CN105334673A - Liquid crystal rubbing cloth process - Google Patents
Liquid crystal rubbing cloth process Download PDFInfo
- Publication number
- CN105334673A CN105334673A CN201410381939.7A CN201410381939A CN105334673A CN 105334673 A CN105334673 A CN 105334673A CN 201410381939 A CN201410381939 A CN 201410381939A CN 105334673 A CN105334673 A CN 105334673A
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- China
- Prior art keywords
- cloth
- orientation
- burnisher
- fine hair
- processing procedure
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Abstract
A liquid crystal rubbing cloth process comprises a cutting step, a cleaning step , a checking step and a packaging step, wherein in the cutting step, a preset cutting area block on rubbing cloth is cut off to acquire a rubbing cloth block; the rubbing cloth is provided with villus; impurities on the villus are first cleaned by a first cleaning tool; rest impurities incapable of being cleaned by the first cleaning tool is cleaned by a second cleaning tool; villus directivity can be checked in the checking step; and the rubbing cloth block checked in the checking step is packed into a package structure. Therefore, impurities capable of being easily cleaned or not can be cleaned by the first and second cleaning tools from the villus; and the first cleaning tool is a duster, so optimal cleaning effect can be achieved; excellent product quality can be achieved via the checking and packaging steps; and the liquid crystal rubbing cloth process meets standards for liquid crystal screen manufacture.
Description
Technical field
The present invention, about a kind of processing procedure of LCD alignment cloth, particularly comprises about a kind of the processing procedure cutting, clean, check and pack LCD alignment cloth.
Background technology
RUBBING (alignment manufacture process) refers to and is being called on the alignment film that Polyimide resin is made, and with the LCD alignment cloth of softness in a certain direction, rub out the groove that liquid crystal can be allowed to arrange according to certain orientation on the surface of alignment film.Alignment film is the necessary thing of constraint liquid crystal and substrate-parallel, and RUBBING is then required action when making liquid crystal arranged in parallel.Therefore liquid crystal can be followed certain direction and arranges, and in addition in order to liquid crystal can be stood, must give a Pre-tilt angle in the same direction.Because such so the groove of liquid crystal arrangement must be transmitted through RUBBING and produces.In addition with the size of Pre-tilt angle that RUBBING produces, then change to some extent with the condition rotating speed of the ROLLER (, use the pressure etc. of cloth, cloth) of RUBBING and the difference of alignment film material.Therefore RUBBING is very important in the manufacturing engineering of liquid crystal display.
Cutting step in the processing procedure of existing LCD alignment cloth is layer overlay cushion block on board, is then placed on cushion block by alignment cloth, after this alignment cloth surface indicia makes a reservation for well to cut block, utilizes cutter to cut a finished product from making a reservation for cut block.
But, this alignment cloth can be stained with the soft flocks on this cushion block in a large number in the process cut, therefore after cutting out, a large amount of soft flocks of still needing on other this alignment cloth of cleaning, otherwise can have influence on and acting force between liquid crystal, but the process of cleaning soft flocks quite wastes time and energy, moreover the cleaning effect of cleaning in the processing procedure of existing LCD alignment cloth is not good, the soft flocks that cannot fully will be stuck on the fine hair of alignment cloth is removed.
Summary of the invention
Fundamental purpose of the present invention is the processing procedure providing a kind of LCD alignment cloth, can by completely clear for the impurity on the fine hair of alignment cloth clean.
Secondary objective of the present invention is the processing procedure providing a kind of LCD alignment cloth, and the fine hair that can reduce alignment cloth is stained with the quantity of soft flocks when cutting step.
Whether another object of the present invention is the processing procedure providing a kind of LCD alignment cloth, effectively check out the directivity of the fine hair of the alignment cloth after clean correct.
In order to reach aforesaid object, the present invention will provide a kind of processing procedure of LCD alignment cloth, comprises:
One cutting step, at least one predetermined on an alignment cloth material is cut block and cut and obtain at least one orientation cloth, this orientation cloth has most fine hair;
One cleaning, the impurity on the fine hair of this orientation cloth is first removed by one first burnisher, and on the fine hair of this orientation cloth, residue cannot be removed by one second burnisher by the impurity that this first burnisher is removed again;
One checking procedure, checks the directivity of the fine hair of this orientation cloth;
One packaging step, is packaged into a packaging structure by the orientation cloth by inspection.
Wherein, in this cutting step, an interlayer is layed on a cushion block, and this alignment cloth material is layed on this interlayer.
Wherein, this first burnisher is a dust arrester.
Wherein, this first burnisher is Whisk.
Wherein, this second burnisher is a clipper.
Wherein, this clipper is that an angle is cut.
Wherein, this second burnisher is a fixture.
Wherein, in this cleaning, a light source irradiation is on this orientation cloth.
Wherein, this light source one lamp box, this orientation cloth has the characteristic of printing opacity, and after this orientation cloth is placed on this lamp box, the light of this lamp box up irradiates from the below of this orientation cloth and penetrates this orientation cloth.
Effect of the present invention is, in cleaning, successively uses this first, second burnisher by clean from complete liquidation the fine hair of this orientation cloth for impurity that is easy and not easy-clear.Particularly this first burnisher is cleaning effect the best of Whisk.Moreover, this lamp box from up polishing below this orientation cloth, make all impurity without be stealthy and be easy to be removed by operator and the eyes of operator can be protected.In cutting step, the most of soft flocks on this cushion block is blocked by this interlayer, by this, the fine hair of cut orientation cloth be stained with soft flocks quantity can significantly reduce.In addition, this checking procedure can check out exactly through cutting with clean after the directivity of fine hair of orientation cloth whether correct.
Accompanying drawing explanation
Fig. 1 is process flow diagram of the present invention.
Fig. 2 is cutting step schematic diagram of the present invention.
Fig. 3 is that the first burnisher of the present invention removes the schematic diagram being attached to the impurity of the fine hair of orientation cloth a little.
Fig. 4 is that the second burnisher of the present invention removes the schematic diagram being stuck in the impurity of the fine hair of orientation cloth firmly, and wherein this second burnisher is a clipper.
Fig. 5 is that the second burnisher of the present invention removes the schematic diagram being stuck in the impurity of the fine hair of orientation cloth firmly, and wherein this second burnisher is a fixture.
Fig. 6 is checking procedure schematic diagram of the present invention.
Fig. 7 of the present inventionly keeps flat packaging schematic diagram.
Fig. 8 is tubular of the present invention packaging schematic diagram.
Wherein, description of reference numerals is as follows:
10 cushion blocks
11 boards
12 interlayers
20 alignment cloth materials
21 make a reservation for cut block
22 orientation cloths
23 fine hair
30 first burnishers
31, the 31 ' second burnisher
40 light sources
50 vibrating devices
51 worktable
511 working surfaces
60 maos to check member
70 plate bodys
71 stationary installations
711 adhesive tapes
712 barriers
72 flatwise packaging structures
80 alignment cloth unitized constructions
81 cylindrical shells
82 lids
83 stationary installations
84 tubular packaging structures
A impurity
S1 cutting step
S2 cleaning
S3 checking procedure
S4 packaging step
Embodiment
Below coordinate graphic and Reference numeral to do more detailed description to embodiments of the present invention, those of ordinary skill in the art can be implemented according to this after studying this instructions carefully.
Please refer to Fig. 1 to Fig. 7, the invention provides a kind of processing procedure of LCD alignment cloth, comprise the following steps:
One cutting step S1, is located in a plane of a board 11 by a cushion block 10, be layed in by an interlayer 12 on this cushion block 11, is layed in by an alignment cloth material 20 on this interlayer 12, as shown in Figure 1 and Figure 2.This alignment cloth material 20 marks at least one making a reservation for and cuts block 21.The predetermined block 21 that cuts on this alignment cloth material 20 is cut and obtains at least one orientation cloth 22.More particularly, this plane is positioned at the top of this board 11, and the material of this cushion block 10 is cloth materials, and this orientation cloth 22 has a first surface, a second surface and most fine hair 23 (see Fig. 4), described fine hair 23 is located at this first surface, and this second surface is resisted against this interlayer 12.
One cleaning S2, impurity on the fine hair of this orientation cloth 22 is first removed by one first burnisher 30, the fine hair of this orientation cloth 22 remains the impurity cannot removed by this first burnisher 30 to be removed, as shown in Fig. 1, Fig. 3 to Fig. 5 by one second burnisher 31 again.More particularly, the fine hair 23 of this orientation cloth 22 has much impurity, partial impurities is attached on described fine hair 23 a little, partial impurities be to be stuck in firmly on described fine hair 23 (as Fig. 3 to Fig. 5 the impurity A that indicates).The impurity be attached to a little on described fine hair 23 can pass through this first burnisher 30 and removes.Wherein, this first burnisher 30 is dust arresters, such as Whisk, dedusting roller or other can be used to the instrument etc. of dedusting.Be wherein good with the effect of Whisk.Described Whisk is the apparatus stroking the dirt that sweeps up dust that a kind of chicken feather or cloth are made.The impurity Whisk be attached on described fine hair 23 falls by this Whisk, as shown in Figure 3.But, the impurity A be stuck in firmly on described fine hair 23 cannot be removed by this first burnisher 30, therefore needs residue to be removed by this first burnisher 30 and the impurity A be stuck in firmly on described fine hair 23 removes from described fine hair 23 by this second burnisher 31 further.Wherein, this second burnisher 31 can be a clipper, and described fine hair 23 is touched the part remaining the impurity A cannot removed by this first burnisher 30 and cut together with impurity A by this clipper, as shown in Figure 4.Preferably, clipper is that an angle is cut.Please refer to Fig. 5, in other embodiments, this second burnisher 31 ' may be a fixture, and this fixture removes from described fine hair 23 folder in order to the impurity A cannot removed by this first burnisher 30.Really be eliminated in order to ensure all impurity, in this cleaning S2, a light source 40 can be utilized to be radiated on this orientation cloth.Preferably, this light source 40 is lamp boxes, this orientation cloth 22 has the characteristic of printing opacity, after this orientation cloth 22 is placed on this lamp box, the light of this lamp box up irradiates from the below of this orientation cloth 22 and penetrates this orientation cloth 22, impurity A on the fine hair 23 of this orientation cloth 22 can be perfectly clear by what see, and impurity A is removed from described fine hair 23 by handled easily person completely.Wherein, this orientation cloth 22 can be cropped get off after, be placed on the place that this light source 40 can be irradiated to, after this light source 40 is opened, start to carry out this cleaning, or after the impurity be attached to a little on described fine hair 23 removes by this first burnisher 30, this orientation cloth 22 is moved on to the place that this light source 40 can be irradiated to, opening this light source 40, then starting to utilize this second burnisher 31,31 ' all to remove remaining the impurity A cannot removed by this first burnisher 30 from described fine hair 23.
One checking procedure S3, checks the directivity of the described fine hair 23 of this orientation cloth 22, as shown in Fig. 1 and Fig. 6.The present embodiment is on a working surface 511 of the worktable 51 this orientation cloth 22 being placed on a vibrating device 50.Then, one mao is placed on this orientation cloth 22 to check member 60.Preferably, this mao is to check member 60 for having a plate body of copper coin size, and its shape is preferably circular, because stressed the most even when the shape of circle is on this orientation cloth 22, can not have influence on the direction of this mao to check member 60 movement because of unbalance stress.After this vibrating device 50 starts vibration, this orientation cloth 22 also starts vibration.Along with the vibration of this orientation cloth 22, be placed on hair on this orientation cloth 22 to check member 60 can hair on this orientation cloth 22 to movement.Finally, observe this mao to the moving direction of check member 60 on this orientation cloth 22, thus judge that the hair of this orientation cloth 22 is to the demand whether meeting the directed processing procedure of mechanical friction.If find that there is the orientation cloth 22 of the demand of not meeting, just can be eliminated, in the processing procedure of liquid crystal panel, be had influence on the quality of panel to avoid hair to the orientation cloth 22 not meeting demand.Should by the fine hair 23 of orientation cloth 22 of inspection have correct hair to, so subsequent step should can be carried out by the orientation cloth 22 of inspection.
One packaging step S4, is packaged into a packaging structure, by this as shown in Fig. 1, Fig. 7, Fig. 8 by the orientation cloth 22 of inspection.Below by the packing method of detailed description two kinds of orientation cloths 22, so non-as limit, any method be applicable to for packing this orientation cloth 22 is all covered by category of the present invention, and conjunction is first chatted bright.Please refer to Fig. 7, in the first packing method, most orientation cloths 22 can change into one in the mode of positive and negative crossover and fall, and is then located between two plate bodys 70 by described orientation cloth 22, finally by a stationary installation 71, two plate bodys 70 are interfixed again, obtain a flatwise packaging structure 72.Wherein, described stationary installation 71 may include but not limited to the combination of an adhesive tape 711 and a barriers 712, and this adhesive tape 711 sticks to be located between this two plate body 70, and this barriers 712 is located at the side of this adhesive tape 711 near described orientation cloth 22.Please refer to Fig. 8, in the second packing method, this orientation cloth is layed in a packing timber, this packing timber is from its lateral curls inward and this orientation cloth related is rolled into an alignment cloth unitized construction 80 together, then this alignment cloth unitized construction 80 is put into a cylindrical shell 81, then two lids 82 are sealed the two ends of this cylindrical shell 81, finally by two stationary installations 83, two lids 82 are interfixed with this cylindrical shell 81 again, obtain a tubular packaging structure 84.Wherein, described two stationary installations 83 are two adhesive tapes, and this two adhesive tape is glutinous to be respectively located between this two lid 82 and this cylindrical shell 81.
In cutting step S1 of the present invention, the most of soft flocks on this cushion block 10 is blocked by this interlayer 12, by this, the fine hair 23 of cut orientation cloth 22 be stained with soft flocks quantity can significantly reduce.
Moreover, in cleaning S2 of the present invention, after first the impurity be attached to a little on the fine hair 23 of this orientation cloth 22 being cleaned out by this first burnisher 30, by this second burnisher 31,31 ', residue cannot be fallen completely clearly by the impurity A that this first burnisher 30 is removed again, by this, the impurity on the fine hair 23 of this orientation cloth 22 can positively be cleaned out completely.It is worth mentioning that, using this Whisk as the cleaning effect of this first burnisher 30 for the best.
In addition, in cleaning S2 of the present invention, this light source 40 is utilized to irradiate this orientation cloth 22, make all impurity on the fine hair 23 of this orientation cloth 22 without be stealthy, by this, the eyes of operator clearly can see all impurity on the fine hair 23 of this orientation cloth 22, and can effectively be cleaned out by all impurity.It is worth mentioning that; because this orientation cloth 22 has the characteristic of printing opacity; therefore when this light source 40 is a lamp box; this light source 40 can from the upwards polishing of the below of this orientation cloth; make the eyes of operator energy under soft light comfortable and clearly see all impurity on the fine hair 23 of this orientation cloth 22; by this, the present invention is except for operator by except the impurity full scale clearance on the fine hair 23 of this orientation cloth 22, can also have effect of the eyes of protection operator concurrently.
Come again, in cleaning S2 of the present invention, when although this clipper is as this second burnisher 31, can destroy a little the fine hair 23 of this orientation cloth 22, but still the quality of the directivity of the fine hair 23 of this orientation cloth 22 harmless and the overall material as manufacture LCD screen, and the efficiency of this cleaning mode is quite high.It is worth mentioning that, when this second burnisher 31 be an angle cut time, this angle is cut and is provided excellent and cut out angle, can be down to minimum by the destroyed degree of the fine hair 23 of this orientation cloth 22.
In checking procedure S3 of the present invention, this vibrating device 50 and this mao to the combination of check member can check out exactly through cutting with clean after the directivity of fine hair 23 of orientation cloth 22 whether correct, to guarantee that the quality of this orientation cloth 22 reaches the level that can be used to manufacture LCD screen.
A bit be in addition, in packaging step S4 of the present invention, no matter be flatwise packaging structure 72 or tubular packaging structure 84, all there is splendid fixed effect.The problem that all orientation cloths 22 are scattered on the ground can not be there is in handling process; and the fine hair 23 of described orientation cloth 22 leans and do not have any damage, have the storage of easy storehouse simultaneously concurrently and be subject to the protection of two plate bodys 70 or packing timber and do not subject to stained effect.
The foregoing is only to explain preferred embodiment of the present invention; not attempt does any pro forma restriction to the present invention according to this; therefore, all have any modification for the present invention or the change done under identical creation spirit, all must be included in the category that the invention is intended to protect.
Claims (9)
1. a processing procedure for LCD alignment cloth, is characterized in that, comprising:
One cutting step, at least one predetermined on an alignment cloth material is cut block and cut and obtain at least one orientation cloth, this orientation cloth has most fine hair;
One cleaning, the impurity on the fine hair of this orientation cloth is first removed by one first burnisher, and on the fine hair of this orientation cloth, residue cannot be removed by one second burnisher by the impurity that this first burnisher is removed again;
One checking procedure, checks the directivity of the fine hair of this orientation cloth;
One packaging step, is packaged into a packaging structure by the orientation cloth by inspection.
2. the processing procedure of LCD alignment cloth according to claim 1, is characterized in that, in this cutting step, an interlayer is layed on a cushion block, and this alignment cloth material is layed on this interlayer.
3. the processing procedure of LCD alignment cloth according to claim 1, is characterized in that, this first burnisher is a dust arrester.
4. the processing procedure of LCD alignment cloth according to claim 3, is characterized in that, this first burnisher is Whisk.
5. the processing procedure of LCD alignment cloth according to claim 1, is characterized in that, this second burnisher is a clipper.
6. the processing procedure of LCD alignment cloth according to claim 5, is characterized in that, this clipper is that an angle is cut.
7. the processing procedure of LCD alignment cloth according to claim 1, is characterized in that, this second burnisher is a fixture.
8. the processing procedure of LCD alignment cloth according to claim 1, is characterized in that, in this cleaning, a light source irradiation is on this orientation cloth.
9. the processing procedure of LCD alignment cloth according to claim 8, it is characterized in that, this light source one lamp box, this orientation cloth has the characteristic of printing opacity, after this orientation cloth is placed on this lamp box, the light of this lamp box up irradiates from the below of this orientation cloth and penetrates this orientation cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410381939.7A CN105334673A (en) | 2014-08-06 | 2014-08-06 | Liquid crystal rubbing cloth process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410381939.7A CN105334673A (en) | 2014-08-06 | 2014-08-06 | Liquid crystal rubbing cloth process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105334673A true CN105334673A (en) | 2016-02-17 |
Family
ID=55285295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410381939.7A Pending CN105334673A (en) | 2014-08-06 | 2014-08-06 | Liquid crystal rubbing cloth process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105334673A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721958A (en) * | 2019-11-22 | 2020-01-24 | 张旭松 | Method for improving crystal surface processing precision for crystal cleaning |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000047213A (en) * | 1998-07-29 | 2000-02-18 | Koshi Adachi | Method for evaluating rubbing cloth |
| CN1577006A (en) * | 2003-07-16 | 2005-02-09 | 常阳工学株式会社 | Friction apparatus and liquid crystal display component produced with the same friction apparatus |
| CN101091952A (en) * | 2006-06-20 | 2007-12-26 | Lg.菲利浦Lcd株式会社 | Apparatus of cleaning rubbing-cloth |
| KR20080048687A (en) * | 2006-11-29 | 2008-06-03 | 엘지디스플레이 주식회사 | Rubbing cloth, manufacturing method thereof, and method for rubbing liquid crystal display panel using the same |
| KR20090110388A (en) * | 2008-04-18 | 2009-10-22 | 이찬훈 | Method of inspecting texture on a rubbing clothes using circlular object |
| CN201845153U (en) * | 2010-10-28 | 2011-05-25 | 北京京东方光电科技有限公司 | Vibrator used for measuring pretilt angle of abrasive cloth |
| CN203673187U (en) * | 2013-12-13 | 2014-06-25 | 昆山龙腾光电有限公司 | Rubbing cloth detection work table |
-
2014
- 2014-08-06 CN CN201410381939.7A patent/CN105334673A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000047213A (en) * | 1998-07-29 | 2000-02-18 | Koshi Adachi | Method for evaluating rubbing cloth |
| CN1577006A (en) * | 2003-07-16 | 2005-02-09 | 常阳工学株式会社 | Friction apparatus and liquid crystal display component produced with the same friction apparatus |
| CN101091952A (en) * | 2006-06-20 | 2007-12-26 | Lg.菲利浦Lcd株式会社 | Apparatus of cleaning rubbing-cloth |
| KR20080048687A (en) * | 2006-11-29 | 2008-06-03 | 엘지디스플레이 주식회사 | Rubbing cloth, manufacturing method thereof, and method for rubbing liquid crystal display panel using the same |
| KR20090110388A (en) * | 2008-04-18 | 2009-10-22 | 이찬훈 | Method of inspecting texture on a rubbing clothes using circlular object |
| CN201845153U (en) * | 2010-10-28 | 2011-05-25 | 北京京东方光电科技有限公司 | Vibrator used for measuring pretilt angle of abrasive cloth |
| CN203673187U (en) * | 2013-12-13 | 2014-06-25 | 昆山龙腾光电有限公司 | Rubbing cloth detection work table |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721958A (en) * | 2019-11-22 | 2020-01-24 | 张旭松 | Method for improving crystal surface processing precision for crystal cleaning |
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Application publication date: 20160217 |