CN206276569U - A kind of glue dispensing valve - Google Patents
A kind of glue dispensing valve Download PDFInfo
- Publication number
- CN206276569U CN206276569U CN201621197054.2U CN201621197054U CN206276569U CN 206276569 U CN206276569 U CN 206276569U CN 201621197054 U CN201621197054 U CN 201621197054U CN 206276569 U CN206276569 U CN 206276569U
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- China
- Prior art keywords
- valve
- hole
- glue
- block
- sealing
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- Expired - Fee Related
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Abstract
The utility model provides a kind of glue dispensing valve, including valve body, valve rod and cylinder block and glue-spreading head, plastic emitting passage and glue feeding opening, plastic hole and control hole are offered on the valve body, being blocked in the plastic hole has valve plug, the control hole includes seal section and thread segment, one end of the valve rod is provided with sealing block, the cylinder block has the air cavity connected with the control hole and the air admission hole connected with the air cavity, the valve rod upper sleeve through has sealing ring, sliding block, fixed block and spring, and the air cavity is divided into inlet plenum and discharge chamber by the fixed block.Sealing block can closely be supported and sealing is realized on valve plug under the action of the spring when glue dispensing valve is closed, when glue dispensing valve is opened, under gas-powered of the fixed block in inlet plenum, sealing block and valve plug are separated by valve rod, need repairing dismounting when, valve rod is extracted out by only fixed block need to be disassembled from valve rod, simple structure, convenient disassembly and sealing performance is relatively preferable.
Description
Technical field
The utility model is related to a kind of a kind of for point gum machine or the point glue equipment of drop molding machine, especially glue dispensing valve.
Background technology
Point gum machine and drop molding machine are a kind of arm-type automatic equipments of small-sized manipulator, and it is widely applied to product work
The operations such as point paint, dispensing, bonding, perfusion, coating, sealing, filling, drop, gluing in skill.And glue dispensing valve is point gum machine and drop
An important component in molding machine, is controlled by the open and close of the valve of glue dispensing valve, and the colloid that flowed out can be controlled, with
Realization is accurately put paint, dispensing, bonding, perfusion, coating, sealing, filling, drop or coating process to product.
The Authorization Notice No. that the present inventor once applied discloses one kind for the Chinese utility model patent of CN201900088U
Novel adhesive dispensing valve, including valve body, cylinder, go out colloid and valve plug, cement storage chamber is provided with valve body, this cement storage chamber is provided with gum outlet,
The sidepiece of valve body is provided with the glue inlet tube communicated with cement storage chamber, goes out colloid and is connected with the bottom of valve body, and plastic emitting is offered in plastic emitting body
Passage, valve plug is located at out in the plastic emitting passage of colloid and matches with the gum outlet of cement storage chamber, and cylinder includes cylinder body and piston rod,
The bottom of cylinder body is connected with the top of valve body, offered in cylinder body for piston rod move up and down air chamber, cylinder body be provided with
The inlet channel that air chamber is communicated, the top movable of piston rod is stretched into the air chamber of cylinder body, and the lower removable of piston rod stretches into valve body
Storage chamber room in be connected with valve plug, upper cover of piston rod is provided with spring, upper end and air chamber of this tensioned in piston rod
Between bottom.The glue dispensing valve is by the connection of piston rod and valve plug come the motion of control valve plug, and structure is complex, and when safeguarding
Dismounting is more inconvenient；In addition the valve plug and valve body of the glue dispensing valve are all generally metalwork, and sealing effectiveness between the two is relatively
Difference, glue dispensing valve is still likely to occur drop glue phenomenon after closing, sealing performance is relatively poor.
In view of this, the applicant conducts in-depth research to the structure of glue dispensing valve, has this case to produce then.
Utility model content
The purpose of this utility model is to provide a kind of simple structure, convenient disassembly and the relatively good dispensing of sealing performance
Valve
To achieve these goals, the utility model is adopted the following technical scheme that：
A kind of glue dispensing valve, including valve body, valve rod and the cylinder block and glue-spreading head at the valve body two ends are connected to, institute
State and plastic emitting passage and glue feeding opening respectively with the plastic emitting channel connection, plastic hole and control hole are offered on valve body, it is described
Plastic hole and the control hole are coaxially arranged, are provided with the glue feeding opening into cemented joint, and being blocked in the plastic hole has valve plug,
The valve plug has the perforation with the plastic emitting channel connection, and the control hole includes being located at the control hole near the plastic emitting
The seal section and the female thread segment of setting of passage end, one end of the valve rod are provided with and the close of cooperation of perforating
Envelope block, the other end sequentially passes through the perforation, the plastic emitting passage and the control hole, and the cylinder block has and the control
The air cavity of hole connection and the air admission hole connected with the air cavity, offer the resigning coordinated with the sealing block in the glue-spreading head
Hole and the dispensing hole connected with the resigning hole, the valve rod upper sleeve through have sealing ring, spiral company in the seal section
The sliding block that is connected on the thread segment, the fixed block being fixed on the valve rod and between the sliding block and the fixed block
Spring, the fixed block air cavity is divided into the inlet plenum that is connected with the air admission hole and connected with the control hole
Discharge chamber, offers the venthole with ft connection on the side wall of the discharge chamber.
Used as a kind of improvement of the present utility model, the sealing ring has two or more.
As a kind of improvement of the present utility model, inlet suction port is installed on the air admission hole.
Used as a kind of improvement of the present utility model, the valve rod offers positioning at position corresponding with the fixed block
Groove, offers fastening thread hole on the fixed block, spiral is connected with trip bolt, the fastening spiral shell in the fastening thread hole
Support on the bottom surface of the locating slot one end of nail.
As it is of the present utility model it is a kind of improve, the sliding block is towards offering and spiral shell on the end face of one end of the spring
The elongated slot that silk knife coordinates.
As a kind of improvement of the present utility model, conical seal (contact) face is provided with the sealing block.
Used as a kind of improvement of the present utility model, the valve rod is metallic rod, and the valve plug is plastics valve plug.
As a kind of improvement of the present utility model, piston is provided with the air cavity, the fixed block is supported in the work
Beyond the Great Wall.
As a kind of improvement of the present utility model, installation screwed hole is offered in the glue-spreading head, set on the valve body
There is the external thread section coordinated with the installation screwed hole.
Using above-mentioned technical proposal, the utility model has the advantages that：
Glue dispensing valve of the present utility model is sealed by the valve plug for setting valve rod He be blocked in plastic hole when glue dispensing valve is closed
Block can closely be supported and sealing is realized on valve plug under the action of the spring, when glue dispensing valve is opened, gas of the fixed block in inlet plenum
Under body drives, sealing block and valve plug are separated by valve rod so that glue can flow out, and need repairing dismounting when, only need by
Fixed block extracts valve rod out by being disassembled from valve rod, simple structure, convenient disassembly and sealing performance is relatively preferable.
Further, since valve plug of the present utility model is plastic cement valve plug, conical seal (contact) face is provided with sealing block, can be further
Sealing performance is improved, prevents glue dispensing valve from occurring drop glue phenomenon after closing.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model glue dispensing valve；
Fig. 2 is the slide block structure schematic diagram of the utility model glue dispensing valve；
Fig. 3 is the fixed-block-architecture (FBA) schematic diagram of the utility model glue dispensing valve.
Correspondence is indicated in figure as follows：
10- valve bodies；11- plastic emitting passages；
12- glue feeding openings；13- plastic holes；
14- control holes；15- enters cemented joint；
16- valve plugs；17- perforates；
20- valve rods；21- sealing blocks；
22- sealing rings；23- sliding blocks；
24- fixed blocks；25- springs；
26- fastening thread holes；27- elongated slots；
30- cylinder block；31- air cavitys；
32- air admission holes；33- inlet plenums；
34- discharge chambers；35- ventholes；
36- inlet suction ports；40- glue-spreading heads；
41- resigning holes；42- dispensings hole.
Specific embodiment
The utility model is described further with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1-Figure 3, the glue dispensing valve that the present embodiment is provided, including valve body 10, valve rod 20 and it is connected to valve
The cylinder block 30 and glue-spreading head 40 at the two ends of body 10, wherein, valve rod 20 is preferably metal valve stem, preferably stainless steel valve rod.Cylinder
Body 30 and glue-spreading head 40 are connected by way of spiral is connected with valve body 10 respectively, and connect rear valve body 10, cylinder block 30 and go out
Glue first 40 is mutually coaxial.Specifically, in the present embodiment, installation screwed hole is offered in glue-spreading head 40, it is provided with valve body 10
With the external thread section for installing screwed hole cooperation, the He of glue-spreading head 40 is realized by the way that external thread section spiral is connected on installation screwed hole
Connection between valve body 10, it is this that the attachment structure that screwed hole is opened in glue-spreading head 40 is helped avoid into glue spilling；And
For the screw connection structure between cylinder block 30 and valve body 10, can select for screwed hole to be opened in valve element according to actual needs
Still it is opened in cylinder block 30 on 10.
Offered on valve body 10 plastic emitting passage 11 and connected with plastic emitting passage 11 respectively glue feeding opening 12, plastic hole 13 and
Control hole 14, wherein, plastic emitting passage 11, plastic hole 12 and control hole 14 are coaxially arranged.It is provided with glue feeding opening 12 into cemented joint
15, it is the fast joint that can directly buy acquisition from the market that this enters cemented joint 15；Being blocked in plastic hole 13 has valve plug 16, the valve plug
16 are preferably plastics valve plug, and the valve plug 16 has and connected with plastic emitting passage 11 and mutually coaxially arranged perforation 17；Control hole
14 include the seal section and the female thread segment of setting near the one end of plastic emitting passage 11 positioned at control hole 14, wherein, sealing
Diameter of thread of the diameter of section less than thread segment.
One end of valve rod 20 is provided with the sealing block 21 coordinated with perforation 17, and the other end sequentially passes through perforation 17, plastic emitting and leads to
Road 11 and control hole 14, and passed from control hole 14, it is preferred that in the present embodiment, towards valve plug 16 on sealing block 21
Side is provided with conical seal (contact) face, can preferably realize sealing, it is to avoid glue dispensing valve produces drop glue phenomenon after closing.
Cylinder block 30 has the air cavity 31 connected with control hole 14 and the air admission hole 32 connected with air cavity 31, on air admission hole 32
Inlet suction port 36 is installed, the inlet suction port 36 for can in the market long directly buy the fast joint of acquisition.Opened up in glue-spreading head 40
There are the resigning hole 41 coordinated with sealing block 21 and the dispensing hole 42 connected with the resigning hole 41, resigning hole 41, dispensing hole 42 are gentle
Cylinder body 30 is preferably mutually coaxially disposed.
The upper sleeve through of valve rod 20 has the sealing ring 22, spiral in the seal section of control hole 14 to be connected to the spiral shell of control hole 14
Sliding block 23, the fixed block 24 that is fixed on valve rod 20 in line section and the spring 25 between sliding block 23 and fixed block 24.It is close
The inner side and outer side of seal 22 is closely supported on the side wall of valve rod 20 and seal section respectively, when 22 only one of which of sealing ring,
When valve rod 20 is slided relative to sealing ring 22, sealing ring 22 may be twisted and influence sealing effectiveness, therefore sealing ring 22 is best
There is two or more, in the present embodiment, sealing ring 22 there are two, and two sealing rings 22 are layered on top of each other.Valve rod 20 is supported wherein
On one sealing ring 22, and can be slided relative to sliding block 23, while sliding block 12 can be collectively forming guide effect with sealing ring 22, prevented
Only valve rod 20 is crooked, certainly, the internal diameter of the shaft diameter less than plastic emitting passage 11 of valve rod 20.Additionally, in an initial condition, spring
25 are pre-compressed, and its one end is supported on fixed block 24, and the other end is supported on sliding block 12.
Fixed block 24 be located at air cavity 31 in and air cavity 31 is divided into the inlet plenum 33 connected with air admission hole 32 and with control
The discharge chamber 34 of the connection of hole 14, offers the venthole 35 with ft connection on the side wall of discharge chamber 34.
Preferably, in the present embodiment, the shaft of valve rod 20 is with the corresponding position of fixed block 24 offering locating slot,
Fastening thread hole 26 is offered on the side of fixed block 24, spiral is connected with trip bolt and (does not show in figure in fastening thread hole 26
Go out), one end of the trip bolt is supported on the bottom surface of locating slot, and fixed block 24 and the relative motion of valve rod 20 are prevented with this.
Preferably, in the present embodiment, sliding block 23 is towards offering on the end face of one end of spring 25 and screwdriver coordinates
Elongated slot 27, be easy to use screwdriver the spiral of sliding block 23 is connected on the thread segment of control hole 14, certainly, needed on sliding block 23
It is provided with the external screw thread with the screw-internal thread fit on the thread segment.
Preferably, in the present embodiment, piston 35 is additionally provided with air cavity 31, fixed block 24 is supported on piston 35.
In an initial condition, glue dispensing valve is closed down, and sealing block 21 is blocked in the oral area of perforation 17, and glue passes through
Enter cemented joint 15 to flow into glue feeding channel 11 and store in glue feeding channel 11；When opening glue dispensing valve, by compressed air successively through entering
Gas joint 36 and air admission hole 32 flow into inlet plenum 33, promote piston 35 and fixed block 24 toward the square motion of discharge chamber 34, and then band
Ovable valve stem 20 is moved so that sealing block 21 is separated from valve plug 16, the perforated 17, resigning hole successively of the glue in glue feeding channel 11
41 and dispensing hole 42 flow out, while the air in discharge chamber 34 is discharged by venthole 3 and spring 25 is compressed；Close glue dispensing valve
When, stopping being input into compressed air toward inlet plenum 33, piston 35, fixed block 24 and valve rod 20 reset in the presence of spring 25, close
Envelope block 21 is blocked in the oral area of perforation 17 again, prevents glue outflow perforation 17.
The utility model is described in detail above in conjunction with accompanying drawing, but implementation method of the present utility model and not only
It is limited to above-mentioned implementation method, those skilled in the art can make various modifications according to prior art to the utility model, such as will
Spring 25 in above-described embodiment is changed to telescopic rubber etc., and these belong to protection domain of the present utility model.
Claims (9)
1. a kind of glue dispensing valve, it is characterised in that including valve body, valve rod and be connected to the valve body two ends cylinder block and
Glue-spreading head, offers plastic emitting passage and glue feeding opening respectively with the plastic emitting channel connection, plastic hole and control on the valve body
Drilling, the plastic hole and the control hole are coaxially arranged, are provided with the glue feeding opening into cemented joint, are blocked up in the plastic hole
Valve plug is plugged with, the valve plug has the perforation with the plastic emitting channel connection, and the control hole includes being leaned on positioned at the control hole
The seal section and the female thread segment of setting of the nearly plastic emitting passage end, one end of the valve rod is provided with wears with described
The sealing block that hole coordinates, the other end sequentially passes through the perforation, the plastic emitting passage and the control hole, and the cylinder block has
The air cavity connected with the control hole and the air admission hole connected with the air cavity, offer and the sealing block in the glue-spreading head
The resigning hole of cooperation and the dispensing hole connected with the resigning hole, the valve rod upper sleeve through have the sealing in the seal section
Circle, the sliding block that spiral is connected on the thread segment, the fixed block being fixed on the valve rod and positioned at the sliding block and described
Spring between fixed block, the fixed block air cavity is divided into the inlet plenum that is connected with the air admission hole and with the control
The discharge chamber of drilling connection, offers the venthole with ft connection on the side wall of the discharge chamber.
2. glue dispensing valve as claimed in claim 1, it is characterised in that the sealing ring has two or more.
3. glue dispensing valve as claimed in claim 1, it is characterised in that be provided with inlet suction port on the air admission hole.
4. glue dispensing valve as claimed in claim 1, it is characterised in that the valve rod is opened at position corresponding with the fixed block
Locating slot is provided with, fastening thread hole is offered on the fixed block, spiral is connected with trip bolt in the fastening thread hole, institute
Support on the bottom surface of the locating slot one end for stating trip bolt.
5. glue dispensing valve as claimed in claim 1, it is characterised in that the sliding block is towards opening on the end face of one end of the spring
It is provided with the elongated slot coordinated with screwdriver.
6. the glue dispensing valve as described in any claim in claim 1-5, it is characterised in that cone is provided with the sealing block
Shape sealing surface.
7. the glue dispensing valve as described in any claim in claim 1-5, it is characterised in that the valve rod is metallic rod, institute
Valve plug is stated for plastics valve plug.
8. the glue dispensing valve as described in any claim in claim 1-5, it is characterised in that be provided with work in the air cavity
Plug, the fixed block is supported on the piston.
9. the glue dispensing valve as described in any claim in claim 1-5, it is characterised in that peace is offered in the glue-spreading head
Dress screwed hole, is provided with the external thread section coordinated with the installation screwed hole on the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621197054.2U CN206276569U (en) | 2016-11-07 | 2016-11-07 | A kind of glue dispensing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621197054.2U CN206276569U (en) | 2016-11-07 | 2016-11-07 | A kind of glue dispensing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206276569U true CN206276569U (en) | 2017-06-27 |
Family
ID=59082840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621197054.2U Expired - Fee Related CN206276569U (en) | 2016-11-07 | 2016-11-07 | A kind of glue dispensing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206276569U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107961948A (en) * | 2017-11-08 | 2018-04-27 | 长兴金润大正机械有限公司 | A kind of glue dispensing valve |
| CN109821695A (en) * | 2018-12-28 | 2019-05-31 | 合肥凯邦电机有限公司 | A kind of gluing valve and the glue spreader comprising it |
| CN111589647A (en) * | 2020-06-01 | 2020-08-28 | 太一知识产权事务(泰州)有限公司 | Low-noise long-life stable dispensing machine with buffer structure |
| CN113399205A (en) * | 2021-06-24 | 2021-09-17 | 深圳市汇安通科技有限公司 | Dispensing valve and have dispensing machine of dispensing valve |
-
2016
- 2016-11-07 CN CN201621197054.2U patent/CN206276569U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107961948A (en) * | 2017-11-08 | 2018-04-27 | 长兴金润大正机械有限公司 | A kind of glue dispensing valve |
| CN109821695A (en) * | 2018-12-28 | 2019-05-31 | 合肥凯邦电机有限公司 | A kind of gluing valve and the glue spreader comprising it |
| CN111589647A (en) * | 2020-06-01 | 2020-08-28 | 太一知识产权事务(泰州)有限公司 | Low-noise long-life stable dispensing machine with buffer structure |
| CN113399205A (en) * | 2021-06-24 | 2021-09-17 | 深圳市汇安通科技有限公司 | Dispensing valve and have dispensing machine of dispensing valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170627 Termination date: 20211107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |