CN105782279B - A kind of damp type magnetic rheological clutch - Google Patents
A kind of damp type magnetic rheological clutch Download PDFInfo
- Publication number
- CN105782279B CN105782279B CN201610184058.5A CN201610184058A CN105782279B CN 105782279 B CN105782279 B CN 105782279B CN 201610184058 A CN201610184058 A CN 201610184058A CN 105782279 B CN105782279 B CN 105782279B
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- Prior art keywords
- hole
- disk
- piston
- cylinder body
- cavity
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D35/00—Fluid clutches in which the clutching is predominantly obtained by fluid adhesion
Abstract
The invention discloses a kind of damp type magnetic rheological clutch, input shaft, output shaft, the cylinder body being arranged in housing, the piston in cylinder body, the push rod being connected with piston, the magnetic flow liquid being arranged in cylinder body for being arranged in cavity including the interior housing provided with cavity, one end and being connected with housing into rotation, fluid hole is provided with piston, coil is provided with piston, stage clip is provided between piston and cylinder body, input shaft is provided with raised line, and the front end of push rod is slided on input shaft surface；Housing includes left disk, right disk and shell, and cylinder block is provided with the cavity of housing, and left disk is provided with left through hole, and right disk is provided with right through hole, and the bearing of support input shaft is equipped with the through hole of left and right, and the outside of left through hole is closed by output shaft, is closed on the outside of right through hole by end cap.It is an advantage of the invention that：Automaticity is high, and different cylinder bodies can be set to obtain different output torques according to the design needs, the size of electric current magnetic field can also be adjusted in regulating winding, so as to control the moment of torsion of output shaft.
Description
Present patent application is the division Shen for the patent of invention that invention and created name is " damp type magnetic rheological clutch "
Please, the applying date of original application is on June 11st, 2014, the Application No. 201410263973.4 of original application.
Technical field
The present invention relates to a kind of damp type magnetic rheological clutch.
Background technology
Magnetic flow liquid is with its response fast (Millisecond), energy consumption is low, easily controllable, durability is good, operating temperature range is wide, makes
It is widely used in the fields such as Aero-Space/machining/precision engineering/building/medical treatment with advantages such as long lifespans.
Magnetic rheological clutch is to realize clutch combination, separation function by the control to applied field strengths, or even can
To realize that the stepless change of moment of torsion transmission controls.It overcomes the shortcomings of conventional clutch is easy to wear, and noise is big, with the letter of its structure
It is single, without mechanical wear, low noise, response rapid (in 10 milliseconds), energy consumption is not high, stepless speed regulation can be achieved and is more conducive to and meter
The advantages that calculation machine technology is implemented in combination with intelligentized control method causes the widely studied of domestic and foreign scholars and industrial quarters, obtains in recent years
Remarkable break-throughs.But Shear Yield Stress of Magnetorheological Fluids deficiency problem just annoyings magnetic current always from magnetic converting technique birthday
Become the development of liquid material and technology, according to the magnetic rheological clutch of existing Shear Yield Stress of Magnetorheological Fluids design, because of its biography
It is smaller and bulky to pass torque, industrial requirement can not be met.
The content of the invention
It is an object of the invention to provide a kind of damp type magnetic rheological clutch, can effectively solve the problem that existing magnetic flow liquid from
The problem of clutch can only use shear mode to work, and transmission torque is low.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions：A kind of damp type is magnetorheological
Clutch, including the interior housing provided with cavity, one end be arranged in cavity and be connected with housing into rotation input shaft, consolidate with housing
Surely output shaft, at least one cylinder body being arranged in housing, the piston being slidably arranged in cylinder body and the piston connected, which is fixed, to be connected
The push rod connect, magnetic flow liquid is additionally provided with the cylinder body, some fluid holes are provided with the piston, line is provided with the piston
Circle, stage clip is provided between the piston and cylinder base, circumferentially wall is provided with least for one end that the input shaft is stretched into cavity
One raised line, the front end of the push rod are slided in the end surface that input shaft is stretched into cavity；
The housing includes left disk, right disk and the shell being arranged between left disk and right disk, the left disk, right disk and shell
Cavity is surrounded, the cylinder block of annular is provided with the cavity, the putting hole for placing cylinder body, the left side are provided with the cylinder block
The center of circle of disk is provided with left through hole, and the center of circle of the right disk is provided with right through hole, and it is defeated that support is equipped with the left through hole and right through hole
Enter the bearing of axle, the outside of the left through hole is closed by output shaft, is closed on the outside of the right through hole by end cap.
Preferably, the fluid hole inwall on the piston is provided with helix groove；When clutch is in off working state
Wait, magnetic flow liquid is fast and effectively passed through fluid hole.
Preferably, the front and back of the piston is provided with the horn-like diversion division that connects with fluid hole, described each
Diversion division is and adjacent diversion division is tangent；Reduce the power-assisted between magnetic flow liquid when clutch is in off working state.
Preferably, the cylinder body has at least two, and the cylinder body is evenly distributed on cylinder block, and the raised line is also at least
Two, the raised line is evenly distributed in the circumferential wall of input shaft, and the quantity of the raised line is the integral multiple of cylinder body quantity；From
When clutch is in running order, each push rod can participate in work, to obtain the moment of torsion of maximum.
Preferably, the right boss for withstanding right disk inner bearing inner ring is provided with the right side of the input shaft, the end cap is provided with top
The firmly right collar of right disk inner bearing outer shroud；Ensure the work that input shaft can be steady in a long-term.
It is provided with the left boss for withstanding left disk inner bearing inner ring on the left of the input shaft, the left through hole in the left disk is step
Hole, the step of the left through hole withstand left disk inner bearing outer shroud.
Compared with prior art, it is an advantage of the invention that：The present apparatus passes through magnetic in the fluid hole of piston using coil control
The state of rheology liquid controls the working condition of whole clutch, and automaticity is high, can set difference according to the design needs
Cylinder body obtain different output torques, the size of electric current magnetic field can also be adjusted in regulating winding, so as to control output
The moment of torsion of axle.
Brief description of the drawings
Structural representation when Fig. 1 is a kind of damp type magnetic rheological clutch off working state of the invention；
Fig. 2 is Fig. 1 A-A sectional views；
Fig. 3 is the structural representation of piston in a kind of damp type magnetic rheological clutch of the present invention；
Structural representation when Fig. 4 is a kind of damp type magnetic rheological clutch working condition of the invention.
Embodiment
Be a kind of embodiment of damp type magnetic rheological clutch of the present invention refering to Fig. 1, Fig. 2, a kind of damp type it is magnetorheological from
Clutch, including the interior housing provided with cavity 15, one end are arranged on the input shaft 11 and shell being connected in cavity 15 and with housing into rotation
Cylinder body 9 that the output shaft 1, at least two that body is fixedly connected is arranged in housing, the piston 5 being slidably arranged in cylinder body 9, with it is living
The push rod 2 that plug 5 is fixedly connected, the cylinder body 9 are evenly distributed on cylinder block 8, and magnetic flow liquid 13 is additionally provided with the cylinder body 9,
As shown in figure 3, being provided with some fluid holes 51 on the piston 5, the inwall of fluid hole 51 on the piston 5 is provided with helix groove,
The front and back of the piston 5 is provided with the diversion division 52 for connecting horn-like with fluid hole 51, and each diversion division 52 is equal
It is tangent with adjacent diversion division 52, coil 4 is provided with the piston 5, stage clip 14 is provided between piston 5 and cylinder body 9 bottom,
Circumferentially wall is provided with least two raised lines 12 for one end that the input shaft 11 is stretched into cavity 15, and the raised line 12 is evenly distributed on
In the circumferential wall of input shaft 11, the quantity of the raised line 12 is the integral multiple of the quantity of cylinder body 9, and the front end of the push rod 2 is inputting
The end surface that axle 11 is stretched into cavity 15 slides；
The housing includes left disk 3, right disk 7 and the shell 6 being arranged between left disk 3 and right disk 7, the left disk 3, right disk
7 and shell 6 surround cavity 15, the cylinder block 8 of annular is provided with the cavity 15, is provided with the cylinder block 8 and places cylinder body 9
Putting hole 16, the center of circle of the left disk 3 is provided with left through hole 17, and the center of circle of the right disk 7 is provided with right through hole 18, the left through hole
17 and right through hole 18 in be equipped with support input shaft 11 bearing 19, the outside of the left through hole 17 is closed by output shaft 1, described
Closed by end cap 10 in the right outside of through hole 18.
The right side of input shaft 11 is provided with the right boss 20 for withstanding the right inner ring of 7 inner bearing of disk 19, and the end cap 10 is provided with
Withstand the right collar 21 of the right outer shroud of 7 inner bearing of disk 19；
It is provided with the left boss 22 for withstanding the left inner ring of 3 inner bearing of disk 19 on the left of the input shaft, the left through hole in the left disk 3
17 be stepped hole, and the step of the left through hole withstands the left outer shroud of 3 inner bearing of disk 19.
As shown in figure 1, in the case where coil 4 is without being powered i.e. without magnetic field, when input shaft 11 rotates, piston 5 and drawbar
Can freely it be moved up and down by the presence of raised line 12 in cylinder body 9, now magnetic flow liquid 13 can pass freely through fluid hole
51, while stage clip 14 plays a part of reset.
As shown in figure 4, in the case where coil 4 is powered and produces magnetic field, the magnetic flow liquid 13 of fluid hole 51 is flowed through in magnetic
In the presence of, solid-state is changed into by liquid, fluid hole 51 is blocked, makes the magnetic flow liquid 13 of the both sides of piston 5 can not be further continued for
Circulation, piston 5, which becomes, to move again, and now cylinder block 8, left disk 3, output shaft 1, housing, right disk 7 are integrally formed, input shaft 11
Raised line 12 and push rod 2 be in stuck state, when input shaft 11 rotates, output shaft 1 is by synchronous axial system.
The present apparatus using coil 4 control the state of magnetic flow liquid 13 in the fluid hole 51 by piston 5 control entirely from
The working condition of clutch, automaticity is high, can set different cylinder bodies 9 according to the design needs and be turned round to obtain different output
Square, the size of electric current magnetic field can also be adjusted in regulating winding 4, so as to control the moment of torsion of output shaft 1.
The specific embodiment of the present invention is the foregoing is only, but the technical characteristic of the present invention is not limited thereto, Ren Heben
The technical staff in field in the field of the invention, all cover among the scope of the claims of the present invention by the change or modification made.
Claims (2)
1. damp type magnetic rheological clutch, including the interior housing provided with cavity (15), one end are arranged in cavity (15) and and shell
The input shaft (11) of body rotation connection, the output shaft (1) being fixedly connected with the casing, at least two are arranged on cylinder body in housing
(9) piston (5), being slidably arranged in cylinder body (9), the push rod (2) being fixedly connected with piston (5), the cylinder body (9) is interior also to be set
There is magnetic flow liquid (13), some fluid holes (51) are provided with the piston (5), coil (4) is provided with the piston (5), it is described
Stage clip (14) is provided between piston (5) and cylinder body (9) bottom, one end that the input shaft (11) is stretched into cavity (15) is circumferentially
Wall is provided with least two raised lines (12), the end surface that the front end of the push rod (2) is stretched into cavity (15) in input shaft (11)
Slide；
It is characterized in that：The housing includes left disk (3), right disk (7) and the shell being arranged between left disk (3) and right disk (7)
(6), the left disk (3), right disk (7) and shell (6) surround cavity (15), and the cylinder block of annular is provided with the cavity (15)
(8) putting hole (16) for placing cylinder body (9), is provided with the cylinder block (8), the center of circle of the left disk (3) is provided with left through hole
(17), the center of circle of the right disk (7) is provided with right through hole (18), and it is defeated that support is equipped with the left through hole (17) and right through hole (18)
Enter the bearing (19) of axle (11), the outside of the left through hole (17) is closed by output shaft (1), by holding on the outside of the right through hole (18)
(10) closing is covered, the cylinder body (9) is evenly distributed on cylinder block (8), and the raised line (12) is evenly distributed on input shaft (11)
Circumferential wall on, the quantity of the raised line (12) is the integral multiple of cylinder body (9) quantity.
2. damp type magnetic rheological clutch as claimed in claim 1, it is characterised in that：The input shaft (11) is stretched into cavity
One end on the right side of be provided with and withstand the right boss (20) of right disk (7) inner bearing (19) inner ring, the end cap (10) is provided with and withstands the right side
The right collar (21) of disk (7) inner bearing (19) outer shroud；It is provided with the left of one end that the input shaft is stretched into cavity and withstands left disk (3)
The left boss (22) of inner bearing (19) inner ring, the left through hole (17) in the left disk (3) are stepped hole, the step of the left through hole
Withstand left disk (3) inner bearing (19) outer shroud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610184058.5A CN105782279B (en) | 2014-06-11 | 2014-06-11 | A kind of damp type magnetic rheological clutch |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410263973.4A CN104019151B (en) | 2014-06-11 | 2014-06-11 | Damp type magnetic rheological clutch |
| CN201610184058.5A CN105782279B (en) | 2014-06-11 | 2014-06-11 | A kind of damp type magnetic rheological clutch |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410263973.4A Division CN104019151B (en) | 2014-06-11 | 2014-06-11 | Damp type magnetic rheological clutch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105782279A CN105782279A (en) | 2016-07-20 |
| CN105782279B true CN105782279B (en) | 2017-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610184058.5A Expired - Fee Related CN105782279B (en) | 2014-06-11 | 2014-06-11 | A kind of damp type magnetic rheological clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105782279B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949211B (en) * | 2017-05-17 | 2019-04-05 | 重庆理工大学 | Electromagnetism squeezes and magnetorheological fluid compound gearing |
| CN111561539B (en) * | 2020-05-28 | 2021-07-13 | 南京林业大学 | Rotary shearing type magneto-rheological isolation vibration reduction method suitable for limited space |
| CN112503113B (en) * | 2020-12-15 | 2021-08-06 | 吉林大学 | Self-adjusting rectangular limiting clutch based on magnetorheological fluid |
| CN114198425B (en) * | 2022-01-25 | 2023-05-16 | 江苏省特种设备安全监督检验研究院 | Double-shearing magneto-rheological clutch under permanent magnet excitation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5518095A (en) * | 1993-08-19 | 1996-05-21 | Gkn Automotive Ag | Coupling for transmitting torque |
| CN1695211A (en) * | 2002-11-01 | 2005-11-09 | 洛德公司 | Magnetorheological composition and device |
| CN202326834U (en) * | 2011-11-03 | 2012-07-11 | 浙江师范大学 | Novel brake |
| CN202418318U (en) * | 2012-01-17 | 2012-09-05 | 浙江师范大学 | Composite reinforcement type magnetorheological clutch |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006502358A (en) * | 2002-10-03 | 2006-01-19 | ザ ティムケン カンパニー | Clutch with variable viscous fluid |
-
2014
- 2014-06-11 CN CN201610184058.5A patent/CN105782279B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5518095A (en) * | 1993-08-19 | 1996-05-21 | Gkn Automotive Ag | Coupling for transmitting torque |
| CN1695211A (en) * | 2002-11-01 | 2005-11-09 | 洛德公司 | Magnetorheological composition and device |
| CN202326834U (en) * | 2011-11-03 | 2012-07-11 | 浙江师范大学 | Novel brake |
| CN202418318U (en) * | 2012-01-17 | 2012-09-05 | 浙江师范大学 | Composite reinforcement type magnetorheological clutch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105782279A (en) | 2016-07-20 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20180611 |
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| CF01 | Termination of patent right due to non-payment of annual fee |