CN208177762U - A kind of resorption type biliquid glue dispensing valve - Google Patents
A kind of resorption type biliquid glue dispensing valve Download PDFInfo
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- CN208177762U CN208177762U CN201820310987.0U CN201820310987U CN208177762U CN 208177762 U CN208177762 U CN 208177762U CN 201820310987 U CN201820310987 U CN 201820310987U CN 208177762 U CN208177762 U CN 208177762U
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Abstract
A kind of resorption type biliquid glue dispensing valve, including cylinder assembly, lubricant stores up block, bivalve needle, valve component and discharge component, the cylinder assembly drives bivalve needle to move up and down, the movable end of the bivalve needle passes through lubricant storage block and part valve body component, the valve component has dual channel in setting, circulation in the end control dual channel of the needle movable end, it discharges after material in the discharge component mixing dual channel, the utility model is using dual channel and discharge component mixing discharging, when handling room temperature rapid curing material, feed liquid in valve chamber runner is the feed liquid of one-component, the blocking for causing valve chamber runner will not be cured.
Description
Technical field
The utility model relates to a kind of resorption type biliquid glue dispensing valves.
Background technique
In the encapsulating of electronics industry insulating cement and spot printing field, the glue dispensing valve used is usually to fill pin type, as shown in Figure 1, packet
It includes: cylinder head 1 ', cylinder piston 2 ', cylinder block 3 ', feed block 4 ', needle 5 ', discharging gate 6 '.The working method of the glue dispensing valve
It is that cylinder piston valve needle moves up and down, to realize feed liquid passage unlatching and cut-off.The major defect of the valve has: (1),
When mixture in valve chamber is room temperature rapid curing material, easy solidification causes valve chamber runner to block, difficult clean and maintenance；(2) expect
Liquid usually contains the powder particle of high score, serious to sealing wear, and when valve stem seal wear-out failure, feed liquid is directly altered to pneumatic
At valve stem seal, pneumatic valve rod sealing wear is caused, compressed air is leaking directly into the feed liquid in valve chamber, causes the damage of product
It is bad；(3) in closing motion, needle is pushed forward the valve, will necessarily squeeze out the part feed liquid in valve chamber, causes casting mouth non-
It is poured tear drop needed for process, is unfavorable for the control of accurate feed liquid flow, influences the quality of product.
Utility model content
The utility model solves above-mentioned technical problem, provides a kind of resorption type biliquid glue dispensing valve.
In order to solve the above-mentioned technical problem, the technical solution of the utility model are as follows: a kind of resorption type biliquid glue dispensing valve, it is special
Sign is, from top to bottom includes cylinder assembly, lubricant storage block, bivalve needle, valve component and discharge component, the bivalve needle
It is connect with cylinder assembly, the cylinder assembly drives bivalve needle to move up and down, and the movable end of the bivalve needle passes through lubrication
Block and part valve body component are stored up in agent, the valve component set in have dual channel, the end control of the needle movable end is double
Circulation in runner discharges after the material in the discharge component mixing dual channel.
Further, the valve component includes charging valve block and link block, is longitudinally equipped in the charging valve block
Valve block dual channel is fed, the needle insertion feeds valve block dual channel and passes through charging valve block, charging valve block dual channel
Top is equipped with valve rod sealing member, and lower part is equipped with valve seal, and the link block top is equipped with needle placed cavity, and the needle is living
The end of moved end is placed in needle placed cavity, link block dual channel is equipped in link block, and link block dual channel is put with needle
Chamber connection is set, the end of needle movable end is equipped with a conical surface, and needle moves up, and the conical surface and valve seal of needle movable end are tight
Contiguity is touched, the circulation of dual channel in checking-valve body component.
Preferably, inclined link block dual channel, and the inclination side of link block dual channel are equipped in the link block
To opposite.
Further, the discharge component includes discharging gate, mixing tube and ruggedized construction, longitudinal direction in the discharging gate
Equipped with dual channel, the mixing pipe sleeve is on discharging gate and mixes the material that dual channel flows out in discharging gate, and described adds
Fixing structure covers the junction in discharging gate and mixing tube, reinforces connection.
Further, double containment lubricant storage chamber and double liquid injection ports, the double density are equipped in lubricant storage block
It seals lubricant storage chamber and lubricant is injected by liquid injection port, the needle passes through sealing lubrication agent storage chamber.
Further, the cylinder assembly includes cylinder head, cylinder block, cylinder piston and cylinder valve rod sealing gland,
The cylinder head and cylinder block constitute the cavity for accommodating cylinder piston, the bottom surface company of cylinder valve rod sealing gland and cylinder block
It connects, pneumatic valve rod sealing element is equipped between cylinder valve rod sealing gland and cylinder block.
Further, the cylinder piston has tail rod, and the upper end of the cylinder assembly is equipped with close to switch and admittedly
The fixed bracket close to switch passes through induction tail rod end surface measurement valve opening and closing safety close to switch.
Further, piston tail rod is equipped between the tail rod and bracket of the cylinder piston to seal.
Further, air rammer sealing element is equipped between the cylinder block and cylinder piston.
The utility model has the beneficial effects that
1, this patent is controlled using A, B component feed liquid difference runner and valve, and the side of mixing tube is arranged at pouring nozzle
Formula, when handling room temperature rapid curing material, the feed liquid in valve chamber runner is the feed liquid of one-component, will not be cured and cause valve
The blocking of chamber runner, the economical mixing tube replacement being arranged at pouring nozzle are quick and convenient；
2, this patent uses the cut-off mode of needle resorption type, when being poured process completion, needle pumpback, and the shape in valve chamber
At micro-vacuum, so that mixing spout part breaks, glue is rapid, so that feed liquid pours the accurate control of fluence, guarantees the quality of product；
3, the lubricant in this patent stores up block, is provided with lubricant storage chamber and liquid injection port, storage chamber in-lubricant is to feed liquid valve
Lubrication is played the role of in bar sealing and pneumatic valve rod sealing, extends the service life of sealing.The setting of liquid injection port is convenient for sealing profit
Whether the addition of lubrication prescription and detection feed liquid valve stem seal and pneumatic valve rod sealing occur wear-out failure；
4, the cylinder piston in this patent has tail rod, and is provided with close to switch, can be by incuding tail close to switch
Whether rod end surface approaches to detect whether valve closes in place out, guarantees that device operation is relatively reliable.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 is prior art construction schematic diagram；
Fig. 2 is the utility model structure diagram.
Specific embodiment
With reference to the accompanying drawings and detailed description, the utility model is described further.
It from top to bottom include cylinder assembly 10, lubricant storage block 20, double as shown in Fig. 2, a kind of resorption type biliquid glue dispensing valve
One end of needle 30, valve component 40 and discharge component 50, the bivalve needle 30 is connect with cylinder assembly 10, the cylinder
Component 50 drives bivalve needle 30 to move up and down, and the movable end of the bivalve needle 30 passes through lubricant storage block 20 and part valve body group
Part 40, the valve component 40 set in have a dual channel, the circulation in the end control dual channel of 30 movable end of needle,
The discharge component 50 discharges after mixing the material in dual channel.
In the present embodiment, the valve component 40 includes charging valve block 41 and link block 42, the charging valve block 41
Interior longitudinal direction is equipped with charging valve block dual channel 411, and the insertion of needle 30 feeds valve block dual channel 411 and passes through charging valve block
41, the top of charging valve block dual channel 411 is equipped with valve rod sealing member 72, and lower part is equipped with valve seal 73, the link block 42
Top is equipped with needle placed cavity 421, and the end of 30 movable end of needle is placed in needle placed cavity 421, sets in link block 42
There is link block dual channel 422, and link block dual channel 422 is connected to needle placed cavity 421, the end of 30 movable end of needle is set
There is a conical surface 31, needle 30 moves up, and the conical surface 31 and valve seal 73 of needle movable end are in close contact, checking-valve body component
The circulation of dual channel in 40.Preferably, inclined link block dual channel 422, and link block are equipped in the link block 42
The inclined direction of dual channel 422 is opposite.
In the present embodiment, the discharge component 50 includes discharging gate 51, mixing tube 52 and ruggedized construction 53, and described goes out
Expect longitudinally to be equipped with dual channel in mouth 51, described 52 sets of mixing tube on discharging gate and mix in discharging gate 51 dual channel and flow out
Material, 53 sets of the ruggedized construction junctions in discharging gate 51 and mixing tube 52, reinforce connection.
In the present embodiment, the cylinder assembly 10 includes cylinder head 11, cylinder block 12, cylinder piston 13 and cylinder valve rod
Sealing gland 14, the cylinder head 11 and cylinder block 12 constitute the cavity for accommodating cylinder piston 13, cylinder valve rod sealing gland
14 connect with the bottom surface of cylinder block 12, and pneumatic valve rod sealing element 71 is equipped between cylinder valve rod sealing gland 14 and cylinder block 12.
The cylinder piston 13 has tail rod, and the upper end of the cylinder assembly 10 is equipped with close to switch 61 and fixes close to switch
Bracket 62 passes through induction tail rod end surface measurement valve opening and closing safety close to switch 61.The tail rod of the cylinder piston 13
Piston tail rod is equipped between bracket 62 to seal.Air rammer is equipped between the cylinder block 12 and cylinder piston 13 to seal
Part.
In the present embodiment, double containment lubricant storage chamber 21 and double liquid injection ports 22, institute are equipped in the lubricant storage block 20
The double containment lubricant storage chamber 21 stated injects lubricant by liquid injection port 22, and the needle 30 passes through sealing lubrication agent storage chamber
21.Storage chamber in-lubricant plays the role of lubrication to valve stem seal 72 and pneumatic valve rod sealing, to extend the service life of sealing.
When pneumatic valve rod sealing wear fails, compressed air is discharged from liquid injection port, is easy to be discovered by operation and maintenance personnel.A, B component
After feed liquid causes valve stem seal 72 to fail, the feed liquid leaked out is also first discharged from liquid injection port, is easy to be discovered by operation and maintenance personnel.
In use, 13 valve needle 30 of cylinder piston moves up and down, pass through the 30 end conical surface 31 of needle and valve sealing 73
It is in close contact and is detached from the cut-off and unlatching to realize valve material liquid flowing channel.A, the feed liquid of B component respectively via charging valve block 41,
Link block 42, discharging gate 52, which enter in mixing tube 53, is mixed into required mixture, flows out via 53 lower part sprue gate of mixing tube,
Carry out insulating cement encapsulating and spot printing process
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model is made a variety of changes, be the protection scope of the utility model.
Claims (9)
1. a kind of resorption type biliquid glue dispensing valve, which is characterized in that from top to bottom include cylinder assembly, lubricant storage block, bivalve needle,
Valve component and discharge component, described bivalve needle one end are connect with cylinder assembly, and the cylinder assembly drives on bivalve needle
Lower movement, the movable end of the bivalve needle pass through lubricant storage block and part valve body component, the valve component set in have
Dual channel, the circulation in the end control dual channel of the needle movable end, in the discharge component mixing dual channel
It discharges after material.
2. a kind of resorption type biliquid glue dispensing valve according to claim 1, which is characterized in that the valve component include into
Expect valve block and link block, charging valve block dual channel, the needle insertion charging valve block are longitudinally equipped in the charging valve block
Dual channel and pass through charging valve block, charging valve block dual channel top be equipped with valve rod sealing member, lower part be equipped with valve seal, institute
The link block top stated is equipped with needle placed cavity, and the end of the needle movable end is placed in needle placed cavity, sets in link block
There is link block dual channel, and link block dual channel is connected to needle placed cavity, the end of needle movable end is equipped with a conical surface, valve
Needle moves up, and the conical surface and valve seal of needle movable end are in close contact, the circulation of dual channel in checking-valve body component.
3. a kind of resorption type biliquid glue dispensing valve according to claim 2, which is characterized in that be equipped with and incline in the link block
Oblique link block dual channel, and the inclined direction of link block dual channel is opposite.
4. a kind of resorption type biliquid glue dispensing valve according to claim 1, which is characterized in that the discharge component includes
Expect mouth, mixing tube and ruggedized construction, be longitudinally equipped with dual channel in the discharging gate, the mixing pipe sleeve on discharging gate simultaneously
And the material of dual channel outflow in discharging gate is mixed, the ruggedized construction covers the junction in discharging gate and mixing tube, reinforces
Connection.
5. a kind of resorption type biliquid glue dispensing valve according to claim 1, which is characterized in that set in the lubricant storage block
There are double containment lubricant storage chamber and double liquid injection ports, the double containment lubricant storage chamber injects lubricant by liquid injection port, described
Needle pass through sealing lubrication agent storage chamber.
6. a kind of resorption type biliquid glue dispensing valve according to claim 1, which is characterized in that the cylinder assembly includes gas
Cylinder cap, cylinder block, cylinder piston and cylinder valve rod sealing gland, the cylinder head and cylinder block, which are constituted, accommodates cylinder piston
The bottom surface of cavity, cylinder valve rod sealing gland and cylinder block connects, and is equipped between cylinder valve rod sealing gland and cylinder block pneumatic
Valve rod sealing member.
7. a kind of resorption type biliquid glue dispensing valve according to claim 6, which is characterized in that the cylinder piston has tail
Rod, the upper end of the cylinder assembly are equipped with close to switch and the fixed bracket close to switch, are gone out close to switch by incuding tail
Rod end surface detects valve opening and closing safety.
8. a kind of resorption type biliquid glue dispensing valve according to claim 7, which is characterized in that the tail of the cylinder piston goes out
Piston tail rod is equipped between bar and bracket to seal.
9. a kind of resorption type biliquid glue dispensing valve according to claim 6, which is characterized in that the cylinder block and cylinder is living
Air rammer sealing element is equipped between plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820310987.0U CN208177762U (en) | 2018-03-07 | 2018-03-07 | A kind of resorption type biliquid glue dispensing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820310987.0U CN208177762U (en) | 2018-03-07 | 2018-03-07 | A kind of resorption type biliquid glue dispensing valve |
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| Publication Number | Publication Date |
|---|---|
| CN208177762U true CN208177762U (en) | 2018-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820310987.0U Active CN208177762U (en) | 2018-03-07 | 2018-03-07 | A kind of resorption type biliquid glue dispensing valve |
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| CN (1) | CN208177762U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112403814A (en) * | 2019-08-20 | 2021-02-26 | 鸿富锦精密电子（成都）有限公司 | Dispensing 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 |
-
2018
- 2018-03-07 CN CN201820310987.0U patent/CN208177762U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112403814A (en) * | 2019-08-20 | 2021-02-26 | 鸿富锦精密电子（成都）有限公司 | Dispensing 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 |
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