CN102327841B - High-accuracy adhesive dispensing valve - Google Patents
High-accuracy adhesive dispensing valve Download PDFInfo
- Publication number
- CN102327841B CN102327841B CN 201110214829 CN201110214829A CN102327841B CN 102327841 B CN102327841 B CN 102327841B CN 201110214829 CN201110214829 CN 201110214829 CN 201110214829 A CN201110214829 A CN 201110214829A CN 102327841 B CN102327841 B CN 102327841B
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- injection rod
- valve pocket
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The invention relates to a high-accuracy adhesive dispensing valve for packaging a light emitting diode (LED) in an adhesive dispensing way. The adhesive dispensing valve comprises a connecting part which is fixedly arranged on the outer side face of a valve body, wherein a motor-driven injection rod is inserted into a slipway of the valve body from top to bottom; the rod head of the injection rod is protruded on the outer side of the slipway; the rod body of the injection rod is in sliding fit with the slipway; a sealing device matched with the rod body of the injection body is arranged at the upper end of the slipway; the slipway positioned on the lower side of the injection rod forms a closed valve cavity; the valve cavity is communicated with a liquid inflow channel in the connecting part; a liquid inflow joint communicated with a rubber pipe is arranged on the liquid inflow channel in the connecting part; a liquid discharging joint component communicated with a needle beak is arranged at the lower end of the valve body; and a valve core component which is used for communicating the valve cavity with the liquid discharging joint component or disconnecting the valve cavity from the liquid discharging joint component is also arranged in the valve body. The valve has a simple structure; the injection rod is used for discharging glue and is driven by a stepping motor, so that the glue can be discharged at high accuracy; simultaneously, the valve meets the requirements of production processes of LEDs and is convenient to detach and wash.
Description
Technical field
The invention belongs to LED glue dispensing and packagings field, and in particular to a kind of high-precision glue-dispensing valve for LED glue dispensing and packagings.
Background technology
With the rise of China's LED industry, the demand that LED industry encapsulates point gum machine to LED is increasing, and precision prescribed also more and more higher, control accuracy reaches a ten thousandth milliliter, and traditional pneumatic glue dispensing valve is easily influenceed by the factor such as air pressure and colloid viscosity B coefficent, above-mentioned precision can not be met at all, and disassembly, cleaning are also inconvenient.
The content of the invention
It is an object of the invention to provide a kind of high-precision glue-dispensing valve, this glue dispensing valve has the advantages that high precision and disassembly, cleaning are convenient.
For achieving the above object, the technical solution adopted in the present invention is：A kind of high-precision glue-dispensing valve, this glue dispensing valve includes valve body and the connecting portion being installed on valve body lateral surface, slideway is provided with valve body, the injection rod for being driven by motor and being moved up and down is inserted in the slideway from top to bottom, and the head protrusion of injection rod is on the outside of slideway, the shaft of injection rod is constituted with slideway and is slidably matched, and the upper end of the slideway is provided with the sealing device being engaged with the shaft of injection rod；The valve pocket of slideway formation closing on the downside of injection rod, valve pocket is connected with the feed pathway in connecting portion, and the one end of the feed pathway in the connecting portion away from valve body is provided with the liquid inlet joint being connected with sebific duct；The lower end of valve body is provided with the draining connector component being connected with pin mouth；Be additionally provided with the valve body make valve pocket and both draining connectors be in connect or dissengaged positions core assembly.
Meanwhile, the present invention can also further be realized by following technical measures：
The motor is stepper motor.
The sealing device is included along the shaft of injection rod sealing ring setting up and down, and the top of the sealing ring is provided with pressing plate, and one end of pressing plate, which is pressed against, to be fixed on the upper surface of valve body, and the other end of pressing plate bends downwards and abutted on all sides of valve body；The plate body that the pressing plate is pressed against valve body upper surface is provided with the hole passed through for the shaft of injection rod, and the plate body that pressing plate is abutted on all sides of valve body is provided with the screw for installing fixed valve body.
The connecting portion includes contiguous block, the contiguous block is fixed by screws on all sides of valve body, provided with the feed pathway being connected with valve pocket in described contiguous block, one end of the remote valve body of the contiguous block is connected provided with liquid inlet joint namely external screw thread female Luer with sebific duct, and feed pathway is connected by the external screw thread female Luer with sebific duct.
The core assembly is made up of the valve element of valve pocket and column, the passage of connection valve pocket and draining connector is equipped with valve element and valve pocket, the valve pocket and valve body are affixed, valve core housing is located in valve pocket, and the valve element is rotatably assorted and so that valve pocket and both draining connectors are in connecting or dissengaged positions with being constituted between valve pocket.
The draining connector component includes and valve body is affixed and draining connector that be connected with pin mouth, and the apocenosis passage being connected with the passage in valve pocket is provided with draining connector；The week side of boss of the draining connector is sequentially provided with internal thread female Luer and knurled nut from inside to outside；Seal washer is provided between the draining connector and valve body.
Seal washer is provided between the contiguous block and valve body.
The contiguous block, which is provided with steam vent, steam vent, is provided with exhaust bolt；Seal washer is provided between the exhaust bolt and contiguous block.
The valve element is ceramic cartridge, and valve pocket is ceramic valve pocket.
One end of the valve element, which is provided with, is easy to screw the turning handle so that valve core rotation.
Make valve core rotation during present invention work first and make it that valve pocket is in dissengaged positions with both draining connectors, then injection rod is moved up in the colloid suction valve pocket being stored in sebific duct, now make valve core rotation commutation make it that valve pocket is in connected state with both draining connectors, pushed again by stepper motor driving injection rod, colloid is spued by the pin mouth being connected with draining connector, after the completion of colloid spues, valve element rotates commutation again, at this moment valve pocket and sebific duct are communicated, injection rod return, colloid is sucked in valve pocket again, to complete one-off circulation.
The beneficial effects of the present invention are：The present invention is simple in construction, while telling glue using injection rod mode, injection rod is driven by stepper motor, it is possible to achieve high accuracy tells glue, while meet LED manufacturing technique requirent, easy to disassemble and cleaning.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is Fig. 1 A-A sectional views；
Fig. 3 is the external structure schematic diagram of the present invention.
The implication marked in figure is as follows：
10-valve body, 20-injection rod, 30-connecting portion, 31-contiguous block
32-screw, 33-feed pathway, 34-liquid inlet joint, 35-exhaust bolt
36-seal washer, 40-pressing plate, 41-sealing ring, 42-screw
43-seal washer, 44-seal washer, 50-valve element
60-valve pocket, 70-draining connector, 71-apocenosis passage
72-internal thread, 73-knurled nut of female Luer
Embodiment
As shown in Figures 1 to 3, a kind of high-precision glue-dispensing valve, this glue dispensing valve includes valve body 10 and the connecting portion 30 being installed on the lateral surface of valve body 10, slideway is provided with valve body 10, the injection rod 20 for being driven by motor and being moved up and down is inserted in the slideway from top to bottom, and the head protrusion of injection rod 20 is on the outside of slideway, the shaft of injection rod 20 is constituted with slideway to be slidably matched, and the upper end of the slideway is provided with the sealing device being engaged with the shaft of injection rod 20；Positioned at the valve pocket of the slideway formation closing of the downside of injection rod 20, valve pocket is connected with the feed pathway in connecting portion 30, and the one end of feed pathway away from valve body 10 in the connecting portion 30 is provided with the liquid inlet joint 34 being connected with sebific duct；The lower end of valve body 10 is provided with the draining connector component being connected with pin mouth；Be additionally provided with the valve body 10 make valve pocket and both draining connectors be in connect or dissengaged positions core assembly.
It is preferred that, the motor is stepper motor, to realize that high accuracy tells glue, and meets LED manufacturing technique requirent.
As shown in Figure 2, the sealing device is included along the shaft of injection rod 20 sealing ring 41 setting up and down, the top of the sealing ring 41 is provided with pressing plate 40, and one end of pressing plate 40, which is pressed against, to be fixed on the upper surface of valve body 10, and the other end of pressing plate 40 bends downwards and abutted on all sides of valve body 10；The plate body that the pressing plate 40 is pressed against the upper surface of valve body 10 is provided with the hole passed through for the shaft of injection rod 20, and the plate body that pressing plate 40 is abutted on all sides of valve body 10 is provided with the screw 42 for installing fixed valve body 10.
Said structure not only good airproof performance, and be conducive to the installation of valve body 10 to fix, contributes to the steady operation of this glue dispensing valve.
Further, as shown in Figure 2, the connecting portion 30 includes contiguous block 31, the contiguous block 31 is fixed on all sides of valve body 10 by screw 32, provided with the feed pathway 33 being connected with valve pocket in described contiguous block 31, one end of the remote valve body 10 of the contiguous block 31 is connected provided with liquid inlet joint 34 namely external screw thread female Luer with sebific duct, and feed pathway 33 is connected by the external screw thread female Luer with sebific duct.
The core assembly is made up of valve pocket 60 and the valve element of column 50, the passage of connection valve pocket and draining connector is equipped with valve element 50 and valve pocket 60, the valve pocket 60 and valve body 10 are affixed, valve element 50 is sheathed in valve pocket 60, and the valve element 50 and valve pocket 60 are constituted each other to be rotatably assorted and cause valve pocket and both draining connectors in connecting or dissengaged positions.
One end of the valve element 50 is provided with the turning handle for being easy to screw so that valve element 50 is rotated.
Fig. 1, the valve element 50 shown in 2 and valve pocket 60 are engaged so that both valve pocket and draining connector are in connected state, and when valve pocket to be made and both draining connectors are in dissengaged positions, only need to the turning handle of rotational valve core 50, so that valve element 50 is rotated, now the passage in valve element 50 is deviated with the passage in valve pocket 60, then the passage in valve element 50 is no longer connected with the passage in valve pocket 60, so that valve pocket is in closed state, namely valve pocket is in dissengaged positions with both draining connectors.
As shown in Fig. 2 the draining connector component includes and valve body 10 is affixed and draining connector 70 that be connected with pin mouth, the apocenosis passage 71 being connected with the passage in valve pocket 60 is provided with draining connector 70；The week side of boss of the draining connector 70 is sequentially provided with internal thread female Luer 72 and knurled nut 73 from inside to outside；Seal washer 44 is provided between the draining connector 70 and valve body 10.
As shown in Figure 2,3, the contiguous block 31, which is provided with steam vent, steam vent, is provided with exhaust bolt 35；Seal washer 36 is provided between the exhaust bolt 35 and contiguous block 31, to be conducive to exhaust, it is ensured that the steady operation of glue dispensing valve.
It is preferred that, the valve element 50 is ceramic cartridge, and valve pocket 60 is ceramic valve pocket, to be further ensured that sealing therebetween, and improves the service life of core assembly.
Do and describe in detail with reference to Fig. 1~3 pair course of work of the invention：
The critical piece of this glue dispensing valve is valve body 10, and valve body 10 is provided with injection rod 20, has 2 O-ring seals 41 between injection rod 20 and valve body 10, O-shaped closed type circle 41 is suppressed provided with pressing plate 40；Sebific duct is spun in liquid inlet joint 34 namely external screw thread female Luer, colloid is flowed into by the feed pathway 33 on contiguous block 31 in the valve pocket of valve body 10, there is seal washer 43 between contiguous block 31 and valve body 10, the end face of contiguous block 31 is provided with exhaust bolt 35, there is seal washer 36 between exhaust bolt 35 and contiguous block 31, contiguous block 31 is linked together by screw 32 and valve body 10；Constituted between ceramic cartridge and ceramic valve pocket and be rotatably assorted to ensure sealing；Draining connector 70 and valve body 10 are connected, and have seal washer 44 between draining connector 70 and valve body 10, and the week side of boss of draining connector 70 is provided with outward turning internal thread female Luer 72 and knurled nut 73, and valve body 10 is connected by screw 42 and other parts.
Claims (9)
1. a kind of high-precision glue-dispensing valve, it is characterised in that：This glue dispensing valve includes valve body（10）And it is installed in valve body（10）Connecting portion on lateral surface（30）, valve body（10）In be provided with slideway, driven and the injection rod that moves up and down by motor（20）Insert from top to bottom in the slideway, and injection rod（20）Head protrusion on the outside of slideway, injection rod（20）Shaft and slideway constitute and be slidably matched, the upper end of the slideway is provided with and injection rod（20）The sealing device that is engaged of shaft；Positioned at injection rod（20）The valve pocket of the slideway formation closing of downside, valve pocket and connecting portion（30）In feed pathway be connected, the connecting portion（30）In feed pathway away from valve body（10）One end be provided with the liquid inlet joint that is connected with sebific duct（34）；Valve body（10）Lower end be provided with the draining connector component that is connected with pin mouth；The valve body（10）In be additionally provided with make valve pocket and both draining connectors be in connect or dissengaged positions core assembly；The sealing device is included along injection rod（20）Shaft sealing ring setting up and down（41）, the sealing ring（41）Top be provided with pressing plate（40）, pressing plate（40）One end be pressed against be fixed in valve body（10）Upper surface on, pressing plate（40）The other end bend downwards and abut in valve body（10）All sides on；The pressing plate（40）It is pressed against valve body（10）The plate body of upper surface is provided with and supplies injection rod（20）The hole that passes through of shaft, pressing plate（40）Abut in valve body（10）All sides on plate body provided with install fixed valve body（10）Screw（42）.
2. high-precision glue-dispensing valve according to claim 1, it is characterised in that：The motor is stepper motor.
3. high-precision glue-dispensing valve according to claim 1, it is characterised in that：The connecting portion（30）Including contiguous block（31）, the contiguous block（31）Pass through screw（32）It is fixed on valve body（10）All sides on, described contiguous block（31）In provided with the feed pathway that is connected with valve pocket（33）, the contiguous block（31）Remote valve body（10）One end be provided with liquid inlet joint（34）Namely external screw thread female Luer is connected with sebific duct, feed pathway（33）It is connected by the external screw thread female Luer with sebific duct.
4. high-precision glue-dispensing valve according to claim 1, it is characterised in that：The core assembly is by valve pocket（60）With the valve element of column（50）Constitute, valve element（50）And valve pocket（60）On be equipped with connection valve pocket and draining connector passage, the valve pocket（60）With valve body（10）It is affixed, valve element（50）It is sheathed on valve pocket（60）In, the valve element（50）With valve pocket（60）Constitute to be rotatably assorted and make it that valve pocket is in both draining connectors each other and connect or dissengaged positions.
5. high-precision glue-dispensing valve according to claim 4, it is characterised in that：The draining connector component includes and valve body（10）Draining connector that is affixed and being connected with pin mouth（70）, draining connector（70）In be provided with and valve pocket（60）In the apocenosis passage that is connected of passage（71）；The draining connector（70）The week side of boss be sequentially provided with internal thread female Luer from inside to outside（72）And knurled nut（73）；The draining connector（70）With valve body（10）Between be provided with seal washer（44）.
6. high-precision glue-dispensing valve according to claim 3, it is characterised in that：The contiguous block（31）With valve body（10）Between be provided with seal washer（43）.
7. the high-precision glue-dispensing valve according to claim 3 or 6, it is characterised in that：The contiguous block（31）It is provided with steam vent, steam vent and is provided with exhaust bolt（35）；The exhaust bolt（35）With contiguous block（31）Between be provided with seal washer（36）.
8. high-precision glue-dispensing valve according to claim 4, it is characterised in that：The valve element（50）For ceramic cartridge, valve pocket（60）For ceramic valve pocket.
9. the high-precision glue-dispensing valve according to claim 4 or 8, it is characterised in that：The valve element（50）One end provided with being easy to screw so that valve element（50）The turning handle of rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110214829 CN102327841B (en) | 2011-07-29 | 2011-07-29 | High-accuracy adhesive dispensing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110214829 CN102327841B (en) | 2011-07-29 | 2011-07-29 | High-accuracy adhesive dispensing valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102327841A CN102327841A (en) | 2012-01-25 |
| CN102327841B true CN102327841B (en) | 2013-05-29 |
Family
ID=45479955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110214829 Expired - Fee Related CN102327841B (en) | 2011-07-29 | 2011-07-29 | High-accuracy adhesive dispensing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102327841B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102698928B (en) * | 2012-06-20 | 2015-04-08 | 铜陵富仕三佳机器有限公司 | Injection adhesive spitting-type dispensing valve |
| CN103386389A (en) * | 2013-08-20 | 2013-11-13 | 铜陵富仕三佳机器有限公司 | Multi-array glue dispensing device |
| CN105772332B (en) * | 2016-05-06 | 2019-01-15 | 深圳市朝阳光科技有限公司 | A kind of universal dispensing header structure |
| CN114476515B (en) * | 2022-01-18 | 2024-02-06 | 宁夏天地奔牛实业集团有限公司 | Mining conveyor cable trough provided with consignment tool box and mining conveyor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0919753A2 (en) * | 1997-11-25 | 1999-06-02 | Focke & Co. (GmbH & Co.) | Valve |
| JP2003080133A (en) * | 2001-05-31 | 2003-03-18 | Marktec Corp | Marking device |
| CN201342393Y (en) * | 2008-12-03 | 2009-11-11 | 比亚迪股份有限公司 | High-precision glue dispensing valve |
| CN101745484A (en) * | 2008-12-10 | 2010-06-23 | 天津西林环氧树脂灌封设备设计中心 | Precise glue dispensing valve |
| CN101844124A (en) * | 2010-03-17 | 2010-09-29 | 上海大学 | Ejecting adhesive dispenser based on dual-function cylinder |
| CN201900088U (en) * | 2010-09-30 | 2011-07-20 | 洪清炎 | Novel adhesive dispensing valve |
| CN202180028U (en) * | 2011-07-29 | 2012-04-04 | 铜陵富仕三佳机械有限公司 | High-precision adhesive dispensing valve |
-
2011
- 2011-07-29 CN CN 201110214829 patent/CN102327841B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0919753A2 (en) * | 1997-11-25 | 1999-06-02 | Focke & Co. (GmbH & Co.) | Valve |
| JP2003080133A (en) * | 2001-05-31 | 2003-03-18 | Marktec Corp | Marking device |
| CN201342393Y (en) * | 2008-12-03 | 2009-11-11 | 比亚迪股份有限公司 | High-precision glue dispensing valve |
| CN101745484A (en) * | 2008-12-10 | 2010-06-23 | 天津西林环氧树脂灌封设备设计中心 | Precise glue dispensing valve |
| CN101844124A (en) * | 2010-03-17 | 2010-09-29 | 上海大学 | Ejecting adhesive dispenser based on dual-function cylinder |
| CN201900088U (en) * | 2010-09-30 | 2011-07-20 | 洪清炎 | Novel adhesive dispensing valve |
| CN202180028U (en) * | 2011-07-29 | 2012-04-04 | 铜陵富仕三佳机械有限公司 | High-precision adhesive dispensing valve |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2003080133A 2003.03.18 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102327841A (en) | 2012-01-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102327841B (en) | High-accuracy adhesive dispensing valve | |
| CN102418682B (en) | Double-cylinder metering plunger pump and metering method thereof | |
| CN205786467U (en) | Blood gas analyzer | |
| CN112403834B (en) | Single-liquid screw valve | |
| CN104405479A (en) | Fluid transportation device | |
| CN201807511U (en) | Fluid volume metering type control device | |
| CN202180028U (en) | High-precision adhesive dispensing valve | |
| CN202402238U (en) | Single-cylinder metering plunger pump | |
| CN205714626U (en) | Integral modular high pressure constant flow pump | |
| CN201519646U (en) | Dispensing valve | |
| CN201461977U (en) | Gas meter electronic internal valve | |
| CN204267134U (en) | Fluid delivery system | |
| CN102698928B (en) | Injection adhesive spitting-type dispensing valve | |
| CN202606357U (en) | Injection glue spitting type glue dispensing valve | |
| CN203791142U (en) | High-precision dispensing valve for COB (Chip On Board) | |
| CN204267137U (en) | Sensor integrated device | |
| WO2022048087A1 (en) | Liquid output mechanism and water output device | |
| CN201321539Y (en) | Direct-drive structure device for industrial overedger | |
| CN201401519Y (en) | Gas control valve unit for rotary membrane type gas meters | |
| CN202667087U (en) | High-precision LED (Light Emitting Diode) adhesive dispenser | |
| CN2837546Y (en) | Ultra-minisize rotary plunger metering pump | |
| CN220415785U (en) | Multi-interface centrifugal pump | |
| CN202402237U (en) | Double-cylinder metering plunger pump | |
| CN204532774U (en) | Piezoelectric pump | |
| CN206561440U (en) | The heat abstractor of the miniature steering gear electric-machine of robot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20190729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |