CN1866089A - Apparatus and method for assembling liquid display - Google Patents
Apparatus and method for assembling liquid display Download PDFInfo
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- CN1866089A CN1866089A CN 200510068083 CN200510068083A CN1866089A CN 1866089 A CN1866089 A CN 1866089A CN 200510068083 CN200510068083 CN 200510068083 CN 200510068083 A CN200510068083 A CN 200510068083A CN 1866089 A CN1866089 A CN 1866089A
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- liquid crystal
- crystal panel
- module backlight
- air gun
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Abstract
The disclosed assembly method for LCD comprises: blasting ion gas to clean the LC panel and backlight module. Wherein, the device comprises: a fixing device with multiple vacuum suction nozzles, a lifting platform under the fixing device to adjust the distance between panel and backlight module, and an ion cleaning device arranged on side of platform and fixing device.
Description
Technical field
The present invention relates to a kind of mounting equipment and assemble method thereof that is applicable to LCD, be meant especially a kind of can be in when assembling, assemble method that cleans in the lump and equipment.
Background technology
Now, the main processing procedure of Thin Film Transistor-LCD (TFT-LCD) can be divided into for three stages: at first must form thin film transistor (TFT) on glass substrate, make a surface and have the array base palte that many thin film transistor (TFT)s are arranged with array way, be commonly referred to as array processing procedure (Array).
Next is that an aforesaid array base palte and a filter sheet base plate are fitted, and pours into liquid crystal again, becomes a liquid crystal panel, is called liquid crystal panel manufacture process (Cell).
Then with this liquid crystal panel and module backlight, drive IC and the combination of various spare part, this is module assembling (Module Assembly) at last.
And in module assembling, carry out module backlight or when assembling with liquid crystal panel, be after liquid crystal panel is stacked and placed on tram, module backlight top, in addition chimeric fixing.And if in assembling process, module backlight or liquid crystal panel surface speckle with particulate (Particle) and are not removed, and then after assembling is finished, are stored in particulate between the two, will the optical characteristics of LCD be exerted an adverse impact.
Therefore, in existing assembling process, module backlight and liquid crystal panel surface separately all are adhesive with diaphragm, in the time will assembling, just diaphragm are removed.In addition, in assembling process, more add the program of rejecting particulate, and make assembling process mainly carry out with the following step:
A. module backlight is positioned over job platform, remove the diaphragm on module backlight surface after, light module backlight; by the light that module backlight provided; whether there is particulate to attach with manual detection module backlight surface,, then particulate sticked with a glutinous rod of getting with stickiness if find that particulate attaches.
B. the diaphragm with the liquid crystal panel surface removes, and takes to the ion fan, behind the particulate that blowing liquid crystal panel adhering on surface, liquid crystal panel is stacked and placed on the module backlight.
Yet aforesaid assembling mode but has many shortcomings.For example:
1. need expend a large amount of manpowers and detect module backlight surface one by one with naked eyes and whether speckle with particulate, this mode is not only omitted easily to some extent, has more significantly increased production cost and has reduced the efficient of producing.
2. after personnel find particulate, be particulate to be removed, in the process of removing, may cause the scratch of module surface optics film backlight, and influence optical quality because of personnel's careless mistake (for example undue force or anisotropy) with the glutinous rod of getting.In addition, on practice, glutinous get rod can't one pick dirty particulate after, promptly give replacing, often dirty be accumulate to a degree after, upgrade just now.Thus, very likely cause the glutinous particulate of getting rod to repeat to be stained with glutinous, can't guarantee the cleaning of product.
3. liquid crystal panel is after removing diaphragm; though its surface is cleaned with the ion fan; but the angle that cleans, time and ion fan itself may be the pollution source of the dirty particulate of a generation; therefore; make liquid crystal panel after utilizing the ion fan to clean, particulate may still residually be arranged.
4. liquid crystal panel and each leisure of module backlight remove in the process of diaphragm, will make its surface have a large amount of buildup of static electricity, but not be subjected to suitable removing, make the optical thin film in the module backlight be subject to the electrostatic attraction of liquid crystal panel, produce torsional deformation.
Therefore, the aforesaid shortcoming of how forgoing, and the efficient when increasing the assembling of liquid crystal panel and module backlight more are the directions that those who are familiar with this art endeavour.
Summary of the invention
The mounting equipment and the assemble method thereof that the purpose of this invention is to provide a kind of LCD, it can clean in the process of assembling liquid crystal panel and module backlight simultaneously, removes liquid crystal panel and the particulate on module backlight surface and the static charge of accumulation.
For achieving the above object, the present invention proposes a kind of mounting equipment that is used for LCD, can be by this mounting equipment, and aforesaid assemble method is assembled liquid crystal panel and module backlight; This mounting equipment comprises a stationary installation, a hoistable platform and an ion dust arrester; Stationary installation, it has a plurality of vacuum slots, can be used to fix a liquid crystal panel; Hoistable platform is vertically installed in stationary installation below, in order to carrying a module backlight, thereby adjusts the distance between liquid crystal panel and module backlight; The ion dust arrester is arranged at the side of hoistable platform and stationary installation, can blow out a gas flow of ions, to remove liquid crystal panel and module surface both particulate backlight and static charge.
The invention allows for a kind of assemble method, be used to assemble a liquid crystal panel and a module backlight, this assemble method comprises the following steps: to fix respectively this liquid crystal panel and this module backlight, makes this liquid crystal panel and this module backlight relative up and down, and the distance of being separated by between the two; Be blown between this liquid crystal panel and this module backlight with a gas flow of ions, remove the particulate and the neutralize static charges of this module backlight and this liquid crystal panel surface both; This liquid crystal panel is bearing on this module backlight; And in conjunction with this liquid crystal panel and this module backlight.
In sum, the present invention can effectively remove particulate between the two by aforesaid gas flow of ions being blown between liquid crystal panel and the module backlight, and both static charges on surface separately simultaneously also can neutralize.In addition, more because in assembling, the effect of Chamomile Extract can effectively integrate assembling and the step that cleans, and except that can saving time, does not need to expend a large amount of manpowers more again and cleans; And, after synchronously both being cleaned, promptly give assembling, can guarantee module backlight and liquid crystal panel after cleaning is finished, can not be subjected to the pollution of particulate once more.
Description of drawings
Fig. 1 is the schematic perspective view of one embodiment of the invention.
Fig. 2 is the schematic top plan view of another embodiment of the present invention.
Fig. 3 is the schematic top plan view of further embodiment of this invention.
Fig. 4 is the schematic side view of yet another embodiment of the invention.
Description of reference numerals:
2 mounting equipments, 231 first ion air guns
10 liquid crystal panels, 232 second ion air guns
11 module 233 the 3rd ion air guns backlight
21 stationary installation H are apart from height
22 hoistable platform A1, first angle
23 ion cleaner A2, second angle
211 vacuum slot A3 the 3rd angle
230 kuppes
Embodiment
See also Fig. 1, it is an embodiment of mounting equipment of the present invention, in the present embodiment, is can be in order to assemble a liquid crystal panel 10 and a module 11 backlight.
This mounting equipment 2 comprises a stationary installation 21, a hoistable platform 22 and an ion dust arrester 23.
Stationary installation 21 is in assembling process, in order to immobile liquid crystal panel 10.In the present embodiment, be a mechanical arm, but the oscilaltion of one end changes its position, and this end have a plurality of vacuum slots 211, can pass through vacuum slot 211, suitable absorption affinity is provided.Certainly, also can pass through other similar device, provide the strength of absorption or clamping to fix liquid crystal panel.
Hoistable platform 22 is in assembling process, and in order to carry a module 11 backlight, it vertically is arranged under the stationary installation 21.But be oscilaltion, be used for changing the distance of 11 of liquid crystal panel 10 and modules backlight.
Ion dust arrester 23 is arranged at the side of hoistable platform 22 and stationary installation 21, has a kuppe 230 and one first ion air gun 231, can blow out through kuppe by the first ion air gun, 231 generations, one gas flow of ions.Certainly, can comply with different demands, make the different designs that is shaped as of kuppe 230, the air-out opening of kuppe 230 is phased down, and make the air-flow that blows out that concentrated effect be arranged.
Again, this first ion air gun 231 can be connected with an air-flow storage source (not shown), blows out after will flowing into the gas ionization in the first ion air gun 231, and in practice, a switch can be set more, and the startup that decides ion dust arrester 23 whether.
When the mounting equipment 2 of present embodiment, when being used for the assembling process of liquid crystal panel 10 and module 11 backlight, then can carry out by the following step:
A. module 11 backlight is positioned on the hoistable platform 22, and removes its surperficial diaphragm.
B. after the diaphragm on liquid crystal panel 10 surfaces being removed, be stacked and placed on tram on the module 11 backlight.
C. the position of regulation fixing apparatus 21 (as mechanical arm) makes 211 adsorbable liquid crystal panels of vacuum slot 10 of its end, and liquid crystal panel 10 is maintained static.
D. fall hoistable platform 22, and the distance of being separated by between the two.
E. starting switch, ion dust arrester 23 begin action, and the gas flow of ions that the first ion air gun 231 is wherein blown out blows out through its kuppe 230, blows between liquid crystal panel 10 and the module backlight 11.
F. after finishing the particulate removing, rise hoistable platform 22, make module 11 backlight get back to initial position,, fix and can carry out sharp follow-up chimeric assembling even also liquid crystal panel 10 breastings are stacked and placed on 11 modules backlight.
By aforesaid gas flow of ions being blown between liquid crystal panel 10 and the module backlight 11, can effectively remove particulate between the two, both static charges on surface separately simultaneously also can neutralize.In addition, more because in assembling, the effect of Chamomile Extract can effectively integrate assembling and the step that cleans, and except that can saving time, does not need to expend a large amount of manpowers more again and cleans; And, after synchronously both being cleaned, promptly give assembling, can guarantee that module 11 backlight and liquid crystal panel 10 after cleaning is finished, can not be subjected to the pollution of particulate once more.
And in the present embodiment, before liquid crystal panel 10 was bearing on module 11 backlight again, gas flow of ions still continued to be blown between liquid crystal panel 10 and the module backlight 11, to guarantee the cleaning of assembling process.And under preferable embodiment, in order to reach better cleaning effect, after can working as hoistable platform 22 declines, after being blown between the two space a period of time (for example after the several seconds) with gas flow of ions, hoistable platform 22 is risen, and liquid crystal panel 10 breastings are stacked and placed on the module 11 backlight.
In addition, eliminate effect, in the time of can making liquid crystal panel 10 be divided into 10mm mutually, be blown into gas flow of ions, and can reach preferable cleaning effect with module 11 backlight distance H between the two in order to reach better static.
See also following table, as shown in the table, when liquid crystal panel 10 and the module 11 backlight different distance of being separated by between the two, and when being blown into gas flow of ions, three gauge points, 1,2,3 places of position between diverse location, measured static voltage is reduced to 0 volt of required time by 1000 volts.
| The position | 5mm | 10mm | 15mm | 20mm | 25mm |
| 1 | 2.1 | 1.4 | 1.6 | 1.7 | 2.5 |
| 2 | 1.6 | 1.1 | 1.4 | 1.7 | 2.1 |
| 3 | 2.1 | 1.3 | 1.5 | 2.0 | 2.2 |
| Avg(s) | 1.93 | 1.27 | 1.50 | 1.80 | 2.27 |
By in the table as can be known, though when both spacing distance 5mm～25mm, all can eliminate static rapidly, when both are separated by 10mm, can in the short period of time the static charge of being accumulated be eliminated.
In addition, the size difference along with applied LCD also can have corresponding change.Seeing also shown in Figure 2 its is the schematic top plan view of mounting equipment one embodiment of the present invention, and in order to be beneficial to demonstration air current flow direction wherein, does not show liquid crystal panel 10, and display backlight module 11 only.
In the present embodiment, can more evenly contain, except one first ion air gun 231, have more one second ion air gun 232 and one the 3rd ion air gun 233 in the ion dust arrester 23 than large tracts of land in order to make the gas flow of ions that blows out.
Ion air gun three in the ion dust arrester 23 is parallel to each other and is set up in parallel, the air-flow that blows out separately is also parallel when kuppe 230 blows out, because when gas flow of ions flows, air-flow ambient air pressure is lower, and with the pressure of module 11 both sides air backlight difference to some extent, therefore, the air of the both sides of module 11 backlight, pour into from both sides easily, and bring particulate into, make particulate also appear at the two side areas of module 11 backlight easily.
For this reason, can be with the Way out of this three ions air gun, towards different directions.See also Fig. 3, be the schematic top plan view of this three ions air gun in the ion dust arrester, as shown in the figure, the second ion air gun 232 is positioned at the first ion air gun, 231 1 sides, the muzzle direction of the muzzle direction of the second ion air gun 232 and the first ion air gun 231 has one first included angle A 1 between the two.The 3rd ion air gun 233 is positioned at the first ion air gun, 231 opposite sides, and the muzzle direction of the muzzle direction of the 3rd ion air gun 233 and the first ion air gun 231 has one second included angle A 2 between the two.
Like fan-shaped arrangement mode, the air-flow that kuppe 230 is blown out also is fan-shaped blowing out by this kind, and when being prevented to be blown into gas flow of ions, the air of module backlight 11 both sides pours into.And, though first included angle A 1 and second included angle A, 2 angular ranges are between 2 degree-15 degree, can prevent effectively that all the both sides air from pouring into, but in first included angle A 1 and second included angle A 2, be all 2.5 when spending, and can reach preferable cleaning effect, the disqualification rate that contains particulate between the two will reduce to 1.91% from 2.69% (when three ion guns are arranged parallel to each other) when spending (first included angle A 1 and second included angle A 2 are all 2.5).
Please continue to consult Fig. 4, it is the schematic side view of an embodiment of mounting equipment of the present invention.In order to obtain better cleaning effect, in the present embodiment, in the time of still can making gas flow of ions be blown between liquid crystal panel and the module backlight, gas flow of ions is blown into direction, with this module backlight surface or this liquid crystal panel surface, accompanies a pitch angle.
That is be, the air stream outlet of the kuppe 230 of ion dust arrester 23, be towards module 11 backlight or towards liquid crystal panel 10, direction D and module backlight 11 surfaces or liquid crystal panel 10 surfaces that kuppe 230 air-flows are blown out, accompany a pitch angle A3, making gas flow of ions is not to be parallel to the direct of travel on module 11 backlight or liquid crystal panel 10 surfaces, directly to pass through; But between the two, bending is advanced, and increases the touch opportunity of gas flow of ions and module backlight 11 and liquid crystal panel 10.And aforesaid pitch angle A3 is good with 10 degree more.
By above embodiment as can be known, the present invention not only can effectively remove particulate in the assembling process of liquid crystal panel 10 and module 11 backlight, and both static charges on surface separately simultaneously also can neutralize.In addition, integrate assembling and the step that cleans more simultaneously, save plenty of time and manpower, and guarantee the cleaning of assembling process.Compare with known mounting equipment, significant progress is arranged in fact.More can after reading this instructions and above each embodiment, understand the utilization of spirit of the present invention and other advantage that is had thereof or other function more and know present technique person.
The above is to utilize a preferred embodiment and different embodiment describing the present invention in detail, and it is not in order to limiting practical range of the present invention, and has the knack of this skill person and all can understand, suitably make slightly modification still without departing from the spirit or scope of the invention.
Claims (10)
1. the mounting equipment of a LCD in order to assemble a liquid crystal panel and a module backlight, comprising:
One stationary installation has a plurality of vacuum slots, can be used to fix this liquid crystal panel;
One hoistable platform is vertically installed in this stationary installation below, is used for carrying this module backlight, thereby adjusts the distance between this liquid crystal panel and this module backlight; And
One ion dust arrester, be arranged at the side of this hoistable platform and this stationary installation, have a kuppe and one first ion air gun, produce a gas flow of ions by this first ion air gun, blow out through this kuppe, to remove this liquid crystal panel and this module surface both particulate backlight and static charge.
2. mounting equipment as claimed in claim 1 is characterized in that, the direction that this kuppe air-flow blows out and this module backlight surface accompany a pitch angle.
3. mounting equipment as claimed in claim 1, it is characterized in that, this ion dust arrester has more one second ion air gun and one the 3rd ion air gun, this second ion air gun is positioned at this first ion air gun left side, the muzzle direction of the muzzle direction of this second ion air gun and this first ion air gun, has one first angle between the two, the 3rd ion air gun is positioned at this first ion air gun right side, the muzzle direction of the muzzle direction of the 3rd ion air gun and this first ion air gun has one second angle between the two.
4. mounting equipment as claimed in claim 3 is characterized in that, this first angle be 2 the degree to 15 the degree, this second angle be 2 the degree to 15 the degree.
5. mounting equipment as claimed in claim 3 is characterized in that, this first angle is 2.5 degree, and this second angle is 2.5 degree.
6. an assemble method is used to assemble a liquid crystal panel and a module backlight, and this assemble method comprises the following steps:
Fix this liquid crystal panel and this module backlight respectively, make this liquid crystal panel and this module backlight relative up and down, and the distance of being separated by between the two;
Be blown between this liquid crystal panel and this module backlight with a gas flow of ions, remove the particulate and the neutralize static charges of this module backlight and this liquid crystal panel surface both;
This liquid crystal panel is bearing on this module backlight; And
In conjunction with this liquid crystal panel and this module backlight.
7. assemble method as claimed in claim 6 is characterized in that, before fixing this module backlight, comprises that more a step is for removing the diaphragm on this module backlight and this liquid crystal panel surface in advance.
8. assemble method as claimed in claim 6 is characterized in that, before this liquid crystal panel was bearing on this module backlight, this gas flow of ions was to continue to be blown between this liquid crystal panel and this module backlight.
9. assemble method as claimed in claim 6, it is characterized in that before this liquid crystal panel was bearing on this module backlight, this gas flow of ions was to continue to be blown between this liquid crystal panel and this module backlight, and after after a while, this liquid crystal panel is bearing on this module backlight.
10. assemble method as claimed in claim 6 is characterized in that, when this gas flow of ions was blown between this liquid crystal panel and this module backlight, this gas flow of ions was blown into direction and this module backlight surface, accompanies a pitch angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100680839A CN100373224C (en) | 2005-05-16 | 2005-05-16 | Apparatus and method for assembling liquid display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100680839A CN100373224C (en) | 2005-05-16 | 2005-05-16 | Apparatus and method for assembling liquid display |
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| Publication Number | Publication Date |
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| CN1866089A true CN1866089A (en) | 2006-11-22 |
| CN100373224C CN100373224C (en) | 2008-03-05 |
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| CNB2005100680839A Expired - Fee Related CN100373224C (en) | 2005-05-16 | 2005-05-16 | Apparatus and method for assembling liquid display |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101363988B (en) * | 2008-09-27 | 2010-06-02 | 友达光电股份有限公司 | Microparticles removing table |
| CN101419354B (en) * | 2007-10-25 | 2010-10-13 | 达信科技股份有限公司 | Slice getting device |
| CN101738776B (en) * | 2008-11-11 | 2012-06-13 | 乐金显示有限公司 | Apparatus for assembling liquid crystal display |
| CN102689490A (en) * | 2012-05-10 | 2012-09-26 | 无锡博一光电科技有限公司 | Method for bonding backlight module with LED (liquid crystal display) panel |
| CN102809844A (en) * | 2012-08-14 | 2012-12-05 | 深圳市华星光电技术有限公司 | Method and equipment for assembling backlight module |
| CN102830524A (en) * | 2012-09-04 | 2012-12-19 | 京东方科技集团股份有限公司 | Module assembling device |
| CN103809311A (en) * | 2014-03-10 | 2014-05-21 | 信利光电股份有限公司 | Method and equipment for detecting stress resistance of display screen |
| CN104614880A (en) * | 2014-12-25 | 2015-05-13 | 昆山龙腾光电有限公司 | Liquid crystal display module assembling jig and method |
| CN104777652A (en) * | 2015-04-29 | 2015-07-15 | 京东方科技集团股份有限公司 | Assembling jig and assembling method thereof |
| CN108000423A (en) * | 2018-01-02 | 2018-05-08 | 京东方科技集团股份有限公司 | A kind of assembling device, display assembling equipment and display assemble method |
| CN110780470A (en) * | 2018-07-31 | 2020-02-11 | 日本电产三协株式会社 | Conveying system |
| CN111556638A (en) * | 2020-05-22 | 2020-08-18 | Tcl华星光电技术有限公司 | Method and system for improving static accumulation |
| CN112859410A (en) * | 2021-02-27 | 2021-05-28 | 四川兆纪光电科技有限公司 | Assembling method of liquid crystal display module |
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| JPH11295732A (en) * | 1998-04-10 | 1999-10-29 | Sharp Corp | Module assembling device |
| CN1276293C (en) * | 2002-12-17 | 2006-09-20 | 广辉电子股份有限公司 | Liquid crystal panel and back light board assembling tool |
| TWI232492B (en) * | 2004-06-04 | 2005-05-11 | Au Optronics Corp | A process chamber equipped with a cleaning function |
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| CN101363988B (en) * | 2008-09-27 | 2010-06-02 | 友达光电股份有限公司 | Microparticles removing table |
| CN101738776B (en) * | 2008-11-11 | 2012-06-13 | 乐金显示有限公司 | Apparatus for assembling liquid crystal display |
| CN102689490B (en) * | 2012-05-10 | 2015-04-22 | 无锡博一光电科技有限公司 | Method for bonding backlight module with LED (liquid crystal display) panel |
| CN102689490A (en) * | 2012-05-10 | 2012-09-26 | 无锡博一光电科技有限公司 | Method for bonding backlight module with LED (liquid crystal display) panel |
| CN102809844A (en) * | 2012-08-14 | 2012-12-05 | 深圳市华星光电技术有限公司 | Method and equipment for assembling backlight module |
| CN102809844B (en) * | 2012-08-14 | 2015-02-18 | 深圳市华星光电技术有限公司 | Method and equipment for assembling backlight module |
| CN102830524A (en) * | 2012-09-04 | 2012-12-19 | 京东方科技集团股份有限公司 | Module assembling device |
| CN103809311A (en) * | 2014-03-10 | 2014-05-21 | 信利光电股份有限公司 | Method and equipment for detecting stress resistance of display screen |
| CN103809311B (en) * | 2014-03-10 | 2016-08-24 | 信利光电股份有限公司 | The method and apparatus of detection display screen resistance to stress ability |
| CN104614880A (en) * | 2014-12-25 | 2015-05-13 | 昆山龙腾光电有限公司 | Liquid crystal display module assembling jig and method |
| CN104614880B (en) * | 2014-12-25 | 2017-04-19 | 昆山龙腾光电有限公司 | Liquid crystal display module assembling jig and method |
| CN104777652A (en) * | 2015-04-29 | 2015-07-15 | 京东方科技集团股份有限公司 | Assembling jig and assembling method thereof |
| CN108000423A (en) * | 2018-01-02 | 2018-05-08 | 京东方科技集团股份有限公司 | A kind of assembling device, display assembling equipment and display assemble method |
| CN110780470A (en) * | 2018-07-31 | 2020-02-11 | 日本电产三协株式会社 | Conveying system |
| CN111556638A (en) * | 2020-05-22 | 2020-08-18 | Tcl华星光电技术有限公司 | Method and system for improving static accumulation |
| CN112859410A (en) * | 2021-02-27 | 2021-05-28 | 四川兆纪光电科技有限公司 | Assembling method of liquid crystal display module |
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| CN100373224C (en) | 2008-03-05 |
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