CN202180028U - High-precision adhesive dispensing valve - Google Patents
High-precision adhesive dispensing valve Download PDFInfo
- Publication number
- CN202180028U CN202180028U CN2011202724141U CN201120272414U CN202180028U CN 202180028 U CN202180028 U CN 202180028U CN 2011202724141 U CN2011202724141 U CN 2011202724141U CN 201120272414 U CN201120272414 U CN 201120272414U CN 202180028 U CN202180028 U CN 202180028U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- injection rod
- valve pocket
- glue dispensing
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to a high-precision adhesive dispensing valve, which is used for adhesive dispensing and packaging of LEDs and comprises a connecting portion, a valve cavity, a liquid inlet joint, a liquid drainage joint component and a valve spool component. The connecting portion is fixedly arranged on an outer side surface of a valve body, an injection rod driven by a motor is inserted into a slide rail of the valve body from top to bottom, a rod head of the injection rod is protruded on the outer side of the slide rail, a rod body of the injection rod is in sliding fit with the slide rail, a sealing device matching with the rod body of the injection rod is disposed at the upper end of the slide rail, the sealed valve cavity is formed on the slide rail, is positioned on the lower side of the injection rod and communicated with a liquid inlet channel in the connecting portion, the liquid inlet joint which is communicated with an adhesive pipe is disposed on the liquid inlet channel in the connecting portion, the liquid drainage joint component which is communicated with a needle nozzle is arranged at the lower end of the valve body, the valve spool component is further arranged in the valve body, and the valve cavity and a liquid drainage joint are communicated with each other or disconnected from each other by the aid of the valve spool component. The high-precision adhesive dispensing valve is simple in structure, adhesive is discharged by the aid of the injection rod, the injection rod is driven by the stepping motor, high-precision adhesive discharge can be realized, simultaneously, production process requirements of the LEDs are met, and the high-precision adhesive dispensing valve is disassembled and cleaned conveniently.
Description
Technical field
The utility model belongs to LED point glue encapsulation field, is specifically related to a kind of high accuracy glue dispensing valve of the LED of being used for some glue encapsulation.
Background technology
Rise along with China LED industry; The LED industry is increasing to the demand of LED encapsulation point gum machine; And precision prescribed is also increasingly high, and control accuracy reaches ten thousand/milliliter, and traditional pneumatic glue dispensing valve is subject to the influence of factors such as air pressure and the variation of colloid viscosity; Can't satisfy above-mentioned precision, and disassembly, cleaning are also inconvenient at all.
Summary of the invention
The purpose of the utility model provides a kind of high accuracy glue dispensing valve, and this glue dispensing valve has advantages such as precision height and disassembly, cleaning convenience.
For realizing the foregoing invention purpose; The technical scheme that the utility model adopted is: a kind of high accuracy glue dispensing valve, this glue dispensing valve comprise valve body and are installed in the connecting portion on the valve body lateral surface, be provided with slideway in the valve body; The injection rod that is moved up and down by the motor driving inserts in the said slideway from top to bottom; And the bar head process of injection rod goes out in the slideway outside, and the shaft of injection rod and slideway formation are slidingly matched, and the upper end of said slideway is provided with the sealing device that matches with the shaft of injection rod; The slideway that is positioned at the injection rod downside forms the valve pocket of sealing, and valve pocket is connected with feed pathway in the connecting portion, and the feed pathway in the said connecting portion is provided with the liquid inlet joint that is connected with sebific duct away from an end of valve body; The lower end of valve body is provided with the draining connector assembly that is connected with the pin mouth; Also be provided with in the said valve body and make valve pocket and draining connector the two is in and is communicated with or the core assembly of dissengaged positions.
Simultaneously, the utility model can also be able to further realization through following technical measures:
Said motor is a stepper motor.
Said sealing device comprises the sealing ring that is provided with up and down along the shaft of injection rod, and the top of said sealing ring is provided with pressing plate, and an end of pressing plate presses and is fixed on the upper surface of valve body, and the other end of pressing plate bends downwards and abuts on all sides of valve body; The plate body that said pressing plate is pressed against the valve body upper surface is provided with the hole that the shaft that supplies injection rod passes, and the plate body that pressing plate abuts on all sides of valve body is provided with the screw that installs and fixes valve body.
Said connecting portion comprises contiguous block; Said contiguous block is fixed on all sides of valve body through screw; Be provided with the feed pathway that is connected with valve pocket in the described contiguous block; It also is that the external screw thread female luer links to each other with sebific duct that a end away from valve body of said contiguous block is provided with liquid inlet joint, and feed pathway is connected with sebific duct through said external screw thread female luer.
Said core assembly is made up of the spool of valve pocket and column; Be equipped with the passage that is communicated with valve pocket and draining connector on spool and the valve pocket; Said valve pocket and valve body are affixed; Valve core housing is located in the valve pocket, said spool and valve pocket constitute each other be rotatably assorted and make valve pocket and draining connector the two be in and be communicated with or dissengaged positions.
Said draining connector assembly comprises draining connector affixed with valve body and that link to each other with the pin mouth, be provided with in the draining connector with valve pocket in the apocenosis passage that is connected of passage; All sides of said draining connector are provided with internal thread female luer and knurled nut from inside to outside successively; Be provided with seal washer between said draining connector and the valve body.
Be provided with seal washer between said contiguous block and the valve body.
Said contiguous block is provided with steam vent, and the steam vent place is provided with exhaust bolt; Be provided with seal washer between said exhaust bolt and the contiguous block.
Said spool is a ceramic cartridge, and valve pocket is ceramic valve pocket.
One end of said spool is provided with to be convenient to screw so that the turning handle of valve core rotation.
The utility model work the time at first make valve core rotation and make valve pocket and draining connector the two be in dissengaged positions, move on the injection rod then and suck a colloid that is stored in the sebific duct in the valve pocket, valve core rotation is commutated so that valve pocket and draining connector the two be in connected state; Press down by the step motor driven injection rod again; Spue colloid through the pin mouth that links to each other with draining connector, after colloid spues and accomplishes, spool once more Rotation With Changing to; At this moment valve pocket and sebific duct communicate; The injection rod return sucks colloid in the valve pocket once more, to accomplish actuation cycle one time.
The beneficial effect of the utility model is: the utility model is simple in structure, adopts the injection rod mode to tell glue simultaneously, and injection rod is by step motor driven, can realize that high accuracy tells glue, meets the manufacturing technique requirent of LED simultaneously, is convenient to dismounting and cleans.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the external structure sketch map of the utility model;
Fig. 3 is the right view of Fig. 1.
The implication of mark is following among the figure:
10-valve body, 20-injection rod, 30-connecting portion, 31-contiguous block
32-screw, 33-feed pathway, 34-liquid inlet joint, 35-exhaust bolt
40-pressing plate, 41-sealing ring, 42-screw, 50-spool
60-valve pocket, 70-draining connector, 71-apocenosis passage
72-internal thread female luer, 73-knurled nut.
The specific embodiment
Shown in Fig. 1～3; A kind of high accuracy glue dispensing valve, this glue dispensing valve comprise valve body 10 and are installed in the connecting portion 30 on valve body 10 lateral surfaces, be provided with slideway in the valve body 10; The injection rod 20 that is moved up and down by the motor driving inserts in the said slideway from top to bottom; And the bar head process of injection rod 20 goes out in the slideway outside, and the shaft of injection rod 20 and slideway formation are slidingly matched, and the upper end of said slideway is provided with the sealing device that matches with the shaft of injection rod 20; The slideway that is positioned at injection rod 20 downsides forms the valve pocket 11 of sealing, and valve pocket 11 is connected with feed pathway in the connecting portion 30, and the feed pathway in the said connecting portion 30 is provided with the liquid inlet joint 34 that is connected with sebific duct away from an end of valve body 10; The lower end of valve body 10 is provided with the draining connector assembly that is connected with the pin mouth; Also be provided with in the said valve body 10 and make valve pocket 11 and draining connector the two is in and is communicated with or the core assembly of dissengaged positions.
Preferably, said motor is a stepper motor, tells glue to realize high accuracy, and meets the manufacturing technique requirent of LED.
As shown in Figure 1; Said sealing device comprises the sealing ring 41 that is provided with up and down along the shaft of injection rod 20; The top of said sealing ring 41 is provided with pressing plate 40, and an end of pressing plate 40 presses and is fixed on the upper surface of valve body 10, and the other end of pressing plate 40 bends downwards and abuts on all sides of valve body 10; The plate body that said pressing plate 40 is pressed against valve body 10 upper surfaces is provided with the hole that the shaft that supplies injection rod 20 passes, and the plate body that pressing plate 40 abuts on all sides of valve body 10 is provided with the screw 42 that installs and fixes valve body 10.
Said structure is good airproof performance not only, and helps installing and fixing of valve body 10, helps the steady operation of this glue dispensing valve.
Further; As shown in Figure 1; Said connecting portion 30 comprises contiguous block 31, and said contiguous block 31 is fixed on through screw 32 on all sides of valve body 10, is provided with the feed pathway 33 that is connected with valve pocket 11 in the described contiguous block 31; It also is that the external screw thread female luer links to each other with sebific duct that a end away from valve body 10 of said contiguous block 31 is provided with liquid inlet joint 34, and feed pathway 33 is connected with sebific duct through said external screw thread female luer.
Said core assembly is made up of the spool 50 of valve pocket 60 and column; Be equipped with the passage that is communicated with valve pocket 11 and draining connector on spool 50 and the valve pocket 60; Said valve pocket 60 is affixed with valve body 10; Spool 50 is sheathed in the valve pocket 60, said spool 50 and valve pocket 60 constitute each other be rotatably assorted and make valve pocket 11 and draining connector the two be in and be communicated with or dissengaged positions.
One end of said spool 50 is provided with to be convenient to screw so that the turning handle that spool 50 rotates.
Spool 50 shown in Fig. 1 and valve pocket 60 match make valve pocket 11 and draining connector the two be in connected state; And when to make valve pocket 11 and draining connector the two when being in dissengaged positions, only need the turning handle of rotational valve core 50, make spool 50 rotate; This moment, the passage in the spool 50 departed from passage in the valve pocket 60 mutually; Then the passage in the spool 50 no longer is connected with passage in the valve pocket 60, thereby makes valve pocket be in closed state, also be valve pocket 11 and draining connector the two be in dissengaged positions.
As shown in Figure 1, said draining connector assembly comprises and valve body 10 affixed and draining connectors 70 that link to each other with the pin mouth, be provided with in the draining connector 70 with valve pocket 60 in the apocenosis passage 71 that is connected of passage; All sides of said draining connector 70 are provided with internal thread female luer 72 and knurled nut 73 from inside to outside successively; Be provided with seal washer between said draining connector 70 and the valve body 10.
Be provided with seal washer between said contiguous block 31 and the valve body 10.
Like Fig. 1, shown in 2, said contiguous block 31 is provided with steam vent, and the steam vent place is provided with exhaust bolt 35; Be provided with seal washer between said exhaust bolt 35 and the contiguous block 31,, guarantee the steady operation of glue dispensing valve to help exhaust.
Preferably, said spool 50 is a ceramic cartridge, and valve pocket 60 is ceramic valve pocket, with the sealing of further assurance between the two, and the service life of having improved core assembly.
Do detailed description below in conjunction with the course of work of Fig. 1～3 pair the utility model:
The critical piece of this glue dispensing valve is a valve body 10, and valve body 10 is provided with injection rod 20, and 2 O RunddichtringOs 41 are arranged between injection rod 20 and the valve body 10, and O type closed type circle 41 is provided with pressing plate 40 compactings; It also is on the external screw thread female luer that sebific duct is spun on liquid inlet joint 34; Colloid flows in the valve pocket of valve body 10 through the feed pathway on the contiguous block 31 33; Between contiguous block 31 and the valve body 10 seal washer is arranged; The end face of contiguous block 31 is provided with exhaust bolt 35, between exhaust bolt 35 and the contiguous block 31 gasket seal is arranged, and contiguous block 31 links together through screw 32 and valve body 10; Constitute between ceramic cartridge and the ceramic valve pocket and be rotatably assorted to guarantee sealing; Draining connector 70 is connected with valve body 10, between draining connector 70 and the valve body 10 seal washer is arranged, and all sides of draining connector 70 are provided with outward turning internal thread female luer 72 and knurled nut 73, and valve body 10 is connected with other parts through screw 42.
Claims (10)
1. high accuracy glue dispensing valve; It is characterized in that: this glue dispensing valve comprises valve body (10) and is installed in the connecting portion (30) on valve body (10) lateral surface; Valve body is provided with slideway in (10); The injection rod (20) that is moved up and down by the motor driving inserts in the said slideway from top to bottom; And the bar head process of injection rod (20) goes out in the slideway outside, and the shaft of injection rod (20) and slideway formation are slidingly matched, and the upper end of said slideway is provided with the sealing device that matches with the shaft of injection rod (20); The slideway that is positioned at injection rod (20) downside forms the valve pocket (11) of sealing; Valve pocket (11) is connected with feed pathway in the connecting portion (30), and the feed pathway in the said connecting portion (30) is provided with the liquid inlet joint (34) that is connected with sebific duct away from an end of valve body (10); The lower end of valve body (10) is provided with the draining connector assembly that is connected with the pin mouth; Also be provided with in the said valve body (10) and make valve pocket (11) the two is in and is communicated with or the core assembly of dissengaged positions with draining connector.
2. high accuracy glue dispensing valve according to claim 1 is characterized in that: said motor is a stepper motor.
3. high accuracy glue dispensing valve according to claim 1; It is characterized in that: said sealing device comprises the sealing ring (41) that is provided with up and down along the shaft of injection rod (20); The top of said sealing ring (41) is provided with pressing plate (40); One end of pressing plate (40) presses and is fixed on the upper surface of valve body (10), and the other end of pressing plate (40) bends downwards and abuts on all sides of valve body (10); The plate body that said pressing plate (40) is pressed against valve body (10) upper surface is provided with the hole that the shaft that supplies injection rod (20) passes, and the plate body that pressing plate (40) abuts on all sides of valve body (10) is provided with the screw (42) that installs and fixes valve body (10).
4. high accuracy glue dispensing valve according to claim 1; It is characterized in that: said connecting portion (30) comprises contiguous block (31); Said contiguous block (31) is fixed on all sides of valve body (10) through screw (32); Be provided with the feed pathway (33) that is connected with valve pocket (11) in the described contiguous block (31); It also is that the external screw thread female luer links to each other with sebific duct that a end away from valve body (10) of said contiguous block (31) is provided with liquid inlet joint (34), and feed pathway (33) is connected with sebific duct through said external screw thread female luer.
5. high accuracy glue dispensing valve according to claim 1; It is characterized in that: said core assembly is made up of the spool (50) of valve pocket (60) and column; Be equipped with the passage that is communicated with valve pocket (11) and draining connector on spool (50) and the valve pocket (60); Said valve pocket (60) is affixed with valve body (10); Spool (50) is sheathed in the valve pocket (60), and said spool (50) and valve pocket (60) constitute each other and be rotatably assorted and make that the two is in and is communicated with or dissengaged positions valve pocket (11) with draining connector.
6. high accuracy glue dispensing valve according to claim 5; It is characterized in that: said draining connector assembly comprises draining connector affixed with valve body (10) and that link to each other with the pin mouth (70), be provided with in the draining connector (70) with valve pocket (60) in the apocenosis passage (71) that is connected of passage; All sides of said draining connector (70) are provided with internal thread female luer (72) and knurled nut (73) from inside to outside successively; Be provided with seal washer between said draining connector (70) and the valve body (10).
7. high accuracy glue dispensing valve according to claim 4 is characterized in that: be provided with seal washer between said contiguous block (31) and the valve body (10).
8. according to claim 4 or 7 described high accuracy glue dispensing valves, it is characterized in that: said contiguous block (31) is provided with steam vent, and the steam vent place is provided with exhaust bolt (35); Be provided with seal washer between said exhaust bolt (35) and the contiguous block (31).
9. high accuracy glue dispensing valve according to claim 5 is characterized in that: said spool (50) is a ceramic cartridge, and valve pocket (60) is ceramic valve pocket.
10. according to claim 5 or 9 described high accuracy glue dispensing valves, it is characterized in that: an end of said spool (50) is provided with to be convenient to screw so that the turning handle that spool (50) rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202724141U CN202180028U (en) | 2011-07-29 | 2011-07-29 | High-precision adhesive dispensing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202724141U CN202180028U (en) | 2011-07-29 | 2011-07-29 | High-precision adhesive dispensing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202180028U true CN202180028U (en) | 2012-04-04 |
Family
ID=45887690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202724141U Withdrawn - After Issue CN202180028U (en) | 2011-07-29 | 2011-07-29 | High-precision adhesive dispensing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202180028U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102327841A (en) * | 2011-07-29 | 2012-01-25 | 铜陵富仕三佳机械有限公司 | High-accuracy adhesive dispensing valve |
| CN104525437A (en) * | 2014-12-17 | 2015-04-22 | 广州市番禺科腾工业有限公司 | Blanking cap feeding device |
-
2011
- 2011-07-29 CN CN2011202724141U patent/CN202180028U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102327841A (en) * | 2011-07-29 | 2012-01-25 | 铜陵富仕三佳机械有限公司 | High-accuracy adhesive dispensing valve |
| CN102327841B (en) * | 2011-07-29 | 2013-05-29 | 铜陵富仕三佳机械有限公司 | High-accuracy adhesive dispensing valve |
| CN104525437A (en) * | 2014-12-17 | 2015-04-22 | 广州市番禺科腾工业有限公司 | Blanking cap feeding device |
| CN104525437B (en) * | 2014-12-17 | 2016-11-02 | 广州市番禺科腾工业有限公司 | Blanking cover feeding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120404 Effective date of abandoning: 20130529 |
|
| RGAV | Abandon patent right to avoid regrant |