CN109882525A - A kind of two-way controllable overrunning clutch and its control method - Google Patents
A kind of two-way controllable overrunning clutch and its control method Download PDFInfo
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- CN109882525A CN109882525A CN201910326112.9A CN201910326112A CN109882525A CN 109882525 A CN109882525 A CN 109882525A CN 201910326112 A CN201910326112 A CN 201910326112A CN 109882525 A CN109882525 A CN 109882525A
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Abstract
The present invention provides a kind of two-way controllable overrunning clutchs, by retainer driving assembly, roller executive module and control assembly composition, the control end of retainer driving assembly and the retainer of roller executive module are fixedly and coaxially connected, in roller executive module, the wide shuttle shape space in the narrow centre in several both ends is formed between the outer wall of inner ring and the inner wall of outer ring, the circumferencial direction of retainer is equipped with several pulling shelfs perpendicular to its end face, retainer is sleeved between inner ring and outer ring, the pulling shelf of retainer and shuttle shape space correspond, roller correspondence is mounted in the pulling shelf of retainer, in the case where the rotation of retainer drives, roller along the circumferential direction moves in the shuttle shape space between corresponding inner ring and outer ring, control assembly and the control of retainer driving assembly connect, drive retainer along axial-rotation to control retainer driving assembly.Two-way controllable overrunning clutch of the present invention is stable and reliable for performance, simple and compact for structure and control performance is good.
Description
Technical field
The invention belongs to the clutches and its control technology field in automatic mechanical transmission, and in particular to a kind of two-way
Controllable overrunning clutch and its control method.
Background technique
With gradualling mature for pure electric vehicle market, market proposes its comfort, dynamic property and economy higher
It is required that.In order to meet the requirement of diversification, the more gears of drive system of electric motor vehicle are the important developments of nowadays pure electric vehicle
Trend.
Automatic mechanical transmission is developed on the basis of manual transmission.Automatic mechanical transmission remains
The advantages that conventional manual transmission transmission efficiency is high, at low cost and easy to operate, is widely used.
For the performance characteristics of pure electric vehicle, Chinese patent: a kind of electric vehicle power failure-free manual transmission and its change
It is proposed in gear control method (CN105864368A) a kind of based on two gear mechanical automatic speed changings of the pure electric vehicle of clutch
The technical solution of device.The technical solution is used in combination by two-way controllable overrunning clutch and friction plate dry clutch, reality
The power failure-free switching of two gears is showed.Wherein, the automatic control of two-way controllable overrunning clutch is the weight of the speed changer
Technology is wanted, controllability directly determines that can gearbox be realized and reverses gear.
For above-mentioned gearbox, Chinese patent: a kind of two-way controllable overrunning clutch (CN104595381B) is middle to be proposed
A kind of two-way controllable overrunning clutch.The art solutions drive control mechanism using electromagnetic coil, realize positive single
To surmount, reversed mono-directional overrun, bidirectional overtaking and four kinds of operating modes of two-way wedging.Clutch component described in the invention
Quantity is more, requires axial space big, difficult arrangement, the degree of coupling is high between each section, it is difficult to carry out product remodeling and maintenance.
In addition, clutch described in the invention is not provided with installation sensor detection executing agency position, once it breaks down, it can not be fast
Speed troubleshooting is effectively treated to make, and the reliability of system is low.
Summary of the invention
For above-mentioned defect existing in the prior art, the present invention provides a kind of two-way controllable overrunning clutch and its
Control method, stable and reliable for performance, simple and compact for structure and control performance of the invention is good, of the invention in conjunction with Figure of description
Technical solution is as follows:
A kind of two-way controllable overrunning clutch is made of retainer driving assembly, roller executive module and control assembly；
The control end of the retainer driving assembly and the retainer 4 of roller executive module are fixedly and coaxially connected；
The roller executive module is made of inner ring 1, outer ring 2, roller 3 and retainer 4, and outer ring 2 is coaxially nested with circle 1 inside
Outside, the wide shuttle shape space in the narrow centre in several both ends, the retainer 4 are formed between the outer wall of inner ring 1 and the inner wall of outer ring 2
Circumferencial direction for cylindrical frame structure, retainer 4 is equipped with several pulling shelfs perpendicular to its end face, and retainer 4 is sleeved on inner ring 1
Between outer ring 2, the shuttle shape space one formed between the pulling shelf of retainer 4 and the outer wall of inner ring 1 and the inner wall of outer ring 2 is a pair of
It answers, the correspondence of roller 3 is mounted in the pulling shelf of retainer 4, and in the case where the rotation of retainer 4 drives, roller 3 is in corresponding inner ring
It is along the circumferential direction moved in shuttle shape space between 1 and outer ring 2；
The control assembly and the control of retainer driving assembly connect, and drive retainer 4 to control retainer driving assembly
Along axial-rotation.
Further, the retainer driving assembly by driving motor 10, worm reduction box 9, flexible coupling 7,
Driving gear 6 and driven gear 11 form；
The output shaft of driving motor 10 and the input shaft of worm reduction box 9 are coaxially connected, worm reduction box 9
Output shaft is coaxially connected by flexible coupling 7 and the gear shaft of driving gear 6, and worm reduction box 9 is fixed on gearbox
On shell, driving gear 6 is meshed with the driven gear 11 being coaxially fixed on 4 end face of retainer.
Further, the control assembly is made of controller, blanking disc 5 and infrared emission photoelectric sensor 8；
The control signal output of controller is connected with the control signal input of driving motor 10；
Infrared emission photoelectric sensor 8 is mounted in the housing outer surface of 9 output end side of worm reduction box, shading
Disk 5 is coaxially mounted on the output shaft of worm reduction box 9, and 8 pairs of blanking disc 5 and infrared emission photoelectric sensor are with matching peace
Dress, for blanking disc 5 when under the output shaft of worm reduction box 9 drives along axial-rotation, it is infrared right to block completely from blanking disc 5
Photoelectric sensor 8 is penetrated to prevent infrared emission photoelectric sensor 8 from receiving and dispatching infrared signal, arrives infrared emission photoelectric sensor 8
The overlay area of blanking disc 5 is removed to restore during receiving and dispatching infrared signal, retainer 4 is in retainer driving assembly
Lower drive roller 3 is driven to drive the other end to shuttle shape space, infrared emission photoelectric sensor 8 from corresponding shuttle shape space one end
Signal output end and controller signal input part connect, pass through read infrared emission photoelectric sensor 8 send detection letter
Number so identify retainer driving assembly in 9 output shaft of worm reduction box rotation angle situation of change.
Further, the retainer driving assembly is by push-pull electromagnet 15, positive coupling 14, connecting rod 13, pin
12 and bar shaped frid 16 form；
The push-pull rod of 15 output end of push-pull electromagnet is rigidly connected by one end of positive coupling 14 and connecting rod 13, is pushed away
Pull-type electromagnet 15 is fixed on the gear box casing, and pin 12 is fixedly mounted in the counterbore of 13 other end of connecting rod, bar shaped
Frid 16 is fixedly mounted on the end face outer of retainer 4, and the length direction of the strip groove of bar shaped frid 16 is along retainer 4
End face is arranged radially, and the pin 12 matches connection with the strip groove on bar shaped frid 16.
Further, the control assembly includes controller, the control signal output of controller and plug-type electromagnetism
The control signal receiving end of iron 15 connects.
A kind of control method of two-way controllable overrunning clutch, the control method include positive mono-directional overrun mode control
Method processed and reversed mono-directional overrun mode control method, specific control process are as follows:
The specific control process of the forward direction mono-directional overrun mode control method is as follows:
In the two-way controllable overrunning clutch, controller receive positive mono-directional overrun order that vehicle TCU is sent it
Afterwards, controller sends control instruction to driving motor 10, and control driving motor 10 drives the positive operation of worm reduction box 9,
Under the drive of 9 output shaft of worm reduction box, driving gear 6 drives driven gear 11 to rotate, then retainer 4 is in driven tooth
Synchronous rotary under the drive of wheel 11, retainer 4 will drive edge in the shuttle shape space corresponding between inner ring 1 and outer ring 2 of roller 3
Inverted running locking end motion of the circumferencial direction to shuttle shape space, in 9 output shaft rotary course of worm reduction box, shading
Disk 5 is blocked from starting to block infrared emission photoelectric sensor 8 and gradually move to infrared emission photoelectric sensor 8 and remove blanking disc 5
When region, roller 3 moves to the inverted running locking end in shuttle shape space under the drive of retainer 4, and controller will receive infrared
To the detection signal for penetrating the transmission of photoelectric sensor 8, and controls driving motor 10 and stop working, at this point, outer ring 2 is fixed, it is rolling
Under the wedging power effect of pearl 3, inner ring 1 relative to the opposite locking in reverse direction of outer ring 2, and inner ring 1 relative to outer ring 2 along positive direction
It rotates freely, realizes positive mono-directional overrun mode；
The specific control process of the reversed mono-directional overrun mode control method is as follows:
In the two-way controllable overrunning clutch, controller receive reversed mono-directional overrun order that vehicle TCU is sent it
Afterwards, controller sends control instruction to driving motor 10, and control driving motor 10 drives 9 inverted running of worm reduction box,
Under the drive of 9 output shaft of worm reduction box, driving gear 6 drives driven gear 11 to rotate, then retainer 4 is in driven tooth
Wheel 11 drive under synchronous rotary, retainer 4 will drive roller 3 between inner ring 1 and outer ring 2 in corresponding shuttle shape space along circle
Positive operation locking end motion of the circumferential direction to shuttle shape space, exports in axonometer rotary course, shading in worm reduction box 9
Disk 5 is blocked from starting to block infrared emission photoelectric sensor 8 and gradually move to infrared emission photoelectric sensor 8 and remove blanking disc 5
When region, roller 3 moves to the positive operation locking end in shuttle shape space under the drive of retainer 4, and controller will receive infrared
To the detection signal for penetrating the transmission of photoelectric sensor 8, and controls driving motor 10 and stop working, at this point, outer ring 2 is fixed, it is rolling
Under the wedging power effect of pearl 3, inner ring 1 relative to outer ring 2 along positive direction with respect to locking, and inner ring 1 relative to outer ring 2 in reverse direction
It rotates freely, realizes reversed mono-directional overrun mode.
A kind of control method of two-way controllable overrunning clutch, the control method include: positive mono-directional overrun mode
Control method and reversed mono-directional overrun mode control method, specific control process are as follows:
The specific control process of the forward direction mono-directional overrun mode control method is as follows:
In the two-way controllable overrunning clutch, push-pull electromagnet 15 is when being not powered on, in push-pull electromagnet 15
Under the action of portion's spring, the push-pull rod of 15 output end of push-pull electromagnet is shunk axially inward, and push-pull electromagnet 15 pushes and pulls
The pulling force of bar passes sequentially through positive coupling 14, connecting rod 13 and pin 12 and is transferred to bar shaped frid 16, and the bar shaped frid 16 exists
Axial direction under the pulling force effect of connecting rod 13 and pin 12 along retainer 4 reversely rotates, and retainer 4 is under the drive of bar shaped frid 16
Along the circumferential direction to shuttle shape space in synchronous rotary and the shuttle shape space for driving roller 3 corresponding between inner ring 1 and outer ring 2
Inverted running locking end motion, when the push-pull rod of push-pull electromagnet 15 is contracted to most in short-term, pulling shelf of the roller 3 in retainer 4
The inverted running locking end for moving to shuttle shape space is stirred down, at this point, outer ring 2 is fixed, under the wedging power effect of ball 3,
Inner ring 1 is relative to the opposite locking in reverse direction of outer ring 2, and inner ring 1 is rotated freely relative to outer ring 2 along positive direction, is realized positive
Mono-directional overrun mode；
The specific control process of the reversed mono-directional overrun mode control method is as follows:
In the two-way controllable overrunning clutch, controller receive reversed mono-directional overrun order that vehicle TCU is sent it
Afterwards, controller sends control instruction to push-pull electromagnet 15, controls the push-pull rod of 15 output end of push-pull electromagnet along axial
It stretches out, the thrust of 15 push-pull rod of push-pull electromagnet passes sequentially through positive coupling 14, connecting rod 13 and pin 12 and is transferred to
Bar shaped frid 16, the bar shaped frid 16 rotate in the forward direction under the pulling force effect of connecting rod 13 and pin 12 along the axial direction of retainer 4,
Retainer 4 is in synchronous rotary under the drive of bar shaped frid 16 and the shuttle shape that drives roller 3 corresponding between inner ring 1 and outer ring 2
The along the circumferential direction positive operation locking end motion to shuttle shape space in space, when the push-pull rod of push-pull electromagnet 15 extend to
When longest, roller 3 moves to the positive operation locking end in shuttle shape space under the drive of retainer 4, at this point, outer ring 2 is fixed,
Under the wedging power effect of ball 3, inner ring 1 relative to outer ring 2 along positive direction with respect to locking, and inner ring 1 relative to outer ring 2 along anti-
Direction rotates freely, and realizes reversed mono-directional overrun mode.
Compared with prior art, the beneficial effects of the present invention are:
1, two-way controllable overrunning clutch of the present invention reduces complexity of the gear-box axle to components, shortens
Gearbox axial dimension, structure is simple, and part is few, at low cost, is easy to arrange, maintenance.
2, two-way controllable overrunning clutch of the present invention arrange infrared emission photoelectric sensor for detect execution
Mechanism position can carry out effective fault diagnosis, improve the reliability of system.
3, two-way controllable overrunning clutch of the present invention is independent from overall structure by retainer driving assembly,
Structural module is realized, and then identical executive module may be implemented with different driving assembly or identical driving assembly
Different executive modules is driven, the design of the two-way controllable clutch of different type different size is facilitated.
4, components used by the driving assembly part of two-way controllable overrunning clutch of the present invention, comprising: small tooth
Wheel, flexible coupling, worm reduction box and driving motor etc. are in a kind of existing electric vehicle power failure-free shift
On the basis of gearbox, leave out original part spare and accessory parts, and add corresponding spare and accessory parts, the processing technology skill of the parts thereof
Art is mature, and components are stable and reliable in work, or even can directly apply ready-made batch components, have been reduced to a great extent and have opened
Hair and use cost.
5, in two-way controllable overrunning clutch of the present invention, gear driving assembly makes due to using flexible coupling
It obtains during retainer is pivoted, driving motor needs to overcome the resistance of flexible coupling upper spring to carry out accumulation of energy, the portion
Gap after dividing energy that can stop output with small electromotor in each transmission parts, to guarantee the reliable patch of roller between Internal and external cycle
It closes.
Detailed description of the invention
Fig. 1 is the overall structure axonometric drawing of two-way controllable overrunning clutch described in the embodiment of the present invention 1；
Fig. 2 be the embodiment of the present invention 1 described in two-way controllable overrunning clutch retainer driving assembly (do not include from
Moving gear) decomposition texture schematic diagram；
Fig. 3 is the decomposition texture of the roller executive module of two-way controllable overrunning clutch described in the embodiment of the present invention 1
Schematic diagram；
Fig. 4 is the overall structure axonometric drawing of two-way controllable overrunning clutch described in the embodiment of the present invention 2；
Fig. 5 is that the retainer driving assembly of two-way controllable overrunning clutch described in the embodiment of the present invention 2 (does not include item
Shape frid) decomposition texture schematic diagram；
Fig. 6 is the decomposition texture of the roller executive module of two-way controllable overrunning clutch described in the embodiment of the present invention 2
Schematic diagram；
Fig. 7 is in two-way controllable overrunning clutch of the present invention, and roller executive module forward direction mono-directional overrun state is shown
It is intended to；
Fig. 8 is in two-way controllable overrunning clutch of the present invention, and the reversed mono-directional overrun state of roller executive module is shown
It is intended to；
Fig. 9 a is 5 rotation status of blanking disc, one schematic diagram of two-way controllable overrunning clutch described in the embodiment of the present invention 1；
Fig. 9 b is 5 rotation status of blanking disc, two schematic diagram of two-way controllable overrunning clutch described in the embodiment of the present invention 1；
Fig. 9 c is 5 rotation status of blanking disc, three schematic diagram of two-way controllable overrunning clutch described in the embodiment of the present invention 1；
Fig. 9 d is 5 rotation status of blanking disc, four schematic diagram of two-way controllable overrunning clutch described in the embodiment of the present invention 1；
Fig. 9 e is 5 rotation status of blanking disc, five schematic diagram of two-way controllable overrunning clutch described in the embodiment of the present invention 1.
In figure:
1- inner ring, the outer ring 2-, 3- roller, 4- retainer,
5- blanking disc, 6- driving gear, 7- flexible coupling, 8- infrared emission photoelectric sensor,
9- worm reduction box, 10- driving motor, 11- driven gear, 12- pin,
13- connecting rod, 14- positive coupling, 15- push-pull electromagnet, 16- bar shaped frid.
Specific embodiment
For the technical solution that the present invention is further explained, in conjunction with Figure of description, a specific embodiment of the invention is as follows:
Embodiment 1
A kind of two-way controllable overrunning clutch is disclosed in the present embodiment, by retainer driving assembly, roller execution group
Part and control assembly composition.
As depicted in figs. 1 and 2, the retainer driving assembly is by driving motor 10, worm reduction box 9, flexible connection
Axis device 7, driving gear 6 and driven gear 11 form.Wherein, power of the driving motor 10 as retainer driving assembly
Source exports rotary driving force outward, and the input shaft of the output shaft of power output end and worm reduction box 9 is coaxially fixed to be connected
It connects, the output shaft of the worm reduction box 9 is coaxially connected by flexible coupling 7 and the gear shaft of driving gear 6, worm gear
Worm speed-down case 9 is fixed on gear box casing.The driving gear 6 and the driven gear phase being fixed on 4 end face of retainer
Engagement.
In the retainer driving assembly, the driving motor 10 provides the energy by vehicle power supply, driving motor 10
Control signal input is connected with the control signal output of the controller in control assembly, and the controller passes through control driving
The operating voltage of motor 10 and then the output torque for controlling driving motor 10；The output shaft of the driving motor 10 drives worm gear snail
The input shaft high speed rotation of bar reduction gearbox 9, power are subtracted in the form of the slow-speed of revolution from worm and gear after the transmitting of worm reduction box 9
The output shaft of fast case 9 exports.
In the retainer driving assembly, worm reduction box 9 and driving gear 6 are connected using flexible coupling 7, made
It obtains in 6 rotary course of driving gear, driving motor 10 needs to overcome the spring resistance on flexible coupling 7 to carry out accumulation of energy, the portion
Gap after dividing energy that can compensate the stopping power output of driving motor 10 in each transmission parts, to guarantee roller executive module
In, roller 3 is reliably bonded between inner ring 1 and outer ring 2.
As shown in figures 1 and 3, the roller executive module is made of inner ring 1, outer ring 2, roller 3 and retainer 4.Wherein,
The outer wall of the inner ring 1 is smooth continuous cylindrical surface, and the inner wall of the outer ring 2 is radially even, and that seven arcs are distributed with is recessed
Slot, outer ring 2 coaxially be nested with inside circle 1 outside, and between the outer wall of inner ring 1 and the inner wall of outer ring 2 formed seven both ends it is narrow in
Between wide shuttle shape space, wherein " both ends are narrow " refers to shuttle shape space along the circumferential direction 1 outer wall of inner ring of end positions and outer ring 2
Radial distance between inner wall is smaller, so that when roller 3 moves to shuttle shape space both ends along the circumferential direction by inner ring 1 and outer ring 2
Unidirectional wedging locking, realizes the unidirectional delivery of power between inner ring 1 and outer ring 2, wherein a narrow end is positive operation locking end,
Another narrow end is inverted running locking end；" intermediate wide " refer to shuttle shape space along the circumferential direction 1 outer wall of inner ring of medium position with
Radial distance between 2 inner wall of outer ring is larger, can between inner ring 1 and outer ring 2 when so that roller 3 being moved among shuttle shape space
It is opposite to rotate freely, unpowered transmitting.The retainer 4 is cylindrical frame structure, and the circumferencial direction of retainer 4 is perpendicular to it
End face is equipped with seven groups of pulling shelfs, and retainer 4 is sleeved between inner ring 1 and outer ring 2, and the pulling shelf of retainer 4 is with the outer wall of inner ring 1 and outside
The shuttle shape space formed between the inner wall of circle 2 corresponds.The pulling shelf of the roller 3 and retainer 4, which corresponds, to be installed, roller
3 axial directions are mounted in the pulling shelf of retainer 4 parallelly with 4 axial direction of retainer, and in the case where the rotation of retainer 4 drives, roller 3 exists
It is along the circumferential direction moved in shuttle shape space between corresponding inner ring 1 and outer ring 2.
As shown in fig. 7, the position of roller 3 is in shuttle shape space between inner ring 1 and outer ring 2 in the roller executive module
Left end, i.e. inverted running locking end, when outer ring 2 is relatively fixed, when inner ring 1 rotates clockwise, roller 3 will be in the work of frictional force
It is moved, opposite can be rotated freely between inner ring 1 and outer ring 2 at this time, i.e., inner ring 1 can be relative to outer to wide middle position with lower
Circle 2 rotates freely along clockwise direction；When outer ring 2 is relatively fixed, and inner ring 1 rotates counterclockwise, roller 3 will be in the work of frictional force
Continue to move to the left end in shuttle shape space shown in figure with lower, at this time roller 3 by wedging between inner ring 1 and outer ring 2, inner ring
1 and outer ring 2 be locked up, inner ring 1 can not be rotated in the counterclockwise direction relative to outer ring 2 at this time, so when the roller execution group
Part is in positive mono-directional overrun state, i.e., the described two-way controllable overrunning clutch is in positive mono-directional overrun mode.
As shown in figure 8, the position of roller 3 is in shuttle shape space between inner ring 1 and outer ring 2 in the roller executive module
Right end, i.e., positive operation locking end, when outer ring 2 is relatively fixed, and inner ring 1 rotates counterclockwise, roller 3 will be in the work of frictional force
It is moved, opposite can be rotated freely between inner ring 1 and outer ring 2 at this time, i.e., inner ring 1 can be relative to outer to wide middle position with lower
Circle 2 rotates freely in the counterclockwise direction；When outer ring 2 is relatively fixed, when inner ring 1 rotates clockwise, roller 3 will be in the work of frictional force
Continue to move to the right end in shuttle shape space shown in figure with lower, at this time roller 3 by wedging between inner ring 1 and outer ring 2, inner ring
1 and outer ring 2 be locked up, inner ring 1 can not be rotated in a clockwise direction relative to outer ring 2 at this time, so when the roller execution group
Part is in reversed mono-directional overrun state, i.e., the described two-way controllable overrunning clutch is in reversed mono-directional overrun mode.
As shown in Figure 1, the driven gear 11 in the retainer driving assembly and the holding in the roller executive module
The end face of frame 4 is coaxially disposed, and in the present embodiment 1, driven gear 11 and 4 outer end face of retainer are the integral type knot being coaxially disposed
Structure, driven gear 11 are moved synchronously with retainer 4, so that retainer 4 is same with driven gear 11 under the driving of driving motor 10
Step, which is rotated and then stirred in the shuttle shape space corresponding between inner ring 1 and outer ring 2 of roller 3 by pulling shelf, along the circumferential direction transports
It is dynamic.
As depicted in figs. 1 and 2, the control assembly is by controller (not shown), blanking disc 5 and infrared emission photoelectricity
Sensor 8 forms.Wherein, the control signal output of the controller is connect with the control signal receiving end of driving motor 10,
The signal output end of the infrared emission photoelectric sensor 8 and the signal input part of controller connect.The infrared emission photoelectricity
Sensor 8 is mounted on the housing outer surface of 9 output end side of worm reduction box.The blanking disc 5 is by telophragma and screening
The integral structure of light outer composition, the telophragma the center point of blanking disc 5 are provided with D-shaped hole, the D-shaped that blanking disc 5 passes through spider
The coaxial location and installation in hole is on the output shaft of worm reduction box 9, and the shading outer of blanking disc 5 is sector, and shading outer is same
On the circumference of the centrally disposed disk of axis, 8 pairs of the blanking disc 5 and infrared emission photoelectric sensor Matching installation, blanking disc 5 exist
When under the output shaft drive of worm reduction box 9 along axial-rotation, as shown in Fig. 9 a to 9e, the shading outer edge of blanking disc 5
Axial-rotation, the shading outer of blanking disc 5 gradually move to infrared light emission end and the infrared light of infrared emission photoelectric sensor 8
Between receiving end, the infrared light emission end of infrared emission photoelectric sensor 8 and infrared optical receiving end are just completely into blanking disc 5
Shading outer overlay area when (as shown in figure 9b), blanking disc 5 will stop infrared emission photoelectric sensor 8 in infrared light hair
It penetrates and receives, infrared emission photoelectric sensor 8 will send detection signal A to controller at this time, with the shading outer of blanking disc 5
Continue along axial-rotation, the shading outer of blanking disc 5 gradually leave the infrared light emission end of infrared emission photoelectric sensor 8 with it is red
Between outer optical receiving end, when the infrared light emission end of infrared emission photoelectric sensor 8 and infrared optical receiving end start to remove shading
When the shading outer overlay area of disk 5 (as shown in figure 9d), infrared emission photoelectric sensor 8 by the transmitting for continuing infrared light with connect
It receives, infrared emission photoelectric sensor 8 will send detection signal B to controller at this time, and the controller can be infrared right by reading
The rotation angle change information for penetrating 9 output shaft of detection signal identification worm reduction box of the transmission of photoelectric sensor 8, to sentence
Whether disconnected retainer 4 has dialed to accurate wedging position for roller 3 under the drive of retainer driving assembly, guarantees roller 3
It is reliably bonded between inner ring 1 and outer ring 2, and finally judges the lockup state of the double rolling key clutch.When described infrared
Signal B is detected to sending from sending detection signal A to photoelectric sensor 8 is penetrated, and the roller 3 is just kept frame 4 from corresponding
Shuttle shape space one end drives the other end to shuttle shape space.The fan angle of the shading outer of the blanking disc 5 is according to blanking disc 5
Diameter, driving gear 6 and driven gear 11 transmission ratio and inner ring 1 and outer ring 2 between angle shared by shuttle shape space
Depending on.
According to the structure composition and connection type of above-mentioned two-way controllable overrunning clutch, the present embodiment 1 also discloses one kind
The control method of two-way controllable overrunning clutch, the control method include: positive mono-directional overrun mode control method and anti-
To mono-directional overrun mode control method, specific control process is as follows:
The specific control process of the forward direction mono-directional overrun mode control method is as follows:
As shown in Figure 1, controller receives vehicle TCU (automatic gear-box control in the two-way controllable overrunning clutch
Unit) after the positive mono-directional overrun order sent, controller sends control instruction to driving motor 10, controls driving motor 10
Movement, so that the output shaft of worm reduction box 9 rotates clockwise (watcher at this time under the driving of driving motor 10
To the overlook direction for Fig. 1), under the drive of 9 output shaft of worm reduction box, driving gear 6 drives driven gear 11 inverse
Hour hands rotation, then retainer 4 synchronizes rotation counterclockwise under the drive of driven gear 11, and the pulling shelf of retainer 4 will drive roller 3
Along the circumferential direction counterclockwise to the inverted running locking in shuttle shape space in corresponding shuttle shape space between inner ring 1 and outer ring 2
End motion, during 9 output shaft of worm reduction box rotates clockwise, as shown in Fig. 9 a-9e, blanking disc 5 revolves clockwise
Turn, the shading outer of blanking disc 5 is from the infrared light emission end and infrared optical receiving end for initially entering infrared emission photoelectric sensor 8
Between, it gradually moves to and leaves between the infrared light emission end of infrared emission photoelectric sensor 8 and infrared optical receiving end, work as shading
When the shading outer of disk 5 is thoroughly left between the infrared light emission end of infrared emission photoelectric sensor 8 and infrared optical receiving end, such as
Shown in Fig. 7, roller 3 moves to the inverted running locking end in shuttle shape space in the case where the pulling shelf of retainer 4 is stirred, at this point, controller
The detection signal for infrared emission photoelectric sensor 8 will be received sending, and control driving motor 10 and stop working, at this point, by outer ring 2
It is fixed, under the wedging power effect of ball 3, inner ring 1 relative to the opposite locking in the counterclockwise direction of outer ring 2, and inner ring 1 relative to
Outer ring 2 rotates freely along clockwise direction, realizes positive mono-directional overrun mode.
The specific control process of the reversed mono-directional overrun mode control method is as follows:
As shown in Figure 1, controller receives vehicle TCU (automatic gear-box control in the two-way controllable overrunning clutch
Unit) after the reversed mono-directional overrun order sent, controller sends control instruction to driving motor 10, controls driving motor 10
Movement, so that the output shaft of worm reduction box 9 rotates (watcher at this time counterclockwise under the driving of driving motor 10
To the overlook direction for Fig. 1), under the drive of 9 output shaft of worm reduction box, driving gear 6 drives driven gear 11 suitable
Hour hands rotation, then retainer 4 is synchronized under the drive of driven gear 11 and is rotated clockwise, and the pulling shelf of retainer 4 will drive roller 3
Along the circumferential direction clockwise to the positive operation locking end in shuttle shape space in corresponding shuttle shape space between inner ring 1 and outer ring 2
Movement, in 9 output shaft of worm reduction box rotary course counterclockwise, as shown in Fig. 9 a-9e, the shading outer of blanking disc 5
From initially entering between the infrared light emission end of infrared emission photoelectric sensor 8 and infrared optical receiving end, gradually moves to and leave
Between the infrared light emission end and infrared optical receiving end of infrared emission photoelectric sensor 8, when the shading outer of blanking disc 5 thoroughly from
When opening between the infrared light emission end of infrared emission photoelectric sensor 8 and infrared optical receiving end, as shown in figure 8, roller 3 is being kept
The pulling shelf of frame 4 stirs down the positive operation locking end for moving to shuttle shape space, at this point, controller will receive infrared emission photoelectric transfer
The detection signal that sensor 8 is sent, and control driving motor 10 and stop working, at this point, outer ring 2 is fixed, make in the wedging of ball 3
Under, inner ring 1 relative to the opposite locking along clockwise direction of outer ring 2, and inner ring 1 relative to outer ring 2 in the counterclockwise direction freely
Rotation, realizes reversed mono-directional overrun mode.
Embodiment 2
A kind of two-way controllable overrunning clutch is disclosed in the present embodiment, by retainer driving assembly, roller execution group
Part and control assembly composition.
As shown in Figure 4 and Figure 5, the retainer driving assembly is by push-pull electromagnet 15, positive coupling 14, connecting rod
13, pin 12 and bar shaped frid 16 form.Wherein, the push-pull electromagnet 15 as retainer driving assembly power source to
Outer output straight line pushes and pulls driving force, and the push-pull rod of 15 output end of push-pull electromagnet passes through positive coupling 14 and the one of connecting rod 13
End rigid connection, the push-pull electromagnet 15 are fixed on the gear box casing, and it is heavy that the other end of the connecting rod 13 is equipped with
Hole, the pin 12 are fixedly mounted in the counterbore of 13 end of connecting rod by interference fit, and the bar shaped frid 16 is fixedly mounted
On the end face outer of retainer 4, and the length direction of the strip groove of bar shaped frid 16 is arranged radially along 4 end face of retainer,
The pin 12 matches connection with the strip groove on bar shaped frid 16, under the push-and-pull driving of push-pull electromagnet 15, connecting rod 13
It drives pin 12 to move along the strip groove of bar shaped frid 16 and then drives retainer 4 along axial-rotation.
In the retainer driving assembly, the push-pull electromagnet 15 provides the energy, plug-type electricity by vehicle power supply
The control signal input of magnet 15 is connected with the control signal output of the controller in control assembly, and the controller passes through
It controls the operating voltage of push-pull electromagnet 15 and then controls push-pull electromagnet 15 along the push-pull effort axially exported；The push-and-pull
When the push-pull rod of 15 power output end of formula electromagnet moves along a straight line, power passes sequentially through positive coupling 14, connecting rod 13, pin
12 and bar shaped frid 16 be transferred to retainer 4, and then control retainer 4 along its axial-rotation.
As shown in Figure 4 and Figure 6, the roller executive module is made of inner ring 1, outer ring 2, roller 3 and retainer 4.Wherein,
The outer wall of the inner ring 1 is smooth continuous cylindrical surface, and the inner wall of the outer ring 2 is radially even, and that seven arcs are distributed with is recessed
Slot, outer ring 2 coaxially be nested with inside circle 1 outside, and between the outer wall of inner ring 1 and the inner wall of outer ring 2 formed seven both ends it is narrow in
Between wide shuttle shape space, wherein " both ends are narrow " refers to shuttle shape space along the circumferential direction 1 outer wall of inner ring of end positions and outer ring 2
Radial distance between inner wall is smaller, so that when roller 3 moves to shuttle shape space both ends along the circumferential direction by inner ring 1 and outer ring 2
Unidirectional wedging locking, realizes the unidirectional delivery of power between inner ring 1 and outer ring 2, wherein a narrow end is positive operation locking end,
Another narrow end is inverted running locking end；" intermediate wide " refer to shuttle shape space along the circumferential direction 1 outer wall of inner ring of medium position with
Radial distance between 2 inner wall of outer ring is larger, can between inner ring 1 and outer ring 2 when so that roller 3 being moved among shuttle shape space
It is opposite to rotate freely, unpowered transmitting.The retainer 4 is cylindrical frame structure, and the circumferencial direction of retainer 4 is perpendicular to it
End face is equipped with seven groups of pulling shelfs, and retainer 4 is sleeved between inner ring 1 and outer ring 2, and the pulling shelf of retainer 4 is with the outer wall of inner ring 1 and outside
The shuttle shape space formed between the inner wall of circle 2 corresponds.The pulling shelf of the roller 3 and retainer 4, which corresponds, to be installed, roller
3 axial directions are mounted in the pulling shelf of retainer 4 parallelly with 4 axial direction of retainer, and in the case where the rotation of retainer 4 drives, roller 3 exists
It is along the circumferential direction moved in shuttle shape space between corresponding inner ring 1 and outer ring 2.
As shown in fig. 7, the position of roller 3 is in shuttle shape space between inner ring 1 and outer ring 2 in the roller executive module
Left end, i.e. inverted running locking end, when outer ring 2 is relatively fixed, when inner ring 1 rotates clockwise, roller 3 will be in the work of frictional force
It is moved, opposite can be rotated freely between inner ring 1 and outer ring 2 at this time, i.e., inner ring 1 can be relative to outer to wide middle position with lower
Circle 2 rotates freely along clockwise direction；When outer ring 2 is relatively fixed, and inner ring 1 rotates counterclockwise, roller 3 will be in the work of frictional force
Continue to move to the left end in shuttle shape space shown in figure with lower, at this time roller 3 by wedging between inner ring 1 and outer ring 2, inner ring
1 and outer ring 2 be locked up, inner ring 1 can not be rotated in the counterclockwise direction relative to outer ring 2 at this time, so when the roller execution group
Part is in positive mono-directional overrun state, i.e., the described two-way controllable overrunning clutch is in positive mono-directional overrun mode.
As shown in figure 8, the position of roller 3 is in shuttle shape space between inner ring 1 and outer ring 2 in the roller executive module
Right end, i.e., positive operation locking end, when outer ring 2 is relatively fixed, and inner ring 1 rotates counterclockwise, roller 3 will be in the work of frictional force
It is moved, opposite can be rotated freely between inner ring 1 and outer ring 2 at this time, i.e., inner ring 1 can be relative to outer to wide middle position with lower
Circle 2 rotates freely in the counterclockwise direction；When outer ring 2 is relatively fixed, when inner ring 1 rotates clockwise, roller 3 will be in the work of frictional force
Continue to move to the right end in shuttle shape space shown in figure with lower, at this time roller 3 by wedging between inner ring 1 and outer ring 2, inner ring
1 and outer ring 2 be locked up, inner ring 1 can not be rotated in a clockwise direction relative to outer ring 2 at this time, so when the roller execution group
Part is in reversed mono-directional overrun state, i.e., the described two-way controllable overrunning clutch is in reversed mono-directional overrun mode.
As shown in figure 3, the strip groove version 16 in the retainer driving assembly is arranged in the roller executive module
On the end face outer of retainer 4, and the length direction of the strip groove of bar shaped frid 16 is arranged radially along 4 end face of retainer, this
In embodiment 2, strip groove version 16 is an integral structure with 4 outer end face of retainer, so that under the driving of push-pull electromagnet 15,
Connecting rod 13 drives pin 12 to move along the strip groove of bar shaped frid 16 and then drives retainer 4 along axial-rotation, and retainer 4 revolves
It rotates into and is stirred in the shuttle shape space corresponding between inner ring 1 and outer ring 2 of roller 3 by pulling shelf and along the circumferential direction moved.
The control assembly includes controller (not shown).Wherein, the control signal output of the controller with
The control signal receiving end of push-pull electromagnet 15 connects, and push-pull electromagnet 15 is realized by controller and pushed and pulled to its output end
The expanding-contracting action of bar controls, and then realizes relative motion between roller 3 and inner ring 1 and outer ring 2 in control roller executive module, when
After roller 3 moves to designated position, it can also continue to be passed through low current to push-pull electromagnet 15 by controller, to eliminate each biography
Gap between dynamic component, to guarantee in roller executive module, roller 3 is reliably bonded between inner ring 1 and outer ring 2.
According to the structure composition and connection type of above-mentioned two-way controllable overrunning clutch, the present embodiment 2 also discloses one kind
The control method of two-way controllable overrunning clutch, the control method include: positive mono-directional overrun mode control method and anti-
To mono-directional overrun mode control method, specific control process is as follows:
The specific control process of the forward direction mono-directional overrun mode control method is as follows:
As shown in figure 4, push-pull electromagnet 15 is when being not powered on, plug-type in the two-way controllable overrunning clutch
Under the action of 15 contained spring of electromagnet, the push-pull rod of 15 output end of push-pull electromagnet is first in what is " shunk " axially inward
Beginning state, the pulling force of 15 push-pull rod of push-pull electromagnet pass sequentially through positive coupling 14, connecting rod 13 and pin 12 and are transferred to item
Shape frid 16, the bar shaped frid 16 is under the pulling force effect of connecting rod 13 and pin 12 along the axial rotation counterclockwise of retainer 4
(overlook direction that direction of observation at this time is Fig. 4), it is certain that retainer 4 synchronizes rotation counterclockwise under the drive of bar shaped frid 16
The pulling shelf of angle, retainer 4 will be along the circumferential direction inverse in the shuttle shape space for driving roller 3 corresponding between inner ring 1 and outer ring 2
Inverted running locking end motion of the hour hands to shuttle shape space, when the push-pull rod of push-pull electromagnet 15 is contracted to most in short-term, such as Fig. 7
Shown, roller 3 moves to the inverted running locking end in shuttle shape space in the case where the pulling shelf of retainer 4 is stirred, at this point, outer ring 2 is consolidated
Fixed, under the wedge action of ball 3, inner ring 1 is relative to the opposite locking in the counterclockwise direction of outer ring 2, and inner ring 1 is relative to outer ring
2 rotate freely along clockwise direction, realize positive mono-directional overrun mode.
The specific control process of the reversed mono-directional overrun mode control method is as follows:
As shown in figure 4, controller receives vehicle TCU (automatic gear-box control in the two-way controllable overrunning clutch
Unit) after the reversed mono-directional overrun order sent, controller sends control instruction to push-pull electromagnet 15, controls plug-type
The push-pull rod of 15 output end of electromagnet " extends " axially outward, and the thrust of 15 push-pull rod of push-pull electromagnet passes sequentially through rigidity
Shaft coupling 14, connecting rod 13 and pin 12 are transferred to bar shaped frid 16, pulling force of the bar shaped frid 16 in connecting rod 13 and pin 12
Axial direction under effect along retainer 4 rotates clockwise (overlook direction that direction of observation at this time is Fig. 4), and retainer 4 is in bar shaped
Synchronized under the drive of frid 16 and rotate clockwise certain angle, the pulling shelf of retainer 4 will drive roller 3 inner ring 1 and outer ring 2 it
Between the along the circumferential direction positive operation locking end motion to shuttle shape space clockwise in corresponding shuttle shape space, when plug-type electricity
When the push-pull rod of magnet 15 is extended to longest, as shown in figure 8, roller 3 moves to shuttle shape space in the case where the pulling shelf of retainer 4 is stirred
Positive operation locking end, at this point, outer ring 2 is fixed, under the wedge action of ball 3, inner ring 1 is relative to outer ring 2 along up time
Needle direction is with respect to locking, and inner ring 1 rotates freely in the counterclockwise direction relative to outer ring 2, realizes reversed mono-directional overrun mode.
Claims (7)
1. a kind of two-way controllable overrunning clutch, it is characterised in that:
It is made of retainer driving assembly, roller executive module and control assembly；
The control end of the retainer driving assembly is fixedly and coaxially connected with the retainer (4) of roller executive module；
The roller executive module is made of inner ring (1), outer ring (2), roller (3) and retainer (4), and outer ring (2) are coaxially nested with
In the outside of inner ring (1), it is empty that the wide shuttle shape in the narrow centre in several both ends is formed between the outer wall of inner ring (1) and the inner wall of outer ring (2)
Between, the retainer (4) is cylindrical frame structure, and the circumferencial direction of retainer (4) is equipped with several pulling shelfs perpendicular to its end face,
Retainer (4) is sleeved between inner ring (1) and outer ring (2), the pulling shelf of retainer (4) and the outer wall of inner ring (1) and outer ring (2)
The shuttle shape space formed between inner wall corresponds, and roller (3) correspondence is mounted in the pulling shelf of retainer (4), is keeping
Under the rotation of frame (4) drives, roller (3) is along the circumferential direction transported in the shuttle shape space between corresponding inner ring (1) and outer ring (2)
It is dynamic；
The control assembly and the control of retainer driving assembly connect, and drive retainer (4) edge to control retainer driving assembly
Axial-rotation.
2. a kind of two-way controllable overrunning clutch as described in claim 1, it is characterised in that:
The retainer driving assembly is by driving motor (10), worm reduction box (9), flexible coupling (7), driving gear
(6) and driven gear (11) forms；
The output shaft of driving motor (10) and the input shaft of worm reduction box (9) are coaxially connected, worm reduction box (9)
Output shaft by flexible coupling (7) and the gear shaft of driving gear (6) it is coaxially connected, worm reduction box (9) fixation
On gear box casing, driving gear (6) is meshed with the coaxial driven gear (11) being fixed on retainer (4) end face.
3. a kind of two-way controllable overrunning clutch as claimed in claim 2, it is characterised in that:
The control assembly is made of controller, blanking disc (5) and infrared emission photoelectric sensor (8)；
The control signal output of controller is connected with the control signal input of driving motor (10)；
Infrared emission photoelectric sensor (8) is mounted in the housing outer surface of worm reduction box (9) output end side, shading
Disk (5) is coaxially mounted on the output shaft of worm reduction box (9), and blanking disc (5) and infrared emission photoelectric sensor (8) are right
With Matching installation, blanking disc (5) is when under the output shaft of worm reduction box (9) drives along axial-rotation, from blanking disc (5)
It blocks infrared emission photoelectric sensor (8) completely to prevent infrared emission photoelectric sensor (8) from receiving and dispatching infrared signal, arrives red
The overlay area for penetrating photoelectric sensor (8) removal blanking disc (5) is kept to restore during receiving and dispatching infrared signal outside
Frame (4) drives roller (3) to drive from corresponding shuttle shape space one end to shuttle shape space under the driving of retainer driving assembly
The other end, the signal output end of infrared emission photoelectric sensor (8) and the signal input part of controller connect, infrared by reading
To the detection signal for penetrating photoelectric sensor (8) transmission and then identify worm reduction box (9) output in retainer driving assembly
The rotation angle situation of change of axis.
4. a kind of two-way controllable overrunning clutch as described in claim 1, it is characterised in that:
The retainer driving assembly is by push-pull electromagnet (15), positive coupling (14), connecting rod (13), pin (12) and item
Shape frid (16) composition；
The push-pull rod of push-pull electromagnet (15) output end is rigidly connected by the one end of positive coupling (14) and connecting rod (13),
Push-pull electromagnet (15) is fixed on the gear box casing, and pin (12) is fixedly mounted on the counterbore of connecting rod (13) other end
Interior, bar shaped frid (16) is fixedly mounted on the end face outer of retainer (4), and the length side of the strip groove of bar shaped frid (16)
It is arranged radially to along retainer (4) end face, the pin (12) matches connection with the strip groove on bar shaped frid (16).
5. a kind of two-way controllable overrunning clutch as claimed in claim 4, it is characterised in that:
The control assembly includes controller, the control signal output of controller and the control signal of push-pull electromagnet (15)
Receiving end connection.
6. a kind of control method of two-way controllable overrunning clutch as claimed in claim 3, it is characterised in that:
The control method includes positive mono-directional overrun mode control method and reversed mono-directional overrun mode control method, specific control
Process processed is as follows:
The specific control process of the forward direction mono-directional overrun mode control method is as follows:
In the two-way controllable overrunning clutch, after controller receives the positive mono-directional overrun order that vehicle TCU is sent, control
Device processed sends control instruction to driving motor (10), and control driving motor (10) driving worm reduction box (9) is positive to be run,
Under the drive of worm reduction box (9) output shaft, driving gear (6) drives driven gear (11) rotation, then retainer (4)
The synchronous rotary under the drive of driven gear (11), retainer (4) will drive roller (3) right between inner ring (1) and outer ring (2)
The along the circumferential direction inverted running locking end motion to shuttle shape space in the shuttle shape space answered, in worm reduction box (9)
In output shaft rotary course, blanking disc (5) gradually moves to infrared emission light from starting to block infrared emission photoelectric sensor (8)
When electric transducer (8) removes blanking disc (5) occlusion area, roller (3) moves to shuttle shape space under the drive of retainer (4)
Inverted running locking end, controller will receive the detection signal of infrared emission photoelectric sensor (8) transmission, and control driving motor
(10) it stops working, at this point, outer ring (2) are fixed, under the wedging power effect of ball (3), inner ring (1) is relative to outer ring (2)
In reverse direction with respect to locking, and inner ring (1) is rotated freely relative to outer ring (2) along positive direction, realizes positive mono-directional overrun mode；
The specific control process of the reversed mono-directional overrun mode control method is as follows:
In the two-way controllable overrunning clutch, after controller receives the reversed mono-directional overrun order that vehicle TCU is sent, control
Device processed sends control instruction to driving motor (10), and control driving motor (10) drives worm reduction box (9) inverted running,
Under the drive of worm reduction box (9) output shaft, driving gear (6) drives driven gear (11) rotation, then retainer (4)
The synchronous rotary under the drive of driven gear (11), retainer (4) will drive roller (3) right between inner ring (1) and outer ring (2)
The along the circumferential direction positive operation locking end motion to shuttle shape space, defeated in worm reduction box (9) in the shuttle shape space answered
Out in axonometer rotary course, blanking disc (5) gradually moves to infrared emission light from starting to block infrared emission photoelectric sensor (8)
When electric transducer (8) removes blanking disc (5) occlusion area, roller (3) moves to shuttle shape space under the drive of retainer (4)
Forward direction operation locking end, controller will receive the detection signal of infrared emission photoelectric sensor (8) transmission, and control driving motor
(10) it stops working, at this point, outer ring (2) are fixed, under the wedging power effect of ball (3), inner ring (1) is relative to outer ring (2)
Along positive direction with respect to locking, and inner ring (1) rotates freely in reverse direction relative to outer ring (2), realizes reversed mono-directional overrun mode.
7. a kind of control method of two-way controllable overrunning clutch as claimed in claim 5, it is characterised in that:
The control method includes: positive mono-directional overrun mode control method and reversed mono-directional overrun mode control method, specifically
Control process is as follows:
The specific control process of the forward direction mono-directional overrun mode control method is as follows:
In the two-way controllable overrunning clutch, push-pull electromagnet (15) is when being not powered on, in push-pull electromagnet (15)
Under the action of portion's spring, the push-pull rod of push-pull electromagnet (15) output end is shunk axially inward, push-pull electromagnet (15)
The pulling force of push-pull rod passes sequentially through positive coupling (14), connecting rod (13) and pin (12) and is transferred to bar shaped frid (16), described
Bar shaped frid (16) reversely rotates under the pulling force effect of connecting rod (13) and pin (12) along the axial direction of retainer (4), retainer
(4) in synchronous rotary under the drive of bar shaped frid (16) and drive roller (3) corresponding between inner ring (1) and outer ring (2)
The along the circumferential direction inverted running locking end motion to shuttle shape space in shuttle shape space, when the push-pull rod of push-pull electromagnet (15)
It being contracted to most in short-term, roller (3) moves to the inverted running locking end in shuttle shape space in the case where the pulling shelf of retainer (4) is stirred, this
When, outer ring (2) are fixed, and under the wedging power effect of ball (3), inner ring (1) is locked relatively in reverse direction relative to outer ring (2)
Only, and inner ring (1) is rotated freely relative to outer ring (2) along positive direction, realize positive mono-directional overrun mode；
The specific control process of the reversed mono-directional overrun mode control method is as follows:
In the two-way controllable overrunning clutch, after controller receives the reversed mono-directional overrun order that vehicle TCU is sent, control
Device processed to push-pull electromagnet (15) send control instruction, control push-pull electromagnet (15) output end push-pull rod along axial direction to
Outer elongation, the thrust of push-pull electromagnet (15) push-pull rod pass sequentially through positive coupling (14), connecting rod (13) and pin (12)
It is transferred to bar shaped frid (16), the bar shaped frid (16) is under the pulling force effect of connecting rod (13) and pin (12) along retainer
(4) axial direction rotates in the forward direction, and retainer (4) synchronous rotary and drives roller (3) in inner ring under the drive of bar shaped frid (16)
(1) the along the circumferential direction positive operation locking end motion to shuttle shape space in shuttle shape space corresponding between outer ring (2), when
When the push-pull rod of push-pull electromagnet (15) is extended to longest, roller (3) moves to shuttle shape space under the drive of retainer (4)
Positive operation locking end, at this point, outer ring (2) are fixed, under the wedging power effect of ball (3), inner ring (1) is relative to outer ring
(2) along positive direction with respect to locking, and inner ring (1) rotates freely in reverse direction relative to outer ring (2), realizes reversed mono-directional overrun mould
Formula.
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| CN201910326112.9A CN109882525B (en) | 2019-04-23 | 2019-04-23 | Bidirectional controllable overrunning clutch and control method thereof |
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| CN201910326112.9A CN109882525B (en) | 2019-04-23 | 2019-04-23 | Bidirectional controllable overrunning clutch and control method thereof |
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| CN112283264A (en) * | 2020-10-20 | 2021-01-29 | 深圳职业技术学院 | Bidirectional overrunning clutch |
| CN112469914A (en) * | 2020-10-27 | 2021-03-09 | 传孚科技（厦门）有限公司 | Clutch assembly |
| CN112657989A (en) * | 2020-12-04 | 2021-04-16 | 潘贤钧 | Automatic cleaning equipment for brake piston and cleaning method thereof |
| CN114787545A (en) * | 2019-07-15 | 2022-07-22 | 泰普科英普罗有限责任公司 | System and method for an improved valve stem coupling assembly for isolating torque loads from thrust loads |
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| CN109882525B (en) | 2024-06-18 |
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