CN204911976U - Piezoelectricity injection formula point spouts valve - Google Patents
Piezoelectricity injection formula point spouts valve Download PDFInfo
- Publication number
- CN204911976U CN204911976U CN201520678817.4U CN201520678817U CN204911976U CN 204911976 U CN204911976 U CN 204911976U CN 201520678817 U CN201520678817 U CN 201520678817U CN 204911976 U CN204911976 U CN 204911976U
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- CN
- China
- Prior art keywords
- flexible hinge
- amplifying device
- hinge amplifying
- amplification device
- piezoelectric ceramics
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The utility model discloses a piezoelectricity injection formula point spouts valve, include: the seat of honour is glued to the point, the assembly groove has been seted up on gluing the seat of honour, be connected with the piezoceramics stopper on this assembly groove, the upper and lower both ends of piezoceramics stopper are connected with the same first flexible hinge amplification device of structure and the flexible hinge amplification device of second respectively, the flexible hinge amplification device's of first flexible hinge amplification device and second whole is " Y " font, first flexible hinge amplification device and the flexible hinge amplification device of second use the piezoceramics stopper to become the mirror image setting as the axle center, seat of honour fixed connection is glued to first flexible hinge amplification device's middle part and point, the flexible hinge amplification device's of second middle part is connected with the firing pin, the firing pin is connected with and sprays the chamber, the lower extreme that sprays the chamber is connected with the nozzle base, the nozzle base is connected with the nozzle, the one side of spraying the chamber is connected with the inlet pipe. The utility model discloses can the assurance dynamics reduce the length of brachium output the time, stability is high, and response speed is fast.
Description
Technical field
The utility model relates to a glue field, is specifically related to a kind of piezo jet formula point spray valve.
Background technology
Fluid dispensing technology is a key technology in microelectronics Packaging, and fluid dispensing technology mainly contains two kinds, contact point glue and contactless glue.Traditional dispensing technology be contact point glue comprise metering tubular type point glue, piston type point glue and time/mode such as pressure-type point glue.And contactless glue can be divided into pneumatic type point glue and driving type piezoelectric actuator point glue.The main power source of pneumatic type point glue is compressed air.Piezoelectric type spray site glue adopts lever amplification principle or hydraulic pressure amplification principle to be amplified by the micro-displacement of stacked piezoelectric pottery, then drives striker to coordinate with nozzle valve seat the injection realizing glue.Existing lever-type structure, for ensureing that displacement exports, needs the brachium grown very much, and result stability and response speed are reduced.
Utility model content
The purpose of this utility model is to provide a kind of piezo jet formula point to spray valve.
According to one side of the present utility model, provide a kind of piezo jet formula point spray valve, comprise: the some glue seat of honour, the described some glue seat of honour offers fitting recess, this fitting recess is connected with piezoelectric ceramics brake, the two ends up and down of described piezoelectric ceramics brake are connected to the first the same flexible hinge amplifying device of structure and the second flexible hinge amplifying device, the entirety of described first flexible hinge amplifying device and the second flexible hinge amplifying device is in " Y " font, described first flexible hinge amplifying device and the second flexible hinge amplifying device with piezoelectric ceramics brake for axle center becomes mirror image to arrange, the middle part of the first flexible hinge amplifying device is fixedly connected with the some glue seat of honour, the middle part of described second flexible hinge amplifying device is connected with striker, described striker is connected with spray chamber, the lower end of described spray chamber is connected with nozzle base, nozzle base is connected with nozzle, the side of described spray chamber is connected with feed pipe.
Further, the middle part of described second flexible hinge amplifying device is also connected with the axis of guide, this axis of guide two ends be connected with the described some glue seat of honour and piezoelectric ceramics brake respectively, middle part and the striker of described second flexible hinge amplifying device lock, and striker can be moved up and down along this axis of guide with the second flexible hinge amplifying device.
Further, described first flexible hinge amplifying device and the second flexible hinge amplifying device are equipped with flexible part.
Further, described first flexible hinge amplifying device is connected with the both ends of described piezoelectric ceramics brake with the both ends of the second flexible hinge amplifying device, is provided with energising interface at piezoelectric ceramics brake both ends.
Principle of the present utility model is: piezoelectric ceramics brake is in energising situation, striker bottom and nozzle base close contact, when piezoelectric ceramics brake has voltage, first flexible hinge amplifying device retracted downward, second flexible hinge amplifying device upwards shrinks, bring striker to move upward simultaneously, after piezoelectric ceramics brake voltage disappears, first flexible hinge amplifying device resets and applies downward pressure to the second flexible hinge amplifying device, second flexible hinge amplifying device resets and drives striker to move downward, until knock nozzle base to realize some spray.
The utility model realizes the control of shock dynamics by the size of control voltage, and then realize the control of some discharge rate, control point spray frequency is realized by the frequency controlling piezoelectric ceramics brake engagement voltage, the the first flexible hinge amplifying device adopting mirror image to arrange and the second flexible hinge amplifying device can ensure the length reducing brachium while dynamics exports, stability is high, fast response time.
Accompanying drawing explanation
Fig. 1 is the structural representation of piezo jet formula point spray valve.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 show schematically show according to a kind of piezo jet formula point spray valve of the present utility model.
A kind of piezo jet formula point spray valve that the present embodiment provides, refer to Fig. 1, comprise: the some glue seat of honour 001, the described some glue seat of honour 001 offers fitting recess 002, this fitting recess 002 is connected with piezoelectric ceramics brake 003, the two ends up and down of described piezoelectric ceramics brake 003 are connected to the first the same flexible hinge amplifying device 004 and the second flexible hinge amplifying device 005 of structure, described first flexible hinge amplifying device 004 and the second flexible hinge amplifying device 005 are equipped with flexible part 006, the entirety of described first flexible hinge amplifying device 004 and the second flexible hinge amplifying device 005 is in " Y " font, described first flexible hinge amplifying device 004 and the second flexible hinge amplifying device 005 with piezoelectric ceramics brake 003 for axle center becomes mirror image to arrange, the middle part of the first flexible hinge amplifying device 004 is fixedly connected with the some glue seat of honour 001, described first flexible hinge amplifying device 004 is connected with the both ends of described piezoelectric ceramics brake 003 with the both ends of the second flexible hinge amplifying device 005, energising interface 007 is provided with at piezoelectric ceramics brake 003 both ends, the middle part of described second flexible hinge amplifying device 005 is connected with striker 008, the middle part of described second flexible hinge amplifying device 005 is also connected with the axis of guide 009, this axis of guide 009 two ends be connected with the described some glue seat of honour 001 and piezoelectric ceramics brake 003 respectively, middle part and the striker 008 of described second flexible hinge amplifying device 005 lock, striker 008 can be moved up and down along this axis of guide 009 with the second flexible hinge amplifying device 005, described striker 008 is connected with spray chamber 010, the lower end of described spray chamber 010 is connected with nozzle base 011, nozzle base 011 is connected with nozzle 012, the side of described spray chamber 010 is connected with feed pipe 013.
Principle of the present utility model is: piezoelectric ceramics brake 003 is in energising situation, striker 008 bottom and nozzle base 011 close contact, when piezoelectric ceramics brake 003 has voltage, first flexible hinge amplifying device 004 retracted downward, second flexible hinge amplifying device 005 upwards shrinks, bring striker 008 to move upward simultaneously, after piezoelectric ceramics brake 003 loss of voltage, first flexible hinge amplifying device 004 resets and applies downward pressure to the second flexible hinge amplifying device 005, second flexible hinge amplifying device 005 resets and drives striker 008 to move downward, until knock nozzle base 011 to realize some spray.
The utility model realizes the control of shock dynamics by the size of control voltage, and then realize the control of some discharge rate, control point spray frequency is realized by the frequency controlling piezoelectric ceramics brake 003 turn-on voltage, the the first flexible hinge amplifying device 004 adopting mirror image to arrange and the second flexible hinge amplifying device 005 can ensure the length reducing brachium while dynamics exports, stability is high, fast response time.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection domain; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of technical solutions of the utility model.
Claims (4)
1. a piezo jet formula point spray valve, it is characterized in that, comprise: the some glue seat of honour, the described some glue seat of honour offers fitting recess, this fitting recess is connected with piezoelectric ceramics brake, the two ends up and down of described piezoelectric ceramics brake are connected to the first the same flexible hinge amplifying device of structure and the second flexible hinge amplifying device, the entirety of described first flexible hinge amplifying device and the second flexible hinge amplifying device is in " Y " font, described first flexible hinge amplifying device and the second flexible hinge amplifying device with piezoelectric ceramics brake for axle center becomes mirror image to arrange, the middle part of the first flexible hinge amplifying device is fixedly connected with the some glue seat of honour, the middle part of described second flexible hinge amplifying device is connected with striker, described striker is connected with spray chamber, the lower end of described spray chamber is connected with nozzle base, nozzle base is connected with nozzle, the side of described spray chamber is connected with feed pipe.
2. piezo jet formula point spray valve according to claim 1, it is characterized in that, the middle part of described second flexible hinge amplifying device is also connected with the axis of guide, this axis of guide two ends be connected with the described some glue seat of honour and piezoelectric ceramics brake respectively, middle part and the striker of described second flexible hinge amplifying device lock, and striker can be moved up and down along this axis of guide with the second flexible hinge amplifying device.
3. piezo jet formula point spray valve according to claim 1, it is characterized in that, described first flexible hinge amplifying device and the second flexible hinge amplifying device are equipped with flexible part.
4. piezo jet formula point spray valve according to claim 1, it is characterized in that, described first flexible hinge amplifying device is connected with the both ends of described piezoelectric ceramics brake with the both ends of the second flexible hinge amplifying device, is provided with energising interface at piezoelectric ceramics brake both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520678817.4U CN204911976U (en) | 2015-09-05 | 2015-09-05 | Piezoelectricity injection formula point spouts valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520678817.4U CN204911976U (en) | 2015-09-05 | 2015-09-05 | Piezoelectricity injection formula point spouts valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204911976U true CN204911976U (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520678817.4U Expired - Fee Related CN204911976U (en) | 2015-09-05 | 2015-09-05 | Piezoelectricity injection formula point spouts valve |
Country Status (1)
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| CN (1) | CN204911976U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583166A (en) * | 2017-01-22 | 2017-04-26 | 山东大学 | Piezoelectrically-driven jet type dispensing device |
| CN108722788A (en) * | 2017-04-25 | 2018-11-02 | 深圳市腾盛工业设备有限公司 | A kind of piezoelectric ceramics spray site glue valve |
| CN108771784A (en) * | 2018-06-22 | 2018-11-09 | 杨阳 | A kind of high-precision syringe using piezoelectric stack |
| CN109604107A (en) * | 2018-10-15 | 2019-04-12 | 北京派和科技股份有限公司 | The piezo jet valve of symmetrical structure layout |
| CN109834015A (en) * | 2019-01-17 | 2019-06-04 | 哈尔滨工业大学（深圳） | A kind of colloid jet printing head and colloid injection method |
| CN114029201A (en) * | 2021-11-17 | 2022-02-11 | 上海盛普机械制造有限公司 | Compact type injection dispensing valve with adjustable glue output and glue injection method thereof |
-
2015
- 2015-09-05 CN CN201520678817.4U patent/CN204911976U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583166A (en) * | 2017-01-22 | 2017-04-26 | 山东大学 | Piezoelectrically-driven jet type dispensing device |
| CN108722788A (en) * | 2017-04-25 | 2018-11-02 | 深圳市腾盛工业设备有限公司 | A kind of piezoelectric ceramics spray site glue valve |
| CN108771784A (en) * | 2018-06-22 | 2018-11-09 | 杨阳 | A kind of high-precision syringe using piezoelectric stack |
| CN109604107A (en) * | 2018-10-15 | 2019-04-12 | 北京派和科技股份有限公司 | The piezo jet valve of symmetrical structure layout |
| CN109604107B (en) * | 2018-10-15 | 2020-10-16 | 北京派和科技股份有限公司 | Piezoelectric injection valve with symmetrical structural layout |
| CN109834015A (en) * | 2019-01-17 | 2019-06-04 | 哈尔滨工业大学（深圳） | A kind of colloid jet printing head and colloid injection method |
| CN109834015B (en) * | 2019-01-17 | 2021-10-22 | 哈尔滨工业大学（深圳） | Colloid jet printing head and colloid jet method |
| CN114029201A (en) * | 2021-11-17 | 2022-02-11 | 上海盛普机械制造有限公司 | Compact type injection dispensing valve with adjustable glue output and glue injection method thereof |
| CN114029201B (en) * | 2021-11-17 | 2022-09-23 | 上海盛普流体设备股份有限公司 | Compact type injection dispensing valve with adjustable glue output and glue injection method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20160905 |