CN205229072U - Target defect detecting device based on X ray - Google Patents
Target defect detecting device based on X ray Download PDFInfo
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- CN205229072U CN205229072U CN201521003696.XU CN201521003696U CN205229072U CN 205229072 U CN205229072 U CN 205229072U CN 201521003696 U CN201521003696 U CN 201521003696U CN 205229072 U CN205229072 U CN 205229072U
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Abstract
The utility model discloses a target defect detecting device based on X ray, it includes X ray generator, it is equipped with a X ray transmitting terminal, is equipped with in proper order on the route of X ray and waits to examine work piece and flat panel detector, image processing system, it has consecutive AD data converter and image processor, wherein AD data converter's input electricity connect in flat panel detector, computer system, its electricity connect in image microprocessor's first output, DA data converter, its electricity connect in computer system's first output, the DA data converter output through a device controller respectively the electricity connect in X ray generator and flat panel detector, wherein, image processing system still electricity connects a portable power source. The utility model discloses it can be fast, accurate, stable handling the image, is showing the quality that improves outgoing picture, and subsequent image interpretation and the defect be convenient for is discerned.
Description
Technical field
The utility model relates to X-ray detecting equipment technical field.More particularly, the utility model relates to a kind of target defect pick-up unit based on X ray.
Background technology
Ray detection is one of important method of conventional Non-Destructive Testing, is widely used in Aeronautics and Astronautics, nuclear power, national defence and other industrial sector, in commercial production and national economy, has played vital role.At present, in production reality, ray detection generally uses film camera method.The image quality that X-ray film is taken a picture is higher, the authentic communication of test specimen defect truth can be correctly provided, but it has, and operating process complexity, operating cost are high, result is not easily preserved and inquired about and carries inconvenience and comment sheet personnel eyes to be subject to the shortcomings such as high light damage.
In order to solve the problem, there is X ray Digital photographic (DigitalRadiography, DR) detection technique in late 1990s.Flat panel detector (flatpaneldetector) is employed in X ray digital camera system, its pixel dimension can be less than 0.1mm, thus its image quality and resolution almost can match in excellence or beauty with film camera, also overcome the shortcoming showed in film camera, also for the computer disposal of image provides conveniently simultaneously.Therefore, the X ray digital imaging system based on flat panel detector has broad application prospects in Non-Destructive Testing and evaluation (NDT/NDE), container scanning, circuit board inspection and medical applications etc.
At present, in X ray digital imaging system, flat panel detector is directly connected in computer system, and carries out checking of object image through display.But due to multifactorial impacts such as radiographic source, workpiece, imaging system, imaging process, the quality of the image obtained does not reach the quality standard of regulation sometimes, causes image detail information to be covered, and affects the judgement to result.
Utility model content
An object of the present utility model solves at least the problems referred to above and/or defect, and provide the advantage will illustrated at least below.
The utility model also has an object to be to provide a kind of target defect pick-up unit based on X ray, its can be real-time, accurate, stable realization to the process of image in enormous quantities, significantly improve the quality of output image, be convenient to interpretation and the defect recognition of successive image.
In industrial production line, a large amount of workpiece is had to need to detect, image procossing amount is large, transfer rate is high, especially to some written in water image informations, if configuration hardware performance or hardware between matching performance poor, likely can the real-time process of effect diagram picture, hardware components is as a pith of system, and the selection of device and the function of device and characteristic in hardware circuit, especially the speed, stability, power consumption etc. of device directly affect realization and its performance of system real time.
In order to realize according to these objects of the present utility model and other advantage, provide a kind of target defect pick-up unit based on X ray, it comprises:
X ray generator, it is provided with an X ray transmitting terminal, and the path of X ray is provided with workpiece to be checked and flat panel detector successively;
Image processing system, it has the A/D data converter and image processor that are connected successively, and the input end of wherein said A/D data converter is electrically connected on described flat panel detector;
Computer system, it is electrically connected on the first output terminal of described image microprocessor;
D/A data converter, it is electrically connected on the first output terminal of computer system, and described D/A data converter output terminal is electrically connected on described x ray generator and flat panel detector respectively by a device controller;
Wherein, described image processing system is also electrically connected a portable power source.
Preferably, wherein, also comprise:
Amplifilter, it is electrically connected between described flat panel detector and A/D data converter, in order to filter clutter, and amplifies filtrable signal.
Preferably, wherein, also comprise:
Video memory, it is electrically connected on the second output terminal of described image microprocessor;
Computerized equipment, it is electrically connected on the input end of described computer processing system;
Display, it is electrically connected on the second output terminal of described computer processing system.
Preferably, wherein, described portable power source is lithium battery.
Preferably, wherein, described video memory is dual-ported memory, and it is two-way is electrically connected on described image microprocessor, to improve speed and the real-time of data processing.
Preferably, wherein, the model of described image microprocessor is STM32, to improve speed and the anti-interference of process.
Preferably, wherein, the model of described A/D data converter is DAC124S085CISD, to obtain high-precision gray level image.
Preferably, wherein, described x ray generator, flat panel detector, image processor and computer system are also electrically connected a wireless communication module respectively, are connected between described wireless communication module based on Zigbee or bluetooth by a gateway device.
The utility model at least comprises following beneficial effect:
(1) owing to being provided with image processing system at flat panel detector with between calculating, and by the selection of suitable performance and characteristic hardware and cooperation, Absorbable organic halogens, the real-time process realizing image in enormous quantities accurately;
(2) configuration of suitable performance A/D converter part and storer effectively improves the resolution of system, signal to noise ratio (S/N ratio) and processing power;
(3) image processing system is independent of computer system and computerized equipment, and is provided with portable power source, ensure that the miniaturization of system and the diversity of assembling.
Part is embodied by explanation below by other advantage of the present utility model, target and feature, part also will by research and practice of the present utility model by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is the structured flowchart based on the target defect pick-up unit of X ray in an embodiment of the present utility model;
Fig. 2 is the structured flowchart based on the wireless connections of the target defect pick-up unit of X ray in another embodiment of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to instructions word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
Fig. 1 shows according to a kind of way of realization of the present utility model, comprising:
X ray generator, it is provided with an X ray transmitting terminal, and the path of X ray is provided with workpiece to be checked and flat panel detector successively, and wherein flat panel detector receives the X ray through workpiece for measurement in order to it and converts digital picture to;
Image processing system, it has the A/D data converter and image processor that are connected successively, and the input end of wherein said A/D data converter is electrically connected on described flat panel detector, in order to convert the image analoging signal collected to image digital signal;
Computer system, it is electrically connected on the first output terminal of described image microprocessor, and the effect of this component is the image after receiving process, and arranges image adjustment parameter at display interface;
D/A data converter, it is electrically connected on the first output terminal of computer system, described D/A data converter output terminal is electrically connected on described x ray generator and flat panel detector respectively by a device controller, the effect of D/A data converter changes the digital signal instruction of computer export into simulating signal, the parameter such as resolution, acquisition time in order to the electric current, voltage, temperature etc. with flat panel detector that adjust x ray generator controls, wherein device controller can be selected from single-chip microcomputer, FPGA or DSP, but is not limited thereto;
Wherein, described image processing system is also electrically connected a portable power source.
In this technical scheme, workpiece to be checked is placed between x ray generator and flat panel detector, first computer export instruction is used, simulating signal is converted to through D/A data converter, the running parameter of x ray generator and flat panel detector is adjusted again after device controller receives, then open x ray generator transmitting X ray and penetrate workpiece, receive through flat panel detector and X ray is converted to electronic image, again by A/D data converter by after its digitizing, be sent to image processor and carry out editing and processing, finally transfer to computing machine and form displayable digital picture, carry out interpretation and the workpiece identification of workpiece image.
In another example, with reference to Fig. 1, also comprise: amplifilter, it is electrically connected between described flat panel detector and A/D data converter, in order to filter clutter, and amplify by signal, in this example, amplifilter select the model of low-power consumption be OPA2356 amplification filter, to ensure the real-time of image procossing.
In another example, with reference to Fig. 1, also comprise:
Video memory, it is electrically connected on the second output terminal of described image microprocessor;
Computerized equipment, it is electrically connected on the input end of described computer processing system, for the input of instruction;
Display, it is electrically connected on the second output terminal of described computer processing system, for the display of image.
In such scheme, a kind of implementation of portable power source is lithium battery, can be used as standby power supply, prevent image processing system when using AC power to power, the inconvenience brought because accident of powering disconnects, can ensure the miniaturization of image processing system in addition and assemble replacing temporarily.
A kind of implementation of the video memory in such scheme is: described video memory is dual-ported memory, and it is two-way is electrically connected on described image microprocessor, to improve speed and the real-time of data processing.
A kind of implementation of the image microprocessor in such scheme is: the model of described image microprocessor is STM32, to improve speed and the anti-interference of process.
A kind of implementation of the A/D data converter in such scheme is: the model of described A/D data converter is DAC124S085CISD, in image processing system, A/D data converter must be used the simulating signal that flat panel detector transmits to be transformed to digital signal and just can to carry out the storage of signal, quick interpretation and process etc.In this example, the model of A/D data converter is chosen as DAC124S085CISD, both ensure that the matching good with STM32 single-chip microcomputer, can ensure again the resolution of image processing system, to obtain high-precision gray level image.
A kind of implementation of the A/D data converter in such scheme is: the model of described D/A data converter is ADS8330, to ensure the precision that signal is changed,
In such scheme, with reference to Fig. 2, described x ray generator, flat panel detector, image processor and computer system are also connected a wireless communication module respectively, are connected between described Wireless Telecom Equipment based on Zigbee or bluetooth by a gateway device, to improve the convenience that system uses.
Here the number of devices illustrated and treatment scale are used to simplify explanation of the present utility model.The application of the target defect pick-up unit based on X ray of the present utility model, modifications and variations be will be readily apparent to persons skilled in the art.
As mentioned above, according to the utility model, owing to being provided with image processing system at flat panel detector with between calculating, and by the selection of proper function and characteristic hardware and cooperation, Absorbable organic halogens, the real-time process realizing image in enormous quantities accurately;
In addition, the configuration of suitable performance A/D converter part and storer effectively improves the resolution of system, signal to noise ratio (S/N ratio) and processing power;
In addition, image processing system independent of computer system and computerized equipment, and is provided with portable power source, ensure that the miniaturization of system and the diversity of assembling.
Although embodiment of the present utility model is open as above, it is not restricted to listed in instructions and embodiment utilization.It can be applied to various applicable field of the present utility model completely.For those skilled in the art, can easily realize other amendment.Therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (8)
1., based on a target defect pick-up unit for X ray, it is characterized in that, comprising:
X ray generator, it is provided with an X ray transmitting terminal, and the path of X ray is provided with workpiece to be checked and flat panel detector successively;
Image processing system, it has the A/D data converter and image processor that are connected successively, and the input end of wherein said A/D data converter is electrically connected on described flat panel detector;
Computer processing system, it is electrically connected on the first output terminal of described image processor;
D/A data converter, it is electrically connected on the first output terminal of computer processing system, and described D/A data converter output terminal is electrically connected on described x ray generator and flat panel detector respectively by a device controller;
Wherein, described image processing system is also electrically connected a portable power source.
2., as claimed in claim 1 based on the target defect pick-up unit of X ray, it is characterized in that, also comprise:
Amplifilter, it is electrically connected between described flat panel detector and A/D data converter.
3., as claimed in claim 1 based on the target defect pick-up unit of X ray, it is characterized in that, also comprise:
Video memory, it is electrically connected on the second output terminal of described image processor;
Computerized equipment, it is electrically connected on the input end of described computer processing system;
Display, it is electrically connected on the second output terminal of described computer processing system.
4., as claimed in claim 1 based on the target defect pick-up unit of X ray, it is characterized in that, described portable power source is lithium battery.
5. as claimed in claim 3 based on the target defect pick-up unit of X ray, it is characterized in that, described video memory is dual-ported memory, and it is two-way is electrically connected on described image processor.
6., as claimed in claim 1 based on the target defect pick-up unit of X ray, it is characterized in that, the model of described image processor is STM32.
7., as claimed in claim 1 based on the target defect pick-up unit of X ray, it is characterized in that, the model of described A/D data converter is DAC124S085CISD.
8., as claimed in claim 1 based on the target defect pick-up unit of X ray, it is characterized in that, described x ray generator, flat panel detector, image processor and computer processing system are also electrically connected a wireless communication module respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521003696.XU CN205229072U (en) | 2015-12-07 | 2015-12-07 | Target defect detecting device based on X ray |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521003696.XU CN205229072U (en) | 2015-12-07 | 2015-12-07 | Target defect detecting device based on X ray |
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| CN205229072U true CN205229072U (en) | 2016-05-11 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770385A (en) * | 2016-11-28 | 2017-05-31 | 上海骄成机电设备有限公司 | A kind of x light image capture cards for food foreign bodies detection |
| CN107941828A (en) * | 2018-01-03 | 2018-04-20 | 国网安徽省电力有限公司电力科学研究院 | A kind of power cable and connector nondestructive detection system and method based on X-ray Real Time Imaging Technology |
| CN111537528A (en) * | 2020-04-02 | 2020-08-14 | 国网河南省电力公司电力科学研究院 | Inspection method and device for internal detection of composite lightning arrester based on X-ray |
-
2015
- 2015-12-07 CN CN201521003696.XU patent/CN205229072U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770385A (en) * | 2016-11-28 | 2017-05-31 | 上海骄成机电设备有限公司 | A kind of x light image capture cards for food foreign bodies detection |
| CN107941828A (en) * | 2018-01-03 | 2018-04-20 | 国网安徽省电力有限公司电力科学研究院 | A kind of power cable and connector nondestructive detection system and method based on X-ray Real Time Imaging Technology |
| CN111537528A (en) * | 2020-04-02 | 2020-08-14 | 国网河南省电力公司电力科学研究院 | Inspection method and device for internal detection of composite lightning arrester based on X-ray |
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