CN105242423A - Detection and repair method and system for TFT-LCD color film glass substrates - Google Patents
Detection and repair method and system for TFT-LCD color film glass substrates Download PDFInfo
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- CN105242423A CN105242423A CN201510769372.5A CN201510769372A CN105242423A CN 105242423 A CN105242423 A CN 105242423A CN 201510769372 A CN201510769372 A CN 201510769372A CN 105242423 A CN105242423 A CN 105242423A
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- color film
- film glass
- repair
- glass substrate
- prosthetic appliance
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
Abstract
The invention provides a detection and repair method and system for TFT-LCD color film glass substrates. The method includes the steps that zero defect information of the products and repair instructions and repair procedures corresponding to all defects are input into a repair device; the color film glass substrates are detected, and color film glass substrates detected to have defects are compared with the zero defect information, in the repair device, of the products to obtain position and area information of the defects; repair operation is performed according to the position and area information of the defects in combination with the repair instructions and the repair procedures. According to the detection and repair method and system for the TFT-LCD color film glass substrates, the TFT-LCD color film glass substrates can be automatically detected and repaired through the repair device; compared with a traditional manual detection judgment and grinding repair method, the labor cost is greatly lowered, the quality and production efficiency of the products can be improved, and the quality stability of the products can be guaranteed.
Description
Technical field
The present invention relates to the technical field of TFT-LCD color film glass substrate processing technology, specifically relate to the detection of the color film glass substrate of a kind of TFT-LCD and restorative procedure and system thereof.
Background technology
At present in the Cai Mo factory of TFT-LCD, can arrange to finish PS (PostSpacer, chock insulator matter after TFT-LCDpanel inner support liquid crystal cell, last one Photo operation of color film) there is the substrate of black defect (PR glue is residual or there is foreign matter) to repair to RepairLine afterwards, detection after PS technique and reparing process then need manual hand manipulation's prosthetic appliance to grind the black defect of reparation, and manually all kinds of microdefect are carried out to the judgement of OK & NG according to the bad criterion of formulating.
In prior art to the detection of color film glass substrate and repair process as follows:
1, first the defect information be checked through (comprise each defect in the defective locations of glass substrate and the size of defect) is transferred to the software systems of Repair equipment by AOI (full name of AutomaticOpticInspection is automatic optics inspection);
2, often open after glass substrate enters Repair, Repair, by reading information corresponding to this substrate, feeds back to corresponding operating computer interface;
3, according to feedack, operating personnel everyone manage 1 ~ 2 Repair equipment, manually black defect is ground one by one, the black defect after ground and white defect is manually judged according to the determining defects standard formulated simultaneously.
Prior art Problems existing:
1, black defect is repaired in the grinding of manual hand manipulation Repair equipment, and the judgement of defect needs to consume a large amount of manpowers;
There is the problem of risk, hysteresis quality and accuracy in 2, artificial operation grinding reparation and decision process;
3, too much personnel enter production line, increase the dust etc. brought into, are unfavorable for the guarantee of production product quality.
Summary of the invention
The embodiment of the present invention provides the detection of the color film glass substrate of a kind of TFT-LCD and restorative procedure and system thereof, to solve manual detection in prior art and to repair the large and efficiency of the human cost existed and the low technical matters of accuracy.
For solving the problem, embodiments provide detection and the restorative procedure of the color film glass substrate of a kind of TFT-LCD, described method comprises:
In prosthetic appliance, the zero defect information of input product and correspondence often plant rebuilding instruction and the repair procedure of defect;
Color film glass substrate is detected, and the zero defect information of the product detected in the color film glass substrate of existing defects and described prosthetic appliance is contrasted, to draw position and the area information of defect;
Perform according to the position of described defect and area information and in conjunction with described rebuilding instruction and repair procedure and repair operation.
According to one preferred embodiment of the present invention, the zero defect information of described product comprises zero defect dottle pin object point position true coordinates system and the scanned picture of color film glass substrate.
According to one preferred embodiment of the present invention, the checkout equipment in the described step detected color film glass substrate is automated optical inspection, and described prosthetic appliance is autogenous mill.
According to one preferred embodiment of the present invention, described method described step to perform according to the position of described defect and area information and in conjunction with the rebuilding instruction of described defect and repair procedure repair operation after also comprise:
The color film glass substrate repaired is judged again, if it is determined that be qualified, then terminates to judge and repair process; If it is determined that result is defective, then repeat the step of reparation operation.
According to one preferred embodiment of the present invention, the reparation of described prosthetic appliance and the process of judgement show at the display interfaces of its correspondence, so that monitor described prosthetic appliance whether be in normal duty.
According to one preferred embodiment of the present invention, described method also comprises: the information of described result of determination be kept in the system file of described prosthetic appliance, and what be convenient to make regular check on described prosthetic appliance in the system file preserved has determined whether exception.
For solving the problems of the technologies described above, the present invention also provides detection and the repair system of the color film glass substrate of a kind of TFT-LCD, and described system comprises: prosthetic appliance and checkout equipment; Wherein, described prosthetic appliance comprises receiver module further and repairs module, and described receiver module often plants rebuilding instruction and the repair procedure of defect for the zero defect information and correspondence receiving product; Described checkout equipment is used for detecting color film glass substrate, and contrasts, the zero defect information of the product detected in the color film glass substrate of existing defects and described prosthetic appliance to draw position and the area information of defect; Described reparation module performs according to the position of described defect and area information and in conjunction with described rebuilding instruction and repair procedure and repairs operation.
According to one preferred embodiment of the present invention, described prosthetic appliance is autogenous mill; Described checkout equipment is automated optical inspection.
According to one preferred embodiment of the present invention, described prosthetic appliance also comprises determination module, and described determination module is used for again judging the color film glass substrate repaired, if it is determined that be qualified, then terminates to judge and repair process; If it is determined that result is defective, then repairs module and repeat reparation operation.
According to one preferred embodiment of the present invention, described prosthetic appliance comprises display module and memory module further, described display module is for the process of the reparation and judgement that show prosthetic appliance, described memory module is for storing the result of determination information of described determination module, and what be convenient to make regular check on described prosthetic appliance in described memory module has determined whether exception.
Relative to prior art, the detection of color film glass substrate provided by the invention and restorative procedure and system thereof, input in prosthetic appliance by the rebuilding instruction and repair procedure of the zero defect information of product and correspondence often being planted defect, prosthetic appliance can detect color film glass substrate and repair voluntarily, judge compared to traditional by manually carrying out detection, the method that grinding is repaired, greatly reduce human cost, also overcome the accuracy that manual operation brings simultaneously, efficiency and the low problem of security, the detection of color film glass substrate provided by the invention and restorative procedure, quality and the production efficiency of product can be improved, ensure the quality stability of product.In addition, also utilize display device to judge whole detection and repair step and carry out whole process and show, so that the workflow of control and management prosthetic appliance better.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the color detection of film glass substrate of TFT-LCD of the present invention and the schematic flow sheet of restorative procedure one preferred embodiment;
Fig. 2 is a kind of part PS point position distribution schematic diagram of color film glass substrate;
Fig. 3 a is the schematic diagram of the black defect of color film glass substrate;
Fig. 3 b is the schematic diagram of the white defect of color film glass substrate;
Fig. 4 is color film glass substrate zero defect PS point position distributed intelligence figure;
Fig. 5 is color film glass base board defect co-ordinate position information figure; And
Fig. 6 is the color detection of film glass substrate of TFT-LCD of the present invention and the composition structure diagram of repair system one preferred embodiment.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.It is emphasized that following examples are only for illustration of the present invention, but scope of the present invention is not limited.Same, following examples are only section Example of the present invention and not all embodiments, and those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of protection of the invention.
Refer to Fig. 1, Fig. 1 is the color detection of film glass substrate of TFT-LCD of the present invention and the schematic flow sheet of restorative procedure one preferred embodiment, and the method includes but not limited to following steps.
Step S100, in prosthetic appliance, the zero defect information of input product and correspondence often plant rebuilding instruction and the repair procedure of defect.
In the present invention, the prosthetic appliance of indication is preferably autogenous mill, and color film glass substrate is the color film glass substrate of TFT-LCD.The zero defect information of product then comprises the zero defect PS point position true coordinates system of color film glass substrate and scanned picture etc. and performs contrast when detecting and repair with reference to information as prosthetic appliance.The rebuilding instruction of defect and repair procedure are determined according to the height of defect and size two numerical value usually.
Refer to Fig. 2, Fig. 2 is a kind of part PS (PostSpacer of color film glass substrate, chock insulator matter after TFT-LCDpanel inner support liquid crystal cell, last one Photo operation of color film) put position distribution schematic diagram, the situation of color film glass substrate main PS point distribution (1-1) and color film glass substrate secondary PS point distribution (1-2) two kinds of PS points distributions is included in this figure, also be included in the horizontal and vertical situation in periodic Distribution PS point of color film glass substrate, as shown in the PS in figure represented by 1-3 distributes dot cycle.Representedly in this figure distribute in (1-1) at the main PS point of color film glass substrate, cycle is 1/15 to the transverse direction of PS point repeatedly, namely every 15 PS points reappear once larger or less PS point (being less PS point in the figure), and period pitch is 708.75um repeatedly; Put in distribution (1-2) at color film glass substrate secondary PS and represent equally distributed onesize PS point; 1-3 represents the situation of the longitudinal period profile of PS point, and wherein, the cycle is 1/6 repeatedly, and period pitch is 850.5um repeatedly.
It should be noted that, the common defect of color film glass substrate generally comprises black defect and white defect two kinds, and refer to Fig. 3 a and Fig. 3 b, two width figure sets forth the schematic diagram of color film glass substrate two kinds of common deficiencies.The present invention relates on the prosthetic appliance equipment after color film glass substrate carries out PS technique black defect is detected, judge and grind repair process, white defect then can directly carry out judging (Ink of white defect repairs general before PS line), so the present invention does not relate to the process processed the white defect on color film glass substrate.
Step S200, detects color film glass substrate, and contrasts, the zero defect information of the product detected in the color film glass substrate of existing defects and prosthetic appliance to draw position and the area information of defect.
In this step, the checkout equipment detected color film glass substrate is preferably automated optical inspection (full name of AutomaticOpticInspection is automated optical inspection).The black defective data information (comprising coordinate points and size) that the need that prosthetic appliance provides according to AOI are repaired, determine the defect coordinate position needing to repair, compared in defect coordinate position and the position distributed intelligence of PS point simultaneously, see also Fig. 4 and Fig. 5, Fig. 4 is color film glass substrate zero defect PS point position distributed intelligence figure, and Fig. 5 is color film glass base board defect co-ordinate position information figure.In figure, 3-1 is expressed as PS point, 3-2 and 3-4 is expressed as black defect, and 3-3 is expressed as white defect.After being contrasted by defect coordinate positional information figure and zero defect PS point position distributed intelligence figure, carry out grinding reparation to avoid PS point being worked as black defect by mistake.When black defect and PS are too near as shown in the 3-4 in Fig. 5, can according to actual conditions (as PS point blocked the decline abrasive action of grinding head time) adjacent PS point can be ground away.
Step S300, performs according to the position of defect and area information and in conjunction with rebuilding instruction and repair procedure and repairs operation.
Repairing operation concrete steps can be: from one jiao of color film glass substrate to be repaired toward laterally or longitudinally moving, judging one by one the defect need grinding reparation and repairing.
Preferably, the detection of this color film glass substrate and restorative procedure step according to the position of defect and area information and the rebuilding instruction of binding deficient and repair procedure perform repair operation after also comprise step S400, the color film glass substrate repaired is judged again.
If it is determined that be qualified, then enter step S600, terminate to judge and repair process; If it is determined that result is defective, then return step S300, repeat the step of reparation operation.
In step S400, after the color film glass substrate repaired is judged again, comprise step S500 further, be kept in the system file of prosthetic appliance by the information of result of determination, what be convenient to make regular check on prosthetic appliance in the system file preserved has determined whether exception.
Preferably, in the present embodiment, the whole reparation of prosthetic appliance and the process of judgement all show at the display interfaces of its correspondence, so that whether monitor and repairing equipment is in normal duty.Display can be the computer of peripheral hardware, or prosthetic appliance self with display device, within the scope of the understanding of those skilled in the art, repeat no more herein.
In addition, the embodiment of the present invention also provides detection and the repair system of the color film glass substrate of a kind of TFT-LCD, refers to Fig. 6, and Fig. 6 is the color detection of film glass substrate of TFT-LCD of the present invention and the composition structure diagram of repair system one preferred embodiment.This system includes but not limited to following equipment: prosthetic appliance 610 and checkout equipment 620.
Specifically, prosthetic appliance 610 comprises receiver module 611 further, repairs module 612, determination module 613, display module 614 and memory module 615.
Receiver module 611 often plants rebuilding instruction and the repair procedure of defect for the zero defect information and correspondence receiving product.The zero defect information of the product detected in the color film glass substrate of existing defects and prosthetic appliance 610 for detecting color film glass substrate, and contrasts, to draw position and the area information of defect by checkout equipment 620; Repair module 612 according to the position of defect and area information and in conjunction with rebuilding instruction and repair procedure execution reparation operation; Determination module 613, for again judging the color film glass substrate repaired, if it is determined that be qualified, then terminates to judge and repair process; If it is determined that result is defective, then repairs module 612 and repeat reparation operation; Display module 614 is for the process of the reparation and judgement that show prosthetic appliance; Memory module 615 is for storing the result of determination information of determination module 613, and what be convenient to make regular check on prosthetic appliance in memory module 615 has determined whether exception.
Wherein, prosthetic appliance 610 is preferably autogenous mill; Checkout equipment 620 is preferably automated optical inspection.And about functional module each in prosthetic appliance 610 and the concrete course of work of checkout equipment 620, refer to the associated description in the detection of the color film glass substrate of above-mentioned TFT-LCD and restorative procedure embodiment, also repeat no more herein.
Relative to prior art, the detection of color film glass substrate provided by the invention and restorative procedure and system thereof, input in prosthetic appliance by the rebuilding instruction and repair procedure of the zero defect information of product and correspondence often being planted defect, prosthetic appliance can detect color film glass substrate and repair voluntarily, judge compared to traditional by manually carrying out detection, the method that grinding is repaired, greatly reduce human cost, also overcome the accuracy that manual operation brings simultaneously, efficiency and the low problem of security, the detection of color film glass substrate provided by the invention and restorative procedure, quality and the production efficiency of product can be improved, ensure the quality stability of product.In addition, also utilize display device to judge whole detection and repair step and carry out whole process and show, so that the workflow of control and management prosthetic appliance better.
The foregoing is only a kind of embodiment of the present invention; not thereby limit the scope of the invention; every utilize instructions of the present invention and accompanying drawing content to do equivalent device or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. the detection of the color film glass substrate of TFT-LCD and a restorative procedure, it is characterized in that, described method comprises:
In prosthetic appliance, the zero defect information of input product and correspondence often plant rebuilding instruction and the repair procedure of defect;
Color film glass substrate is detected, and the zero defect information of the product detected in the color film glass substrate of existing defects and described prosthetic appliance is contrasted, to draw position and the area information of defect;
Perform according to the position of described defect and area information and in conjunction with described rebuilding instruction and repair procedure and repair operation.
2. method according to claim 1, is characterized in that, the zero defect information of described product comprises zero defect dottle pin object point position true coordinates system and the scanned picture of color film glass substrate.
3. method according to claim 2, is characterized in that, the checkout equipment in the described step detected color film glass substrate is automated optical inspection; Described prosthetic appliance is autogenous mill.
4. method according to claim 1, is characterized in that, described method described step to perform according to the position of described defect and area information and in conjunction with the rebuilding instruction of described defect and repair procedure repair operation after also comprise:
The color film glass substrate repaired is judged again, if it is determined that be qualified, then terminates to judge and repair process; If it is determined that result is defective, then repeat the step of reparation operation.
5. method according to claim 4, is characterized in that, the reparation of described prosthetic appliance and the process of judgement show at the display interfaces of its correspondence, so that monitor described prosthetic appliance whether be in normal duty.
6. method according to claim 5, it is characterized in that, described method also comprises: the information of described result of determination be kept in the system file of described prosthetic appliance, and what be convenient to make regular check on described prosthetic appliance in the system file preserved has determined whether exception.
7. the detection of the color film glass substrate of TFT-LCD and a repair system, it is characterized in that, described system comprises: prosthetic appliance and checkout equipment; Wherein, described prosthetic appliance comprises receiver module further and repairs module, and described receiver module often plants rebuilding instruction and the repair procedure of defect for the zero defect information and correspondence receiving product; Described checkout equipment is used for detecting color film glass substrate, and contrasts, the zero defect information of the product detected in the color film glass substrate of existing defects and described prosthetic appliance to draw position and the area information of defect; Described reparation module performs according to the position of described defect and area information and in conjunction with described rebuilding instruction and repair procedure and repairs operation.
8. system according to claim 7, is characterized in that, described prosthetic appliance is autogenous mill; Described checkout equipment is automated optical inspection.
9. system according to claim 8, is characterized in that, described prosthetic appliance also comprises determination module, and described determination module is used for again judging the color film glass substrate repaired, if it is determined that be qualified, then terminates to judge and repair process; If it is determined that result is defective, then repairs module and repeat reparation operation.
10. system according to claim 9, it is characterized in that, described prosthetic appliance comprises display module and memory module further, described display module is for the process of the reparation and judgement that show prosthetic appliance, described memory module is for storing the result of determination information of described determination module, and what be convenient to make regular check on described prosthetic appliance in described memory module has determined whether exception.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510769372.5A CN105242423B (en) | 2015-11-11 | 2015-11-11 | The detection of TFT-LCD coloured silk film glass substrates and restorative procedure and its system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510769372.5A CN105242423B (en) | 2015-11-11 | 2015-11-11 | The detection of TFT-LCD coloured silk film glass substrates and restorative procedure and its system |
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| CN105242423A true CN105242423A (en) | 2016-01-13 |
| CN105242423B CN105242423B (en) | 2018-10-19 |
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| CN109143631A (en) * | 2018-09-30 | 2019-01-04 | 惠科股份有限公司 | Method for repairing and mending and device |
| CN109799630A (en) * | 2019-03-07 | 2019-05-24 | 深圳市华星光电技术有限公司 | Glass substrate resurveys reconditioning system and method |
| CN109814289A (en) * | 2019-03-21 | 2019-05-28 | 深圳市华星光电技术有限公司 | Method for repairing base plate |
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| CN110082974B (en) * | 2019-04-08 | 2021-11-02 | Tcl华星光电技术有限公司 | Array substrate repairing system and method thereof |
| CN110161729A (en) * | 2019-05-17 | 2019-08-23 | 深圳市华星光电半导体显示技术有限公司 | Display panel test method and system |
| CN110161729B (en) * | 2019-05-17 | 2021-08-03 | 深圳市华星光电半导体显示技术有限公司 | Display panel testing method and system |
| CN110058439A (en) * | 2019-05-20 | 2019-07-26 | 成都中电熊猫显示科技有限公司 | The foreign matter minimizing technology and equipment of colorized optical filtering on piece |
| CN110058439B (en) * | 2019-05-20 | 2021-03-23 | 成都中电熊猫显示科技有限公司 | Method and apparatus for removing foreign matter on color filter |
| CN111522156B (en) * | 2020-04-22 | 2023-05-02 | Tcl华星光电技术有限公司 | Method and device for detecting substrate defects |
| CN111522156A (en) * | 2020-04-22 | 2020-08-11 | Tcl华星光电技术有限公司 | Method and device for detecting substrate defects |
| CN113077442A (en) * | 2021-03-31 | 2021-07-06 | 长沙惠科光电有限公司 | Grinding repair method, equipment and medium for color film |
| CN112904605A (en) * | 2021-03-31 | 2021-06-04 | 长沙惠科光电有限公司 | Method, equipment and medium for measuring height of color film defect |
| CN112904605B (en) * | 2021-03-31 | 2023-03-28 | 长沙惠科光电有限公司 | Method, equipment and medium for measuring height of color film defect |
| CN113077442B (en) * | 2021-03-31 | 2023-04-25 | 长沙惠科光电有限公司 | Method, equipment and medium for grinding and repairing color film |
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