CN109245600A - Non-coil type ultra-magnetic deformation actuator - Google Patents
Non-coil type ultra-magnetic deformation actuator Download PDFInfo
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- CN109245600A CN109245600A CN201811323574.7A CN201811323574A CN109245600A CN 109245600 A CN109245600 A CN 109245600A CN 201811323574 A CN201811323574 A CN 201811323574A CN 109245600 A CN109245600 A CN 109245600A
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- permanent magnet
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- 230000000694 effects Effects 0.000 claims abstract description 7
- 239000000615 nonconductor Substances 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000005347 demagnetization Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
- H02N2/04—Constructional details
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
- H02N2/06—Drive circuits; Control arrangements or methods
- H02N2/062—Small signal circuits; Means for controlling position or derived quantities, e.g. for removing hysteresis
Abstract
The invention discloses a kind of non-coil type ultra-magnetic deformation actuators, are related to magnetic deformation actuator technical field.The actuator includes cylindrical permanent magnet, the pole N of the cylindrical permanent magnet and the pole S radial distribution, and when the pole N, S is located at vertical position, magnetizer in the face of the pole magnet N, upper magnetizer is magnetized to the pole N；Magnetizer under S grades of faces of magnet, lower magnetizer is magnetized to S grades, and passes through the effect of the non-conductor plate, the magnetic line of force reaches lower magnetizer by upper magnetizer again after GMM component, the closure magnetic line of force is formed, forms high-intensity magnetic field around GMM component, magnetic field acts on GMM component generation；After driving device drives the permanent magnet to be rotated by 90 °, the pole N, S is horizontally situated, and the magnetic line of force forms in upper and lower magnetizer closed circuit respectively, and upper and lower magnetizer demagnetizes rapidly, so that not having magnetic field around GMM component, will not act on GMM component generation.
Description
Technical field
The present invention relates to magnetic deformation actuator technical fields more particularly to a kind of non-coil type ultra-magnetic telescopic to activate
Device.
Background technique
Giant magnetostrictive material (Giant Magnetostrictive Material, abbreviation GMM) is a kind of applies more
Extensive intellectual material has the physical effects such as magnetostriction, converse magnetostriction, torsion and jump.With piezoelectric material and tradition
Magnetostriction materials compare, giant magnetostrictive material have higher energy density and the magnetomechanical coefficient of coup, at room temperature can
Realize bigger magnetostrictive strain and power output, and the Curie temperature of giant magnetostrictive material and compression strength are higher,
Working performance is also more stable.Therefore, giant magnetostrictive material is in magnetic field detection, Ultra-precision Turning, vibration and noise reducing and fluid device
Part driving etc. has relatively broad application.
Super mangneto actuator is generally GMM(giant magnetostrictive material by magnetizing coil in the prior art) stick provide driving magnetic
(shown in Fig. 1), electric current when work in magnetizing coil can cause coil heating, and heat can reach in GMM rod, lead to GMM
Stick temperature increases, and temperature is fairly obvious on the influence of the magnetostriction coefficient of GMM, when temperature increases tens degree, because fever is led
The thermal deformation displacement output phase of cause is very huge for its controllable displacement.
Summary of the invention
It is defeated the technical problem to be solved by the present invention is to how provide a kind of coefficient of elongation of GMM rod not to be affected by temperature
Non-coil type ultra-magnetic deformation actuator with high accuracy out.
In order to solve the above technical problems, the technical solution used in the present invention is: a kind of non-coil type ultra-magnetic telescopic causes
Dynamic device, it is characterised in that: including cylindrical permanent magnet, the pole N of the cylindrical permanent magnet and the pole S radial distribution, the permanent magnetism
Casing assembly is provided on the outside of body, the casing assembly includes non-magnetic plate and magnetic conduction subassembly, and the magnetic conduction subassembly is described
Non-conductor plate is divided into magnetizer and lower magnetizer two parts, and the upper magnetizer and lower magnetizer are with the cylindrical permanent magnet
It is symmetrical arranged for symmetry axis, the left end of the upper magnetizer and lower magnetizer has notch, passes through the right side of the upper magnetizer
The right part of plate, the right side plate of lower magnetizer and non-magnetic plate closes the right end of the cylindrical permanent magnet, described outer
GMM component mounting groove is provided on the right side of shell component, the mounting groove sequentially passes through the right side of the upper magnetizer from top to bottom
Enter the right side plate part of the lower magnetic conductive board behind plate part and the non-magnetic plate, GMM component is located at GMM component peace
In tankage, be provided with driving device on the outside of the actuator, the driving device for drive the cylindrical permanent magnet into
Row rotation；
When the pole N, S is located at vertical position, magnetizer in the face of the pole permanent magnet N, upper magnetizer is magnetized to the pole N；Permanent magnet S grade
Magnetizer under face, lower magnetizer are magnetized to S grades, and by the effect of the non-conductor plate, the magnetic line of force is passed through by upper magnetizer
It crosses and reaches lower magnetizer after GMM component again, form the closure magnetic line of force, form high-intensity magnetic field around GMM component, magnetic field is to GMM component
Generation effect, GMM rod extend output displacement；After driving device drives the permanent magnet to be rotated by 90 °, the pole N, S is located at level
Position, the magnetic line of force form in upper and lower magnetizer closed circuit respectively, and upper and lower magnetizer demagnetizes rapidly, so that not having around GMM component
There is magnetic field, GMM component generation will not be acted on, GMM rod is shunk.
Preferably, the non-magnetic plate is copper sheet.
A further technical solution lies in: the GMM component mounting groove is vertically arranged.
A further technical solution lies in: the GMM component mounting groove include positioned at downside GMM rod installation slot part,
Drive rod positioned at middle part installs slot part and superposed adjusting nut installs slot part.
A further technical solution lies in: the GMM component includes positioned at the GMM rod of downside, positioned at the drive rod at middle part
And the adjusting nut positioned at upside, the diameter of the GMM rod and the GMM rod installation diameter of slot part are equal and described
The length of GMM rod is greater than the length of GMM rod installation slot part, the lower surface of the GMM rod and the GMM component mounting groove
Bottom surface be in contact；The drive rod is inverted T shaped cylindrical assembly, including underdrive column and upper driving column, the underdrive column
Diameter be greater than the diameter of the upper driving column and GMM rod, the lower end surface of the underdrive column and the upper surface of the GMM rod
It directly contacts, the adjusting nut is fixed in adjusting nut installation slot part, is provided on the adjusting nut through thereon
The upper driving column through hole of lower surface, the upper transmission between the lower end surface of the adjusting nut and the upper surface of the underdrive column
Elastic component is arranged on column, and the elastic component is in confined state, the upper end of the upper driving column is through the upper driving column
It is pierced by out of described adjusting nut after through hole.
Preferably, the elastic component is spring.
Preferably, the elastic component is elastic slice.
A further technical solution lies in: the actuator further includes fixing bolt, the fixing bolt from top to bottom according to
It is secondary to be fixedly connected after the upper magnetizer, the non-magnetic plate and the lower magnetizer with fixed plate.
A further technical solution lies in: the driving device is connect by transmission device with the permanent magnet, and described
The axle center of permanent magnet described in transmission device face.
The beneficial effects of adopting the technical scheme are that the expansion actuator is rotated using permanent magnet machinery
Mode generate alternation driving magnetic field, GMM rod temperature remains unchanged, and the magnetostriction coefficient of GMM is not affected by temperature, output essence
Du Genggao.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the location diagram of GMM rod and coil in the prior art；
Fig. 2 is the structural schematic diagram of actuator described in the embodiment of the present invention；
Fig. 3 is that actuator described in the embodiment of the present invention removes the structural schematic diagram after driving device；
Fig. 4 is the schematic cross-sectional view of actuator described in the embodiment of the present invention (when magnetic field acts on GMM rod)；
The right side structural representation of actuator described in embodiment of the present invention when Fig. 5 is Fig. 4 state；
Fig. 6 is the schematic cross-sectional view of actuator described in the embodiment of the present invention (when magnetic field acts on GMM rod)；
The right side structural representation of actuator described in embodiment of the present invention when Fig. 7 is Fig. 6 state；
Fig. 8 is that actuator described in the embodiment of the present invention removes the schematic cross-sectional view after GMM component；
Fig. 9 is the structural schematic diagram of GMM component described in the embodiment of the present invention；
Wherein: 1, cylindrical permanent magnet；2, non-magnetic plate；3, upper magnetizer；4, lower magnetizer；5, GMM component mounting groove；51,
GMM rod installs slot part；52, drive rod installs slot part；53, adjusting nut installs slot part；6, GMM component；61, GMM rod；
62, drive rod；621, underdrive column；622, upper driving column；63, adjusting nut；64, elastic component；7, driving device；8, fixed spiral shell
Bolt；9, fixed plate；10, transmission device；11, coil.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, but the present invention can be with
Implemented using other than the one described here other way, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by the specific embodiments disclosed below.
As shown in Fig. 2-Fig. 7, the embodiment of the invention discloses a kind of non-coil type ultra-magnetic deformation actuators, including cylinder
Shape permanent magnet 1, the pole N of the cylindrical permanent magnet and the pole S radial distribution.It is provided with casing assembly on the outside of the permanent magnet,
The casing assembly includes non-magnetic plate 2 and magnetic conduction subassembly, and the magnetic conduction subassembly is divided into upper magnetizer 3 by the non-conductor plate 2
With lower 4 two parts of magnetizer, the upper magnetizer 3 is that symmetrical axial symmetry is set with the cylindrical permanent magnet 1 with lower magnetizer 4
It sets.The left end of the upper magnetizer 3 and lower magnetizer 4 has notch, and left end indentation, there is provided with closed plate, such as Fig. 2 and Fig. 3 institute
Show, be provided with through-hole in the middle part of the closed plate, leak out the left side of the cylindrical permanent magnet 1, for facilitating connection institute
State the axle center of permanent magnet.
It will by the right part of the right side plate of the upper magnetizer 3, the right side plate of lower magnetizer 4 and non-magnetic plate 2
The right end of the cylindrical permanent magnet 1 is closed.GMM component mounting groove 5, the mounting groove are provided on the right side of the casing assembly
Sequentially pass through from top to bottom the upper magnetizer 3 right side plate part and the non-magnetic plate 2 after enter the lower magnetic conductive board 4
Right side plate part.GMM component 6 is located in the GMM component mounting groove 5, is provided with driving device on the outside of the actuator
7, for the driving device 7 for driving the cylindrical permanent magnet to be rotated, the prior art is can be used in the driving device
In stepper motor etc..
Working principle: when the pole N, S in the permanent magnet is located at vertical position, magnetizer 3 in the face of the pole permanent magnet N,
Upper magnetizer 3 is magnetized to the pole N；Magnetizer 4 under permanent magnet S grade face, lower magnetizer 4 are magnetized to S grades, and by described non-
The effect of conductor plate, the magnetic line of force are reached lower magnetizer 4 by upper magnetizer again after GMM component 6, form the closure magnetic line of force, GMM
6 surrounding of component forms high-intensity magnetic field, and magnetic field acts on GMM component generation, and the GMM rod in the GMM component can be in magnetic field at this time
The lower elongation of effect；After driving device 7 drives the permanent magnet to be rotated by 90 °, the pole N, S in the permanent magnet is located at horizontal position
It sets, the magnetic line of force forms in upper and lower magnetizer closed circuit respectively, and upper and lower magnetizer demagnetizes rapidly, so that not having around GMM component 6
Magnetic field will not act on 6 generation of GMM component, at this point, the GMM rod after elongation will be retracted into the original length.
The expansion actuator generates alternation driving magnetic field by the way of the rotation of permanent magnet machinery, and GMM rod temperature is kept
Constant, the magnetostriction coefficient of GMM is not affected by temperature, and output accuracy is higher.
Preferably, the non-magnetic plate 2 can be copper sheet, it should be noted that those skilled in the art can also basis
Actual needs selects non-magnetic plate 2 made of other materials.
As shown in Figure 4 and Figure 6, it is preferred that the GMM component mounting groove 5 is vertically arranged, the installation of convenient device and number
According to measurement.Further, as shown in figure 8, the GMM component mounting groove 5 includes the GMM rod installation slot part positioned at downside
51, the drive rod positioned at middle part installs slot part 52 and superposed adjusting nut installs slot part 53, GMM rod mounting groove
Part 51 and drive rod installation slot part 52 between and drive rod installation slot part 52 and adjusting nut installation slot part 53 it
Between be interconnected.
As shown in Fig. 4, Fig. 6 and Fig. 9, the GMM component 6 includes the GMM rod 61 positioned at downside, the transmission positioned at middle part
Bar 62 and adjusting nut 63 positioned at upside.The diameter phase of the diameter of the GMM rod 61 and GMM rod installation slot part 51
Deng, and the length of the GMM rod 61 is greater than the length of GMM rod installation slot part 51, the lower surface of the GMM rod 61 and institute
The bottom surface for stating GMM component mounting groove 5 is in contact；The drive rod 62 is inverted T shaped cylindrical assembly, including 621 He of underdrive column
Upper driving column 622, the diameter of the underdrive column 621 is greater than the diameter of the upper driving column 622 and GMM rod 61, under described
The lower end surface of driving column 621 is directly contacted with the upper surface of the GMM rod 61, and the adjusting nut 63 is fixed on adjusting nut peace
In tankage part 53, the upper driving column through hole through its upper and lower surface, the adjusting spiral shell are provided on the adjusting nut 63
It is arranged with elastic component 64 on upper driving column 622 between the lower end surface of mother 63 and the upper surface of the underdrive column 621, and described
Elastic component 64 is in confined state, and the upper end of the upper driving column 622 is after the upper driving column through hole from the adjusting
It is pierced by nut 63.
When extending under the action of the GMM rod 61 is by magnetic field, deformation quantity is passed to the biography by the GMM rod 61 of elongation
Lever 62 is again acted on the deformation quantity that the GMM rod 61 generates by drive rod 62 outward, the adjusting nut 63 with it is described on
Magnetizer 3 is fixed, and the drive rod 62 is slidably matched with the adjusting nut 63, by the position for adjusting the adjusting nut 63
Set the power that the adjustable elastic component 64 is applied on drive rod 62；When the magnetic field being applied in GMM rod 61 disappears, GMM
Stick 61 is retracted to initial position, at this point, by the effect of the elastic component 64, so that the drive rod 62 returns to initial position.
Preferably, the elastic component 64 can be spring or elastic slice.Furthermore it should be noted that the actuator further includes
Fixing bolt 8, the fixing bolt 8 sequentially pass through the upper magnetizer 3, non-magnetic plate 2 and the lower magnetic conduction from top to bottom
It is fixedly connected after body 4 with fixed plate 9.Further, the driving device 7 can also pass through transmission device 10 and the permanent magnet
Connection, and the axle center of permanent magnet described in 10 face of the transmission device.The driving device 7 is transmitted by the transmission device 10
The power of output can make its operation more stable.
Claims (9)
1. a kind of non-coil type ultra-magnetic deformation actuator, it is characterised in that: including cylindrical permanent magnet (1), the cylinder
The pole N of permanent magnet and the pole S radial distribution are provided with casing assembly on the outside of the permanent magnet, and the casing assembly includes non-leads
Magnetic sheet (2) and magnetic conduction subassembly, the magnetic conduction subassembly are divided into upper magnetizer (3) and lower magnetizer (4) two by the non-conductor plate (2)
Part, the upper magnetizer (3) and lower magnetizer (4) are symmetrical arranged with the cylindrical permanent magnet (1) for symmetry axis, it is described on
The left end of magnetizer (3) and lower magnetizer (4) has notch, passes through right side plate, the lower magnetizer (4) of the upper magnetizer (3)
Right side plate and the right part of non-magnetic plate (2) right end of the cylindrical permanent magnet (1) is closed, the casing assembly
Right side be provided with GMM component mounting groove (5), the mounting groove sequentially passes through the right side of the upper magnetizer (3) from top to bottom
Plate part and the non-magnetic plate (2) enter the right side plate part of the lower magnetic conductive board (4) afterwards, and GMM component (6) is located at described
It in GMM component mounting groove (5), is provided on the outside of the actuator driving device (7), the driving device (7) is for driving
The cylindrical permanent magnet is rotated；
When the pole N, S is located at vertical position, magnetizer (3) in the face of the pole permanent magnet N, upper magnetizer (3) is magnetized to the pole N；Forever
Magnetizer (4) under S grades of faces of magnet, lower magnetizer (4) is magnetized to S grades, and passes through the effect of the non-conductor plate, the magnetic line of force
Lower magnetizer (4) are reached again after GMM component (6) by upper magnetizer, are formed the closure magnetic line of force, are formed around GMM component (6)
High-intensity magnetic field, magnetic field act on GMM component generation, and GMM rod extends output displacement；Driving device (7) drives the permanent magnet rotation
After 90 °, the pole N, S is horizontally situated, and the magnetic line of force forms in upper and lower magnetizer closed circuit respectively, and upper and lower magnetizer is rapid
Demagnetization will not act on (6) generation of GMM component so that not having magnetic field around GMM component (6), and GMM rod is shunk.
2. non-coil type ultra-magnetic deformation actuator as described in claim 1, it is characterised in that: the non-magnetic plate (2) is
Copper sheet.
3. non-coil type ultra-magnetic deformation actuator as described in claim 1, it is characterised in that: the GMM component mounting groove
(5) it is vertically arranged.
4. non-coil type ultra-magnetic deformation actuator as described in claim 1, it is characterised in that: the GMM component mounting groove
It (5) include GMM rod installation slot part (51) for being located at downside, positioned at drive rod installation slot part (52) at middle part and positioned at upper
The adjusting nut in portion installs slot part (53).
5. non-coil type ultra-magnetic deformation actuator as claimed in claim 4, it is characterised in that: the GMM component (6) includes
GMM rod (61) positioned at downside, the drive rod (62) positioned at middle part and the adjusting nut (63) positioned at upside, the GMM rod
(61) diameter is equal with the GMM rod installation diameter of slot part (51), and the length of the GMM rod (61) is greater than described
GMM rod installs the length of slot part (51), the bottom surface of the lower surface of the GMM rod (61) and the GMM component mounting groove (5)
It is in contact；The drive rod (62) is inverted T shaped cylindrical assembly, including underdrive column (621) and upper driving column (622), under described
The diameter of driving column (621) is greater than the diameter of the upper driving column (622) and GMM rod (61), the underdrive column (621)
Lower end surface is directly contacted with the upper surface of the GMM rod (61), and the adjusting nut (63) is fixed on adjusting nut installation groove portion
Divide in (53), the upper driving column through hole through its upper and lower surface, the adjusting nut are provided on the adjusting nut (63)
(63) elastic component (64) are arranged on the upper driving column (622) between the upper surface of lower end surface and the underdrive column (621),
And the elastic component (64) is in confined state, the upper end of the upper driving column (622) is after the upper driving column through hole
It is pierced by from the adjusting nut (63).
6. non-coil type ultra-magnetic deformation actuator as claimed in claim 5, it is characterised in that: the elastic component (64) is bullet
Spring.
7. non-coil type ultra-magnetic deformation actuator as claimed in claim 5, it is characterised in that: the elastic component (64) is bullet
Piece.
8. non-coil type ultra-magnetic deformation actuator as described in claim 1, it is characterised in that: the actuator further includes solid
Determine bolt (8), the fixing bolt (8) sequentially pass through from top to bottom the upper magnetizer (3), the non-magnetic plate (2) and
The lower magnetizer (4) is fixedly connected with fixed plate (9) afterwards.
9. non-coil type ultra-magnetic deformation actuator as described in claim 1, it is characterised in that: the driving device (7) is logical
It crosses transmission device (10) to connect with the permanent magnet, and the axle center of permanent magnet described in the transmission device (10) face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811323574.7A CN109245600B (en) | 2018-11-08 | 2018-11-08 | Non-coil type super magnetostriction actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811323574.7A CN109245600B (en) | 2018-11-08 | 2018-11-08 | Non-coil type super magnetostriction actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109245600A true CN109245600A (en) | 2019-01-18 |
| CN109245600B CN109245600B (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811323574.7A Active CN109245600B (en) | 2018-11-08 | 2018-11-08 | Non-coil type super magnetostriction actuator |
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| CN (1) | CN109245600B (en) |
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|---|---|---|---|---|
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| US5739601A (en) * | 1993-11-11 | 1998-04-14 | Magneto Corporation | Magneto-mechanical converter |
| RU2120177C1 (en) * | 1997-10-10 | 1998-10-10 | Вадим Израилович Раховский | Magnetomechanical transducer (versions) |
| KR20080085571A (en) * | 2007-03-20 | 2008-09-24 | 삼성테크윈 주식회사 | Linear driving apparatus |
| CN102231610A (en) * | 2011-07-11 | 2011-11-02 | 南京航空航天大学 | Giant magnetostrictive cylinder and rod composite driving actuator and working method thereof |
| CN204068759U (en) * | 2014-08-08 | 2014-12-31 | 北京航空航天大学 | Magnetostrictive actuator |
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| CN104993734A (en) * | 2015-06-24 | 2015-10-21 | 浙江理工大学 | Moving-magnetic type magneto micro-displacement drive |
-
2018
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|---|---|---|---|---|
| JPH03245779A (en) * | 1990-02-23 | 1991-11-01 | Toshiba Corp | Magnetostrictive actuator |
| US5739601A (en) * | 1993-11-11 | 1998-04-14 | Magneto Corporation | Magneto-mechanical converter |
| RU2120177C1 (en) * | 1997-10-10 | 1998-10-10 | Вадим Израилович Раховский | Magnetomechanical transducer (versions) |
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| Title |
|---|
| CE RONG, ZHONGBO HE, DONGWEI LI, ZHAOSHU YANG, GUANGMING XUE: "《Dynamic modeling and analysis of stack giant magnetostrictive actuator》", 《SENSOR AND ACTUATORS A: PHYSICAL》, vol. 276, pages 205 - 218 * |
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| Publication number | Publication date |
|---|---|
| CN109245600B (en) | 2023-10-03 |
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