CN106949171A - Clutch actuating mechanism and automatic clutch - Google Patents
Clutch actuating mechanism and automatic clutch Download PDFInfo
- Publication number
- CN106949171A CN106949171A CN201710371765.XA CN201710371765A CN106949171A CN 106949171 A CN106949171 A CN 106949171A CN 201710371765 A CN201710371765 A CN 201710371765A CN 106949171 A CN106949171 A CN 106949171A
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- China
- Prior art keywords
- clutch
- gear
- power assistant
- actuating mechanism
- screw rod
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/12—Details not specific to one of the before-mentioned types
- F16D25/14—Fluid pressure control
-
- 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
- F16D43/00—Automatic clutches
- F16D43/28—Automatic clutches actuated by fluid pressure
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The invention provides a kind of clutch actuating mechanism and automatic clutch, clutch actuating mechanism includes：Screw rod, nut and drive device；One end of screw rod is provided with first gear；Nut is connected with push rod, and nut is engaged with screw rod, and nut is with the rotation of screw rod along the axial movement of screw rod, and then driving push rod is moved；The output end of drive device is provided with second gear；Wherein, first gear is meshed with second gear, and the number of teeth of first gear is more than the number of teeth of second gear.The clutch actuating mechanism uses gear drive, and transmission efficiency can avoid the consumption of kinetic energy, so as to improve the transmission efficiency of kinetic energy, reduces the response time of clutch, and can be more accurate to the control of clutch；Further, since the number of teeth of first gear is more than the number of teeth of second gear, the velocity of rotation of screw rod, and the rotating torque needed for drive screw are significantly reduced, is easy to the separation of clutch so that the clutch actuating mechanism can meet clutch plate compared with large-scale vechicle.
Description
Technical field
The present invention relates to automatic clutch technical field, in particular to a kind of clutch actuating mechanism and it is automatic from
Clutch.
Background technology
At present, in the related art, the executing agency of automatic clutch mainly has using hydraulic pressure and electronic two kinds, hydraulic pressure drive
Dynamic automatic clutch system needs a set of hydraulic system such as electric-motor pump, fuel tank, valve body, system complex.Motor-driven clutch
Device executing agency using direct current generator as power source, the common structure that the rotary motion of motor is converted to linear motion,
Though simple in construction, transmission efficiency is low, causes the corresponding time long, and Motor torque is too small, is unfavorable for the separation of clutch, no
The larger vehicle of clutch plate can be met.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art or correlation technique.
Therefore, first purpose of the invention is to propose a kind of clutch actuating mechanism.
Second object of the present invention is to propose a kind of automatic clutch.
In view of this, according to first purpose of the present invention, the invention provides a kind of clutch actuating mechanism, for driving
The master cylinder of dynamic clutch, master cylinder includes push rod, and clutch actuating mechanism includes：Screw rod, nut and drive device；One end of screw rod
It is provided with first gear；Nut is connected with push rod, and nut is engaged with screw rod, and nut is with the rotation of screw rod along the axle of screw rod
To motion, and then driving push rod is moved；The output end of drive device is provided with second gear；Wherein, first gear and the second tooth
Wheel is meshed, and the number of teeth of first gear is more than the number of teeth of second gear.
Clutch actuating mechanism provided by the present invention, drive device drives the second tooth for being arranged on drive device output end
Wheel is rotated, so as to drive the first gear being meshed with second gear to rotate, because first gear is connected with screw rod, then when
First gear rotate when, screw rod is rotated with the rotation of first gear, meanwhile, nut and screw rod coordinate, and with push rod phase
Connection, then when screw rod is rotated, nut transports the axial movement with the rotation of screw rod along screw rod, and then driving push rod
It is dynamic, to realize the driving to clutch master cylinder；Because the clutch actuating mechanism uses gear drive, gear-driven efficiency is high,
The consumption of kinetic energy can be avoided, so as to improve the transmission efficiency of kinetic energy, the response time of clutch is reduced, and due to passing through tooth
Wheel transmission, without relative slip between first gear and second gear so that the control to clutch is more accurate；Further, since
The number of teeth of first gear is more than the number of teeth of second gear, significantly reduces the velocity of rotation of screw rod, and needed for drive screw
Rotating torque, is easy to the separation of clutch so that the clutch actuating mechanism can meet clutch plate compared with large-scale vechicle, and can increase
The separating force of clutch.
In addition, the clutch actuating mechanism described in the above-mentioned technical proposal that the present invention is provided can also have following add
Technical characteristic：
In the above-mentioned technical solutions, it is preferable that the clutch actuating mechanism also includes：Housing；Housing has cavity, driving
Device is connected with housing.
In the technical scheme, drive device is connected with housing, housing can fix drive device, it is to avoid driving dress
Put and operationally rock, and then the parts damages that transmission mechanism unbalance stress can be avoided and brought, the use longevity of product can be extended
Life；Meanwhile, can also avoid because drive device is rocked and caused by kinetic energy be lost in, and then transmission efficiency can be improved.
In any of the above-described technical scheme, it is preferable that the clutch actuating mechanism also includes：Enforceable shaft and power assistant arm；Help
Power axle is connected with housing；Power assistant arm is sheathed on Enforceable shaft, and power assistant arm can be rotated relative to Enforceable shaft；Power assistant arm one end and nut
Connection is rotated, the other end is connected with power assisting device.
In the technical scheme, Enforceable shaft is connected with housing, can fix Enforceable shaft in the housing, it is ensured that Enforceable shaft
Stability so that lifted product work when stationarity；Power assistant arm is sheathed on Enforceable shaft, and can be rotated relative to Enforceable shaft,
The radial load that power assistant arm is born will be undertaken by Enforceable shaft, then the rotation of power assistant arm will be more steady, so as to further carry
Rise stationarity during product work；When axial movement of the nut along screw rod, can be achieved that one end is connected with nut rotation helps
The arm of force is rotated, because the other end of power assistant arm is connected with power assisting device, then the rotation of power assistant arm will drive power assisting device
It is flexible, so as to realize the power-assisted effect of clutch separation；When the clutch is disengaged, power assisting device promotes axial direction of the nut along screw rod
Motion, the separation to clutch plays a driving role, and can further increase push rod separating force, so as to realize quick point of clutch
From；After clutch is closed, power assisting device and nut and screw rod are into vertical relation, no component axial to nut and screw rod, from
And realize the effect of lifting driving device service life.
In any of the above-described technical scheme, it is preferable that the clutch actuating mechanism also includes：Roller seat；Roller seat and spiral shell
Parent phase is connected, and first is provided with above roller seat raised；One end of power assistant arm is provided with U-shaped socket, and the first projection is embedded in U-shaped
In socket；Wherein, first is raised at least with a side wall that can be fitted with U-shaped socket.
In the technical scheme, the roller seat being connected with nut, the first projection set by its top is embedded in power-assisted
In U-shaped socket set by one end of arm, and first projection at least has a side wall that can be fitted with U-shaped socket.
So, first it is raised will be contacted with U-shaped socket using face by the way of connect, connected by the way of face is contacted and both added contact
Area, it is ensured that the stability of transmission, can reduce abrasion again, extend the service life of product.
In any of the above-described technical scheme, it is preferable that the power assisting device includes：Power assistant spring seat, power assistant spring and power-assisted
Spring housing；Power assistant spring seat is rotated with the other end of power assistant arm and is connected, and power assistant spring is arranged with power assistant spring seat；Power assistant spring
Set and power assistant spring seat clamping, power assistant spring is fixed on power assistant spring seat；Power assistant spring set is fixed on housing.
In the technical scheme, power assistant spring seat is rotated with the other end of power assistant arm and is connected, and is arranged on power assistant spring seat
There is power assistant spring, therefore, when power assistant arm is rotated, the power assistant spring on power assistant spring seat will be driven to stretch, clutch point is realized
From power-assisted effect, and then can realize makes clutch for clutch control more accurate, and significantly reduces the sound of clutch actuating mechanism
Between seasonable；Power assistant spring is fixed on power assistant spring seat by power assistant spring set, it is ensured that power assistant spring is because flexible by external force
Stationarity.
In any of the above-described technical scheme, it is preferable that the other end of power assistant arm is provided with semi-circular opening, power assistant spring seat
The connecting shaft for prolonging Enforceable shaft extension is provided with, connecting shaft is embedded in opening so that power assistant spring seat can be rotated relative to power assistant arm.
In the technical scheme, power assistant spring seat prolongs the connecting shaft of Enforceable shaft extension by being arranged on power assistant spring seat
It is embedded in the semi-circular opening set by the other end of power assistant arm so that power assistant spring seat can be rotated relative to power assistant arm.So, even
Spindle is connected by the way of being contacted with semi-circular opening using face, is connected by the way of face is contacted and is both added contact area,
The stability of transmission is ensure that, abrasion can be reduced again, extends the service life of product.
In any of the above-described technical scheme, it is preferable that power assistant arm is sheathed on Enforceable shaft by bushing.
In the technical scheme, power assistant arm is sheathed on Enforceable shaft by bushing, turned when power assistant arm is relative with Enforceable shaft
When dynamic, the frictional force produced by rotation can be acted on bushing, thus can be avoided by way of more resleeve power assistant arm with
The abrasion of Enforceable shaft operationally, due to the low cost of bushing, and then has reached cost-effective purpose.
In any of the above-described technical scheme, it is preferable that first gear is diametrically provided with the first pin-and-hole, the first alignment pin
It is connected through the first pin-and-hole with screw rod, to prevent that first gear from rotating relative to screw rod.
In the technical scheme, the first alignment pin makes first through first gear diametrically set the first pin-and-hole
Gear is connected with screw rod, to prevent that first gear from rotating relative to screw rod, it is achieved thereby that the steady transmission of first gear, and then
Stability during product work, and the fixed gear by the way of alignment pin are lifted, simple in construction, production cost is low.
In any of the above-described technical scheme, it is preferable that the two ends of screw rod are provided with clutch shaft bearing, clutch shaft bearing is connected in shell
In the clutch shaft bearing room of body；The two ends of second gear are provided with second bearing, and second bearing is connected in the second bearing room of housing
In.
In the technical scheme, clutch shaft bearing sets screw rod two ends and is connected in housing clutch shaft bearing room, is that screw rod is carried
For support force, to bear the gravity of screw rod.Second bearing sets second gear two ends and is connected in housing second bearing room, is
Second gear provides support force, to bear the gravity of second gear.Meanwhile, screw rod and second gear are produced when rotating to quiver
It is dynamic, it will be absorbed respectively by clutch shaft bearing and second bearing, so that stability when ensure that screw rod and second gear rotation.
In any of the above-described technical scheme, it is preferable that clutch shaft bearing is angular contact bearing；Second bearing is deep-groove ball axle
Hold.
In the technical scheme, clutch shaft bearing is angular contact bearing, and angular contact bearing is primarily subjected to radial load and fraction
Axial force, is mainly used in high accuracy, high-revolving transmission mechanism, so as to lift the stability and precision of product；Second bearing is
Deep groove ball bearing, deep groove ball bearing is simple in construction, low cost, convenient use, so as to improve product applicability, and reduces production
The cost of product.
In any of the above-described technical scheme, it is preferable that drive device is motor；In the output end and second gear of motor
It is polygonal second raised that radial section is provided with one, is set on another in the output end and second gear of motor
There is the groove being adapted with the second projection, power is transferred to the second tooth by the second raised and fit depressions to realize by motor
On wheel.
In the technical scheme, motor is the polygonal second projection and second by radial section set by its output end
Power, is transferred in second gear by set fit depressions with realizing on gear.Similarly, motor passes through its output end institute
Set groove to be engaged with set radial section in second gear for polygonal second projection, can also realize and transmit power
To second gear.Such a kind of drive, it is simple in construction, it is easy to process, so as to reach the purpose of reduction production cost.
In any of the above-described technical scheme, it is preferable that the clutch actuating mechanism also includes：Connecting rod, signal swing arm and
Potentiometer.One end of connecting rod is connected with nut, and the other end is connected with push rod, and connecting rod is provided with radial directions
Two pin-and-holes；Signal swing arm is connected by the second alignment pin with connecting rod；Wherein, the second alignment pin passed through and inserted after signal swing arm
In second pin-and-hole；Potentiometer is connected with signal swing arm, is rotated with the rotation of signal swing arm, to detect the position of nut.
In the technical scheme, first, nut is connected with push rod by connecting rod, so the axial direction when nut along screw rod
During motion, push rod can be driven to produce displacement by connecting rod, and then realization is automatically controlled to clutch；Secondly, the second positioning
Sell in the second pin-and-hole that insertion connecting rod is set in radial directions through after signal swing arm, signal swing arm is connected with connecting rod
Connect, so when nut by connecting rod drive push rod produce displacement while, also can band signal swing arm produce rotation, by potentiometer
Be connected with signal swing arm, potentiometer is rotated with the rotation of signal swing arm, to detect the position of nut so that realize to from
The precise control of conjunction.
According to second object of the present invention, the invention provides a kind of automatic clutch, including any technology as described above
Clutch actuating mechanism described in scheme, therefore, the automatic clutch have clutch as described above described in any technical scheme
Whole beneficial effects of executing agency.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 shows clutch actuating mechanism structural representation according to an embodiment of the invention；
Fig. 2 shows the partial structural diagram of clutch actuating mechanism according to an embodiment of the invention；
Fig. 3 shows the nut-screw structural representation of clutch actuating mechanism according to an embodiment of the invention；
Fig. 4 shows the partial structural diagram of clutch actuating mechanism according to another embodiment of the invention；
Wherein, the corresponding relation between references and component names of the Fig. 1 into Fig. 4 is：
102 push rods, 202 screw rods, 204 first gears, 2,042 first pin-and-holes, 206 clutch shaft bearings, 208 nuts, 210 drivings
Device, 212 second gears, 214 second bearings, 216 Enforceable shafts, 218 power assistant arms, 2182U type sockets, 2184 semi-circular openings,
220 roller seats, 2,202 first is raised, 222 power assistant springs seat, 224 power assistant springs, 226 connecting shafts, 228 power assistant spring sets, 230
Bushing, 232 connecting rods, 2,322 second pin-and-holes, 234 signal swing arms, 236 first alignment pins, 238 potentiometers, 240 second positioning
Pin.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description in order to fully understand the present invention, and still, the present invention may be used also
Implemented with being different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Clutch actuating mechanism described according to some embodiments of the invention and automatic clutch are described referring to Fig. 1 to Fig. 4
Device.
As shown in figure 1, the first aspect of the present invention embodiment proposes clutch actuating mechanism, for driving clutch
Master cylinder, master cylinder includes push rod 102, and clutch actuating mechanism includes：Screw rod 202, nut 208 and drive device 210；Screw rod 202
One end be provided with first gear 204；Nut 208 is connected with push rod 102, and nut 208 is engaged with screw rod 202, nut 208
With the rotation of screw rod 202 along the axial movement of screw rod 202, and then driving push rod 102 is moved；The output end of drive device 210
It is provided with second gear 212；Wherein, first gear 204 is meshed with second gear 212, and the number of teeth of first gear 204 is more than the
The number of teeth of two gears 212.
In this embodiment, drive device 210 drives the second gear 212 for being arranged on the output end of drive device 210 to rotate,
So as to drive the first gear 204 being meshed with second gear 212 to rotate, because first gear 204 is connected with screw rod 202,
So when first gear 204 is rotated, screw rod 202 is rotated with the rotation of first gear 204, meanwhile, nut 208 and spiral shell
Bar 202 coordinates, and is connected with push rod 102, then when screw rod 202 is rotated, nut 208 is by with the rotation of screw rod 202
Along the axial movement of screw rod 202, and then driving push rod 102 is moved, to realize the driving to clutch master cylinder.Due to the clutch
Device executing agency uses gear drive, and gear-driven efficiency is high, can avoid the consumption of kinetic energy, so as to improve the transmission effect of kinetic energy
Rate, reduces the response time of clutch, and due to by gear drive, nothing between first gear 204 and second gear 212
It is relative to slide so that the control to clutch is more accurate；Further, since the number of teeth of first gear 204 is more than second gear 212
The number of teeth, significantly reduce the rotating torque needed for the velocity of rotation of screw rod 202, and drive screw 202, be easy to clutch
Separation so that the clutch actuating mechanism can meet clutch plate compared with large-scale vechicle, and can increase the separating force of clutch.
In one embodiment of the invention, it is preferable that as shown in figure 1, the clutch actuating mechanism also includes：Housing；
Housing has cavity, and drive device 210 is connected with housing.
In this embodiment, drive device 210 is connected with housing, housing can fix drive device 210, it is to avoid drive
Dynamic device 210 is operationally rocked, and then the parts damages that can be avoided transmission mechanism unbalance stress and bring, and then can extend production
The service life of product.Meanwhile, can also avoid because drive device 210 is rocked and caused by kinetic energy be lost in, and then can improve transmission effect
Rate.
In one embodiment of the invention, it is preferable that as shown in Figure 1 and Figure 4, the clutch actuating mechanism also includes：
Enforceable shaft 216 and power assistant arm 218；Enforceable shaft 216 is connected with housing；Power assistant arm 218 is sheathed on Enforceable shaft 216, power assistant arm
218 can rotate relative to Enforceable shaft 216；The one end of power assistant arm 218 rotates with nut 208 and is connected, and the other end is connected with power assisting device.
In this embodiment, Enforceable shaft 216 is connected with housing, can fix Enforceable shaft 216 in the housing, it is ensured that help
The stability of power axle 216, so that stationarity when lifting product work；Power assistant arm 218 is sheathed on Enforceable shaft 216, and can phase
Enforceable shaft 216 is rotated, the radial load that power assistant arm 218 is born will be undertaken by Enforceable shaft 216, then the rotation of power assistant arm 218
Will be more steady, so that stationarity when further lifting product works；When axial movement of the nut 208 along screw rod 202
When, one end can be achieved and is rotated with the power assistant arm 218 that the rotation of nut 208 is connected, due to the other end and power assisting device of power assistant arm 218
It is connected, then the rotation of power assistant arm 218 will drive the flexible of power assisting device, so as to realize the power-assisted effect of clutch separation；
When the clutch is disengaged, power assisting device promotes axial movement of the nut 208 along screw rod 202, and the separation to clutch plays promotion work
With, and can further increase the separating force of push rod 102, so as to realize the quick separating of clutch.After clutch is closed, power-assisted dress
Put with nut 208 and screw rod 202 into vertical relation, to nut 208 and screw rod 202 axially without component, so as to realize that lifting is driven
The effect of the dynamic service life of device 210.
In one embodiment of the invention, it is preferable that as shown in figure 4, the clutch actuating mechanism also includes：Roller seat
220；Roller seat 220 is connected with nut 208, and the top of roller seat 220 is provided with the first projection 2202；The one of power assistant arm 218
End is provided with U-shaped socket 2182, and the first projection 2202 is embedded in U-shaped socket 2182；Wherein, the first projection 2202 at least has one
The individual side wall that can be fitted with U-shaped socket 2182.
In this embodiment, the roller seat 220 being connected with nut 208, the first projection 2202 set by its top
It is embedded in the U-shaped socket 2182 set by one end of power assistant arm 218, and first projection 2202 at least can be with U with one
The side wall that type socket 2182 fits.So, the first projection 2202 is connected by the way of being contacted with U-shaped socket 2182 using face,
Connected by the way of face is contacted and both add contact area, it is ensured that the stability of transmission, abrasion can be reduced again, extend product
Service life.
In one embodiment of the invention, it is preferable that as shown in figure 4, the power assisting device includes：Power assistant spring seat 222,
Power assistant spring 224 and power assistant spring set 228；Power assistant spring seat 222 is rotated with the other end of power assistant arm 218 and is connected, power assistant spring
Power assistant spring 224 is arranged with seat 222；Power assistant spring set 228 and power assistant spring 222 clampings of seat, power assistant spring 224 is fixed
In on power assistant spring seat 222；Power assistant spring set 228 is fixed on housing.
In this embodiment, power assistant spring seat 222 is rotated with the other end of power assistant arm 218 and is connected, and power assistant spring seat 222
On be arranged with power assistant spring 224, therefore, when power assistant arm 218 is rotated, will drive power assistant spring seat 222 on power assistant spring 224
It is flexible, realize the power-assisted effect of clutch separation, and then can realize makes clutch for clutch control more accurate, and significantly reduce from
The response time of clutch executing agency.Power assistant spring 224 is fixed on power assistant spring seat 222 by power assistant spring set 228, protected
Power assistant spring 224 is demonstrate,proved because of the stationarity stretched by external force.
In one embodiment of the invention, it is preferable that as shown in figure 4, the other end of power assistant arm 218 be provided with it is semi-circular
Opening 2184, power assistant spring seat 222 is provided with the connecting shaft 226 for prolonging the extension of Enforceable shaft 216, and connecting shaft 226 is embedded in opening, made
Obtaining power assistant spring seat 222 can rotate relative to power assistant arm 218.
In this embodiment, power assistant spring seat 222 prolongs the extension of Enforceable shaft 216 by being arranged on power assistant spring seat 222
Connecting shaft 226 is embedded in the semi-circular opening 2184 set by the other end of power assistant arm 218 so that power assistant spring seat 222 can phase
Power assistant arm 218 is rotated.So, connecting shaft 226 is connected by the way of being contacted with semi-circular opening 2184 using face, is connect using face
Tactile mode, which is connected, both adds contact area, it is ensured that the stability of transmission, and abrasion can be reduced again, extends the use year of product
Limit.
In one embodiment of the invention, it is preferable that helped as shown in figure 4, power assistant arm 218 is sheathed on by bushing 230
On power axle 216.
In this embodiment, power assistant arm 218 is sheathed on Enforceable shaft 216 by bushing 230, when power assistant arm 218 is with helping
When power axle 216 is relatively rotated, the frictional force produced by rotation can be acted on bushing 230, therefore more resleeve 230 can be passed through
Mode avoid power assistant arm 218 and the abrasion of Enforceable shaft 216 operationally, due to the low cost of bushing 230, and then reached section
The about purpose of cost.
In one embodiment of the invention, it is preferable that as shown in figure 3, first gear 204 is diametrically provided with first
Pin-and-hole 2042, the first alignment pin 236 is connected through the first pin-and-hole 2042 with screw rod 202, to prevent first gear 204 with respect to spiral shell
Bar 202 is rotated.
In this embodiment, the first alignment pin 236 is through diametrically set the first pin-and-hole of first gear 204
2042, first gear 204 is connected with screw rod 202, to prevent that first gear 204 from rotating relative to screw rod 202, it is achieved thereby that
The steady transmission of first gear 204, and then lift stability when product works.And by the way of alignment pin fixing tooth
Wheel, simple in construction, production cost is low.
In one embodiment of the invention, it is preferable that as shown in figures 1 and 3, the two ends of screw rod 202 are provided with first
Bearing 206, clutch shaft bearing 206 is connected in the Room of clutch shaft bearing 206 of housing；The two ends of second gear 212 are provided with the second axle
214 are held, second bearing 214 is connected in the Room of second bearing 214 of housing.
In this embodiment, clutch shaft bearing 206 sets the two ends of screw rod 202 and is connected in the Room of housing clutch shaft bearing 206, is
Screw rod 202 provides support force, to bear the gravity of screw rod 202.Second bearing 214 sets the two ends of second gear 212 and is connected in
It is that second gear 212 provides support force, to bear the gravity of second gear 212 in the Room of housing second bearing 214.Meanwhile, screw rod
202 vibrations produced when rotating with second gear 212, will be absorbed by clutch shaft bearing 206 and second bearing 214 respectively, from
And ensure that stability when screw rod 202 and second gear 212 are rotated.
In one embodiment of the invention, it is preferable that as shown in Figures 2 and 3, clutch shaft bearing 206 is angular contact bearing；
Second bearing 214 is deep groove ball bearing.
In this embodiment, clutch shaft bearing 206 is angular contact bearing, and angular contact bearing is primarily subjected to radial load and fraction
Axial force, is mainly used in high accuracy, high-revolving transmission mechanism, so as to lift the stability and precision of product.Second bearing 214
For deep groove ball bearing, deep groove ball bearing is simple in construction, and low cost, convenient use so as to improve product applicability, and is reduced
The cost of product.
In one embodiment of the invention, it is preferable that as shown in Figures 1 to 4, drive device 210 is motor；Motor
Radial section is provided with one in output end and second gear 212 raised for polygonal second, the output end of motor and
The groove being adapted with the second projection, the second raised and fit depressions, with reality are provided with another in second gear 212
Now power is transferred in second gear 212 by motor.
In this embodiment, motor is polygonal second raised and the second tooth by radial section set by its output end
Power, is transferred in second gear 212 by set fit depressions with realizing on wheel 212.Similarly, motor is exported by it
The set groove in end with second gear 212 set by radial section be engaged for polygonal second projection, can also realize by
Power is transferred in second gear 212.Such a kind of drive, it is simple in construction, it is easy to process, so as to reach reduction production cost
Purpose.
In one embodiment of the invention, it is preferable that as shown in Figures 1 to 4, the clutch actuating mechanism also includes：
Connecting rod 232, signal swing arm 234 and potentiometer 238；One end of connecting rod 232 is connected with nut 208, the other end and push rod
102 are connected, and connecting rod 232 is provided with the second pin-and-hole 2322 in radial directions；Signal swing arm 234 passes through the second alignment pin
240 are connected with connecting rod 232；Wherein, the second alignment pin 240 is inserted in the second pin-and-hole 2322 after passing through signal swing arm 234；Electricity
Position device 238 is connected with signal swing arm 234, is rotated with the rotation of signal swing arm 234, to detect the position of nut 208.
In this embodiment, first, nut 208 is connected with push rod 102 by connecting rod 232, so when the edge of nut 208
During the axial movement of screw rod 202, push rod 102 can be driven to produce displacement by connecting rod 232, and then realize to the automatic of clutch
Control；Secondly, the second alignment pin 240 passes through the second pin that insertion connecting rod 232 is set in radial directions after signal swing arm 234
In hole 2322, signal swing arm 234 is set to be connected with connecting rod 232, so when nut 208 passes through the drive push rod 102 of connecting rod 232
Produce displacement while, also can band signal swing arm 234 produce rotation, potentiometer 238 is connected with signal swing arm 234, makes electricity
Position device 238 is rotated with the rotation of signal swing arm 234, to detect the position of nut 208, so as to realize the accurate control to clutch
System.
The second aspect of the present invention embodiment provides a kind of automatic clutch, including as described in above-mentioned any embodiment
Clutch actuating mechanism, therefore, the automatic clutch have the complete of the clutch actuating mechanism as described in above-mentioned any embodiment
Portion's beneficial effect.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (13)
1. a kind of clutch actuating mechanism, for the master cylinder of driving clutch, the master cylinder includes push rod, it is characterised in that institute
Stating clutch actuating mechanism includes：
Screw rod, one end of the screw rod is provided with first gear；
Nut, the nut is connected with the push rod, and the nut is engaged with the screw rod, and the nut is with the screw rod
Rotation and along the axial movement of the screw rod, and then drive the pushrod movement；
Drive device, the output end of the drive device is provided with second gear；
Wherein, the first gear is meshed with the second gear, and the number of teeth of the first gear is more than the second gear
The number of teeth.
2. clutch actuating mechanism according to claim 1, it is characterised in that also include：Housing, the housing has chamber
Body, the drive device is connected with the housing.
3. clutch actuating mechanism according to claim 2, it is characterised in that also include：
Enforceable shaft, the Enforceable shaft is connected with the housing；
Power assistant arm, the power assistant arm is sheathed on the Enforceable shaft, and the power assistant arm can be rotated relative to the Enforceable shaft；
Described power assistant arm one end is connected with the nut rotation, and the other end is connected with power assisting device.
4. clutch actuating mechanism according to claim 3, it is characterised in that also include：
Roller seat, the roller seat is connected with the nut, first is provided with above the roller seat raised；
One end of the power assistant arm is provided with U-shaped socket, and first projection is embedded in the U-shaped socket；
Wherein, described first is raised at least with a side wall that can be fitted with the U-shaped socket.
5. clutch actuating mechanism according to claim 3, it is characterised in that the power assisting device includes：
Power assistant spring seat, is rotated with the other end of the power assistant arm and is connected, and power assistant spring is arranged with the power assistant spring seat；
Power assistant spring set, with power assistant spring seat clamping, the power assistant spring is fixed on the power assistant spring seat；
The power assistant spring set is fixed on the housing.
6. clutch actuating mechanism according to claim 5, it is characterised in that the other end of the power assistant arm is provided with half
Round opening, the power assistant spring seat is provided with the connecting shaft for prolonging the Enforceable shaft extension, and the connecting shaft is embedded in the opening
In so that the power assistant spring seat can be rotated relative to the power assistant arm.
7. clutch actuating mechanism according to claim 3, it is characterised in that the power assistant arm is sheathed on by bushing to be helped
On power axle.
8. clutch actuating mechanism according to claim 1, it is characterised in that the first gear is diametrically provided with
First pin-and-hole, the first alignment pin is connected through first pin-and-hole with the screw rod, to prevent the first gear with respect to institute
State screw rod rotation.
9. clutch actuating mechanism according to claim 1, it is characterised in that
The two ends of the screw rod are provided with clutch shaft bearing, and the clutch shaft bearing is connected in the clutch shaft bearing room of the housing；
The two ends of the second gear are provided with second bearing, and the second bearing is connected in the second bearing room of the housing
In.
10. clutch actuating mechanism according to claim 9, it is characterised in that
The clutch shaft bearing is angular contact bearing；
The second bearing is deep groove ball bearing.
11. clutch actuating mechanism according to any one of claim 1 to 10, it is characterised in that
The drive device is motor；
Radial section is provided with one in the output end of the motor and the second gear raised for polygonal second,
The groove being adapted with the second projection, described are provided with another in the output end of the motor and the second gear
Power, is transferred in the second gear by the two raised and fit depressions with realizing by the motor.
12. clutch actuating mechanism according to any one of claim 1 to 10, it is characterised in that also include：
Connecting rod, one end of the connecting rod is connected with the nut, and the other end is connected with the push rod, the connecting rod
The second pin-and-hole is provided with radial directions；
Signal swing arm, the signal swing arm is connected by the second alignment pin with the connecting rod；
Wherein, second alignment pin is inserted in second pin-and-hole after passing through the signal swing arm；
Potentiometer, the potentiometer is connected with the signal swing arm, is rotated with the rotation of the signal swing arm, to detect
State the position of nut.
13. a kind of automatic clutch, it is characterised in that performed including the clutch as any one of claim 1 to 12
Mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710371765.XA CN106949171A (en) | 2017-05-24 | 2017-05-24 | Clutch actuating mechanism and automatic clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710371765.XA CN106949171A (en) | 2017-05-24 | 2017-05-24 | Clutch actuating mechanism and automatic clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106949171A true CN106949171A (en) | 2017-07-14 |
Family
ID=59479967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710371765.XA Pending CN106949171A (en) | 2017-05-24 | 2017-05-24 | Clutch actuating mechanism and automatic clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106949171A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1426641A1 (en) * | 2002-12-05 | 2004-06-09 | Getrag Ford Transmissions GmbH | Clutch actuator device |
| CN1877156A (en) * | 2006-07-03 | 2006-12-13 | 重庆大学 | Automatic controller for vehicle clutch |
| JP2010190393A (en) * | 2009-02-20 | 2010-09-02 | Nsk Ltd | Actuator for clutch |
| CN102022457A (en) * | 2010-12-21 | 2011-04-20 | 浙江万里扬变速器股份有限公司 | Electro-hydraulic vehicle clutch automatic control mechanism |
| CN202674097U (en) * | 2012-05-25 | 2013-01-16 | 长城汽车股份有限公司 | Clutch control mechanism of automatic transmission |
| CN106678196A (en) * | 2016-07-26 | 2017-05-17 | 上海迪鲲机电科技有限公司 | Clutch executing mechanism based on spring boosting |
| CN207178514U (en) * | 2017-05-24 | 2018-04-03 | 浙江万里扬股份有限公司 | Clutch actuating mechanism and automatic clutch |
-
2017
- 2017-05-24 CN CN201710371765.XA patent/CN106949171A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1426641A1 (en) * | 2002-12-05 | 2004-06-09 | Getrag Ford Transmissions GmbH | Clutch actuator device |
| CN1877156A (en) * | 2006-07-03 | 2006-12-13 | 重庆大学 | Automatic controller for vehicle clutch |
| JP2010190393A (en) * | 2009-02-20 | 2010-09-02 | Nsk Ltd | Actuator for clutch |
| CN102022457A (en) * | 2010-12-21 | 2011-04-20 | 浙江万里扬变速器股份有限公司 | Electro-hydraulic vehicle clutch automatic control mechanism |
| CN202674097U (en) * | 2012-05-25 | 2013-01-16 | 长城汽车股份有限公司 | Clutch control mechanism of automatic transmission |
| CN106678196A (en) * | 2016-07-26 | 2017-05-17 | 上海迪鲲机电科技有限公司 | Clutch executing mechanism based on spring boosting |
| CN207178514U (en) * | 2017-05-24 | 2018-04-03 | 浙江万里扬股份有限公司 | Clutch actuating mechanism and automatic clutch |
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Application publication date: 20170714 |
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