CN1268443C - Liquid crystal display device units assembled automatic gas bath cleaning apparatus and method therefor - Google Patents
Liquid crystal display device units assembled automatic gas bath cleaning apparatus and method therefor Download PDFInfo
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- CN1268443C CN1268443C CN 03104349 CN03104349A CN1268443C CN 1268443 C CN1268443 C CN 1268443C CN 03104349 CN03104349 CN 03104349 CN 03104349 A CN03104349 A CN 03104349A CN 1268443 C CN1268443 C CN 1268443C
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Abstract
The present invention discloses an automatic air bath cleaning device for the element assembly of a liquid crystal display device and a method thereof. The automatic air bath cleaning device for the element assembly of a liquid crystal display device comprises a conveying device, a circulating filtration blowing device and an assembling area, wherein the conveying apparatus is used for conveying elements of the liquid crystal display device; the circulating filtration blowing device is arranged on the conveying device and is used for generate an air flow to remove foreign matter attached to the elements of the liquid crystal display device; the assembling area is arranged at the tail end of the conveying device and is used for receiving and assembling the elements of the liquid crystal display device.
Description
Technical field
The present invention relates to a kind of elements of LCD and assemble automatic gas bath cleaning device and method, be applicable to when liquid crystal panel and backlight module element are carried, remove foreign matter attached to it automatically.
Background technology
In recent years, the continuous evolution of the technology of display unit, form is variation day by day also, produces various new-type display unit from the continuous evolution of traditional cathode ray tube (CRT).Wherein, advantages such as that liquid crystal indicator (LCD) possesses is frivolous, power saving, low radiation, therefore become one of display unit commonly used now gradually, can be widely used among communication, information or the consumption electronic products such as computer, digital camera, Video Camera, notebook computer or mobile phone.
Liquid crystal indicator mainly is to show with a liquid crystal panel, because liquid crystal panel itself can't be luminous, therefore must supply the light source that brightness is abundant and be evenly distributed, and makes normally show image of liquid crystal panel.The function of this supply light source is promptly undertaken by backlight module.
Generally speaking, liquid crystal indicator is when assembling, after earlier liquid crystal panel being finished the assembling of outside line (for example drive IC and signal circuit road plate) in module (LCM) leading portion of liquid crystal indicator, again liquid crystal panel is cut, it is become after the suitable size, send into backlight module assembling zone, assemble with the backlight module that is constituted by blooming piece, LGP, fluorescent tube etc.
Yet, after liquid crystal panel is produced, owing to must wait action via carrying with cutting, so one of most important and problem of overcoming least easily, be to wait the foreign matter that produces, for example problems such as dust in smear metal or the environment of moving because of cutting because of the environment of liquid crystal panel and liquid crystal panel itself.In addition, liquid crystal panel also may make the foreign matter in its easier absorption environment because of friction produces electrostatic problem when cutting or conveying.These are attached to the foreign matter on the liquid crystal panel if do not remove, and bring the assembling district into along with liquid crystal panel, then may cause the assembly failure rate of liquid crystal indicator to increase, and then cause operating personnel's output efficiency to reduce, and cause the flaw of product optics.
In addition, constitute the elements such as blooming piece of backlight module, identical foreign matter attachment issue is also arranged, be attached to the foreign matter on the blooming piece if do not remove, and bring the assembling district thereupon into, the assembly failure rate of liquid crystal indicator is increased, cause the flaw of product.
At above-mentioned foreign matter attachment issue, except the cleanliness factor that improves element operating environments such as liquid crystal panel and backlight module, the known practice is removed the foreign matter on liquid crystal panel or the backlight module element with burnishers such as hairbrush normally with manual type.Yet, not only labor intensive and time cost of way so, and and may not be certain effectively to control the foreign matter attachment phenomenon of liquid crystal panel or backlight module interelement.
Summary of the invention
In view of this, the objective of the invention is to propose a kind of automatic gas bath cleaning device and method of elements of LCD assembling, be applicable in the course of conveying of liquid crystal panel and backlight module element, can automatically the foreign matter on liquid crystal panel and the backlight module element be removed, reduce the artificial artificial and time cost of removing action, and the foreign matter that can effectively control liquid crystal panel or backlight module interelement adheres to, and promotes the product yield.
For this reason, the invention provides the automatic gas bath cleaning device of a kind of liquid crystal panel and backlight module element, comprise: a conveying device, in order to carry elements of LCD; One circulating filtration air-supply arrangement is arranged at conveying device, in order to produce an air-flow, the foreign matter that adheres on the elements of LCD is removed; And an assembling district, be arranged at the end of conveying device, receive elements of LCD to assemble.
In the automatic gas bath cleaning device of the present invention's liquid crystal panel and backlight module element, the circulating filtration air-supply arrangement also can comprise a filter screen; One high efficiency filter is arranged at one of filter screen side; One air-supply arrangement is arranged at the opposite side of high efficiency filter with respect to filter screen; One air outlet is arranged at the air side of air-supply arrangement, sends air-flow to conveying device; And an air intake vent, receive air-flow by conveying device, and send filter screen back to; Wherein, air-flow constitutes a circulating current along air intake vent, filter screen, high efficiency filter, air-supply arrangement and air outlet.In addition, can be provided with a nozzle,, strengthen the effect of foreign bodies removal to increase the flow velocity of air-flow at air outlet.
In addition, the present invention also provides a kind of automatic gas bath clean method of elements of LCD assembling, comprises the following step: at first provide an elements of LCD; Secondly, elements of LCD is positioned over a conveying device, to carry, wherein conveying device is provided with a circulating filtration air-supply arrangement; Then, elements of LCD is sent into the circulating filtration air-supply arrangement,, remove the foreign matter that adheres on the elements of LCD by the air-flow of circulating filtration air-supply arrangement generation; At last, elements of LCD is sent into the assembling district.
In the automatic gas bath cleaning device and method of the present invention's elements of LCD assembling, the flow direction of circulating current preferably is arranged to be same as the throughput direction of this conveying device.In addition, elements of LCD can be a liquid crystal panel, or the blooming piece of a backlight module.
Address other purpose on the present invention for making, feature and advantage can become apparent, cited below particularly one concrete preferred embodiment, and conjunction with figs. elaborates.
Description of drawings
Fig. 1 is the stereogram that the elements of LCD of demonstration one embodiment of the invention is assembled automatic gas bath cleaning device.
Fig. 2 is the vertical view that the elements of LCD of demonstration the 1st figure is assembled automatic gas bath cleaning device.
Fig. 3 is the schematic diagram that shows the circulating filtration air-supply arrangement 10 among the 1st figure.
Fig. 4 is the flow chart that demonstration the present invention's elements of LCD is assembled automatic gas bath clean method.
The specific embodiment
See also Fig. 1～3, the present invention's liquid crystal panel and the automatic gas bath cleaning device of backlight module element is described with an embodiment.
Fig. 1 shows the present invention's the liquid crystal panel and the three-dimensional appearance of the automatic gas bath cleaning device of backlight module element.The automatic gas bath cleaning device of the present invention's liquid crystal panel and backlight module element has a circulating filtration air-supply arrangement 10 and a conveying device 20.Conveying device 20 can be a conveyer belt, in order to carry the element of liquid crystal indicator, for example liquid crystal panel, or the blooming piece of a backlight module.Circulating filtration air-supply arrangement 10 is set up in conveying device 20, in order to produce an air-flow, the foreign matter that adheres on the elements of LCD is removed.In addition, shown in the vertical view of Fig. 2, the automatic gas bath cleaning device of the present invention's liquid crystal panel and backlight module element also has an assembling district 30, is arranged at the end of conveying device 20, in order to receive elements of LCD to assemble.
In addition, in the automatic gas bath cleaning device of the present invention's liquid crystal panel and backlight module element, circulating filtration air-supply arrangement 10 can be as the setting of Fig. 3, circulating filtration air-supply arrangement 10 is set up in conveying device 20, have an air outlet 122, an air intake vent 124, a filter screen 14, a high efficiency filter 16 and an air-supply arrangement 18, and constitute a transfer passage 12 between circulating filtration air-supply arrangement 10 and the conveying device 20.The function of each element below is described respectively.
The function of filter screen 14 is the foreign matter in the preliminary filtered airflow.High efficiency filter 16 is arranged at one of filter screen 14 side, in order to further air-flow is filtered.Air-supply arrangement 18 can be a windmill, is arranged at the opposite side of high efficiency filter 16 with respect to filter screen 14, and in order to keep the flow direction of air-flow, for example the air-flow among Fig. 3 is counterclockwise to flow.Air outlet 122 is arranged at the air side of air-supply arrangement 18, sends air-flow to transfer passage 12.When air-flow flowed at transfer passage 12, its flow direction was identical with the throughput direction of conveying device 20.At last, air current flow is sent filter screen 14 to the end of transfer passage 12 back to again by air intake vent 124.So, air-flow returns transfer passage 12 by transfer passage 12 along air intake vent 124, filter screen 14, high efficiency filter 16, air-supply arrangement 18 and air outlet 122, and constitutes a circulating current.
In this mandatory declaration, generally speaking, when air-flow velocity was high more, the effect of air-flow removing foreign matter was good more, therefore if can be provided with a nozzle at air outlet 122, to increase the flow velocity of air-flow, so can strengthen the effect of foreign bodies removal.
Below, the automatic gas bath clean method of the present invention's elements of LCD assembling is described please again referring to Fig. 4.At first, provide an elements of LCD, for example one of a liquid crystal panel or backlight module blooming piece (step S10) is prepared to deliver to the assembling district and is assembled.Secondly, liquid crystal panel or blooming piece are positioned over conveying device 20, to carry (step S20).Because circulating filtration air-supply arrangement 10 is set up in conveying device 20, therefore conveying device 20 can be sent liquid crystal panel or blooming piece into circulating filtration air-supply arrangement 10 (step S30), produce air-flow by circulating filtration air-supply arrangement 10, remove the foreign matter (step S40) that adheres on liquid crystal panel/blooming piece.After circulating filtration air-supply arrangement 10, conveying device 20 is sent into liquid crystal panel/blooming piece assembling district 30 (step S50) again, finishes cleaning action.
In this mandatory declaration, in the foregoing description, circulating filtration air-supply arrangement 10 is arranged to air-flow when transfer passage 12 flows, its flow direction is identical with the throughput direction of conveying device 20; Yet the present invention's circulating filtration air-supply arrangement 10 also can be arranged to other direction, removes effect with the air-flow that obtains difference.
Though the present invention discloses as above with concrete preferred embodiment, so it is not in order to limiting the present invention, anyly has the knack of this skill person, without departing from the spirit and scope of the invention, still can do a little change and retouching.
Claims (5)
1. the automatic gas bath clean method of an elements of LCD assembling comprises the following step:
One elements of LCD is provided;
This elements of LCD is positioned over a conveying device, and to carry, wherein this conveying device is provided with a circulating filtration air-supply arrangement;
This elements of LCD is sent into this circulating filtration air-supply arrangement,, remove the foreign matter that adheres on this elements of LCD by the air-flow that this circulating filtration air-supply arrangement produces; And
This elements of LCD is sent into the assembling district.
2. elements of LCD is according to claim 1 assembled automatic gas bath clean method, and wherein the flow direction of this air-flow is same as the throughput direction of this conveying device.
3. elements of LCD is according to claim 1 assembled automatic gas bath clean method, and wherein this elements of LCD is a liquid crystal panel.
4. elements of LCD is according to claim 1 assembled automatic gas bath clean method, and wherein this elements of LCD is the blooming piece of a backlight module.
5. elements of LCD as claimed in claim 1 is assembled automatic gas bath clean method, and wherein this circulating filtration air-supply arrangement also comprises:
One filter screen;
One high efficiency filter, it is arranged at one of this filter screen side;
One air-supply arrangement, it is arranged at the opposite side of this high efficiency filter with respect to this filter screen;
One air outlet, it is arranged at the air side of this air-supply arrangement, sends air-flow to this conveying device; And
One air intake vent receives air-flow by this conveying device, and sends this filter screen back to;
Wherein, air-flow constitutes a circulating current along this air intake vent, this filter screen, this high efficiency filter, this air-supply arrangement and this air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03104349 CN1268443C (en) | 2003-02-08 | 2003-02-08 | Liquid crystal display device units assembled automatic gas bath cleaning apparatus and method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03104349 CN1268443C (en) | 2003-02-08 | 2003-02-08 | Liquid crystal display device units assembled automatic gas bath cleaning apparatus and method therefor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1520940A CN1520940A (en) | 2004-08-18 |
| CN1268443C true CN1268443C (en) | 2006-08-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03104349 Expired - Lifetime CN1268443C (en) | 2003-02-08 | 2003-02-08 | Liquid crystal display device units assembled automatic gas bath cleaning apparatus and method therefor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1268443C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101261495B (en) * | 2007-03-08 | 2010-10-06 | 英华达（上海）科技有限公司 | Blowing device and its control circuit |
| CN102050330B (en) * | 2010-11-05 | 2013-02-06 | 深圳市华星光电技术有限公司 | Mechanical arm and transport device provided with same |
| CN103007636B (en) * | 2012-11-23 | 2014-11-05 | 深圳市华星光电技术有限公司 | Transport device and dustproof cover |
-
2003
- 2003-02-08 CN CN 03104349 patent/CN1268443C/en not_active Expired - Lifetime
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| Publication number | Publication date |
|---|---|
| CN1520940A (en) | 2004-08-18 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: YOUDA PHOTOELECTRIC CO., LTD. Free format text: FORMER NAME OR ADDRESS: GUANGHUI ELECTRONIC CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: Hsinchu, Taiwan, China Patentee after: AU OPTRONICS Corp. Address before: Taiwan, China Patentee before: QUANTA DISPLAY INCORPORATION |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20060809 |