CN1579650A - Washing device for flat display panel - Google Patents
Washing device for flat display panel Download PDFInfo
- Publication number
- CN1579650A CN1579650A CNA2004100626882A CN200410062688A CN1579650A CN 1579650 A CN1579650 A CN 1579650A CN A2004100626882 A CNA2004100626882 A CN A2004100626882A CN 200410062688 A CN200410062688 A CN 200410062688A CN 1579650 A CN1579650 A CN 1579650A
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- China
- Prior art keywords
- driving shaft
- cleaning device
- rolling brush
- panel
- swivel plate
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- 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.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1316—Methods for cleaning the liquid crystal cells, or components thereof, during manufacture: Materials therefor
Abstract
A cleaning apparatus for a flat display panel includes a roll brush disposed to be contactable with at least one of top and bottom surfaces of the panel, a gap adjustor for fixing the roll brush and adjusting the roll brush toward or away from the surfaces of the panel, and a driving unit for rotating the roll brush. The gap adjustor includes a driving shaft for fixing the roll brush, first and second fixing brackets for supporting respective opposite ends of the driving shaft, first and second rotational plates respectively fixed on the first and second fixing brackets to movably support the driving shaft upward and downward, a driving source for generating power for rotating the first and second rotational plates, and a power transmission unit for transmitting the power of the driving source to the rotational plates.
Description
Technical field
The present invention relates to a kind of cleaning device that is used for two-d display panel, be specifically related to a kind of simple in structure and can be from the two-d display panel the cleaning device that is used for two-d display panel of removal of contamination effectively.
Background technology
Usually, the cleaning device that will be used for two-d display panel is designed to by using rolling brush to remove attached to the impurity on the two-d display panel.This device is arranged in the cleaning equipment, just, is arranged in the pond corresponding with the panel translator unit and that keep at a certain distance away with drying unit and similar device.
By matching with cleaning reagent in the cleaning part, rolling brush is removed lip-deep impurity.Rolling brush can be horizontally disposed at least one horizontal plane in the horizontal plane above and below of delivery panel, to clean at least one surface of panel.
Rolling brush arranges that around a driving shaft this driving shaft is by a for example drive source rotation of motor.This driving shaft passes through stent support in the pond, so that rolling brush can horizontally rotate corresponding to the direction that this panel transmits.
Driving shaft also is supported on the support, so that the clearance adjuster that is fixed on outside the pond can be adjusted gap between panel and the rolling brush along being formed on micro pattern on the panel, and, can be according to the position of current operator scheme change rolling brush.
Clearance adjuster moves up and down support by the moment of torsion that uses the such drive source of for example actuator and motor, thus the position of mobile driving shaft.This cleaning device can be fixing in the process of this panel of processing, maybe this cleaning device is used for the self-contained unit of independent cleaning process as one and fixes.
But, in traditional cleaning device, owing to be used for the clearance adjuster that rolling brush moves up and down is designed to outside transfer of torque in the pond of delivery panel, thereby the complex structure of energy transmission unit and panel delivery unit caused.In addition, because this structure has occupied the inside and the space outerpace in pond, therefore reduced the space service efficiency.
In addition, when adopting a pair of brush to clean the apparent surface of panel, the structure of energy transmission unit and panel delivery unit can be further complicated, thereby improved production and maintenance cost.
When the such drive source of for example motor is fixed on the outside in pond, realize the energy transmission by pool wall, thereby make impurity can enter cleaning space easily, therefore reduced cleaning efficiency.In addition, on structure, use clearance adjuster to be difficult to accurately adjust the cleaning positions of brush.In addition, when brush is subjected to physical impact or when vibrations, the cleaning positions of rolling brush can be offset easily, thus touch panel surface effectively, and therefore reduce cleaning efficiency.
Summary of the invention
Therefore, the objective of the invention is to make great efforts to solve the problems referred to above of prior art.
In view of this, the object of the present invention is to provide a kind of cleaning device that is used for two-d display panel, thereby the cleaning positions that this equipment can use simple structure to move rolling brush improves cleaning efficiency, and can in the pond, easily arrive cleaning area.
For reaching above purpose, a kind of cleaning device that is used for two-d display panel provided by the invention comprises: can with the panel upper and lower surface at least one the surface contact rolling brush, be used for fixing rolling brush and regulate the driver element that rolling brush was shifted to or left the clearance adjuster of panel surface and is used to rotate rolling brush.Clearance adjuster comprises the driving shaft that is used for fixing rolling brush, be used for supporting driving shaft opposite end respectively first and second fixed supports, be separately fixed on first and second fixed supports and be used for supporting driving shaft and make driving shaft first and second swivel plates moving up and down, be used for produce power with drive source that rotates first and second swivel plates and the energy transmission unit that is used for the energy of drive source is transferred to swivel plate.
Description of drawings
Introduce accompanying drawing so that the present invention is further understood, these accompanying drawings have illustrated embodiments of the invention as the application's a part, and together are used to explain principle of the present invention in conjunction with explanation, wherein:
Fig. 1 is for being used for the perspective view of the cleaning device of two-d display panel according to an embodiment of the invention;
Fig. 2 is the enlarged perspective of clearance adjuster shown in Figure 1;
Fig. 3 is the sectional view of Fig. 2;
Fig. 4 is the amplification sectional view of energy transmission unit shown in Figure 2;
Fig. 5 is an amplification sectional view, shows the process that changes the cleaning positions of rolling brush by energy transmission unit shown in Figure 2;
Fig. 6 is an enlarged perspective, shows the operation of energy transmission unit shown in Figure 4;
Fig. 7 is a sectional view, shows according to the operation of clearance adjuster shown in Figure 2 to use rolling brush to clean panel;
Fig. 8 shows cleaning device in accordance with another embodiment of the present invention;
Fig. 9 is the amplification sectional view that has shown the energy transmission structure between driver element and rolling brush shown in Figure 1;
Figure 10 is the perspective view of another embodiment of Fig. 9.
The specific embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described in detail, wherein, employed same numeral refers to same part or like parts in each accompanying drawing.
Referring to figs. 1 to Fig. 3, cleaning device of the present invention comprises: rolling brush 2, this rolling brush 2 are set to contact respectively with the upper and lower surface of panel P; Be used to adjust the clearance adjuster 4 in gap between the rolling brush 2; And the driver element 6 that is used to rotate rolling brush 2.This cleaning device is arranged among the B of pond, with corresponding to the panel P that moves in one direction.
Make panel P in the B of pond, move horizontally by a conveyer belt (not shown).
Each rolling brush 2 comprises cylindrical blank pipe and a plurality of brush 2a that is fixed on cylindrical blank pipe periphery, and brush 2a is used for the surperficial outwash with panel P.
In this embodiment, as mentioned above, a pair of rolling brush 2 can be respectively with the upper and lower surface outwash of panel P.But the present invention is not limited thereto.
Each clearance adjuster 4 comprises: the interior driving shaft 8 of cylindrical blank pipe that is embedded in rolling brush 2; The fixed support 10 that is used for supporting driving shaft 8; Be fixed on the swivel plate 12 on the fixed support 10 rotatably, wherein driving shaft 8 is fixed on the swivel plate 12 can vertically moving; Drive source 14 is used to produce the torque that makes swivel plate 12 rotations; And energy transmission unit 16, be used for the torque transfer of drive source 14 is arrived swivel plate 12.
As shown in Figure 2, driving shaft 8 passes the hollow space of the cylindrical blank pipe of rolling brush 2, to rotate together with rolling brush 2.
In this embodiment, although rolling brush 2 is fixed in the independent driving shaft 8, the present invention is not limited thereto.That is to say that two driving shafts can embed through the opposite end of rolling brush 2 and be supported on separately the clearance adjuster 4.
As shown in Figure 1, fixed support 10 can be made by a rectangular slab with predetermined thickness.Driving shaft 8 partly is hooked on the swivel plate 12, and passes fixed support 10.By the fastenings of bolt (not shown) for example, fixed support 10 is securely fixed on the panel conveyer or on the inner surface of pond B.
As shown in Figure 2, the sensor 18 that is used to detect panel P current location is fixed on fixed support 10, with the translator unit correspondence of panel P.In this embodiment, as shown in Figure 3, two sensors 18 are separately positioned on the both sides of each fixed support 10.
After swivel plate 12 was fixed in the gathering sill 20, mounting cover C covered gathering sill 20, thereby prevented swivel plate 12 (see figure 9) that is spaced.
This gathering sill 20 has a through hole 22, and the opposite end of driving shaft 8 passes this through hole 22.The diameter of through hole 22 is less than the diameter of gathering sill 20.
Swivel plate 12 has the inclined to one side hole 24 of scalariform, by and the opposite end that utilizes this inclined to one side hole supporting driving shaft 8.As shown in Figure 3, depart from mutually the axis in the inclined to one side hole 24 of scalariform and the axis of swivel plate 12, and wherein, this swivel plate 12 rotates in the gathering sill 20 of fixed support 10.
Shaft support part 26 in inclined to one side hole 24 rotatably supports the driving shaft 8 that passes inclined to one side hole 24.
This shaft support part 26 forms by one in sliding bearing, ball bearing and the axle bush.This shaft support part 26 is fixed under stressed effect in the inclined to one side hole 24.
Shown in Fig. 2 and 4, drive source 14 and energy transmission unit 16 are fixed on the fixed support 10, with corresponding with swivel plate 12 respectively.
Shown in Fig. 4 and 6, under the situation of worm gear 16b and worm screw 16a engagement, worm gear 16b is around being fixed on the swivel plate 12 and being embedded in the gathering sill 20 of fixed support 10.
When swivel plate 12 places the gathering sill 20 of fixed support 10, be fixed to the driving shaft 8 symmetry placement as shown in Figure 5 in the inclined to one side hole 24.Therefore, when making that by drive source 14 and energy transmission unit 16 swivel plate 12 rotates at a predetermined angle, as shown in Figure 5, the distance between the rolling brush 2 reduces or increases.
Although worm gear 16b has been proposed and with it around being fixed on the swivel plate 12, the present invention is not limited thereto.For example, in the process of preparation swivel plate 12, the gear parts identical with worm gear 16b integrally can be machined to the periphery of swivel plate 12.
When panel P was regional through cleaning, clearance adjuster 4 was adjusted the position of rolling brush 2 when being controlled by sensor 18.This adjustment operation of clearance adjuster 4 will be described follow-up.
As shown in Figure 5, when panel P entered the cleaning zone, the sensor 18 of inlet side detected this situation, so that drive source 14 and energy transmission unit 16 can make swivel plate 12 rotations.
Therefore, as shown in Figure 7, the distance that is supported between the driving shaft 8 on the swivel plate 12 reduces, thereby rolling brush 2 is transferred to and the corresponding cleaning positions of the upper and lower surface of panel P, and rotates under the effect of driver element 6 with panel P outwash.After panel P cleaned the zone through this, outlet side sensor 18 detected this situation, and swivel plate 12 returns their initial position under the effect of drive source 14 and energy transmission unit 16.As a result, as shown in Figure 3, rolling brush 2 moves each other and opens, thereby no longer is in contact with one another.
In addition, clearance adjuster 4 can be adjusted the position of rolling brush 2, so that rolling brush 2 can be located with respect to being formed on the micro pattern on the panel P.
In the present embodiment,, adopt Worm-gear assembly as energy transmission unit 16 although adopt gear motor as drive source 14,, the present invention is not limited thereto.
For example, as shown in Figure 8, can adopt a cylinder to produce active force as drive source 14, energy transmission unit 16 comprises tooth bar 16c and pinion 16d.Thereby the active force of drive source 14 is converted to rotatory force, and this rotatory force makes swivel plate 12 rotate in gathering sill 20.
Tooth bar 16c is connected to the piston rod of cylinder (drive source), and pinion 16d is by fixing or make with swivel plate 12 integrally formed outer gear around swivel plate 12.
In above embodiment, although the swivel plate 12 of the opposite end of supporting driving shaft 8 works alone under the effect of separately drive source 14, the present invention is not limited thereto.
For example, the worm gear 16b or the pinion 16d that are installed in the swivel plate 12 contiguous separately in the fixed support 10 can be engaged with each other, so that contiguous swivel plate 12 can drive by independent drive source.Perhaps, can spur gear be installed, so that the swivel plate 12 in fixed support 10 can be by 14 operations of independent drive source around swivel plate 12.
As mentioned above, energy transmission unit 16 can have different structures, and is not limited thereto specific structure.
With reference to figure 1, can use pair of motors M as driver element 6.Motor M locatees with respect to driving shaft separately and is connected to gear reduction unit M1, so that the rotation torque of motor M can be decreased to predetermined speed reducing ratio by deceleration unit M1.This deceleration unit M1 can be fixed firmly on the outer bottom of pond B, perhaps is fixed on the independent stationary parts on the outside that places pond B.
As shown in Figure 9, the output shaft of gear reduction unit M is connected to driving shaft 8 by axle attaching parts 28.These attaching parts 28 preferred ball-and-socket joint or universal joints of adopting are even so that also can effectively transmit energy when clearance adjuster 4 moves up and down driving shaft 8.
In other words, axle attaching parts 28 connect by ball or hinge connects, though like this when interconnective two axles have different angles the time, an attaching parts 28 also can change according to different angles with effective transmission energy.
Motor M can rotate rolling brush 2 with direction as shown in Figure 3 according to panel P direction of transfer.By deceleration unit M1, the per minute rotating speed of motor M is decreased in the range of speeds, and this rotating speed offers the rolling brush 2 that cleans panel P.
In the above-described embodiments, although driving shaft 8 passes through axle attaching parts 28 physical connections to gear reduction unit M1,, the present invention is not limited thereto.For example, the transmission of the energy between gear reduction unit M1 and driving shaft 8 can realize by magnetic force.
Figure 10 has shown that driver element 6 uses magnetic force to realize the energy transmission.The front end of the output shaft of deceleration unit M1 and driving shaft 8 separates. Magnetic board 30a and 30b place respectively on the output shaft of the opposite end of driving shaft 8 and deceleration unit M1. Magnetic board 30a and 30b magnetize when powering up.
The diameter of each magnetic board 30a that is provided at deceleration unit M1 output shaft end is bigger than the diameter of the magnetic board 30b of the end that is provided at output shaft 8.Therefore, even when changing by swivel plate 12 in the position of driving shaft 8, the diameter of magnetic board also can be used in the vibration of compensation driving shaft 8.
When the motor M of driver element 6 is driven, apply electric energy to magnetic board 30a and 30b, producing magnetic force between magnetic board 30a and 30b, thereby the moment of torsion of motor M can be transferred to driving shaft 8 through magnetic board 30a and 30b.
As shown in figure 10, according to this energy transmission structure,, therefore, need not physically to pass the wall of pond B to connect them because output shaft and the driving shaft 8 of deceleration unit M1 separate.Thereby, can prevent that dopants penetration from entering this pond.In addition, the structure of this energy transmission unit can be simplified, with the size that reduces equipment and reduce maintenance cost.
The cleaning operation process of various details cleaning device.
The internal structure of service sink B is at first described.The air knife that rinse water provides the unit and be used for removing remaining water on the panel P before or after cleaning is located with respect to the movable part of panel P.
With reference to figure 1 and Fig. 3, the front end that detects panel P when inlet sensor 18 moves into of rolling brush 2 when regional, through energy transmission unit 16 with the torque transfer of drive source 14 to swivel plate 12, thereby according to shown in Figure 7, in gathering sill 20, rotate swivel plate 12 in one direction.
Therefore, the distance that is fixed between the driving shaft 8 in the inclined to one side hole 24 is reduced, thereby makes that be installed in rolling brush 2 on the driving shaft 8 is transferred to as shown in Figure 7 cleaning positions with respect to the upper and lower surface of panel P.
Thus, on direction shown in Figure 7, the motor M of driver element 6 rotates the surface of rolling brush 2 with outwash panel P.Between the surface of panel P and rolling brush 2, provide water for cleaning.
After process as mentioned above, when advancing and cleaned up by rolling brush in the rear end that outlet sensor 18 detects panel, thereby clearance adjuster 4 reverse operatings no longer contact with each other so that rolling brush 2 returns their initial position.
Therefore, owing to make rolling brush 2 be transferred to a ideal position, can counter plate P handle continuously and can improve cleaning efficiency with respect to panel P through cleaning the zone by clearance adjuster 4.
Be used for the cleaning device of two-d display panel according to the above,, therefore can improve cleaning efficiency owing to rolling brush is adjusted to respect to the desirable cleaning positions that is formed on the micro pattern on this panel by clearance adjuster.
In addition, owing to linearity or rotating energy,, thereby make it possible to reduce the size of this cleaning device and reduce manufacturing and maintenance cost with the distance between the adjustment rolling brush by energy transmission unit transmission drive source simple in structure.
For those of ordinary skill in the art, can carry out various improvement and variation to the present invention.Therefore, need only these improvement and variation in claim and their scope that is equal to replacement, these improvement and variation are all within protection scope of the present invention.
Claims (9)
1, a kind of cleaning device that is used for two-d display panel comprises:
The rolling brush that can contact with at least one surface in the panel upper and lower surface;
Be used for fixing rolling brush and regulate the clearance adjuster that panel surface was shifted to or left to rolling brush; With
Be used to rotate the driver element of rolling brush;
Wherein, clearance adjuster comprises:
The driving shaft that is used for fixing rolling brush;
Be used for first and second fixed supports of supporting driving shaft opposite end respectively;
Be separately fixed on first and second fixed supports, be used for supporting driving shaft and make driving shaft first and second swivel plates moving up and down;
Be used for produce power to rotate the drive source of first and second swivel plates; With
Be used for the energy of drive source is transferred to the energy transmission unit of swivel plate.
2, cleaning device according to claim 1, wherein, energy transmission unit transfer linearity energy or rotating energy, and energy after conversion transferred to swivel plate.
3, cleaning device according to claim 2, wherein, the energy transmission unit is a kind of in tooth bar/pinion assemblies, worm screw/Worm-gear assembly and a pair of spur gear.
4, cleaning device according to claim 1, wherein, each swivel plate has a hole, and driving shaft passes this hole and supports by this hole, and the central axis in this hole departs from mutually with the pivot of swivel plate.
5, cleaning device according to claim 1, wherein, the opposite end of first and second fixed support relative drive shafts location, and have a gathering sill that rotatably receives swivel plate.
6, cleaning device according to claim 1, wherein, drive source is cylinder or motor.
7, cleaning device according to claim 1, wherein, driver element is connected to driving shaft through contact attaching parts or noncontact attaching parts.
8, cleaning device according to claim 7, wherein, the contact attaching parts are ball-and-socket joint or universal joint.
9, cleaning device according to claim 7, wherein, the noncontact attaching parts are the magnetic production part, the energy transmission realizes in the noncontact part by magnetic force.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030054711A KR100580144B1 (en) | 2003-08-07 | 2003-08-07 | apparatus for cleaning flat display panel |
| KR1020030054711 | 2003-08-07 | ||
| KR10-2003-0054711 | 2003-08-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1579650A true CN1579650A (en) | 2005-02-16 |
| CN1302864C CN1302864C (en) | 2007-03-07 |
Family
ID=34374112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100626882A Active CN1302864C (en) | 2003-08-07 | 2004-08-06 | Washing device for flat display panel |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4046709B2 (en) |
| KR (1) | KR100580144B1 (en) |
| CN (1) | CN1302864C (en) |
| TW (1) | TWI238744B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP4046709B2 (en) | 2008-02-13 |
| TWI238744B (en) | 2005-09-01 |
| KR20050015760A (en) | 2005-02-21 |
| KR100580144B1 (en) | 2006-05-15 |
| TW200505594A (en) | 2005-02-16 |
| JP2005052834A (en) | 2005-03-03 |
| CN1302864C (en) | 2007-03-07 |
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Owner name: WEIHAI DIANMEISHI OPTO-MECHATRONICS CO., LTD. Effective date: 20140227 |
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Effective date of registration: 20140227 Address after: Gyeonggi Do, South Korea Patentee after: Display Production Service Co., Ltd. Patentee after: Weihai dianmei Shiguang electromechanical Co Ltd Address before: Gyeonggi Do, South Korea Patentee before: Display Production Service Co., Ltd. |
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Address after: 264205 No. 88-1, Bekaert Road, Weihai Economic and Technological Development Zone, Weihai City, Shandong Province Patentee after: WEIHAI DMS OPTICAL ELECTROMECHANICAL Co.,Ltd. Patentee after: DMS Co.,Ltd. Address before: Gyeonggi Do, South Korea Patentee before: DMS Co.,Ltd. Patentee before: WEIHAI DMS OPTICAL ELECTROMECHANICAL Co.,Ltd. |