CN211347992U - Visual detection device - Google Patents
Visual detection device Download PDFInfo
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- CN211347992U CN211347992U CN201921803793.5U CN201921803793U CN211347992U CN 211347992 U CN211347992 U CN 211347992U CN 201921803793 U CN201921803793 U CN 201921803793U CN 211347992 U CN211347992 U CN 211347992U
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Abstract
The utility model belongs to the technical field of electromechanical device, concretely relates to vision detection device, including transparent carousel, actuating mechanism, first detection mechanism, second detection mechanism, third detection mechanism and control mechanism, transparent carousel is connected with actuating mechanism's output, first detection mechanism, second detection mechanism sets up on same support, the detection mouth of first detection mechanism sets up with second detection mechanism's detection mouth relatively, first detection mechanism's detection mouth, second detection mechanism's detection mouth all corresponds with transparent carousel, third detection mechanism includes 3D structure light source and detection camera, 3D structure light source, the detection camera all corresponds with transparent carousel, actuating mechanism, first detection mechanism, second detection mechanism, 3D structure light source, the detection camera all is connected with the control mechanism electricity. The detection device automatically detects the flat small object, and improves the detection precision and efficiency.
Description
Technical Field
The utility model belongs to the technical field of electromechanical device, concretely relates to visual detection device.
Background
In industrial production, there are many flat small objects (such as raw materials of buttons, medallions, etc.), and before processing into finished products, in order to ensure the quality of the products, the raw materials need to be screened, and the raw materials with better surface flatness are generally screened out and then engraved and/or perforated to be processed into finished products. Therefore, the detection process is particularly important.
In the prior art, the surface flatness of flat small objects (such as buttons, medals and other raw materials) is observed and detected by human eyes, so as to judge whether the flat small objects are qualified or not for screening; however, since these flat small objects (such as buttons and medals) are generally small, they cannot be accurately determined at first sight in manual determination, and often need to see more to accurately determine whether the objects are qualified, such determination method is time-consuming and labor-consuming, has large damage to eyes of detection personnel, is prone to causing eye fatigue, and has low detection efficiency, and is not suitable for high-speed production requirements of modernization and large-scale production.
In view of the above, the related art needs to be perfected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in view of the deficiencies of the prior art, a visual inspection device is provided to automatically inspect flat small objects (such as buttons, medals and other raw materials), and improve the accuracy and efficiency of inspection and screening.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a visual detection device comprises a transparent rotary table, a driving mechanism, a first detection mechanism, a second detection mechanism, a third detection mechanism and a control mechanism, the transparent turntable is connected with the output end of the driving mechanism, the first detection mechanism and the second detection mechanism are arranged on the same bracket, the detection port of the first detection mechanism and the detection port of the second detection mechanism are arranged oppositely, the detection port of the first detection mechanism and the detection port of the second detection mechanism both correspond to the transparent turntable, the third detection mechanism comprises a 3D structured light source and a detection camera, the 3D structured light source and the detection camera both correspond to the transparent turntable, the driving mechanism, the first detection mechanism, the second detection mechanism, the 3D structured light source and the detection camera are all electrically connected with the control mechanism. In practical application, the driving mechanism is a servo motor, a stepping motor or other driving equipment capable of achieving the same effect, and can be flexibly set according to practical conditions; the control mechanism is a computer, an industrial personal computer, a PLC, a single chip microcomputer or other control equipment which can achieve the same effect, and can be flexibly set according to the actual situation; the detection camera is a CCD camera or a CMOS camera; in operation, the driving mechanism starts to work to drive the transparent turntable to regularly rotate, flat small articles (such as raw materials of buttons, medals and the like) are sequentially placed on the transparent turntable in sequence through automatic feeding or manual feeding, the small articles are moved to a position between a detection port of the first detection mechanism and a detection port of the second detection mechanism under the driving of the transparent turntable, the first detection mechanism and the second detection mechanism respectively and simultaneously detect two sides of the small articles (the transparent turntable is adopted to facilitate the simultaneous detection of the two sides), the detection information is transmitted to the control mechanism in real time, the control mechanism analyzes the information, then the transparent turntable transports the small articles to a position corresponding to the 3D structured light source, the 3D structured light source irradiates structured light to the upper surface of the small articles (in practical application, the 3D structured light source can also irradiate the structured light to the lower surface of the small articles, or the upper surface and the lower surface are both provided with structured light by a 3D structured light source and can be flexibly arranged according to actual conditions), the detection camera takes pictures of the surface with the structured light and transmits the information to the control mechanism in real time, the control mechanism analyzes the information, and the detection device automatically detects flat small objects (such as raw materials of buttons, medals and the like), so that the detection precision and efficiency are improved.
As an improvement of the vision inspection device, the first inspection mechanism includes a first light source and a first machine vision camera, the first light source the first machine vision camera all set up in the support, the first light source with the getting for instance mouth of first machine vision camera corresponds, the first light source the first machine vision camera all with the control mechanism electricity is connected. In practical application, the first light source polishes the surface of the small object, so that the first machine vision camera can shoot a clear image of the surface of the small object.
As an improvement of the vision inspection apparatus of the present invention, the first light source is an annular light source. The structure design is beneficial to enhancing the light supplement effect; besides, the light sources with other shapes can be arranged according to actual conditions, and the light sources can be flexibly arranged according to the actual conditions.
As an improvement of the vision inspection apparatus of the present invention, the first machine vision camera is a CCD camera or a CMOS camera. The structural design is beneficial to obtaining high-definition images of the surfaces of small objects; in addition, other cameras capable of achieving the same effect can be adopted, and the cameras can be flexibly arranged according to actual conditions.
As an improvement of the vision inspection device, the second inspection mechanism includes a second light source and a second machine vision camera, the second light source the second machine vision camera all set up in the support, the second light source with the getting for instance mouth of second machine vision camera corresponds, the second light source the second machine vision camera all with the control mechanism electricity is connected. In practical application, the second light source polishes the surface of the small object, so that the second machine vision camera can shoot a clear image of the surface of the small object.
As an improvement of the vision inspection apparatus of the present invention, the second light source is an annular light source. The structure design is beneficial to enhancing the light supplement effect; besides, the light sources with other shapes can be arranged according to actual conditions, and the light sources can be flexibly arranged according to the actual conditions.
As an improvement of the vision inspection apparatus of the present invention, the second machine vision camera is a CCD camera or a CMOS camera. The structural design is beneficial to obtaining high-definition images of the surfaces of small objects; in addition, other cameras capable of achieving the same effect can be adopted, and the cameras can be flexibly arranged according to actual conditions.
As an improvement of the vision inspection device, the vision inspection device further comprises a classification mechanism, the classification mechanism corresponds to the transparent turntable, and the classification mechanism is electrically connected with the control mechanism. In actual work, the control mechanism analyzes the information from the third detection mechanism in real time, sends a control instruction to the classification mechanism according to the analysis result, immediately drives the small articles to the classification mechanism by the transparent turntable, and the classification mechanism classifies the small articles according to the control instruction.
As an improvement of the vision inspection device, the classification mechanism includes pneumatic control valve, air nozzle and material collecting box, the air nozzle with pneumatic control valve passes through the trachea and connects, the air nozzle the material collecting box all with transparent carousel corresponds, the air nozzle set up in material collecting box, pneumatic control valve with the control mechanism electricity is connected. In practical application, the air nozzle is connected with the air pump through the pneumatic control valve, and the control mechanism controls the work of the pneumatic control valve in real time to blow the small objects to be classified into the material receiving box through the air nozzle.
As an improvement of the visual inspection device of the present invention, the number of the classification mechanisms is at least 2. The structural design is beneficial to carrying out multiple classifications on small objects with multiple characteristics so as to improve the efficiency of classification work.
As an improvement of the vision inspection device, the transparent turntable is a glass turntable, a PC plastic turntable, a PMMA plastic turntable, an AS plastic turntable or a PSU plastic turntable. In practical application, the material of the transparent turntable can be selected in various ways and can be flexibly set according to practical conditions.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is a schematic structural diagram in an embodiment of the present invention;
FIG. 2 is an enlarged view of region A of FIG. 1 with the transparent turntable removed;
fig. 3 is a schematic structural diagram of a circuit connection according to an embodiment of the present invention;
wherein: 1-a transparent turntable; 2-a drive mechanism; 3-a first detection mechanism; 31-a first light source; 32-a first machine vision camera; 4-a second detection mechanism; 41-a second light source; 42-a second machine vision camera; 5-a sorting mechanism; 51-a pneumatic control valve; 52-an air nozzle; 53-a receptacle; 6-a control mechanism; 7-a scaffold; 8-a third detection mechanism; 81-a 3D structured light source; 82-inspection camera.
Detailed Description
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, within which a person skilled in the art can solve the technical problem to substantially achieve the technical result.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be described in further detail with reference to the accompanying drawings, which are not intended to limit the present invention.
Examples
As shown in fig. 1-3, a visual inspection device comprises a transparent turntable 1, a driving mechanism 2, a first inspection mechanism 3, a second inspection mechanism 4, a third inspection mechanism 8, a classification mechanism 5 and a control mechanism 6, wherein the transparent turntable 1 is connected with an output end of the driving mechanism 2, the first inspection mechanism 3 and the second inspection mechanism 4 are arranged on the same bracket 7, a detection port of the first inspection mechanism 3 is arranged opposite to a detection port of the second inspection mechanism 4, the detection ports of the first inspection mechanism 3 and the second inspection mechanism 4 correspond to the transparent turntable 1, the classification mechanism 5 corresponds to the transparent turntable 1, the third inspection mechanism 8 comprises a 3D structured light source 81 and an inspection camera 82, the 3D structured light source 81 and the inspection camera 82 correspond to the transparent turntable 1, the driving mechanism 2, the first inspection mechanism 3 and the second inspection mechanism 4, The sorting mechanism 5, the 3D structured light source 81 and the detection camera 82 are all electrically connected with the control mechanism 6. In practical application, the driving mechanism 2 is a servo motor, a stepping motor or other driving equipment capable of achieving the same effect, and can be flexibly set according to practical conditions; the control mechanism 6 is a computer, an industrial personal computer, a PLC, a single chip microcomputer or other control equipment which can achieve the same effect, and can be flexibly set according to actual conditions; the detection camera 82 is a CCD camera or a CMOS camera; in operation, the driving mechanism 2 starts to operate to drive the transparent turntable 1 to regularly rotate, flat small objects (such as raw materials of buttons, medals and the like) are sequentially placed on the transparent turntable 1, under the driving of the transparent turntable 1, the small objects are firstly moved to a position between a detection port of the first detection mechanism 3 and a detection port of the second detection mechanism 4, the first detection mechanism 3 and the second detection mechanism 4 respectively detect two sides of the small objects simultaneously (the transparent turntable 1 is adopted to facilitate the simultaneous detection of the two sides), detection information is transmitted to the control mechanism 6 in real time, the control mechanism 6 analyzes the information, then the transparent turntable 1 transports the small objects to a position corresponding to the 3D structured light source 81, the 3D structured light source 81 irradiates structured light to the upper surface of the small objects (in practical application, the 3D structured light source 81 can irradiate structured light to the lower surface of the small objects, or the upper surface and the lower surface are both knotted by the 3D structured light source 81 to form light, the light can be flexibly set according to actual conditions), the detection camera 82 takes pictures of the surface with structured light (preferably used for detecting the plane flatness of small articles), information is transmitted to the control mechanism 6 in real time, the control mechanism 6 analyzes the information, a control instruction is sent to the classification mechanism 5 according to the analysis result, the small articles are driven to the classification mechanism 5 by the transparent turntable 1, the classification mechanism 5 classifies the small articles according to the control instruction, the detection device automatically detects the flat small articles (such as raw materials of buttons, medals and the like), and the detection precision and efficiency are improved.
Preferably, the first detecting mechanism 3 includes a first light source 31 and a first machine vision camera 32, the first light source 31 and the first machine vision camera 32 are both disposed on the bracket 7, the first light source 31 corresponds to an image capturing opening of the first machine vision camera 32, and the first light source 31 and the first machine vision camera 32 are both electrically connected to the control mechanism 6. In practical applications, the first light source 31 polishes the surface of the small object, so that the first machine vision camera 32 captures a clear image of the surface of the small object.
Preferably, the first light source 31 is a ring light source. The structure design is beneficial to enhancing the light supplement effect; besides, the light sources with other shapes can be arranged according to actual conditions, and the light sources can be flexibly arranged according to the actual conditions.
Preferably, the first machine vision camera 32 is a CCD camera or a CMOS camera. The structural design is beneficial to obtaining high-definition images of the surfaces of small objects; in addition, other cameras capable of achieving the same effect can be adopted, and the cameras can be flexibly arranged according to actual conditions.
Preferably, the second detecting mechanism 4 includes a second light source 41 and a second machine vision camera 42, the second light source 41 and the second machine vision camera 42 are both disposed on the bracket 7, the second light source 41 corresponds to an image capturing opening of the second machine vision camera 42, and the second light source 41 and the second machine vision camera 42 are both electrically connected to the control mechanism 6. In practical applications, the second light source 41 polishes the surface of the small object, so that the second machine vision camera 42 captures a clear image of the surface of the small object.
Preferably, the second light source 41 is a ring light source. The structure design is beneficial to enhancing the light supplement effect; besides, the light sources with other shapes can be arranged according to actual conditions, and the light sources can be flexibly arranged according to the actual conditions.
Preferably, the second machine vision camera 42 is a CCD camera or a CMOS camera. The structural design is beneficial to obtaining high-definition images of the surfaces of small objects; in addition, other cameras capable of achieving the same effect can be adopted, and the cameras can be flexibly arranged according to actual conditions.
Preferably, the sorting mechanism 5 comprises a pneumatic control valve 51, an air nozzle 52 and a material receiving box 53, the air nozzle 52 is connected with the pneumatic control valve 51 through an air pipe, the air nozzle 52 and the material receiving box 53 both correspond to the transparent turntable 1, the air nozzle 52 is arranged on the material receiving box 53, and the pneumatic control valve 51 is electrically connected with the control mechanism 6. In practical application, the air nozzle 52 is connected with the air pump through the pneumatic control valve 51, and the control mechanism 6 controls the operation of the pneumatic control valve 51 in real time to blow the sorted small articles into the material receiving box 53 through the air nozzle 52.
Preferably, the number of sorting mechanisms 5 is at least 2. The structural design is beneficial to carrying out multiple classifications on small objects with multiple characteristics so as to improve the efficiency of classification work.
Preferably, the transparent turntable 1 is a glass turntable, a PC plastic turntable, a PMMA plastic turntable, an AS plastic turntable or a PSU plastic turntable. In practical application, the material of the transparent rotating disc 1 can be selected in various ways, and can be flexibly set according to practical situations.
The utility model discloses a theory of operation is: in practical application, the driving mechanism 2 is a servo motor, a stepping motor or other driving equipment capable of achieving the same effect, and can be flexibly set according to practical conditions; the control mechanism 6 is a computer, an industrial personal computer, a PLC, a single chip microcomputer or other control equipment which can achieve the same effect, and can be flexibly set according to actual conditions; in operation, the driving mechanism 2 starts to operate to drive the transparent turntable 1 to regularly rotate, flat small objects (such as raw materials of buttons, medals and the like) are sequentially placed on the transparent turntable 1, the small objects are firstly moved between the detection port of the first detection mechanism 3 and the detection port of the second detection mechanism 4 under the driving of the transparent turntable 1, the first detection mechanism 3 and the second detection mechanism 4 respectively and simultaneously detect two sides of the small objects, the detection information is transmitted to the control mechanism 6 in real time, the control mechanism 6 analyzes the information, then the transparent turntable 1 transports the small objects to a position corresponding to the 3D structured light source 81, the 3D structured light source 81 irradiates structured light to the upper surface of the small objects (in practical application, the 3D structured light source 81 irradiates structured light to the lower surface of the small objects, or the upper surface and the lower surface are both knotted by the 3D structured light source 81 to form light, the detection camera 82 can be flexibly arranged according to actual conditions), the detection camera 82 photographs the surface with structured light and transmits the information to the control mechanism 6 in real time, the control mechanism 6 analyzes the information, sends a control instruction to the sorting mechanism 5 according to an analysis result, the small articles are driven to the sorting mechanism 5 by the transparent turntable 1, the sorting mechanism 5 sorts the small articles according to the control instruction, wherein the control mechanism 6 controls the work of the pneumatic control valve 51 in real time, the small articles to be sorted are blown into the material receiving box 53 through the air nozzle 52, and the detection device automatically detects the flat small articles (such as raw materials of buttons, medals and the like), so that the precision and the efficiency of detection and screening are improved.
The foregoing description shows and describes several preferred embodiments of the present invention, but as before, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, either in the above teachings or as applied to the relevant art or knowledge. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (10)
1. A visual inspection device, characterized by: comprises a transparent rotary disc (1), a driving mechanism (2), a first detection mechanism (3), a second detection mechanism (4), a third detection mechanism (8) and a control mechanism (6), wherein the transparent rotary disc (1) is connected with the output end of the driving mechanism (2), the first detection mechanism (3) and the second detection mechanism (4) are arranged on the same bracket (7), a detection port of the first detection mechanism (3) is arranged opposite to a detection port of the second detection mechanism (4), the detection ports of the first detection mechanism (3) and the second detection mechanism (4) correspond to the transparent rotary disc (1), the third detection mechanism (8) comprises a 3D structure light source (81) and a detection camera (82), the 3D structure light source (81) and the detection camera (82) both correspond to the transparent rotary disc (1), the driving mechanism (2), the first detection mechanism (3), the second detection mechanism (4), the 3D structured light source (81) and the detection camera (82) are electrically connected with the control mechanism (6).
2. The visual inspection device of claim 1, wherein: first detection mechanism (3) include first light source (31) and first machine vision camera (32), first light source (31) first machine vision camera (32) all set up in support (7), first light source (31) with the mouth of getting for instance of first machine vision camera (32) corresponds, first light source (31) first machine vision camera (32) all with control mechanism (6) electricity is connected.
3. The visual inspection device of claim 2, wherein: the first light source (31) is an annular light source; the first machine vision camera (32) is a CCD camera or a CMOS camera.
4. The visual inspection device of claim 1, wherein: the second detection mechanism (4) comprises a second light source (41) and a second machine vision camera (42), the second light source (41) and the second machine vision camera (42) are arranged on the support (7), an image taking opening of the second machine vision camera (42) corresponds to the second light source (41), and the second machine vision camera (42) is electrically connected with the control mechanism (6).
5. The visual inspection device of claim 4, wherein: the second light source (41) is an annular light source; the second machine vision camera (42) is a CCD camera or a CMOS camera.
6. The visual inspection device of claim 1, wherein: still include sorting mechanism (5), sorting mechanism (5) with transparent carousel (1) corresponds, sorting mechanism (5) with control mechanism (6) electricity is connected.
7. The visual inspection device of claim 6, wherein: the classifying mechanism (5) comprises a pneumatic control valve (51), an air nozzle (52) and a material receiving box (53), the air nozzle (52) is connected with the pneumatic control valve (51) through an air pipe, the air nozzle (52) and the material receiving box (53) correspond to the transparent turntable (1), the air nozzle (52) is arranged in the material receiving box (53), and the pneumatic control valve (51) is electrically connected with the control mechanism (6).
8. The visual inspection device of claim 6, wherein: the number of the sorting mechanisms (5) is at least 2.
9. The visual inspection device of claim 1, wherein: the transparent turntable (1) is a glass turntable, a PC plastic turntable, a PMMA plastic turntable, an AS plastic turntable or a PSU plastic turntable.
10. The visual inspection device of claim 1, wherein: the third detection mechanism (8) is a CCD camera or a CMOS camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921803793.5U CN211347992U (en) | 2019-10-25 | 2019-10-25 | Visual detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921803793.5U CN211347992U (en) | 2019-10-25 | 2019-10-25 | Visual detection device |
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| Publication Number | Publication Date |
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| CN211347992U true CN211347992U (en) | 2020-08-25 |
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| CN201921803793.5U Expired - Fee Related CN211347992U (en) | 2019-10-25 | 2019-10-25 | Visual detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115184375A (en) * | 2022-07-07 | 2022-10-14 | 智能特(厦门)科技有限公司 | Plastic part appearance detection equipment and detection method |
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2019
- 2019-10-25 CN CN201921803793.5U patent/CN211347992U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115184375A (en) * | 2022-07-07 | 2022-10-14 | 智能特(厦门)科技有限公司 | Plastic part appearance detection equipment and detection method |
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Granted publication date: 20200825 Termination date: 20211025 |