CN207446558U - A kind of driving type piezoelectric actuator hot melt adhesive injection valve - Google Patents
A kind of driving type piezoelectric actuator hot melt adhesive injection valve Download PDFInfo
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- CN207446558U CN207446558U CN201721529968.9U CN201721529968U CN207446558U CN 207446558 U CN207446558 U CN 207446558U CN 201721529968 U CN201721529968 U CN 201721529968U CN 207446558 U CN207446558 U CN 207446558U
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Abstract
A kind of driving type piezoelectric actuator hot melt adhesive injection valve,Including nozzle,Screw-on cap,Pedestal,Main body,Deposit packing element,Valve rod,Resetting spring,Support shaft,Lever,Piezoelectric stack,Heat-conducting silicone grease and heater,Nozzle is fixed below pedestal by screw-on cap,Main body is fixedly mounted on packing element is deposited above pedestal,Glue feeding channel and plastic emitting passage are provided in pedestal,Glue feeding channel and plastic emitting passage interlink with liquid storage cylinder,Plastic emitting passage interlinks with nozzle,Piezoelectric stack upper end is fixedly connected with main body,Piezoelectric stack bottom is engaged with lever,Lever one end is engaged with valve stem top,Constitute point glue equipment drive system,Depositing packing element and nozzle surrounding setting having heaters,Constitute point glue equipment heating system,Stem movement is promoted by the mechanically deform of piezoelectric stack,The instantaneous pressure of formation ejects colloid in nozzle,Form injection dispensing.The utility model is suitable for the injection of high temperature adhesive, simple in structure, dispensing precision height, good heat dissipation effect.
Description
Technical field
The utility model is related to piezoelectricity dispensing technology fields, and in particular to a kind of driving type piezoelectric actuator hot melt adhesive injection valve.
Background technology
Today's society, the requirement of the high speed development and people of electronic technology to electronic product are increasingly increased so that electronics
Product is fast-developing to variation, intelligent, noveltyization and micromation etc..Fixation of the electronic component in encapsulation process
It is core process of the electronic product in the manufacturing with protection, is particularly the visions series electron product frames such as today's society mobile phone
The more do the more thin or even be intended to Rimless, thus the encapsulation precision of Electronic Packaging equipment the development of electronic technology is played to
Close important role.Dispensing technology is to distribute a fluid to designated position, so as to fulfill the fixation, encapsulating, welding of electronic component
Etc. functions.When electronic component needs are assembled together in electronic manufacture, glue is assigned to designated position to member by dispensing technology
Part is bonded, and realizes component assembling；When electronic component needs to be connected with electric appliance, dispensing technology is by distribution such as tin cream, silver pastes
To designated position, the connection of electronic component electric appliance is realized.Electronic component can face various complex situations, dispensing skill in real work
Chip package can also be made chip have the functions such as waterproof, anti-electric, moisture-proof, anticollision, anticorrosion by art.To dispensing in Electronic Packaging
Required precision is higher and higher, less and less to the control of dispensing glue volume, and dispensing efficiency is higher and higher.
The hot melt adhesive gluing process risen currently on the market receives the favor of electronic packaging industry, because hot melt adhesive has
Following advantage：First, curing rate for other glue faster, have heating then melt, cool down then bond characteristic.
2nd, the performance of hot melt adhesive is very stable, from the influence that operating ambient temperature and humidity change, so as to ensure that adhesive strength.3rd,
Not aqueous other any solvents of grade of hot melt adhesive.It is solid under room temperature, it might even be possible to which solid form is stored in packing element.4th, glue
It is extensive to connect object, and no matter for which kind of bonding object, adhesion strength is high, good seal performance, and postposition back tender is not required
Skill, bonding process are simple.At present in factory of enterprise, multi-purpose syringe needle dispenser applies hot melt adhesive, this dispensing mode essence
Degree is poor, and efficiency is low, and has higher requirements to workpiece surface smoothness.And traditional piezo electric valve is limited to the work temperature of piezoelectric ceramics
Degree is not above 130 DEG C, so can be only applied to the injection of adhesive under room temperature.
For this purpose, the utility model proposes a kind of driving type piezoelectric actuator hot melt adhesive injection valve, simple in structure, part processing costs
Low, dispensing precision height, good heat dissipation effect.
Utility model content
The purpose of this utility model is to provide a kind of driving type piezoelectric actuator hot melt adhesive injection valve, is become by the machinery of piezoelectric material
Shape promotes valve rod quickly to move, and glue is made to carry out under piezoelectric activity continuing dispensing, simple in structure, dispensing precision is high.
The technical scheme adopted by the utility model is that：
A kind of driving type piezoelectric actuator hot melt adhesive injection valve, it is characterized in that：Including nozzle, screw-on cap, pedestal, main body, deposit packing element,
Valve rod, resetting spring, support shaft, lever, piezoelectric stack, heat-conducting silicone grease and heater, nozzle are made of /V section and main paragraph,
Up big and down small taper glue spraying through hole is provided with by /V section to main paragraph in nozzle, screw-on cap is hollow for a top closure formula
Nut is provided with the internal thread that is screwed in the endoporus of screw-on cap, and through hole, the aperture of through hole and nozzle are provided in screw-on cap top end face
The diameter of main paragraph is corresponding, and the diameter of /V section is more than the aperture of through hole, and nozzle mounting blocks are provided in the lower end of pedestal, sprays
The outer diameter of mouth mounting blocks is corresponding with the endoporus aperture of screw-on cap, is provided in the outer surface of nozzle mounting blocks and screw-on cap endoporus
The matched external screw thread of the internal thread that is screwed on, the main paragraph of nozzle through through hole, the lower face of /V section in screw-on cap top
Side contacts, and screw-on cap is screwed in by the internal thread fixation that is screwed on the external screw thread of nozzle mounting blocks, is provided in pedestal into glue
Passage and plastic emitting passage, glue feeding channel interlink with plastic emitting passage, plastic emitting passage pass through nozzle mounting blocks, taper glue spraying through hole with
Plastic emitting passage interlinks, and taper glue spraying through hole and plastic emitting passage are coaxial, body and deposits packing element and is fixedly mounted on pedestal, in body
Installation cavity is inside provided with, valve rod, resetting spring, support shaft, lever, piezoelectric stack and heat-conducting silicone grease are arranged in installation cavity,
The top of piezoelectric stack is fixedly mounted on the medial surface of body upper end, and the lower end of piezoelectric stack and the contact point of lever are in lever
Between between right end, lever is vertical with piezoelectric stack, and one end of lever is rotatably connected by support shaft and body, lever it is another
One end is fixedly connected with the top of valve rod, and on resetting spring suit valve body, the upper surface of resetting spring resets bullet by lever /V
The lower face of spring is corresponded in the lower end of body and lower through-hole is provided at the position of valve rod by the inner face /V of body base, lower through-hole
Diameter be more than the diameter of valve rod, the diameter of lower through-hole is less than the diameter of resetting spring, and the lower end of valve rod is stretched into through lower through-hole
In the plastic emitting passage of pedestal, sealing element is provided between pedestal and valve rod, the diameter of valve rod is less than the aperture of plastic emitting passage, valve
The bottom face of bar is the arc surface to fit with the taper glue spraying through hole conical surface, the bottom face of normality lower valve rod and the tapered injection of nozzle
The end face seal cooperation of glue through hole, heat-conducting silicone grease are arranged between piezoelectric stack and body medial surface, and storage is provided on packing element is deposited
The glue feeding channel of sap cavity and venthole, liquid storage cylinder and pedestal interlinks, and venthole 52 interlinks with pressure gas source, in liquid storage cylinder four
Depositing for week sets having heaters in packing element, having heaters is set on the screw-on cap of nozzle surrounding.
Further, heat emission hole is provided in heat-conducting silicone grease, through hole is provided on body top, heat emission hole and upper through hole are coaxial
It sets, heat emission hole is interlinked by upper through hole with the external world.
Further, heat emission hole there are four circumferentially equidistantly being opened in heat-conducting silicone grease.
Further, thermal insulation board is provided between body and pedestal.
Further, the top of piezoelectric stack is vertically fixedly mounted on by screw on the medial surface of body upper end.
Further, location hole is provided in the installation end of lever and valve rod, valve rod is fixedly mounted in location hole.
Further, sealing element is provided between screw-on cap and pedestal.
Further, the sealing element is O-shaped silica gel sealing ring.
Due to the use of this piezoelectric type hot melt adhesive injection valve, periodically pulsing voltage is applied to piezoelectric stack by controller
On, by the mechanically deform of piezoelectric stack valve rod is promoted to move up and down, and by the quick movement of valve rod formed moment
High pressure can go out liquid injection, so as to form injection dispensing process.Heat-conducting silicone grease is equipped in four side of piezoelectric stack, and is matched somebody with somebody
There is heat emission hole to ensure the heat dissipation of piezoelectric stack, ensure the heat dissipation effect of piezoelectric stack.Piezoelectric stack bottom is engaged with lever,
Lever one end is engaged with valve stem top, constitutes the drive system of point glue equipment.It is set in depositing in packing element for liquid storage cylinder surrounding
Having heaters, sets having heaters on the screw-on cap of nozzle surrounding, and heater can ensure the steady temperature of glue, constitute
The heating system of point glue equipment.Sealing element is provided between body and valve rod, between preventing colloid between body and valve body
Gap reveal, into body in damage piezoelectric stack.The utility model is suitable for the injection of high temperature adhesive, simple in structure, zero
Part processing cost is low, dispensing precision is high, good heat dissipation effect.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram of nozzle；
Fig. 3 is the structure diagram of screw-on cap；
Fig. 4 is the structure diagram of pedestal；
Fig. 5 is the structure diagram of body；
Fig. 6 is the structure diagram of lever；
Fig. 7 is the structure diagram being bonded under valve rod normality with nozzle；
Fig. 8 rises structure diagram separated with nozzle for valve rod；
Fig. 9 is depressed stem by the structure diagram of colloidal pressure delivery nozzle；
In figure：1- nozzles；2- screw-on caps；3- pedestals；4- bodies；5- deposits packing element；6- valve rods；7- resetting springs；
8- support shafts；9- levers；10- piezoelectric stacks；11- heat-conducting silicone greases；12- heaters；13- /V sections；
14- main paragraphs；15- taper glue spraying through holes；16- sealing elements；17- heat emission holes；18- thermal insulation boards；19- screws；
21- endoporus；22- through holes；31- nozzle mounting blocks；32- glue feeding channels；33- plastic emitting passages；41- installation cavitys；Under 42-
Through hole；The upper through holes of 43-；51- liquid storage cylinders；52- ventholes；91- location holes.
Specific embodiment
Specific embodiment of the present utility model is exemplified below：
A kind of driving type piezoelectric actuator hot melt adhesive injection valve, as shown in Fig. 1~Fig. 6, including nozzle 1, screw-on cap 2, pedestal 3, master
Body 4 deposits packing element 5, valve rod 6, resetting spring 7, support shaft 8, lever 9, piezoelectric stack 10, heat-conducting silicone grease 11 and heater 12, spray
Mouth 1 is made of /V section 13 and main paragraph 14, and up big and down small tapered injection is provided with to main paragraph 14 by /V section 13 in nozzle 1
Glue through hole 15, screw-on cap 2 are a hollow nut of top closure formula, and the internal thread that is screwed on is provided in the endoporus 21 of screw-on cap 2,
Through hole 22 is provided in 2 top end face of screw-on cap, the aperture of through hole 22 is corresponding with the diameter of 1 main paragraph 14 of nozzle, /V section 13
Diameter is more than the aperture of through hole 22, nozzle mounting blocks 31 is provided in the lower end of pedestal 3, the outer diameter of nozzle mounting blocks 31 is with being screwed on
21 aperture of endoporus of cap 2 is corresponding, and the internal thread that is screwed on 2 endoporus 21 of screw-on cap is provided in the outer surface of nozzle mounting blocks 31
Matched external screw thread, the main paragraph 14 of nozzle 1 pass through through hole 22, lower face and the 2 top inner side face of screw-on cap of /V section 13
Contact, screw-on cap 2 are screwed in by the internal thread fixation that is screwed on the external screw thread of nozzle mounting blocks 31, screw-on cap 2 and pedestal 3 it
Between be provided with sealing element 16, glue feeding channel 32 and plastic emitting passage 33, glue feeding channel 32 and 33 phase of plastic emitting passage are provided in pedestal 3
Lead to, plastic emitting passage 33 passes through nozzle mounting blocks 31, and taper glue spraying through hole 15 interlinks with plastic emitting passage 33, taper glue spraying through hole
15 is coaxial with plastic emitting passage 33, body 4 and deposits packing element 5 and is fixedly mounted on the base 3, and installation cavity 41, valve are provided in body 4
Bar 6, resetting spring 7, support shaft 8, lever 9, piezoelectric stack 10 and heat-conducting silicone grease 11 are arranged in installation cavity 41, piezoelectric stack
10 top is vertically fixedly mounted on by screw 19 on 4 upper end medial surface of body, the lower end of piezoelectric stack 10 and connecing for lever 9
To between right end among lever, lever 9 is vertical with piezoelectric stack 10 for contact, and one end of lever 9 passes through support shaft 8 and body 4
It is rotatably connected, the other end of lever 9 is fixedly connected with the top of valve rod 6, and positioning is provided in the installation end of lever 9 and valve rod 6
Hole 91, valve rod 6 are fixedly mounted in location hole 91, and resetting spring 7 is set on valve body 6, and the upper surface of resetting spring 7 is by lever 9
/V, the lower face of resetting spring 7 are corresponded at the position of valve rod 6 in the lower end of body 4 and are opened by 4 base inner face /V of body
There is lower through-hole 42, the diameter of lower through-hole 42 is more than the diameter of valve rod 6, and the diameter of lower through-hole 42 is less than the diameter of resetting spring 7, valve
The lower end of bar 6 is stretched into through lower through-hole 42 in the plastic emitting passage 33 of pedestal 3, and sealing element is provided between pedestal 3 and valve rod 6
16, the sealing element 16 is O-shaped silica gel sealing ring, and the diameter of valve rod 6 is less than the aperture of plastic emitting passage 33, the bottom face of valve rod 6
For the arc surface to fit with 13 conical surface of taper glue spraying through hole, the bottom face of normality lower valve rod 6 and the taper glue spraying through hole of nozzle 1
13 end face seal cooperation, heat-conducting silicone grease 11 are arranged between 4 medial surface of piezoelectric stack 10 and body, the edge in heat-conducting silicone grease 11
It is circumferential equidistantly to open there are four heat emission hole 17 is provided with, through hole 43 is provided on 4 top of body, heat emission hole 17 and upper through hole 43 are coaxial
It sets, heat emission hole 17 is interlinked by upper through hole 43 with the external world, and liquid storage cylinder 51 and venthole 52, liquid storage are provided on packing element 5 is deposited
Chamber 51 and the glue feeding channel 32 of pedestal 3 interlink, and venthole 52 interlinks with pressure gas source, and packing element is deposited in 51 surrounding of liquid storage cylinder
Having heaters 12 in 5 is set, having heaters 12 on the screw-on cap 2 of 1 surrounding of nozzle is set, is set between body 4 and pedestal 3
There is thermal insulation board 18.
The operation principle of the utility model：By adjusting the pressure parameter of liquid-supplying system, make to deposit in 5 liquid storage cylinder 51 of packing element
Hot melt adhesive is sustainedly and stably flowed into the glue feeding channel 32 and plastic emitting passage 33 of pedestal 3, and passes through the accurately control storage of heater 12
The actual temperature of hot melt adhesive in sap cavity 51 and nozzle 1, hot melt adhesive pass through going out between 32 flow nozzle 1 of glue feeding channel and valve rod 6
In glue passage 33.Under normal conditions, piezoelectric stack 10 is powered and in elongation state, 6 bottom of valve rod be in minimum point and with nozzle 1
15 inner wall of taper glue spraying through hole fits closely to form sealing cooperation, and heater 12 is in heated condition, and hot melt adhesive is in the effect of pressure
Under fill up glue feeding channel 32 and plastic emitting passage 33 in pedestal 3, but can not be from nozzle under the sealing function of valve rod 6 and nozzle 1
Hole is flowed out, and system is in state to be sprayed, as shown in Figure 7；Piezoelectric stack 10 powers off or applies low voltage signal, piezoelectric stack 10
It will shorten, lever 9 and valve rod 6 lift rapidly under the action of resetting spring 7, at this point, valve rod 6 and 1 taper glue spraying through hole of nozzle
15 inner walls separate, and hot melt adhesive is flowed under the action of supply pressure in taper glue spraying through hole 15, is ready for injection, such as Fig. 8
It is shown；Apply high voltage signal to 10 both ends of piezoelectric stack again, simultaneously driving stem 6 is rapid downwards for 10 output displacement of piezoelectric stack
It moving, shock nozzle 1, the hot melt adhesive in 1 taper glue spraying through hole 15 of nozzle will generate instantaneous pressure under the extruding of valve rod 6,
Under the action of instantaneous pressure power, the hot melt adhesive in nozzle 1 will be spouting out of taper glue spraying through hole 15, form drop, such as Fig. 9
It is shown.Therefore, pulse signal is applied to piezoelectric stack 10, just 6 high frequency of energy driving stem hits nozzle 1, all will hit each time
Form the injection of single drop.Size by the low-voltage for changing piezoelectric stack 10, with regard to the movement travel of valve rod 6 can be changed.
By control it is low level hold time, with regard to valve rod 6 can be controlled to leave the time of nozzle 1, so as to control 1 tapered injection of flow nozzle
Liquid for jetting amount in glue through hole 15.By the way that low-voltage is controlled to rise to the time of high voltage, with regard to the movement speed of valve rod 6 can be controlled
Degree, so as to fulfill different impact forces.Air pressure is fed by changing, can just adjust the amount for spraying glue each time.
Claims (8)
1. a kind of driving type piezoelectric actuator hot melt adhesive injection valve, it is characterized in that：Including nozzle (1), screw-on cap (2), pedestal (3), body
(4), packing element (5), valve rod (6), resetting spring (7), support shaft (8), lever (9), piezoelectric stack (10), heat-conducting silicone grease (11) are deposited
With heater (12), nozzle (1) is made of /V section (13) and main paragraph (14), by /V section (13) to master in nozzle (1)
Body section (14) is provided with up big and down small taper glue spraying through hole (15), and screw-on cap (2) is a hollow nut of top closure formula, is being revolved
It connects in the endoporus (21) of cap (2) and is provided with the internal thread that is screwed on, through hole (22) is provided in screw-on cap (2) top end face, through hole (22)
Aperture is corresponding with the diameter of nozzle (1) main paragraph (14), and the diameter of /V section (13) is more than the aperture of through hole (22), in pedestal
(3) lower end is provided with nozzle mounting blocks (31), the outer diameter of nozzle mounting blocks (31) and endoporus (21) aperture phase of screw-on cap (2)
It is corresponding, it is provided in the outer surface of nozzle mounting blocks (31) matched outer with the internal thread that is screwed on of screw-on cap (2) endoporus (21)
Screw thread, the main paragraph (14) of nozzle (1) pass through through hole (22), lower face and screw-on cap (2) top inner side face of /V section (13)
Contact, screw-on cap (2) are screwed on the external screw thread of nozzle mounting blocks (31) by the internal thread fixation that is screwed on, are opened in pedestal (3)
There are glue feeding channel (32) and plastic emitting passage (33), glue feeding channel (32) interlinks with plastic emitting passage (33), and plastic emitting passage (33) is worn
Nozzle mounting blocks (31) are crossed, taper glue spraying through hole (15) interlinks with plastic emitting passage (33), taper glue spraying through hole (15) and plastic emitting
Passage (33) coaxially, body (4) and is deposited packing element (5) and is fixedly mounted on pedestal (3), and installation cavity is provided in body (4)
(41), valve rod (6), resetting spring (7), support shaft (8), lever (9), piezoelectric stack (10) and heat-conducting silicone grease (11) are arranged at
In installation cavity (41), the top of piezoelectric stack (10) is fixedly mounted on the medial surface of body (4) upper end, under piezoelectric stack (10)
For the contact point of end and lever (9) between right end among lever, lever (9) is vertical with piezoelectric stack (10), and the one of lever (9)
End is rotatably connected by support shaft (8) with body (4), and the other end of lever (9) is fixedly connected with the top of valve rod (6), multiple
Position spring (7) is set on valve rod (6), the upper surface of resetting spring (7) by lever (9) /V, the lower face of resetting spring (7) by
Body (4) base inner face /V, corresponds in the lower end of body (4) and lower through-hole (42), lower through-hole is provided at the position of valve rod (6)
(42) diameter is more than the diameter of valve rod (6), and the diameter of lower through-hole (42) is less than the diameter of resetting spring (7), under valve rod (6)
It holds through lower through-hole (42) and stretches into the plastic emitting passage (33) of pedestal (3), sealing is provided between pedestal (3) and valve rod (6)
Part (16), the diameter of valve rod (6) are less than the aperture of plastic emitting passage (33), and the bottom face of valve rod (6) is and taper glue spraying through hole
(15) arc surface that the conical surface fits, the end face of the bottom face of normality lower valve rod (6) and the taper glue spraying through hole (15) of nozzle (1)
Sealing cooperation, heat-conducting silicone grease (11) are arranged between piezoelectric stack (10) and body (4) medial surface, are provided on packing element (5) is deposited
Liquid storage cylinder (51) and venthole (52), liquid storage cylinder (51) and the glue feeding channel (32) of pedestal (3) interlink, venthole (52) and pressure
Strength source interlinks, and having heaters (12) is set in packing element (5) in depositing for liquid storage cylinder (51) surrounding, in the rotation of nozzle (1) surrounding
It connects and having heaters (12) is set on cap (2).
2. driving type piezoelectric actuator hot melt adhesive injection valve according to claim 1, it is characterized in that：It is provided in heat-conducting silicone grease (11) scattered
Hot hole (17) is provided with upper through hole (43) on body (4) top, and heat emission hole (17) is coaxially disposed with upper through hole (43), heat emission hole
(17) interlinked by upper through hole (43) with the external world.
3. driving type piezoelectric actuator hot melt adhesive injection valve according to claim 2, it is characterized in that：In heat-conducting silicone grease (11) circumferentially
Heat emission hole (17) there are four equidistantly opening.
4. driving type piezoelectric actuator hot melt adhesive injection valve according to claim 1, it is characterized in that：Between body (4) and pedestal (3)
It is provided with thermal insulation board (18).
5. driving type piezoelectric actuator hot melt adhesive injection valve according to claim 1, it is characterized in that：The top of piezoelectric stack (10) passes through
Screw (19) is vertically fixedly mounted on the medial surface of body (4) upper end.
6. driving type piezoelectric actuator hot melt adhesive injection valve according to claim 1, it is characterized in that：In the peace of lever (9) and valve rod (6)
Dress end is provided with location hole (91), and valve rod (6) is fixedly mounted in location hole (91).
7. driving type piezoelectric actuator hot melt adhesive injection valve according to claim 1, it is characterized in that：Screw-on cap (2) and pedestal (3) it
Between be provided with sealing element (16).
8. according to the driving type piezoelectric actuator hot melt adhesive injection valve of claim 1 or 7, it is characterized in that：The sealing element (16) is O-shaped
Silica gel sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721529968.9U CN207446558U (en) | 2017-11-16 | 2017-11-16 | A kind of driving type piezoelectric actuator hot melt adhesive injection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721529968.9U CN207446558U (en) | 2017-11-16 | 2017-11-16 | A kind of driving type piezoelectric actuator hot melt adhesive injection valve |
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| Publication Number | Publication Date |
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| CN207446558U true CN207446558U (en) | 2018-06-05 |
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ID=62280036
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721529968.9U Active CN207446558U (en) | 2017-11-16 | 2017-11-16 | A kind of driving type piezoelectric actuator hot melt adhesive injection valve |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109332097A (en) * | 2018-11-29 | 2019-02-15 | 常州高凯精密机械有限公司 | A kind of ejecting adhesive dispenser and its adjusting method of feedback regulation |
| CN110181142A (en) * | 2019-06-12 | 2019-08-30 | 长春师范大学 | A kind of Piezoelectric Driving printing injector |
| CN111391091A (en) * | 2020-03-24 | 2020-07-10 | 苏州博奕精工科技有限公司 | Multi-needle silver paste spraying structure |
| TWI704962B (en) * | 2018-09-26 | 2020-09-21 | 日商日本電產增成股份有限公司 | Liquid coating device |
| TWI704960B (en) * | 2018-09-26 | 2020-09-21 | 日商日本電產增成股份有限公司 | Liquid coating device |
| CN111889680A (en) * | 2020-06-09 | 2020-11-06 | 哈尔滨工业大学 | Direct on-demand printing mechanism for hot-melt metal micro-droplets based on piezoelectric micro-jetting |
| CN112170105A (en) * | 2020-09-18 | 2021-01-05 | 深圳市轴心压电技术有限公司 | Novel piezoelectric ceramic valve drive control system |
| CN113976396A (en) * | 2021-09-23 | 2022-01-28 | 深圳市特瑞吉科技有限公司 | Hot melt adhesive goes out mucilage binding and puts |
| CN114029582A (en) * | 2021-12-03 | 2022-02-11 | 安兴精密(深圳)有限公司 | Piezoelectric solder paste valve without glue hanging and glue overflowing based on high-frequency solder paste dispensing |
| CN114515676A (en) * | 2020-11-20 | 2022-05-20 | 苏州卓兆点胶股份有限公司 | Piezoelectric ceramic injection valve |
| CN115532531A (en) * | 2022-09-28 | 2022-12-30 | 东莞市凯格精机股份有限公司 | Self-tuning method of piezoelectric injection valve |
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2017
- 2017-11-16 CN CN201721529968.9U patent/CN207446558U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI704962B (en) * | 2018-09-26 | 2020-09-21 | 日商日本電產增成股份有限公司 | Liquid coating device |
| TWI704960B (en) * | 2018-09-26 | 2020-09-21 | 日商日本電產增成股份有限公司 | Liquid coating device |
| CN109332097A (en) * | 2018-11-29 | 2019-02-15 | 常州高凯精密机械有限公司 | A kind of ejecting adhesive dispenser and its adjusting method of feedback regulation |
| CN110181142A (en) * | 2019-06-12 | 2019-08-30 | 长春师范大学 | A kind of Piezoelectric Driving printing injector |
| CN111391091B (en) * | 2020-03-24 | 2021-08-31 | 苏州博奕精工科技有限公司 | Multi-needle silver paste spraying structure |
| CN111391091A (en) * | 2020-03-24 | 2020-07-10 | 苏州博奕精工科技有限公司 | Multi-needle silver paste spraying structure |
| CN111889680A (en) * | 2020-06-09 | 2020-11-06 | 哈尔滨工业大学 | Direct on-demand printing mechanism for hot-melt metal micro-droplets based on piezoelectric micro-jetting |
| CN112170105A (en) * | 2020-09-18 | 2021-01-05 | 深圳市轴心压电技术有限公司 | Novel piezoelectric ceramic valve drive control system |
| CN112170105B (en) * | 2020-09-18 | 2022-06-10 | 深圳市轴心压电技术有限公司 | Novel piezoelectric ceramic valve drive control system |
| CN114515676A (en) * | 2020-11-20 | 2022-05-20 | 苏州卓兆点胶股份有限公司 | Piezoelectric ceramic injection valve |
| CN113976396A (en) * | 2021-09-23 | 2022-01-28 | 深圳市特瑞吉科技有限公司 | Hot melt adhesive goes out mucilage binding and puts |
| CN114029582A (en) * | 2021-12-03 | 2022-02-11 | 安兴精密(深圳)有限公司 | Piezoelectric solder paste valve without glue hanging and glue overflowing based on high-frequency solder paste dispensing |
| CN115532531A (en) * | 2022-09-28 | 2022-12-30 | 东莞市凯格精机股份有限公司 | Self-tuning method of piezoelectric injection valve |
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Address after: 215021 Suzhou Industrial Park, Suzhou, Jiangsu Province, water Road No. 388 Patentee after: Suzhou GaoKai Precision Technology Co., Ltd Address before: 215021 Suzhou Industrial Park, Suzhou, Jiangsu Province, water Road No. 388 Patentee before: SUZHOU ZHONGCHU KEGONG PRECISION TECHNOLOGY Co.,Ltd. |
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