TW527232B - Device and method for recycling and processing disposed LCD - Google Patents

Abstract

This invention provides a device and method for recycling and processing disposed LCD, comprising: a conveyor arranged on a workbench, the conveyor being provided with a manual disassembling unit at a front end thereof for retrieving glass substrates of the disposed LCD; and retaining and cutting the disposed LCD along sealed edges thereby by means of a high-precision glass cutting system, for removing seals around the LCD substrate thereby separating the LCD substrate into two glass substrates; feeding the glass substrates through an air-sucking disc on the conveyor, into an alcohol ultrasonic vibration cleaning basin, an alcohol ultrasonic cleaning basin, a heating device and a liquid nitrogen immersing basin to perform a series of alcohol ultrasonic vibration cleaning, alcohol ultrasonic cleaning, heating device and instantaneous temperature reduction, whereby the liquid crystal and polarizing films remained on the glass substrates may be removed and decomposed completely, to obtain clean and intact, conductive glass substrates of Indium Titanium oxides, allow resource recycling and prevent environmental contamination.

Description

527232 V. Description of Invention (l) "Invention Background" Due to the rapid development of technology and the prevalence of the Internet, in order to make products thin, short, and convenient to carry, manufacturers use a large number of liquid crystals to manufacture them: the display is used to reduce the size and thickness In the way, the pen-type computer with a clear view has a liquid crystal display, such as a washing machine, a walkman, a watch sigma ring, a mobile phone, a beer maker, etc., all are manufactured using liquid crystal: the monitor i is accompanied by People will also cry in the face of a large number of discarded liquid crystal displays. = The first picture shows that the liquid crystal display is composed of two pieces of rhenium titanium: compound ¥ electric glass ㈤ substrate 2 2-liquid crystal material 2 3, and ΐ Π 4 is coated around the gap between the two pieces of 锢 titanium oxide conductive glass substrate 22, and the liquid crystal material 23 is sealed between Xi Bili < electric glass substrate; and two pieces of 3 partial titanium The oxide-conducting two pieces of titanium oxide conductive glass substrate 2 2 and the outer 2 are attached to the liquid crystal display. 2 The outer surface is ±, and the formation of cancerous benzene molecules of the liquid crystal material in the waste liquid crystal display ( As attached (Shown), # 刀 = compounds often contain a large number of waste liquid crystal displays, and they are gradually being treated by Wen Shan. These are the scrapped quantities of some LCD screen-related products: damage to two machines, pagers, and-harmful. &Quot; Wei Every environment brings serious dangers. It is good for women to solve the problem of environmental pollution caused by a large number of related products in the country. The liquid crystal in liquid crystal displays and LCD monitors can be removed and recycled. The research of the present invention focuses on electricity. Glass substrates, to achieve the dual purpose of waste = reused indium titanium oxide guide and conservation of poor sources.

Page 5 527232 V. Description of Invention (2) is

Therefore, how to recycle the waste liquid crystal display conveniently and conveniently with the iL Shi Jie Ming Sou + Jie Bao, is the object to be solved by the present invention. "Invention of this recycling zone, the liquid crystal glass crystal glass, the waste liquid crystal broken glass is shown; then the alcoholic ultra-liquid nitrogen ultrasonic substrate such as the accessory glass substrate. Purpose "The main purpose of the invention is to & manage devices and methods, and provide resources for waste LCD monitors. The front end of the conveyor belt is currently in the Department, and works ten. The upper chain A 4 糸 〇 is equipped with a manual dismantling unit to dismantle the waste 2151 ~ 2. Using a precision glass cutting system, the waste liquid i ΐ Θ it is accurately along the sealant. Cut at the edge, so that the crystal glass machine board is around_ a I ^ 八 „β The sealant around the β is removed, and it is passed on the conveyor belt through which the purpose of the waste liquid IW glass substrate (such as Annex II) is passed &Amp; Mingdou, Li ,, Pi Li # $ 、 主 # 4 ^ -type suction cups sequentially feed the glass substrate into: ί: Γ 贝!, Alcohol ultrasonic cleaning tank, heating device and ΐ 二 :: J: Liquor ultrasonic immersion, alcohol morning> monthly washing, warming, rapid temperature drop between / ¾ P 卩 + and ^, so that the glass :: twisted ray and polarizing film can be completely removed and separated ( No, and wait for a clean and complete indium titanium oxide conductive break, and achieve complete resource recovery and prevent environmental pollution

Technical content, characteristics and effects

527232 V. Description of the invention (3) and cooperation ^ — Preferred Embodiment 1 Detailed description of the drawing number description 1 • Glass cutting system 2 • Waste liquid crystal glass substrate 2 1 Polarizing film 2 2 Titanium oxide conductive glass substrate 2 3 Liquid crystal Material 2 4 Sealing material 2 5 Sealing place 3 • Glass substrate separation device 3 1 • Suction suction cup 4 • 180 degree flip 5 • m Belt feeding system 6 • Alcohol ultrasonic vibration impregnation tank 6 1 • Alcohol or similar liquid crystal points 7 • Alcohol ultrasonic vibration cleaning tank 8 • Glass substrate turning device feeding belt 9 • Rotary rubber cooler 9 1 Shelf supporting glass substrate 1 0 Heating device 1 1 Control and temperature rise switch 1 2 Liquid nitrogen immersion tank

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12 2 • • Perforated fishing net 13 ·· Retractable rubber clip device that can rotate around 260 degrees 131 ·· Frame supporting glass substrate 1 4 ·· Can rotate around 360 degrees and free The frame number of the clean glass substrate rack that is moved up and down illustrates that the first diagram is a schematic diagram of the structure of a liquid crystal display. The second figure is a block flow chart of the present invention.

The third diagram is the operation flowchart (1) of the present invention. The fourth diagram is an operation flowchart (2) of the present invention. Molecular photos. Photos. Nitrogen divides the polarizing film. Appendix 1: Residual liquid crystals on 锢 titanium oxide conductive glass substrate. 二 二 Titanium oxide conductive glass substrate and polarizing film. 三 · 锢 Titanium oxide conductive glass substrate. Po Ma's substrate is separated and installed by Lu Yuediao's second and fourth pictures, and the main system includes: a precision glass cutting system 1 set 3, suction suction cup system 3 丄, glass substrate conveyor belt 5, alcohol super Sonic vibration impregnation tank 6, alcohol ultrasonic vibration cleaning tank 7, glass substrate turning device transport ^ 8, rotary rubber clip 9, heating and heating 1 〇 temperature-isolated liquid nitrogen impregnation tank i 2, 360 The left and right rotation type rubber clip device 1 3, which can be rotated around 360 degrees and freely moved up and down, is composed of a clean and broken substrate shelf 4;

527232

The t'the precise glass cutting system 1 fixes the waste liquid crystal glass substrate 2 and cuts accurately along the edge of the sealing place 21, so that the sealing place 2 around the waste liquid crystal glass substrate 2 is quilted. Remove; ,,,, 'The waste liquid crystal glass substrate 2 from which the surrounding sealing portion 25 has been cut off 2 ^ = in the glass substrate separation device 3, wherein the glass substrate separation device is attached with an upper and lower suction cup of f 3 1, and use the upper and lower parts of the white! Γ Γ sucker 31 to remove the waste liquid crystal around the sealed area 2 5 waste liquid crystal 向 2, pull backward i, downward and reverse, so that the waste liquid crystal glass substrate p 9 shells are opened for the top and bottom of the titanium oxide conductive glass substrate = crystal =: = :: electricity; there is still one inside the glass f-plate 22 ... the wide side electrical-hundred substrate separation device 3 The suction-type suction cup 31 can be turned over one hundred and eighty degrees 4 and the top = 1 =, and the second one will be accurately sent to the carousel system 5 with the same direction as the pumping ^ 2 31. , ^ '' Advance the conveyor belt system 5 in a solid direction, using the attached 丄 4 丄 #, [separated and polarized film 2 adhered to the outside; and the inner residue: 1 The conductive glass fiber substrate 2 2 and the two liquid cation materials 2 $ immerse and wash the liquid crystal in the immersion tank 6 for about three minutes; 迗 = alcohol ultrasonic shock shock to immerse the immersion tank 6 ′, and install a j in the alcohol. Supersonic liquid or liquid crystal molecules of the same nature dissolve liquid (such as ^ pirate and filled with wine to facilitate the cleaning of liquid crystal materials 2 3 remaining and outside: f, propane) 6 1 Budian has a polarizing film 2 Page 9 527232 V. Description of the invention (6) of the indium oxide conductive glass substrate 22, the liquid crystal material 2 3 remaining on the titanium oxide conductive glass substrate 2 2 is quickly removed and removed; After the decontamination, the titanium oxide conductive glass substrate 22 is sent to an alcohol ultrasonic cleaning tank 7 for cleaning for about three minutes. The alcohol ultrasonic cleaning tank 7 is also equipped with an ultrasonic oscillator in the same place. Placing alcohol or liquid crystal molecules of the same nature to dissolve the liquid 6 1 makes the titanium oxide conductive glass. The substrate 22 can be fully cleaned twice, so that the liquid crystal material 23 can be completely removed and cleaned; and then the titanium oxide conductive glass substrate that has been washed in the alcohol ultrasonic vibration cleaning tank for 7 minutes is washed. 2 2 Feed on the glass substrate inverting device conveyor belt 8 advancing in a fixed direction; wherein the glass substrate inverting device conveyor belt 8 can be placed and transported without any liquid crystal material 2 3 remaining and a polarizing film adhered on the outside 2 1锢 Titanium oxide conductive glass substrate 2; and a glass substrate supporting frame 9 1 is arranged behind the glass substrate inverting device conveyor belt 8. The supporting surface above it is formed in a concave shape, and the degree of depression and The depth is the same as the width and depth of the reversible and up-and-down rotating rubber clip 9 provided at the rear, so that the rubber clip 9 can accurately clamp the no-liquid crystal material 2 3 remaining and the polarizing film 2 1 on the outside.锢 Titanium oxide conductive glass substrate 2 2 and turn it 180 degrees, and then use the suction suction cup 3 1 to turn it over, and the 锢 Titanium oxide conductive glass substrate 2 3 with a polarizing film 2 3 under it is sucked. Live and To allow suction of the sucker 31 and a conductive indium titanium oxide and the glass substrate 22 into the direction of advance of the solid ^ 1〇 heating means heating.

P. 527232 V. Description of the invention (7) The heating device 1 〇 is attached with a switch 1 1 that can control the operation of the machine and the temperature rise and fall, so that the temperature of the heating device 10 is maintained at 10 0 ° C ~ 1 5 Between 0 ° C, the temperature of the titanium oxide conductive glass substrate 22, which has a polarizing film 2 1 attached below, rapidly rises; and the inside of the heating device 10 can be cleaned after cleaning, and the polarizing film 2 is attached below. The 1 thoriated titanium oxide conductive glass substrate 2 2 advances in a fixed direction inside, and is heated for about five minutes and then sent to the temperature-isolated liquid nitrogen impregnation tank 12 for impregnation. 9

The temperature-isolated liquid nitrogen impregnation tank 1 2 contains sufficient liquid nitrogen 1 2 1, which can fully impregnate the rhenium-titanium oxide conductive glass substrate 2 2 with a polarizing film 2 1 after heating. In the tank, the temperature of the osmium titanium oxide conductive glass substrate 2 with the polarizing film 21 1 stuck there was drastically decreased, and the polarizing film 21 under the osmium titanium oxide conductive glass substrate 2 2 was rapidly heated due to the rapid heating. It expands and shrinks and falls off (as shown in Attachment III); In addition, there is a perforated fishing net 1 2 2 for lifting and falling off polarized light ^ P 1 in the middle and lower part of the temperature-isolated liquid nitrogen impregnation tank 1 2, 俾This allows the user to easily list the polarizing film 21 of the liquid immersion tank 12 and the w 'liquid atmosphere. formula

On the other hand, the cleaned 2titanium oxide conductive glass substrate 22 processed by the liquid nitrogen 1 2 1 of the temperature-isolated liquid nitrogen impregnation tank 12 will be sent to the glass substrate conveyor belt device 8 which advances in a fixed direction. σ The glass substrate conveyor belt device 8 advancing in a fixed direction can be jealous of being impregnated in a liquid nitrogen impregnation tank 12 and cleaned after being treated in the tank. The oxidized conductive glass substrate 2 2 is placed on the glass substrate conveyor belt device 8 Zhi ,, the belt is conveyed to the rear, and the rear of the belt is also set with _, dagger

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The shelf of the board 1 3 1 'The supporting floor above it has a concave shape, and the width and depth of the concave p are the same as the width of the retractable rubber clip device 13 which can be rotated around 360 degrees. With the same depth, the rubber clip can accurately hold the clean 锢 titanium oxide conductive glass substrate 2 2, which can completely and completely clean the 锢 titanium oxide conductive glass substrate 2 2 to 260. Storage around 10 degrees and free up and down storage Clean glass shelf 1 4 storage. The dry broken glass substrate shelf 14 can be rotated around 360 degrees and freely moved up and down, and there are several shelves that can be moved up and down freely, and can be moved up and down freely and rotated around 360 degrees. . In order to store the clean osmium titanium oxide conductive glass substrate 2 2. And these processed hafnium-titanium oxide conductive glass substrates 22 can be cut into smaller pieces of hafnium-titanium oxide conductive glass substrates 22 again for the purpose of secondary use. "Advantages and Features of the Invention"

The rhenium titanium oxide conductive glass substrate can be automatically recycled to reduce labor costs, avoid waste of resources, and reduce the load on the landfill. After processing, the glass substrate can be cut into a smaller area of the indium titanium oxide conductive glass substrate, which can be used to make related products of the liquid crystal display again to achieve the purpose of resource recycling and reuse. 7 If any glass substrate is broken during the process, it can be collected and ground into glass sand. It can also be used as a raw material additive for making glass.

527232 V. Description of the invention (9) 4. The liquid crystal molecules after the treatment will also be treated with the waste liquid again to avoid secondary pollution and achieve the main purpose of environmental protection. To sum up, a resource recovery processing device and method for a waste liquid crystal display provided by the present invention enables the recycling of waste liquid crystal glass substrates to be carried out smoothly and has environmental protection effects, so as to break through the tradition and meet the requirements of the new type. He filed an application for an invention patent in accordance with the law, and hopes that the Bureau of Mingyuan will grant the patent right of the invention to Chu. However, the above is only one of the preferred and feasible embodiments of the present invention. For example, any changes made to the above-mentioned methods, shapes, and structures should be included in the patent scope of this case.

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Claims (1)

90100570 Case 6. Applying for a patent ^^ ~ 士 ~ ^ ----- ti. The system includes: a resource recovery and treatment device for waste liquid crystal displays, which mainly determines and standardizes: η ΐ = cutting system, so that the waste liquid crystal Glass substrate fixed with a spoon / σ at the edge of the seal at 5mm; disc;-slope soil substrate separation device 'its attached upper and lower-aspirated glass-based immersion immersion tank', which is used for titanium The oxide conductive glass is decontaminated, and the liquid crystal material remaining in it is quickly guided; the washing tank is used to remove the 锢 titanium oxide clay plate / month 冼, so that the 锢 titanium oxide conductive glass substrate Can be fully cleaned twice; & ^ "P㈣ 一口 口 装 装 4 'It is attached with a conductive glass substrate with a polarizing film and a thermal insulation layer, which can control the machine operation and temperature rise and fall. Type liquid nitrogen immersion tank, which is used to make the polarizing film under the osmium titanium oxide conductive glass substrate immersed after being heated for a period of time; and, a clean glass substrate shelf is stored, which can be processed throughout Completely clean and finished storage of Qin oxide conductive glass substrate . '2. According to the secondary source recycling and processing device for the waste liquid crystal display device described in item 1 of the scope of the patent application, wherein the glass substrate separation device uses the suction suction cups of the upper one to remove the surrounding sealant. Waste liquid a: The female board is pulled up and down in opposite directions. Yue Ji 527232 Case No. 90100570 fL2ul 6. The scope of the patent application is amended 3. According to the source recovery processing device of the scope of the patent application, the alcoholic waste liquid crystal display is equipped with an ultrasonic oscillator and wine ^ ^ Shock immersion tank, which penetrates dissolved liquid (such as methanol, acetone). θ liquid crystal with the same properties ^ 4. According to the source recovery processing device of the first patent application scope, where the alcohol is supersonic: the liquid crystal display device is equipped with an ultrasonic vibration device and a π washing tank, It is the same as 1 ^ ~ W soil private and ^ T margin wine sly ultrasonic wave snow, the name of the day is not equipped with an ultrasonic oscillator and a toilet washing tank, which is dissolved with molecules in the liquid (such as Methanol, propylene _). / _Fine or the same nature of the liquid crystal 5, according to the scope of the application for the scope of the patent application of the source recovery processing device, in the alcohol 1 supersonic, ^ waste liquid crystal display equipment can be placed a glass substrate flip equipment ^ wheel = f There are no liquid crystal materials left in the cleaning tank and heating device, and there is a total ▼ on the outside for placing and conveying the electric glass substrate. Light-emitting titanium oxide guide 6. Recycling and processing device according to the source of the patent application No. 5 range, wherein the glass-based: waste liquid crystal display equipment: turn 1 turn device conveyor belt also includes a shelf that can support glass substrates ; And a rotary rubber clamp, which can flip and clamp the liquid crystal material that is no longer left and move outside 2 to facilitate accurate conductive glass substrates. " Smallium Titanium Oxide with Polarizing Film Case No. 90100570 6. Scope of patent application 7. Discard according to item 6 of the scope of patent application. . — Source recovery processing device, in which Ding Shi covers the heart-shaped material ^. / 、 Above the shelf that can support the glass substrate > & ^ The surface is a concave shape, and the basin ΠΠι ^, ζ_— 10,000 Zhizhilou's search and depth are the same as those of the rotary wushu HR + Μ. Source of W-type rubber clip 8. According to the scope of the patent application, the first recycling treatment device, which is heated to 50 ° C. The temperature of the waste liquid crystal display device mentioned in the item is maintained at 100 ~ 9. According to the scope of the patent application: [[Temperature-proof liquid nitrogen immersion tank 2 = / night nitrogen, which can There are enough galvanized glass substrates to be fully immersed in the master tank 'nf: 锢 Titanium oxide conductive oxide glass substrate temperature "遽 ： 遽. Light film titanium hafnium 10, according to the patent application Lingtu Chu 1 resource recovery and processing device, Fuzhong, Suo, and [The design of the LCD monitor-Zhang can pick up and fall off; === state nitrogen immersion tank bottom Perforated fishing net with% pancreas. 1 1. According to the scope of the patent application, a resource recovery processing device, wherein a glass can be placed between the substrate racks without any liquid crystal materials and polarizing plates. 0 The liquid nitrogen immersion tank and storage of the waste liquid crystal display described in item 1 Clean glass substrate conveyor belt device for placing rhenium titanium oxide conductive glass substrate The 70th year of Case 901, the scope of patent application 1 2. The resource recovery processing device for the waste liquid crystal display device described in item 丄 丄 of the scope of patent application, wherein the glass substrate turning device conveyor belt further includes: Floor broken glass substrate; and r ^ 可 = shrinkable rubber clip, which can rotate the plate about 360 degrees, 1 can accurately clamp the clean 锢 titanium oxide conductive glass base to store the clean glass substrate Shelf storage. Collection of assets: The support surface of the waste liquid crystal display described in item 12 of the patent scope is set in two, wherein the width of the plastic clip above the shelf that can support the glass substrate and μ =, and the degree of its depression And the depth is the same as the rotating oak bed. Resource II Ui !: Special = Can be set up with a white mountain suit for the waste liquid crystal display described in item 1, should be stored in a clean glass substrate shelf, 苴 # and 300 :! : There are several shelves moving up and down, and you can go up and down freely: White /, ten degrees or so. Yue Tianri] Up and down movement includes the following steps: The resource recovery processing method of the sacrifice day and day issuer, which cuts the edge ^ night crystal glass substrate is fixed and accurately along the edge of the sealing place; the surrounding has been removed There is still material on the inside of the sealant, and on the outside there is a thin titanium oxide liquid crystal glass substrate that is firmly separated from each other—some liquid crystals are separated from the thin glass conductive glass substrate to make a polarizing film; Page 527232 ^ f / 'J, Case No. 90100570_Year Month ___ VI. Patent Application Scope To transport the Al-Qin oxide conductive glass substrate that has been separated and has a polarizing film adhered on the outside and some liquid crystal material remaining on the inside to the alcohol The ultrasonic vibration immersion immersion tank is immersed, and the remaining liquid crystal material is quickly decontaminated and removed; the decontaminated marry-thin oxide conductive glass substrate is sent to an alcohol ultrasonic oscillating cleaning tank for cleaning to oxidize the osmium titanium The conductive glass substrate can be fully cleaned twice. After the titanium oxide conductive glass breaking substrate that has been cleaned is heated for a period of time, it is sent to the isothermal liquid nitrogen immersion tank for impregnation, so that Polarizing beneath oxide conductive glass substrate off; indium titanium oxide of the conductive glass substrate by re-processing after the soil Advertisement ιΐ the titanium oxide into indium conductive glass substrate by smaller blocks. , 527232 Case No. 90100570 Amendment 6. Scope of patent application The compound conductive glass substrate is fully immersed in the groove, which makes the temperature of the rhenium titanium oxide conductive glass substrate with a polarizing film stuck below it drop sharply. 19. The resource recovery processing method for the waste liquid crystal display according to item 15 of the scope of the patent application, wherein the rhenium titanium oxide conductive glass substrate is sent to a heating temperature before being immersed in a temperature-isolated liquid nitrogen immersion tank. Between 100 ° C and 150 ° C. Page 18