CN207914042U - A kind of glue dispensing valve - Google Patents
A kind of glue dispensing valve Download PDFInfo
- Publication number
- CN207914042U CN207914042U CN201721897185.6U CN201721897185U CN207914042U CN 207914042 U CN207914042 U CN 207914042U CN 201721897185 U CN201721897185 U CN 201721897185U CN 207914042 U CN207914042 U CN 207914042U
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- glue
- rubber head
- firing pin
- pin type
- plunger
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Abstract
The utility model discloses a kind of glue dispensing valves,It is characterized in that being equipped with the penetrating plunger cavity in both ends in rubber head,The front end of rubber head is equipped with and leans on the injecting glue syringe needle filled in chamber and be connected,Firing pin type plunger is equipped in plunger cavity,The fit clearance of plunger cavity and firing pin type plunger is between 0.001 to 0.015,The rear end of firing pin type plunger is connected across valve body with the push-pull rod in pneumatic device,The glue feeding channel being connected with plunger cavity is additionally provided in rubber head,Sebific duct one end of leading with heating device is connected with the glue-feeder in rubber head,The other end is connected with the gum outlet of glue solution container,The utility model realizes the dispensing design of centering high viscosity glue single-point large capacity,And it rushes in adhesive dispenser return stroke and forms resorption,The disconnected glue effect of guarantee can effectively be inhaled,Avoid wire drawing phenomenon,Sealed core with graphite annulus realizes that cylinder drive is rushed adhesive dispenser high speed and moved back and forth,And the service life of general plug envelope can be effectively improved,It ensure that the reliability and fast-response of glue dispensing valve high speed motion simultaneously.
Description
Technical field
The utility model belongs to the spot gluing equipment technology of fluid glue, and specifically a kind of work efficiency is high, dispensing is held
Amount is big, realizes the glue dispensing valve of single-point.
Background technology
It is known that glue dispensing valve is component particularly important in dispenser, to the capacity of sizing, dispensing speed, glue point outside
Sight etc. suffers from conclusive influence.The prior art can obtain goodr in the case of glue low-viscosity, glue point low capacity
Effect, but in the case that middle high viscosity glue, large capacity glue point be difficult to realize dispensing, especially dispensing speed be difficult to carry
Height, and phenomena such as there are leak source, wire drawing, small glue point capacity, it is unable to get accurate metric results；Meanwhile glue viscosity is higher,
Single-point capacity requirement is bigger, leakage problem occurs, component wear problem also can be protruded increasingly.
Invention content
The purpose of the utility model is to overcome the defect of the prior art, providing one kind, work efficiency is high, dispensing capacity is big, real
The glue dispensing valve especially suitable for middle high viscosity glue of existing single-point.
Technical solution is used by the utility model solves above-mentioned technical problem：
A kind of glue dispensing valve is equipped with pneumatic device and valve body, and the front end of valve body is equipped with rubber head, and valve rear end is equipped with pneumatic dress
It sets, it is characterised in that the penetrating plunger cavity in both ends is equipped in rubber head, the front end of rubber head is equipped with and leans on the injecting glue syringe needle filled in chamber and be connected,
It is equipped with firing pin type plunger in plunger cavity, the fit clearance of plunger cavity and firing pin type plunger is between 0.001 to 0.015, firing pin type
The rear end of plunger is connected across valve body with the push-pull rod in pneumatic device, be additionally provided in rubber head be connected with plunger cavity into glue
Channel, sebific duct one end of leading with heating device are connected with the glue-feeder in rubber head, the gum outlet phase of the other end and glue solution container
Connection.
Firing pin type plunger in the utility model is set the seal receptacle on valve body and is connected with valve body, is set in seal receptacle
There are general plug envelope and graphite annulus, seal receptacle, general plug envelope and graphite annulus to form the sealed core of firing pin type plunger, graphite annulus head-on collision therein
The reciprocating motion of pin type plunger generates lubricating action, reduces the frictional force between firing pin type plunger and general plug envelope, it can be achieved that pneumatic
Device drive is rushed adhesive dispenser high speed and is moved back and forth, and the utility model is typically provided two sets of coaxial lines, same to structure, the sealing with size
Core is periodically installed at valve body or is separately mounted on valve body and rubber head, so that the operation is stable of firing pin type plunger, reduces mill
Damage, improves its service life.
The upper end of firing pin type plunger described in the utility model is connected through floating junction with the push-pull rod in pneumatic device,
The coaxiality error of firing pin type plunger and plunger cavity caused by the push-pull rod in pneumatic device can effectively be automatically adjusted, to improve work
The stability of work improves service life.
The heating rod equipped with glue injection channel, heating rod may be used in sebific duct of leading described in the utility model with heating device
Plastic hole is corresponding with the glue-feeder in rubber head and connects, and heating rod glue feeding opening is corresponding with the gum outlet of glue solution container and connects
It connecing, the sebific duct of leading with heating device can also be to lead to wind electric heating wire on sebific duct one, and electric heating wire is being externally provided with insulating layer,
It leads sebific duct one end with the glue-feeder in rubber head to be connected, the other end is connected with the gum outlet of glue solution container, to be preferably to lead
Glue heating in sebific duct, improves the mobility of glue, reduces the viscosity of glue.
Valve body described in the utility model is fixedly connected through supporting rod with pneumatic device, to save material, mitigate glue dispensing valve
Weight and be easily installed.
Pneumatic device described in the utility model is equipped with two sections of strokes, and first segment stroke is lower half portion, and stroke range is：
10mm~80mm；Second segment stroke is top half, stroke range 5mm ~ 60mm, to expand the application range of the utility model.
The cooperation depth of firing pin type plunger and plunger cavity described in the utility model is 15mm ~ 80mm, the plunger cavity
The aperture of a diameter of 25mm ~ 50mm, injecting glue syringe needle are 0.3mm ~ 2.0mm, so that glue high speed sprays, work efficiency is high, point
Glue shapeliness, and big resorption power can be generated, glue does not generate wire drawing phenomenon.
Valve body described in the utility model and rubber head lead sebific duct and rubber head and lead the junction of sebific duct and glue solution container and set respectively
There is O-ring, so that valve body forms a sealing area with the sealed core, make to lead sebific duct and rubber head one sealing area of formation,
Make to lead sebific duct and glue solution container one sealing area of formation, prevents glue from leaking.
Injecting glue syringe needle described in the utility model is connected through needle stand with rubber head, injecting glue syringe needle, needle stand and plunger cavity axis
Line coincides, and the needle stand note plug chamber isometrical with rubber head upper plug chamber is equipped in needle stand, so as to be generated more when firing pin type plunger moves down
Big pushes away glue power, to improve working efficiency；The resorption power that bigger is generated when firing pin type plunger being made to move up can effectively ensure disconnected glue
Effect avoids the occurrence of glue wire drawing phenomenon.
Needle stand described in the utility model is connected with rubber head can be equipped with connection screw thread in rubber head, and needle stand is through locking screw
Cap is connected with rubber head, and needle stand can also be connected with rubber head by ring flange mode.
The utility model to glue heating by reducing the viscosity of glue, using rushing adhesive dispenser in rubber head small space
High speed impact, realize the dispensing design of centering high viscosity glue single-point large capacity, and rush in adhesive dispenser return stroke and formed
Resorption can effectively inhale the disconnected glue effect of guarantee, avoid wire drawing phenomenon, reciprocating motion product of the graphite annulus in sealed core to striker
Lubricating action, the frictional force between reduction striker and general plug envelope rush adhesive dispenser high speed reciprocating motion, it can be achieved that cylinder drives, and can
The service life of general plug envelope is effectively improved, while ensure that the reliability and fast-response of glue dispensing valve high speed motion.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the utility model.
Fig. 2 is the left view of Fig. 1.
Specific implementation mode
The utility model is further illustrated below in conjunction with the accompanying drawings.
As shown in the figure：A kind of glue dispensing valve is equipped with pneumatic device and valve body 8, and the pneumatic device is equipped with two sections of strokes, wherein
The stroke range of first segment stroke 1 is 10mm ~ 80mm, and the stroke range of second segment stroke 18 is 5mm ~ 60mm, to expand this reality
It is equipped with rubber head 10 with the front end of novel application range, the valve body 8,8 rear end of valve body is equipped with pneumatic device 1, and valve body 8 is usually
It is fixedly connected with pneumatic device 1 through supporting rod 4, to save the weight of material, mitigation glue dispensing valve and be easily installed, the rubber head
The penetrating plunger cavity 17 in both ends is equipped in 10, the front end of rubber head 10 is equipped with and leans on the injecting glue syringe needle 12 filled in chamber and be connected, injecting glue syringe needle
It is fixedly connected using retraction nut 12 between 12 and rubber head 10, firing pin type plunger 3, plunger cavity 17 and striker is equipped in plunger cavity 17
The fit clearance of formula plunger 3 is between 0.001 to 0.015, so that glue high speed sprays, work efficiency is high, dispensing shapeliness,
And big resorption power can be generated, glue does not generate wire drawing phenomenon, and the rear end of firing pin type plunger 3 passes through in valve body 8 and pneumatic device
Push-pull rod be connected, the glue feeding channel being connected with plunger cavity 17 is additionally provided in rubber head 10, sebific duct 14 is led with heating device
One end is connected with the glue-feeder in rubber head 10, and the other end is connected with the gum outlet of glue solution container 16；In the utility model
Firing pin type plunger 3 is set the seal receptacle 5 on valve body 8 and is connected with valve body 8, and general plug envelope 6 and graphite annulus are equipped in seal receptacle 5
7, seal receptacle 5, general plug envelope 6 and graphite annulus 7 form the sealed core of firing pin type plunger, and graphite annulus 7 therein is to firing pin type plunger 3
It moves back and forth and generates lubricating action, reduce the frictional force between firing pin type plunger 3 and general plug envelope 6, it can be achieved that pneumatic device drives
It rushes adhesive dispenser high speed to move back and forth, the utility model is typically provided two sets of coaxial lines, same to structure, the sealed core with size, is spaced
Ground is mounted on valve body 8 or is separately mounted on valve body 8 and rubber head 10, so that the operation is stable of firing pin type plunger, reduces abrasion, carry
Its high service life；The upper end of firing pin type plunger 3 described in the utility model is through the push-pull rod in floating junction 2 and pneumatic device
It is connected, the coaxiality error of firing pin type plunger and plunger cavity caused by can effectively automatically adjusting the push-pull rod in pneumatic device,
To improve the stability of work, service life is improved.Sebific duct 14 of leading described in the utility model with heating device may be used
Heating rod equipped with glue injection channel, heating rod plastic hole is corresponding with the glue-feeder in rubber head and connects, heating rod glue feeding opening with
The gum outlet of glue solution container is corresponding and connects, and the sebific duct 14 of leading with heating device can also be to lead to wind electric add on sebific duct one
Heated filament, electric heating wire are being externally provided with insulating layer, lead sebific duct one end and are connected with the glue-feeder in rubber head, the other end and glue solution container
Gum outlet be connected, preferably to lead the heating of the glue in sebific duct, to improve the mobility of glue, reduce the glutinous of glue
Degree；The cooperation depth of firing pin type plunger 3 described in the utility model and plunger cavity 17 is 15mm ~ 80mm, the plunger cavity 17
The aperture of a diameter of 25mm ~ 50mm, injecting glue syringe needle are 0.3mm ~ 2.0mm, so that glue high speed sprays, work efficiency is high, point
Glue shapeliness, and big resorption power can be generated, glue does not generate wire drawing phenomenon, and valve body described in the utility model and rubber head lead glue
Pipe and rubber head and the junction for leading sebific duct and glue solution container are respectively equipped with O-ring 9,13 and 15, O-ring 9 make valve body with it is described close
Seal core and form a sealing area, O-ring 13 makes to lead sebific duct and rubber head and forms a sealing area, O-ring 15 make to lead sebific duct with
Glue solution container forms a sealing area, prevents glue from leaking.In addition, injecting glue syringe needle described in the utility model is through needle stand and glue
Head is connected, and the axis of injecting glue syringe needle, needle stand and plunger cavity coincides, and the needle stand isometrical with rubber head upper plug chamber is equipped in needle stand
Note plug chamber, so that generating bigger when firing pin type plunger moves down pushes away glue power, to improve working efficiency；When firing pin type plunger being made to move up
The resorption power for generating bigger can effectively ensure disconnected glue effect, avoid the occurrence of glue wire drawing phenomenon, the needle stand and rubber head phase
Connection can be equipped with connection screw thread in rubber head, and needle stand is connected through lock nut with rubber head, and needle stand can also pass through with rubber head
Ring flange mode is connected.The utility model to glue heating by reducing the viscosity of glue, using rushing adhesive dispenser in rubber head
High speed impact in small space, realizes the dispensing design of centering high viscosity glue single-point large capacity, and rushes adhesive dispenser backhaul
Resorption is formed in the process, can effectively be inhaled the disconnected glue effect of guarantee, be avoided wire drawing phenomenon, the graphite annulus in sealed core is to the past of striker
Multiple sports products lubricating action, reduce the frictional force between striker and general plug envelope, it can be achieved that cylinder drive to rush adhesive dispenser high speed past
Multiple movement, and the service life of general plug envelope can be effectively improved, while ensure that the reliability of glue dispensing valve high speed motion and quickly ringing
Ying Xing.
Claims (9)
1. a kind of glue dispensing valve is equipped with pneumatic device and valve body, the front end of valve body is equipped with rubber head, and valve rear end is equipped with pneumatic device,
It is characterized in that being equipped with the penetrating plunger cavity in both ends in rubber head, the front end of rubber head is equipped with and leans on the injecting glue syringe needle filled in chamber and be connected, column
It fills in intracavitary and is equipped with firing pin type plunger, the rear end of firing pin type plunger is connected across valve body with the push-pull rod in pneumatic device, rubber head
On be additionally provided with the glue feeding channel being connected with plunger cavity, sebific duct one end of leading with heating device is connected with the glue-feeder in rubber head
It connects, the other end is connected with the gum outlet of glue solution container.
2. a kind of glue dispensing valve according to claim 1, it is characterised in that firing pin type plunger is set the sealing on valve body
Seat is connected with valve body, and general plug envelope and graphite annulus are equipped in seal receptacle, and seal receptacle, general plug envelope and graphite annulus form firing pin type plunger
Sealed core, graphite annulus therein generates lubricating action to the reciprocating motion of firing pin type plunger, reduces firing pin type plunger and general plug
Frictional force between envelope realizes that pneumatic device drive is rushed adhesive dispenser high speed and moved back and forth.
3. a kind of glue dispensing valve according to claim 1, it is characterised in that the upper end of firing pin type plunger is through floating junction and gas
Push-pull rod in dynamic device is connected.
4. a kind of glue dispensing valve according to claim 1, it is characterised in that the sebific duct of leading with heating device is used equipped with injecting glue
The heating rod in channel, heating rod plastic hole is corresponding with the glue-feeder in rubber head and connects, heating rod glue feeding opening and glue solution container
Gum outlet it is corresponding and connect.
5. a kind of glue dispensing valve according to claim 1, it is characterised in that the sebific duct of leading with heating device is to lead sebific duct one
Upper winding electric heating wire, electric heating wire are being externally provided with insulating layer, lead sebific duct one end and are connected with the glue-feeder in rubber head, the other end
It is connected with the gum outlet of glue solution container.
6. a kind of glue dispensing valve according to claim 1, it is characterised in that valve body is fixedly connected through supporting rod with pneumatic device.
7. a kind of glue dispensing valve according to claim 1, it is characterised in that pneumatic device is equipped with two sections of strokes, first segment stroke
For lower half portion, stroke range is：10mm~80mm；Second segment stroke is top half, stroke range 5mm ~ 60mm.
8. a kind of glue dispensing valve according to claim 1, it is characterised in that the cooperation depth of firing pin type plunger and plunger cavity is
The aperture of 15mm ~ 80mm, a diameter of 25mm ~ 50mm of the plunger cavity, injecting glue syringe needle are 0.3mm ~ 2.0mm.
9. a kind of glue dispensing valve according to claim 1, it is characterised in that injecting glue syringe needle is connected through needle stand with rubber head, injecting glue
The axis of syringe needle, needle stand and plunger cavity coincides, and the needle stand note plug chamber isometrical with rubber head upper plug chamber is equipped in needle stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721897185.6U CN207914042U (en) | 2017-12-29 | 2017-12-29 | A kind of glue dispensing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721897185.6U CN207914042U (en) | 2017-12-29 | 2017-12-29 | A kind of glue dispensing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207914042U true CN207914042U (en) | 2018-09-28 |
Family
ID=63615744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721897185.6U Active CN207914042U (en) | 2017-12-29 | 2017-12-29 | A kind of glue dispensing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207914042U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109622301A (en) * | 2018-12-25 | 2019-04-16 | 天津容大机电科技有限公司 | For precision after two component mixing for the proportional valve of glue |
-
2017
- 2017-12-29 CN CN201721897185.6U patent/CN207914042U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109622301A (en) * | 2018-12-25 | 2019-04-16 | 天津容大机电科技有限公司 | For precision after two component mixing for the proportional valve of glue |
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