JPH0493816A - Surface cleaning device for liquid crystal display panel - Google Patents
Surface cleaning device for liquid crystal display panelInfo
- Publication number
- JPH0493816A JPH0493816A JP2207204A JP20720490A JPH0493816A JP H0493816 A JPH0493816 A JP H0493816A JP 2207204 A JP2207204 A JP 2207204A JP 20720490 A JP20720490 A JP 20720490A JP H0493816 A JPH0493816 A JP H0493816A
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal display
- display panel
- organic solvent
- cloth body
- 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.)
- Granted
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 34
- 238000004140 cleaning Methods 0.000 title claims description 10
- 239000004744 fabric Substances 0.000 claims abstract description 15
- 239000003960 organic solvent Substances 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 230000007547 defect Effects 0.000 abstract 2
- 230000007812 deficiency Effects 0.000 abstract 1
- 230000000007 visual effect Effects 0.000 abstract 1
- 238000007790 scraping Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000011179 visual inspection Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 239000006063 cullet Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000021190 leftovers Nutrition 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〈産業上の利用分野〉
本発明は、液晶表示素子の製造工程において、液晶表示
パネルの両面に偏光板を貼付する際にその表面に付着し
た汚れや異物等を取り除く液晶表示パネルの表面清掃装
置に関する。[Detailed Description of the Invention] <Industrial Application Field> The present invention is aimed at removing dirt, foreign matter, etc. that adhere to the surface of a liquid crystal display panel when attaching polarizing plates to both sides of the liquid crystal display panel in the manufacturing process of liquid crystal display elements. The present invention relates to a surface cleaning device for a liquid crystal display panel.
〈従来の技術〉
従来、液晶表示パネルに偏光板を貼付する際には、作業
員がアセトンを浸透させた布で一々液晶表示パネルの貼
付面を払拭し、又、加工の際に生じ、表面に付着して取
り除かれないガラスカレ・ント等の異物は、金属製の工
具を用いて削り落とすこととしていた。<Conventional technology> Conventionally, when attaching a polarizing plate to an LCD panel, a worker wipes the attached surface of the LCD panel one by one with a cloth impregnated with acetone. Foreign matter such as glass current that adhered to the surface and could not be removed was scraped off using a metal tool.
〈発明が解決しようとする課題〉
上述した従来の清掃方法では、作業員の手作業によって
いたので作業能率が悪く、又、作業員の目視による作業
であるので、拭き残し等による汚れ残留が生じやすく、
この場合、偏光板の貼付不良が生じるという問題点を有
していた。<Problems to be Solved by the Invention> In the conventional cleaning method described above, the work efficiency is poor because the cleaning method is done manually by the worker, and since the work is done by the worker's visual inspection, dirt remains due to leftovers, etc. Easy,
In this case, there was a problem in that the polarizing plate was stuck incorrectly.
本発明は、液晶表示パネルの清掃を機械的に行なわせ、
上記従来の問題点を解決しようとするものである。The present invention mechanically cleans a liquid crystal display panel,
This is an attempt to solve the above-mentioned conventional problems.
〈課題を解決する為の手段〉
本発明では、製造途中の液晶表示パネルが搬送される経
路中に該液晶表示パネルの表面と所定角度、所定圧力で
接する有機溶剤を含浸させた布や金属刃金を設けること
により、上記従来の問題点を解決した。<Means for Solving the Problems> In the present invention, a cloth or a metal blade impregnated with an organic solvent is used in contact with the surface of the liquid crystal display panel at a predetermined angle and under a predetermined pressure during the route along which the liquid crystal display panel is being transported. By providing gold, the above conventional problems were solved.
く作用〉
有機溶剤が含浸された布は、液晶表示パネルの搬送に伴
ってその表面に圧接し、表面に付着した汚れを払拭し、
金属刃金は表面に付着した異物を削り落とす作用を為す
ものである。A cloth impregnated with an organic solvent comes into pressure contact with the surface of the liquid crystal display panel as it is transported, and wipes away dirt adhering to the surface.
The metal blade has the function of scraping off foreign matter adhering to the surface.
〈実施例〉
以下、図面に示す実施例に基づき本発明の詳細な説明す
る。<Example> Hereinafter, the present invention will be described in detail based on the example shown in the drawings.
第１図は、本発明の清掃装置を用いた液晶表示素子製造
装置の側面図であり、第２図は、その要部簡略図である
０図においてＡ、Ａ’は拭き取り機構部、Ｂは削り取り
機構部、Ｃは偏向板貼付機構部を示す、又、１は液晶表
示パネル２を搬送する搬送ベルトであり、９は該液晶表
示パネル２の表面に貼付される偏向板の供給リール、５
は上記拭き取り機構部Ａ、Ａ’に供給されるアセトン等
の有機溶剤、１０は該有機溶剤５の供給量を調節するバ
ルブ、１１．１２．１３は夫々、該有機溶剤５の供給圧
をコントロールするタイマー、電磁弁、レギュレータを
示す。FIG. 1 is a side view of a liquid crystal display device manufacturing apparatus using the cleaning device of the present invention, and FIG. 1 is a conveyor belt for conveying the liquid crystal display panel 2; 9 is a supply reel for the deflection plate to be applied to the surface of the liquid crystal display panel 2; 5 is a scraping mechanism;
10 is an organic solvent such as acetone that is supplied to the wiping mechanism sections A and A'; 10 is a valve that adjusts the supply amount of the organic solvent 5; and 11, 12, and 13 are controls that control the supply pressure of the organic solvent 5, respectively. The timer, solenoid valve, and regulator are shown.
上記拭き取り機構部Ａ、Ａ“は、第３図に示すように連
結されたバイブ５゛から供給された有機溶剤５が浸透し
た布体３を、保持体４で搬送ベルト１上にその搬送面と
所定角度θを成すように保持すると共に、該布体３をシ
リンダー装置６で搬送ベルト１方向に付勢して成り、液
晶表示パネル２が搬送されることにより、その表面に上
記布体３を所定圧力て圧接させ、表面の汚れを払拭する
ようになっている。ここにおいて、上記角度θは、２０
°±１０°の範囲に設定することが効果的で、液晶表示
パネル２との接触圧は５０〜１００ｇの範囲が最適であ
った。As shown in FIG. 3, the wiping mechanism sections A, A'' hold the cloth body 3 impregnated with the organic solvent 5 supplied from the connected vibrator 5' on the conveyor belt 1 using the holder 4 on the conveyor surface thereof. The cloth body 3 is held so as to form a predetermined angle θ, and the cloth body 3 is urged in the direction of the conveyor belt 1 by a cylinder device 6.As the liquid crystal display panel 2 is conveyed, the cloth body 3 is held on the surface thereof. are brought into contact with each other at a predetermined pressure to wipe away dirt on the surface.Here, the angle θ is 20
It was effective to set the pressure in the range of ±10°, and the optimal contact pressure with the liquid crystal display panel 2 was in the range of 50 to 100 g.
又、上述した有機溶剤５の供給は、第２図に示すように
タイマー１１、電磁弁１２、レギュレーター１３を用い
て有機溶剤５に断続的に圧力を加えることにより為され
るようになっており、この圧力としては、０．５〜１．
０ｋｇ／ｃ横２が望ましく、その加圧時間をＯＮ：ＯＦ
Ｆ比、１：３〜４に設定することにより布体３に供給さ
れる有機溶剤５の量を作動に最適な０．０２ｃｃ程度に
コントロールするようにしている。Further, the above-mentioned supply of the organic solvent 5 is carried out by intermittently applying pressure to the organic solvent 5 using a timer 11, a solenoid valve 12, and a regulator 13, as shown in FIG. , this pressure is 0.5 to 1.
0kg/c horizontal 2 is desirable, and the pressurization time is ON:OF
By setting the F ratio to 1:3 to 4, the amount of organic solvent 5 supplied to the cloth body 3 is controlled to about 0.02 cc, which is optimal for operation.
そして、その供給量の微調整は供給バイブに設けたバル
ブ１０で行うようにしている。Fine adjustment of the supply amount is performed by a valve 10 provided on the supply vibrator.
又、上述した削り取り機構部Ｂは、第４図に示すように
シリンダー装置８で金属刃金７を液晶表示パネル２の表
面と所定角度θ′を成してその表面に圧接するように保
持して成り、搬送ベルト１で液晶表示パネル２が搬送さ
れることにより、該金属刃金７がその表面に付着したガ
ラスカレット等の異物を削り落とすようになっている。In addition, the above-mentioned scraping mechanism part B holds the metal blade 7 with a cylinder device 8 so as to form a predetermined angle θ' with the surface of the liquid crystal display panel 2 and press it against the surface of the liquid crystal display panel 2, as shown in FIG. As the liquid crystal display panel 2 is conveyed by the conveyor belt 1, the metal blade 7 scrapes off foreign matter such as glass cullet attached to the surface of the liquid crystal display panel 2.
この金属刃金７の設置角度θ′は、実験上、３５°±５
゜に設定することが効果的で、その付勢圧力は４００〜
１０００ｇの範囲が好適であった。The installation angle θ' of this metal blade 7 was experimentally determined to be 35°±5.
It is effective to set the biasing pressure to 400~
A range of 1000g was suitable.
上記拭き取り機構部Ａ、Ａ’と削り取り機構部Ｂは、第
１図に示すように偏向板貼付機構部Ｃへ液晶表示パネル
を送り込む経路中に設けられ、搬送される液晶表示パネ
ルの表面に順次、所定角度、圧力で接し、その表面の汚
れや異物を取り除くものである。The wiping mechanism sections A, A' and the scraping mechanism section B are provided in the route for feeding the liquid crystal display panel to the deflection plate pasting mechanism section C, as shown in FIG. , at a predetermined angle and pressure to remove dirt and foreign matter from the surface.
以上のように本発明の液晶表示パネルの表面清掃装置で
は、搬送ベルトで液晶表示パネルを偏向板貼付機構に送
り込む際に、自動的にその表面の汚れや異物が取り除か
れるものである。As described above, the liquid crystal display panel surface cleaning device of the present invention automatically removes dirt and foreign matter from the surface of the liquid crystal display panel when the conveyor belt sends the liquid crystal display panel to the deflection plate pasting mechanism.
尚、本実施例では空気圧て有機溶剤を供給するようにし
た例を示したが、有機溶剤は適量ずつ布体に供給されれ
ば良く、他の手段を用いて供給することとしても良い。Although this embodiment shows an example in which the organic solvent is supplied using pneumatic pressure, the organic solvent may be supplied to the fabric in appropriate amounts, and may be supplied using other means.
〈発明の効果ン
以上の通り、本発明の液晶表示パネルの表面清掃装置で
は、液晶表示パネルは偏向板取付工程に送り込まれる際
に自動的にその表面の汚れや異物が除去されるので、従
来の手作業による清掃に比し、極めて作業能率が高く、
また目視による作業のように拭き残し等が生じないので
、このことによる偏向板の貼付不良が生じる恐れもなく
、製品の品質向上にも優れた効果を奏する。<Effects of the Invention> As described above, in the liquid crystal display panel surface cleaning device of the present invention, dirt and foreign matter on the surface of the liquid crystal display panel are automatically removed when the liquid crystal display panel is sent to the deflection plate attachment process, which is different from conventional methods. Compared to manual cleaning, the work efficiency is extremely high.
In addition, unlike visual inspection, there is no wiping residue, so there is no risk of poor adhesion of the deflection plate due to this, and this is highly effective in improving the quality of the product.
図面は、本発明の実施例を示し、
第１図は、表面清掃装置を設けた液晶表示素子製造装置
の側面図、
第２図は、第１図の要部拡大筒略図、
第３図は、拭き取り機構部の簡略説明図、第４図は、削
り取り機構部の簡略説明図である。
１・・・搬送ベルト 、 ２・・・液晶表示パネル
３・・・布体 、 ４・・・支持体５・・有
機溶剤 、 ７・・・金属刃金６．８・・・シリ
ンダー装置
Ａ、Ａ’・・拭き取り機構部
Ｂ・・・削り取り機構部The drawings show an embodiment of the present invention, FIG. 1 is a side view of a liquid crystal display element manufacturing apparatus equipped with a surface cleaning device, FIG. 2 is an enlarged schematic diagram of the main part of FIG. 1, and FIG. FIG. 4 is a simplified explanatory diagram of the wiping mechanism. DESCRIPTION OF SYMBOLS 1...Transport belt, 2...Liquid crystal display panel 3...Cloth body, 4...Support 5...Organic solvent, 7...Metal blade 6.8...Cylinder device A, A'... Wiping mechanism part B... Scraping mechanism part
Claims (1)
所定量宛供給される布体と金属刃金を、夫々搬送面に対
して所定角度で臨ませると共に、夫々をシリンダー装置
で所定圧で下方付勢可能に設け、搬送される液晶表示パ
ネル表面の汚れや異物を取り除くことを特徴とする液晶
表示パネルの表面清掃装置。1. During the route along which the liquid crystal display panel is transported, the cloth body and metal blade to which a predetermined amount of organic solvent is supplied are placed facing the transport surface at a predetermined angle, and each is pressurized to a predetermined pressure using a cylinder device. 1. A surface cleaning device for a liquid crystal display panel, which is configured to be able to be biased downwardly by the user to remove dirt and foreign matter from the surface of the liquid crystal display panel being transported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2207204A JP2581993B2 (en) | 1990-08-03 | 1990-08-03 | Liquid crystal display panel surface cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2207204A JP2581993B2 (en) | 1990-08-03 | 1990-08-03 | Liquid crystal display panel surface cleaning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0493816A true JPH0493816A (en) | 1992-03-26 |
| JP2581993B2 JP2581993B2 (en) | 1997-02-19 |
Family
ID=16535960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2207204A Expired - Fee Related JP2581993B2 (en) | 1990-08-03 | 1990-08-03 | Liquid crystal display panel surface cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2581993B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5885363A (en) * | 1996-08-12 | 1999-03-23 | Kabushiki Kaisha Toshiba | Method of cleaning a glass substrate |
| CN110308575A (en) * | 2019-07-29 | 2019-10-08 | 徐翔 | A kind of crystal liquid substrate production and processing polarized light sheet pasting device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63189840A (en) * | 1987-01-31 | 1988-08-05 | Toshiba Corp | Sticking method for polarizing plate |
| JPH01130160A (en) * | 1987-11-17 | 1989-05-23 | Konica Corp | Manufacture of photosensitive body |
| JPH02169078A (en) * | 1988-12-20 | 1990-06-29 | Mitsubishi Electric Corp | Method for cleaning substrate |
-
1990
- 1990-08-03 JP JP2207204A patent/JP2581993B2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63189840A (en) * | 1987-01-31 | 1988-08-05 | Toshiba Corp | Sticking method for polarizing plate |
| JPH01130160A (en) * | 1987-11-17 | 1989-05-23 | Konica Corp | Manufacture of photosensitive body |
| JPH02169078A (en) * | 1988-12-20 | 1990-06-29 | Mitsubishi Electric Corp | Method for cleaning substrate |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5885363A (en) * | 1996-08-12 | 1999-03-23 | Kabushiki Kaisha Toshiba | Method of cleaning a glass substrate |
| US5933901A (en) * | 1996-08-12 | 1999-08-10 | Kabushiki Kaisha Toshiba | Apparatus for cleaning a glass substrate |
| CN110308575A (en) * | 2019-07-29 | 2019-10-08 | 徐翔 | A kind of crystal liquid substrate production and processing polarized light sheet pasting device |
| CN110308575B (en) * | 2019-07-29 | 2020-02-11 | 深圳市美丽加科技有限公司 | Attached device of liquid crystal substrate production processing polaroid |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2581993B2 (en) | 1997-02-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |