CN202560877U - Extrusion magnetorheological clutch - Google Patents
Extrusion magnetorheological clutch Download PDFInfo
- Publication number
- CN202560877U CN202560877U CN2012201728686U CN201220172868U CN202560877U CN 202560877 U CN202560877 U CN 202560877U CN 2012201728686 U CN2012201728686 U CN 2012201728686U CN 201220172868 U CN201220172868 U CN 201220172868U CN 202560877 U CN202560877 U CN 202560877U
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- output shaft
- briquetting
- cone
- hole
- placed cavity
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- Expired - Fee Related
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Abstract
The utility model discloses an extrusion magnetorheological clutch. The right side of a left housing is provided with a right housing for sealing a placement cavity, the right end of an input end is arranged on the left part of the placement cavity, the input shaft is rotatably connected with the left housing, a coil is arranged in the placement cavity on one side of the input shaft, an output shaft penetrates through the right housing to be arranged on the right part of the placement cavity, a part, where the output shaft is arranged in the placement cavity, is sequentially provided with a shaft sleeve and a taper body from right to left, the shaft sleeve is arranged on the output shaft in a sliding manner, the taper body is fixedly connected with the output shaft and gradually reduces towards the left surface, at least two pressing blocks are sleeved outside the taper body, grooves matched with the taper body are arranged on the inner sides of the pressing blocks, the right side of each pressing block is provided with a through hole, a bolt penetrates through the through holes and is fixedly connected with the shaft sleeve, a reset spring is arranged between the head part of the bolt and the pressing blocks, and magnetorheological solution are arranged between the pressing blocks and the left housing and between the pressing blocks and the right housing. The extrusion magnetorheological clutch has the advantages of reliable performance, compact structure and better effect; and the taper body pushes the pressing blocks under the action of a magnetic force to be outwards expanded, and the magnetorheological solutions are extruded and sheared.
Description
Technical field
The utility model relates to the extruding magnetic rheological clutch.
Background technique
Magnetic flow liquid is low with its response fast (Millisecond), energy consumption, be easy to advantage such as control, serviceability is good, operating temperature range is wide, long service life and be widely used in Aero-Space/machining/precision engineering/fields such as building/medical treatment.
Magnetic rheological clutch is through the control that adds magnetic intensity being realized clutch combines, separation function, even can realize the stepless variation control that moment of torsion transmits.It is easy to wear that it has overcome conventional clutch; Shortcomings such as noise is big; Simple in structure with it, do not have mechanical wearing and tearing, low noise, response rapidly (in 10 milliseconds), energy consumption not high, can realize stepless speed regulation and be more conducive to combine realize that advantage such as intellectuality control has caused the broad research of Chinese scholars and industrial quarters with computer technology, make remarkable progress in recent years.But the not enough problem of Shear Yield Stress of Magnetorheological Fluids is just perplexing magnetic flow liquid material and technological development from magnetic converting technique always during birthday; Magnetic rheological clutch according to existing Shear Yield Stress of Magnetorheological Fluids design; Less and bulky because of its transmitting torque, can't satisfy industrial requirement.
The model utility content
The purpose of the utility model is to provide the extruding magnetic rheological clutch, can effectively solve existing clutch with magnetic rheologic liquid and can only adopt shear mode work, the low problem of transmission torque.
In order to solve the problems of the technologies described above, the utility model is realized through following technological scheme: the extruding magnetic rheological clutch comprises input shaft, output shaft, left shell; Be provided with opening placed cavity to the right in the shell of a left side, the right side of said left shell is provided with the right casing with the placed cavity sealing, and the right-hand member of said input shaft is arranged on the left part of placed cavity; Said input shaft and left shell are rotationally connected; Be provided with coil in the placed cavity of said input shaft one side, said output shaft passes the right part that right casing is arranged on placed cavity, and said output shaft is arranged on the cone that the part in the placed cavity is provided with axle sleeve successively and diminishes gradually towards the left side from right to left; Said axle sleeve cooperates with output shaft clearance; Said cone is slidingly arranged on the output shaft, and the said cone outside is with at least two briquettings, and said briquetting inboard has the groove suitable with cone; The right side of said each briquetting has through hole; Bolt passes through hole and is fixedly connected with axle sleeve, is provided with return spring between the head of said bolt and the briquetting, is provided with magnetic flow liquid between said briquetting and left shell, the right casing.
Preferably, the outer conical surface of said cone is provided with the raised line that equates with briquetting quantity, and said raised line equates that with the slope of cone said briquetting is provided with the groove suitable with raised line; When improving cone and sliding left to the active force of briquetting.
Preferably, said briquetting has three; Briquetting is unfavorable for processing too much, is not easy to expansion very little.
Preferably, the through hole that the right side of said each briquetting is offered is a shoulder hole, and the head of said bolt is arranged in the through hole, is provided with return spring between the head of said bolt and the end difference of through hole; Bolt is ensconced in the through hole, can not influence the miscellaneous part proper functioning.
Preferably, be provided with rolling bearing between said input shaft and the left shell; Input shaft can better be rotated relative to left shell.
Preferably, be connected through key between said output shaft and the right casing; Driving output shaft through right casing rotates.
Compared with prior art, the utility model has the advantages that: the ingenious magnetic field suction that utilizes coil to produce makes cone receive magnetic force to promote briquetting simultaneously to left movement and expands outwardly; Magnetic flow liquid is produced extruding force and shearing force; Obtain high pulling torque output, and volume is little, reliable performance; Compact structure, respond well.
Description of drawings
Fig. 1 is the structural representation of the utility model extruding magnetic rheological clutch;
Fig. 2 is an A-A sectional drawing among Fig. 1.
Embodiment
Consult Fig. 1, Fig. 2 embodiment for the utility model extruding magnetic rheological clutch, the extruding magnetic rheological clutch comprises input shaft 1, output shaft 12, left shell 4; Be provided with opening placed cavity to the right in the shell 4 of a left side, the right side of said left shell 4 is provided with the right casing 11 with the placed cavity sealing, and the right-hand member of said input shaft 1 is arranged on the left part of placed cavity; Said input shaft 1 is rotationally connected with left shell 4, is provided with coil 3 in the placed cavity of said input shaft 1 one sides, and said output shaft 12 passes the right part that right casing 11 is arranged on placed cavity; Said output shaft 12 is arranged on the cone 6 that the part in the placed cavity is provided with axle sleeve 2 successively from right to left and diminishes gradually towards the left side, said axle sleeve 2 and output shaft 12 Spielpassung, and said cone 6 is slidingly arranged on the output shaft 12; Said cone 6 outsides are with three briquettings 7; Said briquetting 7 inboards have the groove suitable with cone 6, and the right side of said each briquetting 7 has through hole 15, and bolt 10 passes through hole 15 and is fixedly connected with axle sleeve 2; Be provided with return spring 9 between the head of said bolt 10 and the briquetting 7; Be provided with magnetic flow liquid 8 between said briquetting 7 and left shell 4, the right casing 11, the outer conical surface of said cone 6 is provided with the raised line 13 that equates with briquetting 7 quantity, and said raised line 13 equates with the slope of cone 6; Said briquetting 7 is provided with the groove 14 suitable with raised line 13; The through hole 15 that the right side of said each briquetting 7 is offered is shoulder hole, and the head of said bolt 10 is arranged in the through hole 15, is provided with return spring 9 between the end difference of the head of said bolt 10 and through hole 15; Be provided with rolling bearing 16 between said input shaft 1 and the left shell 4, be connected through key 5 between said output shaft 12 and the right casing 11.
When needing this clutch work; Give coil 3 energisings; Magnetic flow liquid 8 transfers to solid-state, and coil 3 produces magnetic field suction cone 6 to left movement simultaneously, because the motion of cone 6 outwards struts extruding magnetic flow liquid 8 with three briquettings 7; Be squeezed simultaneously power and shearing force of magnetic flow liquid 8 produces bigger than usual twisting moment like this; After coil 3 dead electricity, magnetic flow liquid 8 transfers liquid state to, and briquetting 7 inwardly shrinks under the effect of return spring 9, drives cone 6 return to the right simultaneously, and clutch gets into off working state.This apparatus structure simple designs is ingenious, utilizes the interaction partners magnetic flow liquid 8 that receives the magnetic force rear cone to produce extruding and shearing, obtain high pulling torque output, and volume is little, reliable performance, and compact structure, respond well.
The above is merely the specific embodiment of the utility model; But the technical characteristics of the utility model is not limited thereto; Any those skilled in the art is in the field of the utility model, and variation of being done or modification all are encompassed among the claim of the utility model.
Claims (6)
1. extruding magnetic rheological clutch; Comprise input shaft (1), output shaft (12), it is characterized in that: also comprise left shell (4), be provided with opening placed cavity to the right in the left shell (4); The right side of said left shell (4) is provided with the right casing (11) with the placed cavity sealing; The right-hand member of said input shaft (1) is arranged on the left part of placed cavity, and said input shaft (1) is rotationally connected with left shell (4), is provided with coil (3) in the placed cavity of said input shaft (1) one side; Said output shaft (12) passes the right part that right casing (11) is arranged on placed cavity; Said output shaft (12) is arranged on the cone (6) that the part in the placed cavity is provided with axle sleeve (2) from right to left successively and diminishes gradually towards the left side, said axle sleeve (2) and output shaft (12) Spielpassung, and said cone (6) is slidingly arranged on the output shaft (12); Said cone (6) outside is with at least two briquettings (7); Said briquetting (7) inboard has and the suitable groove of cone (6), and the right side of said each briquetting (7) has through hole (15), and bolt (10) passes through hole (15) and is fixedly connected with axle sleeve (2); Be provided with return spring (9) between the head of said bolt (10) and the briquetting (7), be provided with magnetic flow liquid (8) between said briquetting (7) and left shell (4), the right casing (11).
2. extruding magnetic rheological clutch as claimed in claim 1; It is characterized in that: the outer conical surface of said cone (6) is provided with the raised line (13) that equates with briquetting (7) quantity; Said raised line (13) equates that with the slope of cone (6) said briquetting (7) is provided with and the suitable groove (14) of raised line (13).
3. according to claim 1 or claim 2 extruding magnetic rheological clutch, it is characterized in that: said briquetting (7) has three.
4. extruding magnetic rheological clutch as claimed in claim 1; It is characterized in that: the through hole (15) that the right side of said each briquetting (7) is offered is a shoulder hole; The head of said bolt (10) is arranged in the through hole (15), is provided with return spring (9) between the end difference of the head of said bolt (10) and through hole (15).
5. extruding magnetic rheological clutch as claimed in claim 1 is characterized in that: be provided with rolling bearing (16) between said input shaft (1) and the left shell (4).
6. extruding magnetic rheological clutch as claimed in claim 1 is characterized in that: be connected through key (5) between said output shaft (12) and the right casing (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201728686U CN202560877U (en) | 2012-04-13 | 2012-04-13 | Extrusion magnetorheological clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201728686U CN202560877U (en) | 2012-04-13 | 2012-04-13 | Extrusion magnetorheological clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202560877U true CN202560877U (en) | 2012-11-28 |
Family
ID=47210537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201728686U Expired - Fee Related CN202560877U (en) | 2012-04-13 | 2012-04-13 | Extrusion magnetorheological clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202560877U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221601A (en) * | 2015-11-17 | 2016-01-06 | 山东理工大学 | A kind of auxiliary device of friction clutch |
| CN105927678A (en) * | 2014-09-25 | 2016-09-07 | 浙江师范大学 | Rotor set for torque-adjustable centrifugal extrusion magnetorheological clutch |
| CN106884898A (en) * | 2017-03-17 | 2017-06-23 | 湘潭大学 | A kind of squash type increases turns round magnetic rheological clutch |
| CN106949211A (en) * | 2017-05-17 | 2017-07-14 | 重庆理工大学 | Electromagnetism is extruded and magnetic flow liquid compound gearing |
| WO2019068278A1 (en) * | 2017-10-05 | 2019-04-11 | Kiekert Ag | Magnetorheological actuator with lock arrangement |
| CN110886793A (en) * | 2019-12-10 | 2020-03-17 | 重庆理工大学 | Permanent magnet magneto-rheological fan clutch of internal combustion engine and fan |
-
2012
- 2012-04-13 CN CN2012201728686U patent/CN202560877U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927678A (en) * | 2014-09-25 | 2016-09-07 | 浙江师范大学 | Rotor set for torque-adjustable centrifugal extrusion magnetorheological clutch |
| CN105221601A (en) * | 2015-11-17 | 2016-01-06 | 山东理工大学 | A kind of auxiliary device of friction clutch |
| CN106884898A (en) * | 2017-03-17 | 2017-06-23 | 湘潭大学 | A kind of squash type increases turns round magnetic rheological clutch |
| CN106949211A (en) * | 2017-05-17 | 2017-07-14 | 重庆理工大学 | Electromagnetism is extruded and magnetic flow liquid compound gearing |
| CN106949211B (en) * | 2017-05-17 | 2019-04-05 | 重庆理工大学 | Electromagnetism squeezes and magnetorheological fluid compound gearing |
| WO2019068278A1 (en) * | 2017-10-05 | 2019-04-11 | Kiekert Ag | Magnetorheological actuator with lock arrangement |
| CN110886793A (en) * | 2019-12-10 | 2020-03-17 | 重庆理工大学 | Permanent magnet magneto-rheological fan clutch of internal combustion engine and fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Jiang Xiaoqi Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20130413 |