CN203030463U - Cylinder-type sucking-back dispensing valve - Google Patents
Cylinder-type sucking-back dispensing valve Download PDFInfo
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- CN203030463U CN203030463U CN 201220690122 CN201220690122U CN203030463U CN 203030463 U CN203030463 U CN 203030463U CN 201220690122 CN201220690122 CN 201220690122 CN 201220690122 U CN201220690122 U CN 201220690122U CN 203030463 U CN203030463 U CN 203030463U
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- cylinder piston
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Abstract
The utility model relates to a cylinder-type sucking-back dispensing valve comprising a cylinder component, a switch valve component and a glue outlet head which are sequentially connected from top to bottom. The cylinder component comprises a cylinder piston capable of translating up and down; the switch valve component comprises a valve plug and a lower seal head; the lower seal head is arranged at the lower end of the valve plug and is on and off through the cylinder piston capable of translating up and down; and the lower end of the cylinder piston is connected with the upper end of the valve plug. The cylinder-type sucking-back dispensing valve has the advantages that glue can slightly flow back when the dispensing valve is closed, glue flow-out and glue dropping are effectively avoided, and the dispensing valve is simple in structure and convenient to mount. The dispensing valve belongs to a glue dispensing device.
Description
Technical field
The utility model relates to a kind of adhesive dispenser that goes out, and specifically, relates to a kind of air-cylinder type resorption glue dispensing valve, can control the accurate plastic emitting of one-component or many components glue.
Background technology
Sealant yielding method of the prior art is normally manually controlled plastic emitting, this mode is easy to operate, but there is following shortcoming: the experience control glue extrusion capacity that relies on the operative employee, can't accurately control extrusion capacity, can't in time end plastic emitting, unnecessary glue causes product to do over again or the product rejection phenomenon easily, improves cost of manufacture; After a glue is finished, can't in time reclaim the glue in the sucking-off glue-spreading head cavity, cause and drip the glue phenomenon, not only waste glue, also can polluted product.
The utility model content
At the technical problem that exists in the prior art, the purpose of this utility model is: provide a kind of plastic emitting accurately, in time by plastic emitting and air-cylinder type resorption glue dispensing valve with glue resorption function.
In order to achieve the above object, the utility model adopts following technical scheme:
Air-cylinder type resorption glue dispensing valve comprises cylinder assembly, controlled valve assembly and the glue-spreading head of joining successively from top to bottom; Cylinder assembly comprises the cylinder piston of translation up and down; The controlled valve assembly comprise spool and be positioned at the spool lower end, by the low head of translation gauge tap valve member break-make up and down; The lower end of cylinder piston and the upper end of spool join.After adopting this structure, cylinder piston drives the low head translation by spool, i.e. break-make by pneumatic mode gauge tap valve member; Because pneumatic control is swift in response, easy to adjust, therefore can realize break-make control rapidly by pneumatic mode gauge tap valve member, reaction in time avoids unnecessary glue to flow out after closing the controlled valve assembly; Simultaneously, cylinder piston motion drives low head moment and closes, because cylinder piston moves rapidly, thereby glue trace in glue-spreading head is refluxed, and effectively avoids a glue phenomenon.
Cylinder assembly also comprises valve body and cylinder upper cover; The controlled valve assembly also comprises valve head; Cylinder upper cover, valve body, valve head and glue-spreading head are joined from top to bottom successively; Cylinder piston is positioned at valve body, and spool passes lower end and the valve head of valve body; Be provided with the cavity volume that holds glue in the valve head, during the low head translation, withstand or leave the lower end of valve head, seal or open this cavity volume.After adopting this structure, cylinder assembly and controlled valve assembly are combined as a whole, simple and compact for structure, easy to make, easy for installation.
Above cylinder piston, surround first air cavity of sealing between cylinder piston, cylinder upper cover and the valve body, on the sidewall of valve body, the position of corresponding first air cavity is provided with first air inlet; Below cylinder piston, surround second air cavity of sealing between cylinder piston, spool and the valve body, on the sidewall of valve body, the position of corresponding second air cavity is provided with second air inlet; On the sidewall of valve head, the position of corresponding cavity volume is provided with glue-feeder.After adopting this structure, simple in structure, easy to operate; When the first air cavity air inlet, cylinder piston is descending, and it is descending to drive low head, and cavity volume is opened, the glue-spreading head plastic emitting; When the second air cavity air inlet, cylinder piston is up, and it is up to drive low head, and cavity volume is closed, and glue-spreading head stops plastic emitting and glue resorption.
The upper end of glue-spreading head is rotatably connected in the lower end of valve head, and the lower end of glue-spreading head is provided with the gum outlet of long tubular.After adopting this structure, simple in structure, easy for installation.
The upper end of spool is connected in the lower end of cylinder piston.After adopting this structure, simple in structure, easy for installation.
The inwall of valve body is provided with to projecting inward limited step, and when cylinder piston withstood limited step downwards, the gap was left in the lower end of low head and the lower end of glue-spreading head.After adopting this structure, limited step carries out lower limit to cylinder piston, avoids the low head transition to move down and causes interfering collision with glue-spreading head.
First air inlet and second air inlet join with the outlet of reversal valve respectively, and the entrance of reversal valve connects source of the gas.After adopting this structure, a source of the gas adds a reversal valve and can move around by the control cylinder piston, thereby the keying of gauge tap valve member is simple in structure, and is easy for installation.
Reversal valve is magnetic valve.After adopting this structure, simple in structure, control is convenient.
Generally speaking, the utlity model has following advantage: produce the glue trace when closing valve and reflux, effectively by plastic emitting, effectively avoid dripping glue, simple in structure, easy for installation.
Description of drawings
Fig. 1 is cutaway view of the present utility model.
Fig. 2 is front view of the present utility model.
Wherein, 1 is valve body, and 2 is cylinder piston, and 3 is spool, and 4 is cylinder upper cover, and 5 is low head, 6 is valve head, and 7 is glue-spreading head, and 8 is first air inlet, and 9 is second air inlet, and 10 is glue-feeder, 11 is gum outlet, and 12 is first air cavity, and 13 is second air cavity, and 14 is cavity volume, and 15 is limited step.
The specific embodiment
The utility model is described in more detail below in conjunction with the drawings and specific embodiments.
Illustrated in figures 1 and 2, air-cylinder type resorption glue dispensing valve comprises: cylinder assembly, controlled valve assembly and glue-spreading head 7.
Cylinder assembly comprises: valve body 1, cylinder piston 2 and cylinder upper cover 4.Valve body 1 is cylinder-like part, and the lower end is provided with through hole, and the upper end is provided with opening.Cylinder piston 2 is positioned at valve body 1, and periphery is close to the inwall of valve body 1, and can slide in valve body 1.Cylinder upper cover 4 is rotatably connected in the upper end of valve body 1.Above cylinder piston 2, surround first air cavity 12 of sealing between cylinder piston 2, cylinder upper cover 4 and the valve body 1, on the sidewall of valve body 1, the position of corresponding first air cavity 12 is provided with first air inlet 8; Below cylinder piston 2, surround second air cavity 13 of sealing between cylinder piston 2, spool 3 and the valve body 1, on the sidewall of valve body 1, the position of corresponding second air cavity 13 is provided with second air inlet 9; First air inlet 8 and second air inlet 9 are positioned on the same vertical direction.The inwall of valve body 1 is provided with to projecting inward limited step 15, is used for the lower limit to cylinder piston 2, avoids low head 5 excessively to move down, thereby bumps with glue-spreading head 7; When cylinder piston 2 withstands on the limited step 15, leave the gap between the lower end of low head 5 and the glue-spreading head 7.
The controlled valve assembly comprises: spool 3, low head 5 and valve head 6.The upper end of spool 3 is rotatably connected in the lower end of cylinder piston 2, and the lower end of spool 3 is provided with low head 5.Spool 3 passes valve body 1 and valve head 6 from top to bottom successively.Be provided with the cavity volume 14 that holds glue in the valve head 6; On the sidewall of valve head 6, the position of corresponding cavity volume 14 is provided with glue-feeder 10.When low head 5 withstands the lower end of valve head 6, cavity volume 14 sealings, when low head 5 left the lower end of valve head 6, cavity volume 14 was opened.Be terminated at the lower end of valve body 1 on the valve head 6.
The lower end of glue-spreading head 7 is provided with the gum outlet 11 of long tubular, and the upper end is cylindric, is rotatably connected in the lower end of valve head 6.
During installation, valve body 1 is connected with valve head 6; Spool 3 is connected with cylinder piston 2 after being upward through valve head 6 and valve body 1 from the below; Screw cylinder upper cover 4, screw glue-spreading head 7.Source of the gas connects the entrance of reversal valve by pipeline, and an outlet of reversal valve connects first air inlet by pipeline, and another outlet connects second air inlet by pipeline; The container that glue is housed connects glue-feeder 10.
During original state, low head withstands the lower end of valve head, the cavity volume sealing.Regulate reversal valve, source of the gas is to the first air cavity air feed, and under the effect of gas pressure, cylinder piston moves down, and drives low head and moves down, and cavity volume is opened, and air-cylinder type resorption glue dispensing valve is in the plastic emitting state, and glue flows out from gum outlet through container.After some glue finishes, regulate reversal valve, source of the gas is to the second air cavity air feed, under the effect of gas pressure, move on the cylinder piston, drive on the low head and move, low head withstands the lower end of valve head, the cavity volume sealing, and air-cylinder type resorption glue dispensing valve is by plastic emitting, by rapid, simultaneously, because cylinder piston moves on fast, make the volume of spool in cavity volume reduce rapidly, therefore the glue in the glue-spreading head refluxes, and avoids dripping glue.
Claims (8)
1. air-cylinder type resorption glue dispensing valve is characterized in that: comprise cylinder assembly, controlled valve assembly and the glue-spreading head of joining successively from top to bottom; Cylinder assembly comprises the cylinder piston of translation up and down; The controlled valve assembly comprise spool and be positioned at the spool lower end, by the low head of translation gauge tap valve member break-make up and down; The lower end of cylinder piston and the upper end of spool join.
2. according to the described air-cylinder type resorption of claim 1 glue dispensing valve, it is characterized in that: described cylinder assembly also comprises valve body and cylinder upper cover; The controlled valve assembly also comprises valve head; Cylinder upper cover, valve body, valve head and glue-spreading head are joined from top to bottom successively; Cylinder piston is positioned at valve body, and spool passes lower end and the valve head of valve body; Be provided with the cavity volume that holds glue in the valve head, during the low head translation, withstand or leave the lower end of valve head, seal or open this cavity volume.
3. according to the described air-cylinder type resorption of claim 2 glue dispensing valve, it is characterized in that: above cylinder piston, surround first air cavity of sealing between cylinder piston, cylinder upper cover and the valve body, on the sidewall of valve body, the position of corresponding first air cavity is provided with first air inlet; Below cylinder piston, surround second air cavity of sealing between cylinder piston, spool and the valve body, on the sidewall of valve body, the position of corresponding second air cavity is provided with second air inlet; On the sidewall of valve head, the position of corresponding cavity volume is provided with glue-feeder.
4. according to the described air-cylinder type resorption of claim 3 glue dispensing valve, it is characterized in that: the upper end of described glue-spreading head is rotatably connected in the lower end of valve head, and the lower end of glue-spreading head is provided with the gum outlet of long tubular.
5. according to the described air-cylinder type resorption of claim 3 glue dispensing valve, it is characterized in that: the upper end of described spool is connected in the lower end of cylinder piston.
6. according to the described air-cylinder type resorption of claim 3 glue dispensing valve, it is characterized in that: the inwall of described valve body is provided with to projecting inward limited step, and when cylinder piston withstood limited step downwards, the gap was left in the lower end of low head and the lower end of glue-spreading head.
7. according to the described air-cylinder type resorption of claim 3 glue dispensing valve, it is characterized in that: described first air inlet and second air inlet join with the outlet of reversal valve respectively, and the entrance of reversal valve connects source of the gas.
8. according to the described air-cylinder type resorption of claim 7 glue dispensing valve, it is characterized in that: described reversal valve is magnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220690122 CN203030463U (en) | 2012-12-13 | 2012-12-13 | Cylinder-type sucking-back dispensing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220690122 CN203030463U (en) | 2012-12-13 | 2012-12-13 | Cylinder-type sucking-back dispensing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203030463U true CN203030463U (en) | 2013-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220690122 Expired - Lifetime CN203030463U (en) | 2012-12-13 | 2012-12-13 | Cylinder-type sucking-back dispensing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203030463U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103537406A (en) * | 2013-10-31 | 2014-01-29 | 刘飞 | Contact dispensing valve |
| CN104148239A (en) * | 2014-08-06 | 2014-11-19 | 浏阳市颐和隆烟花集团有限公司 | Dispensing valve for dispensing of molding fireworks |
| CN104941874A (en) * | 2015-07-14 | 2015-09-30 | 佛山电器照明股份有限公司 | Dispensing valve and gumming machine |
| CN110167685A (en) * | 2016-10-02 | 2019-08-23 | 布勒特耶自动控制设备有限责任公司 | For coating the device of cohesive material |
| CN110397650A (en) * | 2019-07-11 | 2019-11-01 | 浙江美科电器有限公司 | A kind of LED light automatic processing device |
| CN110440008A (en) * | 2018-05-02 | 2019-11-12 | 岳晓龙 | Lower resistance crosses core pattern segmented cut-off suck back valve |
| CN110440160A (en) * | 2019-07-11 | 2019-11-12 | 浙江美科电器有限公司 | A kind of high efficiency LED lamp tool process equipment |
| CN112403814A (en) * | 2019-08-20 | 2021-02-26 | 鸿富锦精密电子（成都）有限公司 | Dispensing valve |
-
2012
- 2012-12-13 CN CN 201220690122 patent/CN203030463U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103537406A (en) * | 2013-10-31 | 2014-01-29 | 刘飞 | Contact dispensing valve |
| CN104148239A (en) * | 2014-08-06 | 2014-11-19 | 浏阳市颐和隆烟花集团有限公司 | Dispensing valve for dispensing of molding fireworks |
| CN104941874A (en) * | 2015-07-14 | 2015-09-30 | 佛山电器照明股份有限公司 | Dispensing valve and gumming machine |
| CN110167685A (en) * | 2016-10-02 | 2019-08-23 | 布勒特耶自动控制设备有限责任公司 | For coating the device of cohesive material |
| CN110167685B (en) * | 2016-10-02 | 2022-07-08 | 布勒特耶自动控制设备有限责任公司 | Device for applying viscous material |
| CN110440008A (en) * | 2018-05-02 | 2019-11-12 | 岳晓龙 | Lower resistance crosses core pattern segmented cut-off suck back valve |
| CN110397650A (en) * | 2019-07-11 | 2019-11-01 | 浙江美科电器有限公司 | A kind of LED light automatic processing device |
| CN110440160A (en) * | 2019-07-11 | 2019-11-12 | 浙江美科电器有限公司 | A kind of high efficiency LED lamp tool process equipment |
| CN110440160B (en) * | 2019-07-11 | 2020-12-08 | 浙江美科电器有限公司 | High efficiency LED lamps and lanterns processing equipment |
| CN110397650B (en) * | 2019-07-11 | 2021-05-04 | 浙江美科电器有限公司 | Automatic processing equipment for LED lamp |
| CN112403814A (en) * | 2019-08-20 | 2021-02-26 | 鸿富锦精密电子（成都）有限公司 | Dispensing valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130703 |
|
| CX01 | Expiry of patent term |