CN105080788B - Frame glue apparatus for coating and coating method - Google Patents
Frame glue apparatus for coating and coating method Download PDFInfo
- Publication number
- CN105080788B CN105080788B CN201510460067.8A CN201510460067A CN105080788B CN 105080788 B CN105080788 B CN 105080788B CN 201510460067 A CN201510460067 A CN 201510460067A CN 105080788 B CN105080788 B CN 105080788B
- Authority
- CN
- China
- Prior art keywords
- coating
- frame glue
- voltage
- potsherd
- syringe needle
- Prior art date
- 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.)
- Active
Links
Landscapes
- Coating Apparatus (AREA)
Abstract
The present invention provides a kind of frame glue apparatus for coating and coating method, wherein the apparatus for coating includes：Memory channel, for storing frame glue；Syringe needle is coated with, the memory channel is connected to, for being coated with the frame glue on the predeterminable area of substrate；Piezoelectric ceramics, is wrapped in the exit of the coating syringe needle, for producing corresponding deformation by receiving different voltages to control the size of the coating Needle outlet, and then makes the initiation region of the frame glue and the discharge-amount complementation of finalization area.The present invention makes piezoelectric ceramics produce deformation, and then the discharge-amount of accurate control frame glue coating needle head by adjusting different voltage ranges, to reduce phenomenon excessively thick in glue frame overlapping region, and then improves liquid crystal display panel quality, it is to avoid the phenomenon such as light leak.
Description
Technical field
The present invention relates to the frame glue coating art of liquid crystal display panel, more particularly to a kind of frame glue apparatus for coating and
Coating method.
Background technology
Liquid crystal display panel is to inject liquid crystal molecule shape to box and between two substrates by array base palte and color membrane substrates
Into.In order that array base palte and color membrane substrates seal to cut off liquid crystal molecule and extraneous contact, maintain array base palte and coloured silk
Box between ilm substrate is thick and ensures the display effect of liquid crystal display panel, it is necessary to using sealant.The position position of sealant
In the surrounding of liquid crystal display panel.
As shown in Figure 1A, it is current common frame glue apparatus for coating 10, including：Memory channel 11, coating syringe needle 12, substrate 13
With glue frame 14.As shown in figs. ib and 1 c, the glue frame 14 and glue frame formed is respectively coated with via the frame glue apparatus for coating 10
14 initiation region and overlapping (overlap) region of finalization area.Wherein, the frame glue apparatus for coating 10 passes through Stress control
The discharge-amount of frame glue apparatus for coating, and then realize original pattern.
The defect of current device is embodied in：Stress control discharge-amount relies primarily on the operation sense organ controlled, thus is difficult
It is accurately controlled, so often causing phenomenon excessively thick at overlapping region, and then influences the quality of panel, such as cause
Light leak etc..
The content of the invention
The frame glue apparatus for coating of discharge-amount can be accurately controlled by control voltage it is an object of the invention to provide a kind of
And coating method, it is difficult accurate control discharge-amount to solve existing frame glue apparatus for coating, in turn results in the overlapping of frame glue coating
Technical problem excessively thick at region.
To solve the above problems, the technical scheme that the present invention is provided is as follows：
The embodiment of the present invention provides a kind of frame glue apparatus for coating, including：
Memory channel, for storing frame glue；
Syringe needle is coated with, the memory channel is connected to, for being coated with the frame glue on the predeterminable area of substrate；And
Piezoelectric ceramics, is wrapped in the exit of the coating syringe needle, for corresponding by receiving different voltages generations
Deformation with control it is described coating Needle outlet size, and then make the frame glue initiation region and finalization area discharge-amount it is mutual
Mend.
Preferably, described frame glue apparatus for coating, in addition to：
Voltage controling end, is connected to the piezoelectric ceramics, to export the different voltage.
Preferably, the voltage controling end, for calculating different ceramic deformation parameters according to default frame glue discharge-amount,
And then generate the different voltage.
Preferably, the piezoelectric ceramics includes：
First potsherd, it is interval for receiving first voltage in semi-circular；
Second potsherd, in semi-circular, and it is relative with the first potsherd form annular, second potsherd is used to connect
Receive second voltage interval.
Preferably, the first voltage of voltage controling end output it is interval with second voltage interval for ladder gradually
The voltage range of change.
Preferably, described frame glue apparatus for coating, in addition to：
Distance control end, is connected to the coating syringe needle, for controlling the coating syringe needle to be transported in the predeterminable area
OK, to form the frame glue of coating.
The embodiment of the present invention also provides a kind of frame glue coating method, including：
Frame glue is stored in memory channel；
One predeterminable area is set on substrate, and an initiation region and finalization area are selected in predeterminable area, wherein, institute
Initiation region is stated to overlap with the finalization area；
Piezoelectric ceramics is wrapped in the exit of coating syringe needle, for producing corresponding deformation by receiving different voltages
To control the size of the coating Needle outlet, and then when the frame glue is moved in the predeterminable area, by the starting
Region and the discharge-amount of the finalization area are complementary.
Preferably, in described frame glue coating method, a predeterminable area is set on substrate, and is selected in predeterminable area
An initiation region and finalization area are selected, is also included afterwards：
Voltage controling end is connected to the piezoelectric ceramics, to export the different voltage.
Preferably, in described frame glue coating method, piezoelectric ceramics is wrapped in the exit of coating syringe needle, for leading to
Cross and receive the different corresponding deformation of voltages generation to control the size of the coating Needle outlet, and then make the frame glue in institute
It is when stating motion in predeterminable area, the discharge-amount of the initiation region and the finalization area is complementary, also include before：
The first potsherd is prepared, it is interval for receiving first voltage in semi-circular；
The second potsherd is prepared, it is interval for receiving second voltage in semi-circular；And
Annular is formed by first potsherd is relative with second potsherd, wraps up the outlet of the coating syringe needle
Place.
Preferably, in described frame glue coating method, predeterminable area is set on substrate, and is selected in predeterminable area
Initiation region and finalization area, wherein, the initiation region is overlapped with the finalization area, is specifically included：
Process control end is connected to the coating syringe needle all the way for setting, for controlling the coating syringe needle in the predeterminable area
Interior operation, to form the frame glue of coating.
Compared to prior art, frame glue apparatus for coating of the invention and coating method, the different voltage range by adjusting
Piezoelectric ceramics is set to produce deformation, and then the discharge-amount of accurate control frame glue coating needle head, it is excessively thick in glue frame overlapping region to reduce
Phenomenon, and then improve liquid crystal display panel quality, it is to avoid the phenomenon such as light leak.
Brief description of the drawings
Figure 1A is the operating diagrammatic cross-section of frame glue apparatus for coating in background technology；
Figure 1B is the front view of frame glue in background technology；
Fig. 1 C are initiation region and the overlapping region of finalization area of frame glue in background technology；
Fig. 2 is the module diagram of the center gum coating apparatus of the embodiment of the present invention one；
Fig. 3 be the embodiment of the present invention one in frame glue apparatus for coating structural representation；
Fig. 4 be the embodiment of the present invention one in and coating syringe needle and piezoelectric ceramics partial enlarged drawing；
Fig. 5 A~Fig. 5 G are the progressively shape of piezoelectric ceramics change in the process of running and glue frame in the embodiment of the present invention one
Into process schematic；
Fig. 6 is coating syringe needle and partial enlarged drawing of the piezoelectric ceramics in finalization area in the embodiment of the present invention one；And
Fig. 7 is the schematic flow sheet of frame glue coating method in the embodiment of the present invention two.
Embodiment
The explanation of following embodiment is the particular implementation implemented to illustrate the present invention can be used to reference to additional schema
Example.The direction term that the present invention is previously mentioned, such as " on ", " under ", "front", "rear", "left", "right", " interior ", " outer ", " side "
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used is to illustrate and understand the present invention, and is not used to
The limitation present invention.
In figure, identical structure or unit are represented with identical label.
Embodiment one
Fig. 2 is refer to, the module diagram of the center gum coating apparatus of the embodiment of the present invention one is shown.
The frame glue apparatus for coating 20, including：Memory channel 21, coating syringe needle 22, piezoelectric ceramics 23, voltage controling end
24 and distance control end 25.
Please refer to Fig. 2, Fig. 3 and Fig. 4, the module map of frame glue apparatus for coating 20, operating section respectively show
The partial enlarged drawing of figure and coating syringe needle and piezoelectric ceramics.
Memory channel 21, for storing frame glue.
Syringe needle 22 is coated with, the memory channel 21 is connected to, for being coated with the frame glue on the predeterminable area of substrate.
Piezoelectric ceramics 23, is wrapped in the exit of the coating syringe needle 22, and is connected to voltage controling end 24 and distance control
End 25 processed, for producing corresponding deformation by receiving different voltages to control the size that the coating syringe needle 22 is exported, enters
And make the initiation region of the frame glue and the discharge-amount complementation of finalization area.
Specifically, the coating syringe needle and the partial enlarged drawing of piezoelectric ceramics being illustrated in figure 4 in Fig. 3 at B.The piezoelectricity
Ceramics 23 include the first potsherd 231 and the second potsherd 232.Wherein, the first potsherd 231, in semi-circular, for receiving the
One voltage range.Second potsherd 232, in semi-circular, and relative with the first potsherd forms annular, second potsherd
232 are used to receive second voltage interval.First potsherd 231 and the second potsherd 232, the relative annular that formed are wrapped in coating
The exit of syringe needle 22.
Fig. 5 A~Fig. 5 G are referred to, show piezoelectric ceramics change in the process of running and glue frame gradually forms process
Schematic diagram.
Wherein, as Fig. 5 A~Fig. 5 C show the forming process of the initiation region of glue frame.Specifically：First potsherd
First voltage interval corresponding to 231 keeps constant, and such as value is 40V；The corresponding second voltage interval of second potsherd 232 is in
Steps to successively decrease, as shown in Figure 5A, value is 100V in 0~3 second, and maximum deformation occurs for the second potsherd 232, and
Make the frame glue amount of output minimum, form the first ladder；As shown in Figure 5 B, value is 80V, the second potsherd 232 in 3~6 seconds
Occur the deformation of the second degree, and make the frame glue flow control two of output small, form the second ladder；As shown in Figure 5 C, in 6~9 seconds
Value is 60V, and the deformation of the 3rd degree occurs for the second potsherd 232, and makes the frame glue flow control three of output small, forms the 3rd rank
Ladder.
It is the normal region of frame glue as shown in Figure 5 D, corresponding to the first potsherd 231 and the state phase of the second potsherd 232
Together.Now, the magnitude of voltage that first voltage is interval with second voltage is interval is equal, the first potsherd 231 and the shape of the second potsherd 232
Change degree is also identical.
As Fig. 5 E~Fig. 5 G show the forming process of the finalization area of glue frame.Specifically：Second potsherd 232 pair
The second voltage interval answered keeps constant, and such as value is 40V；The corresponding first voltage interval of first potsherd 231 is in steps
It is incremented by, as shown in fig. 5e, value is 60V in 0~3 second, and the deformation of the 3rd degree occurs for the first potsherd 231, and makes output
Frame glue flow control three it is small, form the 3rd complementary ladder；As illustrated in figure 5f, value is 80V, the first potsherd 231 in 3~6 seconds
Occur the deformation of the second degree, and make the frame glue flow control two of output small, form the second complementary ladder；As depicted in fig. 5g, 6~9
Value is 100V in second, and maximum deformation occurs for the first potsherd 231, and makes the frame glue amount of output minimum, forms first
Complementary ladder.
In order to clearly show that the overlapping region of frame glue, the initiation region 61 in the explosive view shown in Fig. 6 and termination are referred to
Region 62.That is, the present invention reduces phenomenon excessively thick in overlapping region by accurately controlling the discharge-amount that frame glue is coated with.
Voltage controling end 24, is connected to the piezoelectric ceramics, to export the different voltage.
Wherein, the voltage controling end 24, is that different ceramic deformation parameters are calculated according to default frame glue discharge-amount, enters
And generate the different voltage.
The different voltage, including first voltage is interval and second voltage is interval, respectively to first potsherd with
Second potsherd is exported.Specifically, the first voltage of voltage controling end output is interval with the described second electricity
It is the voltage range of ladder gradual change between nip.
Distance control end 25, is connected to the coating syringe needle 22, for controlling the coating syringe needle in the predeterminable area
Interior operation, to form the frame glue of coating.
The frame glue apparatus for coating of the present invention, by adjusting, different voltage ranges makes piezoelectric ceramics produce deformation, Jin Erjing
Really the discharge-amount of control frame glue coating needle head, to reduce phenomenon excessively thick in glue frame overlapping region, and then improves LCD
Plate quality, it is to avoid the phenomenon such as light leak.
Embodiment two
Fig. 7 is refer to, the schematic flow sheet of frame glue coating method in the embodiment of the present invention is shown.
The frame glue coating method, including：
In step s 701, frame glue is stored in memory channel.
In step S702, predeterminable area, and selection initiation region and finalization area in predeterminable area are set on substrate
Domain, wherein, the initiation region is overlapped with the finalization area.
Specifically, the coating syringe needle is connected to by distance control end, for controlling the coating syringe needle described
Run in predeterminable area, to form the frame glue of coating.Its specific frame glue operation area, initiation region and finalization area please join
According to shown in Fig. 5, here is omitted.
In step S703, voltage controling end is connected to the piezoelectric ceramics, to export the different voltage.
Specifically, the voltage controling end calculates different ceramic deformation parameters according to default frame glue discharge-amount, enters
And generate the different voltage.
Wherein, the different voltage, including：First voltage is interval and second voltage is interval, wherein the first voltage
Interval and second voltage interval is the voltage range of ladder gradual change.
In step S704, piezoelectric ceramics is wrapped in the exit of coating syringe needle, for by receiving different voltages
Produce corresponding deformation to control the size of the coating Needle outlet, and then the frame glue is moved in the predeterminable area
When, the discharge-amount of the initiation region and the finalization area is complementary.
Specifically, before the execution of this step, in addition to the step of preparation：
(1) the first potsherd is prepared, it is interval for receiving first voltage in semi-circular；
(2) the second potsherd is prepared, it is interval for receiving second voltage in semi-circular；And
(3) annular is formed by first potsherd is relative with second potsherd, wrap up the coating syringe needle
Exit, wherein two interfaces of the annular leave gap, is fitted during so as to pressurized expansion.
The frame glue coating method of the present invention, by adjusting, different voltage ranges makes piezoelectric ceramics produce deformation, Jin Erjing
Really the discharge-amount of control frame glue coating needle head, to reduce phenomenon excessively thick in glue frame overlapping region, and then improves LCD
Plate quality, it is to avoid the phenomenon such as light leak.
In summary, although the present invention it is disclosed above with preferred embodiment, but above preferred embodiment and be not used to limit
The system present invention, one of ordinary skill in the art without departing from the spirit and scope of the present invention, can make various changes and profit
Adorn, therefore protection scope of the present invention is defined by the scope that claim is defined.
Claims (6)
1. a kind of frame glue apparatus for coating, it is characterised in that including：
Memory channel, for storing frame glue；
Syringe needle is coated with, the memory channel is connected to, for being coated with the frame glue on the predeterminable area of substrate；And
Piezoelectric ceramics, is wrapped in the exit of the coating syringe needle, for producing corresponding deformation by receiving different voltages
To control the size of the coating Needle outlet, and then make the initiation region of the frame glue and the discharge-amount complementation of finalization area；
And
Voltage controling end, is connected to the piezoelectric ceramics, to export the different voltage；
The piezoelectric ceramics includes：
First potsherd, it is interval for receiving first voltage in semi-circular；
Second potsherd, in semi-circular, and it is relative with the first potsherd form annular, second potsherd is used to receiving the
Two voltage ranges.
2. frame glue apparatus for coating as claimed in claim 1, it is characterised in that the voltage controling end, for according to default
Frame glue discharge-amount calculates different ceramic deformation parameters, and then generates the different voltage.
3. frame glue apparatus for coating as claimed in claim 1, it is characterised in that
The voltage zone that the first voltage of the voltage controling end output is interval and second voltage interval is ladder gradual change
Between.
4. frame glue apparatus for coating as claimed in claim 1, it is characterised in that also include：
Distance control end, is connected to the coating syringe needle, for controlling the coating syringe needle to be run in the predeterminable area, with
Form the frame glue of coating.
5. a kind of frame glue coating method, it is characterised in that including：
Frame glue is stored in memory channel；
One predeterminable area is set on substrate, and an initiation region and finalization area are selected in predeterminable area, wherein, described
Beginning, region overlapped with the finalization area；
Voltage controling end is connected to piezoelectric ceramics, to export different voltages；
Piezoelectric ceramics is wrapped in the exit of coating syringe needle, for being controlled by receiving the different corresponding deformation of voltages generation
The size of the system coating Needle outlet, and then when the frame glue is moved in the predeterminable area, by the initiation region
Discharge-amount with the finalization area is complementary；
The step of piezoelectric ceramics wherein is wrapped in into the exit of coating syringe needle includes：
The first potsherd is prepared, it is interval for receiving first voltage in semi-circular；
The second potsherd is prepared, it is interval for receiving second voltage in semi-circular；And
Annular is formed by first potsherd is relative with second potsherd, wraps up the exit of the coating syringe needle.
6. frame glue coating method as claimed in claim 5, it is characterised in that predeterminable area is set on substrate, and default
Initiation region and finalization area are selected in region, wherein, the initiation region is overlapped with the finalization area, in addition to：
Distance control end is set, the coating syringe needle is connected to, for controlling the coating syringe needle to be transported in the predeterminable area
OK, to form the frame glue of coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510460067.8A CN105080788B (en) | 2015-07-31 | 2015-07-31 | Frame glue apparatus for coating and coating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510460067.8A CN105080788B (en) | 2015-07-31 | 2015-07-31 | Frame glue apparatus for coating and coating method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105080788A CN105080788A (en) | 2015-11-25 |
| CN105080788B true CN105080788B (en) | 2017-09-29 |
Family
ID=54562645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510460067.8A Active CN105080788B (en) | 2015-07-31 | 2015-07-31 | Frame glue apparatus for coating and coating method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105080788B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6333323B2 (en) | 2016-08-29 | 2018-05-30 | Ntn株式会社 | Coating apparatus and coating method |
| CN109581752B (en) * | 2018-12-24 | 2021-07-27 | 惠科股份有限公司 | Coating method and coating system of alignment liquid |
| CN112676105A (en) * | 2020-12-09 | 2021-04-20 | 安脉时代智能制造(宁德)有限公司 | Piezoelectric ceramic coating die head |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3637631C1 (en) * | 1986-11-05 | 1987-08-20 | Philips Patentverwaltung | Process for applying small amounts of molten, drop-shaped solder from a nozzle to surfaces to be wetted and device for carrying out the process |
| WO1998034735A1 (en) * | 1997-02-06 | 1998-08-13 | Philips Electronics N.V. | Liquid dosing device |
| US7001013B2 (en) * | 2002-12-12 | 2006-02-21 | Brother International Corporation | Nanostructure based microfluidic pumping apparatus, method and printing device including same |
| JP2007222770A (en) * | 2006-02-23 | 2007-09-06 | Dainippon Screen Mfg Co Ltd | Nozzle |
| CN102962170B (en) * | 2012-11-16 | 2015-10-14 | 上海交通大学 | The micro-specking adhesive dispenser of piezoelectric-driven diaphragm formula high temperature hot melt |
| CN103439835A (en) * | 2013-08-12 | 2013-12-11 | 合肥京东方光电科技有限公司 | Frame sealing glue coating method of display panel and display panel |
| CN104238202B (en) * | 2014-09-30 | 2017-05-24 | 合肥京东方光电科技有限公司 | Coating device, coating system and coating method for frame sealing glue |
| CN105032717B (en) * | 2015-09-18 | 2017-10-17 | 京东方科技集团股份有限公司 | A kind of sealant coating nozzles and frame enclosing gum coating apparatus |
-
2015
- 2015-07-31 CN CN201510460067.8A patent/CN105080788B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105080788A (en) | 2015-11-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105080788B (en) | Frame glue apparatus for coating and coating method | |
| JP2021039376A (en) | Drive method of display panel | |
| US5985069A (en) | Method of manufacturing a flat display panel and flat display panel | |
| US20100238386A1 (en) | Display panel and method of repairing bright point thereof | |
| JP2016133810A (en) | Display device | |
| CN106647044B (en) | Light alignment apparatus for liquid crystal display panel | |
| US20160154279A1 (en) | Liquid Crystal Display Panel and Fabrication Method Thereof | |
| KR20130076581A (en) | Paste dispenser and method for controlling the same | |
| CN106773364B (en) | The glue sealing method of display screen frame | |
| CN105182586A (en) | Flexible liquid crystal display panel, display, wearable device and method for producing display panel | |
| US20150108672A1 (en) | Device and method for adjusting post-spacer height in production of liquid crystal displays | |
| US20130321497A1 (en) | Method of Signal Compensation, Transformation Circuit in Liquid Crystal Panel, and Liquid Crystal Display Device | |
| CN102636912B (en) | Liquid crystal indicator and preparation method thereof | |
| CN105457859B (en) | The coating method of sealant | |
| CN110275239B (en) | Polaroid, display panel and preparation method of display panel | |
| TW200831191A (en) | Method for measuring a balance of liquid remaining in a syringe provided to a paste dispenser | |
| CN105629526B (en) | A kind of liquid crystal regulating device and its adjusting method, liquid crystal display panel | |
| CN101551550A (en) | Liquid crystal display device with transverse electric field mode | |
| KR101355318B1 (en) | Paste applying device and paste applying method | |
| CN109061954A (en) | A kind of panel attachment method and panel attachment equipment | |
| WO2017049838A1 (en) | Glue coating method and display panel | |
| US20160293117A1 (en) | Liquid crystal displays and methods for adjusting brightness and contrast thereof | |
| CN108230990A (en) | Display device and driving method thereof | |
| JP5618959B2 (en) | Manufacturing method of three-dimensional image display device | |
| CN101894525B (en) | Separated-type electrophoresis display device and data transmission method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |