CN105952811B - A kind of brake locking formula freewheel clutch - Google Patents
A kind of brake locking formula freewheel clutch Download PDFInfo
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- CN105952811B CN105952811B CN201610520147.2A CN201610520147A CN105952811B CN 105952811 B CN105952811 B CN 105952811B CN 201610520147 A CN201610520147 A CN 201610520147A CN 105952811 B CN105952811 B CN 105952811B
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- convex surface
- oblique convex
- oblique
- friction plate
- freewheel clutch
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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
- F16D41/00—Freewheels or freewheel clutches
- F16D41/06—Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface
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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
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D27/004—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with permanent magnets combined with electromagnets
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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
- F16D41/00—Freewheels or freewheel clutches
- F16D41/06—Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface
- F16D2041/0603—Sprag details
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Braking Arrangements (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention relates to the technical field of freewheel clutch, in particular to a kind of brake locking formula freewheel clutch.The brake locking formula freewheel clutch includes driving link, driven member, friction plate and locking device；The friction plate is arranged between driving link and driven member, and friction plate side is the first rubbing surface, and the first rubbing surface and second rubbing surface on driven member surface match；The locking device includes at least one set of tiltedly convex surface osculating element, and oblique convex surface osculating element includes the first oblique convex surface of side opposite with the first rubbing surface and is arranged on driving link and first oblique the corresponding second oblique convex surface of convex surface；Pushings is overlapped mutually by the first oblique convex surface in the oblique convex surface osculating element of each group and the second oblique convex surface, make to hold gearing between friction plate and driven member tightly or is detached.Brake locking formula freewheel clutch provided by the invention increases effectively contact area, stronger, simple in structure with bearing capacity, the advantages such as easy to produce and process.
Description
Technical field
The present invention relates to the technical field of freewheel clutch, in particular to a kind of brake locking formula freewheel clutch.
Background technology
Freewheel clutch is with the development of electromechanical integrated product and the basic part that occurs, it is for prime mover and work
Make between machine or power transmit the important component with separation function inside machine between driving shaft and driven shaft, it be using it is main,
The velocity variations of secondary part or the conversion of direction of rotation have the device of voluntarily clutch function.
The freewheel clutch that the prior art generally uses is broadly divided into Wedge type over running clutch, roller-type overrunning clutch
With ratchet type overrunning clutch etc., but the frictional contact surface of the freewheel clutch of these types is relatively small, in use
Load bearing capabilities it is poor, and entire friction component is made of multiple friction members, can be occurred in real work
Discontinuity, it is easy to influence other friction monomer stress, occur wearing ahead of time so as to cause these friction monomers, influence
The use of freewheel clutch.One is disclosed in the low secondary cambered surface scotch formula freewheel clutches of Chinese patent CN201510390896
Kind using similar cambered surface brake shoes formula a kind of freewheel clutch, freewheel clutch disclosed in the patent by driving link and
Increase some between driven member similar to cambered surface brake shoes to increase the rubbing surface of friction component, so as to improve to a certain extent
The bearing capacity of load.However, the minor comonomer sub-assembly quantity in the freewheel clutch is relatively more, it is low as described in the patent
Secondary cambered surface scotch formula freewheel clutch includes outer driving medium, inner driving medium, friction block assembly, first push-jump device assembly etc. zero
Part.
The freewheel clutch of the prior art is mainly to be contacted using the multi-contact surface of the point of higher pair, line contact and low pair,
The contact area of these ways of contact is relatively small, causes load bearing capabilities poor, so as to cause freewheel clutch entirety
Service life reduces, and influences the normal work of equipment.Therefore, more than the deficiencies in the prior art are based on, to existing overdrive clutch
The technical issues of device proposition improvement project is urgently to be resolved hurrily in industry.
Invention content
In view of the shortcomings of the prior art, the purpose of the present invention is to provide a kind of brake locking formula freewheel clutch,
To solve the problems such as freewheel clutch bearing capacity is poor in the prior art.
A kind of brake locking formula freewheel clutch provided by the invention, including driving link, driven member, friction plate and locking
Device；
The friction plate is arranged between the driving link and the driven member, and the side of the friction plate is the first friction
The sassafras face of face, the driven member or driving link is the second sassafras face, and first rubbing surface and the second rubbing surface phase
Matching；
The locking device includes at least one set of tiltedly convex surface osculating element, and the oblique convex surface osculating element includes being arranged on two
A back-to-back oblique convex surface osculating element of friction plate or the first oblique convex surface of side opposite with first rubbing surface, it is and described
First oblique the corresponding second oblique convex surface of convex surface, the second oblique convex surface is arranged on the driving link；By oblique described in each group
The described first oblique convex surface in the osculating element of convex surface is overlapped mutually pushing with the described second oblique convex surface, makes the friction plate and institute
Holding is interlocked or is detached between stating driven member.
Further, the friction plate at least two panels and for globoidal structure, first rubbing surface and described second
Rubbing surface is globoidal structure and matches；The driving link and the driven member are coaxially arranged.
Further, the friction plate is at least a piece of and for planar structure, first rubbing surface and described second
Rubbing surface is planar structure and matches.
Further, the locking device further includes return structure；
The return structure includes spring return function structure, magnetic return structure, hydraulic pressure return structure, centrifugal force return structure
And one or more combinations in mechanical presses return structure, the revert action of the friction plate can be completed.
Further, the locking device further includes the transmission controlled architecture coaxially connected with the driving link, the master
Moving part, driven member and friction plate it is described transmission controlled architecture under the action of can realize clockwise interlock or counterclockwise interlock or
Three kinds of kinds of drive of separation, it is described first tiltedly convex tiltedly in convex surface osculating element described in each group on the transmission controlled architecture
Face and the second oblique convex surface are respectively equipped with two faces, wherein the first oblique convex surface includes forward compressing the first oblique convex surface and inverse
To the first oblique convex surface is compressed, the second oblique convex surface includes forward compressing the second oblique convex surface and inversely compresses the second oblique convex surface, institute
It states and forward compresses the first oblique convex surface and the first oblique convex surface of the reverse compression is located at the second oblique convex surface and described of forward compressing
Between the second oblique convex surface of the reverse compression and first oblique convex surface and the second oblique convex surface interlaced arrangement.
Further, the transmission controlled architecture be magnetic force controlled architecture, the first oblique convex surface and/or described second
Permanent magnet or electromagnet are respectively arranged in oblique convex surface, under the action of the magnetic force controlled architecture, is forward compressed described in realization
First oblique convex surface is close to the second oblique convex surface and mutually extruding or the first oblique convex surface of the reverse compression of forward compressing close to institute
It states inversely the second oblique convex surface of compression and mutually extruding or the forward first oblique convex surface of compression and the reverse compression first is oblique convex
It is dynamic that face is located at three kinds between the second oblique convex surface of the forward second oblique convex surface of compression and the reverse compression and not squeezed mutually
The conversion of work.
Further, the magnetic force controlled architecture be electromagnetic type magnetic force controlled architecture, the electromagnetic type magnetic force controlled architecture
Be externally connected to power supply conversion controllable, power supply conversion controllable can control the described first oblique convex surface or described
Electromagnetic type magnetic force controlled architecture in second oblique convex surface realizes the conversion of magnetic pole.
Further, permanent magnet is respectively provided with, and described first tiltedly in the described first oblique convex surface and the second oblique convex surface
In convex surface and the second oblique corresponding cross section in convex surface, there are four magnetic poles set gradually；Four magnetic poles
In, at least there are two magnetic poles to realize N grades in an axial direction and S grades of switching under the drive of the magnetic force controlled architecture.
Further, the described first oblique convex surface is two, and sets S grades and N respectively on two first oblique convex surfaces
The permanent magnet of grade, the second oblique convex surface is one, and N-N grades, N-S grades, three kinds of S-S grades are set in the described second oblique convex surface
The magnetic field structure of combination；Magnetic field structure in the second oblique convex surface is connect with the magnetic force controlled architecture, can be realized
Axial switching between the magnetic field on the magnetic field structure of three kinds of combinations in the second oblique convex surface and the first oblique convex surface.
Further, the magnetic force controlled architecture is using spring return function structure, magnetic force return structure and mechanical card slot return
The switching and positioning of magnetic pole are realized in the combination of one or more modes in structure.
Beneficial effects of the present invention are：
Brake locking formula freewheel clutch provided by the invention includes driving link, driven member, friction plate and locking device,
The side of middle friction plate is the first rubbing surface, and is matched, and two with second rubbing surface on driving link or driven member surface
A back-to-back oblique convex surface osculating element of friction plate or side opposite with the first rubbing surface are equipped with the first oblique convex surface, and with actively
The second oblique convex surface that part is equipped with matches；Pass through the first oblique convex surface in the oblique convex surface osculating element of each group and the second oblique convex surface
Pushing is overlapped mutually, make to hold gearing between friction plate and driven member tightly or is detached.
Brake locking formula freewheel clutch provided by the invention is avoided in the prior art using the low secondary way of contact in face face
High auxiliary point, line contact or low secondary multi-contact surface contact, effectively increase contact area, same used by freewheel clutch
Have load-carrying power stronger, simple in structure under isometric, add since intermediate member is relatively fewer with simplified production is easy to
Work flow reduces the advantages such as manufacture cost.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the schematic diagram of cambered surface sassafras face two-way function overrun clutch structure；
Fig. 2 is the schematic diagram of the single friction plate two-way function freewheel clutch in planar friction face；
Fig. 3 is the schematic diagram of planar friction face two-way function freewheel clutch；
Fig. 4 is the schematic diagram of magnetic force controlled architecture that rubbing surface is globoidal structure；
Fig. 5 is the schematic diagram of electromagnetic type magnetic force controlled architecture；
Fig. 6 is the schematic diagram of magnetic force controlled architecture magnetic pole distribution；
Fig. 7 is the schematic diagram of magnetic force controlled architecture pole combination transformation；
Fig. 8 is the schematic diagram of planar friction face one-way function overrun clutch structure；
Fig. 9 is the schematic diagram of rubbing surface arc surfaced one-way function freewheel clutch；
Figure 10 is the schematic diagram that magnetic force controlled architecture compresses oblique convex surface relative position.
Reference numeral：
1-driving link；2-driven member；
3-friction plate；4-transmission controlled architecture；
5-the first oblique convex surface；6-the second oblique convex surface；
7-the first rubbing surface；8-the second rubbing surface；
9-magnetic force controlled architecture；The overall structure of 10-driving link and locking device；
11-magnetic force controlled architecture propelling piece；12-push rod；
13-pole plate；14-shaft；
15-axially position hole；16-return spring；
17-magnetic force return structure；18-connecting cylinder body boosting structure；
The first oblique convex surface of 21-reverse compression；The second oblique convex surface of 22-reverse compression；
23-forward compress the first oblique convex surface；24-forward compress the second oblique convex surface；
25-friction plate retainer.
Specific embodiment
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Convenient for the description present invention and simplify description rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Concrete structure is as shown in Fig. 1-Figure 10.Fig. 1 is the schematic diagram of cambered surface sassafras face two-way function overrun clutch structure；
Fig. 2 is the schematic diagram of the single friction plate two-way function freewheel clutch in planar friction face；Fig. 3 is planar friction face two-way function
The schematic diagram of freewheel clutch；Fig. 4 is the schematic diagram of magnetic force controlled architecture that rubbing surface is globoidal structure；Fig. 5 is electromagnetic type magnetic
The schematic diagram of power controlled architecture；Fig. 6 is the schematic diagram of magnetic force controlled architecture magnetic pole distribution；Fig. 7 is magnetic force controlled architecture magnetic pole group
Close the schematic diagram of transformation；Fig. 8 is the schematic diagram of planar friction face one-way function overrun clutch structure；Fig. 9 is rubbing surface cambered surface
The schematic diagram of shape one-way function freewheel clutch；Figure 10 is the schematic diagram that magnetic force controlled architecture compresses oblique convex surface relative position.
Brake locking formula freewheel clutch provided in this embodiment includes driving link 1, driven member 2, friction plate 3 and locking
Device；
Friction plate 3 is arranged between driving link 1 and driven member 2, and the side of friction plate 3 is the first rubbing surface 7, and first rubs
Wiping face 7 and second rubbing surface 8 on 1 surface of driven member 2 or driving link match；
In the alternative of the present embodiment, locking device includes at least one set of tiltedly convex surface osculating element, the oblique convex surface contact
Unit include being arranged on the back-to-back oblique convex surface osculating element of two friction plates 3 or with 7 opposite side of the first rubbing surface the
It one oblique convex surface 5 and is arranged on driving link 1, with the first oblique 5 corresponding second oblique convex surface 6 of convex surface；Pass through the oblique convex surface of each group
The first oblique 5 and second oblique convex surface 6 of convex surface in osculating element is overlapped mutually pushing, makes to hold tightly between friction plate 3 and driven member 2
It interlocks or detaches.
When work starts, driving link 1 is rotated with movable friction plate 3, and driven member 2 is static not to be turned, and then passes through locking device reality
Existing driven member 2 is rotated with driving link 1；Locking device includes transmission controlled architecture 4 and return structure, by being driven controlled architecture
4 are superimposed pushing action realize the first oblique convex surface 5 and the second oblique convex surface 6, so that being embraced between friction plate 3 and driven member 2
It is close to dynamic or separation.
In a kind of scheme of the present embodiment, friction plate 3 can be globoidal structure and at least provided with two panels, the first rubbing surface
7 are globoidal structure and match with the second rubbing surface 8, and driving link 1 and driven member 2 are coaxially arranged, and are divided into master from outside to inside
1 two kinds of moving part 1, friction plate 3, driven member 2 and driven member 2, friction plate 3, driving link set-up modes.
In another scheme of the present embodiment, friction plate 3 can also be planar structure and at least provided with a piece of, and first rubs
Wiping face 7 is planar structure and matches with the second rubbing surface 8；Driving link 1 and driven member 2 are coaxially arranged, and driving link 1 is set
In the left or right side of driven member 2.
In the alternative of the present embodiment, return structure includes spring return function structure, magnetic return structure, hydraulic pressure return knot
One or more combinations in structure, centrifugal force return structure and mechanical presses return structure can complete returning for friction plate 3
Position action.
As shown in figure 8, Fig. 8 a) for spring return function structure, the phase interaction between the first oblique convex surface 5 and the second oblique convex surface 6
During with eliminating, since the tensioning function of return spring 16 causes friction plate 3 to detach；Fig. 8 b) it is magnetic force return structure 17, pass through magnetic
Power return structure 17 attracts each other between controlling two oblique convex surfaces, finally so that friction plate 3 detaches；Fig. 8 c) it is returned for mechanical presses
Bit architecture, when the overall structure 10 of driving link and locking device is moved to the left during beginning, extrusion friction piece 3 is driven so as to push
Part 2 is moved to the left, and when the speed of overall structure 10 that the speed of driven member 2 is more than driving link and locking device, can be recognized at this time
Overall structure 10 to be driving link and locking device is exceeded, and driven member 2 is to left movement, the entirety of driving link and locking device
Structure 10 is moved right relative to driven member 2, so as to the first oblique 5 and second oblique 6 relative separation of convex surface of convex surface so that friction plate 3
It is detached with 2 surface of driven member；In mechanical presses return structure, the linear motion of wedge block can realize return by electric cylinder,
The revert action of friction plate 3 by hydraulic pressure return structure, can be completed again；Centrifugal force return structure is with master by friction plate 3
Moving part 1 rotates, and is realized by changing rotary speed, by above-mentioned four kinds of return structures realize friction plate 3 with
2 surface of driven member detaches.
In the alternative of the present embodiment, locking device further includes the transmission controlled architecture 4 coaxially connected with driving link 1,
Driving link 1, driven member 2 and friction plate 3 can be realized under the action of controlled architecture 4 is driven to be interlocked or interlocks counterclockwise clockwise
Or three kinds of kinds of drive of separation；
As shown in Figure 10, the first oblique convex surface 5 and second in the oblique convex surface osculating element of each group on the transmission controlled architecture 4
Oblique convex surface 6 is respectively equipped with two faces, wherein the first oblique convex surface 5 includes forward compressing the first oblique convex surface 23 and inversely compresses first tiltedly
Convex surface 21, the second oblique convex surface 6 include forward compressing the second oblique convex surface 22 of the second oblique convex surface 24 and reverse compression, forward compress first
Oblique convex surface 23 and the first oblique convex surface 21 of reverse compression, which are located at, forward compresses the second oblique convex surface 22 of the second oblique convex surface 24 and reverse compression
Between and the first oblique 5 and second oblique 6 interlaced arrangement of convex surface of convex surface.
As shown in Figure 1, the first oblique convex surface 5 is set as two in the oblique convex surface osculating element of each group, and the second oblique convex surface 6 is set
It is one, and two the first oblique convex surfaces 5 match with the both sides on the second oblique convex surface 6, in the case where transmission controlled architecture 4 acts on, first
Relative motion occurs for oblique 5 and second oblique convex surface 6 of convex surface, interlocks or detaches so that being held tightly between friction plate 3 and driven member 2.
As shown in figure 9, figure includes a variety of oblique convex surface set-up modes：Such as Fig. 9 a) in, it is set gradually from outside to inside as actively
1, two group of friction plate 3 of part and driven member 2, wherein, the locking device being equipped between driving link 1 and friction plate 3 is tiltedly convex including two groups
Face osculating element, the oblique convex surface osculating element of each group include the first oblique 5 and second oblique 6 each one, convex surface of convex surface and match, together
When two groups of friction plates 3 are provided between driving link 1 and driven member 2；
Such as Fig. 9 b) in, driving link 1, driven member 2 are provided with, while be provided between driving link 1 and driven member 2 multigroup
Friction plate 3 and friction plate retainer 25, each friction plate 3 be arranged on friction plate retainer 25, prevent friction plate 3 in master
It runs helter-skelter between moving part 1 and driven member 2, and the first rubbing surface 7 is set respectively on 3 back-to-back two sides of friction plate；
Such as Fig. 9 c) in, set gradually from outside to inside as 2, two groups of friction plates 3 of driven member and driving link 1, Fig. 9 d) in, from outer
It is set gradually to interior as 1, two group of friction plate 3 of driving link and driven member 2, wherein, the lock being equipped between driving link 1 and friction plate 3
Tight device includes two groups of oblique convex surface osculating elements, and the oblique convex surface osculating element of each group includes the first oblique 5 and second oblique convex surface 6 of convex surface
It each one and matches, and in the first oblique oblique 6 side setting of convex surface in convex surface 5 or the second there are one protrusion, which is mainly pair
Play the role of limiting, while be provided with two groups between driving link 1 and driven member 2 and rub in the second oblique oblique convex surface 5 in convex surface 6 or the first
Pad 3.
In the alternative of the present embodiment, locking device further includes the transmission controlled architecture 4 being connect with driving link 1, the biography
Dynamic controlled architecture 4 can make the second oblique convex surface 6 that there is the direction to close first oblique convex surface 5 or separate first oblique convex surface 5 to move
Trend, wherein, the transmission controlled architecture 4 be magnetic force controlled architecture 9；
Permanent magnet or electromagnet are respectively arranged in first oblique 5 and/or second oblique convex surface 6 of convex surface, in magnetic force controlled architecture 9
Under the action of, realization forward compresses close forward the second oblique convex surface 24 of compression in the first oblique convex surface 23 and mutually extruding or reverse compression
First oblique convex surface 21 is close to the second oblique convex surface 22 of reverse compression and mutually squeezes or forward compresses the first oblique convex surface 23 and inversely pressure
Tight first oblique convex surface 21, which is located at, forward to be compressed between the second oblique convex surface 24 and inversely the second oblique convex surface 22 of compression and does not squeeze mutually
Three kinds action conversions.
As shown in figure 3, the magnetic force controlled architecture 9 in the planar friction face two-way function freewheel clutch is controllable including magnetic force
Structure propelling piece 11, push rod 12, pole plate 13, magnetic force controlled architecture propelling piece 11 can be in the shafts 14 of driving link 1 in an axial direction
Movement is moved by pushing push rod 12 that pole plate 13 is made radially to be generated along clutch, so as to fulfill the magnetic pole of magnetic force controlled architecture 9
It changes.
Fig. 4 is the magnetic force controlled architecture 9 that rubbing surface is globoidal structure, including axially position hole 15 and connecting cylinder body
Boosting structure 18 is provided with the magnetic pole of three groups of various combinations, connecting cylinder body boosting structure in connecting cylinder body boosting structure 18
18 can be along the axial movement of driving link 1, and passes through axially position hole 15 and limit axial movement distance, so as to accurately realize
Magnetic pole conversion in magnetic force controlled architecture 9.
In the alternative of the present embodiment, the specially electromagnetic type magnetic force controlled architecture of magnetic force controlled architecture 9, the electromagnetic type magnetic
Power controlled architecture be externally connected to power supply conversion controllable, power supply conversion controllable can control the first oblique convex surface 5 or
Electromagnetic type magnetic force controlled architecture in the second oblique convex surface 6 realizes the conversion of magnetic pole；
As shown in figure 5, the electromagnetic type magnetic force controlled architecture can be by changing the positive and negative anodes relationship of outside line so as to reality
The conversion of tri- kinds of pole combination modes of existing N-N, N-S, S-S.
In a specific scheme, permanent magnet is respectively provided in the first oblique 5 and second oblique convex surface 6 of convex surface, and first tiltedly
In 5 and second oblique 6 corresponding cross sections in convex surface of convex surface, there are four magnetic poles setting gradually, in four magnetic poles, at least
There are two magnetic poles to realize N grades in an axial direction and S grades of switching under the drive of magnetic force controlled architecture 9.
Such as Fig. 6 a), b) and Fig. 7 a)-d) shown in, N grade and S grades are set respectively on two the first oblique convex surfaces 5, it is oblique convex second
The axial direction in face 6 sets gradually the changeable pole combination modes of tri- kinds of N-N, N-S and S-S；Wherein, the first oblique convex surface 5 and second
The N-N-N-S pole combinations on oblique convex surface 6, make the second oblique convex surface 6 close to the S grades direction on the first oblique convex surface 5；First oblique convex surface 5
With the N-N-S-S pole combinations or N-S-N-S pole combinations on the second oblique convex surface 6, the second oblique convex surface 6 is made to be maintained at two first
Position between oblique convex surface 5；The N-S-S-S pole combinations on the first oblique 5 and second oblique convex surface 6 of convex surface make the second oblique convex surface 6 to
The N grades direction on one oblique convex surface 5 is close.
In the alternative of the present embodiment, magnetic force controlled architecture 9 is using spring return function structure, magnetic force return structure 17 and machine
The switching and positioning of magnetic pole are realized in the combination of one or more modes in tool card slot return structure.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical features into
Row equivalent replacement；And these modifications or replacement, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of brake locking formula freewheel clutch, it is characterised in that：Including driving link, driven member, friction plate and locking dress
It puts；
The friction plate is arranged between the driving link and the driven member, and the side of the friction plate is the first rubbing surface,
And first rubbing surface and second rubbing surface on the driven member or driving link surface match；
The locking device includes at least one set of tiltedly convex surface osculating element, and the oblique convex surface osculating element rubs including being arranged on two
The back-to-back oblique convex surface osculating element of pad or the first oblique convex surface of side opposite with first rubbing surface, with described first
Oblique the corresponding second oblique convex surface of convex surface, the second oblique convex surface is arranged on the driving link；Pass through convex surface oblique described in each group
The described first oblique convex surface in osculating element is overlapped mutually pushings with the described second oblique convex surface, make the friction plate and it is described from
It is held tightly between moving part and interlocks or detach.
2. brake locking formula freewheel clutch according to claim 1, which is characterized in that the friction plate at least two panels
And for globoidal structure, first rubbing surface is globoidal structure and matches with second rubbing surface；The driving link
It is coaxially arranged with the driven member.
3. brake locking formula freewheel clutch according to claim 1, which is characterized in that the friction plate is at least a piece of
And for planar structure, first rubbing surface is planar structure and matches with second rubbing surface.
4. according to claim 1-3 any one of them brake locking formula freewheel clutches, which is characterized in that the locking dress
It puts and further includes return structure；
The return structure include spring return function structure, magnetic force return structure, hydraulic pressure return structure, centrifugal force return structure and
One or more combinations in mechanical presses return structure can complete the revert action of the friction plate.
5. brake locking formula freewheel clutch according to claim 4, which is characterized in that the locking device further include with
The coaxially connected transmission controlled architecture of the driving link, the driving link, driven member, friction plate are in the transmission controlled architecture
The three kinds of kinds of drive clockwise interlocked or interlock or detach counterclockwise can be realized under effect, it is described to be driven on controlled architecture
The described first oblique convex surface and the second oblique convex surface in oblique convex surface osculating element described in each group are respectively equipped with two faces, wherein institute
It states the first oblique convex surface to include forward compressing the first oblique convex surface of the first oblique convex surface and reverse compression, the second oblique convex surface is included forward
The second oblique convex surface of the second oblique convex surface and reverse compression is compressed, it is described forward to compress the first oblique convex surface and the reverse compression first tiltedly
Convex surface be located at it is described forward compress between the second oblique convex surface of the second oblique convex surface and the reverse compression and the first oblique convex surface and
The second oblique convex surface interlaced arrangement.
6. brake locking formula freewheel clutch according to claim 5, which is characterized in that the transmission controlled architecture is magnetic
Permanent magnet or electromagnet are respectively arranged in power controlled architecture, the first oblique convex surface and/or the second oblique convex surface, described
The first oblique convex surface, which is forward compressed, under the action of magnetic force controlled architecture, described in realization forward compresses the second oblique convex surface and phase close to described
Mutually squeeze or it is described it is reverse compression the first oblique convex surface close to it is described it is reverse compression the second oblique convex surface and mutually squeeze or it is described forward
It compresses the first oblique convex surface and the first oblique convex surface of the reverse compression and is located at forward the second oblique convex surface of compression and the reverse pressure
The conversion of three kinds of actions between tight second oblique convex surface and not squeezed mutually.
A kind of 7. brake locking formula freewheel clutch according to claim 6, which is characterized in that the magnetic force controlled architecture
For electromagnetic type magnetic force controlled architecture, the power supply that is externally connected to of the electromagnetic type magnetic force controlled architecture converts controllable, described
Power supply conversion controllable can control the electromagnetic type magnetic force controlled architecture in the described first oblique convex surface or the second oblique convex surface
Realize the conversion of magnetic pole.
8. a kind of brake locking formula freewheel clutch according to claim 6, which is characterized in that the first oblique convex surface and
Permanent magnet is respectively provided in the second oblique convex surface, and on the described first oblique convex surface and the second oblique corresponding horizontal stroke in convex surface
In section, there are four magnetic poles set gradually；In four magnetic poles, at least can controllably it be tied in the magnetic force there are two magnetic pole
Under the drive of structure, N grades in an axial direction and S grades of switching are realized.
9. a kind of brake locking formula freewheel clutch according to claim 8, which is characterized in that the first oblique convex surface is
Two, and the permanent magnet of S grades and N grades is set on two first oblique convex surfaces respectively, the second oblique convex surface is one, and
N-N grades, N-S grades, the magnetic field structures of S-S three kinds of combinations of grade are set in the described second oblique convex surface；Described second is tiltedly convex
Magnetic field structure in face is connect with the magnetic force controlled architecture, can realize three kinds of combinations in the described second oblique convex surface
Axial switching between the magnetic field on magnetic field structure and the first oblique convex surface.
10. brake locking formula freewheel clutch according to claim 9, which is characterized in that the magnetic force controlled architecture is adopted
With the combination of one or more modes in spring return function structure, magnetic force return structure and mechanical card slot return structure, magnetic is realized
The switching and positioning of pole.
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| CN201610520147.2A CN105952811B (en) | 2016-07-04 | 2016-07-04 | A kind of brake locking formula freewheel clutch |
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| CN201610520147.2A CN105952811B (en) | 2016-07-04 | 2016-07-04 | A kind of brake locking formula freewheel clutch |
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| CN105952811B true CN105952811B (en) | 2018-07-10 |
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| CN205780440U (en) * | 2016-07-04 | 2016-12-07 | 吴钦发 | A kind of brake locking formula freewheel clutch |
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|---|---|---|---|---|
| CN1351232A (en) * | 2000-11-01 | 2002-05-29 | 李文华 | Friction block type overrun clutch |
| JP2006275219A (en) * | 2005-03-30 | 2006-10-12 | Origin Electric Co Ltd | One-way roller clutch |
| JP2009030726A (en) * | 2007-07-27 | 2009-02-12 | Miwa Lock Co Ltd | Clutch mechanism with torque limiter |
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| CN205780440U (en) * | 2016-07-04 | 2016-12-07 | 吴钦发 | A kind of brake locking formula freewheel clutch |
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|---|---|
| CN105952811A (en) | 2016-09-21 |
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