JPH0538475A - Spray coating device - Google Patents
Spray coating deviceInfo
- Publication number
- JPH0538475A JPH0538475A JP3198027A JP19802791A JPH0538475A JP H0538475 A JPH0538475 A JP H0538475A JP 3198027 A JP3198027 A JP 3198027A JP 19802791 A JP19802791 A JP 19802791A JP H0538475 A JPH0538475 A JP H0538475A
- Authority
- JP
- Japan
- Prior art keywords
- coating
- film
- nozzle
- spray
- spray coating
- 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
Landscapes
- Nozzles (AREA)
- Coating Apparatus (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、例えば陰極線管のパネ
ル表面に帯電防止膜や防眩膜等の表面塗膜を形成するの
に使用されるスプレー塗布装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a spray coating apparatus used for forming a surface coating film such as an antistatic film and an antiglare film on a panel surface of a cathode ray tube.
【０００２】[0002]
【従来の技術】陰極線管においては、外光の反射光によ
るグレア（表面のぎらつき）を防止するためにパネル表
面に防眩効果を有するコーティング膜（いわゆる防眩
膜）を形成したり、また、パネル表面に電子ビームによ
る帯電が生じるを防止するために帯電防止膜を形成する
こと等が行われている。これら防眩膜、帯電防止膜は例
えばスプレー塗布装置を用いて被着形成することができ
る。2. Description of the Related Art In a cathode ray tube, a coating film (so-called antiglare film) having an antiglare effect is formed on the panel surface in order to prevent glare (glare on the surface) due to reflected light from outside light, and In order to prevent the electron beam from being charged on the panel surface, an antistatic film is formed. These antiglare film and antistatic film can be deposited by using, for example, a spray coating device.
【０００３】スプレー塗布装置は、通常、スプレー塗布
室内に被塗布体を載置、支持する支持台を配し、被塗布
体に対向するように先端にノズルを有したロボットを配
し、ロボットによってノズルを走査させてノズルからの
塗布液を被塗布面に吹き付けるように構成されている。In a spray coating apparatus, a support base for placing and supporting an object to be coated is usually arranged in a spray coating chamber, and a robot having a nozzle at its tip is arranged so as to face the object to be coated. It is configured to scan the nozzle and spray the coating liquid from the nozzle onto the surface to be coated.
【０００４】[0004]
【発明が解決しようとする課題】スプレー塗布装置を用
いて陰極線管のパネル表面に防眩膜、帯電防止膜等の塗
膜を形成する場合、所要時間内で塗布を完了させるた
め、複数のスプレーノズルを設けて、之等複数のノズル
を同時に走査することが考えられる。その場合、むらな
く均一にスプレー塗布するためには、各ノズルから一定
量の塗布液を安定して出射させる必要がある。When a coating film such as an antiglare film or an antistatic film is formed on the panel surface of a cathode ray tube using a spray coating device, a plurality of sprays are used to complete the coating within a required time. It is conceivable to provide a nozzle and simultaneously scan a plurality of nozzles. In this case, it is necessary to stably eject a fixed amount of the coating liquid from each nozzle in order to apply the spray coating uniformly and evenly.
【０００５】本発明は、上述の点に鑑み、複数のノズル
によって一様に塗布するスプレー塗布装置において、各
ノズルからの出射する塗布液量を安定化して均一な塗膜
を形成できるようにしたスプレー塗布装置を提供するも
のである。In view of the above points, the present invention has made it possible to form a uniform coating film by stabilizing the amount of coating liquid ejected from each nozzle in a spray coating apparatus for uniformly coating with a plurality of nozzles. A spray application device is provided.
【０００６】[0006]
【課題を解決するための手段】本発明は、垂直な被塗布
面に対して複数のノズル３１Ａ，３１Ｂ，３１Ｃを介し
て各ノズル３１Ａ，３１Ｂ，３１Ｃからの塗布範囲が一
部重なり合うように塗布するスプレー塗布装置におい
て、各ノズル３１Ａ，３１Ｂ，３１Ｃに対応する複数の
塗布液収納部３２Ａ，３２Ｂ，３２Ｃを階段状に一体に
配し、各ノズル３１Ａ，３１Ｂ，３１Ｃと塗布液面６ａ
間の高さＨA ，ＨB ，ＨC を互に同一に設定して構成す
る。SUMMARY OF THE INVENTION According to the present invention, a vertical surface to be coated is applied through a plurality of nozzles 31A, 31B, 31C such that the coating ranges from the nozzles 31A, 31B, 31C partially overlap each other. In the spray coating apparatus, the plurality of coating liquid storage portions 32A, 32B, 32C corresponding to the nozzles 31A, 31B, 31C are integrally arranged in a staircase pattern, and the nozzles 31A, 31B, 31C and the coating liquid surface 6a are formed.
The heights H A , H B , and H C are set to be equal to each other.
【０００７】[0007]
【作用】本発明においては、各ノズル３１Ａ，３１Ｂ，
３１Ｃに対応する複数の塗布液収納部３２Ａ，３２Ｂ，
３２Ｃを階段状に一体に配し、各ノズル３１Ａ，３１
Ｂ，３１Ｃと塗布液面６ａ間の高さＨA ，ＨB ，ＨC を
互に同一に設定することにより、各ノズル３１Ａ，３１
Ｂ，３１Ｃにおける出射圧が同じになり、各ノズル３１
Ａ，３１Ｂ，３１Ｃから出射する塗布液量が安定化し、
均一な塗膜を形成することができる。In the present invention, each nozzle 31A, 31B,
A plurality of coating liquid storage units 32A, 32B corresponding to 31C,
32C are arranged integrally in a stepwise manner, and each nozzle 31A, 31
By setting the heights H A , H B , and H C between B and 31 C and the coating liquid surface 6 a to be the same, the nozzles 31 A and 31
The emission pressures at B and 31C are the same, and each nozzle 31
The amount of coating liquid ejected from A, 31B and 31C is stabilized,
A uniform coating film can be formed.
【０００８】[0008]
【実施例】以下、図面を用いて本発明によるスプレー塗
布装置の実施例を説明する。Embodiments of the spray coating apparatus according to the present invention will be described below with reference to the drawings.
【０００９】図１は本実施例に係るスプレー塗布装置１
の全体的構成を示し、図２はその要部即ちノズルブロッ
ク部７を示す。スプレー塗布装置１は、実質的に密閉さ
れるスプレー塗布室２を有し、このスプレー塗布室２内
に通常工程で完成した防爆バンド付の陰極線管３をその
パネル４の面が垂直となるように載置、支持する支持台
５と、先端に塗布液６を出射するノズルブロック部７を
取付けたロボット８とが配される。ノズルブロック部７
はロボット８によって垂直に配されたパネル４表面に対
して水平、垂直走査するようになされる。FIG. 1 shows a spray coating apparatus 1 according to this embodiment.
FIG. 2 shows a main part thereof, that is, a nozzle block part 7. The spray coating device 1 has a spray coating chamber 2 which is substantially sealed, and a cathode ray tube 3 with an explosion-proof band completed in a normal process is placed in the spray coating chamber 2 so that the surface of its panel 4 is vertical. A support table 5 mounted and supported on the robot 8 and a robot 8 having a nozzle block portion 7 for emitting the coating liquid 6 at the tip thereof are arranged. Nozzle block 7
The robot 8 horizontally and vertically scans the surface of the panel 4 arranged vertically.
【００１０】また、塗布室２内の温度、湿度等を制御す
るための空調装置１７が配され、之よりエアフィルター
を付した空調の噴き出し口１６を通して温度、湿度制御
された清浄な空気１９が塗布室２内に導入される。ま
た、陰極線管３を覆うように移動可能のフード１８が配
され、空調装置１７からの清浄な空気１９は、パネル４
の表面に供給された後、フード１８を通して排気口２７
より排気されるようになすを可とする。An air conditioner 17 for controlling the temperature, humidity and the like in the coating chamber 2 is arranged, and clean air 19 controlled in temperature and humidity is passed through the air-conditioning outlet 16 equipped with an air filter. It is introduced into the coating chamber 2. Further, a movable hood 18 is arranged so as to cover the cathode ray tube 3, and clean air 19 from the air conditioner 17 is supplied to the panel 4
After being supplied to the surface of the
It should be possible to exhaust more.
【００１１】さらに、塗布室２内でのごみの舞い上がり
を防止するために、塗布室２の内側に給水手段１０に連
結されたスポンジ等からなる含水性部材９が配されるを
可とする。この含水性部材９は、より具体的にはスポン
ジ壁１１内に給水管１２を配し、給水管１２を通じてス
ポンジ壁に水が供給される。この含水性部材９によって
塗布室２内のごみが付着し、スプレー塗布時のごみのま
き込みが防止できる。１４は排水口である。Further, in order to prevent dust from rising in the coating chamber 2, a water-containing member 9 made of sponge or the like connected to the water supply means 10 may be arranged inside the coating chamber 2. More specifically, the water-containing member 9 has a water supply pipe 12 arranged in a sponge wall 11, and water is supplied to the sponge wall through the water supply pipe 12. The water-containing member 9 adheres dust inside the coating chamber 2 and prevents dust from being entrained during spray coating. 14 is a drainage port.
【００１２】一方、ノズルブロック部７は図２に示すよ
うに、複数、本例では３つのノズル本体３１〔３１Ａ，
３１Ｂ，３１Ｃ〕と、各ノズル本体３１Ａ，３１Ｂ，３
１Ｃに塗布液６を供給するための塗布液収納部３２〔３
２Ａ，３２Ｂ，３２Ｃ〕からなる補助タンク３３とを有
して成る。３１ａ，３１ｂ，３１ｃはノズル口である。
各ノズル本体３１Ａ，３１Ｂ，３１Ｃは垂直方向に関し
て位置を異ならせるも互に干渉しないように水平走査方
向ａに対して斜めに等間隔をおいて配列される。この場
合、各ノズル本体３１Ａ，３１Ｂ，３１Ｃから出射され
た塗布液６の各塗布範囲が相互間で一部重なり合うよう
な位置関係をもって配置される。即ち、ノズルブロック
部７を水平方向ａに走査させながら、塗布液６を出射し
たときに、図３に示すように各塗布範囲３４Ａ，３４
Ｂ，３４Ｃが一部重なるように垂直方向に関して所定の
幅Ｗで一様に塗膜３５が形成されるようになる。On the other hand, as shown in FIG. 2, the nozzle block portion 7 includes a plurality of nozzle bodies 31 (31A, 31A, 3A in this example).
31B, 31C] and each nozzle body 31A, 31B, 3
Coating liquid storage unit 32 [3 for supplying the coating liquid 6 to 1C
2A, 32B, 32C] and an auxiliary tank 33. Reference numerals 31a, 31b and 31c are nozzle openings.
The nozzle bodies 31A, 31B, 31C are arranged obliquely at equal intervals with respect to the horizontal scanning direction a so that they do not interfere with each other even though their positions differ in the vertical direction. In this case, the application areas of the application liquid 6 emitted from the nozzle bodies 31A, 31B, 31C are arranged in such a positional relationship that they partially overlap each other. That is, when the coating liquid 6 is ejected while scanning the nozzle block portion 7 in the horizontal direction a, as shown in FIG.
The coating film 35 is uniformly formed with a predetermined width W in the vertical direction so that B and 34C partially overlap each other.
【００１３】そして、補助タンク３３の各ノズル本体３
１Ａ，３１Ｂ，３１Ｃに対応する塗布液収納部３２Ａ，
３２Ｂ，３２Ｃはノズル本体３１Ａ，３１Ｂ，３１Ｃの
段差に応じて階段状に配され、その各塗布液収納部３２
Ａ，３２Ｂ，３２Ｃの液面６ａと対応する各ノズル口３
１ａ，３１ｂ及び３１ｃ間の高さＨA，ＨB 及びＨC を
同じにするように、各塗布液収納部３２Ａ，３２Ｂ及び
３２Ｃには同じ高さ位置に排出口３６Ａ，３６Ｂ及び３
６Ｃが設けられる。And, each nozzle body 3 of the auxiliary tank 33
1A, 31B, 31C corresponding to the coating liquid storage section 32A,
32B and 32C are arranged stepwise according to the steps of the nozzle bodies 31A, 31B and 31C.
Each nozzle port 3 corresponding to the liquid surface 6a of A, 32B, 32C
In order to make the heights H A , H B and H C between 1a, 31b and 31c the same, the discharge ports 36A, 36B and 3 are provided at the same height position in each of the coating liquid storage parts 32A, 32B and 32C.
6C is provided.
【００１４】即ち、主タンク（図示せず）から液供給管
３７を通じて第１の塗布液収納部３２Ａへ塗布液６が供
給される。第１の塗布液収納部３２Ａ内に排出口３６Ａ
まで満たされると排出口３６Ａを通じて塗布液６が第２
の塗布液収納部３２Ｂに供給され、さらに第２の塗布液
収納部３２Ｂが満たされると排出口３６Ｂを通じて第３
の塗布液収納部３２Ｃに供給され、第３の塗布液収納部
３２Ｃが満たされると排出口３６Ｃを通じて液供給管３
８より主タンク（図示せず）に還流されるようになる。
このようにすることにより、各ノズル本体３１と、補助
タンク３３の各収納部３２の液面６ａとの間の高さ
ＨA ，ＨB ，ＨC を互に一定にすることができる。各収
納部３２Ａ，３２Ｂ及び３２Ｃの塗布液６は導管３９
Ａ，３９Ｂ及び３９Ｃを通じて対応するノズル本体３１
Ａ，３１Ｂ及び３１Ｃに供給される。That is, the coating liquid 6 is supplied from the main tank (not shown) to the first coating liquid storage portion 32A through the liquid supply pipe 37. A discharge port 36A is provided in the first coating liquid storage portion 32A.
When it is filled up, the coating liquid 6 is discharged through the discharge port 36A
Of the coating liquid storage portion 32B, and when the second coating liquid storage portion 32B is filled,
Of the liquid supply pipe 3 through the outlet 36C when the third coating liquid storage part 32C is filled.
It will be returned to the main tank (not shown) from 8.
By doing so, the heights H A , H B , and H C between each nozzle body 31 and the liquid surface 6a of each storage portion 32 of the auxiliary tank 33 can be made constant with each other. The coating liquid 6 in each of the storage portions 32A, 32B and 32C is a conduit 39.
Corresponding nozzle body 31 through A, 39B and 39C
A, 31B and 31C.
【００１５】かかる構成によれば、斜めに配した３つの
ノズル本体３１Ａ，３１Ｂ及び３１Ｃに対して各塗布液
収納部３２Ａ，３２Ｂ及び３２Ｃを一体とした補助タン
ク３３を設けて各ノズル本体のノズル口３１ａ，３１ｂ
及び３１ｃと各収納部３２Ａ，３２Ｂ及び３２Ｃの塗布
液面６ａとの高さＨA ，ＨB ，ＨC を同一にすることに
より、ノズル本体３１Ａ，３１Ｂ及び３１Ｃからの出射
圧力を同じにすることができる。従って、各ノズル本体
３１Ａ，３１Ｂ及び３１Ｃから出射する塗布液量が安定
化し、所定幅Ｗに塗布むらのない均一な塗膜３５を形成
することができる。According to this structure, the nozzles of the respective nozzle bodies are provided by providing the auxiliary tanks 33 in which the coating liquid storage portions 32A, 32B and 32C are integrated with the three nozzle bodies 31A, 31B and 31C arranged obliquely. Mouth 31a, 31b
And 31c and the heights H A , H B , and H C of the coating liquid surfaces 6a of the storage portions 32A, 32B, and 32C are the same, so that the ejection pressures from the nozzle bodies 31A, 31B, and 31C are the same. be able to. Therefore, the amount of the coating liquid ejected from each of the nozzle bodies 31A, 31B and 31C is stabilized, and the uniform coating film 35 having no coating unevenness can be formed in the predetermined width W.
【００１６】一方、ノズルブロック部７を走査してパネ
ル４の表面に塗膜３５を形成する場合、図７に示すよう
な軌跡４１をもって塗布すると、１段目の塗膜６１が乾
き切らないうちに２段目の塗膜６２を塗布すると図８に
示すようにその重なり部分４２の乾燥速度が他より遅
れ、結果として塗布むら等により塗膜６の品質が劣化す
る。On the other hand, when the coating film 35 is formed on the surface of the panel 4 by scanning the nozzle block portion 7, if the coating film is applied with the locus 41 as shown in FIG. When the second-stage coating film 62 is applied to the coating layer 6, the drying speed of the overlapping portion 42 is delayed as compared with others as shown in FIG. 8, and as a result, the quality of the coating film 6 is deteriorated due to uneven coating.
【００１７】この点を改善する実施例を図４に示す。本
例においては、図４の軌跡４４に示すようにノズル本体
３１を例えばパネル４の表面の最上部の左端から水平方
向に走査し、１段目を塗布したら垂直方向に下方に走査
し、１段分空けて、３段目を右端から左端に走査し、以
後同じように１段分づつ空けながらジグザグ状に上辺か
ら下辺に亘ってノズル本体３１を走査し、次は空けた段
を塗布するように下辺から上辺に向ってジグザグに走査
するようになす。An embodiment for improving this point is shown in FIG. In this example, as shown by the locus 44 in FIG. 4, the nozzle body 31 is horizontally scanned from, for example, the left end of the uppermost portion of the surface of the panel 4, and when the first step is applied, the nozzle body 31 is vertically scanned downwards. Scan the third main body from the right end to the left end by vacating the step, and then similarly scan the nozzle main body 31 from the upper side to the lower side in a zigzag pattern while vacating the step by 1 step, and then apply the vacant step. Thus, the scanning is performed in a zigzag manner from the lower side to the upper side.
【００１８】このとき、各隣り合う段の塗膜６１〜６ｎ
は一部重なり合うように塗布する。このようなノズル走
査の軌跡４４をもって塗布することにより、充分に乾い
た状態の塗膜６１に一部重なるように次の塗膜６２が形
成されるので、図５に示すように塗膜６の乾燥むらが低
減し、全面均一な品質のより塗膜６を形成することがで
きる。At this time, the coating films 61 to 6n on each adjacent step
Are applied so that they partially overlap. By applying with the locus 44 of such nozzle scanning, the next coating film 62 is formed so as to partially overlap with the coating film 61 in a sufficiently dry state, so that as shown in FIG. Drying unevenness is reduced, and the coating film 6 can be formed with uniform quality over the entire surface.
【００１９】次に、上述の装置１及び方法によって図６
に示すように陰極線管３のパネル４の表面に黒色染料を
含む可視光吸収膜５１ａ及び無機金属化合物を含む帯電
防止膜５１ｂを有する２層構造の防眩膜５１を形成する
例を説明する。Next, referring to FIG.
An example of forming a two-layer antiglare film 51 having a visible light absorbing film 51a containing a black dye and an antistatic film 51b containing an inorganic metal compound on the surface of the panel 4 of the cathode ray tube 3 as shown in FIG.
【００２０】通常の工程により完成した陰極線管３をそ
のパネル４を所定温度に設定した状態でスプレー塗布室
２に入れる。そして、カーボン粉末を主成分とする黒色
染料０．１〜０．５ｗｔ％と光散乱用のＳｉＯ2 粉末１
〜１０ｗｔ％とを含むエチルシリケート溶液を、０．２
〜０．５ｍｌ／ｓｅｃのスプレー流量でパネル４表面に
吹き付けて可視光吸収膜５１ａを形成する。The cathode ray tube 3 completed by the usual process is placed in the spray coating chamber 2 with its panel 4 set to a predetermined temperature. Then, 0.1 to 0.5 wt% of black dye containing carbon powder as a main component and SiO 2 powder 1 for light scattering
0.2 wt% ethyl silicate solution containing 10 wt%
The visible light absorbing film 51a is formed by spraying on the surface of the panel 4 at a spray flow rate of 0.5 ml / sec.
【００２１】さらに、導電剤として酸化スズ、酸化イン
ジウム等の金属酸化物の粉末を固形分中に４０〜６０ｗ
ｔ％含み、ＳｉＯ2 粉末を１〜１０ｗｔ％含むエチルシ
リケート溶液を、０．２〜０．５ｍｌ／ｓｅｃのスプレ
ー流量で、上記可視光吸収膜５１ａ上に吹き付けて帯電
防止膜５１ｂを形成する。Further, powder of a metal oxide such as tin oxide or indium oxide is used as a conductive agent in an amount of 40 to 60 w in the solid content.
wherein t%, the ethyl silicate solution containing 110 wt.% of SiO 2 powder, a spray rate of 0.2 to 0.5 / sec, to form an antistatic film 51b is blown on said visible light absorbing layer 51a.
【００２２】その後１５０〜２００℃の温度で１０〜３
０分焼成してエチル成分を蒸着させることにより、２層
構造の防眩膜５１を完成させる。Thereafter, at a temperature of 150 to 200 ° C., 10 to 3
The antiglare film 51 having a two-layer structure is completed by baking for 0 minutes and evaporating the ethyl component.
【００２３】なお、可視光吸収膜５１ａ及び帯電防止膜
５１ｂの塗布に際して、パネル温度を１００℃以下、好
ましくは４５℃程度にし、塗布室２内の湿度を５０〜６
０％、温度を２５±５℃に設定すれば防眩効果の高い防
眩膜５１が形成される。また、パネル温度を３０℃程度
にし、塗布室２内の湿度を７０±１０％、温度を２５±
５℃に設定すれば防眩効果を落して高光沢度、即ちグロ
ス値８０以上の防眩膜５１を形成することができる。When coating the visible light absorbing film 51a and the antistatic film 51b, the panel temperature is set to 100 ° C. or lower, preferably about 45 ° C., and the humidity in the coating chamber 2 is set to 50 to 6 ° C.
When the temperature is set to 0% and the temperature is set to 25 ± 5 ° C., the antiglare film 51 having a high antiglare effect is formed. Also, the panel temperature is set to about 30 ° C., the humidity in the coating chamber 2 is 70 ± 10%, and the temperature is 25 ±.
When the temperature is set to 5 ° C., the antiglare effect is lowered and the antiglare film 51 having a high glossiness, that is, a gloss value of 80 or more can be formed.
【００２４】尚、上例では２層構造の防眩膜５１の形成
に適用したが、他の単独の帯電防止膜、防眩膜等の塗膜
の形成にも本発明は適用できる。又、陰極線管のパネル
面の塗膜に限らず、他の塗膜形成の場合にも適用でき
る。In the above example, the present invention is applied to the formation of the two-layer antiglare film 51, but the present invention can also be applied to the formation of other coating films such as an antistatic film and an antiglare film. Further, the invention is not limited to the coating film on the panel surface of the cathode ray tube, and can be applied to the case of forming other coating films.
【００２５】[0025]
【発明の効果】本発明によれば、垂直な被塗布面に対し
て複数のノズルを介して各塗布範囲が一部重なり合うよ
うにしてスプレー塗布する際に、各ノズルからの塗布液
量を安定化させることができ、所定時間内に品質のよい
塗膜を形成することができる。従って、例えば陰極線管
のパネル表面に帯電防止膜、防眩膜等をスプレー塗布す
る場合に適用して好適ならしめるものである。According to the present invention, when spray coating is performed on a vertical surface to be coated through a plurality of nozzles so that the coating ranges partially overlap, the amount of coating liquid from each nozzle is stabilized. Therefore, a high quality coating film can be formed within a predetermined time. Therefore, for example, it is suitable when applied to the case where an antistatic film, an antiglare film or the like is spray-coated on the panel surface of a cathode ray tube.
【図１】本発明に係るスプレー塗布装置の一例を示す全
体の構成図である。FIG. 1 is an overall configuration diagram showing an example of a spray coating apparatus according to the present invention.
【図２】本発明に係るスプレー塗布装置の要部の構成図
である。FIG. 2 is a configuration diagram of a main part of a spray coating device according to the present invention.
【図３】本発明に係る塗布状態の例を示す説明図であ
る。FIG. 3 is an explanatory diagram showing an example of a coating state according to the present invention.
【図４】本発明に係るノズルの塗布軌跡の例を示す説明
図である。FIG. 4 is an explanatory diagram showing an example of a coating locus of a nozzle according to the present invention.
【図５】本発明に係る塗布状態の断面図である。FIG. 5 is a cross-sectional view of a coated state according to the present invention.
【図６】本発明装置で防眩膜を形成した陰極線管の一部
断面とする側面図である。FIG. 6 is a side view showing a partial cross section of a cathode ray tube having an antiglare film formed by the device of the present invention.
【図７】比較例に係るノズルの塗布軌跡を示す説明図で
ある。FIG. 7 is an explanatory diagram showing a coating locus of a nozzle according to a comparative example.
【図８】比較例に係る塗布状態の断面図である。FIG. 8 is a cross-sectional view of a coated state according to a comparative example.
１ スプレー塗布装置 ２ スプレー塗布室 ３ 陰極線管 ４ パネル ５ 支持台 ６ 塗布液 ６ａ 液面 ７ ノズルブロック部 ８ ロボット ３１Ａ，３１Ｂ，３１Ｃ ノズル本体 ３１ａ，３１ｂ，３１ｃ ノズル口 ３２Ａ，３２Ｂ，３２Ｃ 塗布液収納部 ４１，４４ ノズルの塗布軌跡 1 spray coating device 2 spray coating chamber 3 cathode ray tube 4 panel 5 support base 6 coating liquid 6a liquid level 7 nozzle block 8 robots 31A, 31B, 31C nozzle body 31a, 31b, 31c nozzle mouth 32A, 32B, 32C coating liquid storage Part 41,44 Nozzle coating locus
─────────────────────────────────────────────────────
─────────────────────────────────────────────────── ───
【手続補正書】[Procedure amendment]
【提出日】平成４年３月１０日[Submission date] March 10, 1992
【手続補正１】[Procedure Amendment 1]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】００２０[Correction target item name] 0020
【補正方法】変更[Correction method] Change
【補正内容】[Correction content]
【００２０】通常の工程により完成した陰極線管３をそ
のパネル４を所定温度に設定した状態でスプレー塗布室
２に入れる。そして、黒色染料０．１〜０．５ｗｔ％と
光散乱用のＳｉＯ 2 成分１〜１０ｗｔ％とを含むエチル
シリケート溶液を、０．２〜０．５ｍｌ／ｓｅｃのスプ
レー流量でパネル４表面に吹き付けて可視光吸収膜５１
ａを形成する。The cathode ray tube 3 completed by the usual process is placed in the spray coating chamber 2 with its panel 4 set to a predetermined temperature. And, the ethyl silicate solution containing SiO 2 component 110 wt.% Of a black color dye 0.1-0.5% and a light scattering, panel 4 surface with a spray rate of 0.2 to 0.5 / sec Visible light absorption film 51
a is formed.
【手続補正２】[Procedure Amendment 2]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】００２１[Correction target item name] 0021
【補正方法】変更[Correction method] Change
【補正内容】[Correction content]
【００２１】さらに、導電剤として酸化スズ、酸化イン
ジウム等の金属酸化物の粉末を固形分中に４０〜６０ｗ
ｔ％含み、ＳｉＯ 2 成分を１〜１０ｗｔ％含むエチルシ
リケート溶液を、０．２〜０．５ｍｌ／ｓｅｃのスプレ
ー流量で、上記可視光吸収膜５１ａ上に吹き付けて帯電
防止膜５１ｂを形成する。Further, powder of a metal oxide such as tin oxide or indium oxide is used as a conductive agent in an amount of 40 to 60 w in the solid content.
An ethyl silicate solution containing t% and an SiO 2 component of 1 to 10 wt% is sprayed on the visible light absorbing film 51a at a spray flow rate of 0.2 to 0.5 ml / sec to form an antistatic film 51b.
【手続補正３】[Procedure 3]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】００２２[Name of item to be corrected] 0022
【補正方法】変更[Correction method] Change
【補正内容】[Correction content]
【００２２】その後１５０〜２００℃の温度で１０〜３
０分焼成して、２層構造の防眩膜５１を完成させる。Thereafter, at a temperature of 150 to 200 ° C., 10 to 3
Baking for 0 minutes completes the two- layer antiglare film 51.
Claims (1)
介して該各ノズルからの塗布範囲が一部重なり合うよう
に塗布するスプレー塗布装置において、 上記各ノズルに対応する複数の塗布液収納部が階段状に
一体に配され、上記各ノズルと塗布液面間の高さが互い
に同一に設定されて成るスプレー塗布装置。1. A spray coating apparatus for coating a vertical surface to be coated through a plurality of nozzles so that coating ranges from the respective nozzles partially overlap, and a plurality of coating liquid storages corresponding to the respective nozzles. A spray coating apparatus in which parts are integrally arranged in a stepwise manner and the heights between the nozzles and the coating liquid surface are set to be the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03198027A JP3084809B2 (en) | 1991-08-07 | 1991-08-07 | Spray application equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03198027A JP3084809B2 (en) | 1991-08-07 | 1991-08-07 | Spray application equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0538475A true JPH0538475A (en) | 1993-02-19 |
| JP3084809B2 JP3084809B2 (en) | 2000-09-04 |
Family
ID=16384308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP03198027A Expired - Fee Related JP3084809B2 (en) | 1991-08-07 | 1991-08-07 | Spray application equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3084809B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007319824A (en) * | 2006-06-02 | 2007-12-13 | Shibaura Mechatronics Corp | Apparatus and method for treating substrate |
-
1991
- 1991-08-07 JP JP03198027A patent/JP3084809B2/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007319824A (en) * | 2006-06-02 | 2007-12-13 | Shibaura Mechatronics Corp | Apparatus and method for treating substrate |
| TWI421925B (en) * | 2006-06-02 | 2014-01-01 | Shibaura Mechatronics Corp | Apparatus for treating substrates |
| KR101406048B1 (en) * | 2006-06-02 | 2014-06-11 | 시바우라 메카트로닉스 가부시키가이샤 | Apparatus for treating substrates and method of treating substrates |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3084809B2 (en) | 2000-09-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5826130A (en) | Apparatus and method for developing resist coated on substrate | |
| KR101195735B1 (en) | Coating method and coating apparatus | |
| KR100225557B1 (en) | Booth structure for coating cathode ray tube having dust absorbing wall surfaces | |
| JPH0538475A (en) | Spray coating device | |
| KR102467177B1 (en) | Ceramic coating system | |
| JP3859467B2 (en) | Method for manufacturing vehicle lens with anti-fogging coating film | |
| RU2072580C1 (en) | Device for application of graphite onto cathode-ray tube | |
| JPH06246222A (en) | Method and apparatus for spray coating | |
| JP3201419B2 (en) | Picture tube manufacturing method | |
| JPH0531418A (en) | Painting equipment | |
| JP3280310B2 (en) | Automatic glazing device and method of glazing the inner peripheral surface of cylindrical glazed object using the automatic glazing device | |
| JP3159531B2 (en) | Picture tube manufacturing method | |
| JPH0541156A (en) | Formation of surface film of cathode-ray tube | |
| JP2637552B2 (en) | Touch drying method of coating layer of electrophotographic photoreceptor | |
| KR200163935Y1 (en) | Process tube for semiconductor device fabrication | |
| JPH11221504A (en) | Method and device for preventing overmist at drum coating time | |
| CN116618258A (en) | Flowerpot paint spraying process with paint flowing and color spraying effects | |
| JPS5735964A (en) | Coater | |
| JPH097512A (en) | Manufacture of cathode-ray tube | |
| JPS61116731A (en) | Manufacture of heat absorbing material thin film | |
| JPH04229924A (en) | Manufacture of cathode-ray tube having reflection preventing film | |
| JPH0241140B2 (en) | INKYOKUSENKANNOSEIZOHOHO | |
| KR910008016B1 (en) | Cleaning method for panel for color crt | |
| JPS61103565A (en) | Coating booth | |
| JP2001015027A (en) | Cathode-ray tube panel trimming method and its device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |