of the two adjusting screws 203 are respectively abutted against two sides of an abutting plate extending from the self-adjusting fixing seat 201. The clockwise or counterclockwise rotation angle can be finely adjusted by the two oppositely arranged adjusting screws 203. Wherein, the rotary adjusting block 202 is provided with a notch for opening the handle of the X-axis rotary adjusting mechanism 30, so as to facilitate the on-site operation and use of the handle by the personnel.
The X-axis rotation adjusting mechanism 30 is fixed to one side of the rotary base 205, and is a mechanism for realizing rotation adjustment around the X-axis. In the illustrated embodiment, the X-axis rotation adjustment mechanism 30 uses a standard goniometric turret that allows independent fine pitch adjustment.
As described above, the cross ball slide table with micrometer 102 is mounted on the device connection board 101, the Y-axis rotation adjustment mechanism 20 is mounted on the cross ball slide table with micrometer 102, and the X-axis rotation adjustment mechanism 30 is mounted on the Y-axis rotation adjustment mechanism 20, and the camera attitude adjustment mechanism formed by the combination can realize adjustment of the camera lens in the Z-axis direction, the front-back pitch, and the left-right pitch.
Referring to fig. 3, the Y-axis translational adjustment mechanism 40 is a mechanism for achieving the forward and backward adjustment in the Y-axis direction, and the Y-axis translational adjustment mechanism 40 is fixed on the standard frame 100. The Y-axis translation adjusting mechanism 40 includes a sliding plate 404, a Y-axis movement adjusting screw 405, and a Y-axis movement adjusting screw fixing block 406. The slide plate 404 is disposed in the XY plane and removably mounted to the standard stand 100. The Y-axis movement adjusting screw fixing block 406 is fixed on the standard frame 100, and the Y-axis movement adjusting screw 405 is screwed into the Y-axis movement adjusting screw fixing block 406 in the Y-axis direction and the end abuts against the side of the sliding plate 404. Fine adjustment back and forth in the Y-axis direction can be achieved solely by turning the Y-axis movement adjustment screw 405.
Referring to fig. 4A and 4B, the sliding plate 404 is provided with a sliding guide groove 4041, the sliding guide groove 4041 is arranged along the Y-axis direction, and the limit screw 4042 passes through the sliding guide groove 4041 and is screwed into the mounting hole of the XY plane fixing plate 1003 on the standard rack 100, so as to limit the sliding direction and position of the sliding plate 404. In the illustrated embodiment, the sliding guide groove 4041 is in a straight shape, and four sliding guide grooves 4041 are distributed on the sliding plate 404 in a rectangular shape. The slide plate 404 is provided with a lens hole 4046 through which the lens 70 passes, so that the lens 70 passes through the lens hole 4046 and faces downward for shooting when the Z-axis rotation adjustment mechanism 50 with the camera 60 is attached to the slide plate 404.
With continued reference to fig. 4A and 4B, the Z-axis rotation adjustment mechanism 50 is disposed on the slide plate 404 for providing a mechanism for rotational adjustment about the Z-axis. The Z-axis rotation adjusting mechanism 50 includes a camera rotary base 501, a Z-axis rotation adjusting screw fixing block 502, and a Z-axis rotation adjusting screw 503, the camera 60 and the lens 70 are fixed on the camera rotary base 501, and the lower end of the Z-axis rotation adjusting screw fixing block 502 is fixed on the edge of the sliding plate 404. Two Z-axis rotating adjusting screws 503 are oppositely arranged on the Z-axis rotating adjusting screw fixing block 502, and the two Z-axis rotating adjusting screws 503 penetrate through the Z-axis rotating adjusting screw fixing block 502 and the tail ends of the two Z-axis rotating adjusting screws 503 are respectively abutted against two sides of a shifting block 5011 protruding out of one side of the camera rotating base 501. An arc-shaped rotating guide slot 5012 around the Z axis is formed in the camera rotary base 501, and a locking screw penetrates through the rotating guide slot 5012 to be in threaded connection with a locking hole in the sliding plate 404, so that the rotation angle and the position of the camera rotary base 501 are limited. The angle of the camera rotary base 501 around the Z-axis can be adjusted by rotating the two Z-axis rotation adjusting screws 503, so that the camera 60 is aligned with the workpiece (panel) to be detected and rotated for fine adjustment.
As shown in fig. 4A and 4B, the camera rotating base 501 may be designed according to different specifications of the camera 60, the camera rotating base 501 in fig. 4A is in a rectangular frame structure, the camera rotating base 501 in fig. 4B is in a U-shaped frame structure, and the front four-axis adjusting mechanisms (the Z-axis translational adjusting mechanism 10, the Y-axis rotational adjusting mechanism 20, the X-axis rotational adjusting mechanism 30, and the Y-axis translational adjusting mechanism 40) do not need to be changed, so that a certain generalization is achieved, and the production and use of the cutting machine are facilitated.
The standard frame 100 includes an XZ plane fixing plate 1001, a vertical plate 1002, and an XY plane fixing plate 1003. The XZ plane fixing plate 1001 is disposed perpendicular to the Y axis direction, and the XY plane fixing plate 1003 is disposed perpendicular to the Z axis direction. The vertical plate 1002 is disposed perpendicular to the X-axis direction, the vertical plate 1002 is fixed to the front end and the rear end of the XZ plane fixing plate 1001 to form a support frame for mounting the XY plane fixing plate 1003, and the XY plane fixing plate 1003 is fixed to the support frame formed by the XZ plane fixing plate 1001 and the vertical plate 1002 to form a space for accommodating the lens 70 of the camera 60. The XZ plane fixing plate 1001, the riser 1002, and the XY plane fixing plate 1003 form a space for accommodating the lens 70. The Z-axis translation adjusting mechanism 10, the Y-axis rotation adjusting mechanism 20 and the X-axis rotation adjusting mechanism 30 are sequentially connected to form a camera posture adjusting mechanism and are arranged on one side of an XZ plane fixing plate 1001, and the Z-axis rotation adjusting mechanism 50 with a camera 60 and a lens 70 is arranged on the XY plane fixing plate 1003 together with the Y-axis translation adjusting mechanism 40.
Please refer to fig. 5A, 5B and 5C, which are perspective views of the camera attitude adjusting apparatus, the camera 60 and the lens 70 in a first assembly manner, a second assembly manner and a third assembly manner. In the first assembly mode, the adjusting screw fixing block 502 and the two adjusting screws 503 (and the shifting block 5011 of the camera rotary base 501) in the Z-axis rotation adjusting mechanism 50 are located in the Y-axis direction; in the second and third assembling modes, the adjusting screw fixing block 502 and the two adjusting screws 503 (and the moving block 5011 of the camera rotary base 501) of the Z-axis rotation adjusting mechanism 50 are located in the X-axis direction (front and rear). The three different installation patterns can be conveniently adjusted and used by operators according to requirements when the operators change machines or cut machines, and the change can be flexibly arranged.
As described above, in the camera adjusting mechanism using the camera mounting apparatus, the lens 70 of the camera 60 can be manually adjusted for focusing, adjusting the aperture, adjusting the polarizer, and the like. In the camera adjusting mechanism of other preferred embodiments of the present invention, automatic focusing and/or automatic aperture adjustment, automatic focusing and/or automatic polarizer adjustment, etc. can be adopted according to practical application occasions.
In order to realize automatic focusing, an automatic focusing module may be disposed in the camera adjusting mechanism, the automatic focusing module cooperates with the focusing element on the lens 70 and has a driving (electric, pneumatic, etc.), and the driving provides power to drive the focusing element, thereby realizing the automatic focusing function. In some application scenarios, the autofocus driving module is disposed at a side of the camera lens and can have a plurality of mounting orientations with respect to the camera lens, so that the camera adjustment mechanism of the embodiments of the present application has a plurality of different assembly structures. One of the advantages of the embodiment of the present application is that no matter what orientation the autofocus driving module is located on the camera lens, the uniform camera autofocus module can be directly detachably mounted on the standard frame of the camera mounting device according to actual requirements. The problem that manufacture and assembly are difficult to identify and misassemble due to multiple types is avoided, the structure is simple, the manufacture is convenient, and meanwhile, the use flexibility of assembly and on-site machine adjustment is improved.
In order to realize automatic focusing and automatic aperture adjustment, an automatic focusing module and an automatic aperture adjustment module can be arranged in the camera adjusting mechanism, the automatic focusing module and the automatic aperture adjustment module are respectively matched with a focusing piece and an aperture adjustment ring piece on the lens 70 and are provided with drives (electric, pneumatic and the like), and the power provided by the drives the focusing piece and the aperture adjustment ring piece so as to realize the functions of automatic focusing and automatic aperture adjustment. In some application scenarios, the autofocus and autofocus coil driving module is disposed at a side of the camera lens and can have a plurality of mounting orientations with respect to the camera lens, such that the camera adjustment mechanism of the embodiments of the present application has a plurality of different assembly configurations. The camera lens mounting device has the advantages that no matter what direction the automatic focusing and automatic aperture adjusting driving module is located on the camera lens, the automatic focusing and automatic aperture adjusting driving module can be directly detachably assembled on the standard frame of the camera mounting device according to actual requirements by using the unified camera automatic focusing and automatic aperture adjusting module, and accordingly the camera lens mounting device can be achieved. The problem that manufacture and assembly are difficult to identify and misassemble due to multiple types is avoided, the structure is simple, the manufacture is convenient, and meanwhile, the use flexibility of assembly and on-site machine adjustment is improved.
In order to realize automatic focusing and automatic polarizer adjustment, an automatic focusing module and an automatic polarizer adjustment module can be disposed in the camera adjustment mechanism, the automatic focusing module and the automatic polarizer adjustment module are respectively matched with the focusing element and the polarizer adjustment element on the lens 70 and have drives (electric, pneumatic, etc.), and the power provided by the drives the focusing element and the polarizer adjustment element so as to realize the functions of automatic focusing and automatic polarizer adjustment. In some application scenarios, the auto-focusing and auto-polarizing plate driving module is disposed on a side surface of the camera lens, and can have a plurality of mounting orientations with respect to the camera lens, so that the camera adjusting mechanism of the embodiment of the present application has a plurality of different assembly structures. The embodiment of the application has the advantages that no matter what direction the automatic focusing and automatic polarization adjusting sheet driving module is located on the camera lens, the automatic focusing and automatic polarization adjusting sheet driving module can be directly detachably assembled on the standard frame of the camera mounting device according to actual requirements by using a unified camera automatic focusing and automatic polarization adjusting sheet module. The problem that manufacture and assembly are difficult to identify and misassemble due to multiple types is avoided, the structure is simple, the manufacture is convenient, and meanwhile, the use flexibility of assembly and on-site machine adjustment is improved.
Referring to fig. 6, the present invention further discloses a detection apparatus 01, which includes a camera adjustment mechanism formed by the camera mounting device, the camera 60 and the lens 70. Optionally, the detection apparatus 01 provided in this embodiment of the present application further includes a carrier for carrying a product to be detected, and the camera adjusting mechanism is installed in the detection apparatus in a manner that the camera (60) and the lens (70) are directly opposite to the product to be detected on the carrier in the Z-axis direction. It should be noted that the detection apparatus 01 provided in the embodiment of the present application may be an AOI apparatus, a Demura apparatus, or another detection apparatus including the camera adjustment mechanism disclosed in the present application. The detection equipment can adapt to the functions of focusing, adjusting the aperture, adjusting the polaroid and the like of various lenses, solves the problem that the manufacture and the assembly are difficult to identify and misassemble due to various types after the detection equipment is generalized, and improves the use flexibility of the assembly and the field adjustment.
Optionally, the detection apparatus 01 of the embodiment of the present application further includes a carrier and a side view image capturing module. The camera module is opposite to the carrier, and the side-looking image capturing module photographs and captures images of a product to be detected placed on the carrier from the side direction.
In the camera mounting device, the camera adjusting mechanism and the detection equipment, the Z-axis translation adjusting mechanism, the Y-axis rotation adjusting mechanism, the X-axis rotation adjusting mechanism and the standard component form a multi-axis adjusting mounting frame, and the multi-axis adjusting mounting frame has universality and can be used as a standard component; the Y-axis translation adjusting mechanism, the Z-axis rotation adjusting mechanism, the camera and the lens form a part which can be detachably arranged on the camera multi-axis adjusting mounting frame in various modes; the automatic focusing module, the automatic aperture adjusting module and the automatic polarizer adjusting module can be flexibly configured on the sliding plate in the Y-axis translation adjusting mechanism according to requirements so as to adapt to application occasions with different conditions, even a plurality of types of combination use, the combination change and the assembly are convenient and free, and hardware mechanisms do not need to be increased or decreased.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (3)
1. A camera adjustment mechanism, includes camera installation device, its characterized in that:
the camera mounting device comprises a standard frame (100) and a camera posture adjusting mechanism, wherein the standard frame (100) comprises an XZ plane fixing plate (1001) and an XY plane fixing plate (1003) connected with the XZ plane fixing plate (1001), the XZ plane fixing plate (1001) is arranged perpendicular to a Y-axis direction, the XY plane fixing plate (1003) is arranged perpendicular to a Z-axis direction, the camera posture adjusting mechanism is mounted on the XZ plane fixing plate (1001) and fixed on detection equipment, and a camera module is detachably mounted on the XY plane fixing plate (1003);
the Y-axis translation adjusting mechanism (40) comprises a sliding plate (404), a Y-axis moving adjusting screw (405) and a Y-axis moving adjusting screw fixing block (406), the sliding plate (404) is arranged on an XY plane and detachably mounted on the standard frame (100), the Y-axis moving adjusting screw fixing block (406) is fixed on the standard frame (100), the Y-axis moving adjusting screw (405) is screwed into the Y-axis moving screw fixing block (406) along the Y-axis direction, the tail end of the Y-axis moving adjusting screw is abutted to the side edge of the sliding plate (404), and front and back fine adjustment in the Y-axis direction can be achieved independently by screwing the Y-axis moving adjusting screw (405); the sliding plate (404) is provided with a sliding guide groove (4041), the length direction of the sliding guide groove (4041) is arranged along the Y-axis direction, and a limit screw (4042) penetrates through the sliding guide groove (4041) and is screwed into an installation hole in an XY plane fixing plate (1003) on the standard frame (100), so that the sliding direction and the position of the sliding plate (404) are limited;
the Z-axis rotation adjusting mechanism (50) is arranged on the sliding plate (404), the Z-axis rotation adjusting mechanism (50) comprises a camera rotating base (501), a Z-axis rotation adjusting screw fixing block (502) and Z-axis rotation adjusting screws (503), the Z-axis rotation adjusting screw fixing block (502) is fixed on the sliding plate (404), the two Z-axis rotation adjusting screws (503) penetrate through the Z-axis rotation adjusting screw fixing block (502), and the tail ends of the two Z-axis rotation adjusting screws are respectively abutted against two sides of a shifting block (5011) protruding out of one side of the camera rotating base (501); mounting hole sites are reserved on the periphery of the sliding plate (404), so that the Z-axis rotating adjusting mechanism (50) can be detachably and flexibly arranged according to the actual mounting direction and the requirement of an assembling structure;
an arc-shaped rotating guide groove (5012) around the Z axis is formed in the camera rotating seat (501), and a locking screw penetrates through the rotating guide groove (5012) to be in threaded connection with a locking hole in the sliding plate (404), so that the limitation on the rotating angle and the position of the camera rotating seat (501) is realized; the sliding plate (404) is provided with a lens hole (4046) for the lens (70) to pass through, so that the lens (70) penetrates out of the lens hole (4046) and faces the lower part for framing and shooting when the Z-axis rotation adjusting mechanism (50) with the camera (60) is arranged on the sliding plate (404);
the camera adjusting mechanism further comprises a camera module, a unified automatic focusing module, a unified automatic aperture adjusting module and/or a unified automatic polarizer adjusting module, wherein the camera module comprises a camera (60) and a lens (70), the automatic focusing module, the automatic aperture adjusting module or the automatic polarizer adjusting module are respectively matched with a focusing piece, an aperture adjusting piece or a polarizer adjusting piece on the lens (70) and are provided with a drive, and the unified automatic focusing module, the unified automatic aperture adjusting module and/or the unified automatic polarizer adjusting module are directly detachably assembled on a standard frame of the camera mounting device according to actual mounting directions and mounting structure requirements.
2. The camera adjustment mechanism of claim 1, wherein: the camera posture adjusting mechanism comprises a Z-axis translation adjusting mechanism (10) for adjusting the position along the Z-axis direction, a Y-axis rotation adjusting mechanism (20) for adjusting the angle around the Y-axis direction and an X-axis rotation adjusting mechanism (30) for adjusting the angle around the X-axis direction, wherein the Z-axis translation adjusting mechanism (10), the Y-axis rotation adjusting mechanism (20) and the X-axis rotation adjusting mechanism (30) are sequentially connected and installed on the XZ plane fixing plate (1001).
3. A detection apparatus, characterized by: comprising a camera adjustment mechanism according to any of claims 1-2.
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| CN111405151B (en) * | 2020-02-29 | 2020-11-17 | 中国科学院西安光学精密机械研究所 | Quick adjusting device, adjusting method and imaging system for field-of-view splicing imaging |
| CN111443097A (en) * | 2020-05-07 | 2020-07-24 | 熵智科技(深圳)有限公司 | Cell-phone glass apron arc limit defect detecting device |
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