CN102102650A - Cylidner and distribution head unit equipped with the same - Google Patents
Cylidner and distribution head unit equipped with the same Download PDFInfo
- Publication number
- CN102102650A CN102102650A CN200910260232XA CN200910260232A CN102102650A CN 102102650 A CN102102650 A CN 102102650A CN 200910260232X A CN200910260232X A CN 200910260232XA CN 200910260232 A CN200910260232 A CN 200910260232A CN 102102650 A CN102102650 A CN 102102650A
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- Prior art keywords
- hole
- cylinder
- piston
- ostium
- tap
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1044—Apparatus or installations for supplying liquid or other fluent material to several applying apparatus or several dispensing outlets, e.g. to several extrusion nozzles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/027—Coating heads with several outlets, e.g. aligned transversally to the moving direction of a web to be coated
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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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1341—Filling or closing of cells
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Coating Apparatus (AREA)
Abstract
The present invention provides a distribution head unit which comprises the following components: a cylinder which comprises the components of: a piston hole, an inflow hole that is connected with the piston hole, and two outflow holes which are connected with the piston hole; two nozzle units which are respectively connected with each hole in the two outflow holes; a piston which slides upwards for sucking into the liquid crystal through the inflow hole and slides downwards for discharging the liquid crystal through one outflow hole selected from the two outflow holes, and rotates for closing the two outflow holes and opening the inflow hole or rotates for closing the inflow hole and opening one outflow hole selected from the two outflow holes; a rotation driving unit which rotates the piston; and a linear driving unit which causes the piston to slide upwards or downwards. The distribution head unit can selectively drop liquid crystal drop on two or a plurality of panel areas with different dimension from each other without frequent changing the nozzle unit, and furthermore the liquid crystal drop can be dropped more quickly.
Description
Technical field
The present invention relates to cylinder and be equipped with the dispensing head unit of this cylinder.
Background technique
Fig. 1 is the perspective view that is used for the distributor of dispensing liquid crystal.Fig. 2 is the side view that is provided to the dispensing head unit of distributor.Fig. 3 is the plan view of dispensing head unit.
As shown in Figures 1 to 3, the distributor (hereinafter being called the LC distributor) that is used for dispensing liquid crystal comprising: main frame F, be arranged on the saddle S on the main frame F, two first guide member G1 with main frame F combination, dispensing head unit supporting frame HS with two first guide member G1 combinations, drive the first driver element (not shown) of dispensing head unit supporting frame HS, be arranged on the second guide member G2 on the dispensing head unit supporting frame HS, be connected to one or more dispensing head unit H of the second guide member G2, with the second driver element (not shown) that drives one or more dispensing head unit H.Among two first guide member G1 each is positioned on the saddle S.
Dispensing head unit H comprises: the supporting component 100 that is connected to the second guide member G2, be arranged on the rotary drive unit 200 on the supporting component 100 in a movable manner, make the linear drive unit 300 of rotary drive unit 200 along straight reciprocating motion, be connected to the cylinder assembly 400 of the bottom side of supporting component 100 removably, be inserted in the cylinder assembly 400 and be connected to the piston of rotary drive unit 200 removably, with the liquid crystal supply unit 500 of liquid crystal supply in the cylinder assembly 400, with the nozzle unit 600 that is arranged on the cylinder assembly 400.
Fig. 4 and Fig. 5 are the longitdinal cross-section diagrams that wherein is inserted with the cylinder assembly of piston.
Shown in Figure 4 and 5, cylinder assembly 400 comprises: cylinder block 410 has straight groove 411 on transverse side; Cylinder 420 is inserted in the cylinder block 410; Keep module 430, be inserted in the cylinder block 410 firmly to keep cylinder 420; With linkage unit 440, be used for connecting maintenance module 430 and cylinder block 410.
The cylinder 420 of hexahedron type have from end face vertically through the piston hole 421 of bottom surface, from the internal surface of piston hole 421 flatly through the ostium 422 of transverse side and from the internal surface of piston hole 421 flatly through only about half of and then vertically through the tap hole 423 of bottom surface.Therefore, piston hole 421 is connected to ostium 422 and tap hole 423.Tap hole 423 is crooked 90 degree at only about half of place, thereby are
Shape.
When from cylinder 420, the center line of ostium 422 and tap hole 423 is identical.
Seal ring S1 is inserted in the seal ring hole 424.Seal ring S2 is inserted into respectively in attachment hole 425 and 426.
Piston 460 comprise the bar 461 that has groove 463, with the connecting head 462 of the end combination of bar 461.Groove 463 longitudinally extends to the set point of the outer surface of bar 461 from the other end of bar 461.
The bar 461 of piston 460 is inserted into the piston hole 421 in the cylinder 420.
Connecting head 462 is connected to rotary drive unit 200 removably.Cylinder block 410 utilizes fixing bolt 110 and nut 111 to be connected to the bottom side of supporting component 100 removably, and an end of each fixing bolt is fixed to the bottom surface of supporting component 100.
The work of LC distributor is described now.
Motherboard is installed on the saddle S of LC distributor.The operation of first and second driver elements moves to LC instillation position to drive dispensing head unit H from initial position.
Afterwards, first and second driver elements drive dispensing head unit H according to the data that are stored in the control unit (not shown).The nozzle 610 of dispensing head unit H by nozzle unit 600 is at the liquid crystal droplet that is defined in each the panel zone instillation given number on the motherboard.
Finish after this operation, motherboard is unloaded from saddle S, and new motherboard is installed on the saddle S.According to above-mentioned same way as, the liquid crystal droplet of each the panel zone instillation given number of dispensing head unit H on new motherboard.
As follows from the operation of the nozzle 610 dispenser method drops of nozzle unit 600.
When piston 460 upwards slides to set a distance, linear drive unit 300 shut-down operations.Rotary drive unit 200 is with piston 460 Rotate 180 degree, so that the groove 463 of piston 460 is in the face of tap hole 423.
The weight of the liquid crystal droplet that instils from same nozzle keeps constant.The drop number of the liquid crystal of instillation on a panel zone depends on the size of panel zone, and sets before beginning operated allocated head unit H.Therefore, only when panel zone measure-alike, just can use identical nozzle unit.Yet the size of panel zone changes, and the nozzle unit of use must be replaced with the respective nozzles unit.
Because the variation of the size of panel zone and the frequent nozzle unit that uses of changing has increased the time of setting the respective nozzle unit.And, when the respective nozzle unit is installed each time, whether in allowed limits must adjust with the weight of checking the liquid crystal droplet that instils from nozzle.
Summary of the invention
An object of the present invention is with two or more the multiinjector unit be equipped with to dispensing head unit, each nozzle unit has the different nozzle of nozzle diameter.
Another object of the present invention is the as far as possible little angle of piston rotation that makes in the cylinder, to suck or to discharge liquid crystal.
According to an aspect of the present invention, provide a kind of cylinder, two tap holes that it comprises piston hole, is connected to the ostium of piston hole and is connected to piston hole.
When cylinder is seen in the top, the angle of the center line of the relative tap hole of the center line of ostium (comprises end points) in the scope of 60-120 degree, and the angle of the center line of relative another tap hole of the center line of ostium (comprises end points) in the scope of 60-120 degree.
When cylinder is seen in the top, the angle of the center line of the relative tap hole of the center line of ostium can be 90 degree, and the center line of ostium relatively the angle of the center line of another tap hole can be 90 degree.
The diameter of two tap holes can be differing from each other.The diameter of two tap holes can be identical.
Piston hole is vertically vertical.Ostium can be a vertical equity.The outlet of each tap hole can be positioned at the bottom side of cylinder.
Tap hole can comprise horizontal hole and the upright opening that is connected with the right angle with this horizontal hole.
According to an aspect of the present invention, provide a kind of dispensing head unit, having comprised: cylinder, this cylinder have piston hole, be connected to the ostium of piston hole and be connected to two tap holes of piston hole; Two nozzle units, each nozzle unit are connected to each in two tap holes; Piston, upwards slide to suck liquid crystal by ostium, perhaps to lower slider to discharge liquid crystal by the tap hole that is selected from two tap holes, and rotation is perhaps rotated to close ostium and to open a tap hole that is selected from described two tap holes to close described two tap holes and to open ostium; Rotate the rotary drive unit of described piston; And make described piston upwards or to the linear drive unit of lower slider.
The different nozzle of each comprised nozzle diameter in two nozzle units.
According to a further aspect of the invention, provide a kind of cylinder, comprised piston hole, be connected to the ostium of piston hole and be connected to three or more tap holes of piston hole.
When in conjunction with the accompanying drawings can the present invention more than you know from following detailed of the present invention above-mentioned and other purpose, feature, aspect and advantage.
Description of drawings
Comprise to come in helping further to understand the present invention and to be incorporated into specification and to constitute the description of drawings embodiments of the invention of the part of specification, and be used from specification one and explain principle of the present invention.In the accompanying drawing:
Fig. 1 is the perspective view of dispensing head unit;
Fig. 2 is the side view that is provided to the dispensing head unit of distributor;
Fig. 3 is the plan view of dispensing head unit;
Fig. 4 and Fig. 5 are the longitdinal cross-section diagrams that constitutes the cylinder of the dispensing head unit that is provided to distributor;
Fig. 6 is the longitdinal cross-section diagram with the cylinder that is inserted into the piston in the piston hole, the to-and-fro motion of piston is described and rotatablely moves;
Fig. 7 and Fig. 8 are the vertical views that is provided to according to first embodiment's of cylinder of the present invention cylinder assembly;
Fig. 9 and Figure 10 are perspective view and the planimetric maps according to first embodiment of cylinder of the present invention;
Figure 11 is the perspective view according to first embodiment of cylinder of the present invention;
Figure 12 to Figure 14 has the sectional view that is inserted into the piston in the piston hole, and rotatablely moving of piston is described; And
Figure 15-the 17th illustrates the view that is provided to according to dispenser method drop on dispensing head unit each in the panel zone of different size of cylinder of the present invention.
Embodiment
With reference to the accompanying drawings, describe now according to cylinder of the present invention and the embodiment who is equipped with the dispensing head unit of this cylinder.
The LC distributor comprises: main frame F, be arranged on the saddle S on the main frame F, two first guide member G1 with main frame F combination, dispensing head unit supporting frame HS with two first guide member G1 combinations, drive the first driver element (not shown) of dispensing head unit supporting frame HS, be arranged on the second guide member G2 on the dispensing head unit supporting frame HS, be connected to one or more dispensing head unit H of the second guide member G2, and the second driver element (not shown) that drives one or more dispensing head unit H.Among two first guide member G1 each is positioned on the saddle S.
Dispensing head unit H comprises: the supporting component 100 that is connected to the second guide member G2, be arranged on the rotary drive unit 200 on the supporting component 100 in a movable manner, make the linear drive unit 300 of rotary drive unit 200 along straight reciprocating motion, be connected to the cylinder assembly 400 of the bottom side of supporting component 100 removably, be inserted in the cylinder assembly 400 and be connected to the piston of rotary drive unit 200 removably, and with the liquid crystal supply unit 500 of liquid crystal supply in the cylinder assembly 400.
Fig. 7 and 8 is the vertical views that are provided to according to first embodiment's of cylinder of the present invention cylinder assembly.Fig. 9 and Figure 10 are perspective view and the planimetric maps according to first embodiment of cylinder of the present invention.
Shown in Fig. 7-10, cylinder assembly 400 comprises: cylinder block 470, be inserted into cylinder 480 in the cylinder block 470, be inserted in the cylinder block 470 with the maintenance module 490 that firmly keeps cylinder 480 and be connected the linkage unit 340 that keeps module 490 and cylinder block 470.
The cylinder block 470 of hexahedron type has two straight grooves 471 in transverse side, and has the insertion blind hole 472 in the hexahedron type of upside.
The cylinder 480 of first embodiment's hexahedron type has from end face vertically through the piston hole 481 of bottom surface, from the internal surface of piston hole 481 ostium 482 through transverse side.Therefore, piston hole 481 is connected to ostium 482.Ostium 482 can be that level is straight
In addition, first embodiment's cylinder 480 has first-class 483 and second tap hole 484 that portals, each tap hole from the internal surface of piston hole 481 through the bottom surface.Therefore, piston hole 481 is connected to tap hole 483.In first-class 483 and second tap hole 484 that portals each has horizontal hole P1 and is connected to the upright opening P2 of horizontal hole P1.
The relative horizontal hole P1 of upright opening P2 becomes 90 degree, thereby first-class shape of portalling 483 and second tap hole 484 is resembled
When cylinder 480 is seen in the top, first-class portalling 483 has identical center line with second tap hole 484, and piston hole 481 is between the two.When cylinder 480 is seen in the top, the center line of ostium 482 is first-class relatively, and portal first angle of 493 center line (comprises end points) in the scope of 60-120 degree, preferably 90 degree.And second angle of the center line of relative second tap hole 484 of the center line of ostium 482 (comprises end points) in the scope of 60-120 degree, preferably 90 degree.
Be the structure that 90 situations about spending are described cylinder with first angle and second angle now.
First-class portalling 483 has identical center line with the horizontal hole P1 of second tap hole 484.The horizontal hole P1 of first-class 483 and second tap hole 484 that portals is positioned opposite to each other, inserts piston hole 481 in the middle of them.Each of the horizontal hole P1 of first-class 483 and second tap hole 484 that portals is the blind hole with given depth.
First-class 483 the upright opening P2 of portalling is from the internal surface of first-class 483 the horizontal hole P1 of the portalling bottom side through cylinder 480.The upright opening P2 of second tap hole 484 is from the internal surface of the horizontal hole P1 of second tap hole 484 bottom surface through cylinder 480.
The upright opening P2 of first-class 483 and second tap hole 484 that portals is parallel to each other.
In first-class 483 and second tap hole 484 that portals each can have uniform diameter, and first-class portalling 483 can have identical diameter with second tap hole 484.In first-class 483 and second tap hole 484 that portals each can have uniform diameter, and first-class portalling 483 can have different diameters with second tap hole 484.
First-class 483 and second tap hole 484 that portals in can following formation cylinder 480.As shown in figure 11, horizontal hole P1 from transverse side of cylinder 480 through piston hole 481 flatly straight line through the relative transverse side of cylinder 480.And, upright opening P2 from one and half ones of horizontal hole P1 and another half one vertically straight line through the bottom side of cylinder 480.Cylindrical parts 10 is inserted into each of two openings of relative two transverse sides that are arranged in cylinder 480 of horizontal hole P1, with in two and half ones of stopping up horizontal hole P1 each, but does not allow to stop up each opening of upright opening P2.Half one of horizontal hole P1 and a upright opening P2 constitute first-class 483 or second tap hole 484 that portals.
The top side of cylinder 480 has seal ring hole 485.Seal ring hole 485 is connected to piston hole 481.Seal ring hole 485 is coaxial with piston hole 481, but has the diameter bigger than piston hole 481.
Cover 450 is arranged on the bottom side of cylinder 480 to cover the bottom of piston hole 481.Cover 450 is made by transparent material.Cylinder 480 has attachment hole 486 on a transverse side.Attachment hole 486 is connected to ostium 482.Attachment hole 486 and ostium 482 are coaxial, but have the diameter bigger than ostium 482.Cylinder 480 has two attachment holes 487 on two relative transverse sides.These two attachment holes 487 are connected respectively to tap hole 483 and 484.Attachment hole 487 and tap hole 483 and 484 are coaxial, but have than tap hole 483 and 484 bigger diameters.
Seal ring S1 is inserted in the seal ring hole 485.Seal ring S2 is inserted in the attachment hole 486.Two seal ring S3 are inserted into respectively in the attachment hole 487 of first-class 483 and second tap hole 484 that portals.
The cross section of cylinder 480 is quadrilaterals.The cross section of cylinder 480 can be the quadrilateral that its corner is rounded or repair.
Second embodiment's cylinder 480 comprises piston hole 481, receive the ostium 482 of piston hole 481 and be connected to three or more tap holes of piston hole.
The number of tap hole makes second embodiment be different to have first embodiment of two tap holes.
The 3rd embodiment's cylinder 480 is octahedra.The 3rd embodiment's cross section is a Hexagon.The 3rd embodiment's cylinder comprises piston hole 481, ostium 482 and two tap holes 483 and 484.
The 4th embodiment's cylinder 480 has cylinder-shaped body.The 4th embodiment's cross section is circular.
The 4th embodiment's cylinder comprises piston hole 481, ostium 482 and two tap holes 483 and 484.
The bar 461 of piston 460 is inserted in the piston hole 481 in the cylinder 480.
The different nozzle of each comprised nozzle diameter in first nozzle unit 710 and second nozzle unit 720.The nozzle 711 of first nozzle unit 710 and second nozzle unit 720 and 721 spout are provided with down.The diameter of the spout of nozzle 711 is greater than the diameter of the spout of nozzle 721.
Afterwards, keep module 490 to be inserted in the insertion blind hole 472 in the cylinder block 470 firmly to keep cylinder 480.
Linkage unit 340 comprises two bolts.Bolt is by cylinder block 470 and be connected to maintenance module 490.
Describe now according to cylinder 480 of the present invention and the operation and the advantage that are equipped with the dispensing head unit of cylinder 480.
At first describe and how to discharge liquid crystal by the nozzle 711 of first nozzle unit 710.
As shown in figure 12, rotary drive unit 200 rotary-pistons 460 are so that the ostium 482 that the groove 463 of piston 460 is faced in the cylinder 480.
When piston 460 upwards slides to set a distance, linear drive unit 300 shut-down operations.As shown in figure 13, rotary drive unit 200 turn 90 degrees piston 460 dextrorotations, so that the groove 463 of piston 460 portals 483 in the face of first-class.
As shown in figure 12, when piston 470 to lower slider is described when giving set a distance, rotary unit 200 be rotated counterclockwise piston 460 so that the groove 463 of piston 460 in the face of the ostium 482 in the cylinder 480.
As mentioned above, liquid crystal continues to discharge by the nozzle 711 of first nozzle unit 710 in the mode that repeats.
Secondly describe and how to discharge liquid crystal by the nozzle 721 of second nozzle unit 720.
As shown in figure 12, linear drive unit 300 moves up rotary drive unit 200 to set a distance, and the groove 463 that makes piston 460 is in the face of ostium 482.Correspondingly, piston 460 upwards slides in company with rotary drive unit 200 and gives set a distance.Finish after this operation, form and suck the space, and should become big in the suction space.At this moment, 500 inflows suck the space to liquid crystal from the liquid crystal supply unit by pipe T.
When piston 460 upwards slides to set a distance, linear drive unit 300 shut-down operations.As shown in figure 14, rotary drive unit 200 is rotated counterclockwise 90 degree with piston 460, so that the groove 463 of piston 460 is in the face of second tap hole 484.
When piston 460 to lower slider given apart from the time, rotary drive unit 200 turn clockwise piston 460 so that the groove 463 of piston 460 in the face of the ostium 482 in the cylinder 480.
It is described to set a distance that linear drive unit 300 moves up rotary drive unit 200.
As mentioned above, liquid crystal continues to discharge by the nozzle 721 of second nozzle unit 720 in the mode that repeats.
The method of dispensing head unit H dispensing liquid crystal on each panel zone that is defined on the motherboard is described now.
Suppose on motherboard A, to define a plurality of panel zone R1, and on motherboard B, define a plurality of panel zone R2 with same size with same size.Also further suppose the size of the size of the panel zone on the motherboard A greater than the panel zone on the motherboard B.In this case, can be respectively applied for panel zone R1 on the motherboard A and first nozzle unit 710 and second nozzle unit 720 of the panel zone R2 on the motherboard B is installed on the dispensing head unit H.Before operated allocated head unit H, the information that will mate about type and the panel zone to nozzle unit is input in the control unit (not shown).
At first, motherboard A is installed on the saddle S of LC distributor.First driver element and the operation of second driver element are to move to LC instillation position with dispensing head unit from initial position.
Afterwards, first driver element and second driver element are according to the data driven dispensing head unit H that is stored in the control unit (not shown).As shown in figure 15, first nozzle 711 of dispensing head unit H by first nozzle unit 710 each panel zone R1 that the liquid crystal droplet of given number is instiled and limits on motherboard A.The gross weight of the liquid crystal droplet of instillation on each panel zone R1 is constant, because the independent weight of a liquid crystal droplet that instils from first nozzle 711 keeps constant.
When finishing on motherboard A the dispenser method drop, motherboard A is unloaded from saddle S.Motherboard B is installed on the saddle S.Afterwards, first driver element and second driver element are according to the data driven dispensing head unit H that is stored in the control unit (not shown).As shown in figure 16, dispensing head unit H second nozzle 721 rather than each panel zone R2 that the liquid crystal droplet of given number is instiled and limits on motherboard B of first nozzle 711 by first nozzle unit 710 by second nozzle unit 720.The gross weight of the liquid crystal droplet of instillation on each panel zone R2 is constant, because the independent weight of a liquid crystal droplet that instils from second nozzle 721 keeps constant.
All be limited under the situation on the motherboard at panel zone R1 and R2 that size differs from one another,, can optionally use first nozzle unit 710 and second nozzle unit 720 according to the size of the panel zone of dispenser method drop thereon.
The invention provides advantage: a dispensing head unit H and can be equipped with two or more nozzle units 710 and 720.As a result, dispensing head unit H is dispenser method drop on two or more panel zones that size differs from one another optionally, and does not need frequently to change nozzle unit.
The invention provides another advantage: piston in the cylinder 420 460 clockwise or be rotated counterclockwise 90 degree to suck or to discharge liquid crystal.As a result, with piston 460 clockwise or be rotated counterclockwise 180 degree and compare with the conventional allocation head unit that sucks or discharge liquid crystal, dispensing head unit H is the dispenser method drop quickly.
Do not deviate from spirit of the present invention or substantive characteristics although can implement the present invention in a variety of forms, but be to be understood that, unless stated otherwise, the foregoing description is not limited by any details described above, but should broadly be considered as dropping in the spirit and scope of the present invention, thereby drop in the scope of the invention and the border or the equivalent on this scope and border in institute change and revise all and contain in the present invention.
Claims (10)
1. cylinder comprises:
Piston hole;
Be connected to the ostium of described piston hole; With
Be connected to two tap holes of described piston hole.
2. cylinder as claimed in claim 1, wherein, when when described cylinder is seen in the top, the angle of the center line of the relative described tap hole of the center line of described ostium (comprises end points) in the scope of 60-120 degree, and the angle of the center line of relative another the described tap hole of the center line of described ostium (comprises end points) in the scope of 60-120 degree.
3. cylinder as claimed in claim 2, wherein, the angle of the center line of the described relatively tap hole of the center line of described ostium is 90 degree, and the angle of the center line of described relatively another tap hole of the center line of described ostium is 90 degree.
4. cylinder as claimed in claim 1, wherein, the diameter of described two tap holes is differing from each other.
5. cylinder as claimed in claim 1, wherein, the diameter of described two tap holes is identical.
6. cylinder as claimed in claim 1, wherein, described piston hole is vertically vertical, and described ostium is a vertical equity, and the outlet of each described tap hole is positioned at the bottom side of described cylinder.
7. cylinder as claimed in claim 1, wherein, described tap hole comprises horizontal hole and is connected to the upright opening of described horizontal hole with the right angle.
8. dispensing head unit comprises:
Cylinder, described cylinder comprises:
Piston hole;
Be connected to the ostium of described piston hole; With
Be connected to two tap holes of described piston hole;
Two nozzle units, each nozzle unit are connected to each in described two tap holes;
Piston, upwards slide to suck liquid crystal by described ostium, perhaps to lower slider to discharge liquid crystal by the tap hole that is selected from described two tap holes, and rotation is perhaps rotated to close described ostium and to open a tap hole that is selected from described two tap holes to close described two tap holes and to open described ostium;
Rotary drive unit rotates described piston; And
Linear drive unit makes described piston upwards or to lower slider.
9. dispensing head unit as claimed in claim 8, wherein, each in described two nozzle units comprises the nozzle that nozzle diameter is different.
10. cylinder comprises:
Piston hole,
Be connected to described piston hole ostium and
Be connected to three or more tap holes of described piston hole.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090125268A KR20110068357A (en) | 2009-12-16 | 2009-12-16 | Cylinder and liquid crystal dispenser having the same |
| KR10-2009-0125268 | 2009-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102102650A true CN102102650A (en) | 2011-06-22 |
Family
ID=44155645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910260232XA Pending CN102102650A (en) | 2009-12-16 | 2009-12-25 | Cylidner and distribution head unit equipped with the same |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR20110068357A (en) |
| CN (1) | CN102102650A (en) |
| TW (1) | TW201121659A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105665205A (en) * | 2016-04-22 | 2016-06-15 | 浙江昀邦电池有限公司 | Battery sealing agent spray head |
| CN105709996A (en) * | 2016-04-22 | 2016-06-29 | 浙江昀邦电池有限公司 | Rotation type quantitative spraying equipment |
| CN107247369A (en) * | 2017-07-20 | 2017-10-13 | 深圳市华星光电半导体显示技术有限公司 | A kind of liquid crystal dripping device |
| CN107367871A (en) * | 2017-09-19 | 2017-11-21 | 京东方科技集团股份有限公司 | Liquid crystal pump, liquid crystal drip-injection system and liquid crystal drip-injection method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101949120B1 (en) * | 2011-09-09 | 2019-02-19 | 주식회사 탑 엔지니어링 | Apparatus of dispensing-head-unit |
-
2009
- 2009-12-16 KR KR1020090125268A patent/KR20110068357A/en not_active Application Discontinuation
- 2009-12-25 CN CN200910260232XA patent/CN102102650A/en active Pending
- 2009-12-29 TW TW098145453A patent/TW201121659A/en unknown
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105665205A (en) * | 2016-04-22 | 2016-06-15 | 浙江昀邦电池有限公司 | Battery sealing agent spray head |
| CN105709996A (en) * | 2016-04-22 | 2016-06-29 | 浙江昀邦电池有限公司 | Rotation type quantitative spraying equipment |
| CN105709996B (en) * | 2016-04-22 | 2018-05-15 | 浙江昀邦电池有限公司 | A kind of rotary quantitative spraying equipment |
| CN107247369A (en) * | 2017-07-20 | 2017-10-13 | 深圳市华星光电半导体显示技术有限公司 | A kind of liquid crystal dripping device |
| WO2019015148A1 (en) * | 2017-07-20 | 2019-01-24 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal dripping device |
| CN107247369B (en) * | 2017-07-20 | 2019-12-31 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal dripping method |
| US10809549B2 (en) | 2017-07-20 | 2020-10-20 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Liquid crystal dropping device |
| CN107367871A (en) * | 2017-09-19 | 2017-11-21 | 京东方科技集团股份有限公司 | Liquid crystal pump, liquid crystal drip-injection system and liquid crystal drip-injection method |
| CN107367871B (en) * | 2017-09-19 | 2020-05-05 | 京东方科技集团股份有限公司 | Liquid crystal pump, liquid crystal dripping system and liquid crystal dripping method |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201121659A (en) | 2011-07-01 |
| KR20110068357A (en) | 2011-06-22 |
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Application publication date: 20110622 |