CN104315033B - Torque-adjustable centrifugal extrusion magnetorheological clutch - Google Patents
Torque-adjustable centrifugal extrusion magnetorheological clutch Download PDFInfo
- Publication number
- CN104315033B CN104315033B CN201410532102.8A CN201410532102A CN104315033B CN 104315033 B CN104315033 B CN 104315033B CN 201410532102 A CN201410532102 A CN 201410532102A CN 104315033 B CN104315033 B CN 104315033B
- Authority
- CN
- China
- Prior art keywords
- rotor set
- end cap
- input shaft
- rotor
- centrifugal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D37/00—Clutches in which the drive is transmitted through a medium consisting of small particles, e.g. centrifugally speed-responsive
- F16D37/02—Clutches in which the drive is transmitted through a medium consisting of small particles, e.g. centrifugally speed-responsive the particles being magnetisable
Abstract
The invention discloses a torque-adjustable centrifugal extrusion magnetorheological clutch, which comprises a left end cover, an input shaft, a right end cover, and an output shaft fixedly arranged on the right end cover, wherein the cross section of a working part of the input shaft is polygonal, and at least one section of rotor set which freely slides on the working part along the axial direction and synchronously rotates along with the input shaft is arranged on the working part; a stator set is fixedly arranged between the left end cover and the right end cover, and a gap is reserved between the stator set and the rotor set; a magnetorheological fluid is arranged in the gap, and the left and right ends of the rotor set are provided with centrifugal extrusion devices; a reset device is arranged in the rotor set, and a coil is arranged in the stator set. The torque-adjustable centrifugal extrusion magnetorheological clutch provided by the invention has the advantages that the rotor set can be made into a standard piece, the rotor sets with corresponding section number sleeve the input shaft by a customer according to actual situations, and the rotor sets with corresponding number are matched, accordingly, the adjustment of output torque is greatly facilitated, and can be completed by the customer independently without specialized technical personnel.
Description
Technical field
The present invention relates to a kind of moment of torsion adjustable centrifugation squash type magnetic rheological clutch.
Background technology
Magnetic flow liquid with its respond fast Millisecond, energy consumption is low, easily controllable, ruggedness is good, operating temperature range width, use
The advantages such as life-span length and be widely used in the fields such as Aero-Space/machining/precision engineering/building/medical treatment.
Magnetic rheological clutch be by combining to the control realization clutch of applied field strengths, separation function, or even can
Controlled with the stepless change realizing moment of torsion transmission.It overcomes the shortcomings of conventional clutch is easy to wear, and noise is big, with its structure letter
List, mechanical abrasion, low noise, response rapid 10 milliseconds in, energy consumption not high, can achieve stepless speed regulation and be more conducive to and calculating
The advantages of machine technology is implemented in combination with intelligentized control method causes the widely studied of Chinese scholars and industrial quarters, achieves in recent years
Remarkable break-throughs.But after current magnetic rheological clutch manufactures, output torque is all fixing, and client oneself can not be carried out
Adjust.
Content of the invention
It is an object of the invention to provide a kind of moment of torsion adjustable centrifugation squash type magnetic rheological clutch, can effectively solve the problem that existing
There is the problem that magnetic rheological clutch output torque can not conveniently change.
In order to solve above-mentioned technical problem, the present invention is achieved by the following technical solutions: centrifugation that a kind of moment of torsion is adjustable
Squash type magnetic rheological clutch, the input shaft including left end cap, passing through left end cap, the right end cap of setting input shaft right-hand member, fixation
Output shaft on right end cap, the part that described input shaft is located between left end cap and right end cap is work department, described work department
Cross section be polygon, described work department be provided with least one section in work department vertically slidably and with input shaft with
The rotor set that step rotates, is fixed with the stator pack being adapted with rotor set, described stator pack between described left end cap and right end cap
Leave gap and rotor set between, in described gap, be provided with magnetic flow liquid, the left and right two ends of described rotor set are provided with to be squeezed to center
The centrifugation pressurizing unit of pressure rotor set, is provided with resetting means in described rotor set, is provided with coil in described stator pack.
Preferably, described centrifugation pressurizing unit includes at least one centrifugal shaft being fixed in work department, described in every from
Centrifugal globe is all equipped with heart axle, the left side of described rotor set and right side are taper seat, the left side of described rotor set
With the centrifugal railway equal with centrifugal globe quantity is had on right side；Centrifugal force during input shaft rotation, using centrifugal globe motion
Extruding rotor set, makes the space of magnetic flow liquid reduce and produces extrusion shearing power.
Preferably, described rotor set is included two rotors and is arranged on the placed cavity communicated with gap between two rotors,
Described placed cavity is less than the width away from input shaft axis one end near axis one end width of input shaft；It is easy to resetting means fortune
Dynamic.
Preferably, described resetting means includes at least one and is arranged on placing the fixing resetting shaft of intracavity and input shaft, cunning
The dynamic reset ball being arranged on resetting shaft, described placement cavity wall is provided with the reset track being adapted with the ball that resets, described multiple
It is cased with back-moving spring, described back-moving spring one end withstands on reset ball, and the other end withstands in stator pack, and back-moving spring on the axle of position
With resetting shaft synchronous rotary；Get out of the way the position between two stators also with centrifugal force, so that two rotors can close be extruded
Magnetic flow liquid space, makes reset ball move downward using back-moving spring simultaneously and pushes two rotors open, restPose.
Preferably, described stator pack includes two stators, is provided with magnetism-isolating loop between two described stators, two described stators
Relative side wall and magnetism-isolating loop form a cavity, and the other end of described back-moving spring is located in cavity；Magnetism-isolating loop can intercept
Magnetic force between two stators, forms the setting that a cavity is easy to back-moving spring simultaneously.
Preferably, described stator is truncated cone-shaped, and the less end face of two stators is oppositely arranged；Preferably extruding effect can be formed
Really.
Compared with prior art, the invention has the advantage that making centrifugation pressurizing unit extrude rotor by the rotation of input shaft
Group, produces squeezing action to magnetic flow liquid therein, and resetting means can play to rotor set when this clutch does not act on
Reset response, rotor set can make standard component, as long as the rotor set of corresponding joint number is enclosed within input according to practical situation by client
On axle, then mix the stator pack of respective numbers, greatly facilitate the regulation to output torque it is not necessary to professional and technical personnel
Independently can complete to adjust by client.
Brief description
Fig. 1 is schematic diagram during a kind of moment of torsion of the present invention adjustable centrifugation squash type magnetic rheological clutch off working state；
Fig. 2 is schematic diagram during a kind of moment of torsion of the present invention adjustable centrifugation squash type magnetic rheological clutch working condition；
Fig. 3 is a-a sectional view in Fig. 1.
Specific embodiment
It is a kind of adjustable embodiment being centrifuged squash type magnetic rheological clutch of moment of torsion of the present invention refering to Fig. 1, a kind of moment of torsion can
Distancing heart squash type magnetic rheological clutch, the input shaft 1 including left end cap 6, passing through left end cap 6, the right side of setting input shaft right-hand member
End cap 13, the output shaft 12 being fixed on right end cap 13, described input shaft 1 is located at the part between left end cap 6 and right end cap 13
For work department 2, the cross section of described work department 2 is polygon, and described work department 2 is provided with least one section edge in work department 2
Axially free slip and the rotor set with input shaft 1 synchronous axial system, are fixed with and rotor between described left end cap 6 and right end cap 13
The stator pack that group is adapted, leaves gap 3, is provided with magnetic flow liquid 8, institute in described gap 3 between described stator pack and rotor set
The left and right two ends stating rotor set are provided with the centrifugation pressurizing unit extruding rotor set to center, are provided with reset dress in described rotor set
Put, in described stator pack, be provided with coil 9.
Described centrifugation pressurizing unit includes at least one centrifugal shaft 32 being fixed in work department 2, every described centrifugal shaft
All it is equipped with centrifugal globe 31, the left side of described rotor set and right side are taper seat, the left side of described rotor set on 32
With the centrifugal railway 42 equal with centrifugal globe 31 quantity is had on right side.
Described rotor set is included two rotors 41 and is arranged on the placed cavity 4 communicated with gap 3 between two rotors 41, institute
The axis one end width stating placed cavity 4 near input shaft 1 is less than width, rotor 41 and stator away from input shaft 1 axis one end
It is provided with the sealing ring 7 preventing magnetic flow liquid leakage, as shown in figure 3, described resetting means includes at least one setting between 10
The resetting shaft 52 fixing with input shaft 1, the reset ball 53 being slidably arranged on resetting shaft 52, described placed cavity 4 in placed cavity 4
Inwall is provided with the reset track 43 being adapted with the ball 53 that resets, and described resetting shaft 52 is cased with back-moving spring 51, described reset
Spring 51 one end withstands on reset ball 53, and the other end withstands in stator pack, and back-moving spring 51 and resetting shaft 52 synchronous rotary, institute
State stator pack and include two stators 10, between two described stators 10, be provided with magnetism-isolating loop 11, the relative side of two described stators 10
Wall and magnetism-isolating loop 11 form a cavity 5, and the other end of described back-moving spring 51 is located in cavity 5, and described stator 10 is round platform
Shape, the less end face of two stators 10 is oppositely arranged.
As shown in figure 1, centrifugal globe 31 and reset ball 53 are all in original state during off working state；
As shown in Fig. 2 producing the magnetic line of force 14 after coil 9 is energized during work, it is that magnetic flow liquid rapidly goes to class by liquid
Solid, is simultaneously entered axle 1 and rotates, because the effect centrifugal globe 31 of centrifugal force moves to the top of centrifugal shaft 32 along centrifugal shaft 32, with
Shi Fuwei ball 53 also pressed home spring 51 under the influence of centrifugal force, reset ball 53 moves to the top of placed cavity 4, now
Centrifugal globe 31 moves to outer ring and two rotor 41 move toward one another in drive rotor group extrudes the space of magnetic flow liquid, stator 10
With rotor 41 by synchronous axial system, making the output torque of output shaft 12 bigger, if increasing the quantity of stator pack and rotor set, will make
Obtain output torque to be multiplied；
When coil 9 dead electricity, magnetic flow liquid recovers liquid condition, and this clutch switchs to off working state, when input shaft 1 stops
During rotation, reset ball 53 resets to original state in the presence of back-moving spring 51, in the work of reset ball 53 and reset track 43
With under, two rotors 41 adverse movement in a rotor set, in the presence of centrifugal railway 42, centrifugal globe 31 also returns to just
Beginning state.
Make centrifugation pressurizing unit extrude rotor set by the rotation of input shaft 1, extruding is produced to magnetic flow liquid therein and makees
With, and resetting means can play reset response when this clutch does not act on to rotor set, rotor set can make standard component,
As long as client the rotor set of corresponding joint number is enclosed within input shaft 1 according to practical situation, then mixes the stator pack of respective numbers and be
Can, greatly facilitate the regulation to output torque it is not necessary to professional and technical personnel independently can be completed to adjust by client.
Claims (1)
1. a kind of moment of torsion adjustable centrifugation squash type magnetic rheological clutch it is characterised in that: include left end cap (6), pass through left end cap
(6) input shaft (1), the right end cap (13) of setting input shaft (1) right-hand member, the output shaft (12) being fixed on right end cap (13),
The part that described input shaft (1) is located between left end cap (6) and right end cap (13) is work department (2), the horizontal stroke of described work department (2)
Section is polygon, and described work department (2) is provided with least one section in work department (2) vertically slidably and with input shaft
(1) rotor set of synchronous axial system, is fixed with, between described left end cap (6) and right end cap (13), the stator being adapted with rotor set
Group, leaves gap (3), is provided with magnetic flow liquid (8), described rotor set in described gap (3) between described stator pack and rotor set
Left and right two ends be provided with to center extrude rotor set centrifugation pressurizing unit, be provided with resetting means in described rotor set, described fixed
It is provided with coil (9) in subgroup；Described centrifugation pressurizing unit includes at least one centrifugal shaft (32) being fixed in work department (2),
All it is equipped with centrifugal globe (31), the left side of described rotor set and right side are taper seat on every described centrifugal shaft (32),
The centrifugal railway (42) equal with centrifugal globe (31) quantity is had on the left side of described rotor set and right side.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610455123.3A CN105927678B (en) | 2014-09-25 | 2014-09-25 | A kind of adjustable centrifugation squash type magnetic rheological clutch rotor set of moment of torsion |
| CN201410532102.8A CN104315033B (en) | 2014-09-25 | 2014-09-25 | Torque-adjustable centrifugal extrusion magnetorheological clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410532102.8A CN104315033B (en) | 2014-09-25 | 2014-09-25 | Torque-adjustable centrifugal extrusion magnetorheological clutch |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610455123.3A Division CN105927678B (en) | 2014-09-25 | 2014-09-25 | A kind of adjustable centrifugation squash type magnetic rheological clutch rotor set of moment of torsion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104315033A CN104315033A (en) | 2015-01-28 |
| CN104315033B true CN104315033B (en) | 2017-01-25 |
Family
ID=52370314
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610455123.3A Active CN105927678B (en) | 2014-09-25 | 2014-09-25 | A kind of adjustable centrifugation squash type magnetic rheological clutch rotor set of moment of torsion |
| CN201410532102.8A Expired - Fee Related CN104315033B (en) | 2014-09-25 | 2014-09-25 | Torque-adjustable centrifugal extrusion magnetorheological clutch |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610455123.3A Active CN105927678B (en) | 2014-09-25 | 2014-09-25 | A kind of adjustable centrifugation squash type magnetic rheological clutch rotor set of moment of torsion |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN105927678B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533636B (en) * | 2018-04-13 | 2019-07-09 | 辽宁工程技术大学 | A kind of feedback control axial rub soft start coupler |
| DE102019207288A1 (en) * | 2019-05-18 | 2020-11-19 | Robert Bosch Gmbh | Magnetorheological device, vehicle |
| CN112523954B (en) * | 2020-11-26 | 2022-04-19 | 山西高强机械制造有限公司 | Permanent magnet wind driven generator with stepless self-adaptive torque adjustment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5845752A (en) * | 1997-06-02 | 1998-12-08 | General Motors Corporation | Magnetorheological fluid clutch with minimized reluctance |
| CN102562857A (en) * | 2011-12-27 | 2012-07-11 | 浙江师范大学 | Conical extrusion-shearing type magnetorheological clutch |
| CN204113960U (en) * | 2014-09-25 | 2015-01-21 | 浙江师范大学 | The adjustable centrifugal extruding type magnetic rheological clutch of a kind of moment of torsion |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2736409A (en) * | 1950-11-16 | 1956-02-28 | Vickers Inc | Magnetic fluid mixture clutch containing iron and nickel particles |
| US5598908A (en) * | 1995-06-05 | 1997-02-04 | Gse, Inc. | Magnetorheological fluid coupling device and torque load simulator system |
| CN202560877U (en) * | 2012-04-13 | 2012-11-28 | 浙江师范大学 | Extrusion magnetorheological clutch |
-
2014
- 2014-09-25 CN CN201610455123.3A patent/CN105927678B/en active Active
- 2014-09-25 CN CN201410532102.8A patent/CN104315033B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5845752A (en) * | 1997-06-02 | 1998-12-08 | General Motors Corporation | Magnetorheological fluid clutch with minimized reluctance |
| CN102562857A (en) * | 2011-12-27 | 2012-07-11 | 浙江师范大学 | Conical extrusion-shearing type magnetorheological clutch |
| CN204113960U (en) * | 2014-09-25 | 2015-01-21 | 浙江师范大学 | The adjustable centrifugal extruding type magnetic rheological clutch of a kind of moment of torsion |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105927678A (en) | 2016-09-07 |
| CN104315033A (en) | 2015-01-28 |
| CN105927678B (en) | 2018-01-05 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170125 Termination date: 20170925 |