CN209205721U - A kind of piezoelectric vibrator structure - Google Patents
A kind of piezoelectric vibrator structure Download PDFInfo
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- CN209205721U CN209205721U CN201821636160.5U CN201821636160U CN209205721U CN 209205721 U CN209205721 U CN 209205721U CN 201821636160 U CN201821636160 U CN 201821636160U CN 209205721 U CN209205721 U CN 209205721U
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- Prior art keywords
- half wave
- piezoelectric transducer
- connector
- wave piezoelectric
- group
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- 238000005476 soldering Methods 0.000 claims abstract description 22
- 230000005284 excitation Effects 0.000 claims abstract description 6
- 230000001360 synchronised effect Effects 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims description 16
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 229910052573 porcelain Inorganic materials 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The utility model discloses a kind of piezoelectric vibrator structures, it includes tool heads part, at least one set of half wave piezoelectric transducer and connector identical with half wave piezoelectric transducer group number；Clump weight is located at the center of connector, and the amplitude transformer of each half wave piezoelectric transducer in every group of half wave piezoelectric transducer is identical as the distance between the connector center of the side；Under the excitation of identical power supply, each half wave piezoelectric transducer in every group of half wave piezoelectric transducer does identical synchronous longitudinal movement under longitudinal vibration mode, so that the amplitude of soldering tip is superimposed.The amplitude of soldering tip is almost the simple superposition of each half wave piezoelectric transducer amplitude in every group of half wave piezoelectric transducer, energy loss is small, so that the output power of the piezoelectric vibrator structure is greatly improved, the constraint that peak power output in the prior art is 10KW is breached；Meanwhile the heat dissipation problem of the piezoelectric vibrator structure can be improved, reduce energy loss caused by the structure heating.
Description
Technical field
The utility model relates to ultrasound electric machine field, especially a kind of piezoelectric vibrator structure.
Background technique
In Ultrasonic metal concretion technology, ultrasonic vibration system be determine entire ultrasonic system performance key factor it
One, with the development of ultrasonic securement techniques, it is desirable that material category that can be affixed is more and more, while needing affixed speed faster
Degree and the processable scale arrived more greatly, will meet these new process requirements firstly the need of more powerful ultrasonic wave transducer
Device.
A kind of laser as Chinese utility model patent notification number is CN207386797U, patent name is metallic foil is auxiliary
Ultrasonic increasing material manufacturing device is helped, the roll welding pressure head both ends of the device have been respectively mounted ultrasonic transducer, the ultrasonic transducer of the device
The output power upper limit be 10KW, when needing the output power of 10KW or more, it is clear that this kind of ultrasound transducer means can not be real
It is existing, it is necessary to which that this kind of structure is improved.
Utility model content
The utility model provides a kind of piezoelectric vibrator structure, and which overcome the existing deficiencies of background technique.This reality
Used technical solution with novel its technical problem of solution is:
A kind of piezoelectric vibrator structure, it is characterised in that: it include tool heads part, at least one set of half wave piezoelectric transducer and
Connector identical with half wave piezoelectric transducer group number；
Tool head is divided to two clump weights being connected including soldering tip and respectively with soldering tip both ends；
Each half wave piezoelectric transducer structure in every group of half wave piezoelectric transducer is identical and includes metal bezel plate, pressure
Electroceramics, metal back cover plate and amplitude transformer, piezoelectric ceramics are connected between metal bezel plate and metal back cover plate, metal bezel plate
It is connected with amplitude transformer one end, the amplitude transformer other end is connected with connector；Connector is connected with a wherein clump weight；
Clump weight is located at the center of connector, each half wave piezoelectric transducer in every group of half wave piezoelectric transducer
Amplitude transformer is identical as the distance between the connector center of the side；Under the excitation of identical power supply, every group of half-wave piezoelectric energy-conversion
Each half wave piezoelectric transducer in device does identical synchronous longitudinal movement under longitudinal vibration mode, so that the amplitude of soldering tip
Superposition.
Among one preferred embodiment: the connector is strip, and every group of half wave piezoelectric transducer includes two and half wave pressures
Electric transducer, two and half wave piezoelectric transducers are located at the upper and lower sides of connector.
Among one preferred embodiment: the amplitude transformer of half wave piezoelectric transducer on the upside of connector and connector upper surface
And all had between the amplitude transformer and connector lower end surface of half wave piezoelectric transducer on the downside of connector one section it is identical
Distance.
Among one preferred embodiment: the connector is disc, and every group of half wave piezoelectric transducer includes three or three
The half above wave piezoelectric transducer, three or three or more half wave piezoelectric transducers surround connector center annular arranged for interval.
Among one preferred embodiment: the piezoelectric vibrator structure includes two and half wave piezoelectric transducers and two connectors,
Two connectors are connected with two clump weights respectively, and two and half wave piezoelectric transducers are connected with two connectors respectively.
Among one preferred embodiment: the soldering tip diameter is greater than clump weight diameter.
The technical program compared with the background art, it has the following advantages:
1. tool heads part side by connector by the amplitude transformer of one and half wave piezoelectric transducers and tool heads
Clump weight is connected, since clump weight is located at the center of connector, each half wave pressure in every group of half wave piezoelectric transducer
The amplitude transformer of electric transducer is identical as the distance between the connector center of the side, so that under the excitation of identical power supply, often
Each half wave piezoelectric transducer in half wave piezoelectric transducer of group does identical synchronous longitudinal movement under longitudinal vibration mode, with
So that the amplitude of soldering tip is superimposed, the amplitude of soldering tip is almost each half wave piezoelectric transducer vibration in every group of half wave piezoelectric transducer
The simple superposition of width, energy loss is small, so that the output power of the piezoelectric vibrator structure is greatly improved, breaches existing skill
Peak power output is the constraint of 10KW in art, needed for can increasing and decreasing the number of half wave piezoelectric transducer according to actual needs to reach
Output power；Meanwhile half wave piezoelectric transducer of each of every group of half wave piezoelectric transducer is arranged for interval, can be improved
The heat dissipation problem of the piezoelectric vibrator structure reduces energy loss caused by the structure heating.
2. connector is strip, every group of half wave piezoelectric transducer includes two and half wave piezoelectric transducers, two and half wave pressures
Electric transducer is located at the upper and lower sides of connector, the relatively small occasion of power needed for this kind of piezoelectric vibrator structure is suitble to.
3. connector is disc, every group of half wave piezoelectric transducer includes three or three or more half-wave piezoelectric energy-conversions
Device, the relatively large occasion of power needed for this kind of piezoelectric vibrator structure is suitble to, can increase disk ruler in certain size range
Very little, half wave piezoelectric transducer for making it possible to install is just more, and obtained output power is just bigger.
4. piezoelectric vibrator structure includes two and half wave piezoelectric transducers and two connectors, the tool heads part left and right sides is all
One and half wave piezoelectric transducers are connected with, so that the output power of the piezoelectric vibrator structure is bigger.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 depicts a kind of overall schematic of piezoelectric vibrator structure of a preferred embodiment.
Fig. 2 depicts a kind of schematic elevation view of piezoelectric vibrator structure of another preferred embodiment.
Specific embodiment
Fig. 1 is please referred to, an a kind of preferred embodiment of piezoelectric vibrator structure, a kind of piezoelectric vibrator structure, it is wrapped
Include tool heads part, at least one set of half wave piezoelectric transducer and connector 50 identical with half wave piezoelectric transducer group number.
Two clump weights 20 that tool head is divided to including soldering tip 10 and is connected respectively with 10 both ends of soldering tip.
In the present embodiment, 10 diameter of soldering tip is greater than 20 diameter of clump weight.
Each half wave piezoelectric transducer structure in every group of half wave piezoelectric transducer it is identical and include metal bezel plate 31,
Piezoelectric ceramics 32, metal back cover plate 33 and amplitude transformer 34, piezoelectric ceramics 32 are connected to metal bezel plate 31 and metal back cover plate 33
Between, metal bezel plate 31 is connected with 34 one end of amplitude transformer, and 34 other end of amplitude transformer is connected with connector 50；Connector
50 are connected with a wherein clump weight 20；
Clump weight 20 is located at the center of connector 50, each half wave piezoelectric energy-conversion in every group of half wave piezoelectric transducer
The amplitude transformer 34 of device is identical as the distance between 50 center of connector of the side；Under the excitation of identical power supply, every group of half-wave
Each half wave piezoelectric transducer in PZT (piezoelectric transducer) does identical synchronous longitudinal movement under longitudinal vibration mode, so that weldering
First 10 amplitude superposition.
In the present embodiment, the connector 50 is strip, and every group of half wave piezoelectric transducer includes that two half-wave piezoelectricity change
Energy device, two and half wave piezoelectric transducers are located at the upper and lower sides of connector 50.
Amplitude transformer 34 and 50 upper end of connector in the present embodiment, positioned at half wave piezoelectric transducer of 50 upside of connector
One is all had between face and 50 lower end surface of amplitude transformer 34 and connector of half wave piezoelectric transducer positioned at 50 downside of connector
The identical distance of section.So that the amplitude being superimposed at soldering tip 10 is larger, the more existing piezoelectric vibrator structure of obtained output power
Output power.
As shown in Fig. 2, the piezoelectric vibrator structure includes two and half wave piezoelectric transducers and two connectors 50, two companies
Fitting 50 is connected with two clump weights 20 respectively, and two and half wave piezoelectric transducers are connected with two connectors 50 respectively.Position
Oscillating curve after the half wave piezoelectric transducer amplitude superposition in left side is A, the half wave piezoelectric transducer amplitude positioned at right side
Oscillating curve after superposition is overlapped at soldering tip 10 again for B, oscillating curve A and oscillating curve B, so that soldering tip 10
Big more of the amplitude of the soldering tip of amplitude compared to the prior art.
As needed, connector 50 can be designed as to disc, every group of half wave piezoelectric transducer include three or three with
On half wave piezoelectric transducer, three or three or more half wave piezoelectric transducers surround 50 center annular arranged for interval of connector.
Disk size can be increased in certain size range, half wave piezoelectric transducer for making it possible to install is just more, obtained output
Power is just bigger.Similarly, the amplitude transformer 34 of each half wave piezoelectric transducer and disc connector 50 all have identical distance,
So that the amplitude being superimposed at soldering tip 10 is larger.
Tool heads part side by connector 50 by the amplitude transformer of one and half wave piezoelectric transducers and tool heads
Clump weight 20 is connected, each in every group of half wave piezoelectric transducer since clump weight 20 is located at the center of connector 50
The amplitude transformer 34 of half wave piezoelectric transducer is identical as the distance between 50 center of connector of the side so that in identical power supply
Under excitation, each half wave piezoelectric transducer in every group of half wave piezoelectric transducer done under longitudinal vibration mode it is identical synchronize it is vertical
To movement, so that the amplitude of soldering tip 10 is superimposed, the amplitude of soldering tip 10 is almost each half in every group of half wave piezoelectric transducer
The simple superposition of wave piezoelectric transducer amplitude, energy loss is small, so that the output power of the piezoelectric vibrator structure is greatly mentioned
Height breaches the constraint that peak power output in the prior art is 10KW, can increase and decrease half wave piezoelectric transducer according to actual needs
Number to reach required output power；Meanwhile half wave piezoelectric transducer of each of every group of half wave piezoelectric transducer is equal
For arranged for interval, the heat dissipation problem of the piezoelectric vibrator structure can be improved, reduce energy loss caused by the structure heating.
The above, only the utility model preferred embodiment, therefore, it cannot be limited according to, and the utility model is implemented
It is practical new to should still belong to this for range, i.e., equivalent changes and modifications made according to the scope of the patent of the utility model and the content of the manual
In the range of type covers.
Claims (6)
1. a kind of piezoelectric vibrator structure, it is characterised in that: it include tool heads part, at least one set of half wave piezoelectric transducer and with
The identical connector of half wave piezoelectric transducer group number；
Tool head is divided to two clump weights being connected including soldering tip and respectively with soldering tip both ends；
Each half wave piezoelectric transducer structure in every group of half wave piezoelectric transducer is identical and includes metal bezel plate, piezoelectricity pottery
Porcelain, metal back cover plate and amplitude transformer, piezoelectric ceramics are connected between metal bezel plate and metal back cover plate, metal bezel plate and change
Width bar one end is connected, and the amplitude transformer other end is connected with connector；Connector is connected with a wherein clump weight；
Clump weight is located at the center of connector, the luffing of each half wave piezoelectric transducer in every group of half wave piezoelectric transducer
Bar is identical as the distance between the connector center of the side；Under the excitation of identical power supply, in every group of half wave piezoelectric transducer
Each half wave piezoelectric transducer identical synchronous longitudinal movement is done under longitudinal vibration mode so that the amplitude of soldering tip is folded
Add.
2. a kind of piezoelectric vibrator structure according to claim 1, it is characterised in that: the connector be strip, every group
Half wave piezoelectric transducer includes two and half wave piezoelectric transducers, and two and half wave piezoelectric transducers are located at the upper and lower of connector
Side.
3. a kind of piezoelectric vibrator structure according to claim 2, it is characterised in that: the half-wave piezoelectricity on the upside of connector
The amplitude transformer of half wave piezoelectric transducer of the amplitude transformer of energy converter with connector upper surface and on the downside of connector with connect
One section of identical distance is all had between part lower end surface.
4. a kind of piezoelectric vibrator structure according to claim 1, it is characterised in that: the connector be disc, every group
Half wave piezoelectric transducer includes three or three or more half wave piezoelectric transducers, three or three or more half wave piezoelectric transducers
Around connector center annular arranged for interval.
5. a kind of piezoelectric vibrator structure according to claim 1, it is characterised in that: the piezoelectric vibrator structure includes two groups
Half wave piezoelectric transducer and two connectors, two connectors are connected with two clump weights respectively, two groups of half-wave piezoelectric energy-conversions
Device is connected with two connectors respectively.
6. a kind of piezoelectric vibrator structure according to claim 1, it is characterised in that: it is straight that the soldering tip diameter is greater than clump weight
Diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821636160.5U CN209205721U (en) | 2018-10-09 | 2018-10-09 | A kind of piezoelectric vibrator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821636160.5U CN209205721U (en) | 2018-10-09 | 2018-10-09 | A kind of piezoelectric vibrator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209205721U true CN209205721U (en) | 2019-08-06 |
Family
ID=67455464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821636160.5U Withdrawn - After Issue CN209205721U (en) | 2018-10-09 | 2018-10-09 | A kind of piezoelectric vibrator structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209205721U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109127342A (en) * | 2018-10-09 | 2019-01-04 | 华侨大学 | piezoelectric vibrator structure |
-
2018
- 2018-10-09 CN CN201821636160.5U patent/CN209205721U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109127342A (en) * | 2018-10-09 | 2019-01-04 | 华侨大学 | piezoelectric vibrator structure |
| CN109127342B (en) * | 2018-10-09 | 2024-04-05 | 华侨大学 | Piezoelectric vibrator structure |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190806 Effective date of abandoning: 20240405 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190806 Effective date of abandoning: 20240405 |