JPH0512992A - Manufacture of sheet form display device - Google Patents
Manufacture of sheet form display deviceInfo
- Publication number
- JPH0512992A JPH0512992A JP15851391A JP15851391A JPH0512992A JP H0512992 A JPH0512992 A JP H0512992A JP 15851391 A JP15851391 A JP 15851391A JP 15851391 A JP15851391 A JP 15851391A JP H0512992 A JPH0512992 A JP H0512992A
- Authority
- JP
- Japan
- Prior art keywords
- electrodes
- flat plate
- grooves
- flat
- glass
- 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
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、映像器機における平面
型表示装置の製造方法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for manufacturing a flat panel display device in a video equipment.
【０００２】[0002]
【従来の技術】近年電子ビームを用いてカラーテレビジ
ョン画像を平面型により表示することのできる装置を達
成することを目的とし、スクリーン上の画面を垂直方向
に複数の区分に分割してそれぞれの区分ごとに電子ビー
ムを垂直方向に偏向して複数ラインを表示し、さらに水
平方向複数の区分に分割して各区分ごとにＲ，Ｇ，Ｂ等
の蛍光体を順次発光させるようにし、そのＲ，Ｇ，Ｂ等
の蛍光体への電子ビームの照射量をカラー映像信号によ
って制御するようにして全体としてテレビジョン画像を
表示するものがある。以下図面を参照しながら、上述し
た従来の平面型表示装置の一例について説明する。2. Description of the Related Art In recent years, for the purpose of achieving a device capable of displaying a color television image in a flat type by using an electron beam, the screen on the screen is divided into a plurality of sections in the vertical direction. The electron beam is vertically deflected for each section to display a plurality of lines, and further divided into a plurality of sections in the horizontal direction so that phosphors such as R, G, B are sequentially emitted for each section. , G, B, etc., the amount of electron beam irradiation to the phosphors is controlled by a color image signal to display a television image as a whole. An example of the above-described conventional flat-panel display device will be described below with reference to the drawings.
【０００３】従来の平面型表示装置は、図３にその具体
的構成を示すように、後方から前方に向かって順に背面
電極１、電子ビーム源としての線状のカソード２、カソ
ード２から出た電子ビームをスクリーン３上の所定の蛍
光体上に収束させさらに照射量を制御するための複数の
平板状電極４から構成されており、ガラスよりなる表容
器５とガラスまたは金属からなる裏容器６の内部にこれ
ら構成部品を収納し容器内を真空としている。The conventional flat-panel display device has a rear electrode 1, a linear cathode 2 as an electron beam source, and a cathode 2 in this order from the rear to the front, as shown in FIG. The front container 5 is made of glass and the back container 6 is made of glass or metal. The front container 5 is made of glass and the back container 6 is made of a plurality of flat electrodes 4 for focusing the electron beam on a predetermined phosphor on the screen 3 and controlling the irradiation amount. These components are housed inside and the inside of the container is evacuated.
【０００４】電子ビーム源としてのカソード２から出た
電子ビームを制御し、スクリーン上のＲ，Ｇ，Ｂ等の蛍
光体を照射し、画像表示を行うためには、前記複数の平
板状電極のそれぞれの平板状電極が所定の間隔に精度よ
く電気的に絶縁して保たれている必要があり、前記各平
板状電極の電子ビームが通過しない部分に設けられた接
合部に接着用ガラスを配しこれら接着用ガラスを介して
各平板状電極の接合固定を行う。In order to control the electron beam emitted from the cathode 2 serving as an electron beam source, irradiate the phosphors such as R, G and B on the screen to display an image, the plurality of flat plate electrodes are used. It is necessary that each flat electrode is electrically insulated and maintained at a predetermined interval with high precision.Adhesive glass is placed on the joint portion of each flat electrode where the electron beam does not pass. Then, the plate electrodes are joined and fixed through these bonding glasses.
【０００５】図４に前記各平板状電極の接合固定方法を
示す。７は焼成基板８上に設置された各平板状電極、９
は各平板状電極７間で各平板状電極７の電子ビームが通
過しない部分に設けられた接合部に設置された接合用ガ
ラス、１０は焼成基板８に垂直に立てられた位置決めピ
ンで各平板状電極７に設けられた位置決め用丸穴１１を
貫通し各平板状電極７の相互位置決めを行っている。こ
の状態で各平板状電極７上よりスタンパー１２で加圧し
たまま焼成炉中で接合用ガラスが溶融しこの後に結晶化
する温度まで加熱し再び常温まで冷却し各平板状電極の
接合固定を完了する。１３は位置決めピン１０が各平板
状電極の熱膨張の際に水平方向に自由に動くことができ
るための焼成基板８中に設置された球である。FIG. 4 shows a method of joining and fixing the flat plate-like electrodes. 7 is each flat plate-shaped electrode installed on the firing substrate 8, 9
Is a bonding glass installed between the flat plate electrodes 7 at the joints provided between the flat plate electrodes 7 through which the electron beam does not pass, and 10 is a positioning pin that is set upright on the firing substrate 8. The plate-shaped electrodes 7 are mutually positioned by penetrating through the positioning circular holes 11 provided in the plate-shaped electrodes 7. In this state, the glass plate for bonding is melted in the firing furnace while being pressed by the stamper 12 on each plate electrode 7 and heated to a temperature at which the glass is crystallized and then cooled again to room temperature to complete the bonding and fixing of each plate electrode. To do. Reference numeral 13 is a sphere installed in the firing substrate 8 so that the positioning pin 10 can freely move in the horizontal direction during thermal expansion of each plate electrode.
【０００６】[0006]
【発明が解決しようとする課題】しかしながら、この様
に各平板状電極を焼成基板上で位置決めして重ね、スタ
ンパーで加圧したまま焼成炉中で接合用ガラスを溶融さ
せて各平板状電極を接合固定する方法では一対の焼成基
板とスタンパーから一台分の平板状電極しか接合固定す
ることができず生産性が極めて低かった。However, the flat plate electrodes are positioned and stacked on the firing substrate in this way, and the glass for bonding is melted in the firing furnace while being pressed by the stamper to form the flat plate electrodes. According to the method of joining and fixing, only one flat plate-shaped electrode can be joined and fixed from the pair of firing substrates and the stamper, and the productivity is extremely low.
【０００７】[0007]
【課題を解決するための手段】本発明は、線状のカソー
ドと蛍光体を配したスクリーンの間に制御用の複数の平
板電極を配置した平面型表示装置において、前記複数の
平板状電極を電子ビームが通過しない部分で接着用ガラ
スにて接合する方法において、前記複数の平板状電極を
表面または表裏両面に複数のミゾを設けた薄板の間に設
置し、さらにこれら複数のミゾを設けた薄板の間に設置
された前記複数の平板状電極のユニットを複数個焼成基
板とスタンパーの間に配置して、加圧しつつ加熱し前記
複数の平板状電極を溶融後に結晶化する接着用ガラスで
接合固定するものである。SUMMARY OF THE INVENTION The present invention is a flat-panel display device in which a plurality of flat plate electrodes for control are arranged between a linear cathode and a screen on which phosphors are arranged. In the method of bonding with an adhesive glass at a portion where an electron beam does not pass, the plurality of flat plate-shaped electrodes are provided between thin plates having a plurality of grooves on the front surface or the front and back surfaces, and further these grooves are provided. A plurality of units of the plurality of flat plate electrodes arranged between thin plates are arranged between a plurality of firing substrates and a stamper, and glass for bonding which crystallizes after melting the flat plate electrodes by heating while applying pressure. It is to be fixed by joining.
【０００８】[0008]
【作用】本発明の作用は、線状カソードと蛍光体を配し
たスクリーンの間に制御用の複数の平板電極を配置した
平面型表示装置において、前記各平板状電極と接着用ガ
ラスを焼成基板とスタンパーの間に配置して、加圧しつ
つ加熱し前記各電極を溶融後に結晶化する接着用ガラス
で接合固定する方法において、表面または表裏両面に複
数のミゾを設けた薄板の間に前記複数の平板状電極を設
置することにより焼成時に前記薄板に設けた複数のミゾ
に風を流入させ均熱化をはかり複数個の平板状電極のユ
ニットを焼成基板とスタンパーの間で同時に焼成するも
のである。The function of the present invention is to provide a flat type display device in which a plurality of control plate electrodes are arranged between a linear cathode and a screen on which phosphors are arranged. And a stamper, and in the method of joining and fixing with an adhesive glass that heats while applying pressure and crystallizes each electrode after melting, the plurality of thin plates are provided between the thin plates provided with a plurality of grooves on the front surface or both front and back surfaces. By installing the flat plate-shaped electrode, the air is flown into the multiple grooves provided in the thin plate at the time of baking so as to equalize the temperature and a plurality of flat plate-shaped electrode units are simultaneously baked between the baking substrate and the stamper. is there.
【０００９】[0009]
【実施例】以下本発明の一実施例について、図面を参照
しながら説明する。図１において、後方から前方に向か
って順に１４は背面電極、１５は電子ビーム源としての
線状のカソード、１６はカソードから出たライン状の電
子ビームを制御するため所定の間隔を保って重ねた複数
の平板状電極、１７はスクリーンである。電子ビーム源
としての線状のカソード１５からでた電子ビームを背面
電極１４で複数の平板状電極１６側に押し出し複数の平
板状電極１６中で水平方向および垂直方向に収束・偏向
してスクリーン１７上のＲ，Ｇ，Ｂ等の蛍光体を順次発
光させるようにしている。１８は表容器、１９は裏容器
であり、容器の内部を真空に保っている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. In FIG. 1, in the order from the rear to the front, 14 is a back electrode, 15 is a linear cathode as an electron beam source, and 16 is a superposed electrode with a predetermined interval for controlling a linear electron beam emitted from the cathode. A plurality of flat plate-like electrodes and 17 are screens. An electron beam emitted from a linear cathode 15 as an electron beam source is extruded by a back electrode 14 toward a plurality of flat plate electrodes 16 and converged / deflected in horizontal and vertical directions in a plurality of flat plate electrodes 16 to screen 17 The phosphors such as R, G, and B above are made to sequentially emit light. Reference numeral 18 is a front container, and 19 is a back container, and the inside of the container is kept in a vacuum.
【００１０】電子ビームを蛍光体の所定の位置に所定の
大きさに絞って照射するためには前記複数の平板状電極
１７のそれぞれの平板状電極が精度よく接合固定され一
体化されている必要がある。In order to irradiate the electron beam on a predetermined position of the phosphor with a predetermined size, the flat plate electrodes of the plurality of flat plate electrodes 17 must be accurately joined and fixed to be integrated. There is.
【００１１】図２は本発明の一実施例の５枚の平板状電
極を１工程で２段同時に接合固定する方法を示す。図２
において、２０は焼成基板で平面度が２０μ以下に仕上
げられており、本発明の一実施例ではステンレス鋼ＳＵ
Ｓ４３０を使用している。２１は下段で接合固定する５
枚の平板状電極、２２は上段で接合固定する５枚の平板
状電極で平板状電極２１，２２とも本発明の一実施例で
は予め所定の形状にエッチングした板厚０．２mmの軟鉄
板を使用している。２３は各平板状電極２１および２２
間で各平板状電極２１，２２の電子ビームが通過しない
部分に設けられた接合部に設置された接合用ガラスで本
発明の一実施例では、断面形状が０．５角で組成がＰｂ
Ｏ−８７．５ｗｔ％、Ｂ2Ｏ3−９．５ｗｔ％、ＺｎＯ−
２ｗｔ％、ＳｉＯ2−０．４ｗｔ％、Ａｌ2Ｏ3−０．６
ｗｔ％であり、溶融後結晶化する結晶化ガラス棒を配置
している。各平板状電極２１，２２には同じ位置に予め
エッチングで位置決め穴が設けられており、焼成基板２
０上に立てられた位置決めピン２４を挿入することによ
って相互に位置決めされている。２５は焼成基板２０上
で各平板状電極２１の下に設置された薄板、２６は各平
板状電極２１上で各平板状電極２２の下に設置されて薄
板、２７は各平板状電極２１上に設置された薄板であ
り、薄板２５，２６，２７ともに各平板状電極２１，２
２に接触する面は面粗さＲｍａｘ０．５μｍ以下に仕上
げられ複数のミゾ２８が設けられている。本発明の一実
施例では両面に複数のミゾを設け位置決めピン２４を貫
通させるための穴を設けた板厚０．２mmのセラミック板
を用いている。２９は各平板状電極２１，２２を加圧す
るためのスタンパーであり本発明の一実施例では位置決
めピン２４を貫通させるための穴を設け平面度が２０μ
以下に仕上げられたステンレス鋼ＳＵＳ４３０を使用し
ている。各平板状電極２１，２２をスタンパーで加圧し
たまま焼成炉中で接合用ガラス２３が溶融しこの後に結
晶化する温度まで加熱し再び常温まで冷却し各平板状電
極２１および２２の接合固定を完了する。この際、薄板
２５，２６，２７の上下面に設けられたミゾ２８に焼成
炉中の雰囲気が流入することにより、下段で接合固定す
る５枚の平板状電極２１および上段で接合固定する５枚
の平板状電極２２の均熱化をはかることができ、ソリの
ないブロックを２段同時に精度よく接合固定することが
できる。FIG. 2 shows a method of joining and fixing five flat plate electrodes in two steps simultaneously in one step according to one embodiment of the present invention. Figure 2
In the above, reference numeral 20 designates a fired substrate having a flatness of 20 μ or less. In one embodiment of the present invention, stainless steel SU
I am using S430. 21 is fixed by joining in the lower stage 5
In the embodiment of the present invention, a soft iron plate having a plate thickness of 0.2 mm is preliminarily etched into a predetermined shape. I'm using it. 23 is each flat plate-shaped electrode 21 and 22
In the embodiment of the present invention, the bonding glass is installed at the bonding portion provided between the flat electrodes 21, 22 between which the electron beam does not pass. In one embodiment of the present invention, the sectional shape is 0.5 square and the composition is Pb.
O-87.5 wt%, B 2 O 3 -9.5 wt%, ZnO-
2wt%, SiO 2 -0.4wt%, Al 2 O 3 -0.6
%, and a crystallized glass rod that crystallizes after melting is arranged. Positioning holes are preliminarily formed by etching at the same positions on each of the flat plate-shaped electrodes 21 and 22.
They are positioned relative to each other by inserting the positioning pins 24 which are set up on the zero. Reference numeral 25 is a thin plate installed under each flat electrode 21 on the firing substrate 20, 26 is a thin plate installed under each flat electrode 22 on each flat electrode 21, and 27 is on each flat electrode 21. The thin plates 25, 26, and 27 are thin plates installed in the
The surface in contact with 2 is finished to have a surface roughness Rmax of 0.5 μm or less and is provided with a plurality of grooves 28. In one embodiment of the present invention, a ceramic plate having a plate thickness of 0.2 mm is used which has a plurality of grooves on both sides and holes for allowing the positioning pins 24 to pass therethrough. Numeral 29 is a stamper for pressing each of the flat plate-shaped electrodes 21 and 22, and in one embodiment of the present invention, a hole for allowing the positioning pin 24 to penetrate is provided and the flatness is 20 μm.
The stainless steel SUS430 finished below is used. While fixing the flat electrodes 21 and 22 with the stamper, the flat glass electrodes 23 and 22 are heated to a temperature at which the bonding glass 23 is melted and crystallized in the firing furnace and then cooled to room temperature to fix and fix the flat electrodes 21 and 22. Complete. At this time, the atmosphere in the firing furnace flows into the grooves 28 provided on the upper and lower surfaces of the thin plates 25, 26, 27, so that the five flat plate-shaped electrodes 21 bonded and fixed in the lower stage and the five plate-shaped electrodes 21 bonded and fixed in the upper stage. The flat plate electrode 22 can be soaked uniformly, and the warp-free blocks can be joined and fixed in two stages simultaneously and accurately.
【００１２】図２において３０は位置決めピン２４が各
平板状電極の熱膨張の際に水平方向に自由に動くことが
できるための焼成基板２０中に設置された球である。In FIG. 2, reference numeral 30 denotes a sphere installed in the firing substrate 20 so that the positioning pin 24 can freely move in the horizontal direction during thermal expansion of each plate electrode.
【００１３】本発明の一実施例では、薄板として板厚
０．２mmで両面に複数のミゾを設けセラミック板を用い
たが各平板状電極に接する側に雰囲気が流入することが
できるミゾがあればよく、また金属板を用いてもよい。In one embodiment of the present invention, a thin plate having a plate thickness of 0.2 mm and provided with a plurality of grooves on both sides and a ceramic plate are used. However, there is a groove in which an atmosphere can flow into the side in contact with each plate electrode. Alternatively, a metal plate may be used.
【００１４】また、本発明の一実施例では、上下２段同
時に接合固定する方法を示したが均熱化をはかることが
できればさらに多くの電極を多段で同時に接合してもよ
い。Further, in the embodiment of the present invention, the method of joining and fixing the upper and lower two stages at the same time has been described, but more electrodes may be joined at the same time in multiple stages as long as soaking can be achieved.
【００１５】また、本発明の一実施例では、接着用ガラ
スとして、結晶化ガラス棒を用いたが電極の間隔を精度
良く保つことができれば、非晶質ガラス棒で接合しても
良いし、また、表面を絶縁したスペーサ板に粉末の結晶
化ガラスを塗布したものを用いてもよい。In one embodiment of the present invention, a crystallized glass rod is used as the bonding glass, but an amorphous glass rod may be used as long as the distance between the electrodes can be accurately maintained. Alternatively, a spacer plate whose surface is insulated may be coated with powdered crystallized glass.
【００１６】[0016]
【発明の効果】以上のように、本発明によれば、各平板
状電極と接着用ガラスを焼成基板とスタンパーの間に配
置して接合固定する際、表面または表裏両面に複数のミ
ゾを設けた薄板の間に前記複数の平板状電極を設置する
ことにより焼成時に前記薄板に設けた複数のミゾに風を
流入させ均熱化をはかり複数個の平板状電極のユニット
を焼成基板とスタンパーの間で同時に焼成することが可
能となり平面型表紙装置の製造方法において著しく生産
性の向上をはかることができるものである。As described above, according to the present invention, when the flat plate-shaped electrodes and the bonding glass are placed between the firing substrate and the stamper and fixed by bonding, a plurality of grooves are provided on the front surface or the front and back surfaces. By installing the plurality of flat plate-shaped electrodes between the thin plates, air is introduced into the plurality of grooves provided in the thin plates during firing to equalize the temperature and a unit of the plurality of flat plate electrodes is formed between the firing substrate and the stamper. Since it is possible to perform simultaneous baking between them, it is possible to remarkably improve the productivity in the method for manufacturing the flat cover device.
【図１】本発明の一実施例における平面型表示装置の示
す断面斜視図FIG. 1 is a sectional perspective view showing a flat-panel display device according to an embodiment of the present invention.
【図２】本発明の一実施例における平面型表示装置の平
板状電極を接合固定する方法を示す図FIG. 2 is a diagram showing a method of joining and fixing flat plate electrodes of a flat panel display device according to an embodiment of the present invention.
【図３】従来の平面型表示装置の構成を示す断面斜視図FIG. 3 is a cross-sectional perspective view showing the configuration of a conventional flat-panel display device.
【図４】従来の平面型表示装置の平板状電極を接合固定
する方法を示す図FIG. 4 is a diagram showing a method for joining and fixing flat plate electrodes of a conventional flat display device.
１４ 背面電極 １５ 線状のカソード １６，２１，２２ 複数の平板状電極 １７ スクリーン １８ 表容器 １９ 裏容器 ２０ 焼成基板 ２３ 接合用ガラス ２４ 位置決めピン ２５，２６，２７ 複数のミゾを設けた薄板 ２９ スタンパー 14 Back Electrode 15 Linear Cathode 16,21,22 Plural Flat Plate Electrodes 17 Screen 18 Front Container 19 Back Container 20 Firing Substrate 23 Bonding Glass 24 Positioning Pins 25, 26, 27 Thin Plate with Plural Grooves 29 Stamper
───────────────────────────────────────────────────── フロントページの続き (72)発明者 堀 哲男 大阪府門真市大字門真1006番地 松下電器 産業株式会社内 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Tetsuo Hori 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd.
Claims (1)
で架張された線状のカソードと、前記カソードから出た
ライン状の電子ビームを制御するため所定の間隔を保っ
て重ねた複数の平板状電極と、蛍光体と、前記複数の平
板状電極の電子ビームが通過しない部品に設けられた接
合部に設置された溶融後に結晶化する接着用ガラスと、
これらを封入するための真空容器からなり、前記複数の
平板状電極を表面または表裏両面に複数のミゾを設けた
薄板の間に設置し、さらにこれら複数のミゾを設けた薄
板の間に設置された前記複数の平板状電極のユニットを
複数個焼成基板とスタンパーの間に配置して、加圧しつ
つ加熱し前記複数の平板状電極を溶融後に結晶化する接
着用ガラスで接合固定する平面型表示装置の製造方法。Claim: What is claimed is: 1. A linear cathode extending parallel to the screen in the vertical direction of the screen at an equal pitch, and a predetermined interval for controlling a linear electron beam emitted from the cathode. A plurality of flat plate electrodes stacked while keeping the above, a phosphor, and an adhesive glass that crystallizes after melting, which is installed at a joint provided in a component where electron beams of the plurality of flat plate electrodes do not pass,
It consists of a vacuum container for encapsulating these, and the plurality of flat plate-shaped electrodes are installed between thin plates provided with a plurality of grooves on the front surface or front and back surfaces, and further installed between the thin plates provided with a plurality of these grooves. In addition, a plurality of units of the plurality of flat plate-shaped electrodes are arranged between the firing substrate and the stamper, and the flat panel display is bonded and fixed with an adhesive glass that is heated under pressure and crystallized after melting the plurality of flat plate-shaped electrodes. Device manufacturing method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03158513A JP3097185B2 (en) | 1991-06-28 | 1991-06-28 | Method for manufacturing flat display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03158513A JP3097185B2 (en) | 1991-06-28 | 1991-06-28 | Method for manufacturing flat display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0512992A true JPH0512992A (en) | 1993-01-22 |
| JP3097185B2 JP3097185B2 (en) | 2000-10-10 |
Family
ID=15673379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP03158513A Expired - Fee Related JP3097185B2 (en) | 1991-06-28 | 1991-06-28 | Method for manufacturing flat display device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3097185B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6109993A (en) * | 1993-09-30 | 2000-08-29 | Matsushita Electric Industrial Co., Ltd. | Flat type image display apparatus and fabrication method therefor |
-
1991
- 1991-06-28 JP JP03158513A patent/JP3097185B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6109993A (en) * | 1993-09-30 | 2000-08-29 | Matsushita Electric Industrial Co., Ltd. | Flat type image display apparatus and fabrication method therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3097185B2 (en) | 2000-10-10 |
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|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |