CN104142162A - AOI visual detection device - Google Patents
AOI visual detection device Download PDFInfo
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- CN104142162A CN104142162A CN201310166338.XA CN201310166338A CN104142162A CN 104142162 A CN104142162 A CN 104142162A CN 201310166338 A CN201310166338 A CN 201310166338A CN 104142162 A CN104142162 A CN 104142162A
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Abstract
An AOI visual detection device comprises a rack, a detector, a sensing device and a central processing unit. The detector is arranged above an assembly line and comprises imaging devices and a light source, the imaging devices are used for imaging keyboards of notebook computers in a detection region of the assembly line and outputting imaging data, and the light source is used for brightness supplement. The sensing device is arranged on the assembly line and the rack and used for sensing the detected computers and outputting sensing signals. The central processing unit is in signal connection with the imaging devices and the sensing device and is used for receiving the sensing signals and conducting corresponding data processing and control output. According to the AOI visual detection device, keyboard identifiers and volume labels of the notebook computers can be immediately and automatically detected online, the detection efficiency is improved, the labor cost is saved, and mistaken detection and missing detection caused by human factors are avoided.
Description
Technical field
The present invention relates to a kind of checkout equipment, be specifically related to a kind of for the online AOI vision inspection apparatus that detects computor-keyboard.
Background technology
Along with popularizing of computer, computer has almost entered all industries, is playing the part of very important role, and it has become society and has been able to normally move indispensable instrument.In order to adapt to various crowds' needs, style, the model of computer emerge in an endless stream, and every kind of computer has the shape specification design of corresponding personalization separately.
Manufacturer, when producing computor-keyboard, because the keyboard position on the computor-keyboard of every kind of model, sign and label are different, need carry out standard form Determination to computor-keyboard during online production.It is all that testing staff selects transparent standard form that product is compared after streamline takes off according to production model that existing flow production line detects, or follows product mobile detection together, and detection speed is slower, inefficiency.In order to improve detection efficiency, testing staff also needs rule of thumb to differentiate sometimes.Existing detection mode can cause artificial mistakes and omissions inspection and cause unacceptable product to flow out, and also can affect the normal line production of product, has also increased human cost simultaneously.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of AOI vision inspection apparatus, keyboard sign and the label of automatic on-line detecting pen computer that can be instant.
For achieving the above object, technical scheme of the present invention is as follows: a kind of AOI vision inspection apparatus, comprising:
Frame;
Pick-up unit, comprise the top of being located at described streamline framework, be arranged at imaging device and light source on described framework, described framework is connected in described frame, described streamline corresponding to its top described framework region form a surveyed area; Described imaging device is for carrying out imaging and imaging data output to the measured workpiece in described surveyed area; Described light source supplements for described surveyed area being carried out to brightness;
Induction installation, for responding to the model of measured workpiece, the situation that puts in place of measured workpiece induced signal is exported, comprise scanning mechanism and sensor, described scanning mechanism is fixedly installed on described streamline and is positioned at the upstream extremity of described streamline, and described sensor is fixedly installed on described frame or framework;
Central processing unit, be connected with described scanning mechanism, described sensor and described imaging device difference electric signal, to be compared for receiving the sweep signal of scanning mechanism and recalling standard form etc., the signal be controlled to picture device action of putting in place of receiving sensor simultaneously, receives after the imaging data of imaging device and compare data processing comparison result is carried out to qualification determination and determination information output of standard form.
Preferably, described surveyed area comprises keyboard detection district and the label detection zone corresponding with measured workpiece position; Described imaging device comprises keyboard region imaging device and label district imaging device, and described keyboard region imaging device is arranged at top the corresponding described keyboard detection district of described framework; Described label district imaging device is arranged at described frame facet corresponding described label detection zone, and described keyboard region imaging device and label district imaging device are respectively equipped with apparatus for adjusting position.
Preferably, described light source comprises at least one group of LED light source group, and described LED light source group is fixedly installed on the bottom of described framework.
Preferably, described LED light source group is provided with angle regulator and brightness regulating apparatus.
Preferably, described frame is movably set in a side of described streamline, and described frame comprises Mobile base, and described Mobile base is also provided with locking device.
Preferably, described central processing unit is fixedly installed in described frame, and described central processing unit also comprises display device and/or warning device.
Preferably, the distance of described scanning mechanism and described sensor is greater than measured workpiece at the length dimension of streamline traffic direction.
Preferably, described scanning mechanism is rfid interrogator or bar code scan rifle, and described rfid interrogator or bar code scan rifle are electrically connected to described central processing unit.
Preferably, described sensor is correlation photoelectric sensor or diffuse reflection type photoelectric sensor or light sensor or pressure transducer.
Adopt the beneficial effect of above technical scheme to be: pick-up unit to be located to streamline top, during detection, can not to destroy pipeline organization; Induction installation can respond to the model of measured workpiece and position and by communication to central processing unit; Imaging device in pick-up unit carries out imaging and imaging data is passed to central processing unit the keyboard on streamline, and light source carries out brightness to the imaging area of streamline and supplements; Central processing unit receives that can to recall relevant criterion template etc. after the type information of measured workpiece to be compared, after receiving position information, can trigger imaging device imaging is carried out in imaging area, receive after the imaging data that imaging device transmits and the standard form processing that compares, and judge that whether product is qualified, exports determination information simultaneously.AOI vision inspection apparatus can be instant automatic on-line detect keyboard sign and the label of computer, do not affect the normal work of streamline, without manual detection, improved detection efficiency and saved human cost, the mistakes and omissions inspection of having avoided human factor to cause.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiment of the present invention technology, to the accompanying drawing of required use in embodiment technical description be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the work schematic diagram of the embodiment 1 of a kind of AOI vision inspection apparatus of the present invention;
Fig. 2 is the structural representation of the embodiment 3 of a kind of AOI vision inspection apparatus of the present invention;
Fig. 3 is the structural representation of the embodiment 4 of a kind of AOI vision inspection apparatus of the present invention;
Fig. 4 is the work schematic diagram of the embodiment 4 of a kind of AOI vision inspection apparatus of the present invention.
The represented corresponding component title of numeral in figure:
1, streamline 2, framework 3, keyboard region imaging device 4, notebook computer 41, keyboard region 42, label district 5, streamline traffic direction 6, rfid interrogator 7, keyboard region imaging device 8, LED light source group 9, frame 10, correlation photoelectric sensor 11, central processing unit 12, electronic display 13, pilot lamp 14, roller.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1:
As shown in Figure 1, a kind of AOI vision inspection apparatus, comprises frame 9, pick-up unit, induction installation and central processing unit (in figure, not marking).Pick-up unit is fixedly connected with and is fixedly installed in the top of streamline 1 with frame 9, and pick-up unit includes framework 2, imaging device and light source, and streamline 1 forms a surveyed area corresponding to the region of its top frame 2; The corresponding surveyed area of imaging device is arranged on framework 2, is connected with central processing unit electric signal, uses to surveyed area is carried out imaging and imaging data is transferred to central processing unit light source being arranged on the bottom of framework 2 and surveyed area being carried out to light filling.Induction installation comprises rfid interrogator 6 and correlation photoelectric sensor 10, rfid interrogator 6 is fixedly installed on the upstream extremity of streamline 1, be connected with central processing unit electric signal, for read from the RFID electronic labeling information of notebook computer 4 inside of streamline upstream extremity and by communication to central processing unit; Whether correlation photoelectric sensor 10 is arranged on framework 2, is connected with central processing unit electric signal, for responding to notebook computer 4, run in surveyed area and will put communication in place to central processing unit.Central processing unit receives that to recall the keyboard standard form etc. of corresponding computer model after RFID electronic labeling information to be compared, the signal be controlled to picture device action of putting in place of receiving sensor simultaneously, receive after the imaging data of imaging device and the keyboard standard form data processing that compares, and comparison result is carried out to qualification determination and determination information output.Pilot lamp (not marking in figure) is installed on streamline 1, pilot lamp is electrically connected to central processing unit, and when the comparison data in keyboard of notebook computer district and label district are coincide, pilot lamp is reactionless, when comparison data misfit, the current tested notebook computer of the bright prompting of pilot lamp is defective.
Because streamline 1 is normally to keep travelling speed in testing process, in order to guarantee the response time of central controller, the distance that arranges of rfid interrogator 6 and infrared ray sensor 10 is greater than tested notebook computer 4 at the length dimension of streamline 1 traffic direction, is less than the station spacing of adjacent two tested notebook computers 4 on streamline 1.
The keyboard of tested notebook computer 4 is divided into 41He label district, keyboard region 42, and the keyboard of the corresponding notebook computer of surveyed area on streamline is divided keyboard detection district and label detection zone; The corresponding surveyed area of imaging device is provided with keyboard region imaging device 3 and label district imaging device 7, and keyboard region imaging device 3 is arranged at top the corresponding keyboard detection zone of framework 2; Label district imaging device 7 is arranged at frame facet corresponding label detection zone, and because the label district 42 of notebook computer is positioned at the one or both sides of keyboard below, the label district imaging device 7 also label detection zone of corresponding surveyed area is provided with one or two.In the present embodiment, label district has two, therefore Liang Ge label district imaging device is set, and each imaging device all adopts high definition camera or high-definition camera.
Light source is provided with one group of LED light source group 8, is fixedly installed on the frame of framework 2 bottoms, and for surveyed area is carried out to light filling, LED light source group 2 is provided with brightness regulating apparatus (not marking in figure), when insufficient light or cross can capable of adjusting brightness degree when strong.
The principle of work of AOI vision inspection apparatus is as follows:
Notebook computer 4 on streamline 1 enters while detecting workshop section, be fixedly installed on the RFID electronic tag of the rfid interrogator 6 scanning notebook computer inside of streamline 1 upstream extremity, and RFID electronic labeling information is passed to central processing unit, it is to be compared that central processing unit receives keyboard standard form of recalling corresponding computer model after RFID electronic labeling information etc., correlation photoelectric sensor 10 detects the signal that will put in place after the signal that puts in place that notebook computer 4 arrives surveyed areas and is transferred to central processing unit, central processing unit triggers keyboard region imaging device 3 and label district imaging device 7 after receiving the signal that puts in place, imaging device is respectively to the keyboard region of the computer in surveyed area and the imaging of label district, and the imaging data in the keyboard region of keyboard and label district is transmitted back to central processing unit, central processing unit receives after imaging data and the keyboard standard form of the waiting for data processing that compares, when the comparison data in keyboard region and label district all coincide be judged to be qualified, if any one do not meet judge defective, and defective information is converted to the output of pilot lamp signal, prompting patrol officer notes and response fast.
Embodiment 2
All the other are identical with embodiment 1, difference is, induction installation comprises bar code scan rifle and diffuse type photoelectric sensor, bar code scan rifle is fixedly installed on the upstream extremity of streamline, for scanning the bar code on tested notebook computer, bar code scan rifle is connected with central processing unit electric signal respectively with photoelectric sensor.
Embodiment 3
All the other are identical with embodiment 1, and difference is, as shown in Figure 2, frame 9 is movably set in a side of streamline, and pick-up unit and frame 9 are fixedly connected with and are located at the top of streamline 1.
Embodiment 4
All the other are identical with embodiment 3, and difference is, as shown in Figure 3,4, frame 9 bottoms are provided with the Mobile base with roller 14, and roller 14 is band adjustment block castor, and castor is also equipped with locking device (not marking in figure); Central processing unit 11 is arranged in frame 9, central processing unit is also electrically connected to electronic display 12 and pilot lamp 13, electronic display 12 and pilot lamp 13 are all fixedly installed in frame 9, central processing unit 11 by the instant playback of imaging data comparison result in electronic display 12 and trigger corresponding pilot lamp 13, qualified triggering green light, the defective red light that triggers, patrol officer can understand the particular location in detection information and defective region immediately, so that response fast.
Light source comprises three groups of LED light source groups 8, is fixedly installed on respectively on three adjacent frames of fore side of the relatively tested notebook computer in framework 2 bottoms, for the keyboard detection district to monitored area and label detection zone, carries out respectively light filling.LED light source group 8 is also provided with angle regulator (not marking in figure) separately, before vision detection system is used, first the irradiating angle of surveyed area and light is regulated, and suitable rear equipment to be adjusted is started working.
Keyboard region imaging device 3 and label district imaging device 7 are respectively equipped with apparatus for adjusting position (not marking in figure), can regulate at any time dependent imaging position according to the size of notebook computer and model.
Central processing unit is connected with production system electric signal, central processing unit exports determination information to production system, production system records the monitoring information of tested notebook computer, streamline normally moves, production system is controlled certified products can normally flow into subsequent processing, and unacceptable product will be prevented from flowing into subsequent processing.
Embodiment 5
All the other are identical with embodiment 4, and difference is, keyboard region imaging device and label district imaging device are all arranged on frame facet, respectively keyboard detection district and the label detection zone of corresponding surveyed area.
Embodiment 6
All the other are identical with embodiment 4, and difference is, light source comprises two groups of LED light source groups, is fixedly installed on respectively on the relative frame of base of frame, for the keyboard detection district to monitored area and label detection zone, carries out respectively light filling.
Embodiment 7
All the other are identical with embodiment 4, and difference is, central processing unit is also electrically connected to audible-visual annunciator.
In the above-described embodiments, embodiment 4 is embodiment more preferably.
In the above-described embodiments, sensor is also optional with light sensor or pressure transducer, specifically selects according to actual production conditions and selects, and does not limit herein.
Adopt the beneficial effect of above technical scheme to be: pick-up unit to be located to streamline top, during detection, can not to destroy pipeline organization; Induction installation can respond to the model of measured workpiece and position and by communication to central processing unit; Imaging device in pick-up unit carries out imaging and imaging data is passed to central processing unit the keyboard on streamline, and light source carries out brightness to the imaging area of streamline and supplements; Central processing unit receives that can to recall relevant criterion template etc. after the type information of measured workpiece to be compared, after receiving position information, can trigger imaging device imaging is carried out in imaging area, receive after the imaging data that imaging device transmits and the standard form processing that compares, and judge that whether product is qualified, exports determination information simultaneously.
Imaging device, according to surveyed area imaging respectively, can improve Detection accuracy, and imaging device is provided with position regulator, can carry out relevant position adjustment according to different notebook computer models, and the versatility of equipment strengthens.
Light source has brightness and angle regulating function, can be according to the adjustment of being correlated with of different keyboard models and testing conditions, and the applicability of product strengthens.
Pick-up unit is arranged at movably in frame, can be as required change detection position at any time, increase or reduce and detect station.
Mount display in frame, can instant playback testing result and make warning, is convenient to that patrol officer finds in time and response fast.
AOI vision inspection apparatus can be instant automatic on-line detect keyboard sign and the label of computor-keyboard, do not affect the normal work of streamline, without manual detection, improved detection efficiency and saved human cost, the mistakes and omissions inspection of having avoided human factor to cause.
AOI vision inspection apparatus disclosed by the invention is not only only applicable to the keyboard of notebook computer and label detects, and for the pipelining of the online vision-based detection of all needs, all can adopt this device to detect online.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. an AOI vision inspection apparatus, indicates and label for the online keyboard that detects notebook computer of streamline, it is characterized in that, comprising:
Frame;
Pick-up unit, comprise the top of being located at described streamline framework, be arranged at imaging device and light source on described framework, described framework is connected in described frame, described streamline corresponding to its top described framework region form a surveyed area; Described imaging device is for carrying out imaging and imaging data output to the measured workpiece in described surveyed area; Described light source supplements for described surveyed area being carried out to brightness;
Induction installation, for responding to the model of measured workpiece, the situation that puts in place of measured workpiece induced signal is exported, comprise scanning mechanism and sensor, described scanning mechanism is fixedly installed on described streamline and is positioned at the upstream extremity of described streamline, and described sensor is fixedly installed on described frame or framework;
Central processing unit, be connected with described scanning mechanism, described sensor and described imaging device difference electric signal, to be compared for receiving the sweep signal of scanning mechanism and recalling standard form etc., the signal be controlled to picture device action of putting in place of receiving sensor simultaneously, receives after the imaging data of imaging device and compare data processing comparison result is carried out to qualification determination and determination information output of standard form.
2. AOI vision inspection apparatus according to claim 1, is characterized in that, described surveyed area comprises keyboard detection district and the label detection zone corresponding with measured workpiece position; Described imaging device comprises keyboard region imaging device and label district imaging device, and described keyboard region imaging device is arranged at top the corresponding described keyboard detection district of described framework; Described label district imaging device is arranged at described frame facet corresponding described label detection zone, and described keyboard region imaging device and label district imaging device are respectively equipped with apparatus for adjusting position.
3. AOI vision inspection apparatus according to claim 1, is characterized in that, described light source comprises at least one group of LED light source group, and described LED light source group is fixedly installed on the bottom of described framework.
4. AOI vision inspection apparatus according to claim 3, is characterized in that, described LED light source group is provided with angle regulator and brightness regulating apparatus.
5. AOI vision inspection apparatus according to claim 1, is characterized in that, described frame is movably set in a side of described streamline, and described frame comprises Mobile base, and described Mobile base is also provided with locking device.
6. AOI vision inspection apparatus according to claim 1, is characterized in that, described central processing unit is fixedly installed in described frame, and described central processing unit also comprises display device and/or warning device.
7. AOI vision inspection apparatus according to claim 1, is characterized in that, the distance of described scanning mechanism and described sensor is greater than measured workpiece at the length dimension of streamline traffic direction.
8. AOI vision inspection apparatus according to claim 1, is characterized in that, described scanning mechanism is rfid interrogator or bar code scan rifle, and described rfid interrogator or bar code scan rifle are electrically connected to described central processing unit.
9. AOI vision inspection apparatus according to claim 1, is characterized in that, described sensor is correlation photoelectric sensor or diffuse reflection type photoelectric sensor or light sensor or pressure transducer.
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| CN107025696A (en) * | 2017-03-31 | 2017-08-08 | 广州地理研究所 | A kind of production detecting system for public transport ticket checking terminal |
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| CN108731588A (en) * | 2017-04-25 | 2018-11-02 | 宝山钢铁股份有限公司 | A kind of machine vision steel plate length and diagonal line measuring device and method |
| CN109089411A (en) * | 2018-07-26 | 2018-12-25 | 江苏传艺科技股份有限公司 | A kind of scissor assembling property detection method and automatic checkout system |
| CN109342449A (en) * | 2018-10-24 | 2019-02-15 | 格力电器（武汉）有限公司 | Detection device and detection method |
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| CN113640303B (en) * | 2021-08-09 | 2024-09-27 | 联宝(合肥)电子科技有限公司 | Surface flaw inspection equipment for notebook computer and detection method thereof |
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| CN105621050A (en) * | 2016-01-28 | 2016-06-01 | 福州六和机械有限公司 | Follow-up engineering transferring mechanism for pump body machining |
| CN107025696A (en) * | 2017-03-31 | 2017-08-08 | 广州地理研究所 | A kind of production detecting system for public transport ticket checking terminal |
| CN107025697A (en) * | 2017-03-31 | 2017-08-08 | 广州地理研究所 | A kind of production detecting system for public transport radio frequency card |
| CN108731588A (en) * | 2017-04-25 | 2018-11-02 | 宝山钢铁股份有限公司 | A kind of machine vision steel plate length and diagonal line measuring device and method |
| CN108731588B (en) * | 2017-04-25 | 2021-01-12 | 宝山钢铁股份有限公司 | Device and method for measuring length and diagonal line of machine vision steel plate |
| CN107504906A (en) * | 2017-07-17 | 2017-12-22 | 广东溢达纺织有限公司 | Torn size detection method |
| CN107677673A (en) * | 2017-09-15 | 2018-02-09 | 苏州轩明视测控科技有限公司 | Detection means for notebook computer internal structure |
| CN109089411A (en) * | 2018-07-26 | 2018-12-25 | 江苏传艺科技股份有限公司 | A kind of scissor assembling property detection method and automatic checkout system |
| CN110876055A (en) * | 2018-08-30 | 2020-03-10 | 菱光科技股份有限公司 | External triggering linear camera detection system and image uniformity processing method thereof |
| CN110876055B (en) * | 2018-08-30 | 2021-04-09 | 菱光科技股份有限公司 | External triggering linear camera detection system and image uniformity processing method thereof |
| CN109405777A (en) * | 2018-09-28 | 2019-03-01 | 东莞晶苑毛织制衣有限公司 | The adjustment method of clothes detection system and the detection method of clothes |
| CN109342449A (en) * | 2018-10-24 | 2019-02-15 | 格力电器（武汉）有限公司 | Detection device and detection method |
| CN113640303A (en) * | 2021-08-09 | 2021-11-12 | 联宝(合肥)电子科技有限公司 | Surface flaw detection equipment for notebook computer and detection method thereof |
| CN113640303B (en) * | 2021-08-09 | 2024-09-27 | 联宝(合肥)电子科技有限公司 | Surface flaw inspection equipment for notebook computer and detection method thereof |
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