CN208738304U - A kind of preparation facilities and energy converter preparation system of piezoelectric ceramic transducer biscuit - Google Patents
A kind of preparation facilities and energy converter preparation system of piezoelectric ceramic transducer biscuit Download PDFInfo
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- CN208738304U CN208738304U CN201821493881.5U CN201821493881U CN208738304U CN 208738304 U CN208738304 U CN 208738304U CN 201821493881 U CN201821493881 U CN 201821493881U CN 208738304 U CN208738304 U CN 208738304U
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- biscuit
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- ceramic transducer
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Abstract
The utility model provides a kind of preparation facilities of piezoelectric ceramic transducer biscuit, including computer control, grenade instrumentation, container and shaped platform；The computer control is electrically connected with the grenade instrumentation, the shaped platform respectively；The shaped platform is equipped with the support base moving up and down for being used to support molding biscuit, and the support base is always positioned in the image projection scope of the grenade instrumentation.The preparation facilities of piezoelectric ceramic transducer biscuit provided by the utility model, the piezoelectric ceramic transducers biscuit such as piezoelectricity array element, back sheet, matching layer, electrode layer can be subjected to micro- stereolithography, to produce structural integrity, high performance piezoelectric ceramic devices, and then be conducive to the high-precision requirement for meeting ultrasonic transducer, and effectively improve working efficiency.
Description
Technical field
The utility model relates to transducer technology field, the preparation more particularly, to a kind of piezoelectric ceramic transducer biscuit is filled
It sets and energy converter preparation system.
Background technique
In the manufacturing process of ultrasonic transducer, piezoelectric ceramics is one of the most common type material.Traditional piezoelectric ceramics material
The manufacturing process of material is manufactured in the form of subtraction manufacture, and it is long that there is making times, the various problem of program, and piezoelectricity
Ceramic material has widely been used now, and traditional manufacturing mode has been far from satisfying the demand of society.
With the continuous development of science and technology, there is also very big for precision, the complexity for the piezoceramic material that traditional technology is made
Limitation.Therefore the piezoelectric ceramic transducer biscuit being prepared by traditional technology, for making complicated ultrasound
For energy converter, it is far from satisfying its demand.
Utility model content
Problem in view of the prior art, the purpose of the utility model is to provide a kind of preparations of piezoelectric ceramic transducer biscuit
Device and energy converter preparation system, by using micro- stereolithography technology, by piezoelectricity array element, back sheet, matching layer, electrode
Connection is printed entirely, and piezoelectric ceramic devices structural integrity, the performance produced are high, can satisfy the high-precision of ultrasonic transducer
It is required that and effectively improving working efficiency.
In order to achieve the above object, the utility model embodiment provides a kind of preparation dress of piezoelectric ceramic transducer biscuit
It sets, including computer control, grenade instrumentation, container and shaped platform；The computer control is filled with the projection respectively
It sets, shaped platform electrical connection；The shaped platform is equipped with the support bottom moving up and down for being used to support molding biscuit
Seat, the support base are always positioned in the image projection scope of the grenade instrumentation.
The preparation facilities of piezoelectric ceramic transducer biscuit provided in this embodiment can be by piezoelectricity array element, back sheet, matching
Layer, electrode layer etc. carry out micro- stereolithography, to produce structural integrity, high performance piezoelectric ceramic devices, Jin Eryou
Conducive to meeting the high-precision requirement of ultrasonic transducer, and effectively improve working efficiency.
Preferably, the preparation facilities of the piezoelectric ceramic transducer biscuit further includes for putting down the container
Pulp surface unenhanced device, the unenhanced device is electrically connected with the computer control.
Preferably, the grenade instrumentation includes Digital Micromirror Device, optical lens and reflecting mirror；The reflection
Mirror is located at the top of the support base, the optical lens be located at the Digital Micromirror Device projection end and the reflecting mirror
Between, the projection ray at the projection end of the Digital Micromirror Device passes sequentially through the optical lens and the reflecting mirror is mapped to institute
It states in support base.
Preferably, the shaped platform includes first motor driving device and by the first motor driving device
The lifter of control, the lifter are fixedly connected with the support base.
Preferably, the lifter is vertical with the support base.
Preferably, the unenhanced device is including the second motor driver and by the second motor driver control
The translation device of system, the translation device put down portion equipped with the pulp surface for putting down the container.
The utility model additionally provides a kind of energy converter preparation system, including such as above-mentioned piezoelectric ceramic transducer biscuit
Preparation facilities, and piezoelectric ceramic transducer biscuit is post-processed to obtain the after-treatment device of energy converter.
Detailed description of the invention
Fig. 1 is the structural representation of the preparation facilities for the piezoelectric ceramic transducer biscuit that the utility model embodiment one provides
Figure；
Fig. 2 is the process flow chart for the energy converter preparation system that the utility model embodiment one provides；
Wherein, 1, computer control；20, Digital Micromirror Device；21, optical lens；22, reflecting mirror；3, container；40,
Lifter；41, support base；5, unenhanced device.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clear, complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Figure 1, the utility model embodiment provides a kind of preparation facilities of piezoelectric ceramic transducer biscuit, including
Computer control 1, grenade instrumentation, container 3 and shaped platform；The computer control 1 respectively with the grenade instrumentation, institute
State shaped platform electrical connection；The shaped platform is equipped with the support base moving up and down 41 for being used to support molding biscuit,
The support base 41 is always positioned in the image projection scope of the grenade instrumentation.
In the utility model embodiment, it should be noted that when preparing piezoelectric ceramics transducing using the preparation facilities
When device biscuit, the computer control 1 passes through a series of mask image of the two-dimensional sections for the component for needing to print described
Grenade instrumentation projects and carries out Stereolithography on the slurry of the container 3, at the same the computer control 1 control it is described at
Type platform moves up and down, the biscuit for the molding corresponding component that adds up；On after the feature replacement slurry of different components repeatedly
The process of stating is finally completed the biscuit of piezoelectric ceramic transducer.
In the utility model embodiment, it should be noted that use for reference that thick film hybrid technology realizes energy converter
Printing slurry is prepared respectively with layer, back sheet, electrode layer, and molding biscuit and piezoelectric ceramics array element biscuit together high temperature burnt
Knot.Thick film hybrid slurry is by solid particle (0.2-10 microns) and the groups such as resin or polymer adhesive, surfactant
At.Particle size is agreed with food ingredient and micro- stereolithography slurry in slurry, by introducing light curing agent, UV absorption
Agent etc. is used for micro- stereolithography.Corresponding tune is done to parameters such as thick film hybrid slurry solids particle size, solid contents
It is whole, so that the parameters such as its acoustic impedance, acoustic attenuation is met specific high-frequency transducer's demand.Alumina substrate slurry can be used for transducing
Device is by lining；Conductor paste can be used for electrode layer；Glass powder packaging slurry can be used for matching layer.
In the utility model embodiment, it should be noted that there are also following respective for each component printing slurry of energy converter
Particular/special requirement: piezoelectric layer, slurry solid content is high, the moderate ceramic powder of particle size, and bubble is few as far as possible in slurry, with full
Sufficient piezoelectric ceramics high density, high-densit requirement；Back sheet: slurry solid content is moderate, the big aluminium oxide of particle size distribution range
Powder are waited, bubble is moderate in slurry, to meet compared with high sound attenuation requirement；Matching layer: slurry solid content is low, the small glass powder of particle
End, bubble is few as far as possible in slurry, to meet acoustic impedance match and the requirement that decays in a low voice；Electrode interconnection layer: slurry solid content is suitable
In, the small metal powder of particle, bubble is few as far as possible in slurry, to meet the requirement that layer is thin and resistivity is low.
In the utility model embodiment, preferably, the preparation facilities of the piezoelectric ceramic transducer biscuit
It further include the unenhanced device 5 for putting down the pulp surface of the container 3, the unenhanced device 5 is electrically connected with the computer control 1
It connects.During printing piezoelectric ceramic transducer a certain component, when projection image is switched to next layer, the shaped platform pair
It should move down, while the unenhanced device 5 puts down the slurry of device surface cured on shaped platform, so that the slurry of device surface
Material is uniformly distributed, and carries out place mat for next layer of curing molding.
In the utility model embodiment, it should be noted that the grenade instrumentation includes Digital Micromirror Device 20, optics
Lens 21 and reflecting mirror 22；The reflecting mirror 22 is located at the top of the support base 41, and the optical lens 21 is located at institute
It states between the projection end of Digital Micromirror Device 20 and the reflecting mirror 22, the projected light at the projection end of the Digital Micromirror Device 20
Line passes sequentially through the optical lens 21 and the reflecting mirror 22 is mapped in the support base 41.In printing piezoelectric ceramics transducing
During a certain component of device, the mask image of the two-dimensional section for the device that the grenade instrumentation generates computer control 1 is thrown
It is mapped to pulp surface, the slurry within the scope of image illumination is cured reaction, is converted to solid-state, and single layer molding finishes.The throwing
Injection device specifically includes Digital Micromirror Device 20 (DMD), optical lens 21 and reflecting mirror 22, when projecting image, passes through movement
The position of optical lens 21 and reflecting mirror 22 projects size and the radiation direction etc. of image to change, to reach optimal projection
Effect, without mobile Digital Micromirror Device 20.
In the utility model embodiment, it should be noted that the shaped platform include first motor driving device and
The lifter 40 controlled by the first motor driving device, the lifter 40 are fixedly connected with the support base 41.Institute
It states computer control 1 and controls the grenade instrumentation and printed with the shaped platform synchronous matching, in printing piezoelectric ceramics
During a certain component of energy converter, when project image be switched to next layer when, the computer control 1 by control it is described at
The first motor driving device of type platform moves down the correspondence of support base 41, while the unenhanced device 5 on shaped platform to having consolidated
The slurry of the device surface of change is put down, so that the slurry of device surface is uniformly distributed, carries out place mat for next layer of curing molding.
In the utility model embodiment, it is to be understood that the lifter 40 is vertical with the support base 41.?
During printing piezoelectric ceramic transducer component, in order to reach optimal printing effect, it shall be guaranteed that the support base 41 is always
It is parallel with pulp surface, therefore the design vertical with the support base 41 of the lifter 40 may make in support base 41
It is parallel with pulp surface always during lower movement.
In the utility model embodiment, preferably, the unenhanced device 5 include the second motor driver and by
The translation device of the second motor driver control, the translation device are equipped with the pulp surface for putting down the container 3
Put down portion.During printing piezoelectric ceramic transducer a certain component, when projection image is switched to next layer, the molding
Platform correspondence moves down, while the unenhanced device 5 moves left and right under the driving of second motor driver, described to put down portion
The slurry of device surface cured on shaped platform is put down, so that the slurry of device surface is uniformly distributed, it is next layer
Curing molding carries out place mat.
In the utility model embodiment, when preparing piezoelectric ceramic transducer biscuit using the preparation facilities, pass through
The computer control 1 is divided the three-dimensional structure slice of high-frequency transducer using computer softwares such as AutoCAD
It cuts and handles and resolve into a series of two-dimensional section；Then preparation printing slurry in light curing agent solution is added in solid powder；
Then the mask image of two-dimensional section is projected into pulp surface using the Digital Micromirror Device 20 (DMD) of the grenade instrumentation
On, the slurry within the scope of image illumination is cured reaction, is converted to solid-state, and single layer molding finishes, and closes light source；Pass through institute again
It states computer control 1 and controls the shaped platform movement, pulp surface is put down, projection image is switched to next layer, light source
It opens, DMD micro mirror projects the mask image of new two-dimensional section in pulp surface, and is allowed to solidify；Repeat above-mentioned projection
And solidification process, it can add up and form the biscuit of a certain component.Above-mentioned steps are repeated after replacing the slurry of another component, are formed
Next component is obtained, until molding obtains entire energy converter biscuit.
The utility model additionally provides a kind of energy converter preparation system, including such as above-mentioned piezoelectric ceramic transducer biscuit
Preparation facilities, and piezoelectric ceramic transducer biscuit is post-processed to obtain the after-treatment device of energy converter.
Fig. 2 is referred to, in the present embodiment, the work preparation principle of the energy converter preparation system is:
Firstly, the three-dimensional structure of high-frequency transducer is carried out slice segmentation by the computer control 1
Processing, resolves into a series of two-dimensional section；
Then solid powder is added in light curing agent solution, preparation printing slurry；
The mask image of two-dimensional section is projected in pulp surface by the Digital Micromirror Device 20, image illumination model
Slurry in enclosing is cured reaction, is converted to solid-state, and single layer molding finishes, and closes light source；
It is mobile to control the shaped platform, and is put down pulp surface by the unenhanced device, projection image is switched to down
One layer, light source is opened, and the Digital Micromirror Device 20 projects the mask image of new two-dimensional section in pulp surface, and makes
Solidification.
Above-mentioned projection and solidification process are repeated, the biscuit for the piezoelectric ceramic transducer profiled part that adds up；
Finally the biscuit of all piezoelectric ceramic transducer profiled parts is dried by the after-treatment device, degreasing
Processing, until entire energy converter embryo is formed, to obtain piezoelectric ultrasonic transducer.
Wherein, it should be noted that need to prepare printing slurry respectively for the matching layer, back sheet, electrode layer of energy converter
Material, and molding biscuit all needs the high-temperature sintering process for passing through the after-treatment device together with piezoelectric ceramics array element biscuit.
As an improvement of the above scheme, thick film hybrid slurry by solid particle (0.2-10 microns) and resin or polymerize
The composition such as object adhesive, surfactant.Particle size is agreed with food ingredient and micro- stereolithography slurry in slurry, is led to
Introducing light curing agent, ultraviolet absorber etc. are crossed, micro- stereolithography is used for.
As an improvement of the above scheme, the parameters such as thick film hybrid slurry solids particle size, solid content are done accordingly
Adjustment, makes the parameters such as its acoustic impedance, acoustic attenuation meet specific high-frequency transducer's demand.Alumina substrate slurry can be used for changing
Energy device is by lining；Conductor paste can be used for electrode layer；Glass powder packaging slurry can be used for matching layer.
To sum up, compared with the prior art, the utility model beneficial effect is that the utility model embodiment provides one kind
The preparation facilities of piezoelectric ceramic transducer biscuit, including computer control 1, grenade instrumentation, container 3 and shaped platform；It is described
Computer control 1 is electrically connected with the grenade instrumentation, the shaped platform respectively；The shaped platform is equipped with and is used to support
The support base moving up and down 41 of molding biscuit, the support base 41 are always positioned at the image projection of the grenade instrumentation
In range.When preparing piezoelectric ceramic transducer biscuit using the preparation facilities, the computer control 1 will need to print
A series of mask image of two-dimensional sections of component projected by the grenade instrumentation and carry out light on the slurry of the container 3
Curing molding, while the computer control 1 controls moving up and down for the shaped platform, the element for the molding corresponding component that adds up
Base；It replaces to repeat the above process after slurry and is finally completed the biscuit of piezoelectric ceramic transducer further according to the feature of different components.It is logical
The preparation facilities for crossing piezoelectric ceramic transducer biscuit provided by the embodiment of the utility model, by piezoelectricity array element, back sheet, matching
Layer, electrode connection are printed entirely, to produce structural integrity, high performance piezoelectric ceramic devices, and then realize that production is super
The high-precision requirement of sonic transducer, and working efficiency greatly improved.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the protection scope of the utility model.
Claims (7)
1. a kind of preparation facilities of piezoelectric ceramic transducer biscuit, which is characterized in that including computer control, grenade instrumentation,
Container and shaped platform；The computer control is electrically connected with the grenade instrumentation, the shaped platform respectively；The molding
Platform is equipped with the support base moving up and down for being used to support molding biscuit, and the support base is always positioned at the projection
In the image projection scope of device.
2. the preparation facilities of piezoelectric ceramic transducer biscuit as described in claim 1, which is characterized in that further include for putting down
The unenhanced device of the pulp surface of the container, the unenhanced device are electrically connected with the computer control.
3. the preparation facilities of piezoelectric ceramic transducer biscuit as claimed in claim 1 or 2, which is characterized in that the projection dress
It sets including Digital Micromirror Device, optical lens and reflecting mirror；The reflecting mirror is located at the top of the support base, the light
Lens are learned to be located between the projection end and the reflecting mirror of the Digital Micromirror Device, the projection end of the Digital Micromirror Device
Projection ray passes sequentially through the optical lens and the reflecting mirror is mapped in the support base.
4. the preparation facilities of piezoelectric ceramic transducer biscuit as described in claim 1, which is characterized in that the shaped platform packet
The lifter for including first motor driving device and being controlled by the first motor driving device, the lifter and the support bottom
Seat is fixedly connected.
5. the preparation facilities of piezoelectric ceramic transducer biscuit as claimed in claim 4, which is characterized in that the lifter and institute
It is vertical to state support base.
6. the preparation facilities of piezoelectric ceramic transducer biscuit as claimed in claim 2, which is characterized in that the unenhanced device includes
Second motor driver and the translation device controlled by second motor driver, the translation device are equipped with for putting down
The pulp surface of the container puts down portion.
7. a kind of energy converter preparation system, which is characterized in that changed including piezoelectric ceramics as described in any one of claims 1 to 6
The preparation facilities of energy device biscuit, and piezoelectric ceramic transducer biscuit is post-processed to obtain the after-treatment device of energy converter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821493881.5U CN208738304U (en) | 2018-09-12 | 2018-09-12 | A kind of preparation facilities and energy converter preparation system of piezoelectric ceramic transducer biscuit |
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| CN201821493881.5U CN208738304U (en) | 2018-09-12 | 2018-09-12 | A kind of preparation facilities and energy converter preparation system of piezoelectric ceramic transducer biscuit |
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| CN208738304U true CN208738304U (en) | 2019-04-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114190978A (en) * | 2021-11-25 | 2022-03-18 | 中国科学院深圳先进技术研究院 | Array ultrasonic transducer and manufacturing method and assembling device thereof |
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2018
- 2018-09-12 CN CN201821493881.5U patent/CN208738304U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114190978A (en) * | 2021-11-25 | 2022-03-18 | 中国科学院深圳先进技术研究院 | Array ultrasonic transducer and manufacturing method and assembling device thereof |
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