CN203133000U - Image-based glass defect online detection device - Google Patents
Image-based glass defect online detection device Download PDFInfo
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- CN203133000U CN203133000U CN 201320144689 CN201320144689U CN203133000U CN 203133000 U CN203133000 U CN 203133000U CN 201320144689 CN201320144689 CN 201320144689 CN 201320144689 U CN201320144689 U CN 201320144689U CN 203133000 U CN203133000 U CN 203133000U
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Abstract
The utility model discloses an image-based glass defect online detection device. The image-based glass defect online detection device comprises an image acquiring unit (1), an image processing unit (2) and a result displaying unit (3) which are connected in sequence, wherein the image acquiring unit (1) comprises a light source (11) and a charge coupled device (CCD) camera (12); the light source (11) is arranged on one side of the glass to be detected; and the CCD camera (12) is arranged on the other side of the glass to be detected. By adopting the image-based glass defect online detection device, defects such as glass bubbles and cracks can be detected, and the detection precision and production efficiency of the glass product are improved. The image-based glass defect online detection device is low in cost, simple to maintain and beneficial to secondary development.
Description
Technical field
The utility model relates to glass production and makes the field, is specifically related to a kind of glass defect on-line measuring device based on image.
Background technology
Since reform and opening-up, earth-shaking variation has taken place in China's glass industry, China has become the sheet glass producing country of production scale maximum in the world at present, along with the pulling of industries such as building, communications and transportation, sun power utilization and the demand of environmental protection and energy saving, glass kind Requirement Increases, the characteristic of main cause glass has determined it can be used multiple job operation, forms different moulding, can satisfy the needs of different industries.But learn from network data, have the problem of over capacity at China's sheet glass in 2010, but deep processed product needs a large amount of dependence on import.Seriously drug on the market for this low and middle-grade glass production capacity, and the phenomenon of product relative shortage with high content of technology is demanded urgently improving.
The development of glass industry has also spurred the lifting of glass working machine simultaneously.Especially the international glass industry technology exhibition of the 15 China is successfully held in the Pekinese, and exposing of new technology, high quality glass allows Chinese glass market heat up day by day.But the glass defect detection technique is backward relatively at home at present, and main line detection or the instrumentation sampling Detection of having hallucinations of choosing can't satisfy real-time processing requirements; And not only expensive from import equipment, also poor with float glass coordinative composition of equipments and the adaptive faculty of China, difficult to improving enterprise's competitive power at home.Therefore, the float glass on-line detecting system that research has independent intellectual property right to improving the glass production automatization level of China, promotes with the competitive power of external glass enterprise significant.
Present domestic employing manual detection method before being about to glass to be detected and being placed on a detection light source, observes glass find out defective with human eye, and this method has following shortcoming: 1, be subjected to the influence of human eye resolution characteristic and fatigue factor easily.2, manual detection speed is slow, and automaticity is lower, can not adapt to the requirement of modern production.3, the preservation of data and inquiry are inconvenient.
Developed corresponding glass defect checkout equipment abroad, but the price comparison costliness, and technical information is secret, keeps in repair and work after sale often to postpone, and what influence production normally carries out the maintenance cost height.
Domestic also have a few producer in the development of carrying out the glassware checkout equipment, but its product of developing only is equivalent to the level of external the eighties, and equipment volume is huge, is difficult to debugging, function singleness.
The utility model content
The technical problems to be solved in the utility model provides a kind of accuracy of detection and the production efficiency that can identify defectives such as glass blister, crackle, improve glass product, low price, safeguards the glass defect on-line measuring device based on image simple and that be convenient to carry out secondary development.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of glass defect on-line measuring device based on image, comprise successively the image acquisition units that links to each other, graphics processing unit and display unit as a result, described image acquisition units comprises light source and ccd video camera, described light source is located at a side of glass to be detected, and described ccd video camera is located at the opposite side of glass to be detected.
As further improvement in the technical proposal:
Described graphics processing unit comprises image pick-up card, DSP image processing module, signal conversion module and the ethernet controller that links to each other successively, described image pick-up card links to each other with the output terminal of ccd video camera, and described ethernet controller links to each other with display unit as a result; The peripherals of described DSP image processing module comprises power circuit, clock circuit, key circuit and led display unit.
Described ethernet controller links to each other with display unit as a result by the Internet.
The utlity model has following advantage:
The utility model sends uniform light by light source and gets on the face glass to be measured, ccd video camera is gathered face glass information and is generated analog data and export to graphics processing unit, the bubble of graphics processing unit to producing in the glass production process, major defects such as crackle are identified and are exported by display unit demonstration as a result, thereby can realize the bubble that produces in the glass production process, defectives such as crackle are carried out on-line automaticization detection, can effectively substitute traditional manual detection method, improve accuracy of detection and the production efficiency of glass product, product price with respect to external import is cheap, safeguard simple, and be convenient to carry out secondary development, have good application and popularization value.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the whole theory structure synoptic diagram of the utility model embodiment.
Fig. 2 is the peripherals framed structure synoptic diagram of DSP image processing module among the utility model embodiment.
Fig. 3 is the connecting circuit principle schematic between DSP image processing module among the utility model embodiment (TMS320C6416 chip) and the ethernet controller (RTL8019 chip).
Marginal data: 1, image acquisition units; 11, light source; 12, ccd video camera; 2, graphics processing unit; 21, image pick-up card; 22, DSP image processing module; 23, signal conversion module; 24, ethernet controller; 3, display unit as a result.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that protection domain of the present utility model is made more explicit defining.
As shown in Figure 1, present embodiment comprises the image acquisition units 1 that links to each other successively, graphics processing unit 2 and display unit 3 as a result based on the glass defect on-line measuring device of image, image acquisition units 1 comprises light source 11 and ccd video camera 12, light source 11 is located at a side of glass to be detected, and ccd video camera 12 is located at the opposite side of glass to be detected.Present embodiment in use, light source 11 sends uniform light and gets on the face glass to be measured, ccd video camera 12 is gathered the face glass information and is generated analog datas and also export to graphics processing unit 2, wherein image pick-up card 21 is the ccd video camera of L300 series.
As shown in Figure 1 and Figure 2, graphics processing unit 2 comprises image pick-up card 21, DSP image processing module 22, signal conversion module 23 and the ethernet controller 24 that links to each other successively in the present embodiment, image pick-up card 21 links to each other with the output terminal of ccd video camera 12, ethernet controller 24 links to each other with display unit 3 as a result, and the peripherals of DSP image processing module 22 comprises power circuit, clock circuit, key circuit and led display unit.Wherein, what image pick-up card 21 adopted is the IEEE1394 image pick-up card, and DSP image processing module 22 is realized based on the TMS320C6416 of TI company; Signal conversion module 23 realizes based on fpga chip; Ethernet controller 24 is realized based on the RTL8019AS chip.Image pick-up card 21 will collect to such an extent that data are transferred to the DSP image processing module 22 that model is TMS320C6416 by 1394 interface circuits, DSP image processing module 22 collects after the image of glass by image pick-up card 21, after image passed through gray processing, noise reduction, binaryzation successively, defectives such as wherein bubble, crackle are identified, after then recognition result being mated by signal conversion module 23, by ethernet controller 24 data are passed to Ethernet by ethernet interface circuit, are convenient to remote access.
As shown in Figure 3, the address bus pin A0～A15 of DSP image processing module 22 (TMS320C6416 chip) links to each other with the address bus SA0～SA15 of ethernet controller 24 (RTL8019 chip), and the whole ground connection of SA16～SA19.Because the TMS320C6416 chip do not have dma controller, therefore with the AEN pin of RTL8019 chip yet ground connection; The IOCS16 pin of RTL8019 chip connects high level, selects 16 bit data bus modes; Be connected with IOR, the IOW of RTL8019AS after the I/O mouth control signal IS of read/write control F206, signals process signal conversion module 23 (fpga chip) conversion such as IOSTRB, R/W.
In the present embodiment, the display unit 3 concrete PCs that adopt are realized as a result, PC carries out remote access by bridge or the switch of Ethernet, the ethernet controller 24 of graphics processing unit 2 links to each other with display unit 3 as a result by the Internet, DSP image processing module 22 provides web service by ethernet controller 24 to the Internet, display unit 3 is checked the glass defect testing result of DSP image processing module 22 by the web browser as a result, therefore display unit 3 need not to install client as a result, and versatility is good.
The above only is preferred implementation of the present utility model, and protection domain of the present utility model is not limited in above-mentioned embodiment, and every technical scheme that belongs to the utility model principle all belongs to protection domain of the present utility model.For a person skilled in the art, some improvements and modifications of under the prerequisite that does not break away from principle of the present utility model, carrying out, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. glass defect on-line measuring device based on image, it is characterized in that: comprise successively the image acquisition units (1) that links to each other, graphics processing unit (2) and display unit (3) as a result, described image acquisition units (1) comprises light source (11) and ccd video camera (12), described light source (11) is located at a side of glass to be detected, and described ccd video camera (12) is located at the opposite side of glass to be detected.
2. the glass defect on-line measuring device based on image according to claim 1, it is characterized in that: described graphics processing unit (2) comprises image pick-up card (21), DSP image processing module (22), signal conversion module (23) and the ethernet controller (24) that links to each other successively, described image pick-up card (21) links to each other with the output terminal of ccd video camera (12), and described ethernet controller (24) links to each other with display unit (3) as a result; The peripherals of described DSP image processing module (22) comprises power circuit, clock circuit, key circuit and led display unit.
3. the glass defect on-line measuring device based on image according to claim 2 is characterized in that: described ethernet controller (24) links to each other with display unit (3) as a result by the Internet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320144689 CN203133000U (en) | 2013-03-15 | 2013-03-15 | Image-based glass defect online detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320144689 CN203133000U (en) | 2013-03-15 | 2013-03-15 | Image-based glass defect online detection device |
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| CN203133000U true CN203133000U (en) | 2013-08-14 |
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| CN 201320144689 Expired - Fee Related CN203133000U (en) | 2013-03-15 | 2013-03-15 | Image-based glass defect online detection device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568989A (en) * | 2014-12-30 | 2015-04-29 | 湖北优尼科光电技术股份有限公司 | Glass substrate defect detecting method |
| CN105160284A (en) * | 2015-09-21 | 2015-12-16 | 广东暨通信息发展有限公司 | Glass bottle bottom mould number recognition device |
| CN105160670A (en) * | 2015-08-27 | 2015-12-16 | 袁芬 | Glass defect type identification method |
| CN105184783A (en) * | 2015-08-27 | 2015-12-23 | 袁芬 | Glass defect type identification system |
| CN105987917A (en) * | 2015-02-09 | 2016-10-05 | 苏州兰叶光电科技有限公司 | Sapphire crystal growing defect and surface defect optical detecting method and detecting system thereof |
| CN107782741A (en) * | 2017-10-26 | 2018-03-09 | 德清晨英电子科技有限公司 | A kind of device that bubble is judged by light |
| CN108198175A (en) * | 2017-12-28 | 2018-06-22 | 广东欧珀移动通信有限公司 | Detection method, detection device, computer equipment and computer readable storage medium |
| CN108593681A (en) * | 2018-03-28 | 2018-09-28 | 中车唐山机车车辆有限公司 | Vehicle body side wall glass defect detection system and detection method |
| CN109632810A (en) * | 2019-01-03 | 2019-04-16 | 京东方科技集团股份有限公司 | Display panel crack detecting method and system |
| CN112784626A (en) * | 2019-11-04 | 2021-05-11 | 解晗 | Replacement demand field triggering device based on mobile terminal |
-
2013
- 2013-03-15 CN CN 201320144689 patent/CN203133000U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568989A (en) * | 2014-12-30 | 2015-04-29 | 湖北优尼科光电技术股份有限公司 | Glass substrate defect detecting method |
| CN105987917A (en) * | 2015-02-09 | 2016-10-05 | 苏州兰叶光电科技有限公司 | Sapphire crystal growing defect and surface defect optical detecting method and detecting system thereof |
| CN105160670A (en) * | 2015-08-27 | 2015-12-16 | 袁芬 | Glass defect type identification method |
| CN105184783A (en) * | 2015-08-27 | 2015-12-23 | 袁芬 | Glass defect type identification system |
| CN105160284A (en) * | 2015-09-21 | 2015-12-16 | 广东暨通信息发展有限公司 | Glass bottle bottom mould number recognition device |
| CN107782741A (en) * | 2017-10-26 | 2018-03-09 | 德清晨英电子科技有限公司 | A kind of device that bubble is judged by light |
| CN108198175A (en) * | 2017-12-28 | 2018-06-22 | 广东欧珀移动通信有限公司 | Detection method, detection device, computer equipment and computer readable storage medium |
| CN108593681A (en) * | 2018-03-28 | 2018-09-28 | 中车唐山机车车辆有限公司 | Vehicle body side wall glass defect detection system and detection method |
| CN109632810A (en) * | 2019-01-03 | 2019-04-16 | 京东方科技集团股份有限公司 | Display panel crack detecting method and system |
| CN112784626A (en) * | 2019-11-04 | 2021-05-11 | 解晗 | Replacement demand field triggering device based on mobile terminal |
| CN112784626B (en) * | 2019-11-04 | 2022-07-01 | 广东新星源智能信息科技有限公司 | Replacement demand field triggering device based on mobile terminal |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20140315 |