CN102698928B - Injection adhesive spitting-type dispensing valve - Google Patents
Injection adhesive spitting-type dispensing valve Download PDFInfo
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- CN102698928B CN102698928B CN201210203848.5A CN201210203848A CN102698928B CN 102698928 B CN102698928 B CN 102698928B CN 201210203848 A CN201210203848 A CN 201210203848A CN 102698928 B CN102698928 B CN 102698928B
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- pump body
- pump housing
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- injection
- injection rod
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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, particularly relate to injection and tell glue formula glue dispensing valve.
Background technology
Flourish along with China's LED industry, the demand of LED industry to LED point gum machine is increasing, and require that glue accuracy of measurement is more and more higher, require to reach and can control to ten thousand/milliliter, and there is the function of automatic air exhausting, and the process of existing glue dispensing valve air-discharging is commercially loaded down with trivial details, and processing, disassembly, cleaning, replacing sealing ring etc. are also inconvenient, and processing cost is higher.
Summary of the invention
The technical problem to be solved in the present invention is that the air-operated that current glue dispensing valve is discharged in glue dispensing valve is by hand loaded down with trivial details, and processing, disassembly, cleaning, replacing sealing ring etc. are also inconvenient, processing cost is 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 point pump housing and is fixed in the main pump body above point pump housing, the slideway moved up and down for injection rod is had in described main pump body, main pump body side is connected with the exhaust bubble block with steam vent, described point of pump housing side is connected with the liquid inlet joint be connected with point pump housing, and described liquid inlet joint is communicated with the sebific duct filling colloid.Be connected with bottom point pump housing and draining connector that point pump housing is connected, in point pump housing, adaptation has to play and controls point pump housing and be communicated with draining connector or the core assembly of cutting action.
The improvement of such scheme be described core assembly comprise have be communicated with passage point between the pump housing and draining connector can the spool that rotates of opposing valve sleeves and valve pocket, described valve core housing is located in valve pocket.
The further improvement of such scheme is described core assembly is ceramic component.
The further again improvement of such scheme is described point and is connected with pump gland between the pump housing and main pump body.
Further improving of such scheme is that described exhaust on the injection rod on bubble block top and the injection rod of exhaust bubble block bottom is tightly connected by injection rod sealing ring with main pump body.
Further improving again of such scheme is that described injection rod is connected with stepper motor.
The invention has the beneficial effects as follows and realize air-discharging function in valve pocket by the colloid repeatedly extracted in sebific duct, adopt injection rod mode to tell glue, injection rod is driven by stepper motor simultaneously, high accuracy can be realized and tell glue, meet the manufacturing technique requirent of LED simultaneously, be convenient to dismounting and cleaning, easy to maintenance.
Accompanying drawing explanation
Fig. 1 is organigram of the present invention;
Fig. 2 is scheme of installation of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figure 1 and Figure 2, glue formula glue dispensing valve is told in a kind of injection, the main pump body 7 that it comprises point pump housing 4 and is fixed in above point pump housing 4, the slideway moved up and down for injection rod 12 is had in described main pump body 7, main pump body 7 side is connected with the exhaust bubble block 8 with steam vent, the described point of pump housing 4 side is connected with the liquid inlet joint be connected with point pump housing 4, and described liquid inlet joint is communicated with the sebific duct filling colloid.Be connected with bottom point pump housing 4 and draining connector that point pump housing 4 is connected, in point pump housing 4, adaptation has to play and controls point pump housing 4 and be communicated with draining connector or the core assembly of cutting action.
Preference of the present invention is connected with pump gland 9 between point pump housing 4 and main pump body 7, on the injection rod 12 on exhaust bubble block 8 top and the injection rod 12 of exhaust bubble block 8 bottom respectively with main pump body 7 by injection rod sealing ring 10,11 are tightly connected, core assembly comprise have be communicated with passage point between the pump housing 4 and draining connector can the spool that rotates of opposing valve sleeves and valve pocket, described valve core housing is located in valve pocket, spool and valve pocket are all ceramic materials, strengthen sealing by valve core seal ring 5 between spool and valve pocket, injection rod 12 is connected with stepper motor.
As shown in Figure 2, be connected with the syringe needle of band pin mouth under the draining connector bottom the of the present invention point of pump housing, syringe needle is connected to point pump housing 4 lower end by pin mouth fixed cover 6, and all sides of draining connector are provided with the external screw thread of M6 in order to install pin mouth fixed cover 6.Injection rod 12 is arranged on the drive division 1 with stepper motor by injection rod fixed block 2.Divide the hole of the pin hole pump housing 4 having diameter 4mm and the diameter 9mm installing valve pocket as the location of the pump housing on drive division, then fixed by two screws.One end of spool is provided with the square groove making valve core rotation.Only need the square groove of rotational valve core, make valve core rotation, now the passage in spool and the passage in valve pocket deviate, then the passage in spool is no longer connected with the passage in valve pocket, thus make valve pocket be in closed state, also namely both valve pocket and draining connector are in dissengaged positions.Sebific duct is arranged on injection seat 3.The pump housing 4 is divided to be connected with drive division 1 by screw.
When using of the present invention, first make valve core rotation and make both valve pocket and draining connector be in dissengaged positions, then injection rod moves on to disengaging and be arranged in the injection rod sealing ring 10 of exhaust bubble block bottom the colloid suction valve pocket being stored in sebific duct, after repeatedly, just colloid is had to flow out in the aperture exhaust bubble block, the colloid flowed out is contained in exhaust bubble block cup, until to see in the aperture exhaust bubble block in the colloid that flows out not containing bubble, this process approximately needs 5-10 time, after this injection rod no longer departs from the injection rod sealing ring being positioned at exhaust bubble block bottom, above step is in order to pump does not also have colloid in valve pocket when cleaning is installed on driver, in order to make to be full of in the pump housing action that the bubble-free colloid first step completes, as long as cleaning do not lifted down by pump and normal point glue does not need to carry out above operation again, because being full of bubble-free colloid in the pump housing after this operation.Then valve core rotation is made to commutate to make both valve pocket and draining connector be in connected state, injection rod is driven to press down by stepper motor again, colloid is spued by the pin mouth be connected with draining connector, after colloid has spued, spool again Rotation With Changing to, at this moment valve pocket and sebific duct communicate again, injection rod return, colloid is sucked in valve pocket again, to complete one-off circulation.
Claims (2)
1. glue formula glue dispensing valve is told in an injection, it is characterized in that it comprises a point pump housing (4) and is fixed in the main pump body (7) of a point pump housing (4) top, the slideway moved up and down for injection rod (12) is had in described main pump body (7), main pump body (7) side is connected with exhaust bubble block (8) with steam vent, described exhaust bubble block is with exhaust bubble block cup, the described point of pump housing (4) side is connected with the liquid inlet joint be connected with point pump housing (4), and described liquid inlet joint is communicated with the sebific duct filling colloid, divide the draining connector that the pump housing (4) bottom is connected with and point pump housing (4) is connected, point pump housing (4) interior adaptation has to play and controls to divide the pump housing (4) to be communicated with draining connector or the core assembly of cutting action, described core assembly comprise have be communicated with passage point between the pump housing (4) and draining connector can the spool that rotates of opposing valve sleeves and valve pocket, described valve core housing is located in valve pocket, described core assembly is ceramic component, pump gland (9) is connected with between the described point of pump housing (4) and main pump body (7), described exhaust bubble block (8) top injection rod (12) and exhaust steep block (8) bottom injection rod (12) on respectively with main pump body (7) by injection rod sealing ring (10, 11) be tightly connected.
2. glue formula glue dispensing valve is told in a kind of injection as claimed in claim 1, it is characterized in that described 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 CN102698928A (en) | 2012-10-03 |
| CN102698928B true CN102698928B (en) | 2015-04-08 |
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ID=46892147
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) |
Families Citing this family (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102698928A (en) | 2012-10-03 |
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| 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 | ||
| 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 |