CN109756149A - A kind of ultra-magnetic telescopic actuation means - Google Patents
A kind of ultra-magnetic telescopic actuation means Download PDFInfo
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- CN109756149A CN109756149A CN201910224558.0A CN201910224558A CN109756149A CN 109756149 A CN109756149 A CN 109756149A CN 201910224558 A CN201910224558 A CN 201910224558A CN 109756149 A CN109756149 A CN 109756149A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 230000004907 flux Effects 0.000 claims abstract description 31
- 239000012782 phase change material Substances 0.000 claims abstract description 19
- 239000000498 cooling water Substances 0.000 claims abstract description 15
- 230000005284 excitation Effects 0.000 claims abstract description 13
- 239000000696 magnetic material Substances 0.000 claims abstract description 4
- 230000035699 permeability Effects 0.000 claims abstract description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 17
- 239000004677 Nylon Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000005415 magnetization Effects 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 8
- 230000006872 improvement Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Abstract
The invention discloses a kind of ultra-magnetic telescopic actuation means, control the actuation means of output displacement by adjusting excitation coil input current size；Shell, disc spring, upper end cover and cross output rod constitute pre-tightening apparatus；Waterway outer sleeve, phase-change material and threaded coil rack constitute phase-change temperature control device；Threaded coil rack, outlet pipe, waterway, water tank, water pump, water inlet pipe form cooling water circulating device；Magnetic conduction sheet, flux sleeve, permanent magnet, cross output rod are permeability magnetic material and form closed magnetic circuit system with giant magnetostrictive rod up and down for upper lower magnetic guiding loop, U-shaped.The permanent magnet for providing bias magnetic field is integrated by the present invention with flux sleeve, makes more compact structure, can reduce the volume of actuator；In conjunction with the cooperation between phase-change temperature control device and cooling water circulating device, takes actuator itself heat to external environment, effectively Thermal Error can be inhibited to export, can be used for the fields such as Ultra-precision Turning, vibration control.
Description
Technical field
The present invention relates to a kind of designs of ultra-magnetic telescopic actuation means structure.
Background technique
Ultra-magnetic deformation actuator is to design to can be realized magnetic energy and mechanical energy as core element using giant magnetostrictive material
The device converted mutually.The actuator made of giant magnetostrictive material low, small in size, noiseless, driving with driving voltage
The advantages that power is big, but also have volume big, and calorific value is high, output displacement is small, reduces the working efficiency of actuator, in industry
Application demand is not achieved in production.Therefore, the ultra-magnetic telescopic cause for having the features such as small in size, big displacement and calorific value are low concurrently is developed
Dynamic device has important application value.
Summary of the invention
Place in view of the above-mentioned deficiencies in the prior art, a kind of the present invention provides structures simple, small in size, big position
Move ultra-magnetic telescopic actuation means low with calorific value, high reliablity.
In order to solve the above-mentioned technical problem, present invention employs following technical solutions:
A kind of ultra-magnetic telescopic actuation means include magnetic conduction sheet, shell, flux sleeve, permanent magnetism under pedestal, lower magnetic guiding loop, U-shaped
Body, excitation coil, threaded coil rack, upper magnetic guiding loop, disc spring, upper end cover, cross output rod, magnetic conduction sheet, water outlet on U-shaped
Pipe, phase-change material, giant magnetostrictive rod, waterway inner sleeve, waterway outer sleeve and water inlet pipe；
The shell is set on the base, and lower magnetic guiding loop is set on the base, and magnetic conduction sheet is arranged in lower magnetic conduction under the U-shaped
On ring；
The flux sleeve fixes formation group trap with interlaced be superimposed of permanent magnet, and described group of trap is located in shell, institute
It states lower magnetic guiding loop and is fixed with the lower end surface for organizing trap, the upper magnetic guiding loop and the upper end of group trap are fixed；The ultra-magnetic telescopic
Stick is vertically arranged in the middle part of group trap, and the bottom end of the giant magnetostrictive rod is stuck under U-shaped in the groove of magnetic conduction sheet, described super
The top of magnetostrictive rod is stuck in the groove of magnetic conduction sheet on U-shaped, magnetic conduction on magnetic conduction sheet, giant magnetostrictive rod and U-shaped under the U-shaped
Piece is located in waterway inner sleeve, and magnetic conduction sheet and waterway inner sleeve inner wall clearance fit on U-shaped, the waterway outer sleeve
It covers outside waterway inner sleeve, forms a closed waterway, institute between the waterway outer sleeve and waterway inner sleeve
It states threaded coil rack to cover outside waterway outer sleeve, the phase-change material is mounted on waterway outer sleeve and threaded coil
Between skeleton, the excitation coil be wrapped in the outside of threaded coil rack and be located at threaded coil rack and group trap it
Between；
The upper end cover is arranged in the top of shell, the cross output rod setting upper end cover and upper magnetic guiding loop it
Between, the cross output rod is made of vertical output rod and the support plate being arranged in vertical output rod outer circle, the disc spring
Cover on vertical output rod, one end of disc spring is pressed on upper end cover, the other end pressure of disc spring on the supporting plate, the support plate pressure
On upper magnetic guiding loop, the upper end of the vertical output rod stretch out upper end cover and with upper end cover clearance fit, the vertical output rod
Lower end pass through upper magnetic guiding loop and with upper magnetic guiding loop clearance fit, the lower end surface of the vertical output rod is pressed in magnetic conduction sheet on U-shaped
On；
The outlet pipe and water inlet pipe are each passed through waterway outer sleeve, threaded coil rack and shell, the water outlet
It manages close to upper magnetic guiding loop, the water inlet pipe is close to lower magnetic guiding loop, and one end of the outlet pipe and water inlet pipe is respectively and in waterway
Connection.
As a preferred solution of the present invention, magnetic conduction sheet under the lower magnetic guiding loop, U-shaped, flux sleeve, permanent magnet, on lead
Magnetic conduction sheet is permeability magnetic material on magnet ring, cross output rod and U-shaped, magnetic conduction sheet under the lower magnetic guiding loop, U-shaped, flux sleeve, forever
Magnet, upper magnetic guiding loop, cross output rod, magnetic conduction sheet and giant magnetostrictive rod form closed magnetic circuit on U-shaped；It is the pedestal, outer
Shell and upper end cover are non-magnet material；The threaded coil rack is made of nylon material；The phase-change material uses ten
Aqueous sodium persulfate material.
As another priority scheme of the invention, which further includes positioning bolt, and positioning bolt is non-magnet material；
The positioning bolt passes through pedestal and lower magnetic guiding loop from the bottom centre of pedestal and screws in the screw thread that magnetic conduction sheet bottom is arranged under U-shaped
In hole.
As another priority scheme of the invention, which further includes water tank and water pump, the other end of the water inlet pipe
It is communicated in water pump and water tank；It is communicated in the other end of the outlet pipe and water tank.
As an improvement of the present invention, the shell, disc spring, upper end cover and the combination of cross output rod are constituted pre-
Tight device.
As another improvement project of the invention, the waterway outer sleeve, phase-change material and threaded coil rack
Constitute phase-change temperature control device.
As another improvement project of the invention, the outlet pipe, waterway, water tank, water pump and water inlet pipe composition are cold
But water circle device.
As a further improvement of the present invention, external screw thread, the upper end cover are set in the top outer circle of the shell
By the internal screw thread rotation set that is arranged thereon at the top of shell.
As a further improvement of the present invention, the top and group trap lower end of the flux sleeve of the combination set upper side
The lower part of flux sleeve be uniformly arranged threaded hole in a circumferential direction respectively, the lower magnetic guiding loop passes through screw and group trap lower end
Flux sleeve be fixedly connected, the upper magnetic guiding loop is fixedly connected by screw with the flux sleeve for combining set upper side；The flux sleeve
It is fixed by way of bonding with permanent magnet.
As further improvement project of the invention, three ring junctions are set between the lower magnetic guiding loop and upper magnetic guiding loop
The permanent magnet of structure, shape, the size of three permanent magnets are identical with material, and the direction of magnetization is identical.
Compared with prior art, the present invention has the following technical effect that
1, in conjunction with the cooperation between phase-change temperature control device and cooling water circulating device, by heat inside ultra-magnetic deformation actuator
Amount takes external environment to, guarantees that the temperature of magnetostrictive rod is kept constant, can implement long-time temperature control, can effectively inhibit Thermal Error
Output, displacement output control precision can reach that submicron order is even higher, and adapt to various severe working environments.
2, the permanent magnet for providing bias magnetic field and flux sleeve are integrated, make more compact structure, actuator can be reduced
Volume；Such structure also helps heat dissipation.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of ultra-magnetic telescopic actuation means.
In figure, 1-pedestal；2-positioning bolts；3-lower magnetic guiding loops；Magnetic conduction sheet under 4-U-shapeds；5-shells；6-magnetic conductions
Set；7-permanent magnets；8-excitation coils；9-threaded coil racks；10-upper magnetic guiding loops；11-disc springs；12-upper end covers；
13-cross output rods；Magnetic conduction sheet on 14-U-shapeds；15-outlet pipes；16-phase-change materials；17-giant magnetostrictive rods；
18-waterway inner sleeves；19-waterway outer sleeves；20-cooling waters；21-water tanks；22-water pumps；23-water inlet pipes.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
As shown in Figure 1, a kind of ultra-magnetic telescopic actuation means include leading under pedestal 1, positioning bolt 2, lower magnetic guiding loop 3, U-shaped
Magnetic sheet 4, shell 5, flux sleeve 6, permanent magnet 7, excitation coil 8, threaded coil rack 9, upper magnetic guiding loop 10, disc spring 11, upper end
Lid 12, cross output rod 13, magnetic conduction sheet 14 on U-shaped, outlet pipe 15, phase-change material 16, giant magnetostrictive rod 17, in waterway
Sleeve 18, waterway outer sleeve 19, cooling water 20, water tank 21, water pump 22 and water inlet pipe 23.
Centered on the center of circle of pedestal 1, shell 5 is welded on pedestal 1, and lower magnetic guiding loop 3 is arranged on pedestal 1, is led under U-shaped
Magnetic sheet 4 is arranged on lower magnetic guiding loop 3.Threaded hole is arranged in the bottom of magnetic conduction sheet 4 under U-shaped, and positioning bolt 2 is from the bottom of pedestal 1
The heart passes through pedestal 1 and lower magnetic guiding loop 3 and screws in the threaded hole that 4 bottom of magnetic conduction sheet is arranged under U-shaped.
Flux sleeve 6 fixes formation group trap with interlaced be superimposed of permanent magnet 7, in the present embodiment, organizes trap by four
Flux sleeve 6 and three permanent magnets 7 are interlaced is formed by stacking, flux sleeve 6 is fixed by way of bonding with permanent magnet 7.Combination
Set is located in shell 5, and lower magnetic guiding loop 3 and the lower end surface of group trap are fixed, and upper magnetic guiding loop 10 and the upper end of group trap are fixed.At this
In embodiment, combines the top of the flux sleeve 6 of set upper side and organize the lower part of the flux sleeve 6 of trap lower end respectively in circumferencial direction
On be uniformly arranged threaded hole, lower magnetic guiding loop 3 is fixedly connected by screw with the flux sleeve 6 for organizing trap lower end, and upper magnetic guiding loop 10 leads to
It crosses screw and is fixedly connected with the flux sleeve 6 for combining set upper side.Giant magnetostrictive rod 17 is vertically arranged in the middle part of group trap, super magnetic
The bottom end of extension stem 17 is caused to be stuck under U-shaped in the groove of magnetic conduction sheet 4, the top of giant magnetostrictive rod 17 is stuck in magnetic conduction sheet on U-shaped
14 groove, waterway inner sleeve 18 are arranged outside giant magnetostrictive rod 17, magnetic conduction sheet 4, giant magnetostrictive rod 17 and U under U-shaped
Magnetic conduction sheet 14 is respectively positioned in waterway inner sleeve 18 in shape, and magnetic conduction sheet 14 is matched with 18 inner wall gap of waterway inner sleeve on U-shaped
It closes, 19 sets of waterway outer sleeve outside waterway inner sleeve 18, form between waterway outer sleeve 19 and waterway inner sleeve 18
One closed waterway.9 sets of threaded coil rack outside waterway outer sleeve 19, the top of threaded coil rack 9 and
Lower part extends with outside inwardly, and the extending part of the upper and lower part of threaded coil rack 9 inwardly abuts against water cooling
On the outer wall of chamber outer sleeve 19, the extending part of the upper and lower part of threaded coil rack 9 outward abuts against group trap
On inner wall.Phase-change material 16 is mounted between waterway outer sleeve 19 and threaded coil rack 9, phase-change material 16 and be located at band
Between the extending part of the upper and lower part of helical coil skeleton 9 inwardly.Waterway outer sleeve 19, phase-change material 16 and with spiral shell
Streakline ring framework 9 constitutes phase-change temperature control device.Excitation coil 8 is wrapped in the outside of threaded coil rack 9 and is located at threaded
Between coil rack 9 and group trap, excitation coil 8 is simultaneously located at the extension of the upper and lower part of threaded coil rack 9 outward
Between position.
The top of shell 5 is arranged in upper end cover 12, and external screw thread, setting in upper end cover 12 are arranged in the top outer circle of shell 5
Internal screw thread, upper end cover 12 pass through the internal screw thread rotation set being arranged thereon on the external screw thread at the top of shell 5.Cross output rod 13
It is arranged between upper end cover 12 and upper magnetic guiding loop 10, cross output rod 13 is by vertical output rod and is arranged outside vertical output rod
Support plate on circle integrally forms, 11 sets of disc spring on vertical output rod, one end of disc spring 11 is pressed on upper end cover 12, disc spring 11
Other end pressure on the supporting plate, support plate is pressed on magnetic guiding loop 10, the upper end of vertical output rod stretch out upper end cover 12 and with
12 clearance fit of upper end cover, the lower end of vertical output rod pass through upper magnetic guiding loop 10 and with upper 10 clearance fit of magnetic guiding loop, it is vertical defeated
The lower end surface of rod is pressed on U-shaped on magnetic conduction sheet 14.
Outlet pipe 15 and water inlet pipe 23 are each passed through waterway outer sleeve 19, threaded coil rack 9 and shell 5, water outlet
Pipe 15 close to upper magnetic guiding loop 10, water inlet pipe 23 close to lower magnetic guiding loop 3, one end of outlet pipe 15 and water inlet pipe 23 respectively with waterway
Interior connection.The other end of water inlet pipe 23 communicates in water pump 22 and water tank 21；It is communicated in the other end of outlet pipe 15 and water tank 21.
Outlet pipe 15, waterway, water tank 21, water pump 22 and water inlet pipe 23 form cooling water circulating device, are contained in cold in water tank 21
But water 20 is constantly pumped into waterway by water pump 22 and water inlet pipe 23, is then flowed back into water tank 21 again by outlet pipe 15.
Cooperation between present invention combination phase-change temperature control device and cooling water circulating device, by ultra-magnetic telescopic actuation means internal heat
It takes external environment to, guarantees that the temperature of magnetostrictive rod 17 is kept constant, long-time temperature control can be implemented, can effectively inhibit Thermal Error
Output, displacement output control precision can reach that submicron order is even higher, and adapt to various severe working environments.
Magnetic conduction sheet 4, flux sleeve 6, permanent magnet 7, upper magnetic guiding loop 10, cross output rod 13 and U-shaped under lower magnetic guiding loop 3, U-shaped
Upper magnetic conduction sheet 14 is permeability magnetic material, magnetic conduction sheet 4, flux sleeve 6, permanent magnet 7, upper magnetic guiding loop 10, cross under lower magnetic guiding loop 3, U-shaped
Magnetic conduction sheet 14 and giant magnetostrictive rod 17 form closed magnetic circuit on shape output rod 13, U-shaped.Pedestal 1, shell 5, upper end cover 12 and fixed
Position bolt 2 is non-magnet material；Threaded coil rack 9 is made of nylon material；Phase-change material 16 uses sal glauberi
Material.
The permanent magnet 7 of three ring structures of setting between lower magnetic guiding loop 3 and upper magnetic guiding loop 10, the shape of three permanent magnets 7,
Size is identical with material, and the direction of magnetization is identical.Shell 5, disc spring 11, upper end cover 12 and the combination of cross output rod 13 constitute pre-
Tight device can apply different precompressions to giant magnetostrictive rod 17, and giant magnetostrictive rod 17 is made to obtain bigger stroke.It adjusts
The size of 8 input AC electric current of excitation coil generates driving magnetic field control giant magnetostrictive rod 17 and elongates or shortens, due to U-shaped
Lower magnetic conduction sheet 4 has supporting role to giant magnetostrictive rod 17, so the length knots modification of giant magnetostrictive rod 17 will pass through cross
Shape output rod 13 externally exports, and shows as the displacement output of Micro-displacement Giant Magnetostrictive Actuator.
Under the input AC function of current, ultra-magnetic telescopic actuation means will generate two parts loss: ultra-magnetic telescopic
The loss of 17 hysteresis of stick and 8 joule loss of excitation coil.The joule loss of excitation coil 8 will mainly cause excitation coil temperature liter
It is high.Under the action of the temperature difference, heat will be transmitted along the radial of excitation coil 8 to two sides, and a portion is along threaded coil
Skeleton 9 passes to cooling water 20；Another part heat passes to phase-change material 16, partial phase change material along waterway inner sleeve 18
16 start from Solid State Transformation to be liquid, absorb heat.The loss of 17 hysteresis of giant magnetostrictive rod will mainly cause giant magnetostrictive rod
17 temperature increase.Under the action of the temperature difference, heat passes to cooling water 20 along waterway inner sleeve 18 from giant magnetostrictive rod 17,
Cooling water 20 absorbs heat, thus the temperature of giant magnetostrictive rod 17 can be kept to be basically unchanged.Due to the temperature of cooling water 20
Degree is lower than the phase transition temperature of phase-change material 16, then the partial heat that phase-change material 16 absorbs will be passed by waterway outer sleeve 19
Pass cooling water 20.Under the drive of water pump 22, cooling water 20 flows into ultra-magnetic telescopic actuating dress through outlet pipe 15 from water tank 21
It sets, then from 23 reflow tank 21 of water inlet pipe, completes one and circulate.By one recycle, cooling water 20 can heat from
Ultra-magnetic telescopic actuation means interior shifting is to external environment, it is ensured that phase-change material 16 is not because solid-liquid transformations occurring all due to temperature
Control failure, and entire ultra-magnetic telescopic actuation means temperature is made to remain unchanged substantially, it realizes and inhibits driver temperature rise and thermal deformation
Error output improves output displacement and controls precision.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (10)
1. a kind of ultra-magnetic telescopic actuation means, it is characterised in that: including magnetic conduction sheet under pedestal (1), lower magnetic guiding loop (3), U-shaped
(4), shell (5), flux sleeve (6), permanent magnet (7), excitation coil (8), threaded coil rack (9), upper magnetic guiding loop (10), dish
It is spring (11), upper end cover (12), cross output rod (13), magnetic conduction sheet (14) on U-shaped, outlet pipe (15), phase-change material (16), super
Magnetostrictive rod (17), waterway inner sleeve (18), waterway outer sleeve (19) and water inlet pipe (23)；
The shell (5) is arranged on pedestal (1), and lower magnetic guiding loop (3) is arranged on pedestal (1), magnetic conduction sheet (4) under the U-shaped
It is arranged on lower magnetic guiding loop (3)；
The flux sleeve (6) fixes formation group trap with interlaced be superimposed of permanent magnet (7), and described group of trap is located at shell (5)
Interior, the lower magnetic guiding loop (3) and the lower end surface of group trap are fixed, and the upper magnetic guiding loop (10) and the upper end of group trap are fixed；Institute
The middle part that giant magnetostrictive rod (17) is vertically arranged in group trap is stated, the bottom end of the giant magnetostrictive rod (17) is stuck under U-shaped
In the groove of magnetic conduction sheet (4), the top of the giant magnetostrictive rod (17) is stuck in the groove of magnetic conduction sheet on U-shaped (14), the U-shaped
Magnetic conduction sheet (14) is located in waterway inner sleeve (18) on lower magnetic conduction sheet (4), giant magnetostrictive rod (17) and U-shaped, and leads on U-shaped
Magnetic sheet (14) and waterway inner sleeve (18) inner wall clearance fit, the waterway outer sleeve (19) cover in waterway inner sleeve
(18) outside, a closed waterway, the band are formed between the waterway outer sleeve (19) and waterway inner sleeve (18)
Helical coil skeleton (9) cover waterway outer sleeve (19) outside, the phase-change material (16) is mounted on waterway outer sleeve (19)
Between threaded coil rack (9), the excitation coil (8) is wrapped in the outside of threaded coil rack (9) and is located at band
Between helical coil skeleton (9) and group trap；
The upper end cover (12) setting at the top of shell (5), cross output rod (13) setting upper end cover (12) with
Between upper magnetic guiding loop (10), the cross output rod (13) is by vertical output rod and the branch being arranged in vertical output rod outer circle
Fagging composition, the disc spring (11) cover on vertical output rod, and one end of disc spring (11) is pressed on upper end cover (12), disc spring (11)
Other end pressure on the supporting plate, the support plate is pressed on magnetic guiding loop (10), on the upper end of the vertical output rod is stretched out
End cap (12) and with upper end cover (12) clearance fit, the lower end of the vertical output rod pass through upper magnetic guiding loop (10) and with upper magnetic conduction
Ring (10) clearance fit, the lower end surface of the vertical output rod are pressed on magnetic conduction sheet on U-shaped (14)；
The outlet pipe (15) and water inlet pipe (23) are each passed through waterway outer sleeve (19), threaded coil rack (9) and outer
Shell (5), the outlet pipe (15) is close to upper magnetic guiding loop (10), and the water inlet pipe (23) is close to lower magnetic guiding loop (3), the outlet pipe
(15) and one end of water inlet pipe (23) respectively be connected in waterway.
2. ultra-magnetic telescopic actuation means according to claim 1, it is characterised in that: under the lower magnetic guiding loop (3), U-shaped
Magnetic conduction sheet (14) on magnetic conduction sheet (4), flux sleeve (6), permanent magnet (7), upper magnetic guiding loop (10), cross output rod (13) and U-shaped
Be permeability magnetic material, magnetic conduction sheet (4) under the lower magnetic guiding loop (3), U-shaped, flux sleeve (6), permanent magnet (7), upper magnetic guiding loop (10),
Magnetic conduction sheet (14) and giant magnetostrictive rod (17) form closed magnetic circuit on cross output rod (13), U-shaped；It is the pedestal (1), outer
Shell (5) and upper end cover (12) are non-magnet material；The threaded coil rack (9) is made of nylon material；The phase transformation
Material (16) uses sal glauberi material.
3. ultra-magnetic telescopic actuation means according to claim 2, it is characterised in that: the device further includes positioning bolt
(2), positioning bolt (2) is non-magnet material；The positioning bolt (2) from the bottom centre of pedestal (1) pass through pedestal (1) and under
Magnetic guiding loop (3) simultaneously screws in the threaded hole of (4) bottom of magnetic conduction sheet under U-shaped setting.
4. ultra-magnetic telescopic actuation means according to claim 3, it is characterised in that: the device further include water tank (21) and
The other end of water pump (22), the water inlet pipe (23) communicates in water pump (22) and water tank (21)；The outlet pipe (15) it is another
It is communicated in one end and water tank (21).
5. according to claim 1 to ultra-magnetic telescopic actuation means described in any one of 4 claims, it is characterised in that: institute
It states shell (5), disc spring (11), upper end cover (12) and cross output rod (13) combination and constitutes pre-tightening apparatus.
6. according to claim 1 to ultra-magnetic telescopic actuation means described in any one of 4 claims, it is characterised in that: institute
It states waterway outer sleeve (19), phase-change material (16) and threaded coil rack (9) and constitutes phase-change temperature control device.
7. according to claim 1 to ultra-magnetic telescopic actuation means described in any one of 4 claims, it is characterised in that: institute
State outlet pipe (15), waterway, water tank (21), water pump (22) and water inlet pipe (23) composition cooling water circulating device.
8. according to claim 1 to ultra-magnetic telescopic actuation means described in any one of 4 claims, it is characterised in that: institute
It states and external screw thread is set in the top outer circle of shell (5), the upper end cover (12) passes through the internal screw thread rotation set being arranged thereon in shell
(5) top.
9. according to claim 1 to ultra-magnetic telescopic actuation means described in any one of 4 claims, it is characterised in that: institute
It states the top of the flux sleeve (6) of combination set upper side and organizes the lower part difference of the flux sleeve (6) of trap lower end in a circumferential direction
Be uniformly arranged threaded hole, the lower magnetic guiding loop (3) is fixedly connected by screw with the flux sleeve (6) of group trap lower end, it is described on
Magnetic guiding loop (10) is fixedly connected by screw with the flux sleeve (6) for combining set upper side；The flux sleeve (6) and permanent magnet (7) are logical
The mode for crossing bonding is fixed.
10. according to claim 1 to ultra-magnetic telescopic actuation means described in any one of 4 claims, it is characterised in that: institute
State the permanent magnet (7) that three ring structures are set between lower magnetic guiding loop (3) and upper magnetic guiding loop (10), the shape of three permanent magnets (7)
Shape, size and material are identical, and the direction of magnetization is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224558.0A CN109756149B (en) | 2019-03-23 | 2019-03-23 | Giant magnetostrictive actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224558.0A CN109756149B (en) | 2019-03-23 | 2019-03-23 | Giant magnetostrictive actuator |
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| Publication Number | Publication Date |
|---|---|
| CN109756149A true CN109756149A (en) | 2019-05-14 |
| CN109756149B CN109756149B (en) | 2024-04-26 |
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| CN201910224558.0A Active CN109756149B (en) | 2019-03-23 | 2019-03-23 | Giant magnetostrictive actuator |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110473689A (en) * | 2019-08-05 | 2019-11-19 | 包头稀土研究院 | The solenoid in axial permanent magnetic magnetic field is provided |
| CN110572075A (en) * | 2019-08-05 | 2019-12-13 | 包头稀土研究院 | Actuator with solenoid providing axial permanent magnetic field |
| CN110631106A (en) * | 2019-10-16 | 2019-12-31 | 曾堙堙 | Reciprocating spiral self-suction type range hood |
| CN111485842A (en) * | 2020-06-23 | 2020-08-04 | 东北石油大学 | High-frequency vibration exciter for efficient rock breaking of resonance drilling |
| CN111490701A (en) * | 2020-05-25 | 2020-08-04 | 东华大学 | Multi-ring bias magnetostrictive driver excited by parallel stranded wire harness |
| CN113552516A (en) * | 2021-06-30 | 2021-10-26 | 广东工业大学 | Test device for researching phase change process |
| CN114733741A (en) * | 2022-04-27 | 2022-07-12 | 西安理工大学 | Double-bar water-cooling giant magnetostrictive ultrasonic vibration device |
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| CN110473689A (en) * | 2019-08-05 | 2019-11-19 | 包头稀土研究院 | The solenoid in axial permanent magnetic magnetic field is provided |
| CN110572075A (en) * | 2019-08-05 | 2019-12-13 | 包头稀土研究院 | Actuator with solenoid providing axial permanent magnetic field |
| CN110631106A (en) * | 2019-10-16 | 2019-12-31 | 曾堙堙 | Reciprocating spiral self-suction type range hood |
| CN111490701A (en) * | 2020-05-25 | 2020-08-04 | 东华大学 | Multi-ring bias magnetostrictive driver excited by parallel stranded wire harness |
| CN111490701B (en) * | 2020-05-25 | 2021-10-08 | 东华大学 | Multi-ring bias magnetostrictive driver excited by parallel stranded wire harness |
| CN111485842A (en) * | 2020-06-23 | 2020-08-04 | 东北石油大学 | High-frequency vibration exciter for efficient rock breaking of resonance drilling |
| CN113552516A (en) * | 2021-06-30 | 2021-10-26 | 广东工业大学 | Test device for researching phase change process |
| CN113552516B (en) * | 2021-06-30 | 2024-04-26 | 广东工业大学 | Test device for researching phase change process |
| CN114733741A (en) * | 2022-04-27 | 2022-07-12 | 西安理工大学 | Double-bar water-cooling giant magnetostrictive ultrasonic vibration device |
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