CN206226322U - Dynamic permanent magnet drive-type magnetic deformation actuator with function of displacement amplification - Google Patents
Dynamic permanent magnet drive-type magnetic deformation actuator with function of displacement amplification Download PDFInfo
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- CN206226322U CN206226322U CN201621297165.0U CN201621297165U CN206226322U CN 206226322 U CN206226322 U CN 206226322U CN 201621297165 U CN201621297165 U CN 201621297165U CN 206226322 U CN206226322 U CN 206226322U
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Abstract
The utility model is related to a kind of dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator, generally axisymmetric structure, the giant magnetostrictive rod on shell, the barred body pedestal for installing inside the housing, left rotor and right rotor installed in shell both sides, in shell upper through hole and the waveguide rod of the upper-end contact of bottom and displacement amplifying mechanism etc..The utility model is with giant magnetostrictive rod as core parts, produce the dynamic alternating magnetic field that magnetic circuit is closed to make giant magnetostrictive rod generation dither and pass through displacement amplifying mechanism displacement enlargement using the permanent magnet of high-speed rotation, the drawbacks of avoiding amount of heat produced by the mode using magnetic excitation coil, make that magnetic field is more uniform and magnetic field utilization rate is higher, structural volume is smaller to be easily installed placement.
Description
Technical field
The utility model belongs to magnetic deformation actuator field, more particularly to a kind of to have function of displacement amplification and with permanent magnetism
The big stroke ultra-magnetic telescopic that iron produces the dynamic mode for closing alternating magnetic field to drive giant magnetostrictive rod dither is activated
Device.
Background technology
Giant magnetostrictive material is a kind of new functional material, and it is a kind of at room temperature with extremely strong magnetostrictive effect
A metal compound, its Typical Representative is Tb0.27Dy0.73Fe1.95And T0.7Dy0.73Fe2, trade name is Terfenol-D.
As a kind of new and effective magnetic energy-mechanical energy transition material, with common magnetostriction materials（Such as cobalt, nickel）And piezoelectric
（Such as PZT）Compared Deng other materials, it has big strain, highly efficient power density, high precision, fast response time and reliability high etc.
Advantage.
When ferromagnetic material magnetizes in magnetic field, can be elongated or shortened along direction of magnetization generation is micro, this phenomenon quilt
Referred to as magneto-striction phenomenon, also referred to as Joule effect.Magnetostrictive effect is that the important physical that giant magnetostrictive material has is imitated
One of answer, according to this effect, it is possible to use micron-sized accurate displacement control is realized in the deformation of giant magnetostrictive material.Therefore,
Drive device, i.e. ultra-magnetic deformation actuator can be made using giant magnetostrictive material.2007 in International
The Journal of Advanced Manufacturing Technology 3-4 phases of volume 33, the Control of a for delivering
In dual stage magnetostrictive actuator and linear motor feed drive system, wheat
Especially big of gram Maas have developed a kind of twin-stage feed drive system for controlling working angles.
Ultra-magnetic deformation actuators most at present be using the alternating magnetic field being connected with produced by the coil of alternating current come
Giant magnetostrictive rod is driven to produce vibration, but this kind of type of drive can produce amount of heat and produced magnetic field intensity
It is small, internal magnetic field skewness.Minority drives giant magnetostrictive rod by the way of permanent magnet produces alternating magnetic field, but
Magnetic circuit is not closed, and magnetic field utilization rate is not high, Magnetic field inhomogeneity and displacement is smaller, it is therefore desirable to is developed and a kind of new is put with displacement
Big function simultaneously makes the magnetic field that permanent magnet is produced form the device of the magnetic circuit of closure.
The content of the invention
Goal of the invention
The magnetic circuit produced for permanent magnetic drive formula magnetic deformation actuator permanent magnet is not closed, Magnetic field inhomogeneity, carry-out bit
The problems such as moving small.The utility model design is a kind of to be produced with giant magnetostrictive rod as core parts, using the permanent magnet of high-speed rotation
Magnetisation road closure dynamic alternating magnetic field, make giant magnetostrictive rod produce dither and pass through displacement amplifying mechanism displacement enlargement
Dynamic permanent magnet drive-type ultra-magnetic deformation actuator.
Technical scheme
A kind of dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator, actuator generally axle pair
Title formula structure, it is characterised in that：Including shell, shell is made up of identical two parts, and two parts Yanzhong heart is symmetrically mounted on one
Rise and fastening is connected by studs and nut；Giant magnetostrictive rod is arranged on barred body pedestal, and barred body pedestal is installed outside
In groove inside shell, displacement amplifying mechanism install in square groove inside the housing and the left end of displacement amplifying mechanism with it is super
Magnetostrictive rod is contacted；Waveguide rod is arranged in the through hole of shell upper, and spring and ripple are housed between waveguide rod bottom and shell
Guide rod bottom and the upper-end contact of displacement amplifying mechanism；The both sides of shell are separately installed with left rotor and right rotor, inner ceramic
Bearing is separately mounted to the bottom inner portion of left rotor and right rotor, and the thin axle on right rotor passes through the through hole and left rotor on shell
Connect by being bonded；External ceramic bearing, left rotor and right rotor bottom are installed between the outside and shell of left rotor and right rotor
6 bar magnets are separately installed with the cylindrical hole in portion, cylindrical roller, cylinder rolling are installed in the semi-cylindrical recesses of bottom
Son is contacted with shell；3 U-shaped magnetic inductive blocks are separately installed with inside left rotor and right rotor.
Left rotor is made up of left rotor top cover, left rotor upper interlayer, left rotor lower interlayer, left rotor bottom；Left rotor top
There are 2 countersunk head screwed holes on the top of lid, and bottom is radially provided with semicircle column type groove；There are 2 countersunk head spiral shells on left rotor upper interlayer top
Pit and 2 screwed holes, are provided with semicircle column type groove and groove two ends are provided with cylindrical hole in radial direction；Pressed from both sides on left rotor
The bottom of layer is radially equally provided with semicircle column type groove, and the top of left rotor upper interlayer is different with the semicircle column type groove of bottom
Face included angle of straight line is 60 °；The semicircle column type groove of semicircle column type groove and left rotor upper interlayer top on left rotor top cover and
First piece of U-shaped magnetic inductive block is installed in cylindrical hole；Pressed from both sides on through the 2 countersunk head screwed holes and left rotor on left rotor top cover
2 screws of screwed hole on layer top fasten left rotor top cover, left rotor upper interlayer and first piece of U-shaped magnetic inductive block connection；It is left
There are 2 countersunk head screwed holes and 2 screwed holes in rotor lower interlayer top, is provided with semicircle column type groove in radial direction and groove two ends are opened
Have cylindrical hole, a pair of cylindrical holes be provided with the top of left rotor lower interlayer, the line of centres of through hole be radially provided with
Semicircle column type groove is into 60 ° of angles；The bottom of left rotor lower interlayer is radially equally provided with semicircle column type groove, and under left rotor
Interlayer top is 60 ° with the different surface beeline angle of the semicircle column type groove of bottom；The semicircle column type of left rotor upper interlayer bottom is recessed
Second piece of U-shaped is installed in the cylindrical hole that groove is provided with the semicircle column type groove on left rotor lower interlayer top and groove two ends
Magnetic inductive block, through 2 countersunk head screwed holes and 2 screws of screwed hole on left rotor lower interlayer top on left rotor upper interlayer top
By left rotor upper interlayer, left rotor lower interlayer and second piece of U-shaped magnetic inductive block connection fastening；The top of left rotor bottom is radially provided with
Semicircle column type groove, groove two ends are provided with cylindrical hole, and left rotor bottom top is provided with 2 screwed holes and two pairs of wire clamps that connect with the heart
Angle is 60 degree of cylindrical hole, and cylindrical trench is provided with left rotor bottom bottom center, and cylindrical trench bottom is provided with circle
Cylindricality axial trough, is provided with keyway on axial trough, cylindrical trench is used to install inner ceramic bearing, and left rotor bottom bottom is radially provided with
6 semi-cylindrical recesses, for installing cylindrical roller；The semicircle column type groove of left rotor lower interlayer bottom and left rotor bottom top
3rd piece of U-shaped magnetic inductive block is installed in the semicircle column type groove at end and the cylindrical hole at groove two ends, through left rotor under press from both sides
Layer 2 countersunk head screwed hole of upper end and 2 screws of screwed hole of left rotor bottom upper end are by left rotor lower interlayer, left rotor bottom
Lid and the 3rd piece of U-shaped magnetic inductive block connection fastening；Bar magnet is arranged in 6 cylindrical holes of left rotor bottom and uses interference
Coordinate.
Right rotor is made up of right rotor top cover, right rotor upper interlayer, right rotor lower interlayer, right rotor bottom；Right rotor top
There are 2 countersunk head screwed holes on the top of lid, and top center is provided with multi-diameter shaft, and shaft end is provided with keyway, and bottom is radially provided with semicolumn
Type groove；There are 2 countersunk head screwed holes and 2 screwed holes in right rotor upper interlayer top, radial direction be provided with semicircle column type groove and
Groove two ends are provided with cylindrical hole；Semicircle column type groove is radially equally provided with right rotor upper interlayer bottom, on right rotor
Interlayer top is 60 ° with the different surface beeline angle of the semicircle column type groove of bottom；Semicircle column type in right rotor top cover bottom is recessed
First piece of U-shaped is installed in the cylindrical hole that the semicircle column type groove and groove two ends on groove and right rotor upper interlayer top are provided with
Magnetic inductive block；Through the 2 countersunk head screwed holes and 2 screws of screwed hole on right rotor upper interlayer top on right rotor top cover by the right side
The connection fastening of rotor top cover, right rotor upper interlayer and U-shaped magnetic inductive block；There are 2 countersunk head screwed holes and 2 in right rotor lower interlayer top
Screwed hole, is provided with semicircle column type groove and groove two ends is provided with cylindrical hole, on the top of right rotor lower interlayer in radial direction
A pair of cylindrical holes are equipped with, the line of centres of through hole is with the semicircle column type groove being radially provided with 60 degree of angles, right rotor lower interlayer
Bottom be radially equally provided with semicircle column type groove and right rotor lower interlayer top is different with the semicircle column type groove of bottom
Face included angle of straight line is 60 °；In the semicircle column type groove and the semicircle column type on right rotor lower interlayer top of right rotor upper interlayer bottom
Second piece of U-shaped magnetic inductive block is installed, through the 2 of right rotor upper interlayer top in the cylindrical hole that groove and groove two ends are provided with
2 screws of screwed hole on individual countersunk head screwed hole and right rotor lower interlayer top are by right rotor upper interlayer, right rotor lower interlayer and U
The connection fastening of shape magnetic inductive block；The top of right rotor bottom is radially provided with semicircle column type groove, and groove two ends are provided with cylindrical hole,
There is the cylindrical hole that 2 screwed holes and the two pairs of line of centres angles are 60 degree on right rotor bottom top, in right rotor bottom bottom
The cylindrical trench for installing inner ceramic bearing is provided with the heart, there are cylindrical thin axle, thin axle bottom in cylindrical trench bottom
Keyway is provided with, right rotor bottom bottom is radially provided with 6 semi-cylindrical recesses for installing cylindrical roller；Pressed from both sides under right rotor
The cylindrical hole that the layer semicircle column type groove of bottom is provided with the semicircle column type groove of right rotor bottom upper end and groove two ends
In the 3rd piece of U-shaped magnetic inductive block be installed, 2 countersunk head screwed holes and right rotor bottom upper end through right rotor lower interlayer upper end
Right rotor lower interlayer, right rotor bottom and U-shaped magnetic inductive block are connected and fastened by 2 screws of screwed hole；Bar magnet is arranged on the right side
In 6 cylindrical holes of rotor bottom and use interference fit.
U-shaped magnetic inductive block overall U-shaped circular tube shaped, is made of electrical pure iron.
Bar magnet is cylinder.
Shell is made up of symmetrical two parts, and the left and right two ends of shell are respectively provided with cylinder shape groove, the center of groove
There is cylindrical boss, the manhole through shell is provided with left and right two ends cylindrical boss center；In the circle through shell
The upper and lower sides of shape through hole are respectively equipped with manhole, and cylinder shape groove is provided with the left of the manhole of upside, circular logical in upside
Hole right side is provided with square groove, and longitudinally through manhole is provided with the upper end of square groove；It is circumferentially distributed on outer casing frontispiece
4 through holes for installing studs.
Barred body pedestal is ladder circle cylindricality, and center carries ladder hole, and the diameter of stomidium is less than upper end under ladder hole
The diameter in hole；The lower end of giant magnetostrictive rod is arranged in the upper end hole of barred body pedestal, and the two is interference fits, and super mangneto is stretched
The lower surface of contracting rod contacts with the bottom surface of barred body pedestal upper end hole；Barred body pedestal is arranged on the groove on shell, and barred body base
It is interference fit between seat and groove.
Displacement amplifying mechanism generally symmetrical structure, is just made using spring, and it is recessed to be circumferentially provided with arc in its interior outside
Groove；The upper surface of giant magnetostrictive rod contacts with the left side of displacement amplifying mechanism；The lateral displacement that giant magnetostrictive rod is produced
Length travel is converted to by displacement amplifying mechanism and is exaggerated.
Waveguide rod upper end is elongated cylinder, and lower end is cuboid；The upper surface of cuboid and the lower end in contact of spring, spring
Upper end and shell on square groove upper-end contact；Giant magnetostrictive rod length travel after amplification is transmitted by waveguide rod
To the external world.
Advantage and effect
The utility model is a kind of dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator, is had
Following advantage and beneficial effect：
The utility model produces the alternating excitation magnetic field for driving giant magnetostrictive rod using the permanent magnet of motion, it is to avoid
Using magnetic excitation coil mode produced by amount of heat the drawbacks of；The new magnetic structure of the utility model design can make forever
Magnet produces annular closed magnetic field, makes that magnetic field is more uniform and magnetic field utilization rate is higher；Designed displacement amplifying mechanism is not only
The lateral displacement of giant magnetostrictive rod is converted into length travel and the effect of displacement equations is served, structural volume is compared with urine
Placed in installing.
Brief description of the drawings
Fig. 1 is actuator schematic diagram.
Fig. 2（a）It is one direction internal structure schematic diagram of actuator, Fig. 2（b）It is another direction internal structure of actuator
Schematic diagram.
Fig. 3 is shell schematic diagram, wherein Fig. 3（a）It is shell overall schematic, Fig. 3（b）It is enclosure schematic diagram.
Fig. 4 is left rotor schematic diagram, wherein Fig. 4（a）It is left rotor top schematic diagram, Fig. 4（b）It is that left rotor bottom is illustrated
Figure.
Fig. 5 is left rotor top cover schematic diagram, wherein Fig. 5（a）It is left rotor top cover top schematic diagram, Fig. 5（b）It is left rotor
Top cover bottom schematic diagram.
Fig. 6 is left rotor upper interlayer schematic diagram, wherein Fig. 6（a）It is left rotor upper interlayer top schematic diagram, Fig. 6（b）It is left
Rotor upper interlayer bottom schematic diagram.
Fig. 7 is left rotor lower interlayer schematic diagram, wherein Fig. 7（a）It is left rotor lower interlayer top schematic diagram, Fig. 7（b）It is left
Rotor lower interlayer bottom schematic diagram.
Fig. 8 is left rotor bottom schematic diagram, wherein Fig. 8（a）It is left rotor bottom top schematic diagram, Fig. 8（b）It is left rotor
Bottom bottom schematic diagram.
Fig. 9 is right rotor schematic diagram, wherein Fig. 9（a）It is right rotor top schematic diagram, Fig. 9（b）It is that right rotor bottom is illustrated
Figure.
Figure 10 is right rotor top cover schematic diagram, wherein Figure 10（a）It is right rotor top cover top schematic diagram, Figure 10（b）It is right
Rotor top cover bottom schematic diagram.
Figure 11 is right rotor upper interlayer schematic diagram, wherein Figure 11（a）It is right rotor upper interlayer top schematic diagram, Figure 11（b）
It is right rotor upper interlayer bottom schematic diagram.
Figure 12 is right rotor lower interlayer schematic diagram, wherein Figure 12（a）It is right rotor lower interlayer top schematic diagram, Figure 12（b）
It is right rotor lower interlayer bottom schematic diagram.
Figure 13 is right rotor bottom schematic diagram, wherein Figure 13（a）It is right rotor bottom top schematic diagram, Figure 13（b）It is right
Rotor floor base end schematic diagram.
Figure 14 is displacement amplifying mechanism schematic diagram.
Figure 15 is waveguide rod schematic diagram.
Figure 16 is barred body pedestal schematic diagram.
Figure 17 is U-shaped magnetic inductive block schematic diagram.
Figure 18 is a magnet arrangements schematic diagram for magnetic circuit.
Figure 19 is bar magnet and U-shaped magnetic inductive block arrangement schematic diagram in the rotor of left and right.
Description of reference numerals：
1. shell, 2. studs, 3. nut, 4. external ceramic bearing, 5. left rotor, 6. barred body pedestal, 7. surpasses mangneto
Extension stem, 8. screw, 9. displacement amplifying mechanism, 10. inner ceramic bearing, 11. bar magnets, 12. cylindrical rollers, 13. turn right
Son, 14. springs, 15. waveguide rods, 16.U shape magnetic inductive blocks, C. left rotor top covers, D. left rotor upper interlayers are pressed from both sides under E. left rotors
Layer, F. left rotor bottoms, L. right rotor top covers, M. right rotor upper interlayers, N. right rotor lower interlayers, O. right rotor bottoms.
Specific embodiment
The utility model is described further below in conjunction with the accompanying drawings：
The utility model is a kind of with giant magnetostrictive rod as core parts, and magnetic circuit is produced using the permanent magnet of high-speed rotation
The dynamic alternating magnetic field of closure makes giant magnetostrictive rod produce dither and the dynamic for passing through displacement amplifying mechanism displacement enlargement
Permanent magnetic field drive-type magnetic deformation actuator.This has the dynamic permanent magnet drive-type magnetic deformation actuator of function of displacement amplification
Operation principle be：According to the magnetostrictive effect principle of giant magnetostrictive material, when the magnetized state of giant magnetostrictive rod is sent out
The axial dimension of rod will be caused to change during changing；The bar magnet of motion can produce dynamic alternating magnetic field, herein
The magnetized state of giant magnetostrictive rod changes under magnetic fields, and then giant magnetostrictive rod produces continuous dither；
Then, lateral displacement is converted into length travel and incited somebody to action by the vibration of giant magnetostrictive rod by connected displacement amplifying mechanism
Displacement equations, and then the external world is transferred vibrations to by connected waveguide rod.
Fig. 1 is actuator schematic diagram, and Fig. 2 is actuator itself structural representation, in figure inside left rotor 5 and right rotor 13
6 bar magnets 11 are respectively housed, Figure 18 is a magnet arrangements schematic diagram for magnetic circuit, and left and right two parts are separately mounted to a left side in figure
In a pair of radially symmetrical cylindrical holes of rotor 5 and the bottom of right rotor 13.Figure 19 is bar magnet and U-shaped in the rotor of left and right
Magnetic inductive block arrange schematic diagram, the bar magnet 11 filled in left rotor 5 in figure be arranged on right rotor 13 in of laterally opposite bar
The magnetic pole of shape magnet 11 is conversely, the magnetic pole between adjacent magnets on same rotor is opposite；Left rotor 5 and right rotor 13 often rotate 60 °,
The direction in magnetic field will overturn once.The cylindrical roller 12 that 6 ceramics that left rotor 5 and the bottom of right rotor 13 are installed are made and a left side
Inner ceramic bearing 10 that rotor 5 and the bottom inner portion of right rotor 13 are installed and left rotor 5 and the outside of right rotor 13 and shell 1 it
Between the external ceramic bearing 4 installed whole magnetic circuit is separated with extraneous, and form annular closed-loop path, reduce extraneous factor
Interference；As shown in figure 17, the U-shaped magnetic inductive block 16 that left rotor 5 and the inside of right rotor 13 are installed is made up of electrical pure iron, U-shaped
The two ends of magnetic inductive block 16 are connected to two blocks of bar magnets 11 of same magnetic circuit, the produced ring in the presence of U-shaped magnetic inductive block 16
Magnetic field is more uniform in shape magnetic circuit.The motor being connected to during work in the top end shaft of right rotor 13 will drive left rotor 5 and right rotor
13 rotate at a high speed.With the rotation of left rotor 5 and right rotor 13, it is provided with through shell on the end face and shell 1 of bar magnet 11
Manhole the cylindrical hole that is equipped with of upper and lower sides between contact area constantly change, constantly sent out which results in magnetic circuit
Changing, so that the size in magnetic field recurs change, and then produces dynamic alternating magnetic field.The super magnetic under action of alternating magnetic field
Cause extension stem 7 axially produces vibration, and as shown in Fig. 2, Figure 14 and Figure 15, the vibration of giant magnetostrictive rod 7 passes through what is be attached thereto
Lateral displacement is converted to length travel and by displacement equations by displacement amplifying mechanism 9, is displaced through what is be attached thereto after amplification
Waveguide rod 15 is delivered to the external world.It is interference fits between barred body pedestal 6 and giant magnetostrictive rod 7 shown in Fig. 2 and Figure 16, keeps away
Giant magnetostrictive rod 7 is exempted from and breakage has occurred when mounted；It is interference fit between barred body pedestal 6 and shell 1, realizes to super mangneto
The bottom of extension stem 7 clamps.Each part concrete structure is shown in Fig. 3-Figure 17.
Present apparatus integrated model be axisymmetric structure, as shown in Figure 1, Figure 2 with shown in Fig. 3：Giant magnetostrictive rod 7 is arranged on
On barred body pedestal 6, barred body pedestal 6 is installed in groove A inside the housing, and displacement amplifying mechanism 9 is arranged on the side inside shell 1
In connected in star B and the left end of displacement amplifying mechanism 9 is contacted with giant magnetostrictive rod 7.Waveguide rod 15 is arranged on the logical of shell upper
Kong Zhong, the upper termination equipped with spring 14 and the bottom of waveguide rod 15 and displacement amplifying mechanism 9 between the bottom of waveguide rod 15 and shell 1
Touch.The both sides of shell 1 are separately installed with left rotor 5 and the inner ceramic bearing 10 of right rotor 13 is separately mounted to left rotor 5 and the right side
The bottom inner portion of rotor 13, the thin axle on right rotor 13 is connect with left rotor 5 through the through hole on shell 1 by being bonded.Left rotor 5
And right rotor 13 outside and shell 1 between the cylinder of external ceramic bearing 4, left rotor 5 and the bottom of right rotor 13 is installed
6 bar magnets 11 are separately installed with hole, cylindrical roller 12, cylindrical roller 12 are installed in the semi-cylindrical recesses of bottom
Contacted with shell 1；3 U-shaped magnetic inductive blocks 16 are separately installed with inside left rotor 3 and right rotor 15.Shell 1 is by identical two parts
Constitute, two parts Yanzhong heart is symmetrically installed together and connects fastening by studs 2 and nut 3.
As shown in Fig. 4-Fig. 8, left rotor 5 is by left rotor top cover C, left rotor upper interlayer D, left rotor lower interlayer E, left-hand rotation
There are 2 countersunk head screwed hole α on the sub- parts of bottom F tetra- composition, the top of left rotor top cover C, and bottom is radially provided with semicircle column type groove,
There are 2 countersunk head screwed hole α and 2 screwed hole β on left rotor upper interlayer D tops, and semicircle column type groove and groove are provided with radial direction
Two ends are provided with cylindrical hole.Semicircle column type groove, left rotor upper interlayer are radially equally provided with left rotor upper interlayer D bottoms
D tops are 60 ° with the different surface beeline angle of the semicircle column type groove of bottom.First piece of U-shaped magnetic inductive block 16 is arranged on left rotor top
In the semicircle column type groove and the semicircle column type groove and cylindrical hole on left rotor upper interlayer D tops that cover on C.Screw 8 is passed through
2 screwed hole β of 2 countersunk head screwed hole α and left rotor upper interlayer D tops on left rotor top cover C, screw 8 is by left rotor top
Lid C, left rotor upper interlayer D and the connection fastening of U-shaped magnetic inductive block 16.There are 2 countersunk head screwed hole α and 2 in left rotor lower interlayer E tops
Screwed hole β, is provided with semicircle column type groove and groove two ends is provided with cylindrical hole, on the top of left rotor lower interlayer in radial direction
There are a pair of cylindrical holes, the line of centres of through hole and the semicircle column type groove being radially provided with into 60 ° of angles.Left rotor lower interlayer E's
Bottom is radially equally provided with semicircle column type groove, and left rotor lower interlayer E tops are different with the semicircle column type groove of bottom
Face included angle of straight line is 60 °.Second piece of U-shaped magnetic inductive block 16 is arranged on the semicircle column type groove of left rotor upper interlayer D bottoms and turns left
In the cylindrical hole that the semicircle column type groove on sub- lower interlayer E tops and groove two ends are provided with, screw 8 passes through left rotor upper interlayer
2 screwed hole β on 2 countersunk head screwed hole α and left rotor lower interlayer the E top on D tops are by under left rotor upper interlayer D, left rotor
Interlayer E and the connection fastening of U-shaped magnetic inductive block 16.The top of left rotor bottom F is radially provided with semicircle column type groove, and groove two ends are provided with
There are the cylindrical hole that 2 screwed hole β and the two pairs of line of centres angles are 60 degree, left rotor bottom F bottoms in cylindrical hole, top
Center is provided with cylindrical trench, and cylindrical trench bottom is provided with cylindrical axial trough, and keyway is provided with axial trough, and cylindrical trench is used
In inner ceramic bearing 10 is installed, left rotor bottom F bottoms are radially provided with 6 semi-cylindrical recesses, for installing cylindrical roller
12.3rd piece of U-shaped magnetic inductive block 16 is arranged on semicircle column type groove and the left rotor bottom F tops of left rotor lower interlayer E bottoms
In the cylindrical hole at semicircle column type groove and groove two ends, 2 countersunk head screw threads that screw 8 passes through left rotor lower interlayer E upper ends
Hole α and 2 screwed hole β of left rotor bottom F upper ends, screw 8 is by left rotor lower interlayer E, left rotor bottom F and U-shaped magnetic inductive block
16 connection fastenings.Bar magnet 11 is then arranged in 6 cylindrical holes of the bottom of left rotor 5 and uses interference fit.
As shown in Fig. 9-Figure 13, right rotor 13 is by right rotor top cover L, right rotor upper interlayer M, right rotor lower interlayer N, right-hand rotation
There are 2 countersunk head screwed hole α on the sub- parts of bottom O tetra- composition, the top of right rotor top cover L, and there is multi-diameter shaft top center, and shaft end is opened
There is keyway, bottom is radially provided with semicircle column type groove；There are 2 countersunk head screwed hole α and 2 screwed holes in right rotor upper interlayer M tops
β, is provided with semicircle column type groove and groove two ends is provided with cylindrical hole in radial direction.In right rotor upper interlayer M bottoms radially
The different surface beeline angle that semicircle column type groove right rotor upper interlayer M tops are equally provided with the semicircle column type groove of bottom is 60 °.
First piece of U-shaped magnetic inductive block 16 is arranged on the semicolumn of semicircle column type groove and right rotor upper interlayer M tops on right rotor top cover L
In the cylindrical hole that type groove and groove two ends are provided with.Screw 8 passes through 2 countersunk head screwed hole α and the right side on right rotor top cover L
Right rotor top cover L, right rotor upper interlayer M and U-shaped magnetic inductive block 16 are connected fastening by 2 screwed hole β on rotor upper interlayer M tops.
There are 2 countersunk head screwed hole α and 2 screwed hole β on right rotor lower interlayer N tops, and semicircle column type groove and groove are provided with radial direction
Two ends are provided with cylindrical hole, and a pair of cylindrical holes, line of centres and the radial direction of through hole are equipped with the top of right rotor lower interlayer N
The semicircle column type groove being provided with is in 60 degree of angles, the bottom of right rotor lower interlayer N be radially equally provided with semicircle column type groove and
Right rotor lower interlayer N tops are 60 ° with the different surface beeline angle of the semicircle column type groove of bottom.Second piece of U-shaped magnetic inductive block 16 is pacified
Mounted in the semicircle column type groove and the semicircle column type groove and groove two on right rotor lower interlayer N tops of right rotor upper interlayer M bottoms
In the cylindrical hole that end is provided with, 2 countersunk head screwed hole αs and right rotor lower interlayer of the screw 8 through right rotor upper interlayer M tops
Right rotor upper interlayer M, right rotor lower interlayer N and U-shaped magnetic inductive block 16 are connected fastening by 2 screwed hole β that N beats on top.Right rotor
The top of bottom O is radially provided with semicircle column type groove, and groove two ends are provided with cylindrical hole, and there are 2 screwed hole β and two pairs in top
Line of centres angle is 60 degree of cylindrical hole, and cylindrical trench, cylindrical trench bottom are provided with right rotor bottom O bottom centers
There is cylindrical thin axle at end, and thin axle bottom is provided with keyway, and cylindrical trench is used to install inner ceramic bearing 10, right rotor bottom O
Bottom is radially provided with 6 semi-cylindrical recesses, for installing cylindrical roller 12.3rd piece of U-shaped magnetic inductive block 16 is arranged on right rotor
The bottom of lower interlayer N be radially provided with the semicircle column type groove that semicircle column type groove and right rotor bottom O upper ends be radially provided with and
In the cylindrical hole that groove two ends are provided with, 2 countersunk head screwed hole α and right rotor that screw 8 passes through right rotor lower interlayer N upper ends
Right rotor lower interlayer N, right rotor bottom O and U-shaped magnetic inductive block 16 are connected fastening by 2 screwed hole β of bottom O upper ends.Bar shaped magnetic
Iron 11 is then arranged in 6 cylindrical holes of right rotor bottom and uses interference fit.
As shown in the figure shown in 17, the overall U-shaped circular tube shaped of U-shaped magnetic inductive block 16 is made of electrical pure iron.
Bar magnet 11 is cylinder, is separately mounted in the cylindrical hole of left rotor 5 and right rotor 13, and bar shaped magnetic
It is to be interference fit between iron 11 and left rotor 5 and right rotor 13.
Shell 1 is made up of symmetrical two parts, and the left and right two ends of shell 1 are respectively provided with cylinder shape groove, the center of groove
There is cylindrical boss at place, and the manhole through shell is provided with left and right two ends cylindrical boss center.Through shell
The upper and lower sides of manhole are respectively equipped with manhole, and cylinder shape groove A is provided with the left of the manhole of upside, circular in upside
Through hole right side is provided with square groove B, and longitudinally through manhole is provided with the upper end of square groove B.It is circumferential on the front of shell 1
4 through holes are dispersed with for installing studs 2.
As shown in Fig. 2 and Figure 16, barred body pedestal 6 is ladder circle cylindricality, and center carries ladder hole, ladder hole lower end
Diameter of the diameter in hole less than upper end hole；The lower end of giant magnetostrictive rod 7 is arranged in the upper end hole of barred body pedestal 6, and the two is
Interference fits, and the lower surface of giant magnetostrictive rod 7 contacts with the bottom surface of the upper end hole of barred body pedestal 6；Barred body pedestal 6 is installed outside
It is interference fit at groove A on shell 1, and between barred body pedestal 6 and groove A.
As shown in Fig. 2 and Figure 14, the generally symmetrical structure of displacement amplifying mechanism 9 is just made using spring, outside in it
Circumferentially it is provided with arc groove；The upper surface of giant magnetostrictive rod 7 contacts with the left side of displacement amplifying mechanism 9.Super mangneto is stretched
The lateral displacement that contracting rod 7 is produced is converted to length travel and is exaggerated by displacement amplifying mechanism 9.
As shown in Fig. 2 and Figure 15, the upper end of waveguide rod 15 is elongated cylinder, and lower end is cuboid.The upper surface of cuboid with
The lower end in contact of spring, the upper-end contact of the square groove B on the upper end of spring 14 and shell 1.Ultra-magnetic telescopic after amplification
The length travel of rod 7 is delivered to the external world by waveguide rod 15.
Claims (9)
1. a kind of dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator, actuator generally axial symmetry
Formula structure, it is characterised in that：Including shell（1）, shell（1）It is made up of identical two parts, two parts Yanzhong heart is symmetrically installed
Together and by studs（2）And nut（3）Connection fastening；Giant magnetostrictive rod（7）Installed in barred body pedestal（6）On,
Barred body pedestal（6）Groove inside the housing is installed（A）In, displacement amplifying mechanism（9）Square groove inside the housing is installed
（B）In and displacement amplifying mechanism left end and giant magnetostrictive rod（7）Contact；Waveguide rod（15）Installed in shell（1）Top
In through hole, waveguide rod（15）Bottom and shell（1）Between be equipped with spring（14）And waveguide rod bottom and displacement amplifying mechanism（9）'s
Upper-end contact；Shell（1）Both sides be separately installed with left rotor（5）And right rotor（13）, inner ceramic bearing（10）Pacify respectively
Mounted in left rotor（5）And right rotor（13）Bottom inner portion, right rotor（13）On thin axle through the through hole on shell with turn left
Son is connect by being bonded；Left rotor（5）And right rotor（13）Outside and shell（1）Between external ceramic bearing is installed（4）, it is left
Rotor（5）And right rotor（13）6 bar magnets are separately installed with the cylindrical hole of bottom（11）, the semi-cylindrical of bottom is recessed
Cylindrical roller is installed in groove（12）, cylindrical roller（12）With shell（1）Contact；Left rotor（5）And right rotor（13）Interior part
3 U-shaped magnetic inductive blocks are not installed（16）.
2. dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator according to claim 1, its
It is characterised by：Left rotor is by left rotor top cover（C）, left rotor upper interlayer（D）, left rotor lower interlayer（E）, left rotor bottom（F）
Composition；Left rotor top cover（C）Top have 2 countersunk head screwed holes（α）, bottom is radially provided with semicircle column type groove；On left rotor
Interlayer（D）There are 2 countersunk head screwed holes on top（α）With 2 screwed holes（β）, semicircle column type groove and groove two are provided with radial direction
End is provided with cylindrical hole；In left rotor upper interlayer（D）Bottom be radially equally provided with semicircle column type groove, on left rotor press from both sides
Layer（D）The different surface beeline angle of semicircle column type groove of top and bottom be 60 °；Left rotor top cover（C）On semicircle column type
Groove and left rotor upper interlayer（D）First piece of U-shaped magnetic inductive block is installed in the semicircle column type groove and cylindrical hole on top；Wear
Cross left rotor top cover（C）On 2 countersunk head screwed holes（α）With left rotor upper interlayer（D）2 screwed holes on top（β）Screw
By left rotor top cover（C）, left rotor upper interlayer（D）And first piece of U-shaped magnetic inductive block connection fastening；Left rotor lower interlayer（E）Top
There are 2 countersunk head screwed holes（α）With 2 screwed holes（β）, it is provided with semicircle column type groove in radial direction and groove two ends is provided with cylinder
Through hole, in left rotor lower interlayer（E）Top be provided with a pair of cylindrical holes, the line of centres of through hole and the semicolumn being radially provided with
Type groove is into 60 ° of angles；Left rotor lower interlayer（E）Bottom be radially equally provided with semicircle column type groove, and pressed from both sides under left rotor
Layer（E）Top is 60 ° with the different surface beeline angle of the semicircle column type groove of bottom；Left rotor upper interlayer（D）The semicolumn of bottom
Type groove and left rotor lower interlayer（E）Is provided with the cylindrical hole that the semicircle column type groove on top and groove two ends are provided with
Two pieces of U-shaped magnetic inductive blocks, through left rotor upper interlayer（D）2 countersunk head screwed holes on top（α）With left rotor lower interlayer（E）Top
2 screwed holes（β）Screw by left rotor upper interlayer（D）, left rotor lower interlayer（E）And second piece of U-shaped magnetic inductive block connection is tight
Gu；Left rotor bottom（F）Top radially be provided with semicircle column type groove, groove two ends are provided with cylindrical hole, left rotor bottom
（F）Top is provided with 2 screwed holes（β）With the cylindrical hole that the two pairs of line of centres angles are 60 degree, left rotor bottom（F）In bottom
Cylindrical trench is provided with the heart, cylindrical trench bottom is provided with cylindrical axial trough, and keyway is provided with axial trough, and cylindrical trench is used for
Inner ceramic bearing, left rotor bottom are installed（F）Bottom is radially provided with 6 semi-cylindrical recesses, for installing cylindrical roller；It is left
Rotor lower interlayer（E）The semicircle column type groove of bottom and left rotor bottom（F）The semicircle column type groove on top and groove two ends
3rd piece of U-shaped magnetic inductive block is installed, through left rotor lower interlayer in cylindrical hole（E）2 countersunk head screwed holes of upper end（α）With
Left rotor bottom（F）2 screwed holes of upper end（β）Screw by left rotor lower interlayer（E）, left rotor bottom（F）And the 3rd piece of U
The connection fastening of shape magnetic inductive block；Bar magnet is arranged in 6 cylindrical holes of left rotor bottom and uses interference fit.
3. dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator according to claim 1, its
It is characterised by：Right rotor is by right rotor top cover（L）, right rotor upper interlayer（M）, right rotor lower interlayer（N）, right rotor bottom（O）
Composition；Right rotor top cover（L）Top have 2 countersunk head screwed holes（α）, top center is provided with multi-diameter shaft, and shaft end is provided with keyway,
Bottom is radially provided with semicircle column type groove；Right rotor upper interlayer（M）There are 2 countersunk head screwed holes on top（α）With 2 screwed holes（β）,
Semicircle column type groove is provided with radial direction and groove two ends are provided with cylindrical hole；In right rotor upper interlayer（M）Bottom is radially
Equally it is provided with semicircle column type groove, right rotor upper interlayer（M）Top is with the different surface beeline angle of the semicircle column type groove of bottom
60°；In right rotor top cover（L）The semicircle column type groove and right rotor upper interlayer of bottom（M）The semicircle column type groove on top and recessed
First piece of U-shaped magnetic inductive block is installed in the cylindrical hole that groove two ends are provided with；Through right rotor top cover（L）On 2 countersunk head spiral shells
Pit（α）With right rotor upper interlayer（M）2 screwed holes on top（β）Screw by right rotor top cover（L）, right rotor upper interlayer
（M）And the connection fastening of U-shaped magnetic inductive block；Right rotor lower interlayer（N）There are 2 countersunk head screwed holes on top（α）With 2 screwed holes（β）,
Radially it is provided with semicircle column type groove and groove two ends is provided with cylindrical hole, in right rotor lower interlayer（N）Top be equipped with one
To cylindrical hole, the line of centres of through hole is with the semicircle column type groove being radially provided with 60 degree of angles, right rotor lower interlayer（N）Bottom
End is radially equally provided with semicircle column type groove and right rotor lower interlayer（N）The antarafacial of the semicircle column type groove of top and bottom
Included angle of straight line is 60 °；In right rotor upper interlayer（M）The semicircle column type groove of bottom and right rotor lower interlayer（N）The semicircle on top
Second piece of U-shaped magnetic inductive block is installed, through right rotor upper interlayer in the cylindrical hole that column type groove and groove two ends are provided with（M）
2 countersunk head screwed holes on top（α）With right rotor lower interlayer（N）2 screwed holes on top（β）Screw by right rotor upper interlayer
（M）, right rotor lower interlayer（N）And the connection fastening of U-shaped magnetic inductive block；Right rotor bottom（O）Radially to be provided with semicircle column type recessed on top
Groove, groove two ends are provided with cylindrical hole, right rotor bottom（O）There are 2 screwed holes on top（β）It is 60 with two pairs of line of centres angles
The cylindrical hole of degree, right rotor bottom（O）The cylindrical trench for installing inner ceramic bearing is provided with bottom center, circle
There is cylindrical thin axle column-shaped trench bottom, and thin axle bottom is provided with keyway, right rotor bottom（O）Bottom is radially provided with 6 for pacifying
Fill the semi-cylindrical recesses of cylindrical roller；In right rotor lower interlayer（N）The semicircle column type groove of bottom and right rotor bottom（O）On
3rd piece of U-shaped magnetic inductive block is installed, through right rotor in the cylindrical hole that the semicircle column type groove at end and groove two ends are provided with
Lower interlayer（N）2 countersunk head screwed holes of upper end（α）With right rotor bottom（O）2 screwed holes of upper end（β）Screw will turn right
Sub- lower interlayer（N）, right rotor bottom（O）And the connection fastening of U-shaped magnetic inductive block；Bar magnet is arranged on 6 circles of right rotor bottom
In cylindrical hole and use interference fit.
4. dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator according to claim 1, its
It is characterised by：U-shaped magnetic inductive block（16）Overall U-shaped circular tube shaped, is made of electrical pure iron.
5. dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator according to claim 1, its
It is characterised by：Bar magnet（11）It is cylinder.
6. dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator according to claim 1, its
It is characterised by：Shell is made up of symmetrical two parts, and the left and right two ends of shell are respectively provided with cylinder shape groove, the center of groove
There is cylindrical boss, the manhole through shell is provided with left and right two ends cylindrical boss center；In the circle through shell
The upper and lower sides of shape through hole are respectively equipped with manhole, and cylinder shape groove is provided with the left of the manhole of upside（A）, it is circular in upside
Through hole right side is provided with square groove（B）, in square groove（B）Upper end be provided with longitudinally through manhole；On outer casing frontispiece
Circumferentially distributed 4 are used to install studs（2）Through hole.
7. dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator according to claim 1, its
It is characterised by：Barred body pedestal（6）It is ladder circle cylindricality, center carries ladder hole, and the diameter of stomidium is less than under ladder hole
The diameter of upper end hole；Giant magnetostrictive rod（7）Lower end be arranged on barred body pedestal（6）Upper end hole in, the two is interference fits,
And the lower surface of giant magnetostrictive rod contacts with the bottom surface of barred body pedestal upper end hole；Barred body pedestal is arranged on the groove on shell
（A）Place, and barred body pedestal and groove（A）Between be interference fit.
8. dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator according to claim 1, its
It is characterised by：Displacement amplifying mechanism（9）Generally symmetrical structure, is just made using spring, and outside is circumferentially provided with arc in it
Connected in star；Giant magnetostrictive rod（7）Upper surface and displacement amplifying mechanism（9）Left side contact；Giant magnetostrictive rod is produced
Lateral displacement by displacement amplifying mechanism be converted to length travel and be exaggerated.
9. dynamic permanent magnet with function of displacement amplification drive-type magnetic deformation actuator according to claim 1, its
It is characterised by：Waveguide rod（15）Upper end is elongated cylinder, and lower end is cuboid；The upper surface of cuboid and spring（14）Lower end
Contact, the square groove on the upper end of spring and shell（B）Upper-end contact；Giant magnetostrictive rod length travel after amplification is led to
Cross waveguide rod and be delivered to the external world.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621297165.0U CN206226322U (en) | 2016-11-30 | 2016-11-30 | Dynamic permanent magnet drive-type magnetic deformation actuator with function of displacement amplification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621297165.0U CN206226322U (en) | 2016-11-30 | 2016-11-30 | Dynamic permanent magnet drive-type magnetic deformation actuator with function of displacement amplification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206226322U true CN206226322U (en) | 2017-06-06 |
Family
ID=58787524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621297165.0U Withdrawn - After Issue CN206226322U (en) | 2016-11-30 | 2016-11-30 | Dynamic permanent magnet drive-type magnetic deformation actuator with function of displacement amplification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206226322U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106533251A (en) * | 2016-11-30 | 2017-03-22 | 沈阳工业大学 | Dynamic permanent magnetic field driven magnetostrictive actuator with displacement amplification function |
-
2016
- 2016-11-30 CN CN201621297165.0U patent/CN206226322U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106533251A (en) * | 2016-11-30 | 2017-03-22 | 沈阳工业大学 | Dynamic permanent magnetic field driven magnetostrictive actuator with displacement amplification function |
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Granted publication date: 20170606 Effective date of abandoning: 20181026 |