TW394964B - A process for the production of mask frames - Google Patents

A process for the production of mask frames Download PDF

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Publication number
TW394964B
TW394964B TW085113918A TW85113918A TW394964B TW 394964 B TW394964 B TW 394964B TW 085113918 A TW085113918 A TW 085113918A TW 85113918 A TW85113918 A TW 85113918A TW 394964 B TW394964 B TW 394964B
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TW
Taiwan
Prior art keywords
welding
item
patent application
scope
laser beam
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TW085113918A
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Chinese (zh)
Inventor
Gerd Bandelin
Gunter Heine
Young-Kwan Kim
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Samsung Display Devices Co Ltd
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Publication of TW394964B publication Critical patent/TW394964B/en

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46Details, e.g. noise reduction means
    • F23D14/72Safety devices, e.g. operative in case of failure of gas supply
    • F23D14/82Preventing flashback or blowback
    • F23D14/825Preventing flashback or blowback using valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/38Torches, e.g. for brazing or heating
    • F23D14/42Torches, e.g. for brazing or heating for cutting
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D14/00Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46Details, e.g. noise reduction means
    • F23D14/465Details, e.g. noise reduction means for torches
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D2209/00Safety arrangements
    • F23D2209/10Flame flashback

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Laser Beam Processing (AREA)
  • Gas Burners (AREA)

Abstract

The invention describes a process of the production of mask frames designed as metal profiles for cathode ray tubes and is particularly useful in the production of color picture tubes for TV sets and monitors. The production of the raw frames is performed by welding at least two starting components, followed by forming, wherein the starting components designed as flat planes are positioned and fixed in their positions in such way that the edges of the starting components to be welded come in blunt contact, followed by welding the joints of the starting components with at least one laser beam and subsequently, conventionally processing the raw frame produced using at least two weld seams by pressing and/or punching. The laser beam is generated using a CO gas laser or a Nd:YAG solid-state laser.

Description

經濟部中央標準局員工消費合作社印製 A7 B7_ 五、發明説明(1) <發明之範圃> 本發明是有關一種用以生產陰極射線管之屏觸暖雜的 »其係在生摩霉視機與監視器的彩像管特 〇 <發明之背景> «έ — 1¾蒂萍»^得到單框架的生產方法乃為人 們所熟悉,萑作第一次沖壓時,一板體译從網搏裤改由, 並使其夕卜形與所要製作成的屏蔽框架相同。從此板髁,在 、,·· 舄夕卜一個沖®下形成了屏蔽框架,在第三個沖懕步驟中, 谭體的内部即被沖出。第四步驟則照例架之内緣 形成突緣。 歧霜、利用沖壓而得到屏蔽框架的缺點乃在於 義遂癱婦,如果此内部面積,由於其面積小的原故,不能 再用來製造更小的屏蔽框架時,即對於材料的成本有不良 的影響p 釋且,從多數的分離元件來組立成屏蔽框架然後予Μ 焊接,寒已為習知技藝。在此方法中,一張板帶元件乃先 被切割成適當的長度,然後於其端部重叠的地方則予Μ焊 接成一體,如此,形成一個斑狀金靥帶。其寬度貝U與嗣後 所肜成的屏蔽框架一致,在焊接以後,環狀金屬帶則又使 @一沖歷技術來進行。 另外一種熟悉的屏蔽框架•係Μ短支板組成之特殊形 狀者,通常係圼拉丁文的U字形,此種屛蔽框架係成對地 沖壓形成。這些構成的零件係予Κ部份重叠,再使用一沖 _ 3 _ 本紙張尺度適用中國國家標準(CNS ) Α4規格(210 X 297公釐) (請先閱讀背面之注意事項再填寫本頁) Λ 訂 五、發明説明 2Printed by the Consumers' Cooperative of the Central Standards Bureau of the Ministry of Economic Affairs A7 B7_ 5. Description of the invention (1) < Fan of invention > The present invention relates to a kind of screen heaters for the production of cathode ray tubes. Color picture tube for mildew cameras and monitors 〈Background of the invention〉 «έ — 1¾tiping» ^ The production method of obtaining a single frame is familiar to people. When the first stamping is performed, a plate body Translated from net trousers, and make it the same shape as the shielding frame to be made. From then on, the shield frame was formed under a punch of 、, ·, 卜 Xibu, and in the third punching step, the inside of Tan's body was punched out. The fourth step is to form a protruding edge on the inner edge of the frame as usual. The disadvantage of frosting and the use of stamping to obtain a shielding frame is that of a paralyzed woman. If this internal area cannot be used to make a smaller shielding frame due to its small area, it will have a bad cost for the material In addition, it is a well-known technique to form a shielding frame from most of the separated elements and then weld them to M. In this method, a strip component is first cut to an appropriate length, and then M is welded together at the ends where it overlaps, thus forming a spot-shaped gold ribbon. The width U is the same as the shielding frame formed by the Hou Hou. After welding, the ring-shaped metal band uses the @ 一 冲 历 technology to perform. Another familiar shield frame is a special shape composed of M short support plates, which is usually a U-shape in Latin. This type of shield frame is formed by stamping in pairs. These components are partially overlapped with K, and then a punch is used. _ 3 _ This paper size applies to China National Standard (CNS) A4 specifications (210 X 297 mm) (Please read the precautions on the back before filling this page) Λ Order 5. Description of Invention 2

7 7 A B 經濟部中央標準局員工消費合作社印裝 壓技術進行。 美國第3,516,147號專利即陳述了一種藉著放置兩個 $帶並予點焊而成的屏蔽框架。 依照在美國第3,942,064號專利的結論,不用條帶而將 g架的重叠末端焊接,框架可Μ用二個惑呼规元件來驵成 ,同樣地,焊接可利用點焊為之〇 用來生產屏蔽框架_焊接程#有下列缺點,亦即,在 、接與壓力焊接中形成的焊接線的水珠會阻礙了牽引 Ρ具對焊條的華引。通常,在此情形下均需要對突出的焊 條磨光或磨平,於是即造成且緬_7屏蔽 框架的在壓力焊接中,對於 屛蔽框架的生產成本更有負面的效果。 <發明之總論> 本發明之目的即在提供一種生產陰極射線管之屏蔽框 架之製程*其在_科省係極為鑼濂* 上,由 於輸入_陶_鍾,可皂動;ih她且摄g可·撖生產高品質mmmm〇 依照本發明的方法,其主要目的及特擞乃掲示於申請 專利範困第1項中,而其適當的實施例則敘述於附屬項中 〇 本發明的一個特殊的特點乃在於,沒有重叠或焊接水 费的產生,re初始組任與粗框架的大小即維持不變。此是 藉著將已is激谓逆,愁埃塍這些 組件放於定位而使其邊緣接觸並焊接,接著艚蚕少一細» -4 - (請先閲讀背面之注意事項再填寫本頁) ,今 訂 本紙張尺度適用中國國家標準(CNS ) A4规格(210X297公釐) 經濟部中央橾準局員工消费合作社印製 A7 _B7______ 五、發明説明(3 ) 镟的程序利用沖壓或擠壓而。 由於雷射焊接的加熱區很窄,故可得到固定的大小。 、 本發明的另一個功效乃在於,議藉一_^氣 體光量子發生器或一NchYAG固態光量子發生器產生,藉此 可選擇,娜£««1«1斌Ιϋϋ等以及_ i»_»,例如焊接率,惰性是_體等,在每個懕用中*均 可由於材係數而最佳化。 本發明之詳畑方法,其他目的與功效*將參照下列侬 附圖所作之說明,而得到進一步的了解。 <圓式之簡單說明> 第1圖為生產屏蔽框架的面積部份示意圖。 第2圖為從兩個組件來獲得一屏蔽框架之方法的示意 圖〇 第3圖為從四個組件來獲得一屏蔽框架之方法的示意 圖。 第4圖為在-^3帶中沖壓人形初始組件之設計與安排 方法示意圖。 <較佳具體實施例之詳细描述> 從藏1圖中可K看出,C部份形成要進行製造的粗製 框架’ A與B部份在牽製屏蔽框架時是不需要的〇 在第2圖與3第圖中,代表兩種形成屏蔽框架的方式 ,第2圖代表Μ兩個必要的L形組件來形成屏&框架的方 式,第3圖則表示Μ四個必要的長方形板組件來製成屏蔽 -5 - 本纸張尺度適用中國國家標準(CNS ) A4iUI· ( 2丨Ο X 297公釐) '(婧先閲讀背面之注項再填寫本頁) 訂 經濟部中央標準局貝工消費合作社印製 A7 _ B7_ 五、發明説明(4 ) 框架的方式,第4圖表示在一鋼帶中沖壓L一形組件時所 作的最佳安排。 使用笛射光束所豪半的毎-r迴煜接線係·^ S表示,產 製方法則詳述如下: 以一鋼帶作開始,如第4圖所示,與拉文的a L· 〃字 形狀一致的部份乃利用第一個沖壓程序沖切出來•利用一 輸送糸統或傳送帶供應至一自勒雷射焊接機。在存放的期 間*構成組件的每個部份都必需予Μ正確放置,而兩個構 成部份之間,要進行焊接的距雛最大為O.lmip,排列誤差最 大為0.6mm 〇 在如第2圖所示般地焊接Μ後,屏蔽框架即作第二次 的擠Μ。 屏蔽框架的製作亦可不採用L 一形的組件,採用兩片 長的長方形切帶與兩Η短的長方形切帶,然後將之焊接, 也可得到屏蔽框架,此方法乃如第3圖所示,然而,利用 此種方式,焊接線的數目與長度會成為兩僚,不伯谢加 焊接肢間,也i曾加了煙接成本。 為了獲得極佳的焊接效果,霣務上,在第一種成型方 式係使爾瓣來,在 第二種成型方式,寘務毯上則係使用一種高性能的阳-¥八0 . 高性能光量子產生器來焊接。 上述兩種光量子產生器均有一機械控制界面板(interface) , 使其可 Μ 進行對外的操作且使得雷射功率週期 、脈 衝運作、脈銜頻率與雷射功率。在以CNC直接控制的類比 —6 本紙張尺度適用中國國家標準(CNS ) ( 210X297公釐) (請先Μ讀背面之注意事項再填寫本頁)7 7 A B Printing and pressing of consumer cooperatives by the Central Bureau of Standards of the Ministry of Economic Affairs. U.S. Patent No. 3,516,147 states a shielding frame made by placing two $ -belts and spot welding them. According to the conclusion of U.S. Patent No. 3,942,064, the overlapping end of the g frame is welded without using a strip. The frame can be formed with two calliper elements. Similarly, welding can be performed using spot welding. Shielding frame_ Welding process # has the following disadvantages, that is, the water droplets of the welding line formed in the welding and pressure welding will hinder the drawing of the lead of the butt welding rod. Generally, in this case, it is necessary to polish or smooth the protruding electrode, so that the pressure welding of the shield frame 7 is caused, which has a more negative effect on the production cost of the shield frame. < Summary of the invention > The purpose of the present invention is to provide a manufacturing process for producing a shielding frame of a cathode ray tube, which is based on the Ministry of Science and Technology of the People's Republic of China, and can be moved due to the input of Tao. She also described the production of high-quality mmmm. According to the method of the present invention, its main purpose and characteristics are shown in item 1 of the patent application, and its appropriate examples are described in the appendix. A special feature of the invention is that there is no overlap or welding water charges, and the size of the initial group task and the thick frame remains unchanged. This is achieved by placing the components in the opposite position, so that the edges are in contact with each other and welded, and then the silkworm is a little thinner »-4-(Please read the precautions on the back before filling this page) The size of this paper is in accordance with Chinese National Standard (CNS) A4 (210X297 mm). It is printed by A7 _B7______ of the Consumer Cooperatives of the Central Bureau of Standards of the Ministry of Economic Affairs. 5. Description of the invention (3) The procedure of 镟 is stamped or extruded. Due to the narrow heating zone of laser welding, a fixed size can be obtained. 2. Another effect of the present invention is that it can be generated by a _ ^ gas light quantum generator or an NchYAG solid-state light quantum generator, so as to choose, Na £ «« 1 «1Bin Iϋϋ, etc. and _ i» _ », For example, welding rate, inertness, etc. can be optimized in each application due to material coefficient. The detailed method of the present invention, other purposes and effects * will be further understood with reference to the description of the following drawings. < A brief description of the circular type > Fig. 1 is a schematic diagram showing an area of a shield frame. Figure 2 is a schematic diagram of a method for obtaining a shielding frame from two components. Figure 3 is a schematic diagram of a method for obtaining a shielding frame from four components. Figure 4 is a schematic diagram of the design and arrangement of a stamped humanoid initial assembly in the-^ 3 band. < Detailed description of the preferred embodiment > As can be seen from Figure 1 in Figure 1, part C forms the rough frame to be manufactured. 'Parts A and B are not required when pinning the shielding frame. In Figure 2 and Figure 3, there are two ways to form the shielding frame. Figure 2 represents the two necessary L-shaped components to form the screen & frame, and Figure 3 shows the four necessary M Rectangular plate assembly to make a shield-5-This paper size applies Chinese National Standard (CNS) A4iUI · (2 丨 〇 X 297mm) '(Jing first read the note on the back before filling this page) Standard Bureau Shellfisher Consumer Cooperative printed A7 _ B7_ V. Description of the invention (4) Frame method. Figure 4 shows the best arrangement when stamping L-shaped components in a steel strip. The 毎 -r Huiyu wiring system, which is mostly used by the flute beam, indicates that the production method is detailed as follows: Start with a steel strip, as shown in Figure 4, and a L · · of Lavin The part with the same shape is punched out using the first punching procedure. • It is supplied to a Zeller laser welding machine using a conveyor system or a conveyor belt. During the storage period, each part of the component must be placed correctly, and the distance between the two components to be welded is up to O.lmip, and the arrangement error is up to 0.6mm. After welding M as shown in Figure 2, the shielding frame is extruded for the second time. The shielding frame can also be manufactured without using L-shaped components. Two pieces of long rectangular cutting strips and two short rectangular cutting strips are welded to obtain a shielding frame. This method is shown in Figure 3. However, with this method, the number and length of the welding lines will become two different people. Instead of welding between the limbs, the cost of smoke connection has also been increased. In order to obtain an excellent welding effect, in the first molding method, the flap is used in the first molding method, and in the second molding method, a high-performance yang- ¥ 80 is used on the service blanket. High performance Light quantum generator to solder. The above two types of optical quantum generators each have a mechanical control interface board, which can perform external operations and make the laser power cycle, pulse operation, pulse frequency and laser power. In the analogue directly controlled by CNC —6 This paper size applies the Chinese National Standard (CNS) (210X297 mm) (Please read the precautions on the back before filling this page)

經濟部中央梂準局員工消费合作社印裝 A7 _B7_ 五、發明説明(5 ) 雷射功率控制中,其即可依路徑、fcb例、時間,來控制雷 射功率。 當使用一 CCK光量子產生器時,雷射光束偽i睹著面鏡傳 送至工作顗,而工作件不動。 在使用C0:»·光量子產生器的雷射焊接中,經常使用了一 個具有聚光面鏡的焊接頭,該聚光面鏡的焦距為150至200 min,Μ此C〇i光悬子產生器,雷射光束係藉著使用一標準設 計的五軸(penta-axia 1)C〇i窜射處理站而進行的、'飛行光 〃(flying optics)而得到控制,藉著使用直流伺服馬達作 為驅動器,而其係被一電晶體脈波調整器所供應。此操縱 器乃為傾斜旋轉桌系統(tilt-swivel table system)的形 態而有三個傳統的軸與兩個轉動軸。 特別地,在薄片焊接(sheet welding)最大可達成的焊 接率乃因施加至工作的最大雷射功率工作光的調整與薄 片形態、厚度而定。 - 使用C〇i光Μ子產生器的優點是,高效率,每個輸出簞 位的起始成本低,而且为量子產生器之花費低*安全性高 ,電功率容易控制,霣慰^^品質優良,苒缺點則晕:雷、 射功率無法利用光導波器(optical waveguide)來傳送,其 與部份材料的内作用(吸收性)不佳,用作3D程序的光束 傅送複雜,設備龐大,光學設備花費較高,維持費高,Μ 及操作費用高。 當使用Nd:YAG固態光量子產生器時,除了上述所提使 用C〇i光量子產生器的係數Μ外,為了達成最大可能焊接率 -7 - 本紙伕尺度適用中國國家榇準(CNS ) Α4規格(210Χ297公釐) -Ι--------- -- I-^II (請先閲讀背面之注意事項再填寫本頁) 訂 經濟部中央標準局貝工消费合作社印製 394964_^__ 五、發明説明(6 ) ,操作時的狀況也很重要。由於雷射光束的耦合(coupling) 在脈衝操作中係優於CW操作,故可得到婿加的焊接率,以 高性能固態光量子產生器,Nd:YAG雷射輻射可利用光繼電 纘來傳送,此固態光虽子產生器的聚光係使用^透鏡糸統 來進行,一六軸機器人(anthr*op〇inorphic robot)可使用 作為高性能固態光量子產生器之操作系統。 又,一夾具,可作用來作為準備雷射焊接時固定玉作 件之用,藉此,可使得焊接間隙可遊免超過0.1丨咖的g度。 如上所述,可容許的焊接初始元件排列誤差為0至0.6 mm,初始元件在夾具中係安排成為向上剪切据齒(shear burr upwards)。施工瓦斯(process gas)則通過光學設施 與瓦斯唄嘴同軸供應至雷射光束。由於從光束通道係利用 操作光學設備的聚光透鏡來封閉而使瓦斯不漏氣,施工瓦 _即尸、可^58嘴直接對工作件噴射,瓦斯流虽為可藉著精 準迴轉計(precision rotameter)調節、測量並維持定量 、嵐與氮係使用作為施工氣體。 由於雷射焊接所引起的樓融金靥,在焊接線的賴頭與 後端均會形成凹痕,但是其形成可藉著一光束功率的特殊 控制來使之變成最小。 本發明並不限於此處所表示的實施例,若對於本發明 之方法所作的修正或本發明之手段與特徽所作的結合,若 不超過本發明的精神時,應該在本發明的申請專利範圍之 內,合予指明。 -8 - 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) r----il — 4! (請先閱讀背面之注意事項再填寫本頁) 訂-Printed by the Consumer Cooperatives of the Central Bureau of Standards of the Ministry of Economic Affairs A7 _B7_ V. Description of the Invention (5) In laser power control, it can control laser power according to path, fcb example, and time. When a CCK photon quantum generator is used, the laser beam is pseudo-watched by the mirror and transmitted to the work piece, while the work piece does not move. In laser welding using the C0: »· quantum generator, a welding head with a condenser lens is often used. The focal length of the condenser lens is 150 to 200 min. The laser beam is controlled by using a standard-designed penta-axia 1 Coi channel processing station, 'flying optics', and by using a DC servo motor As a driver, it is supplied by a transistor pulse wave regulator. This manipulator is in the form of a tilt-swivel table system with three traditional axes and two rotary axes. In particular, the maximum achievable welding rate in sheet welding depends on the adjustment of the maximum laser power applied to the working light and the shape and thickness of the sheet. -The advantages of using Co-photon photon generators are high efficiency, low initial cost per output unit, and low cost for quantum generators. * High safety, easy control of electric power, comfort quality. Excellent, but unfavorable, dizzy: Lightning and radio power cannot be transmitted using optical waveguides, and its internal interaction with some materials (absorptivity) is not good. Beams used for 3D procedures are complicated to send and the equipment is huge. , The cost of optical equipment is high, maintenance costs are high, and M and operating costs are high. When using a Nd: YAG solid-state photon quantum generator, in addition to the coefficient M of the Coi photon quantum generator mentioned above, in order to achieve the maximum possible welding rate -7-this paper's standard is applicable to China National Standard (CNS) A4 specification ( 210 × 297 mm)-I ----------I- ^ II (Please read the notes on the back before filling this page) Order by the Central Standards Bureau of the Ministry of Economy Printed by the Shellfish Consumer Cooperative 394964 _ ^ __ 5 The invention description (6), the condition during operation is also important. Coupling of the laser beam is superior to CW operation in pulse operation, so an increased welding rate can be obtained. With a high-performance solid-state optical quantum generator, Nd: YAG laser radiation can be transmitted using optical relays The focusing system of this solid-state photonic generator is performed using a lens system. An six-axis robot (anthr * opinorphic robot) can be used as the operating system of a high-performance solid-state photon generator. In addition, a clamp can be used to fix the jade part when preparing for laser welding, so that the welding gap can be prevented from exceeding 0.1 g. As mentioned above, the allowable welding initial component alignment error is 0 to 0.6 mm, and the initial components are arranged in the fixture as shear burr upwards. The process gas is supplied to the laser beam coaxially with the gas pout through optical facilities. Since the light beam channel is closed by using the condenser lens of the operating optical equipment to prevent gas leakage, the construction tile can be directly sprayed on the work piece. Although the gas flow can be controlled by a precision gyro (precision (rotameter) adjusts, measures and maintains quantitative, Arland and Nitrogen systems are used as construction gases. As a result of laser welding, dents are formed on the rear end and rear end of the welding line, but the formation can be minimized by special control of the beam power. The invention is not limited to the embodiments shown here. If the modification of the method of the invention or the combination of the means of the invention and the special emblem does not exceed the spirit of the invention, it should be within the scope of the patent application of the invention Within that, they are specified together. -8-This paper size applies Chinese National Standard (CNS) A4 specification (210X297 mm) r ---- il — 4! (Please read the precautions on the back before filling this page) Order-

Claims (1)

88 88 ABCD 394964 申請專利範圍 1. 一種生產陰極射線管之屏蔽框架之製捏,是種展蔽 框架係設註成金属外形,儀利用焊接至少兩個組件後以沖 jp成肜;甚箱離在於:設計成平板的構成組件係安置並固 定於其固定位置,並使得組件的邊緣相對接以便焊接成形 ,然後Μ至少一個雷射束來焊接構成組件的接合處,耳依 序地,利用沖壓手段使用至少兩個焊接線而完成屏蔽框架 粗製品之製造者。 2. 如申請專利範圍第1項之製程,其中雷射光束係使 用一C〇x氣體光量子產生器或Nd:YAG固態光最子產生器來 產生者。 3. 如申請專利範圍第1項之製程,其中要進行焊接的 組件,其邊緣之距離為p〜0.1mm,排列誤差為0〜0.6咖1者 〇 4. 如申請專利範画第1項之製程,其中雷射焊接係於 惰性氣體下施行的。 5. 如申請專利範圍第4項之製程,其中惰性氣為氩或 氮者。 6. 如申請專利範圍第1項之製程,其中雷射焊接係在 無憤性氣體下進行者。 7♦如申請專利範圍第1項之製程,其中,構成組件係 沖歷成具有特殊攀曲的L形片狀體者。 8.如电請専利範圍第2項之製程,其中利用Nd:YAG固 態光最子產生器所產生的雷射光束係藉由雷射光導波器傳 送至焊接點,且使用透鏡糸統聚光者。 9 本紙張尺度適用中國國家栋準(CNS ) A4規格(210X297公釐) (請先閲讀背面之注意事項再填寫本頁) 訂 經濟部中央標準局貝工消费合作社印製 經 部. 中 標 準 局 員 S. 消 費 合 作 社 印 装 394964 A8 B8 C8 D8 、申請專利耽圍 9.如申請專利範園第2項之製程,其中利用C〇i氣賭 光量子產生器所產生的雷射光束係藉由面鏡會聚並傳送至 焊接點者。 10.如申請專利範圃第1項之製程,其中在焊接線的起 始端的溶解區深度增加的調節與在焊接線的末端的溶解區 深度減少的調節係藉著電源調節及/或功率調節來獲得的 (請先閲讀背面之注意事項再填寫本頁) 衣 訂 -10 - 本紙張尺度適用中國固豕榡準(CNS )八規^ ( 21Gx297公楚)88 88 ABCD 394964 The scope of patent application 1. A shield frame for the production of cathode ray tubes, which is a type of shield frame that is injection-molded into a metal shape. The instrument is welded with at least two components to form a punch; The components are designed as flat plates, which are placed and fixed at their fixed positions, and the edges of the components are opposite to each other for welding and forming, and then at least one laser beam is used to weld the joints of the component. Means The use of at least two welding wires to complete the manufacture of the shield frame crude product. 2. The process of item 1 in the scope of patent application, wherein the laser beam is generated using a Cox gas photon quantum generator or Nd: YAG solid state photon generator. 3. For the process of applying for the scope of the first item of the patent, where the component to be welded, the edge distance is p ~ 0.1mm, and the arrangement error is 0 ~ 0.6. 1 Process in which laser welding is performed under an inert gas. 5. If the process of claim 4 of the patent application process, wherein the inert gas is argon or nitrogen. 6. If the process of applying for the scope of the first item of the patent scope, in which the laser welding is performed in a gas without indignation. 7 ♦ If the process of item 1 of the scope of patent application is applied, the constituent components are those shaped as L-shaped sheets with a special curvature. 8. If the electricity is used, please use the process of item 2 in the scope, in which the laser beam generated by the Nd: YAG solid-state photon generator is transmitted to the welding point by the laser light guide, and the lens system is used to condense the light. By. 9 This paper size is applicable to China National Standard for Building Standards (CNS) A4 (210X297 mm) (Please read the notes on the back before filling this page) Order the Printing and Printing Department of the Shell Standard Consumer Cooperative of the Central Standards Bureau of the Ministry of Economic Affairs. Member of the China Standards Bureau S. Consumer cooperative printed 394964 A8 B8 C8 D8, patent application delay 9. If the process of the patent application for the second item of the process, in which the laser beam generated by the Co-Gas quantum generator is passed through a mirror Those who converge and transfer to the welding point. 10. The process according to item 1 of the patent application, wherein the adjustment of increasing the depth of the dissolution zone at the beginning of the welding line and the adjustment of decreasing the depth of the dissolution zone at the end of the welding line are adjusted by power supply and / or power (Please read the notes on the back before filling out this page) E-Book-10-This paper size is applicable to the Chinese Standard of Standards (CNS) ^ (21Gx297)
TW085113918A 1996-09-24 1996-11-14 A process for the production of mask frames TW394964B (en)

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