CN202093282U - Friction device for liquid crystal display - Google Patents
Friction device for liquid crystal display Download PDFInfo
- Publication number
- CN202093282U CN202093282U CN2011201874156U CN201120187415U CN202093282U CN 202093282 U CN202093282 U CN 202093282U CN 2011201874156 U CN2011201874156 U CN 2011201874156U CN 201120187415 U CN201120187415 U CN 201120187415U CN 202093282 U CN202093282 U CN 202093282U
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- Prior art keywords
- friction roller
- friction
- liquid crystal
- rotating disk
- substrate
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Abstract
The utility model provides a friction device for liquid crystal display, comprising a turntable, a stage which is arranged on the turntable, a track, a friction roller and a support part, wherein the stage is used for placing a substrate to be polished; the turntable is arranged on the track and is used for moving and rotating on the track; the friction roller polishes the substrate to be polished through axial motion; and the support part is used for supporting the friction roller and supporting the friction roller above the stage. According to the utility model, because the turntable and the stage are designed to be capable of freely rotating, a friction angle between the friction roller and the substrate can be adjusted freely, so that the friction device not only can be used for producing twisted nematic liquid crystal screens, but also can be used for producing horizontal electric fields and other liquid crystal screens with wide viewing angles, so that the equipment utilization rate is improved, and the production cost is reduced.
Description
Technical field
The utility model relates to liquid crystal display friction process apparatus field, relates in particular to a kind of liquid crystal display rubbing device.
Background technology
The orientation of liquid crystal indicator (Alignment) process mainly is that liquid crystal molecule is arranged along specific direction, thereby makes after liquid crystal indicator is applied voltage, can control the show state of liquid crystal molecule.The process of alignment step is as follows:
At first need be at the inboard coating compound of LCD upper/lower electrode substrate, as polyimide (Polyimide, PI), then by being wrapped with the friction roller and the alignment film rub (Rubbing) of friction cloth, form uniform alignment film, the alignment film surface can be brushed out the groove of certain orientation arrangement because of filoplume (pile) friction of the friction cloth on the friction roller (Rubbing Clothes), causes the liquid crystal material on the alignment film to reach directional effect because of intermolecular force.The needed Liquid Crystal Molecules Alignment angle of the liquid crystal indicator of different driving pattern is different, mainly the frictional direction by adjusting friction roller and then satisfies the needed Liquid Crystal Molecules Alignment angle of liquid crystal indicator of different driving pattern forming different angle of frictions in the prior art.
Fig. 1 is a rubbing device structural representation in the prior art.As shown in Figure 1, rubbing device comprises: objective table 11, base station 12, track 13, friction roller 14 and bracing frame 15; The periphery of friction roller 14 is enclosed with friction cloth, and bracing frame 15 supports friction rollers 14, make its relatively objective table 11 axially rotate, base station 12 is controlled objective tables 11 and is moved along track 13.When being placed with substrate on the objective table 11, make base station 12 and objective table 11 move by external driver device along track 13, the friction cloth on the friction roller 14 of compound that applies on the substrate and high speed axial rotation rubs, and forms both alignment layers.In the prior art, put in order friction roller 14 projections in the projecting direction on track 13 planes by the adjustable positions of adjusting bracing frame 15, just adjust the angle of friction of friction roller with respect to the substrate on the objective table 11, but the angular range of adjusting angle of friction by the direction of adjusting friction roller 14 is limited, can't satisfy the demand of different liquid crystal indicator such as the liquid crystal display of twisted-nematic formula and the liquid crystal display at the wide visual angle of horizontal component of electric field simultaneously to different angle of frictions, can only produce different liquid crystal indicators by different production equipments, reduce plant factor, increased production cost.
The utility model content
The utility model provides a kind of liquid crystal display rubbing device, is free to adjust angle of friction.
The liquid crystal display rubbing device that the utility model provides comprises: rotating disk, be positioned at objective table, track and friction roller and support component on the rotating disk, wherein,
Objective table is used to place substrate to be polished;
Rotating disk is positioned on the described track, is used for moving on described track and rotation;
Friction roller is treated the substrate of polishing and is polished by axially-movable;
Support component is used to support friction roller, and friction roller is supported on the top of described objective table.
The rotatable direction of described rotating disk is two-way, or unidirectional for what fix.
The angle rotatable of described rotating disk is 0～360 degree.
Described friction roller comprises a rotating shaft and is wrapped in the outer friction cloth of this rotating shaft, perhaps is the rotating shaft that an outside has the effect of friction cloth.
Described support component is two bracing frames that be arranged in parallel, and the width between described two bracing frames is at least the minor increment that rotating disk when rotation objective table is not run between column,
Two axle heads of described friction roller lay respectively in two bracing frames.
Described support component is a bracing frame, and then an end of described friction roller is arranged in this bracing frame.
When using this device, by external driver device, drive dial rotation, adjust the direction of objective table, thereby adjust the direction of the substrate of placing on the objective table.
But it is free rotation mode that present embodiment passes through stage design, make the angle of friction between friction roller and the substrate freely to adjust, therefore this rubbing device both can be used for producing the liquid crystal display of twisted-nematic formula, the liquid crystal display that can be used for the wide visual angle of production level electric field again, improve plant factor, reduced production cost.
When rotating disk adopts 360 degree to rotate freely, the direction of substrate also can rotate freely by 360 degree, under the prerequisite of the angle of not adjusting friction roller, also can be so that friction roller obtains adjusting with respect to the angle of friction of substrate, and the angular setting of this angle of friction is without any restriction, thereby the liquid crystal display that makes the utility model provide is applicable to the plurality of liquid crystals display system with rubbing device, has improved plant factor, has reduced production cost.
Description of drawings
Fig. 1 is a rubbing device structural representation in the prior art;
Fig. 2 is the rubbing device structural representation described in the utility model embodiment; Wherein,
Among Fig. 1,11-objective table, 12-base station, 13-track, 14-friction roller, 15-bracing frame;
Among Fig. 2,21-objective table, 22 rotating disks, 23-track, 24-friction roller, 25-support component.
Embodiment
The utility model provides a kind of liquid crystal display rubbing device, but by being free rotation mode with stage design, make the angle of friction between friction roller and the substrate freely to adjust, thereby this rubbing device both can be used for the liquid crystal display of twisted-nematic formula, the liquid crystal display that can be used for the wide visual angle of production level electric field again, improve plant factor, reduced production cost.
Below in conjunction with accompanying drawing the liquid crystal display that the utility model provides is specifically described with rubbing device, Fig. 2 is the rubbing device structural representation described in the utility model embodiment, as shown in Figure 2, the liquid crystal display rubbing device that the utility model provides, comprise: rotating disk 22, be positioned at objective table 21, track 23, friction roller 24 and support component 25 on the rotating disk, wherein
Objective table 21 is used to place substrate to be polished; Rotating disk 22 is positioned on the described track, is used for moving on described track and rotation; Friction roller 24 is treated the substrate of polishing and is polished by axially-movable; Support component 25 is used to support friction roller 24, and friction roller 24 is supported on the top of described objective table 21.
Wherein, the rotatable direction of described rotating disk can be for two-way, or for fixing unidirectional.Like this, rotation mode is more flexible.The angle rotatable of described rotating disk can control between 0～360 degree.
As a kind of embodiment, described friction roller 24 can have the rotating shaft of friction cloth effect for an outside.Preferable, described friction roller can comprise a rotating shaft and be wrapped in the outer friction cloth of this rotating shaft, perhaps is the rotating shaft that an outside has the effect of friction cloth, this mode can be changed friction cloth according to different needs and get final product.
In addition, preferable, described support component 25 is two bracing frames that be arranged in parallel, and the width between described two bracing frames is at least the minor increment that rotating disk when rotation objective table is not run between column, and then two of described friction roller axle heads lay respectively in two bracing frames.The support component of this mode is more firm.
As another kind of embodiment, described support component can be a bracing frame, and then an end of described friction roller is arranged in this bracing frame.
When using this device, after placing the substrate that has applied compound on the objective table 21, driving rotating disk 22 by external driver device rotates, adjust the direction of objective table 21, thereby adjust the direction of the substrate of placing on the objective table 21, when orientation substrate is adjusted into correct position, rotating disk 22 stops operating, utilize external driver device to drive rotating disk 22 and move, the friction cloth of parcel on the compound that applies on the substrate and the friction roller 24 is rubbed along track 23, thus the generation alignment film.
Preferably, described support component 25 is fixed, so the angle of friction roller 24 is also fixed.
Described rotating disk 22 can rotate freely by 360 degree, the direction that means substrate also can rotate freely by 360 degree, the angle that does not need to adjust friction roller can make friction roller obtain adjusting with respect to the angle of friction of substrate, and the angle of friction between this substrate and the friction roller 24 is without any restriction, thereby the liquid crystal display that makes the utility model provide is applicable to the production of plurality of liquid crystals display device with rubbing device, improve plant factor, reduced production cost.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (6)
1. a liquid crystal display rubbing device is characterized in that, comprising: rotating disk (22), be positioned at objective table (21), track (23), friction roller (24) and support component (25) on the rotating disk, wherein,
Objective table (21) is used to place substrate to be polished;
Rotating disk (22) is positioned on the described track, is used for moving on described track and rotation;
Friction roller (24) is treated the substrate of polishing and is polished by axially-movable;
Support component (25) is used to support friction roller, and friction roller is supported on the top of described objective table.
2. device according to claim 1 is characterized in that, the rotatable direction of described rotating disk (22) is two-way, or unidirectional for what fix.
3. device according to claim 1 is characterized in that, the angle rotatable of described rotating disk (22) is 0～360 degree.
4. device according to claim 1 is characterized in that, described friction roller (24) comprises a rotating shaft and is wrapped in the outer friction cloth of this rotating shaft, perhaps is the rotating shaft that an outside has the effect of friction cloth.
5. device according to claim 1 is characterized in that, described support component (25) is two bracing frames that be arranged in parallel, and the width between described two bracing frames is at least the minor increment that rotating disk when rotation objective table is not run between column,
Two axle heads of described friction roller lay respectively in two bracing frames.
6. device according to claim 1 is characterized in that, described support component (25) is a bracing frame, and then an end of described friction roller is arranged in this bracing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201874156U CN202093282U (en) | 2011-06-03 | 2011-06-03 | Friction device for liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201874156U CN202093282U (en) | 2011-06-03 | 2011-06-03 | Friction device for liquid crystal display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202093282U true CN202093282U (en) | 2011-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201874156U Expired - Lifetime CN202093282U (en) | 2011-06-03 | 2011-06-03 | Friction device for liquid crystal display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202093282U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103547964A (en) * | 2012-05-21 | 2014-01-29 | Wi-A株式会社 | Stage rotating apparatus and rubbing apparatus comprising same |
| CN104656171A (en) * | 2015-03-03 | 2015-05-27 | 苏州康乐兴电子有限公司 | Manufacturing method and equipment of brightness enhancement film and brightness enhancement film |
| CN112192448A (en) * | 2020-10-12 | 2021-01-08 | 张家港荣盛特钢有限公司 | Method for removing burrs on surface of square billet |
-
2011
- 2011-06-03 CN CN2011201874156U patent/CN202093282U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103547964A (en) * | 2012-05-21 | 2014-01-29 | Wi-A株式会社 | Stage rotating apparatus and rubbing apparatus comprising same |
| CN104656171A (en) * | 2015-03-03 | 2015-05-27 | 苏州康乐兴电子有限公司 | Manufacturing method and equipment of brightness enhancement film and brightness enhancement film |
| CN112192448A (en) * | 2020-10-12 | 2021-01-08 | 张家港荣盛特钢有限公司 | Method for removing burrs on surface of square billet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JINGDONGFANG SCIENCE AND TECHNOLOGY GROUP CO., LTD Free format text: FORMER OWNER: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20150707 Owner name: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY Effective date: 20150707 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150707 Address after: 100015 Jiuxianqiao Road, Beijing, No. 10, No. Patentee after: BOE Technology Group Co., Ltd. Patentee after: Beijing BOE Photoelectricity Science & Technology Co., Ltd. Address before: 100176 Beijing city in Western Daxing District economic and Technological Development Zone, Road No. 8 Patentee before: Beijing BOE Photoelectricity Science & Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111228 |