CN205887348U - One -component resorption formula dispensing valve - Google Patents
One -component resorption formula dispensing valve Download PDFInfo
- Publication number
- CN205887348U CN205887348U CN201620865887.5U CN201620865887U CN205887348U CN 205887348 U CN205887348 U CN 205887348U CN 201620865887 U CN201620865887 U CN 201620865887U CN 205887348 U CN205887348 U CN 205887348U
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- chamber
- valve
- glue
- valve rod
- sealing
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Abstract
The utility model provides an one -component resorption formula dispensing valve, its characterized in that includes cylinder portion, inlet glue vavle portion, play are glued valve portion and are worn to locate the valve stem assembly among the three, this valve stem assembly of is even established by piston body, valve rod, sealed valve head and constitutes. Wherein the piston body seals up sliding fit with the air chamber of cylinder portion, and sealed valve head is located out the play of gluing valve portion and is glued in the cavity. Having offered two air inlets respectively in the top and the below of piston body on the air chamber, having offered into jiao kou in the inlet glue vavle portion, corresponded to advance jiaokou in the inlet glue vavle portion and be equipped with the gluey chamber of annular flow, annular flow glues the chamber and goes out to glue the cavity and feeds through, and this play is glued the below of cavity and has been offered out jiaokou. Sealed valve head is down widely narrow cone form, constitutes when the valve rod shifts up, and sealed valve head and annular flow glue the sealed cooperation of opening in chamber, and when the valve rod moved down, the opening in the gluey chamber of annular flow was opened to sealed valve head. The utility model discloses simple structure is compact, small, and maintenance is convenient, and can not leak gas in glue, and meeting resorption glue can not produce glue wire drawing, glue dripping scheduling problem when gluing absolutely.
Description
Technical field
This utility model is related to a kind of fluid spot gluing equipment, refers in particular to a kind of one-component resorption type glue dispensing valve.
Background technology
One-component glue dispensing valve is generally divided into resorption type and two kinds of thimble-type.Wherein, resorption type glue dispensing valve operationally, works as pressure
When contracting air sends into the top air inlet of valve body cylinder, valve body is opened makes glue flow out；When compressed air sends into valve body cylinder
During the air inlet of lower section, valve body is closed makes glue stop flowing out.The moment that valve body is closed produces glue resorption, remains in glue to reduce
Residual glue on water export, it is to avoid produce the phenomenon such as drip and wire drawing.
Have the disadvantage that in prior art
First, complex structural designs, are unfavorable for maintaining；
2nd, cylinder drive glue dispensing valve dispensing when, easy gas leakage, the gas spilling is easily accessible in glue valve body, from
And lead to wire drawing, water clock, and produce the inconsistent problems of dispensing such as glue point cavity and glue point weight change.
Therefore, how to solve the deficiency that above-mentioned prior art exists, become as this utility model class to be researched and solved
Topic.
Content of the invention
This utility model provides a kind of one-component resorption type glue dispensing valve, its object is to solve prior art construction design again
Miscellaneous and cylinder easily occurs gas leakage to lead to wire drawing, water clock and the inconsistent problem of various dispensing.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is: a kind of one-component resorption type glue dispensing valve, from upper
To under include cylinder part successively, enter glue valve portion and three parts of plastic emitting valve portion, also include being arranged in along the vertical direction three it
In a valve rod assembly；Described valve rod assembly is made up of the piston body being connected with from top to bottom, valve rod and sealing valve head；
Wherein, the upper end of described valve rod and described cylinder part are slidably matched, and described piston body is slideably positioned in described cylinder
In an air chamber in portion；The main body of described valve rod with described enter glue valve portion be slidably matched；The lower end of described valve rod goes out described in stretching into
In glue valve portion, described sealing valve head in a plastic emitting chamber of described plastic emitting valve portion, and this sealing valve head do not contact described in go out
The side wall of glue chamber；
The top of described air chamber is an end cover, and this end cover is connected with described air chamber sealing；The side of described air chamber
On wall, the top in described piston body offers one first air inlet, and is provided with one second air inlet in the lower section of described piston body
Mouthful；Described piston body is connected with described air chamber sealing, and the upper end of described valve rod is connected with described air chamber sealing；
Described enter glue valve portion side wall on corresponding described valve rod offer a glue-feeder, enter the inwall of glue valve portion to should enter
Jiao Kou is provided with a ring-type gummosis chamber, and this ring-type gummosis chamber opens up along the circumference of described valve rod, and the lower section in ring-type gummosis chamber leads to
Cross the plastic emitting chamber of an opening and described plastic emitting valve portion, the lower section of this plastic emitting chamber offers a gum exudation mouth；Described sealing
Valve head is in low wide and up narrow cone-shaped, constitutes when moving on described valve rod, described sealing valve head is opened with described ring-type gummosis chamber
Mouth sealing cooperation, when described valve rod moves down, described sealing valve head opens the opening in described ring-type gummosis chamber.
Relevant content in technique scheme is explained as follows:
1., in such scheme, " sealing valve head does not contact the side wall of described plastic emitting chamber ", so that glue trickling downwards is from institute
State in gum exudation mouth and flow out.
2., in such scheme, the upper end of described end cover, described piston body and described valve rod is all passed through with described air chamber
One sealing ring is tightly connected, in order to keep the sealing of air chamber.
3. in such scheme, described first air inlet forces described piston body to move down for input pressure gas, and then drives
Described valve rod drives described sealing valve head to move down so that described ring-type gummosis chamber and described plastic emitting chamber keep unimpeded, therefore glue
The gum exudation mouth below described plastic emitting chamber can be continued flow out；
Described second air inlet forces for input pressure gas and moves on described piston body, and then drives described valve rod to drive institute
State and move on sealing valve head so that described sealing valve head seals cooperation with the opening in described ring-type gummosis chamber, and then close described ring
Shape gummosis chamber and the connection of described plastic emitting chamber, therefore glue stops flowing out from described gum exudation mouth.
4. in such scheme, by the design of described plastic emitting chamber so that the moment that sealing valve head closes plastic emitting can be
Plastic emitting within the chamber produces a negative pressure, is able to the remaining glue resorption on gum exudation mouth to plastic emitting chamber, it is to avoid drips glue and draws
The generation of situations such as silk.
5., in such scheme, the opening in described sealing valve head and described ring-type gummosis chamber passes through a square seal ring and seals to join
Close, this square seal ring is plastics or quality of rubber materials, is preferred with politef (i.e. Teflon material).
6., in such scheme, on described piston body, the side wall of corresponding described air chamber is provided with a guide ring, designs whereby, works as institute
When stating piston body and moving up and down in air chamber, can guarantee that the concentricity of described piston body and described cylinder part inwall.
7. in such scheme, described enter glue valve portion inwall on be further opened with an oiling chamber along the circumference of described valve rod, should
Have lubricating oil in oiling chamber, and this oiling chamber is located at the top in described ring-type gummosis chamber；Above and below oiling chamber respectively
It is tightly connected by sealing ring with described valve rod, to avoid lubricating oil to release described oiling chamber.Design whereby, to extend described valve
The service life of bar, prevents from leading to valve rod to produce abrasion because of friction.
8. in such scheme, described cylinder part and described enter glue valve portion between be provided with a steam vent, the inner of this steam vent
Contact described valve rod, the outer end of steam vent connects the outside of glue dispensing valve.Design whereby, when upper end and the described air chamber of described valve rod
When being tightly connected generation problem, the gas in air chamber will be discharged via this steam vent, without entering in glue valve portion described in entrance
In glue, it is to avoid the inconsistent problems of dispensing such as glue point cavity and glue point weight change occur during dispensing.
Utility model works principle and advantage are as follows:
A kind of this utility model one-component resorption type glue dispensing valve, including cylinder part, enters glue valve portion, plastic emitting valve portion and is arranged in
Valve rod assembly in three, this valve rod assembly is connected with and is constituted by piston body, valve rod, sealing valve head.Wherein piston body and cylinder part
Air chamber sealing be slidably matched, sealing valve head in the plastic emitting chamber of plastic emitting valve portion.On air chamber in piston body top and under
Side offers two air inlets respectively, enters and offers glue-feeder in glue valve portion, enters corresponding glue-feeder in glue valve portion and is provided with ring-type gummosis
Chamber, ring-type gummosis chamber and plastic emitting chamber, the lower section of this plastic emitting chamber offers gum exudation mouth.Wherein sealing valve head is on lower width
Narrow is cone-shaped, constitutes when moving on valve rod, and sealing valve head seals cooperation with the opening in ring-type gummosis chamber, when valve rod moves down,
Sealing valve head opens the opening in ring-type gummosis chamber.Design whereby, when the first inlet charge, piston body is promoted down by air pressure
Move, and then drive valve rod band seal valve head to move down so that ring-type gummosis chamber and plastic emitting chamber keep unimpeded, therefore glue can be held
Continuous gum exudation mouth below plastic emitting chamber flows out；When the second inlet charge, piston body is promoted shifting by air pressure, and then drives
Valve rod with move on seal valve head so that sealing valve head taper surface and ring-type gummosis chamber opening sealing cooperation, and then close
Ring-type gummosis chamber and the connection of plastic emitting chamber, therefore glue stops flowing out from gum exudation mouth.Compared to existing technologies, this utility model
There is the advantages of structure is simple, compact, small volume, and maintenance facilitates, and cylinder will not gas leakage to glue it is often more important that
Meeting resorption glue during disconnected glue, the problems such as will not producing glue wire drawing, drip glue.
Brief description
Accompanying drawing 1 is the positive structure schematic of this utility model embodiment；
Accompanying drawing 2 is the side structure schematic diagram of this utility model embodiment；
Accompanying drawing 3 be in Fig. 1 a-a to cross-sectional view (valve is opened)；
Accompanying drawing 4 be in Fig. 2 b-b to cross-sectional view (valve is opened)；
Accompanying drawing 5 be in Fig. 2 b-b to cross-sectional view (valve closing).
In the figures above: 1. cylinder part；2. enter glue valve portion；3. plastic emitting valve portion；4. piston body；5. valve rod；6. seal valve head；
7. air chamber；8. plastic emitting chamber；9. gum exudation mouth；10. end cover；11. sealing rings；12. first air inlets；13. glue-feeders；14.
Ring-type gummosis chamber；15. openings；17. second air inlets；18. square seal rings；19. guide rings；20. oiling chambeies；21. steam vents.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to this utility model:
Embodiment: referring to shown in accompanying drawing 1 ~ 5, a kind of one-component resorption type glue dispensing valve, include cylinder part from top to bottom successively
1st, enter glue valve portion 2 and 3 three parts of plastic emitting valve portion, also include being arranged in the valve rod assembly among three along the vertical direction；
Described valve rod assembly is made up of the piston body 4 being connected with from top to bottom, valve rod 5 and sealing valve head 6；
Wherein, the upper end of described valve rod 5 and described cylinder part 1 are slidably matched, and described piston body 4 is slideably positioned in described gas
In an air chamber 7 in cylinder portion 1；The main body of described valve rod 5 with described enter glue valve portion 2 be slidably matched；The lower end of described valve rod 5 is stretched into
In described plastic emitting valve portion 3, described sealing valve head 6 is in a plastic emitting chamber 8 of described plastic emitting valve portion 3, and this sealing valve head 6 is not
Contact the side wall of described plastic emitting chamber 8, glue trickles downwards to flow out from described gum exudation mouth 9.
Described enter glue valve portion 2 side wall on corresponding described valve rod 5 offer a glue-feeder 13, enter the inwall pair of glue valve portion 2
A ring-type gummosis chamber 14 should be provided with by glue-feeder 13, described glue flows into this ring-type gummosis chamber 14 by described glue-feeder 13.Institute
The circumference stating ring-type gummosis chamber 14 along described valve rod 5 opens up, and the lower section in ring-type gummosis chamber 14 pass through an opening 15 with described
The plastic emitting chamber 8 of plastic emitting valve portion 3 connects, and the lower section of this plastic emitting chamber 8 offers a gum exudation mouth 9；Described sealing valve head 6 is in lower width
Upper narrow cone-shaped, constitute when moving on described valve rod 5, described sealing valve head 6 is close with the opening 15 in described ring-type gummosis chamber 14
Envelope cooperation, when described valve rod 5 moves down, described sealing valve head 6 opens the opening 15 in described ring-type gummosis chamber 14, makes described ring-type
Gummosis chamber 14 is connected with described plastic emitting chamber 8.By the design of described plastic emitting chamber 8 so that sealing valve head 6 closes the wink of plastic emitting
Between can produce a negative pressure in plastic emitting chamber 8, be able to the remaining glue resorption on gum exudation mouth 9 to plastic emitting chamber 8, it is to avoid
Drip the generation of situations such as glue and wire drawing.
The top of described air chamber 7 is an end cover 10, and it is close that this end cover 10 and described air chamber 7 pass through a sealing ring 11
Envelope connects, in order to keep the sealing of air chamber 7.On the side wall of described air chamber 7, the top in described piston body 4 offers one first
Air inlet 12, this first air inlet 12 forces described piston body 4 to move down for input pressure gas, and then drives described valve rod 5 to carry
Dynamic described sealing valve head 6 moves down so that described ring-type gummosis chamber 14 and described plastic emitting chamber 8 keep unimpeded, therefore glue can be held
The continuous gum exudation mouth 9 from described plastic emitting chamber 8 lower section flows out.On the side wall of described air chamber 7, the lower section in described piston body 4 is provided with one
Second air inlet 17, this second air inlet 17 forces for input pressure gas and moves on described piston body 4, and then drives described valve rod
5 drive shifting on described sealing valve head 6 so that described sealing valve head 6 and the opening 15 sealing cooperation in described ring-type gummosis chamber 14, enter
And close the connection in described ring-type gummosis chamber 14 and described plastic emitting chamber 8, therefore glue stops flowing out from described gum exudation mouth 9.Described
The upper end of piston body 4 and described valve rod 5 is all tightly connected by a sealing ring 11 with described air chamber 7, in order to keep the close of air chamber 7
Feng Xing.
Wherein, described sealing valve head 6 and the opening 15 in described ring-type gummosis chamber 14 are joined by a square seal ring 18 sealing
Close, this square seal ring 18 is plastics or quality of rubber materials, is preferred with politef (i.e. Teflon material).
On described piston body 4, the side wall of corresponding described air chamber 7 is provided with a guide ring 19, designs whereby, when described piston body 4
When moving up and down in air chamber 7, can guarantee that the concentricity of described piston body 4 and described cylinder part 1 inwall.
Described enter glue valve portion 2 inwall on be further opened with an oiling chamber 20 along the circumference of described valve rod 5, in this oiling chamber 20
Have lubricating oil, and this oiling chamber position 20 is in the top in described ring-type gummosis chamber 14；Above and below oiling chamber 20 respectively with
Described valve rod 5 is tightly connected by sealing ring 11, to avoid lubricating oil to release described oiling chamber 20.Design whereby, to extend
State the service life of valve rod 5, prevent from leading to valve rod 5 to produce abrasion because of friction.
Described cylinder part 1 and described enter glue valve portion 2 between be provided with a steam vent 21, described in the interior end in contact of this steam vent 21
Valve rod 5, the outer end of steam vent 21 connects the outside of glue dispensing valve.Design whereby, when the upper end of described valve rod 5 is close with described air chamber 7
When envelope connects generation problem, the gas in air chamber 7 will be discharged via this steam vent 21, without entering in glue valve portion 2 described in entrance
Glue in, it is to avoid there is glue point cavity and the inconsistent problem of dispensing such as glue point weight change during dispensing.
Design principle of the present utility model and advantage are as follows:
A kind of this utility model one-component resorption type glue dispensing valve, including cylinder part, enters glue valve portion, plastic emitting valve portion and is arranged in
Valve rod assembly in three, this valve rod assembly is connected with and is constituted by piston body, valve rod, sealing valve head.Wherein piston body and cylinder part
Air chamber sealing be slidably matched, sealing valve head in the plastic emitting chamber of plastic emitting valve portion.On air chamber in piston body top and under
Side offers two air inlets respectively, enters and offers glue-feeder in glue valve portion, enters corresponding glue-feeder in glue valve portion and is provided with ring-type gummosis
Chamber, ring-type gummosis chamber and plastic emitting chamber, the lower section of this plastic emitting chamber offers gum exudation mouth.Wherein sealing valve head is on lower width
Narrow is cone-shaped, constitutes when moving on valve rod, and sealing valve head seals cooperation with the opening in ring-type gummosis chamber, when valve rod moves down,
Sealing valve head opens the opening in ring-type gummosis chamber.Design whereby, when the first inlet charge, piston body is promoted down by air pressure
Move, and then drive valve rod band seal valve head to move down so that ring-type gummosis chamber and plastic emitting chamber keep unimpeded, therefore glue can be held
Continuous gum exudation mouth below plastic emitting chamber flows out；When the second inlet charge, piston body is promoted shifting by air pressure, and then drives
Valve rod with move on seal valve head so that sealing valve head taper surface and ring-type gummosis chamber opening sealing cooperation, and then close
Ring-type gummosis chamber and the connection of plastic emitting chamber, therefore glue stops flowing out from gum exudation mouth.Compared to existing technologies, this utility model
There is the advantages of structure is simple, compact, small volume, and maintenance facilitates, and cylinder will not gas leakage to glue it is often more important that
Meeting resorption glue during disconnected glue, the problems such as will not producing glue wire drawing, drip glue.
Above-described embodiment is only that technology design of the present utility model and feature are described, its object is to allow and is familiar with technique
Personage will appreciate that content of the present utility model and implement according to this, protection domain of the present utility model can not be limited with this.
All equivalence changes made according to this utility model spirit or modification, all should cover protection domain of the present utility model it
Interior.
Claims (4)
1. a kind of one-component resorption type glue dispensing valve it is characterised in that: include cylinder part from top to bottom successively, enter glue valve portion and go out
Three parts of glue valve portion, also include being arranged in the valve rod assembly among three along the vertical direction；Described valve rod assembly is by from upper
To under be connected with piston body, valve rod and sealing valve head constitute；
Wherein, the upper end of described valve rod and described cylinder part are slidably matched, and described piston body is slideably positioned in described cylinder part
An air chamber in；The main body of described valve rod with described enter glue valve portion be slidably matched；Described plastic emitting valve is stretched in the lower end of described valve rod
In portion, described sealing valve head is in a plastic emitting chamber of described plastic emitting valve portion, and this sealing valve head does not contact described plastic emitting chamber
The side wall of room；
The top of described air chamber is an end cover, and this end cover is connected with described air chamber sealing；On the side wall of described air chamber
Offer one first air inlet in the top of described piston body, and be provided with one second air inlet in the lower section of described piston body；Institute
State piston body to be connected with described air chamber sealing, the upper end of described valve rod is connected with described air chamber sealing；
Described enter glue valve portion side wall on corresponding described valve rod offer a glue-feeder, enter the inwall of glue valve portion to should glue-feeder
It is provided with a ring-type gummosis chamber, this ring-type gummosis chamber opens up along the circumference of described valve rod, and the lower section in ring-type gummosis chamber passes through one
Opening and the plastic emitting chamber of described plastic emitting valve portion, the lower section of this plastic emitting chamber offers a gum exudation mouth；Described sealing valve head
In low wide and up narrow cone-shaped, constitute when moving on described valve rod, described sealing valve head is close with the opening in described ring-type gummosis chamber
Envelope cooperation, when described valve rod moves down, described sealing valve head opens the opening in described ring-type gummosis chamber.
2. glue dispensing valve according to claim 1 it is characterised in that: on described piston body, the side wall of corresponding described air chamber is provided with
One guide ring.
3. glue dispensing valve according to claim 1 it is characterised in that: described enter glue valve portion inwall on along described valve rod week
To being further opened with an oiling chamber, have lubricating oil in this oiling chamber, and this oiling chamber is located at the top in described ring-type gummosis chamber；Note
It is connected with described valve stem seal respectively above and below oil pocket.
4. glue dispensing valve according to claim 1 it is characterised in that: described cylinder part and described enter glue valve portion between be provided with one
Steam vent, the valve rod described in interior end in contact of this steam vent, the outer end of steam vent connects the outside of glue dispensing valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620865887.5U CN205887348U (en) | 2016-08-11 | 2016-08-11 | One -component resorption formula dispensing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620865887.5U CN205887348U (en) | 2016-08-11 | 2016-08-11 | One -component resorption formula dispensing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205887348U true CN205887348U (en) | 2017-01-18 |
Family
ID=57781835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620865887.5U Expired - Fee Related CN205887348U (en) | 2016-08-11 | 2016-08-11 | One -component resorption formula dispensing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205887348U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018152972A1 (en) * | 2017-02-21 | 2018-08-30 | 南通中菱绝缘材料有限公司 | Inching-type air pressure glue dropper |
| CN109821695A (en) * | 2018-12-28 | 2019-05-31 | 合肥凯邦电机有限公司 | Gluing valve and gluing machine comprising same |
| CN111992420A (en) * | 2020-08-21 | 2020-11-27 | 宁波维科电池有限公司 | Lithium ion battery pole piece coating device and method |
| CN112403814A (en) * | 2019-08-20 | 2021-02-26 | 鸿富锦精密电子（成都）有限公司 | Dispensing valve |
| CN112756207A (en) * | 2020-12-30 | 2021-05-07 | 苏州特瑞特机器人有限公司 | Sealing structure of pneumatic high-pressure valve |
| CN113134456A (en) * | 2021-04-30 | 2021-07-20 | 烟台拓展聚氨酯设备有限公司 | Two-component dispensing valve, glue injection machine with same and use method of glue injection machine |
| CN113926649A (en) * | 2021-10-22 | 2022-01-14 | 陈王强 | Suck-back dispensing valve for dispensing machine |
-
2016
- 2016-08-11 CN CN201620865887.5U patent/CN205887348U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018152972A1 (en) * | 2017-02-21 | 2018-08-30 | 南通中菱绝缘材料有限公司 | Inching-type air pressure glue dropper |
| CN109821695A (en) * | 2018-12-28 | 2019-05-31 | 合肥凯邦电机有限公司 | Gluing valve and gluing machine comprising same |
| CN112403814A (en) * | 2019-08-20 | 2021-02-26 | 鸿富锦精密电子（成都）有限公司 | Dispensing valve |
| CN111992420A (en) * | 2020-08-21 | 2020-11-27 | 宁波维科电池有限公司 | Lithium ion battery pole piece coating device and method |
| CN111992420B (en) * | 2020-08-21 | 2021-07-06 | 宁波维科电池有限公司 | Lithium ion battery pole piece coating device |
| CN112756207A (en) * | 2020-12-30 | 2021-05-07 | 苏州特瑞特机器人有限公司 | Sealing structure of pneumatic high-pressure valve |
| CN113134456A (en) * | 2021-04-30 | 2021-07-20 | 烟台拓展聚氨酯设备有限公司 | Two-component dispensing valve, glue injection machine with same and use method of glue injection machine |
| CN113134456B (en) * | 2021-04-30 | 2023-12-22 | 烟台拓展聚氨酯设备有限公司 | Two-component dispensing valve, glue injection machine with two-component dispensing valve and use method of glue injection machine |
| CN113926649A (en) * | 2021-10-22 | 2022-01-14 | 陈王强 | Suck-back dispensing valve for dispensing machine |
| CN113926649B (en) * | 2021-10-22 | 2022-09-06 | 中山市普隆半导体设备有限公司 | Suck-back dispensing valve for dispensing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170118 Termination date: 20190811 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |