CN203862468U - Piezoelectric-drive-type spraying-direction flexible adjusting device - Google Patents
Piezoelectric-drive-type spraying-direction flexible adjusting device Download PDFInfo
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- CN203862468U CN203862468U CN201420212440.9U CN201420212440U CN203862468U CN 203862468 U CN203862468 U CN 203862468U CN 201420212440 U CN201420212440 U CN 201420212440U CN 203862468 U CN203862468 U CN 203862468U
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- shower nozzle
- cantilever
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- nozzle installed
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Abstract
The utility model relates to a piezoelectric-drive-type spraying-direction flexible adjusting device. The piezoelectric-drive-type spraying-direction flexible adjusting device comprises a spray nozzle installing face (21) composed of an elastic thin plate (2) and piezoelectric material sheets (3), cantilever deformation areas (22) and installation supporting areas (23). The piezoelectric material sheets (3) adhere to the surfaces of cantilevers of the cantilever deformation areas (22); when the piezoelectric-drive-type spraying-direction flexible adjusting device works, the installation supporting areas (23) are fixed to required positions, a voltage is applied across two poles of each piezoelectric material sheet (3), the cantilever deformation areas (22) bend and deform, the deformation of all the cantilevers jointly causes changes of the normal direction of the spray nozzle installing face (21), a spray nozzle (1) is fixed to the spray nozzle installing face, the spraying direction of the spray nozzle (1) is the same as the normal direction of the spray nozzle installing face (21), the spraying direction can be controlled by adjusting the deformation of all the cantilevers, and then the direction of the spray nozzle (1) is made to change. The piezoelectric-drive-type spraying-direction flexible adjusting device has the advantages of being high in response frequency, simple in structure, convenient to machine and numerically control and high in control precision.
Description
Technical field
The present invention relates to a kind of precise driving device, relate in particular to the flexible adjusting device of a kind of driving type piezoelectric actuator injection direction.
Background technology
Liquid or powder jetting increase in material manufacture and the bonding sealed in unit of electronic product and are widely used in three-dimensional, mainly realize by the motion of two-dimensional movement platform the plan-position that liquid sprayed in the past, this mode is owing to being activated the restriction of MECHANISM PRECISION and mechanism's inertia factor, its response speed is restricted, the highest response frequency that general stepper motor can reach is no more than 1kHz, and the operating frequency of the piezo jet device of single-point type can reach 60kHz, therefore current two-dimension moving platform can not be brought into play the ability of piezo jet device completely.
Summary of the invention
In order solve to spray in the past, to increase the low problem that can not bring into play piezoelectric type injection apparatus frequency characteristic completely of two-dimension moving platform response frequency in the control of material process median-plane location, to propose the flexible adjusting device of a kind of driving type piezoelectric actuator injection direction.This device utilizes a plurality of piezoelectrics to export compound motion under voltage drives, and forms injector head direction and changes, have fast response time, simple in structure, be convenient to processing, be convenient to Digital Control and the high feature of control accuracy.
For achieving the above object, the present invention is by the following technical solutions:
The flexible adjusting device of a kind of driving type piezoelectric actuator injection direction of the present invention, comprising: shower nozzle installed surface, cantilever deflection district and the integral type direction adjusting mechanism that Support formation is installed.Described three regions are arranged on a polygon or round and elastic substrate, the described elastic plate geometric center of take is initial point, at initial point place, arrange shower nozzle installing hole, shower nozzle center and shower nozzle installing hole center superposition during installation, described shower nozzle installing hole thin plate plane and shower nozzle installing hole around forms shower nozzle installed surface; Centered by shower nozzle installing hole, in shower nozzle installed surface external circumferential, be evenly arranged material and remove district, in the annular region in the outside of shower nozzle installed surface centered by shower nozzle installing hole, form a plurality of cantilever deflections district of circumferential arrangement; The elastic base plate material in outside, cantilever deflection district forms installs Support, can need to carry out the adjustment of appearance profile according to actual installation.The cantilever surface in described cantilever deflection district is pasted with piezoelectric thin slice, between piezoelectric the two poles of the earth, apply voltage, cantilever occurs bending and deformation, the distortion of each cantilever causes that the normal direction of shower nozzle installed surface plane changes, and shower nozzle is fixed on shower nozzle installed surface, its injection direction is identical with shower nozzle installed surface plane normal direction, by adjusting the deflection of each cantilever, can realize the control to injection direction.
Link position at each cantilever of cantilever deflection district and shower nozzle installed surface is furnished with rigidity adjusting hole, can adjust empty size by changing described rigidity, the driving force of the distortion of adjustment cantilever to shower nozzle installed surface, at each cantilever and installation Support link position, be furnished with support adjusting hole simultaneously, described support adjusting hole can be adjusted the holding state of cantilever beam, and then the deformation characteristic of cantilever beam is adjusted.
It can be 3,4 or 5 that described material is removed district, individual to form the cantilever of equal amount, can adopt more than 5 material to remove the scheme that district forms a plurality of cantilever beams when size is larger.The side that described piezoelectric thin layer can be arranged in cantilever also can be arranged in the both sides of cantilever simultaneously.
The flexible adjusting device accessory of described driving type piezoelectric actuator injection direction is few, and accessory machining accuracy is easily controlled, and after forming product, reliability is high, is convenient to Digital Control; Owing to adopting piezoelectric to drive, the response frequency of this device is high, can meet the demand that piezo jet high frequency position is adjusted simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of this patent.
Fig. 2 is a kind of specific embodiment of this patent Elastic substrate.
The specific embodiment
See figures.1.and.2, the flexible adjusting device of driving type piezoelectric actuator injection direction of the present invention is for adjusting the injection direction of injector head 1, and by elastic base plate 2 and the formed shower nozzle installed surface 21 of piezoelectric thin slice 3, cantilever deflection district 22 and installation Support 23 form.Wherein the geometric center of elastic base plate 2 is furnished with circular shower nozzle installing hole 211, injector head 1 is fixed on the centre of the flexible adjusting device of driving type piezoelectric actuator injection direction by nut 4 through installing hole 211, surrounding at shower nozzle installing hole 211 forms shower nozzle installed surface 21 by the region of not removing material, after injector head 1 is installed, the axis of injector head 1 is that injection direction is parallel with the normal direction of shower nozzle installed surface 21; In shower nozzle installed surface 21 external circumferential, be evenly arranged after material is removed district 24 and in the annular region in shower nozzle installed surface 21 outsides centered by shower nozzle installing hole 211, form a plurality of cantilever deflections district 22 of circumferential arrangement; 22 outsides, cantilever deflection district form installation Support 23 by the fringe region of elastic base plate 2, can need to adjust the appearance profile of Support 23 is installed according to actual installation.The cantilever surface in described cantilever deflection district 22 is pasted with piezoelectric thin slice 3.
During work, installation Support 23 is fixed on to desired location, between piezoelectric thin slice 3 the two poles of the earth, apply voltage, cantilever deflection district 22 occurs bending and deformation, the distortion of each cantilever causes that the normal direction of shower nozzle installed surface 21 changes jointly, and injector head 1 is fixed on shower nozzle installed surface, its injection direction is identical with shower nozzle installed surface 21 normal directions, by adjusting the deflection of each cantilever, can realize the control to injection direction.
In cantilever deflection district 22, the link position of each cantilever and shower nozzle installed surface 21 is furnished with rigidity adjusting hole 25, driving force for the adjusted size cantilever deflection of adjusting hole 25 to shower nozzle installed surface 21, at each cantilever and installation Support 23 link positions, be also furnished with rigidity adjusting hole 26 simultaneously, described rigidity adjusting hole 26 can be adjusted the holding state of cantilever beam, and then the deformation characteristic of cantilever beam is adjusted.
Claims (2)
1. the flexible adjusting device of a driving type piezoelectric actuator injection direction, comprise: the shower nozzle installed surface (21) being formed by elastic base plate (2) and piezoelectric thin slice (3), cantilever deflection district (22) and installation Support (23), wherein the geometric center of elastic base plate (2) is furnished with the circular shower nozzle installing hole (211) that injector head (1) is installed, at shower nozzle installing hole (211), by the region of not removing material, form shower nozzle installed surface (21) around, after injector head (1) is installed, the axis of injector head (1) is that injection direction is parallel with the normal direction of shower nozzle installed surface (21); After being evenly arranged material to remove district (24), shower nozzle installed surface (21) external circumferential forms the cantilever deflection district (22) being formed by a plurality of cantilevers of circumferential arrangement in the annular region in shower nozzle installed surface (21) outside centered by shower nozzle installing hole (211); The fringe region of cantilever deflection district (22) outer elastic thin plate (2) forms installs Support (23), can need to adjust the appearance profile of Support (23) is installed according to actual installation; The cantilever surface in described cantilever deflection district (22) is pasted with piezoelectric thin slice (3); In cantilever deflection district (22), the link position of each cantilever and shower nozzle installed surface (21) is furnished with rigidity adjusting hole (25), the driving force of adjusted size cantilever deflection that can be by rigidity adjusting hole (25) to shower nozzle installed surface (21), at each cantilever, be also furnished with and support adjusting hole (26) with installation Support (23) link position simultaneously, described support adjusting hole (26) can be adjusted the holding state of cantilever beam, and then the deformation characteristic of cantilever beam is adjusted;
Support (23) will be installed during work and be fixed on desired location, between piezoelectric thin slice (3) the two poles of the earth, apply voltage, cantilever deflection district (22) occurs bending and deformation, the distortion of each cantilever causes that the normal direction of shower nozzle installed surface (21) changes jointly, and injector head (1) is fixed on shower nozzle installed surface (21), its injection direction is identical with shower nozzle installed surface (21) normal direction, by adjusting the deflection of each cantilever, realizes the control to injection direction.
2. the flexible adjusting device of driving type piezoelectric actuator injection direction according to claim 1, is characterized in that: it can be 3,4 or 5 that described material is removed district (24) quantity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212440.9U CN203862468U (en) | 2014-04-28 | 2014-04-28 | Piezoelectric-drive-type spraying-direction flexible adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212440.9U CN203862468U (en) | 2014-04-28 | 2014-04-28 | Piezoelectric-drive-type spraying-direction flexible adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203862468U true CN203862468U (en) | 2014-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420212440.9U Withdrawn - After Issue CN203862468U (en) | 2014-04-28 | 2014-04-28 | Piezoelectric-drive-type spraying-direction flexible adjusting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203862468U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934144A (en) * | 2014-04-28 | 2014-07-23 | 吉林大学 | Piezoelectrically-driven spraying direction flexible adjustment device |
| CN108933422A (en) * | 2017-05-22 | 2018-12-04 | 沃尔沃汽车公司 | cable terminal protective device |
| CN115366006A (en) * | 2021-05-21 | 2022-11-22 | 通用汽车环球科技运作有限责任公司 | Automatic regulating hydraulic mechanical fluid nozzle device |
-
2014
- 2014-04-28 CN CN201420212440.9U patent/CN203862468U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934144A (en) * | 2014-04-28 | 2014-07-23 | 吉林大学 | Piezoelectrically-driven spraying direction flexible adjustment device |
| CN108933422A (en) * | 2017-05-22 | 2018-12-04 | 沃尔沃汽车公司 | cable terminal protective device |
| CN108933422B (en) * | 2017-05-22 | 2020-05-05 | 沃尔沃汽车公司 | Cable terminal protection device |
| CN115366006A (en) * | 2021-05-21 | 2022-11-22 | 通用汽车环球科技运作有限责任公司 | Automatic regulating hydraulic mechanical fluid nozzle device |
| CN115366006B (en) * | 2021-05-21 | 2024-03-22 | 通用汽车环球科技运作有限责任公司 | Self-adjusting hydraulic mechanical fluid nozzle device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141008 Effective date of abandoning: 20150729 |
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| RGAV | Abandon patent right to avoid regrant |