CN111208151B - Glass substrate's internal defect on-line measuring device - Google Patents
Glass substrate's internal defect on-line measuring device Download PDFInfo
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- CN111208151B CN111208151B CN202010058958.1A CN202010058958A CN111208151B CN 111208151 B CN111208151 B CN 111208151B CN 202010058958 A CN202010058958 A CN 202010058958A CN 111208151 B CN111208151 B CN 111208151B
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- push rod
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- 239000011521 glass Substances 0.000 title claims abstract description 76
- 230000007547 defect Effects 0.000 title claims abstract description 17
- 239000000758 substrate Substances 0.000 title claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims abstract description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 14
- 238000002834 transmittance Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Control Of Conveyors (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The invention relates to the technical field of glass processing, in particular to an online detection device for internal defects of a glass substrate. The beneficial effects are that: the device can carry out uniform motion through the cooperation toothed belt, conveyer belt and compressing band cooperation guarantee glass board, the effectual phenomenon that only utilizes the conveyer belt to slide easily when the conveyer belt transportation to lead to accidents such as collision appearing of glass board of having avoided the tradition, be favorable to improving the transportation speed of glass board in the testing process, thereby be convenient for improve the efficiency that detects, the device conveyer belt is convenient with the high interval adjustment of transport between cooperation toothed belt and the compressing band, can be applicable to the detection transportation to the glass board of various thickness, the commonality can be better.
Description
Technical Field
The invention relates to the technical field of glass processing, in particular to an online detection device for internal defects of a glass substrate.
Background
During the processing of the glass substrate, defects such as cracks and bubbles may occur inside the glass substrate, which will seriously affect the service performance of the glass, and therefore, the defect detection of the glass substrate needs to be performed during the production process. The traditional mode of detecting glass is mainly manual detection, so the efficiency is low, and the method of detecting by adopting light transmittance change appears in the market at present, but at present, the equipment lacks the continuous detection capability, and the conveying capability to the glass substrate is poor, so that the accurate uniform detection is difficult to carry out, the glass substrate is easy to have accidents in the transportation process due to slippage, the improvement of the conveying speed to the glass plate is not facilitated, and the detection efficiency is limited.
If the novel detection equipment which can accurately perform uniform-speed online detection on the glass substrate can be invented, the problems can be effectively solved, and the online detection device for the internal defects of the glass substrate is provided.
Disclosure of Invention
The present invention is directed to an on-line inspection apparatus for internal defects of a glass substrate, which solves the above-mentioned problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the device for online detection of the internal defects of the glass substrate comprises a base, wherein a rack is fixedly arranged in the middle of the base through bolts, a front baffle is slidably arranged on the rack, a limiting device used for fixing the front baffle is arranged on the rack, and a display and a controller are fixedly arranged at the front end of the front baffle through bolts;
the base is fixedly provided with mounting frames at the left side and the right side corresponding to the rack through bolts, a second driving motor and a second speed reducer are fixedly arranged on the mounting frames, the output end of the second driving motor is connected with and drives the input end of the second speed reducer through a coupler, and the output end of the second speed reducer drives a conveyor belt for conveying glass plates through a roller;
the base is fixedly provided with a bearing frame for supporting the glass plate at the lower part corresponding to the rack through bolts, a light transmittance detector for detecting the defects of the glass plate is arranged at the hollow part of the base corresponding to the bearing frame through bolts, a lifting push rod is fixedly arranged above the rack through bolts, and the output end of the lifting push rod is fixedly provided with a lifting seat through bolts;
there are first driving motor and first speed reducer through bolt fixed mounting on the lift seat, and the input of the first speed reducer of coupling joint and drive is passed through to first driving motor's output, the output of first speed reducer has the compressing band that is used for compressing tightly the transport glass board through bolt fixed mounting, and the controller passes through cable difference electric connection adjustment push rod, first driving motor, lifting push rod, display, luminousness detector and second driving motor.
Preferably, stop device includes the connecting plate that passes through bolt fixed mounting with the upper end of frame, and slidable mounting has the locating lever that matches with spacing mouthful on the preceding baffle on the connecting plate, the upper end integrated into one piece of locating lever has the handle, and cup joints on the locating lever and install the reset spring who is used for connecting handle and connecting plate, the end of handle articulates installs the stopper that is used for restricting the locating lever stroke, and the right side integrated into one piece of stopper has the fixture block that matches with the handle.
Preferably, there is the adjustment push rod that passes through cable electric connection with the controller through bolt fixed mounting on the mounting bracket, and the output of adjustment push rod has the adjustment seat through bolt fixed mounting, install and by the gear shaft through the bearing on the adjustment seat, and the meshing installs the cooperation toothed belt that is used for compressing tightly the glass board on the gear shaft.
Preferably, the controller is an S7-200 type PLC controller, and the lifting push rod is a single-rod double-acting hydraulic rod.
Preferably, the front end of the front baffle is provided with an observation window, and the bearing frame is provided with at least four rollers which are used for bearing the glass plate and are arranged in an array through bearings.
Compared with the prior art, the invention has the beneficial effects that:
1. the device can ensure that the glass plate moves at a constant speed by matching the toothed belt, the conveyor belt and the pressing belt, effectively avoids the phenomenon that the glass plate is easy to slip when being transported by only using the conveyor belt in the prior art so as to cause accidents such as collision and the like, and is beneficial to improving the transportation speed of the glass plate in the detection process, thereby being convenient for improving the detection efficiency;
2. the device's preceding baffle can be free demolishs to can make things convenient for the manual work to overhaul the internal plant and maintain, reduced and maintain the degree of difficulty, and the device conveyer belt is convenient with the adjustment of the transport height interval between cooperation toothed belt and the compressing band, can be applicable to the detection transportation to the glass board of various thickness, and the commonality can be better, has very high practical value.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the assembly of the frame and the lift base of the present invention;
FIG. 3 is a schematic illustration of the installation of the conveyor belt of the present invention;
fig. 4 is a schematic structural view of the limiting device of the present invention.
In the figure: 1. a base; 2. a limiting device; 201. a handle; 202. a limiting block; 203. a return spring; 204. a connecting plate; 205. positioning a rod; 3. a mounting frame; 4. adjusting the push rod; 5. a conveyor belt; 6. matching a toothed belt; 7. an adjusting seat; 8. a compression band; 9. a lifting seat; 10. a first drive motor; 11. a lifting push rod; 12. a front baffle; 13. a display; 14. a light transmittance detector; 15. a carrier; 16. a controller; 17. a second drive motor; 18. a second speed reducer; 19. a frame; 20. a first speed reducer; 21. an observation window; 22. a glass plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: an online detection device for internal defects of a glass substrate comprises a base 1, wherein a rack 19 is fixedly installed in the middle of the base 1 through bolts, a front baffle 12 is installed on the rack 19 in a sliding mode, a limiting device 2 used for fixing the front baffle 12 is installed on the rack 19, and a display 13 and a controller 16 are fixedly installed at the front end of the front baffle 12 through bolts;
the base 1 is fixedly provided with mounting frames 3 at the left side and the right side corresponding to the rack 19 through bolts, a second driving motor 17 and a second speed reducer 18 are fixedly arranged on the mounting frames 3, the output end of the second driving motor 17 is connected with and drives the input end of the second speed reducer 18 through a coupler, and the output end of the second speed reducer 18 drives a conveyor belt 5 for conveying glass plates 22 through a roller;
a bearing frame 15 for supporting a glass plate 22 is fixedly arranged on the lower portion of the base 1 corresponding to the rack 19 through bolts, a light transmittance detector 14 for detecting the defects of the glass plate 22 is arranged on the hollow portion of the base 1 corresponding to the bearing frame 15 through bolts, a lifting push rod 11 is fixedly arranged on the upper portion of the rack 19 through bolts, and a lifting seat 9 is fixedly arranged at the output end of the lifting push rod 11 through bolts;
a first driving motor 10 and a first speed reducer 20 are fixedly installed on the lifting seat 9 through bolts, the output end of the first driving motor 10 is connected with and drives the input end of the first speed reducer 20 through a coupler, a pressing belt 8 for pressing and conveying a glass plate 22 is fixedly installed at the output end of the first speed reducer 20 through bolts, a controller 16 is respectively and electrically connected with an adjusting push rod 4, the first driving motor 10, a lifting push rod 11, a display 13, a light transmittance detector 14 and a second driving motor 17 through cables, the controller 16 is an S7-200 type PLC, and the lifting push rod 11 is a single-rod double-acting hydraulic rod;
the limiting device 2 comprises a connecting plate 204 fixedly mounted with the upper end of the rack 19 through a bolt, a positioning rod 205 matched with a limiting opening on the front baffle 12 is slidably mounted on the connecting plate 204, a handle 201 is integrally formed at the upper end of the positioning rod 205, a return spring 203 used for connecting the handle 201 and the connecting plate 204 is sleeved on the positioning rod 205, a limiting block 202 used for limiting the stroke of the positioning rod 205 is hinged to the tail end of the handle 201, and a clamping block matched with the handle 201 is integrally formed on the right side of the limiting block 202;
there is the adjustment push rod 4 through cable electric connection with controller 16 through bolt fixed mounting on the mounting bracket 3, there is adjusting seat 7 adjustment push rod 4's output through bolt fixed mounting, install and by the gear shaft through the bearing on the adjusting seat 7, the meshing is installed on the gear shaft and is used for compressing tightly the cooperation toothed belt 6 of glass board 22, observation window 21 has been seted up to the front end of preceding baffle 12, install through the bearing on the bearing frame 15 and be used for bearing glass board 22 four at least cylinders that are the array and set up.
The working principle is as follows: when the device uses, left conveyer belt 5 is used for the material loading, and right conveyer belt 5 is used for arranging the material, and glass board 22 is put into at first on left conveyer belt 5, is driven cooperation toothed belt 6 downstream by adjustment push rod 4 according to glass board 22's thickness afterwards to press from both sides glass board 22 tightly in cooperation toothed belt 6 and conveyer belt 5 middle department, can effectually avoid glass board 22 to slide on conveyer belt 5 through the double-layered dress that presss from both sides of cooperation toothed belt 6, thereby ensured the uniform velocity transport to glass board 22. The glass plate moves to the lower part of the lifting seat 9 after moving to the right side, the pressing belt 8 below the lifting seat 9 is the same as the conveying direction and the speed of the conveying belt 5, one end of the pressing belt 8 is arranged on the conveying belt 5, the other end of the pressing belt 8 is arranged on the bearing frame 15, and therefore when the glass plate 22 is separated from the conveying belt 5 and moves to the bearing frame 15, the glass plate can still be conveyed through the pressing belt 8. When the glass plate 22 moves above the carriage 15, the transmittance detector 14 installed below the carriage 15 can detect transmittance of the glass plate 22, so as to detect the presence of a defect on the glass plate, and the detected glass plate 22 is conveyed out by the right conveyor 5. In the detection process, an operator can observe the detection result through the display 13 in real time, and can visually observe the detection process through the observation window 21, and the device can temporarily detach the front baffle 12 when needing to be overhauled, only the handle 201 needs to be lifted upwards and the limiting block 202 needs to be bent downwards so that the limiting block 202 is clamped above the connecting plate 204, the handle 201 is prevented from falling back downwards under the pulling of the reset spring 203, at the moment, the positioning rod 205 is separated from the matching position with the front baffle 12, the front baffle 12 can be pulled out in a sliding mode towards the left side, when the front baffle 12 needs to be clamped, only the limiting block 202 needs to be pulled back upwards, at the moment, the positioning rod 205 can continue to clamp the front baffle 12 under the pulling of the reset spring. The device can realize the continuous automatic monitoring to glass board 22 to the defect that exists among the effectual monitoring department glass board 22, and to glass board 22's conveying speed control more accurate in the testing process, the phenomenon of sliding of transportation in-process glass board when having avoided only adopting the conveyer belt to carry among the prior art, thereby the security that can effectual improvement detects and the conveying speed when detecting, detection speed has been improved, has very high practical value.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a glass substrate's internal defect on-line measuring device, includes base (1), its characterized in that: a rack (19) is fixedly installed in the middle of the base (1) through bolts, a front baffle (12) is installed on the rack (19) in a sliding mode, a limiting device (2) used for fixing the front baffle (12) is installed on the rack (19), and a display (13) and a controller (16) are fixedly installed at the front end of the front baffle (12) through bolts;
the glass plate conveying device is characterized in that mounting frames (3) are fixedly mounted on the left side and the right side of the base (1) corresponding to the rack (19) through bolts, a second driving motor (17) and a second speed reducer (18) are fixedly mounted on the mounting frames (3), the output end of the second driving motor (17) is connected with and drives the input end of the second speed reducer (18) through a coupler, and the output end of the second speed reducer (18) is driven by a conveying belt (5) used for conveying a glass plate (22) through a roller;
a bearing frame (15) for supporting a glass plate (22) is fixedly arranged on the lower portion of the base (1) corresponding to the rack (19) through bolts, a light transmittance detector (14) for detecting the defects of the glass plate (22) is arranged on the hollow portion of the base (1) corresponding to the bearing frame (15) through bolts, a lifting push rod (11) is fixedly arranged on the upper portion of the rack (19) through bolts, and a lifting seat (9) is fixedly arranged at the output end of the lifting push rod (11) through bolts;
a first driving motor (10) and a first speed reducer (20) are fixedly installed on the lifting seat (9) through bolts, the output end of the first driving motor (10) is connected with and drives the input end of the first speed reducer (20) through a coupler, a pressing belt (8) used for pressing and conveying a glass plate (22) is fixedly installed at the output end of the first speed reducer (20) through bolts, and a controller (16) is respectively and electrically connected with the adjusting push rod (4), the first driving motor (10), the lifting push rod (11), the display (13), the light transmittance detector (14) and the second driving motor (17) through cables;
the limiting device (2) comprises a connecting plate (204) fixedly mounted with the upper end of the rack (19) through a bolt, a positioning rod (205) matched with a limiting opening in the front baffle (12) is slidably mounted on the connecting plate (204), a handle (201) is integrally formed at the upper end of the positioning rod (205), a reset spring (203) used for connecting the handle (201) and the connecting plate (204) is sleeved on the positioning rod (205), a limiting block (202) used for limiting the stroke of the positioning rod (205) is hinged to the tail end of the handle (201), and a clamping block matched with the handle (201) is integrally formed on the right side of the limiting block (202);
an adjusting push rod (4) electrically connected with the controller (16) through a cable is fixedly installed on the installation frame (3) through a bolt, an adjusting seat (7) is fixedly installed at the output end of the adjusting push rod (4) through a bolt, the adjusting seat (7) is installed through a bearing and is provided with a gear shaft, and a matching toothed belt (6) used for pressing the glass plate (22) is installed on the gear shaft in a meshed mode;
the front end of the front baffle (12) is provided with an observation window (21), and the bearing frame (15) is provided with at least four rollers which are used for bearing the glass plate (22) and are arranged in an array through bearings;
the controller (16) is an S7-200 type PLC controller, and the lifting push rod (11) is a single-rod double-acting hydraulic rod;
when the glass plate conveying device is used, the left conveyor belt (5) is used for feeding, the right conveyor belt (5) is used for discharging, a glass plate (22) is firstly placed on the left conveyor belt (5), then the matching toothed belt (6) is driven by the adjusting push rod (4) to move downwards according to the thickness of the glass plate (22), so that the glass plate (22) is clamped between the matching toothed belt (6) and the conveyor belt (5), the glass plate (22) can be effectively prevented from sliding on the conveyor belt (5) through clamping of the matching toothed belt (6), so that uniform-speed conveying of the glass plate (22) is guaranteed, the glass plate moves to the right and then moves to the lower side of the lifting seat (9), the conveying direction and speed of the pressing belt (8) below the lifting seat (9) are the same as those of the conveyor belts (5), one end of the pressing belt (8) is arranged on the conveyor belt (5), and the other end of the pressing belt (8) is arranged on the, so that the glass plate (22) can still be conveyed by the pressing belt (8) when moving away from the conveyor belt (5) and onto the bearing frame (15); when the glass plate (22) moves to the upper part of the bearing frame (15), the light transmittance detector (14) arranged below the bearing frame (15) can detect the light transmittance of the glass plate (22), so that the defect of the glass plate is detected, the detected glass plate (22) is conveyed out by the conveyor belt (5) at the right side, an operator can observe the detection result in real time through the display (13) in the detection process, and can visually observe the detection process through the observation window (21), the device can temporarily detach the front baffle (12) when in need of maintenance, only the handle (201) is lifted upwards and the limiting block (202) is bent downwards to clamp the limiting block (202) above the connecting plate (204) so as to prevent the handle (201) from falling downwards under the pulling of the reset spring (203), and at the moment, the positioning rod (205) is separated from the matching position with the front baffle (12), therefore, the front baffle (12) can be pulled out in a sliding mode towards the left side, when the front baffle (12) needs to be clamped, only the limiting block (202) needs to be pulled back upwards, and at the moment, the positioning rod (205) can be pulled by the reset spring to continuously clamp the front baffle (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010058958.1A CN111208151B (en) | 2020-01-18 | 2020-01-18 | Glass substrate's internal defect on-line measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010058958.1A CN111208151B (en) | 2020-01-18 | 2020-01-18 | Glass substrate's internal defect on-line measuring device |
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| CN111208151A CN111208151A (en) | 2020-05-29 |
| CN111208151B true CN111208151B (en) | 2021-05-04 |
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| CN202010058958.1A Active CN111208151B (en) | 2020-01-18 | 2020-01-18 | Glass substrate's internal defect on-line measuring device |
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| CN112113979B (en) * | 2020-09-08 | 2023-08-22 | 荣成歌尔微电子有限公司 | Inspection device |
| CN113533360B (en) * | 2021-06-30 | 2022-04-15 | 广东全芯半导体有限公司 | Storage device detection system |
| CN113507555B (en) * | 2021-07-29 | 2022-06-17 | 唐山师范学院 | Computer image recognition device that can nimble multi-angle was adjusted |
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| CN2651989Y (en) * | 2003-07-02 | 2004-10-27 | 姚云峰 | Special socket of computer with solid relay as control element |
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| US6897388B2 (en) * | 2002-03-28 | 2005-05-24 | Siemens Energy & Automation | Apparatus and method for remotely moving a circuit breaker into or from a circuit breaker cell housing |
| CN204346952U (en) * | 2014-12-29 | 2015-05-20 | 东莞市松菱玻璃防爆技术有限公司 | Utilize the equipment of X-ray check flat glass inherent vice |
| KR20160104361A (en) * | 2015-02-26 | 2016-09-05 | 한화테크윈 주식회사 | Apparatus for inspecting light transmission object |
| CN207602419U (en) * | 2017-12-05 | 2018-07-10 | 重庆优博电气设备有限公司 | A kind of insulated tension pole component |
| CN207894850U (en) * | 2017-12-21 | 2018-09-21 | 江苏国伟兴塑胶科技有限公司 | A kind of high transparency polycarbonate sheet material band on-line measuring device |
| CN208000271U (en) * | 2018-03-08 | 2018-10-23 | 东莞市宏诚光学制品有限公司 | A kind of optical glass detection device |
| CN108821608B (en) * | 2018-05-11 | 2021-02-02 | 中建材（合肥）新能源有限公司 | Drying device for continuous drawing of plane glass plate |
| CN109060234A (en) * | 2018-08-23 | 2018-12-21 | 芜湖凯兴汽车电子有限公司 | A kind of Novel pressure meter with night vision effect |
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| CN208856497U (en) * | 2018-09-27 | 2019-05-14 | 洛阳兰迪玻璃机器股份有限公司 | A kind of glass plate conveying device |
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| JPS62169145A (en) * | 1986-01-22 | 1987-07-25 | Fuji Photo Film Co Ltd | Radiograph information reader |
| CN2651989Y (en) * | 2003-07-02 | 2004-10-27 | 姚云峰 | Special socket of computer with solid relay as control element |
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| CN111208151A (en) | 2020-05-29 |
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Address after: 215011 rooms 101, 102, 901 and 902, floor 1, building 11, 198 Jialingjiang Road, high tech Zone, Suzhou, Jiangsu Province Patentee after: Gaoshi Technology (Suzhou) Co.,Ltd. Address before: 516000 West Side of the 4th Floor of CD Building, No. 2 South Road, Huatai Road, Huiao Avenue, Huizhou City, Guangdong Province Patentee before: HUIZHOU GOVION TECHNOLOGY Co.,Ltd. |
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Application publication date: 20200529 Assignee: Suzhou Gaoshi Semiconductor Technology Co.,Ltd. Assignor: Gaoshi Technology (Suzhou) Co.,Ltd. Contract record no.: X2021990000430 Denomination of invention: An on-line detection device for internal defects of glass substrate Granted publication date: 20210504 License type: Common License Record date: 20210722 |
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