CN102509487A - Linear scanning camera machine device and visual instruction innovative experiment method - Google Patents
Linear scanning camera machine device and visual instruction innovative experiment method Download PDFInfo
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- CN102509487A CN102509487A CN2011102865873A CN201110286587A CN102509487A CN 102509487 A CN102509487 A CN 102509487A CN 2011102865873 A CN2011102865873 A CN 2011102865873A CN 201110286587 A CN201110286587 A CN 201110286587A CN 102509487 A CN102509487 A CN 102509487A
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Abstract
The invention discloses a linear scanning camera machine device and a visual instruction innovative experiment method. The linear scanning camera machine device comprises a linear scanning camera acquisition device, wherein the linear scanning camera acquisition device is communicated with a computer device with computer graphical interface software and a programming interface, is supported and fixed by using a bracket, and can be moved and adjusted upwards and downwards; and a motor-driven caterpillar band and a control device are arranged in the camera acquisition range of the linear scanning camera acquisition device, and are connected with the linear scanning camera acquisition device. The visual instruction innovative experiment method of the machine device has the advantages of low cost, expandability, fundamentality and innovation, and the application of a linear camera detection system on a motion occasion can be displayed.
Description
Technical field
The invention belongs to machine vision image measurement and mode identification technology, particularly a kind of line scan camera installations and vision teaching innovation experimental technique thereof.
Background technology
In traditional field of machine vision; Generally be to use area array cameras as image capture device; But area array cameras has significant limitation in the high-acruracy survey field, and the image of face battle array is also having significant limitation aspect the measurement of moving object simultaneously; Because between the image that generates the overlapping of information arranged, be very loaded down with trivial details and time-consuming process and the image that is generated is spliced.Compare with area array cameras, the line sweep image capture device has many advantages.Line of the each output of line sweep image capture device; The resolution of image can be done very highly; Simultaneously; The time shutter of line sweep image capture device is shorter, and when regulating the relative velocity of sweep object and line sweep image capture device, continuous acquisition m line data splicing gets up just can generate the scenery of complete display.The line sweep image capture device is playing a part key at a high speed and in the application scenario of high-precision online detection (for example printing, Bu Yin, glass defect detect such hi-Fix occasion) to machine vision.
In recent years; The line sweep detection system comes into one's own in the machine vision correlated curriculum gradually, but a lot of student is unclear for the concrete realization of line sweep detection system, the knowwhy that indigestion is lectured; In view of the foregoing; On the basis of concentrating on studies for many years with technological accumulation, a kind of line sweep vision teaching innovation experimental technique and device have been developed, to improving the quality of teaching and the culturing innovative talent is very necessary.
Summary of the invention
In order to overcome the deficiency that above-mentioned prior art exists; The object of the present invention is to provide a kind of line scan camera installations and vision teaching innovation experimental technique thereof; Have low cost, can expand, basic and advantage that novelty develops simultaneously, and can also show of the application of line scan camera detection system in the motion occasion.
In order to achieve the above object, the technical scheme that the present invention adopted is:
A kind of line scan camera installations; Comprise line scan camera harvester 2; Line scan camera harvester 2 communicates connection with the computer installation 3 that has computer graphical interface software and DLL; Line scan camera harvester 2 is by support 4 support fixation and can move up and down adjustment; And in the camera acquisition range of line scan camera harvester 2, being provided with motor-driven crawler belt and control device 1, motor-driven crawler belt and control device 1 are connected with line scan camera harvester 2.
Described motor-driven crawler belt and control device 1 are by plural roller 11, and having on the roller 11 can be by the crawler belt 12 of roller 11 horizontal transmissions, and the motor 13 that has coaxial mounted rotary encoder 14 is with 11 connections of roller.
Described line scan camera harvester 2 comprises the line scan camera 21 that has camera lens 22 and line source 23; Be connected through Camera-Link transmission line 25 between line scan camera 21 and the acquisition and control card 24; The control interface of acquisition and control card 24 is connected with the power supply adaptor of motor 13; The signal input interface of acquisition and control card 24 is connected with rotary encoder 14, and the communication interface of acquisition and control card 24 communicates connection through pci bus with computer installation 3.
Described computer graphical interface software divides three panels; Be respectively motor speed control panel, line scan camera control panel and real-time display panel; DLL comprises the control function interface of motor speed, obtain the rotary encoder rotating speed function interface and with the function interface of line scan camera communication.
The vision teaching innovation experimental technique of described line scan camera installations is following in order:
(1) at first opens computer installation 3, connect the power supply of motor 13 simultaneously, object is placed on the crawler belt 12;
(2) open the computer graphical interface software; Set the rotating speed of motor 13 and the sweep velocity of line scan camera 21 according to default value; Whether roller 11 moves horizontally through crawler belt 12 drive objects subsequently, and checks the image of real-time display panel, be the isometric map picture; If not the isometric map picture, the sweep velocity of adjusting rotating speed or the line scan camera 21 of motor 13 respectively through motor speed control panel or line scan camera control panel reaches till the isometric map picture;
(3) instance of the preset defects detection of operation computer installation 3 is checked the effect that the line scan camera installations detect in moving target thing defective in real time.
The present invention includes the line scan camera harvester; The line scan camera harvester communicates connection with the computer installation that has computer graphical interface software and DLL; The line scan camera harvester is fixed by stent support and can be moved up and down adjustment; And in the camera acquisition range of line scan camera harvester, be provided with motor-driven crawler belt and control device; Motor-driven crawler belt and control device are connected with the line scan camera harvester; Like this through its vision teaching innovation experimental technique have low cost, can expand, basic and advantage that novelty develops simultaneously, and can also show of the application of line scan camera detection system in the motion occasion.
Description of drawings
Accompanying drawing is that one-piece construction principle of work of the present invention connects synoptic diagram.
Embodiment
Below in conjunction with accompanying drawing the present invention is done more detailed explanation.
Shown in accompanying drawing; The line scan camera installations; Comprise line scan camera harvester 2; Line scan camera harvester 2 communicates connection with the computer installation 3 that has computer graphical interface software and DLL, and line scan camera harvester 2 is by support 4 support fixation and can move up and down adjustment, and supporting bracket 4 adopts aluminum alloy material; And in the camera acquisition range of line scan camera harvester 2, being provided with motor-driven crawler belt and control device 1, motor-driven crawler belt and control device 1 are connected with line scan camera harvester 2.Described motor-driven crawler belt and control device 1 are by two roller 11, and having on the roller 11 can be by the crawler belt 12 of roller 11 horizontal transmissions, and the motor 13 that has coaxial mounted rotary encoder 14 is with 11 connections of roller.Described line scan camera harvester 2 comprises the line scan camera 21 that has camera lens 22 and line source 23; Be connected through Camera-Link transmission line 25 between line scan camera 21 and the acquisition and control card 24; The control interface of acquisition and control card 24 is connected with the power supply adaptor of motor 13; The signal input interface of acquisition and control card 24 is connected with rotary encoder 14, and the communication interface of acquisition and control card 24 communicates connection through pci bus with computer installation 3.Described computer graphical interface software divides three panels; Be respectively motor speed control panel, line scan camera control panel and real-time display panel; DLL comprises the control function interface of motor speed, obtain the rotary encoder rotating speed function interface and with the function interface of line scan camera communication, adopt the organic glass material; Between the good rigidity and inertia is little, two rollers 11 apart from 1m; Crawler belt 12 adopts rubber strip, wide 0.8m; Motor 13 adopts ac adjustable speed motor, and rotating speed reaches as high as 1450r/min; The resolution that rotary encoder adopts is 1024pluse/r; The resolution of line scan camera 21 is 7450 * 1, maximum frame per second 3.3KHz; Camera lens 22 adopts industrial lens, focal length 50mm, F type interface; Line source 23 adopts the LED line source of high brightness; The input port of acquisition and control card 24 is also integrated some simulating signals outputs and digital signal, the convenient expansion.
The vision teaching innovation experimental technique of described line scan camera installations is following in order:
(1) at first opens computer installation 3, connect the power supply of motor 13 simultaneously, object is placed on the crawler belt 12;
(2) open the computer graphical interface software; Set the rotating speed of motor 13 and the sweep velocity of line scan camera 21 according to default value; Whether roller 11 moves horizontally through crawler belt 12 drive objects subsequently, and checks the image of real-time display panel, be the isometric map picture; If not the isometric map picture, the sweep velocity of adjusting rotating speed or the line scan camera 21 of motor 13 respectively through motor speed control panel or line scan camera control panel reaches till the isometric map picture;
(3) instance of the preset defects detection of operation computer installation 3 is checked the effect that the line scan camera installations detect in moving target thing defective in real time.
Claims (5)
1. line scan camera installations; It is characterized in that: comprise line scan camera harvester (2); Line scan camera harvester (2) communicates connection with the computer installation (3) that has computer graphical interface software and DLL; Line scan camera harvester (2) is by support (4) support fixation and can move up and down adjustment; And in the camera acquisition range of line scan camera harvester (2), being provided with motor-driven crawler belt and control device (1), motor-driven crawler belt and control device (1) are connected with line scan camera harvester (2).
2. line scan camera installations according to claim 1; It is characterized in that: described motor-driven crawler belt and control device (1) are by plural roller (11); Having on the roller (11) can be by the crawler belt (12) of the horizontal transmission of roller (11), and the same roller of motor (13) (11) axle that has coaxial mounted rotary encoder (14) connects.
3. line scan camera installations according to claim 2; It is characterized in that: described line scan camera harvester (2) comprises the line scan camera (21) that has camera lens (22) and line source (23); Be connected through Camera-Link transmission line (25) between line scan camera (21) and the acquisition and control card (24); The power supply adaptor of the same motor of control interface (13) of acquisition and control card (24) is connected; The same rotary encoder of signal input interface (14) of acquisition and control card (24) is connected, and the communication interface of acquisition and control card (24) communicates connection through the same computer installation of pci bus (3).
4. line scan camera installations according to claim 3; It is characterized in that: described computer graphical interface software divides three panels; Be respectively motor speed control panel, line scan camera control panel and real-time display panel; DLL comprises the control function interface of motor speed, obtain the rotary encoder rotating speed function interface and with the function interface of line scan camera communication.
5. the vision teaching innovation experimental technique of described line scan camera installations according to claim 4 is characterized by, and is following in order:
(1) at first opens computer installation (3), connect the power supply of motor (13) simultaneously, object is placed on the crawler belt (12);
(2) open the computer graphical interface software; Set the rotating speed of motor (13) and the sweep velocity of line scan camera (21) according to default value; Whether roller (11) moves horizontally through crawler belt (12) drive object subsequently, and checks the image of real-time display panel, be the isometric map picture; If not the isometric map picture, the sweep velocity of adjusting rotating speed or the line scan camera (21) of motor (13) respectively through motor speed control panel or line scan camera control panel reaches till the isometric map picture;
(3) instance of the preset defects detection of operation computer installation (3) is checked the effect that the line scan camera installations detect in moving target thing defective in real time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011102865873A CN102509487A (en) | 2011-09-23 | 2011-09-23 | Linear scanning camera machine device and visual instruction innovative experiment method |
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| CN2011102865873A CN102509487A (en) | 2011-09-23 | 2011-09-23 | Linear scanning camera machine device and visual instruction innovative experiment method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007122A (en) * | 2014-04-30 | 2014-08-27 | 楚天科技股份有限公司 | Cylindrical object lateral surface detection device and method based on turntable type assembly line |
| CN106899791A (en) * | 2017-02-20 | 2017-06-27 | 苏州市职业大学 | Vision multiplex system is used in one kind teaching |
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| CN101315337A (en) * | 2008-07-07 | 2008-12-03 | 湖北工业大学 | On-line testing apparatus for surface fault of grey cloth |
| CN101782505A (en) * | 2010-03-04 | 2010-07-21 | 江苏大学 | Hyperspectral imaging light source system |
| CN201697628U (en) * | 2010-04-02 | 2011-01-05 | 长安大学 | Asphalt pavement core section image acquiring device |
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| US3854035A (en) * | 1972-07-31 | 1974-12-10 | Ferranti Packard Ltd | Method and means for reading coded information |
| CN101315337A (en) * | 2008-07-07 | 2008-12-03 | 湖北工业大学 | On-line testing apparatus for surface fault of grey cloth |
| CN101782505A (en) * | 2010-03-04 | 2010-07-21 | 江苏大学 | Hyperspectral imaging light source system |
| CN201697628U (en) * | 2010-04-02 | 2011-01-05 | 长安大学 | Asphalt pavement core section image acquiring device |
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| 王宏等,1: "实时高速棒材图像的识别与跟踪", 《东北大学学报(自然科学版)》, vol. 32, no. 02, 28 February 2011 (2011-02-28) * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007122A (en) * | 2014-04-30 | 2014-08-27 | 楚天科技股份有限公司 | Cylindrical object lateral surface detection device and method based on turntable type assembly line |
| CN104007122B (en) * | 2014-04-30 | 2016-07-06 | 楚天科技股份有限公司 | Cylinder body side surface detecting device and method based on rotating disc type streamline |
| CN106899791A (en) * | 2017-02-20 | 2017-06-27 | 苏州市职业大学 | Vision multiplex system is used in one kind teaching |
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Application publication date: 20120620 |