CN107165937A - A kind of journal bearing of the dual supporting of electromagnetism static pressure - Google Patents
A kind of journal bearing of the dual supporting of electromagnetism static pressure Download PDFInfo
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- CN107165937A CN107165937A CN201710265591.9A CN201710265591A CN107165937A CN 107165937 A CN107165937 A CN 107165937A CN 201710265591 A CN201710265591 A CN 201710265591A CN 107165937 A CN107165937 A CN 107165937A
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- bearing
- oil
- magnetic pole
- upper cover
- groove
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0402—Bearings not otherwise provided for using magnetic or electric supporting means combined with other supporting means, e.g. hybrid bearings with both magnetic and fluid supporting means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
A kind of electromagnetism static pressure dual suspension supports journal bearing, and its THE HYDROSTATIC SUPPORTING SYSTEM includes：Armature spindle, bearing base, bearing upper cover and stator.Provided with the stator that outer peripheral face is corresponding in bearing upper cover and bearing base, magnetic pole of the stator inner peripheral surface provided with 8 radial equipartitions, the circumferential arc length of centripetal free end face of each magnetic pole is more than the arc length and the centripetal free end face spacing >=enameled wire loop thickness of adjacent two magnetic pole of magnetic pole other parts, a hydrostatic support chamber is respectively set on the centripetal free end face of each magnetic pole, a radial direction fuel feed hole A is respectively set on end face in the middle part of groove, radial direction spill port A is provided with matrix between two magnetic poles, the centripetal free end face of 8 magnetic poles is connected by flux sleeve with armature spindle, an enameled wire loop is respectively covered on each magnetic pole of stator, 8 magnetic poles are distributed using NSSNNSSN modes.The present invention can increase considerably the bearing capacity and rigidity of bearing, improve the regulating power and precision of bearing arrangement.
Description
Technical field
The present invention relates to a kind of sliding bearing.
Background technology
Hydrodynamic journal liquid polymers have the advantages that radial rigidity is good, positioning precision is high, good anti-vibration, therefore obtain most attention
And extensive use.With the development of global industry, but in high-power, heavily loaded, high-speed cruising occasion, hydrodynamic journal liquid polymers rub
Wipe power very big, bearing is produced larger thermal deformation because temperature is too high.So-called magnetic bearing be using magnetic suction and
Repulsion supports the bearing of rotation, is also magnetic suspension bearing.Its advantage is that moment of torsion is small, is conducive to revolution at a high speed, can be in vacuum
In use, applicable wide temperature range, low noise, long lifespan, it is unlubricated caused by pollution etc.；Have the disadvantage that cost is high, carry energy
Power is relatively low.
The content of the invention
Heavy duty can be born it is an object of the invention to provide one kind, big rigidity, high rotating speed, the electromagnetism of high control precision-quiet
Press dual supporting journal bearing.The present invention is mainly liquid static-pressure support with electromagnetic suspension supporting combination into one to gyroaxis
The journal bearing of magnetic liquid double base can be carried out.
The invention mainly comprises THE HYDROSTATIC SUPPORTING SYSTEM and electromagnetic suspension supporting system.The THE HYDROSTATIC SUPPORTING SYSTEM
Mainly include：Armature spindle, bearing base, bearing upper cover and stator.Wherein, it is located at bearing provided with two ends in the middle part of bearing base top surface
Semi-cylindrical upper shed groove on two parallel facades of base, the upper shed groove center section is recessed still further below provided with interruption
Strip groove is oil-feed tank A, provided with a fuel feed hole B in each complete groove, passes through the oil circuit inside bearing base and fuel feed hole D
It is connected.The entirety arranged side by side with oil-feed tank recessed groove i.e. oil-recovery tank A still further below is additionally provided with the upper shed groove center section.Axle
Submounts are held provided with screw hole, it is corresponding with the screw hole on bearing cap, and both are connected by screw.In bearing upper cover bottom surface
Portion is located at the semi-cylindrical under shed on two parallel facades of bearing upper cover provided with two ends corresponding with bearing base upper shed groove
Groove, the under shed groove center section also is provided with the strip groove recessed and corresponding with bearing base oil-feed tank A upward again of interruption
Provided with a fuel feed hole C in i.e. upper oil-feed tank B, middle complete groove.It is additionally provided with the under shed groove center section with oil-feed tank simultaneously
Upward groove recessed and corresponding with bearing base oil-recovery tank A is that spill port is provided with oil-recovery tank B, the oil-recovery tank to the entirety of row again
B.A seal channel is respectively set in bearing base oil-feed tank both sides, while respectively setting one and bearing in bearing upper cover oil-feed tank both sides
The corresponding seal channel of base seal channel, respectively set in corresponding two seal channel of bearing base and bearing upper cover one it is O-shaped
Circle.When fuel feed hole C leads to hydraulic oil, prevent hydraulic oil from axially being flowed in stator surface, thus force hydraulic oil to oil-feed tank A and
Oil-feed tank B flows, to reduce axial leakage.The bearing upper cover is connected with bearing base, both two semicircle slotted eyes compositions
One two ends is the cylindrical cavity that opening inside diameter is not waited, and a corresponding annular end cap is respectively set in the opening at two ends, and it leads to
Screw is crossed respectively with bearing upper cover and bearing base to be connected.Provided with annular preferably between end cap and bearing upper cover and bearing base
Reinforced seal.Provided with the corresponding stator of outer peripheral face in the cylindrical cavity that bearing upper cover and bearing base are constituted, the stator has
One hollow cylindrical matrix, projection of the inner circumferential surface provided with 8 radial equipartitions parallel with bus is magnetic pole, each magnetic pole
Centripetal free end face be more than section and the centripetal free end face spacing of adjacent two magnetic pole of magnetic pole other parts for cambered surface its area
>=enameled wire loop thickness (distance between Internal and external cycle), respectively sets a square shape groove i.e. quiet on the centripetal free end face of each magnetic pole
Respectively set and be provided with a radial direction through hole i.e. fuel feed hole A, the matrix between two magnetic poles on end face in the middle part of hydraulic support chamber, groove
Radial direction through hole is spill port A, and it is corresponding with the oil-recovery tank B of bearing upper cover, with joint B phases outside the spill port B on the oil-recovery tank
Even, separately in stator 4, to being additionally provided with the end face between magnetic pole, 4 groups of (preferably every group 3) center lines are parallel with axis stator to be led to
The centripetal free end face of 8 magnetic poles is connected by flux sleeve with armature spindle described in hole, the armature spindle two ends be each passed through end cap and
Reinforced seal is located at outside bearing block.It is equipped with and connects on the fuel feed hole or oil outlet being preferably disposed on bearing base and bearing upper cover
Head.
THE HYDROSTATIC SUPPORTING SYSTEM, hydraulic oil is flowed into from the fuel feed hole C of bearing upper cover, is flowed into through oil-feed tank 26 on stator
After fuel feed hole A, hydrostatic support chamber is acted on, the fluid after effect is after enameled wire loop from the spill port A outflows on stator, difference
Oil-recovery tank A, oil-recovery tank B are flowed to, is finally flowed out from spill port B, is flowed to by joint B extraneous.And then cool down electromagnetic bearing, reduction
Temperature rise and thermal deformation.
The electromagnetic suspension supporting system mainly includes：Magnetic pole on enameled wire loop, flux sleeve and stator.It is each in stator
An enameled wire loop is respectively covered on magnetic pole, 8 enameled wire loops there are 2 kinds of canoes, after energization the magnetic pole in coil can distinguish
For N poles or S poles.8 magnetic poles are distributed using NSSNNSSN modes, i.e., adjacent pole is a pair, be per centering one N poles another
For S poles, and adjacent its two adjacent pole polarity of two couples are identical, and each pair magnetic pole constitutes flux circuit with flux sleeve.
The course of work is sketched：Electromagnetic suspension supporting system is powered so that magnetic pole is circumferentially distributed in NSSNNSSN；Per adjacent 2
Individual opposite pole is pole pair, constitutes magnetic loop with flux sleeve respectively, produces electromagnetic attraction, realizes the electromagnetic suspension support of rotating shaft
Lift；Hydraulic oil is flowed into and filled up after oil pocket by fuel feed hole, is flowed out from the minim gap of hydrostatic support pad and magnetic conduction inner room, formed compared with
Big pressure, produces liquid static-pressure support power, realizes liquid static-pressure support.Electromagnetic suspension and the supporting system of fluid pressure two can divide
It is not adjusted and controls, be independent of each other, so as to realizes the real-time dual suspension bearing of electromagnetism and the system of static pressure two.
The present invention has the following advantages that compared with prior art：Above-mentioned magnetic liquid dual suspension bearing support system can collect liquid
The advantage of two kinds of supporting systems of static pressure and electromagnetic suspension is with that all over the body, can increase considerably the bearing capacity and rigidity of bearing, nothing
Aiding support and circulating cooling system need to be individually equipped with, the design limitation of oil-recovery tank can be released, the regulation of bearing arrangement is improved
Ability and precision.
Brief description of the drawings
Fig. 1 is schematic perspective view of the present invention；
Fig. 2 is the schematic perspective view covered in bearing-free of the present invention；
Fig. 3 is axial cross-sectional views of the present invention；
Fig. 4 is half-sectional schematic perspective view of the invention；
Fig. 5 is bearing base schematic top plan view of the present invention；
Fig. 6 is bearing upper cover elevational schematic view of the present invention；
Fig. 7 is stator schematic perspective view of the present invention；
Wherein：1st, armature spindle, 2, bearing upper cover, 3, screw, 4, bearing base, 5, joint A, 6, end cap, 7, interior hexagonal spiral shell
Nail, 8, joint B, 9, joint C, 10, reinforced seal, 11, screw hole, 12, fuel feed hole D, 13, screw hole, 14, flux sleeve, 15, paint
Envelope curve circle, 16, through hole, 17, stator, 18, fuel feed hole A, 19, spill port A, 20, hydrostatic support chamber, 21, oil-recovery tank A, 22, oil-feed
Groove A, 23, fuel feed hole B, 24, magnetic pole, 25, magnetic pole, 26, oil-feed tank B, 27, fuel feed hole C, 28, screw hole, 29, spill port B, 30,
Oil-recovery tank B, 31-36, magnetic pole, 37, seal channel.
Embodiment
In the dual supporting journal bearing schematic diagram of electromagnetism-static pressure shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, bearing base 4 is pushed up
Middle face is located at the semi-cylindrical upper shed groove on two parallel facades of bearing base, the upper shed groove center section provided with two ends
It is that one is provided with the strip groove recessed still further below i.e. oil-feed tank A22 that a both sides are half of interruption, each groove provided with centre
Individual fuel feed hole B23, is connected by bearing base internal oil passages with fuel feed hole D12, and one end that the fuel feed hole is located at outside base is provided with
Joint A5.The entirety arranged side by side with oil-feed tank recessed groove i.e. oil-recovery tank still further below is additionally provided with the upper shed groove center section
A21.Screw hole 11 is provided with above bearing base, it is corresponding with the screw hole 28 on bearing cap, and both are connected by screw 3, such as
Shown in Fig. 5.It is parallel that the bottom surface of bearing upper cover 2 middle part is located at bearing upper cover two provided with two ends corresponding with bearing base upper shed groove
Semi-cylindrical under shed groove on facade, the under shed groove center section also be provided with centre be a both sides be half of interruption again
Upward strip groove recessed and corresponding with bearing base oil-feed tank A is oil-feed tank B26, provided with an oil-feed in middle complete groove
Hole C27, which is provided with joint C9.One is respectively set in the middle of both the oil-feed tank A of bearing base and the oil-feed tank B of bearing upper cover completely
Oil-feed tank, both sides respectively set half of oil-feed tank, its two and half oil-feed tank up and down of the bearing base and bearing upper cover combined
Become two complete oil-feed tanks.It is additionally provided with the under shed groove center section recessed upwards again with upper oil-feed tank entirety arranged side by side
And groove corresponding with bearing base oil-recovery tank A is that spill port B29 is provided with oil-recovery tank B30, the oil-recovery tank, as shown in Figure 6.
Bearing base oil-feed tank both sides respectively set a seal channel, while respectively setting one and bearing base in bearing upper cover oil-feed tank both sides
The corresponding seal channel 37 of seal channel, an O-ring is respectively set in corresponding two seal channel of bearing base and bearing upper cover.
The bearing upper cover is connected with bearing base, and it is the cylinder that opening inside diameter is not waited that both two semicircle slotted eyes, which constitute a two ends,
Chamber, respectively sets a corresponding annular end cap 6 in the opening at two ends, and it passes through the interior hexagonal that is located in head bolts hole 13
Screw 7 is connected with bearing upper cover and bearing base respectively.Ring skeleton is provided between end cap and bearing upper cover and bearing base
Seal 10.Provided with the corresponding stator 17 of outer peripheral face in the cylindrical cavity that bearing upper cover and bearing base are constituted, such as Fig. 7 institutes
Show, the stator has a hollow cylindrical matrix, and projection of the inner circumferential surface provided with 8 radial equipartitions parallel with bus is magnetic
Pole, the circumferential arc length of the centripetal free end face of each magnetic pole be more than the arc length and adjacent two magnetic pole of magnetic pole other parts to
Heart free end face spacing >=enameled wire loop thickness (distance between Internal and external cycle), one is respectively set on the centripetal free end face of each magnetic pole
Square shape groove is that a radial direction through hole i.e. fuel feed hole A18 is respectively set on the end face in the middle part of hydrostatic support chamber 20, groove, in two magnetic
Matrix between pole is spill port A19 provided with radial direction through hole, and it is corresponding with the oil-recovery tank B30 of bearing upper cover, on the oil-recovery tank
Spill port B29 outside be connected with joint B8, separately in stator 4 to being additionally provided with 4 groups of (every group 3) centers on the end face between magnetic pole
The line through hole 16 parallel with axis stator.The centripetal free end face of 8 magnetic poles is connected by flux sleeve 14 with armature spindle 1,
The armature spindle two ends are each passed through end cap 6 and reinforced seal 10 is located at outside bearing block.
THE HYDROSTATIC SUPPORTING SYSTEM, hydraulic oil is flowed into from the fuel feed hole C27 of bearing upper cover 2, and stator is flowed into through oil-feed tank B26
After fuel feed hole A18 on 17, hydrostatic support chamber 20 is acted on, the fluid after effect is after enameled wire loop 16 from returning on stator 17
Oilhole A19 is flowed out, and oil-recovery tank A21, oil-recovery tank B30 are flowed to respectively, is finally flowed out from spill port B29, is flowed to by joint B8 outer
Boundary.
In the electromagnetic suspension supporting system, an enameled wire loop 15,8 enamel-covered wires are respectively covered on each magnetic pole of stator
Circle has 2 kinds of canoes, and it is respectively N poles or S poles that the magnetic pole in coil can be made after energization.8 magnetic poles use NSSNNSSN modes
Arrangement, i.e., adjacent pole be a pair, per centering one be N poles another be S poles (24,25 be a pair, 31,32 be a pair, 33,
34 be a pair, and 35,36 be a pair), and adjacent its two adjacent pole polarity of two couples are identical, each pair magnetic pole and flux sleeve
Constitute flux circuit.
Claims (7)
1. a kind of dual supporting journal bearing of electromagnetism-static pressure, it is characterised in that：In the middle part of bearing base top surface axle is located at provided with two ends
The semi-cylindrical upper shed groove on two parallel facades of base is held, the upper shed groove center section is recessed still further below provided with interruption
Strip groove be oil-feed tank A, provided with a fuel feed hole B in each complete groove, pass through the oil circuit inside bearing base and oil-feed
Hole D is connected, and the entirety arranged side by side with oil-feed tank recessed groove i.e. oil-recovery tank still further below is additionally provided with the upper shed groove center section
A, bearing base is connected with bearing upper cover by screw, is provided with and bearing base upper shed groove corresponding two in the middle part of bearing upper cover bottom surface
End is located at the semi-cylindrical under shed groove on two parallel facades of bearing upper cover, and the under shed groove center section also is provided with interruption
Upward strip groove recessed and corresponding with bearing base oil-feed tank A is upper oil-feed tank B again, is entered in middle complete groove provided with one
Oilhole C, be additionally provided with the under shed groove center section entirety arranged side by side with upper oil-feed tank it is recessed upwards again and with bearing base time
The corresponding grooves of oil groove A are that spill port B is provided with oil-recovery tank B, the oil-recovery tank, and the bearing upper cover is connected with bearing base, two
It is the cylindrical cavity that opening inside diameter is not waited that two semicircle slotted eyes of person, which constitute a two ends, and one and its are respectively set in the opening at two ends
Corresponding annular end cap, it is connected with bearing upper cover and bearing base respectively by screw, in bearing upper cover and bearing base group
Into cylindrical cavity in provided with the corresponding stator of outer peripheral face, the stator has to be set in a hollow cylindrical matrix, inner circumferential surface
There is the projection i.e. magnetic pole of 8 radial equipartition parallel with bus, its area is more than the centripetal free end face of each magnetic pole for cambered surface
The section of magnetic pole other parts and the centripetal free end face spacing >=enameled wire loop thickness of adjacent two magnetic pole, in the centripetal of each magnetic pole
Respectively set on free end face and a radial direction through hole is respectively set on the end face in the middle part of a square shape groove i.e. hydrostatic support chamber, groove enter
Provided with radial direction through hole it is spill port A on oilhole A, the matrix between two magnetic poles, it is corresponding with the oil-recovery tank B of bearing upper cover,
Separately in stator 4 to being additionally provided with 4 groups of center line through holes parallel with axis stator on the end face between magnetic pole, 8 magnetic poles
Centripetal free end face is connected by flux sleeve with armature spindle, and the armature spindle two ends are each passed through end cap and reinforced seal is located at bearing
Seat is outer；An enameled wire loop is respectively covered on each magnetic pole of stator, 8 magnetic poles are distributed using NSSNNSSN modes.
2. the dual supporting journal bearing of electromagnetism-static pressure according to claim 1, it is characterised in that：NSSNNSSN modes point
Cloth is that adjacent pole is a pair, be per centering one N poles another be S poles, and adjacent its two adjacent magnetic pole pole of two couples
Property is identical.
3. the dual supporting journal bearing of electromagnetism-static pressure according to claim 1, it is characterised in that：8 enameled wire loops have
2 kinds of canoes, it is respectively N poles or S poles that the magnetic pole in coil can be made after energization.
4. the dual supporting journal bearing of electromagnetism-static pressure according to claim 1, it is characterised in that：In bearing base oil-feed
Groove both sides respectively set a seal channel, at the same respectively set in bearing upper cover oil-feed tank both sides one it is corresponding with bearing base seal channel
Seal channel, respectively set an O-ring in corresponding two seal channel of bearing base and bearing upper cover.
5. the dual supporting journal bearing of electromagnetism-static pressure according to claim 1, it is characterised in that：On end cap and bearing
Provided with ring skeleton sealing between lid and bearing base.
6. the dual supporting journal bearing of electromagnetism-static pressure according to claim 1, it is characterised in that：Be located at bearing base and
Joint is equipped with fuel feed hole or oil outlet on bearing upper cover.
7. the dual supporting journal bearing of electromagnetism-static pressure according to claim 1, it is characterised in that：The oil-feed of bearing base
A complete oil-feed tank is respectively set in the middle of both oil-feed tank B of groove A and bearing upper cover, both sides respectively set half of oil-feed tank, and combination exists
Bearing base and bearing upper cover together its up and down two and half oil-feed tanks become two complete oil-feed tanks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710265591.9A CN107165937B (en) | 2017-04-21 | 2017-04-21 | A kind of transverse bearing of the dual bearing of electromagnetism-static pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710265591.9A CN107165937B (en) | 2017-04-21 | 2017-04-21 | A kind of transverse bearing of the dual bearing of electromagnetism-static pressure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107165937A true CN107165937A (en) | 2017-09-15 |
| CN107165937B CN107165937B (en) | 2018-12-07 |
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ID=59813889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710265591.9A Active CN107165937B (en) | 2017-04-21 | 2017-04-21 | A kind of transverse bearing of the dual bearing of electromagnetism-static pressure |
Country Status (1)
| Country | Link |
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| CN (1) | CN107165937B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488232A (en) * | 2018-03-22 | 2018-09-04 | 燕山大学 | A kind of magnetism dual suspension journal bearing with porous media gasket |
| CN108547869A (en) * | 2018-05-18 | 2018-09-18 | 燕山大学 | A kind of magnetic liquid dual suspension bearing support system |
| CN108612753A (en) * | 2018-07-13 | 2018-10-02 | 燕山大学 | A kind of magnetorheological fluid hydrostatic support mixing magnetic bearing |
| CN108612756A (en) * | 2018-07-13 | 2018-10-02 | 燕山大学 | A kind of adjustable piezoelectric ceramics sealing oil edge hydrodynamic journal liquid polymers |
| CN108612757A (en) * | 2018-07-13 | 2018-10-02 | 燕山大学 | A kind of active magnetorheological fluid hydrostatic bearing |
| CN108644229A (en) * | 2018-06-01 | 2018-10-12 | 燕山大学 | A kind of dual suspension cod of combination passive magnetic suspension and static air pressure |
| CN108760304A (en) * | 2018-06-08 | 2018-11-06 | 燕山大学 | A kind of magnetic liquid dual suspension bearing performance test experiment porch |
| CN109505865A (en) * | 2018-08-16 | 2019-03-22 | 燕山大学 | A kind of magnetic liquid dual suspension hydrodynamic bearing |
| CN113653759A (en) * | 2021-08-23 | 2021-11-16 | 上海交通大学 | Active and passive vibration reduction supporting device for shafting transverse vibration transmission control |
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| NL6702374A (en) * | 1966-03-28 | 1967-09-29 | ||
| CN102705366A (en) * | 2011-03-28 | 2012-10-03 | 何君 | Bearing for air refrigerating machine driven by high-speed motor and the air refrigerating machine |
| CN103062284A (en) * | 2012-12-19 | 2013-04-24 | 哈尔滨工业大学 | Zero-rigidity vibration isolator of double-layer air-flotation orthogonal decoupling and flexible film angle decoupling |
| WO2015032425A1 (en) * | 2013-09-04 | 2015-03-12 | Statoil Petroleum As | Combination gas bearing |
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|---|---|---|---|---|
| GB982855A (en) * | 1961-06-28 | 1965-02-10 | Ibm | Element supporting apparatus embodying a fluid bearing e.g. in information storage devices |
| NL6702374A (en) * | 1966-03-28 | 1967-09-29 | ||
| CN102705366A (en) * | 2011-03-28 | 2012-10-03 | 何君 | Bearing for air refrigerating machine driven by high-speed motor and the air refrigerating machine |
| CN103062284A (en) * | 2012-12-19 | 2013-04-24 | 哈尔滨工业大学 | Zero-rigidity vibration isolator of double-layer air-flotation orthogonal decoupling and flexible film angle decoupling |
| WO2015032425A1 (en) * | 2013-09-04 | 2015-03-12 | Statoil Petroleum As | Combination gas bearing |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488232A (en) * | 2018-03-22 | 2018-09-04 | 燕山大学 | A kind of magnetism dual suspension journal bearing with porous media gasket |
| CN108547869A (en) * | 2018-05-18 | 2018-09-18 | 燕山大学 | A kind of magnetic liquid dual suspension bearing support system |
| CN108547869B (en) * | 2018-05-18 | 2019-09-10 | 燕山大学 | A kind of magnetic liquid dual suspension bearing support system |
| CN108644229A (en) * | 2018-06-01 | 2018-10-12 | 燕山大学 | A kind of dual suspension cod of combination passive magnetic suspension and static air pressure |
| CN108760304A (en) * | 2018-06-08 | 2018-11-06 | 燕山大学 | A kind of magnetic liquid dual suspension bearing performance test experiment porch |
| CN108612753A (en) * | 2018-07-13 | 2018-10-02 | 燕山大学 | A kind of magnetorheological fluid hydrostatic support mixing magnetic bearing |
| CN108612756A (en) * | 2018-07-13 | 2018-10-02 | 燕山大学 | A kind of adjustable piezoelectric ceramics sealing oil edge hydrodynamic journal liquid polymers |
| CN108612757A (en) * | 2018-07-13 | 2018-10-02 | 燕山大学 | A kind of active magnetorheological fluid hydrostatic bearing |
| CN108612756B (en) * | 2018-07-13 | 2019-08-23 | 燕山大学 | A kind of adjustable piezoelectric ceramics sealing oil edge hydrodynamic journal liquid polymers |
| CN108612757B (en) * | 2018-07-13 | 2020-05-12 | 燕山大学 | Active magnetorheological fluid hydrostatic bearing |
| CN109505865A (en) * | 2018-08-16 | 2019-03-22 | 燕山大学 | A kind of magnetic liquid dual suspension hydrodynamic bearing |
| CN113653759A (en) * | 2021-08-23 | 2021-11-16 | 上海交通大学 | Active and passive vibration reduction supporting device for shafting transverse vibration transmission control |
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|---|---|
| CN107165937B (en) | 2018-12-07 |
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