CN104315033A - Torque-adjustable centrifugal extrusion magnetorheological clutch - Google Patents
Torque-adjustable centrifugal extrusion magnetorheological clutch Download PDFInfo
- Publication number
- CN104315033A CN104315033A CN201410532102.8A CN201410532102A CN104315033A CN 104315033 A CN104315033 A CN 104315033A CN 201410532102 A CN201410532102 A CN 201410532102A CN 104315033 A CN104315033 A CN 104315033A
- Authority
- CN
- China
- Prior art keywords
- centrifugal
- rotor set
- input shaft
- shaft
- end cap
- 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.)
- Granted
Links
- 238000001125 extrusion Methods 0.000 title abstract description 5
- 239000007788 liquid Substances 0.000 claims description 14
- 230000005389 magnetism Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 239000012530 fluid Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
- Centrifugal Separators (AREA)
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 the adjustable centrifugal extruding type magnetic rheological clutch of a kind of moment of torsion.
Background technique
Magnetic flow liquid with its respond fast Millisecond, energy consumption low, be easy to control, the advantage such as serviceability is good, operating temperature range is wide, long service life and be widely used in the fields such as Aero-Space/machining/precision engineering/building/medical treatment.
Magnetic rheological clutch be by combining the control realization clutch of applied field strengths, separation function, even can realize the stepless change control that moment of torsion transmits.Which overcome conventional clutch easy to wear, the shortcomings such as noise is large, in, mechanical wearing and tearing simple with its structure, low noise, rapid 10 milliseconds of response, energy consumption is not high, can realize stepless speed regulation and be more conducive to be combined the extensive research that advantages such as realizing intelligentized control method causes Chinese scholars and industrial quarters with computer technology, makes remarkable progress in recent years.But after current magnetic rheological clutch manufactures, output torque is all fixing, and client oneself can not regulate.
Summary of the invention
The object of the present invention is to provide the adjustable centrifugal extruding type magnetic rheological clutch of a kind of moment of torsion, effectively can solve the problem that existing magnetic rheological clutch output torque can not conveniently change.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions: a kind of moment of torsion is adjustable centrifugal extruding type magnetic rheological clutch, comprise left end cap, through the input shaft of left end cap, the right end cap of input shaft right-hand member is set, be fixed on the output shaft on right end cap, the part of described input shaft between left end cap and right end cap is working part, the cross section of described working part is polygonal, described working part is provided with at least one joint and is free to slide vertically in working part and with the rotor set of input shaft synchronous axial system, the stator pack suitable with rotor set is fixed with between described left end cap and right end cap, gap is left between described stator pack and rotor set, magnetic flow liquid is provided with in described gap, the two ends, left and right of described rotor set are provided with the centrifugal squeezing unit to center extruding rotor set, resetting means is provided with in described rotor set, coil is provided with in described stator pack.
Preferably, described centrifugal squeezing unit comprises at least one centrifugal shaft be fixed in working part, centrifugal shaft described in every root is all equipped with centrifugal globe, left side and the right side of described rotor set are conical surface, and the left side of described rotor set and right side have the centrifugal railway equal with centrifugal globe quantity; Centrifugal force when input shaft rotates, utilizes centrifugal globe to move and extrudes rotor set, makes the space of magnetic flow liquid reduce to produce extrusion shearing power.
Preferably, described rotor set comprises two rotors and is arranged on the placed cavity communicated with gap between two rotors, and described placed cavity is less than the width away from input shaft axis one end near axis one end width of input shaft; Be convenient to resetting means motion.
Preferably, described resetting means comprises at least one and is arranged on resetting shaft, the reset ball be slidably arranged on resetting shaft fixed with input shaft in placed cavity, described placed cavity inwall is provided with the reset track suitable with the ball that resets, on described resetting shaft, cover has Returnning spring, described Returnning spring one end withstands on reset ball, the other end withstands in stator pack, and Returnning spring and resetting shaft synchronous rotary; Utilize centrifugal force to get out of the way position between two stators equally, two rotors near extruding magnetic flow liquid space, can be utilized Returnning spring that reset ball is moved downward simultaneously and pushed open by two rotors, restPose.
Preferably, described stator pack comprises two stators, is provided with magnetism resistent ring between two described stators, and the sidewall that two described stators are relative and magnetism resistent ring form a cavity, and the other end of described Returnning spring is positioned at cavity; Magnetism resistent ring can intercept the magnetic force between two stators, forms the setting that a cavity is convenient to Returnning spring simultaneously.
Preferably, described stator is frustoconic shape, and the end face that two stators are less is oppositely arranged; Good squeezing effect can be formed.
Compared with prior art, advantage of the present invention is: make centrifugal squeezing unit extrude rotor set by the rotation of input shaft, squeezing action is produced to magnetic flow liquid wherein, and resetting means can play reset response when this clutch does not act on to rotor set, rotor set can make standard piece, as long as the rotor set of corresponding joint number is enclosed within input shaft according to actual conditions by client, mix the stator pack of respective numbers again, greatly facilitate the adjustment to output torque, do not need professional and technical personnel independently can complete adjustment by client.
Accompanying drawing explanation
Schematic diagram when Fig. 1 is a kind of moment of torsion of the present invention adjustable centrifugal extruding type magnetic rheological clutch off working state;
Schematic diagram when Fig. 2 is a kind of moment of torsion of the present invention adjustable centrifugal extruding type magnetic rheological clutch working state;
Fig. 3 is A-A sectional view in Fig. 1.
Embodiment
Consult the embodiment that Fig. 1 is the adjustable centrifugal extruding type magnetic rheological clutch of a kind of moment of torsion of the present invention, the adjustable centrifugal extruding type magnetic rheological clutch of a kind of moment of torsion, comprise left end cap 6, through the input shaft 1 of left end cap 6, the right end cap 13 of input shaft right-hand member is set, be fixed on the output shaft 12 on right end cap 13, the part of described input shaft 1 between left end cap 6 and right end cap 13 is working part 2, the cross section of described working part 2 is polygonal, described working part 2 is provided with at least one joint and is free to slide vertically in working part 2 and with the rotor set of input shaft 1 synchronous axial system, the stator pack suitable with rotor set is fixed with between described left end cap 6 and right end cap 13, gap 3 is left between described stator pack and rotor set, magnetic flow liquid 8 is provided with in described gap 3, the two ends, left and right of described rotor set are provided with the centrifugal squeezing unit to center extruding rotor set, resetting means is provided with in described rotor set, coil 9 is provided with in described stator pack.
Described centrifugal squeezing unit comprises at least one centrifugal shaft 32 be fixed in working part 2, centrifugal shaft 32 described in every root is all equipped with centrifugal globe 31, left side and the right side of described rotor set are conical surface, and the left side of described rotor set and right side have the centrifugal railway 42 equal with centrifugal globe 31 quantity.
Described rotor set comprises two rotors 41 and is arranged on the placed cavity 4 communicated with gap 3 between two rotors 41, described placed cavity 4 is less than the width away from input shaft 1 axis one end near axis one end width of input shaft 1, the seal ring 7 preventing magnetic flow liquid from leaking is provided with between rotor 41 and stator 10, as shown in Figure 3, described resetting means comprises at least one and is arranged on resetting shaft 52 fixing with input shaft 1 in placed cavity 4, be slidably arranged in the reset ball 53 on resetting shaft 52, described placed cavity 4 inwall is provided with the reset track 43 suitable with the ball 53 that resets, on described resetting shaft 52, cover has Returnning spring 51, described Returnning spring 51 one end withstands on reset ball 53, the other end withstands in stator pack, and Returnning spring 51 and resetting shaft 52 synchronous rotary, described stator pack comprises two stators 10, magnetism resistent ring 11 is provided with between two described stators 10, the sidewall that two described stators 10 are relative and magnetism resistent ring 11 form a cavity 5, the other end of described Returnning spring 51 is positioned at cavity 5, described stator 10 is frustoconic shape, the end face that two stators 10 are less is oppositely arranged.
During off working state as shown in Figure 1, centrifugal globe 31 and reset ball 53 are all in original state;
During work as shown in Figure 2, the magnetic line of force 14 is produced after coil 9 is energized, that magnetic flow liquid becomes rapidly class solid from liquid, input shaft 1 rotates simultaneously, because the effect centrifugal globe 31 of centrifugal force to move to the top of centrifugal shaft 32 along centrifugal shaft 32, reset ball 53 also pressed home spring 51 under the influence of centrifugal force simultaneously, reset ball 53 moves to the top of placed cavity 4, now the rotor 41 of two in drive rotor group move toward one another is extruded the space of magnetic flow liquid by centrifugal globe 31 to outer ring motion, stator 10 and rotor 41 are by synchronous axial system, make the output torque of output shaft 12 larger, if increase the quantity of stator pack and rotor set, output torque will be made to be multiplied,
When coil 9 dead electricity, magnetic flow liquid recovers liquid condition, this clutch transfers off working state to, when input shaft 1 stops operating, reset ball 53 resets to original state under the effect of Returnning spring 51, under the effect of reset ball 53 and reset track 43, two rotors 41 reversing motion in a rotor set, under the effect of centrifugal railway 42, centrifugal globe 31 also returns to original state.
Centrifugal squeezing unit is made to extrude rotor set by the rotation of input shaft 1, squeezing action is produced to magnetic flow liquid wherein, and resetting means can play reset response when this clutch does not act on to rotor set, rotor set can make standard piece, as long as the rotor set of corresponding joint number is enclosed within input shaft 1 according to actual conditions by client, mix the stator pack of respective numbers again, greatly facilitate the adjustment to output torque, do not need professional and technical personnel independently can complete adjustment by client.
Claims (6)
1. the adjustable centrifugal extruding type magnetic rheological clutch of moment of torsion, it is characterized in that: comprise left end cap (6), through the input shaft (1) of left end cap (6), the right end cap (13) of input shaft (1) right-hand member is set, be fixed on the output shaft (12) on right end cap (13), described input shaft (1) part be positioned between left end cap (6) and right end cap (13) is working part (2), the cross section of described working part (2) is polygonal, described working part (2) is provided with at least one joint and is free to slide vertically in working part (2) and with the rotor set of input shaft (1) synchronous axial system, the stator pack suitable with rotor set is fixed with between described left end cap (6) and right end cap (13), gap (3) is left between described stator pack and rotor set, magnetic flow liquid (8) is provided with in described gap (3), the two ends, left and right of described rotor set are provided with the centrifugal squeezing unit to center extruding rotor set, resetting means is provided with in described rotor set, coil (9) is provided with in described stator pack.
2. the adjustable centrifugal extruding type magnetic rheological clutch of a kind of moment of torsion as claimed in claim 1, it is characterized in that: described centrifugal squeezing unit comprises at least one centrifugal shaft (32) be fixed in working part (2), centrifugal shaft (32) described in every root is all equipped with centrifugal globe (31), left side and the right side of described rotor set are conical surface, and the left side of described rotor set and right side have the centrifugal railway (42) equal with centrifugal globe (31) quantity.
3. the adjustable centrifugal extruding type magnetic rheological clutch of a kind of moment of torsion as claimed in claim 1, it is characterized in that: described rotor set comprises two rotors (41) and is arranged on the placed cavity (4) communicated with gap (3) between two rotors (41), axis one end width of the close input shaft (1) of described placed cavity (4) is less than the width away from input shaft (1) axis one end.
4. the adjustable centrifugal extruding type magnetic rheological clutch of a kind of moment of torsion as claimed in claim 3, it is characterized in that: described resetting means comprises at least one and is arranged on resetting shaft (52) fixing with input shaft (1) in placed cavity (4), be slidably arranged in the reset ball (53) on resetting shaft (52), described placed cavity (4) inwall is provided with the reset track (43) suitable with the ball that resets (53), the upper cover of described resetting shaft (52) has Returnning spring (51), described Returnning spring (51) one end withstands on reset ball (53), the other end withstands in stator pack, and Returnning spring (51) and resetting shaft (52) synchronous rotary.
5. the adjustable centrifugal extruding type magnetic rheological clutch of a kind of moment of torsion as claimed in claim 4, it is characterized in that: described stator pack comprises two stators (10), magnetism resistent ring (11) is provided with between two described stators (10), the sidewall that two described stators (10) are relative and magnetism resistent ring (11) form a cavity (5), and the other end of described Returnning spring (51) is positioned at cavity (5).
6. the adjustable centrifugal extruding type magnetic rheological clutch of a kind of moment of torsion as claimed in claim 3, is characterized in that: described stator (10) is frustoconic shape, and the less end face of two stators (10) is oppositely arranged.
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 true CN104315033A (en) | 2015-01-28 |
| CN104315033B CN104315033B (en) | 2017-01-25 |
Family
ID=52370314
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610455123.3A Expired - Fee Related 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 Expired - Fee Related 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) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533636A (en) * | 2018-04-13 | 2018-09-14 | 辽宁工程技术大学 | A kind of feedback control axial rub soft start coupler |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (6)
| 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 |
| US5845752A (en) * | 1997-06-02 | 1998-12-08 | General Motors Corporation | Magnetorheological fluid clutch with minimized reluctance |
| CN102562857B (en) * | 2011-12-27 | 2014-01-22 | 浙江师范大学 | Conical extrusion-shearing type magnetorheological clutch |
| CN202560877U (en) * | 2012-04-13 | 2012-11-28 | 浙江师范大学 | Extrusion 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 |
-
2014
- 2014-09-25 CN CN201610455123.3A patent/CN105927678B/en not_active Expired - Fee Related
- 2014-09-25 CN CN201410532102.8A patent/CN104315033B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533636A (en) * | 2018-04-13 | 2018-09-14 | 辽宁工程技术大学 | A kind of feedback control axial rub soft start coupler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104315033B (en) | 2017-01-25 |
| CN105927678A (en) | 2016-09-07 |
| 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 |
Granted publication date: 20170125 Termination date: 20170925 |
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| CF01 | Termination of patent right due to non-payment of annual fee |