CN107290880A - A kind of glue-pressing device - Google Patents
A kind of glue-pressing device Download PDFInfo
- Publication number
- CN107290880A CN107290880A CN201710707961.XA CN201710707961A CN107290880A CN 107290880 A CN107290880 A CN 107290880A CN 201710707961 A CN201710707961 A CN 201710707961A CN 107290880 A CN107290880 A CN 107290880A
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- China
- Prior art keywords
- cylinder
- glue
- pressing device
- piston
- frame glue
- 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.)
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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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1339—Gaskets; Spacers; Sealing of cells
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Coating Apparatus (AREA)
Abstract
The invention provides a kind of glue-pressing device, the air inlet pipe being connected including cylinder, cover, with compressed gas source, the cylinder and cover constitute a space for storing frame glue, the cover is provided with import, the top that the air inlet pipe is extend into the cylinder from the import, the bottom of the cylinder is provided with outlet, the glue-pressing device also includes the piston being arranged in the cylinder, the piston can be fitted under the impetus of the compressed gas source cylinder inwall movement, by the frame glue stored in the glue-pressing device extrude.When needing frame glue to be extruded from the device, be avoided that frame glue wall built-up phenomenon occurs in the frame glue close to the device inwall.
Description
Technical field
The present invention relates to technical field of liquid crystal display, more particularly to a kind of glue-pressing device.
Background technology
In recent years, liquid crystal display (Liquid Crystal Display, LCD) technology is with its low-power consumption, Low emissivity, light and handy
Easily unique advantage is popularized rapidly.Wherein, thin film transistor liquid crystal display screen (Thin Film Transistor-
Liquid Crystal Display, TFT-LCD) it is to be produced using thin film transistor (TFT) (Thin Film Transistor, TFT)
Raw voltage is to control liquid crystal molecule to turn to realize that picture is shown, TFT-LCD panels are excellent so that its reaction speed is fast, angle of visibility is big etc.
Point is widely applied on the electronic installations such as mobile phone.
TFT-LCD panels generally include the tft array substrate that is oppositely arranged and color membrane substrates and be arranged on two substrates it
Between liquid crystal layer and frame glue, wherein, frame glue around liquid crystal layer to prevent liquid crystal material seepage, while two substrates are also risen with certain branch
Support is acted on.In the preparation process of TFT-LCD panels, non-hardened framework is commonly stored in cylinder, but frame glue and poly- third
The wettability of the material cylinder such as alkene is strong, makes frame glue from cylinder body bottom stream when being passed through the gases such as nitrogen in the cylinder to frame glue holder
When going out, it can cause wall built-up phenomenon relatively by force and easily occur close to the frame glue of cylinder inboard wall and the adhesive force of cylinder, and then cause to frame
The demand increase of glue, technical staff possibly can not impregnation in time, fracture easily occurs for producing line, and causing can not continuous production.
The content of the invention
In view of this, the invention provides a kind of glue-pressing device, the problem of for solving the easy wall built-up of frame glue in the prior art.
Specifically, the invention provides a kind of glue-pressing device, the glue-pressing device includes cylinder, cover and compressed gas source
The air inlet pipe being connected, the cylinder and cover constitute a space for storing frame glue, and the cover is provided with import, the air inlet
The top that pipe is extend into the cylinder from the import, the bottom of the cylinder is provided with outlet, and the glue-pressing device also includes
It is arranged on the piston in the cylinder, can be fitted under the promotion of the compressed gas source inwall of the cylinder of the piston is moved
It is dynamic, the frame glue stored in the glue-pressing device is extruded.
Wherein, the piston is more than the depth of the color of the cylinder.Can so be easy to by the location of piston come
The service condition of frame glue in the glue-pressing device is observed, to realize visualized management.
Wherein, the material of the piston is polypropylene or polyethylene added with color masterbatch.Such piston of material, one,
Do not reacted with frame glue and cylinder, two, not with cylinder inboard wall friction hair dirt, in case influence piston pushes frame glue.
Further, the outer wall of the cylinder is provided with volume graduation mark.
Wherein, the compressed gas that the compressed gas source is provided includes at least one of nitrogen, helium and air.
Wherein, the glue-pressing device also includes the piston rod being fixedly connected with the piston, and the piston rod is watched with one
Motor is taken to be connected.Steady movement of the piston in cylinder is easy in the presence of the piston rod.
Wherein, the cylinder includes connected cylinder epimere and cylinder hypomere, and the cylinder hypomere includes what is be oppositely arranged
First end and the second end, the first end are located in the first end away from the cylinder epimere, the outlet, the first end
Internal diameter be less than second end internal diameter.
Preferably, the cylinder epimere is cylindric.
Wherein, the diameter of the outlet is less than or equal to the internal diameter of the first end of the cylinder hypomere.
Wherein, a diameter of 0.1-0.5mm of the outlet of the cylinder body bottom.
Wherein, the glue-pressing device also includes at least one hold assembly for being used to clamp the cylinder.
The glue-pressing device that the present invention is provided, including cylinder, cover, the air inlet pipe being connected with compressed gas source, the cylinder,
Cover constitutes a space for storing frame glue, and the import that the air inlet pipe is set from the cover extend into upper in the cylinder
Portion, the bottom of cylinder provided with outlet, in addition to the piston being arranged in cylinder, the piston can the compressed gas source promotion
The inwall movement of the effect lower laminating cylinder, the frame glue stored in described device is extruded.So when needing frame glue to flow out
When, compressed gas is passed through into the device equipped with frame glue by the air inlet pipe, the promotion of the air pressure provided in compressed gas
Under, piston can be moved down, while also applying larger pressure to the frame glue for being attached to cylinder inboard wall, this part frame glue also can
Move down, it is to avoid frame glue wall built-up phenomenon occur, and then avoid the waste of frame glue material, it is to avoid frequently add frame glue, improve face
The continuous production of board assembly line.
Brief description of the drawings
Fig. 1 is the structural representation of glue-pressing device in one embodiment of the invention；
Fig. 2 is the structural representation of glue-pressing device in another embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described.Obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other reality that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example is applied, should all belong to the scope of protection of the invention.
As shown in figure 1, the glue-pressing device of the embodiment of the present invention, including cylinder 1, cover 2 and compressed gas source (not shown)
The air inlet pipe 3 being connected, cylinder 1 and cover 2 constitute a space for storing frame glue, can be that screw thread connects between cylinder 1, cover 2
Connect.
Cover 2 is provided with import 201, the top that air inlet pipe 3 is extend into cylinder 1 via import 201, the bottom of cylinder 1
Provided with outlet 101, glue-pressing device also includes the piston 4 being arranged in cylinder 1, and piston 4 can be under the impetus of compressed gas source
The inwall movement of laminating cylinder 1, the frame glue stored in the glue-pressing device is extruded.
Frame glue used in liquid crystal panel, is typically to be overlapped to start material, light and overlap to stop material, firmly by resin, oligomer, light
The material compositions such as agent, its main component is UV-cured resin, thermosetting resin composition.The material of cylinder 1 is usually poly- third
Alkene (PP) or polyethylene.In the embodiment of the present invention, the material of piston 4 should at least meet at following 2 points：Not with frame glue and cylinder 1
Reaction, does not send out dirt with wall friction in cylinder 1.Preferably, the material of piston 4 is poly- third added with color masterbatch (or " colouring agent ")
Alkene or polyethylene, wherein color masterbatch can red selected from iron oxide, trbasic zinc phosphate, titanium dioxide, carbon black, AZOpigments, phthalocyanine in phthalocyanine blues
In one or more.In addition, to realize that can be fitted in the cylinder inwall of cylinder 1 of piston 4 is moved up and down, the size of piston 4
Should be equal substantially with the internal diameter of the cylinder 1 corresponding to the removable area of piston 4.
The depth of the color of piston 4 is more than the depth of the color of cylinder 1.Cylinder 1 is preferably Transparent color, and now, piston 4 can
The color that grey, brown, black, red, blueness etc. can be with the color of cylinder 1 formation sharp contrasts is thought, will pass through piston 4
The service condition of frame glue in glue-pressing device is observed in location, to realize visualized management.
Further, the outer wall of cylinder 1 is provided with volume graduation mark.The volume graduation mark of the outer wall of cylinder 1 can be easy to accurately
Quantitatively confirm the frame glue surplus in glue-pressing device.
The compressed gas that compressed gas source is provided includes the compressed gas of other clean drieds such as nitrogen, helium, air.In pressure
Under the impetus of contracting source of the gas, piston 4 can fit the inwall movement of cylinder 1, by the frame glue stored in glue-pressing device from cylinder
The outlet 101 of bottom is extruded.If the later stage needs the motion upwards of piston 4, gas can be passed through by the outlet 101 of cylinder body bottom
Or inject frame glue to realize.
As shown in figure 1, the glue-pressing device that the present embodiment is provided also includes at least one hold assembly for being used to clamp cylinder 1
5, multiple hold assemblies 5 can be clamped in the different parts of cylinder 1, to realize the fixation of cylinder 1.Multiple hold assemblies 5 can be with
It is connected on a support frame (not shown), and height adjustable of the hold assembly 5 on support frame.
In the present embodiment, cylinder 1 includes cylinder epimere 11 and cylinder hypomere 12 connected up and down, cylinder epimere 11 and cylinder
Hypomere 12 can be integrally formed.The internal diameter of one end away from cylinder epimere 11 on cylinder hypomere 12, less than cylinder hypomere 12
The internal diameter of upper one end being connected with cylinder epimere 11；Outlet 101 is located at one end away from cylinder epimere 11 on cylinder hypomere 12.
That is, cylinder hypomere 12 includes the first end that is oppositely arranged and the second end, and first end is away from cylinder epimere 11, and outlet 101 is located at the
On one end, the internal diameter of first end is less than the internal diameter at the second end.Cylinder epimere 11 is preferably the constant cylinder straight section of internal diameter.Outlet
101 diameter can be less than or equal to the internal diameter of one end away from cylinder epimere 11 on (being preferably equal to) cylinder hypomere 12.This
In embodiment, the size of the outlet 101 of the bottom of cylinder 1 is 0.1-0.5mm, for example, it may be 0.2,0.3 or 0.4mm.
Further, from up to down (from the second end of cylinder hypomere 12 to the direction of first end), cylinder hypomere 12 it is interior
Footpath gradient reduces.Can first reduce again constant, can also be gradually reduced.Specifically, cylinder hypomere 12 can be in inverted trapezoidal,
Can be in back taper, can be with Y-shaped.In Fig. 1, cylinder epimere 11 is cylindric, and cylinder hypomere 12 is Y-shaped.Now, it is living
The size of plug 4 should be equal substantially with the internal diameter of cylinder epimere 11.The moving area of piston 4 is located at corresponding to cylinder epimere 11
Space.Certainly, in other embodiment of the present invention, cylinder 1 can also be generally cylindric.
The glue-pressing device that the present invention is provided, including cylinder 1, cover 2, the air inlet pipe 3 that is connected with compressed gas source, cylinder 1,
Cover 2 constitutes a space for storing frame glue, the top that the import 201 that air inlet pipe 3 is set from cover 2 is extend into cylinder 1, cylinder
The bottom of body 1 is provided with outlet 101, in addition to the piston 4 being arranged in cylinder 1, under the impetus of compressed gas source, piston 4
Can fit cylinder 1 inwall movement, by the frame glue stored in device extrude.When need to apply frame glue to tft array substrate and
On color membrane substrates, when realizing connection between the two, compressed gas is passed through into the device equipped with frame glue by air inlet pipe 3,
Under the promotion for the air pressure that compressed gas is provided, piston 4 can be moved down, while also being applied to the frame glue for being attached to the inwall of cylinder 1
Plus larger pressure, this part frame glue is also moved down, frame glue flows out via the drippage of outlet 101, it is to avoid frame glue extension occur
Wall phenomenon, and then avoid the waste of frame glue material, it is to avoid frame glue is frequently added, the continuous production of panel production line is improved.
Fig. 2 is the structural representation of glue-pressing device in another embodiment of the present invention, the structure of the device substantially with shown in Fig. 1
Device composition it is identical, specifically refer to the description to glue-pressing device shown in Fig. 1 in above-described embodiment, will not be repeated here.
Further, its difference is, in the glue-pressing device described in embodiment shown in Fig. 2, in addition to piston 4
The piston rod 41 being fixedly connected, piston rod 41 is connected with a servomotor (not shown).
It is apparent that being additionally provided with the entrance of a piston rod 41 on cover 2, the lower end of such piston rod 41 just can be via piston rod 41
Entrance is inserted into the upper space of cylinder 1 from cover 2.The servomotor of the other end connection of piston rod 41, is piston rod 41
Motion provide driving force.In addition, piston rod 41 also functions to the effect of stable plunger 4, in case side occurs in cylinder 1 for piston 4
Turn over, fall into frame glue.
Piston 4 just can be under the drive of piston rod 41, and under the promotion of compressed gas, by the frame glue in device down
Pressure, more stably can especially press down the frame glue for being attached to cylinder inboard wall, it is to avoid frame glue wall built-up phenomenon occur, and then avoid
The waste of frame glue material.Now, piston 4 is needed to move up if desired, can be by controlling servomotor come band piston 4
Motion, is realized without being passed through frame glue or gas from the outlet 101 of cylinder body bottom upwards.
Described above is the preferred embodiment of the present invention, but therefore can not be interpreted as to the scope of the claims of the present invention
Limitation.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, also
Some improvements and modifications can be made, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a kind of glue-pressing device, it is characterised in that the air inlet pipe being connected including cylinder, cover, with compressed gas source, the cylinder
A space for storing frame glue is constituted with cover, the cover is provided with import, and the air inlet pipe extend into described from the import
Top in cylinder, the bottom of the cylinder is provided with outlet, and the glue-pressing device also includes the piston being arranged in the cylinder,
The piston can be fitted under the promotion of the compressed gas source cylinder inwall movement, will in the glue-pressing device store
Frame glue extrude.
2. glue-pressing device as claimed in claim 1, it is characterised in that the piston is more than the depth of the color of the cylinder.
3. glue-pressing device as claimed in claim 1 or 2, it is characterised in that the material of the piston is poly- added with color masterbatch
Propylene or polyethylene.
4. glue-pressing device as claimed in claim 1, it is characterised in that the outer wall of the cylinder is provided with volume graduation mark.
5. glue-pressing device as claimed in claim 4, it is characterised in that the compressed gas that the compressed gas source is provided includes nitrogen
At least one of gas, helium and air.
6. glue-pressing device as claimed in claim 1, it is characterised in that the glue-pressing device also includes fixing with the piston connecting
The piston rod connect, the piston rod is connected with a servomotor.
7. glue-pressing device as claimed in claim 1, it is characterised in that the cylinder is included under connected cylinder epimere and cylinder
Section, the cylinder hypomere includes the first end that is oppositely arranged and the second end, the first end away from the cylinder epimere, it is described go out
Mouth is located in the first end, and the internal diameter of the first end is less than the internal diameter at second end.
8. glue-pressing device as claimed in claim 7, it is characterised in that the diameter of the outlet is less than or equal to the first end
Internal diameter.
9. the glue-pressing device as described in claim 1 or 8, it is characterised in that a diameter of 0.1-0.5mm of the outlet.
10. the glue-pressing device as described in claim any one of 1-9, it is characterised in that also including for clamping the cylinder
At least one hold assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710707961.XA CN107290880A (en) | 2017-08-17 | 2017-08-17 | A kind of glue-pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710707961.XA CN107290880A (en) | 2017-08-17 | 2017-08-17 | A kind of glue-pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107290880A true CN107290880A (en) | 2017-10-24 |
Family
ID=60106666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710707961.XA Pending CN107290880A (en) | 2017-08-17 | 2017-08-17 | A kind of glue-pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107290880A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109534273A (en) * | 2018-12-25 | 2019-03-29 | 上海艾港风电科技发展有限公司 | Wind electricity blade weight material injects trolley |
| CN110510135A (en) * | 2019-09-04 | 2019-11-29 | 曹祖峰 | A kind of liquid crystal display instrument |
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| CN201438251U (en) * | 2009-08-11 | 2010-04-14 | 北京京东方光电科技有限公司 | Coating device for frame-sealing adhesive |
| CN202102209U (en) * | 2011-05-31 | 2012-01-04 | 京东方科技集团股份有限公司 | Coating device for frame sealing glue |
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| CN205095158U (en) * | 2015-09-29 | 2016-03-23 | 谢洪波 | Can regulate and control medical syringe of injection speed and quantity |
| CN105413976A (en) * | 2015-12-08 | 2016-03-23 | 无锡万能胶粘剂有限公司 | Glue injection gun for automobile door and window |
| CN106074178A (en) * | 2016-08-04 | 2016-11-09 | 中国人民解放军第三军医大学第三附属医院 | A kind of department of pediatrics special nutrient fluid injection device |
| CN205762074U (en) * | 2016-05-26 | 2016-12-07 | 深圳市亚世锐科技有限公司 | Colloid extrusion device |
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2017
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM366090U (en) * | 2009-05-18 | 2009-10-01 | Pao Wuei Prec Ind Co Ltd | Sealant syringe with pushing member |
| CN201438251U (en) * | 2009-08-11 | 2010-04-14 | 北京京东方光电科技有限公司 | Coating device for frame-sealing adhesive |
| CN202102209U (en) * | 2011-05-31 | 2012-01-04 | 京东方科技集团股份有限公司 | Coating device for frame sealing glue |
| CN204395143U (en) * | 2014-12-12 | 2015-06-17 | 郧西县人民医院 | A kind of Novel injection pump |
| CN205095158U (en) * | 2015-09-29 | 2016-03-23 | 谢洪波 | Can regulate and control medical syringe of injection speed and quantity |
| CN105413976A (en) * | 2015-12-08 | 2016-03-23 | 无锡万能胶粘剂有限公司 | Glue injection gun for automobile door and window |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109534273A (en) * | 2018-12-25 | 2019-03-29 | 上海艾港风电科技发展有限公司 | Wind electricity blade weight material injects trolley |
| CN110510135A (en) * | 2019-09-04 | 2019-11-29 | 曹祖峰 | A kind of liquid crystal display instrument |
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Application publication date: 20171024 |