CN102698928A - Injection adhesive spitting-type dispensing valve - Google Patents
Injection adhesive spitting-type dispensing valve Download PDFInfo
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- CN102698928A CN102698928A CN2012102038485A CN201210203848A CN102698928A CN 102698928 A CN102698928 A CN 102698928A CN 2012102038485 A CN2012102038485 A CN 2012102038485A CN 201210203848 A CN201210203848 A CN 201210203848A CN 102698928 A CN102698928 A CN 102698928A
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- pump body
- injection
- pump housing
- dispensing valve
- valve
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Abstract
The invention discloses an injection adhesive spitting-type dispensing valve, which comprises a secondary pump body (4) and a primary pump body (7), wherein the primary pump body (7) is fixedly connected above the secondary pump body (4); a slide for an injection rod (12) to vertically move is arranged in the primary pump body (7); one side of the primary pump body (7) is fixedly connected with an exhaust foam block (8) with an exhaust vent; one side of the secondary pump body (4) is fixedly connected with a liquid inlet joint communicated with the secondary pump body (4); and the liquid inlet joint is communicated with a hose for holding adhesives. The bottom part of the secondary pump body (4) is fixedly connected with a liquid drainage joint communicated with the secondary pump body (4); and a valve core assembly playing a role in controlling the secondary pump body (4) to be communicated or disconnected with the liquid drainage joint is adapted in the secondary pump body (4). According to the injection adhesive spitting-type dispensing valve disclosed by the invention, an exhaust function in a valve cavity is realized through repeatedly pumping the adhesives in the hose, and meanwhile, the adhesives are spit by adopting an injection rod mode; the injection rod is driven by a stepping motor, and thus, high-precision adhesive spitting can be realized. Meanwhile, the requirements of a production process for light-emitting diodes (LED) are met. The injection adhesive spitting-type dispensing valve can be conveniently disassembled, cleaned and maintained.
Description
Technical field
The present invention relates to glue dispensing valve, relate in particular to injection and tell glue formula glue dispensing valve.
Background technology
Flourish along with China LED industry; The LED industry is increasing to the demand of LED encapsulation point gum machine, and requires the glue accuracy of measurement increasingly high, has required to reach to control to ten thousand/milliliter; And has a function of automatic emptying gas; And now the process of the glue dispensing valve emptying gas on the market is loaded down with trivial details, and processing, disassembly, cleaning, replacing sealing ring etc. are also inconvenient, and processing cost is than higher.
Summary of the invention
The technical problem that the present invention will solve is that the manual air-operated of discharging in the glue dispensing valve of present glue dispensing valve is loaded down with trivial details; And processing, disassembly, cleaning, replacing sealing ring etc. are also inconvenient; Processing cost is than higher, provide for this reason a kind of can automatic vent and the glue dispensing valve of easy accessibility.
Technical scheme of the present invention is: glue formula glue dispensing valve is told in a kind of injection; It comprises the branch pump housing and the main pump body that is fixed in branch pump housing top; Have the slideway that supplies injection rod to move up and down in the said main pump body; Main pump body one side is connected with the exhaust bubble piece that has steam vent, and the pump housing one side was connected with and the liquid inlet joint of dividing the pump housing to be connected in said minute, and said liquid inlet joint is communicated with the sebific duct that fills colloid.Divide pump housing bottom to be connected with and the draining connector that divides the pump housing to be connected, divide in the pump housing adaptive have play that the control branch pump housing is communicated with draining connector or the core assembly of cutting action.
The improvement of such scheme is that said core assembly comprises spool and the valve pocket that has the rotation of valve pocket relatively that is communicated with passage between the branch pump housing and the draining connector, and said valve core housing is located in the valve pocket.
The further improvement of such scheme is that said core assembly is a ceramic component.
Further improving again of such scheme is to be connected with pump gland between said minute pump housing and the main pump body.
Further improving of such scheme is that injection rod and the exhaust on said exhaust bubble piece top steeped on the injection rod of piece bottom and be tightly connected with sealing ring through injection rod with main pump body.
Further improving again of such scheme is that said injection rod is connected with stepper motor.
The invention has the beneficial effects as follows through the colloid that repeatedly extracts in the sebific duct and realize emptying airway dysfunction in the valve pocket that adopt the injection rod mode to tell glue simultaneously, injection rod is by step motor driven; Can realize that high accuracy tells glue; The manufacturing technique requirent that meets LED simultaneously is convenient to dismounting and cleaning, and is easy to maintenance.
Description of drawings
Fig. 1 is an organigram of the present invention;
Fig. 2 is a scheme of installation of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further specified.
Like Fig. 1, shown in Figure 2; Glue formula glue dispensing valve is told in a kind of injection; It comprises the branch pump housing 4 and the main pump body 7 that is fixed in the branch pump housing 4 tops, has the slideway that supplies injection rod 12 to move up and down in the said main pump body 7, and main pump body 7 one sides are connected with the exhaust bubble piece 8 that has steam vent; The pump housing 4 one sides were connected with and the liquid inlet joint of dividing the pump housing 4 to be connected in said minute, and said liquid inlet joint is communicated with the sebific duct that fills colloid.Divide the pump housing 4 bottoms to be connected with and the draining connector that divides the pump housing 4 to be connected, dividing adaptively in the pump housing 4 has the control played minute pump housing 4 to be communicated with draining connector or the core assembly of cutting action.
Preference of the present invention is to be connected with pump gland 9 between the branch pump housing 4 and the main pump body 7; Pass through injection rod with sealing ring 10 with main pump body 7 respectively on the injection rod 12 of the injection rod 12 on exhaust bubble piece 8 tops and exhaust bubble piece 8 bottoms; 11 are tightly connected; Core assembly comprises spool and the valve pocket that has the rotation of valve pocket relatively that is communicated with passage between the branch pump housing 4 and the draining connector, and said valve core housing is located in the valve pocket, and spool and valve pocket all are ceramic materials; Strengthen sealing through valve core seal ring 5 between spool and the valve pocket, injection rod 12 is connected with stepper motor.
As shown in Figure 2, be connected with the syringe needle of being with the pin mouth under the draining connector of of the present invention minute pump housing bottom, syringe needle is connected the branch pump housing 4 lower ends through pin mouth fixed cover 6, and all sides of draining connector are provided with the external screw thread of M6 in order to pin mouth fixed cover 6 to be installed.Injection rod 12 is installed on the drive division 1 that has stepper motor through injection rod fixed block 2.The hole of dividing pin hole that diameter 4mm is arranged on the pump housing 4 and the diameter 9mm that valve pocket is installed is fixed through two screws as the location of the pump housing on drive division again.One end of spool is provided with the square groove that makes valve core rotation.The square groove that only needs rotational valve core; Make valve core rotation, the passage in this moment spool departs from the passage in the valve pocket mutually, and then the passage in the spool no longer is connected with passage in the valve pocket; Thereby make valve pocket be in closed state, also be valve pocket and draining connector the two be in dissengaged positions.Sebific duct is installed on the injection seat 3.Divide the pump housing 4 to be connected with drive division 1 through screw.
Use when of the present invention; At first make valve core rotation and make valve pocket and draining connector the two be in dissengaged positions; Move on on the injection rod then and break away from the injection rod sealing ring 10 be arranged in exhaust bubble piece bottom and suck valve pocket to the colloid that is stored in sebific duct, after repeatedly, just have in the aperture of colloid from the exhaust bubble piece and flow out; The colloid that flows out is contained in the exhaust bubble piece cup; Till not containing bubble in the colloid that in the aperture of seeing from the exhaust bubble piece, flows out, this process approximately needs 5-10 time, and after this injection rod no longer breaks away from and is positioned at the injection rod sealing ring that the piece bottom is steeped in exhaust; Above step is also not have colloid in the valve pocket when being installed on the driver for pump through cleaning; Be full of the action that the bubble-free colloid first step is accomplished in the pump housing in order to make, normal point glue does not need to carry out above operation again as long as pump is not lifted down cleaning, has been full of bubble-free colloid because of operating in the pump housing of back through this.Then make valve core rotation switching-over 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 once more, the injection rod return; Suck colloid once more in the valve pocket, to accomplish actuation cycle one time.
Claims (6)
1. glue formula glue dispensing valve is told in an injection; It is characterized in that it comprises the branch pump housing (4) and is fixed in the main pump body (7) of the branch pump housing (4) top; Have the slideway that supplies injection rod (12) to move up and down in the said main pump body (7); Main pump body (7) one sides are connected with the exhaust bubble piece (8) that has steam vent, and the said minute pump housing (4) one side are connected with and divide the pump housing liquid inlet joint that (4) are connected, and said liquid inlet joint is communicated with the sebific duct that fills colloid; Divide the pump housing (4) bottom to be connected with and divide the pump housing draining connector that (4) are connected, divide in the pump housing (4) adaptive have play that the control branch pump housing (4) is communicated with draining connector or the core assembly of cutting action.
2. glue formula glue dispensing valve is told in a kind of injection as claimed in claim 1, it is characterized in that said core assembly comprises spool and the valve pocket that has the rotation of valve pocket relatively that is communicated with passage between the branch pump housing (4) and the draining connector, and said valve core housing is located in the valve pocket.
3. tell glue formula glue dispensing valve like a kind of injection as claimed in claim 2, it is characterized in that said core assembly is a ceramic component.
4. tell glue formula glue dispensing valve like claim 2 or 3 described a kind of injections, it is characterized in that being connected with pump gland (9) between said minute pump housing (4) and the main pump body (7).
5. glue formula glue dispensing valve is told in a kind of injection as claimed in claim 4; It is characterized in that passing through injection rod with main pump body (7) respectively on the injection rod (12) of injection rod (12) and exhaust bubble piece (8) bottom on said exhaust bubble piece (8) top is tightly connected with sealing ring (10,11).
6. glue formula glue dispensing valve is told in a kind of injection as claimed in claim 5, it is characterized in that said injection rod (12) is connected with stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210203848.5A CN102698928B (en) | 2012-06-20 | 2012-06-20 | Injection adhesive spitting-type dispensing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210203848.5A CN102698928B (en) | 2012-06-20 | 2012-06-20 | Injection adhesive spitting-type dispensing valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102698928A true CN102698928A (en) | 2012-10-03 |
| CN102698928B CN102698928B (en) | 2015-04-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210203848.5A Active CN102698928B (en) | 2012-06-20 | 2012-06-20 | Injection adhesive spitting-type dispensing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102698928B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104437984A (en) * | 2013-09-16 | 2015-03-25 | 株式会社头梧择 | Resin dispensing device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0306200A1 (en) * | 1987-09-03 | 1989-03-08 | Dymax Corporation | Radiation supply and adhesive dispensing system |
| CN201519646U (en) * | 2009-09-28 | 2010-07-07 | 深圳市轴心自控技术有限公司 | Dispensing valve |
| 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 |
| CN202606357U (en) * | 2012-06-20 | 2012-12-19 | 铜陵富仕三佳机器有限公司 | Injection glue spitting type glue dispensing valve |
-
2012
- 2012-06-20 CN CN201210203848.5A patent/CN102698928B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0306200A1 (en) * | 1987-09-03 | 1989-03-08 | Dymax Corporation | Radiation supply and adhesive dispensing system |
| CN201519646U (en) * | 2009-09-28 | 2010-07-07 | 深圳市轴心自控技术有限公司 | Dispensing valve |
| 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 |
| CN202606357U (en) * | 2012-06-20 | 2012-12-19 | 铜陵富仕三佳机器有限公司 | Injection glue spitting type glue dispensing valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104437984A (en) * | 2013-09-16 | 2015-03-25 | 株式会社头梧择 | Resin dispensing device |
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| Publication number | Publication date |
|---|---|
| CN102698928B (en) | 2015-04-08 |
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| 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 | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20121003 Assignee: Tongling Sanjia Jianxi Precision Industry Co.,Ltd. Assignor: TONGLING FUSHI SANJIA MACHINE Co.,Ltd. Contract record no.: X2023990000731 Denomination of invention: An injection dispensing dispensing valve Granted publication date: 20150408 License type: Common License Record date: 20230728 |
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| EE01 | Entry into force of recordation of patent licensing contract |