CN103528546A - Device and method for detecting floating glass corrugation degree - Google Patents
Device and method for detecting floating glass corrugation degree Download PDFInfo
- Publication number
- CN103528546A CN103528546A CN201310435739.0A CN201310435739A CN103528546A CN 103528546 A CN103528546 A CN 103528546A CN 201310435739 A CN201310435739 A CN 201310435739A CN 103528546 A CN103528546 A CN 103528546A
- Authority
- CN
- China
- Prior art keywords
- float glass
- source
- parallel light
- percent ripple
- transport sector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention discloses a device for detecting the floating glass corrugation degree. The device is provided with a transmission mechanism for transporting floating glass to be detected, one side of the transmission mechanism is provided with a parallel light source irradiated onto the floating glass, the other side of the transmission mechanism is provided with a projection back plate for receiving light rays which are sent out by the parallel light source and are reflected by the floating glass. The device has the advantages that the waiting for the machine halt time in the original glass corrugation degree measurement process by a surface roughness shape measuring instrument is not needed, and the production efficiency is improved, so a detection method adopting the device can be used for carrying out corrugation degree judgment on each piece of glass in on-line production, the existing sampling inspection mode is changed into the full inspection mode, the production reliability is greatly improved, and in addition, the operation flow process of the detection method is simple and reliable.
Description
Technical field
The present invention relates to a kind of apparatus and method that can on-line quick detection float glass micro-waviness.
Background technology
ITO electro-conductive glass is one of key foundation material of producing liquid crystal display device, produce ITO electro-conductive glass and must use thin float glass as substrate, the apparent percent ripple of thin float glass refers to the surface irregularity degree of lower surface on glass in certain intervals district.If the micro-waviness of thin float glass does not meet index, be made into ITO electropane, after synthetic liquid crystal, there is rainbow phenomena in LCDs meeting irregular colour, image also can produce distortion, causes product rejection.
At present, domestic float glass percent ripple quality is more unstable, when float glass is detected, all utilize the method for large float glass percent ripple of surface roughometer sampling observation bare glass, as found, inspect glass percent ripple by random samples and exceed standard, cannot recheck a lot of a collection of product of quantity, can only be judged to be unacceptable product to relating to relevant a collection of product, wherein is no lack of the erroneous judgement certified products number that quantity is a lot, the invisible like this production cost of understanding increase company.Otherwise also have the phenomenon that unacceptable product is judged to be certified products.To sum up, such pick-up unit and detection mode can make part percent ripple abnormal article flow into next procedure, to domestic client terminal, bring very large quality risk.
Summary of the invention
Technical matters to be solved by this invention is to realize a kind of apparatus and method that can detect successively batch float glass percent ripple fast online.
To achieve these goals, the technical solution used in the present invention is: a kind of device that detects float glass percent ripple, this device is provided with the transport sector of a transportation float glass to be detected, one side of described transport sector is provided with the source of parallel light being irradiated on float glass, and opposite side is provided with and receives the projection backboard that float glass reflection source of parallel light emits beam.
Described source of parallel light is fixed on by rotating shaft on the support with elevating function, between described rotating shaft and support, is provided with latch mechanism.
Described source of parallel light is by xenon source and block the crack plate that light source emits beam and form.
Described source of parallel light light area covers whole float glass.
Described projection backboard is blank.
Described source of parallel light is the white light source that light irradiance is greater than 100mv/cm2, and light source is photochromic will approach sunshine.
Described transport sector is roller type transmitting device, and case, the roller bearing of described transport sector are black, and roller bearing has black backlight.
A kind of method that detects float glass percent ripple, be specially: start transport sector, open source of parallel light, during normal production, from the chamfering of edging of front end cleaning machine transmission is air-dry, float glass to be detected flows on transport sector, the float glass process of guaranteeing float glass flows to consistent with transport sector transmission direction, through source of parallel light irradiation, also reflected image is to projection backboard successively for every block of float glass, and personnel launch the black and white strip distribution of image and judge that whether float glass percent ripple is qualified on projection backboard by observing.Judge that substandard product is directly taken out by light inspection personnel, certified products flow out conveyer.
The invention has the advantages that and adopt this device to measure stop time in bare glass percent ripple process without wait list surface roughness shape measuring instrument; production efficiency is improved; and utilize the detection method of this device to carry out percent ripple judgement to every sheet glass of online production; change the mode Wei Quan procuratorial organ formula of in the past inspecting by random samples, the reliable letter of product is greatly enhanced.
In addition, this device is made simple, and cost is very low, and highly versatile, when changing the glass of producing different size substrate, only needs simple height and the angle of adjusting incident light source device light source.
Accompanying drawing explanation
Below the content of every width accompanying drawing expression in instructions of the present invention and the mark in figure are briefly described:
Fig. 1 is float glass percent ripple structure of the detecting device sketch;
Fig. 2,3 is source of parallel light structural representation in Fig. 1;
Mark in above-mentioned figure is: 1, source of parallel light; 2, transport sector; 3, projection backboard; 4, float glass; 101, light source case; 102, xenon source; 103, slit; 104, fan.
Wherein A is that source of parallel light emits beam, and B is float glass reflection ray.
Embodiment
Known referring to Fig. 1, the device that detects float glass percent ripple is provided with the transport sector 2 of a transportation float glass 4 to be detected, a side at this transport sector 2 is provided with the source of parallel light 1 being irradiated on float glass 4, and opposite side is provided with and receives the projection backboard 3 that float glass 4 reflection sources of parallel light 1 emit beam.
Source of parallel light 1 is fixed on support, this support has elevating function, source of parallel light 1 is fixed on support by rotating shaft simultaneously, and be provided with latch mechanism between rotating shaft and support, make light source be transformed into the directional light that can adjust incident angle, height of incidence, improve the versatility of product, applicable to the float glass 4 that detects different size.As shown in Figure 2,3, source of parallel light 1 consists of light source case 101, xenon source 102, slit 103 and fan 104, in light source case 101, be provided with the baffle plate shutting out the light, crack 103 is set on baffle plate, thereby making the light sending out is directional light, while working because of xenon source, produce heat large, for guaranteeing the serviceable life of xenon lamp fluorescent tube, the radiator fan 104 for lowering the temperature is installed on source of parallel light 1 case.
Source of parallel light 1 light area will cover whole surface glass, and the length and width of light area depend on that on the distance of source of parallel light 1 and float glass 4 to be detected and baffle plate, slotted 103 width of institute are relevant.Because consider the intensity of illumination and the restriction of site area, we by directional light device xenon source 102 and float glass 4 horizontal cross distances to be detected as shown in Figure 1 L be arranged on 1 meter of left and right, with the vertical fore-and-aft distance of float glass 4 to be detected, H is as shown in Figure 1 set and is arranged on 0.5 meter of left and right.After determining this position, adjust again the length and width size of determining slit.Make the parallel luminous energy in detection position cover whole glass to be detected, thus can detect through the float glass 4 of range of exposures whether qualified.
Transport sector 2 is generally the roller bearing transmitting device of orthoscopic, transport sector 2 need to add a black backboard under the transmission shaft of detection position, if and also black of the case of transport sector 2, roller bearing, thereby the reflected light that reduces surveyed area transmission part projects on projection backboard and causes interference; Transport sector 2 will guarantee while installing that float glass 4 operation and float glass 4(in the middle of transport sector 2 are as the criterion with production full-size glass) shown in L1, be greater than 30CM in edge and transport sector case distance map 1, because if float glass 4 is too near apart from both sides case, the light that projects glass can be sheltered from.
The preferred blank of projection backboard 3, the black and white strip distribution situation showing in so easy observation identification float glass 4 reflected images.Projection backboard 3 allows vertically to place, and can, by adjusting source of parallel light 1 incident angle, make the width of the approximate float glass 4 of width of projected picture.Projection backboard 3, can be advisable by clear whole demonstration projected pictures without specific requirement from the distance of glass to be detected.
Utilize said apparatus to carry out the method for float glass percent ripple detection as follows: first adjust the height angle of source of parallel light 1, guarantee the directional light sending can be irradiated to completely operation on transport sector 2 float glass 4 and can be by the projection backboard 3 of the light reflection of source of parallel light 1;
Start transport sector 2 and source of parallel light 1, during normal production, from the chamfering of edging of front end cleaning machine transmission is air-dry, float glass to be detected flows on transport sector, need to confirm that float glass 4 float glass process face up, float glass process flows to consistent with transport sector 2 transmission directions simultaneously;
Through source of parallel light 1 irradiation, also reflected image is to projection backboard 3 successively for every block of float glass 4, and personnel launch image on projection backboard 3 black and white strip distribution by observing judges that whether float glass 4 percent ripplees are qualified.
Criterion is as follows:
The black and white strip distribution reflexing on projection backboard 3 is wanted evenly, and more shallow better, quantity is more few better; On same sheet glass, do not allow black and white strip clearly; Black and white strip lines can not be interrupted, and thickness is wanted evenly.Meet the qualified for being judged as of above-mentioned condition.
Meanwhile, it should be noted that at surveyed area and can not have other light sources, otherwise these light sources can cause interference, affect staff's judgement
By reference to the accompanying drawings the present invention is exemplarily described above; obviously specific implementation of the present invention is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (8)
1. a device that detects float glass percent ripple, it is characterized in that: this device is provided with the transport sector (2) of a transportation float glass to be detected (4), one side of described transport sector (2) is provided with the source of parallel light (1) being irradiated on float glass (4), and opposite side is provided with and receives the projection backboard (3) that float glass (4) reflection source of parallel light (1) emits beam.
2. the device of detection float glass percent ripple according to claim 1, is characterized in that: described source of parallel light (1) is fixed on by rotating shaft on the support with elevating function, between described rotating shaft and support, is provided with latch mechanism.
3. the device of detection float glass percent ripple according to claim 1 and 2, is characterized in that: described source of parallel light (1) is by xenon source (102) and block the crack plate formation that light source emits beam.
4. the device of detection float glass percent ripple according to claim 3, is characterized in that: described source of parallel light (1) light area covers whole float glass (4).
5. the device of detection float glass percent ripple according to claim 4, is characterized in that: described projection backboard (3) is blank.
6. the device of detection float glass percent ripple according to claim 5, is characterized in that: described source of parallel light (1) is greater than the white light source of 100mv/cm2 for light irradiance.
7. according to the device of the detection float glass percent ripple described in claim 4 or 5, it is characterized in that: described transport sector (2) is roller type transmitting device, case, the roller bearing of described transport sector (2) are black, and roller bearing has black backlight.
8. a method that detects float glass percent ripple, it is characterized in that: start transport sector (2), open source of parallel light (1), during normal production, from the chamfering of edging of front end cleaning machine transmission is air-dry, float glass (4) to be detected flows on transport sector (2), the float glass process of guaranteeing float glass (4) flows to consistent with transport sector (2) transmission direction, every block of float glass (4) pass through successively that source of parallel light (1) is irradiated and reflected image to projection backboard (3), by observing, projection backboard (3) is upper shows that the black and white strip distribution of image judges that whether float glass (4) percent ripple is qualified to personnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310435739.0A CN103528546A (en) | 2013-09-23 | 2013-09-23 | Device and method for detecting floating glass corrugation degree |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310435739.0A CN103528546A (en) | 2013-09-23 | 2013-09-23 | Device and method for detecting floating glass corrugation degree |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103528546A true CN103528546A (en) | 2014-01-22 |
Family
ID=49930751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310435739.0A Pending CN103528546A (en) | 2013-09-23 | 2013-09-23 | Device and method for detecting floating glass corrugation degree |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103528546A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103837091A (en) * | 2014-02-28 | 2014-06-04 | 刘敏 | Glass warping degree testing device and method |
| CN105865364A (en) * | 2016-05-13 | 2016-08-17 | 信义电子玻璃（芜湖）有限公司 | Float glass detecting device and detecting method |
| CN106441169A (en) * | 2016-09-09 | 2017-02-22 | 蚌埠中建材信息显示材料有限公司 | Microscopic waviness detection method for ultrathin float glass |
| CN108226188A (en) * | 2018-01-02 | 2018-06-29 | 中国科学院上海光学精密机械研究所 | Large scale laser neodymium glass stripe detection device |
| CN109085184A (en) * | 2018-10-18 | 2018-12-25 | 安徽皓视光电科技有限公司 | A kind of device and method of float glass percent ripple on-line checking |
| CN110455828A (en) * | 2019-09-02 | 2019-11-15 | 蚌埠中光电科技有限公司 | A kind of large scale TFT substrate glass nondestructive micro-waviness detection method |
| CN110986804A (en) * | 2019-12-25 | 2020-04-10 | 苏州伟信奥图智能科技有限公司 | Optical measurement method for object surface height |
| CN111473748A (en) * | 2020-05-23 | 2020-07-31 | 安徽财经大学 | Device and method for detecting flatness of glass on line |
| CN112326692A (en) * | 2020-12-09 | 2021-02-05 | 蚌埠中光电科技有限公司 | Online measurement method for micro-waviness of advanced glass substrate |
| CN113880407A (en) * | 2021-11-09 | 2022-01-04 | 中国洛阳浮法玻璃集团有限责任公司 | Method for adjusting microscopic waviness of Na-Ca-Si system float glass |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4207591A1 (en) * | 1992-03-10 | 1993-09-16 | Siemens Solar Gmbh | Surface corrugation test - uses light at a flat angle to give projected image on a screen for corrugation peaks and valleys to be measured |
| US5887077A (en) * | 1995-03-15 | 1999-03-23 | Saint-Gobain Vitrage | Method for the recognition and evaluation of defects in reflective surface coatings |
| CN101963586A (en) * | 2009-07-23 | 2011-02-02 | 林嘉宏 | Float glass online ripple detection device |
| CN102037394A (en) * | 2008-05-19 | 2011-04-27 | 塞米西斯科株式会社 | Glass waviness inspection device and inspection method thereof |
| CN202501832U (en) * | 2012-03-23 | 2012-10-24 | 宏达光电玻璃(东莞)有限公司 | Device for testing flatness of glass surface |
| CN102918353A (en) * | 2010-05-18 | 2013-02-06 | 新日铁住金株式会社 | Method for measuring flatnes of sheet material and steel sheet production method utilizing said method |
| CN202794053U (en) * | 2012-07-07 | 2013-03-13 | 安徽凤阳玻璃有限公司 | Ripple detection device for production of float glass |
| CN203454980U (en) * | 2013-09-23 | 2014-02-26 | 芜湖长信科技股份有限公司 | An apparatus for detecting the waviness of float glass |
-
2013
- 2013-09-23 CN CN201310435739.0A patent/CN103528546A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4207591A1 (en) * | 1992-03-10 | 1993-09-16 | Siemens Solar Gmbh | Surface corrugation test - uses light at a flat angle to give projected image on a screen for corrugation peaks and valleys to be measured |
| US5887077A (en) * | 1995-03-15 | 1999-03-23 | Saint-Gobain Vitrage | Method for the recognition and evaluation of defects in reflective surface coatings |
| CN102037394A (en) * | 2008-05-19 | 2011-04-27 | 塞米西斯科株式会社 | Glass waviness inspection device and inspection method thereof |
| CN101963586A (en) * | 2009-07-23 | 2011-02-02 | 林嘉宏 | Float glass online ripple detection device |
| CN102918353A (en) * | 2010-05-18 | 2013-02-06 | 新日铁住金株式会社 | Method for measuring flatnes of sheet material and steel sheet production method utilizing said method |
| CN202501832U (en) * | 2012-03-23 | 2012-10-24 | 宏达光电玻璃(东莞)有限公司 | Device for testing flatness of glass surface |
| CN202794053U (en) * | 2012-07-07 | 2013-03-13 | 安徽凤阳玻璃有限公司 | Ripple detection device for production of float glass |
| CN203454980U (en) * | 2013-09-23 | 2014-02-26 | 芜湖长信科技股份有限公司 | An apparatus for detecting the waviness of float glass |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103837091A (en) * | 2014-02-28 | 2014-06-04 | 刘敏 | Glass warping degree testing device and method |
| CN105865364A (en) * | 2016-05-13 | 2016-08-17 | 信义电子玻璃（芜湖）有限公司 | Float glass detecting device and detecting method |
| CN106441169A (en) * | 2016-09-09 | 2017-02-22 | 蚌埠中建材信息显示材料有限公司 | Microscopic waviness detection method for ultrathin float glass |
| CN108226188A (en) * | 2018-01-02 | 2018-06-29 | 中国科学院上海光学精密机械研究所 | Large scale laser neodymium glass stripe detection device |
| CN109085184A (en) * | 2018-10-18 | 2018-12-25 | 安徽皓视光电科技有限公司 | A kind of device and method of float glass percent ripple on-line checking |
| CN110455828A (en) * | 2019-09-02 | 2019-11-15 | 蚌埠中光电科技有限公司 | A kind of large scale TFT substrate glass nondestructive micro-waviness detection method |
| CN110986804A (en) * | 2019-12-25 | 2020-04-10 | 苏州伟信奥图智能科技有限公司 | Optical measurement method for object surface height |
| CN111473748A (en) * | 2020-05-23 | 2020-07-31 | 安徽财经大学 | Device and method for detecting flatness of glass on line |
| CN112326692A (en) * | 2020-12-09 | 2021-02-05 | 蚌埠中光电科技有限公司 | Online measurement method for micro-waviness of advanced glass substrate |
| CN113880407A (en) * | 2021-11-09 | 2022-01-04 | 中国洛阳浮法玻璃集团有限责任公司 | Method for adjusting microscopic waviness of Na-Ca-Si system float glass |
| CN113880407B (en) * | 2021-11-09 | 2023-09-08 | 中国洛阳浮法玻璃集团有限责任公司 | Method for adjusting microscopic waviness of Na-Ca-Si series float glass |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103528546A (en) | Device and method for detecting floating glass corrugation degree | |
| US7420671B2 (en) | Defect inspection method and apparatus for transparent plate-like members | |
| EP2102587B1 (en) | Method of automated quantitative analysis of distortion shaped vehicle glass by reflected optical imaging | |
| CN102435618A (en) | Transparent tabular body defect inspection method and transparent tabular body defect inspection system | |
| CN106556607B (en) | Identify the device and method of panel surface dust | |
| TW201009324A (en) | Defect inspecting system, and defect inspecting method | |
| CN101539529A (en) | Light source system for online detection of minitype fruits based on LED | |
| CN209624422U (en) | A kind of concave-convex defect detecting device based on linear array imaging | |
| CN106597712A (en) | Coating detecting device | |
| CN106896113A (en) | Defect detection system and method | |
| CN106461571A (en) | Method for particle detection on flexible substrates | |
| CN103630554A (en) | Detection device and method for defects on double faces of lens | |
| CN202794060U (en) | Device for detecting defects in glass substrate | |
| CN105044989B (en) | The preparation method and system of a kind of alignment film | |
| CN103278945B (en) | A kind of checkout equipment | |
| CN205103181U (en) | Transparent slice product appearance defect imaging system | |
| CN203454980U (en) | An apparatus for detecting the waviness of float glass | |
| CN103439812B (en) | Liquid crystal glass base 45° angle inspection technique | |
| CN202794061U (en) | Glass plate detection device | |
| KR101977243B1 (en) | Apparatus for Inspecting Glass Substrate, Method of Inspecting Glass Substrate and Deposition Apparatus | |
| US20100165360A1 (en) | System for testing distortion of liquid crystal display device | |
| KR20100058269A (en) | Camera module apparatus | |
| CN102017114A (en) | Substrate quality tester | |
| CN107843604A (en) | A kind of device and detection method for being used to detect double layer substrate edge defect | |
| CN204214788U (en) | For detecting the substrate imperfection pick-up unit of base material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140122 |
|
| RJ01 | Rejection of invention patent application after publication |