CN108533638A - Automatic clutch operating mechanism - Google Patents
Automatic clutch operating mechanism Download PDFInfo
- Publication number
- CN108533638A CN108533638A CN201810323705.5A CN201810323705A CN108533638A CN 108533638 A CN108533638 A CN 108533638A CN 201810323705 A CN201810323705 A CN 201810323705A CN 108533638 A CN108533638 A CN 108533638A
- Authority
- CN
- China
- Prior art keywords
- clutch
- hydraulic cylinder
- rocker
- piston rod
- cylinder piston
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- F16D48/00—External control of clutches
- F16D48/02—Control 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)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The present invention relates to a kind of automatic clutch operating mechanisms, control hydraulic cylinder piston rod stretching makes push jack that secondary-rocker be pushed to drive the rotation of clutch rocker arm shaft after controller receives separation signal, controller, which receives control hydraulic cylinder piston rod retraction after engagement signal, enables resetting spring that clutch rocker arm shaft to be driven to reset, and movable sleeve moves and not sliding active bar along motion bar when hydraulic cylinder piston rod moves;Motion bar pull-up movable sleeve makes master rocker drive the rotation of clutch rocker arm shaft when operating clutch pedal, and resetting spring drives clutch rocker arm shaft to reset when releasing the clutch pedal, and secondary-rocker empty set moves on extension rod when clutch pedal moves;Controller by real-time hydraulic cylinder piston rod position control hydraulic cylinder piston rod stretch out in place, retract in place and retraction speed.The pedal clutch and fluid pressure type automatic clutch of the mechanism, which respectively work independently, to be independent of each other, and improves ride comfort when clutch engagement.
Description
Technical field
The invention belongs to vehicular fields, and in particular to a kind of automatic clutch operating mechanism.
Background technology
With fluid pressure type automatic clutch maturation and it is universal, some vehicles can be added on the basis of traditional pedal clutch
Fluid pressure type automatic clutch, some vehicles, e.g., tractor, lorry etc., it is still desirable to use pedal clutch, therefore can adopt simultaneously
With fluid pressure type automatic clutch and pedal clutch, the occasion for the fluid pressure type automatic clutch being either transformed by pedal clutch, still
The occasion that fluid pressure type automatic clutch and pedal clutch share, all has the following problems:Fluid pressure type automatic clutch and pedal clutch are total
With a clutch rocker arm shaft and resetting spring, the rotation of clutch rocker arm shaft realizes that separation, clutch rocker arm shaft are resetted by resetting spring
Realize that engagement, fluid pressure type automatic clutch and pedal clutch when driving the rotation of clutch rocker arm shaft, can interfere with each other between the two, from
And the normal operating of driver is influenced, and both there are problems that engaging irregularity, when shift, will appear serious
Frustrate sense.
Invention content
The object of the present invention is to provide a kind of automatic clutch operating mechanism, the pedal clutch and fluid pressure type of the mechanism are automatic
Clutch respectively works independently and is independent of each other, and improves ride comfort when clutch engagement.
The technical solution adopted in the present invention is:
A kind of automatic clutch operating mechanism, including controller, to controller send separation/engagement signal manipulation open
Pass, hydraulic cylinder detect the displacement sensor of hydraulic cylinder piston rod real time position, clutch pedal, are connect with clutch pedal
Motion bar, the movable sleeve being sleeved on motion bar, one end and the hinged master rocker of movable sleeve, with the fixed extension of hydraulic cylinder piston rod
Bar and push jack, one end are sleeved on the secondary-rocker on extension rod, and the other end of master rocker and secondary-rocker is fixed with clutch rocker arm shaft;Control
Control hydraulic cylinder piston rod stretching makes push jack that secondary-rocker be pushed to drive the rotation of clutch rocker arm shaft, control after device processed receives separation signal
Control hydraulic cylinder piston rod retraction enables resetting spring that clutch rocker arm shaft to be driven to reset after device receives engagement signal, hydraulic cylinder piston
Movable sleeve moves and not sliding active bar along motion bar when bar moves;Motion bar pull-up movable sleeve makes master when operating clutch pedal
Rocking arm drives the rotation of clutch rocker arm shaft, and resetting spring drives clutch rocker arm shaft to reset when releasing the clutch pedal, clutch pedal
Secondary-rocker empty set moves on extension rod when movement;Controller controls hydraulic cylinder piston rod by real-time hydraulic cylinder piston rod position
Stretch out in place, retract in place and retraction speed.
Further, displacement-rate pattern is prestored in controller, displacement-rate pattern includes hydraulic cylinder piston everywhere
The corresponding retraction speed that can reduce joint impact degree in bar position, controller obtain behind real-time hydraulic cylinder piston rod position according to position
Corresponding retraction speed controls hydraulic cylinder piston rod in shifting-rate pattern.
Further, the switching that controller is extended and retracted by solenoid directional control valve realization hydraulic cylinder piston rod, passes through ratio
Example flow valve realizes the control of retraction speed.
Further, the spring of compression is set on extension rod between push jack and secondary-rocker, push jack and secondary-rocker are at least logical
Cross spring mediate contact.
Further, be set with steel ball on extension rod between push jack and secondary-rocker, secondary-rocker is equipped with bellmouth, steel ball with
Bellmouth contacts.
Further, the spring, gasket and steel ball of compression are set on extension rod between push jack and secondary-rocker, on secondary-rocker
Equipped with bellmouth, steel ball is contacted with bellmouth, and gasket is stuck between spring and steel ball.
Further, enlarged slot is equipped in the middle part of movable sleeve, motion bar bottom end is stretched into after passing through at the top of movable sleeve in enlarged slot,
Motion bar bottom end is equipped with block, and block makes motion bar not fall out enlarged slot, and enlarged slot is opposite when hydraulic cylinder piston rod moves
Block moves, and motion bar pulls up movable sleeve by block when operating clutch pedal.
Further, the one end of movable sleeve far from motion bar is connected with u shaped connector, and master rocker is hinged on the U-shaped of u shaped connector
In slot.
Further, displacement sensor is fixed on by sensor stand on hydraulic cylinder, the measuring rod of displacement sensor with
Push jack is connected and fixed.
Further, hydraulic cylinder is mounted on by hydraulic cylinder base on automobile chassis.
The beneficial effects of the invention are as follows:
The pedal clutch and fluid pressure type automatic clutch of the mechanism, which respectively work independently, to be independent of each other --- it is connect with master rocker
Motion bar and movable sleeve ensure that hydraulic cylinder can not drive clutch pedal, i.e., fluid pressure type automatic clutch do not interfere with ride from
It closes, secondary-rocker, which is sleeved on, ensure that the action of clutch pedal will not interfere hydraulic cylinder, i.e. pedal clutch not to interfere on extension rod
Fluid pressure type automatic clutch;Be suitble to the fluid pressure type automatic clutch being transformed by pedal clutch occasion and fluid pressure type automatic clutch and
The shared occasion of pedal clutch.
Since the retraction speed of hydraulic cylinder piston rod is controllable, clutch can be reduced by controlling retraction speed
The shock extent generated is engaged, ride comfort when clutch engagement is improved.
Description of the drawings
Fig. 1 is the structural schematic diagram (not including controller, clutch pedal and resetting spring) of the embodiment of the present invention.
Fig. 2 is hydraulic cylinder in the embodiment of the present invention, displacement sensor, sensor stand, push jack, extension rod, spring, pad
The scheme of installation of piece, steel ball and secondary-rocker.
Fig. 3 is the installation signal of motion bar in the embodiment of the present invention, movable sleeve, u shaped connector, master rocker and clutch rocker arm shaft
Figure.
In figure:1- hydraulic cylinder bases;2- hydraulic cylinders;3- push jacks;4- springs;5- gaskets;6- steel balls;7- extension rods;8- pairs
Rocking arm;9- sensor stands;10- displacement sensors;11- master rockers;12- movable sleeves;13- motion bars;14- clutch rocker arm shafts;
15-U type joints.
Specific implementation mode
The present invention is further illustrated with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of automatic clutch operating mechanism, including controller, to controller send separation/engagement signal
Manipulation switch (general manipulations switch is all in driver's cabin), (in the present embodiment, hydraulic cylinder 2 passes through liquid to hydraulic cylinder 2
Cylinder pressure pedestal 1 be mounted on automobile chassis on), detection 2 piston rod real time position of hydraulic cylinder displacement sensor 10, clutch step on
Plate, the motion bar 13 being connect with clutch pedal, the movable sleeve 12 being sleeved on motion bar 13, one end and the hinged master of movable sleeve 12
Rocking arm 11 is sleeved on the secondary-rocker 8 on extension rod 7, master rocker with the fixed extension rod 7 of 2 piston rod of hydraulic cylinder and push jack 3, one end
11 and secondary-rocker 8 the other end with clutch rocker arm shaft 14 fix;Controller controls 2 piston rod of hydraulic cylinder after receiving separation signal
Stretching makes push jack 3 push secondary-rocker 8 that clutch rocker arm shaft 14 is driven to rotate, and control hydraulic cylinder 2 is lived after controller receives engagement signal
Stopper rod retraction enables resetting spring that clutch rocker arm shaft 14 to be driven to reset, and movable sleeve 12 is along motion bar when 2 piston rod movement of hydraulic cylinder
13 movements and not sliding active bar 13;Motion bar 13, which pulls up movable sleeve 12, when operating clutch pedal makes master rocker 11 drive clutch
Rocker arm shaft 14 rotates, and resetting spring drives clutch rocker arm shaft 14 to reset when releasing the clutch pedal, pair when clutch pedal moves
8 empty set of rocking arm moves on extension rod 7;Controller controls 2 piston rod of hydraulic cylinder by 2 piston rod position of real-time hydraulic cylinder and stretches out
In place, it retracts in place and retraction speed.
The pedal clutch and fluid pressure type automatic clutch of the mechanism, which respectively work independently, to be independent of each other --- connect with master rocker 11
The motion bar 13 and movable sleeve 12 connect ensure that hydraulic cylinder 2 can not drive clutch pedal, i.e. fluid pressure type automatic clutch will not shadow
Ring pedal clutch, secondary-rocker 8, which is sleeved on, ensure that the action of clutch pedal will not interfere hydraulic cylinder 2 on extension rod 7, that is, ride from
Conjunction does not interfere with fluid pressure type automatic clutch;It is suitble to the occasion and fluid pressure type of the fluid pressure type automatic clutch being transformed by pedal clutch
The occasion that automatic clutch and pedal clutch share.
Since the retraction speed of 2 piston rod of hydraulic cylinder is controllable, clutch can be reduced by controlling retraction speed
The shock extent that device engagement generates improves ride comfort when clutch engagement.
In the present embodiment, displacement-rate pattern is prestored in controller, displacement-rate pattern includes hydraulic cylinder 2 everywhere
The corresponding retraction speed that can reduce joint impact degree of piston rod position, after controller obtains 2 piston rod position of real-time hydraulic cylinder
2 piston rod of hydraulic cylinder is controlled according to corresponding retraction speed in displacement-rate pattern.By the experiment of early period or simulate in place
Shifting-rate pattern, it is not necessary to add the extra sensor such as force snesor, you can obtain rational retraction speed, response is fast.
In the present embodiment, the switching that controller is extended and retracted by solenoid directional control valve realization 2 piston rod of hydraulic cylinder, leads to
Cross the control that proportional flow control valve realizes retraction speed.It is the control that comparative maturity is stablized using solenoid directional control valve and proportional flow control valve
Method.
As depicted in figs. 1 and 2, in the present embodiment, the bullet of compression is set on extension rod 7 between push jack 3 and secondary-rocker 8
Spring 4, gasket 5 and steel ball 6, secondary-rocker 8 are equipped with bellmouth, and steel ball 6 is contacted with bellmouth, and gasket 5 is stuck in spring 4 and steel ball 6
Between.Stiffness equivalent between push jack 3 and secondary-rocker 8 to suitable range can be improved ride comfort when engagement by spring 4, compared with
Mutation is lacked;Steel ball 6 is contacted with bellmouth pushes secondary-rocker 8, increases contact area and the uniformity of contact, improves use
Service life.
As shown in figures 1 and 3, in the present embodiment, 12 middle part of movable sleeve is equipped with enlarged slot, and 13 bottom end of motion bar, which passes through, lives
Dynamic set stretches into behind 12 top in enlarged slot, and 13 bottom end of motion bar is equipped with block, and block makes motion bar 13 not fall out enlarged slot,
Enlarged slot is moved with respect to block when 2 piston rod movement of hydraulic cylinder, and motion bar 13 is pulled up by block and lived when operating clutch pedal
Dynamic set 12.Motion bar 13 and movable sleeve 12 are arranged enlarged slot and block, ensure that motion bar 13 on the basis of mutual socket
Stretchy movable sleeve 12, and when 12 upward sliding of movable sleeve will not sliding active bar 13, thus hydraulic cylinder 2 can not drive clutch
Pedal.
As shown in figures 1 and 3, in the present embodiment, the one end of movable sleeve 12 far from motion bar 13 is connected with u shaped connector
15, master rocker 11 is hinged in the U-type groove of u shaped connector 15.Master rocker 11 and movable sleeve 12 are hinged by u shaped connector 15,
It can ensure that the active force of master rocker 11 is applied on the axial centre face of movable sleeve 12.
As depicted in figs. 1 and 2, in the present embodiment, displacement sensor 10 is fixed on hydraulic cylinder 2 by sensor stand 9
On, measuring rod and the push jack 3 of displacement sensor 10 are connected and fixed.The ontology and measuring rod of displacement sensor 10 respectively with hydraulic cylinder
2 and push jack 3 fix, measure will not by hydraulic cylinder 2 shake be influenced, Measurement reliability is good.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (10)
1. a kind of automatic clutch operating mechanism, it is characterised in that:Separation/engagement signal is sent including controller, to controller
Manipulation switch, hydraulic cylinder, detect the displacement sensor of hydraulic cylinder piston rod real time position, clutch pedal, stepped on clutch
The hinged master rocker of the motion bar of plate connection, movable sleeve, one end and the movable sleeve being sleeved on motion bar is consolidated with hydraulic cylinder piston rod
Fixed extension rod and push jack, one end are sleeved on the secondary-rocker on extension rod, the other end of master rocker and secondary-rocker with clutch rocking arm
Axis is fixed;Control hydraulic cylinder piston rod stretching makes push jack that secondary-rocker be pushed to drive clutch rocker arm shaft after controller receives separation signal
Rotation, controller, which receives control hydraulic cylinder piston rod retraction after engagement signal, enables resetting spring that clutch rocker arm shaft to be driven to reset,
Movable sleeve moves and not sliding active bar along motion bar when hydraulic cylinder piston rod moves;Motion bar pulls up when operating clutch pedal
Movable sleeve makes master rocker drive the rotation of clutch rocker arm shaft, and resetting spring drives clutch rocker arm shaft to reset when releasing the clutch pedal,
Secondary-rocker empty set moves on extension rod when clutch pedal moves;Controller controls liquid by real-time hydraulic cylinder piston rod position
Pressure cylinder piston bar stretch out in place, retract in place and retraction speed.
2. automatic clutch operating mechanism as described in claim 1, it is characterised in that:Displacement-speed is prestored in controller
Model, displacement-rate pattern include the corresponding retraction speed that can reduce joint impact degree in hydraulic cylinder piston rod position everywhere, control
Device processed obtains controlling hydraulic cylinder piston according to corresponding retraction speed in displacement-rate pattern behind real-time hydraulic cylinder piston rod position
Bar.
3. automatic clutch operating mechanism as described in claim 1, it is characterised in that:Controller is realized by solenoid directional control valve
The control of retraction speed is realized in the switching that hydraulic cylinder piston rod extends and retracts by proportional flow control valve.
4. automatic clutch operating mechanism as described in claim 1, it is characterised in that:On extension rod between push jack and secondary-rocker
The spring of compression, push jack and secondary-rocker are set at least through spring mediate contact.
5. automatic clutch operating mechanism as described in claim 1, it is characterised in that:On extension rod between push jack and secondary-rocker
It is set with steel ball, secondary-rocker is equipped with bellmouth, and steel ball is contacted with bellmouth.
6. automatic clutch operating mechanism as described in claim 1, it is characterised in that:On extension rod between push jack and secondary-rocker
It is set with the spring, gasket and steel ball of compression, secondary-rocker is equipped with bellmouth, and steel ball is contacted with bellmouth, and gasket is stuck in spring
Between steel ball.
7. automatic clutch operating mechanism as described in claim 1, it is characterised in that:Enlarged slot is equipped in the middle part of movable sleeve, it is living
Lever bottom end is stretched into after passing through at the top of movable sleeve in enlarged slot, and motion bar bottom end is equipped with block, and block makes motion bar not take off
Go out enlarged slot, enlarged slot is moved with respect to block when hydraulic cylinder piston rod moves, and motion bar passes through block when operating clutch pedal
Pull up movable sleeve.
8. automatic clutch operating mechanism as described in claim 1, it is characterised in that:The one end of movable sleeve far from motion bar connects
It is connected to u shaped connector, master rocker is hinged in the U-type groove of u shaped connector.
9. automatic clutch operating mechanism as described in claim 1, it is characterised in that:Displacement sensor passes through sensor stand
It is fixed on hydraulic cylinder, measuring rod and the push jack of displacement sensor are connected and fixed.
10. automatic clutch operating mechanism as described in claim 1, it is characterised in that:Hydraulic cylinder is pacified by hydraulic cylinder base
On automobile chassis.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810323705.5A CN108533638B (en) | 2018-04-11 | 2018-04-11 | Automatic clutch operating mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810323705.5A CN108533638B (en) | 2018-04-11 | 2018-04-11 | Automatic clutch operating mechanism |
Publications (2)
Publication Number | Publication Date |
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CN108533638A true CN108533638A (en) | 2018-09-14 |
CN108533638B CN108533638B (en) | 2019-10-01 |
Family
ID=63480714
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Application Number | Title | Priority Date | Filing Date |
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CN201810323705.5A Expired - Fee Related CN108533638B (en) | 2018-04-11 | 2018-04-11 | Automatic clutch operating mechanism |
Country Status (1)
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CN (1) | CN108533638B (en) |
Citations (14)
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CN200945924Y (en) * | 2006-06-21 | 2007-09-12 | 韩群山 | Motorcycle clutch control device |
CN201137653Y (en) * | 2007-11-22 | 2008-10-22 | 吉林大学 | Pneumatic liquid-control type clutch automatic control device |
CN201240485Y (en) * | 2008-07-26 | 2009-05-20 | 王熙波 | Manual and automatic integrated clutch of motorcycle |
CN201626308U (en) * | 2010-03-15 | 2010-11-10 | 山东时风(集团)有限责任公司 | Motor vehicle clutch power assisting device |
CN101893044A (en) * | 2010-07-21 | 2010-11-24 | 吉林大学 | Pneumatic, manual and automatic integrated clutch control system |
CN202463578U (en) * | 2012-01-15 | 2012-10-03 | 福田雷沃国际重工股份有限公司 | Hydraumatic-power-assisted tractor clutch controlling mechanism |
CN102797768A (en) * | 2012-08-27 | 2012-11-28 | 安徽江淮汽车股份有限公司 | Hydraulic clutch executing mechanism of AMT (automatic mechanical transmission) |
CN102979835A (en) * | 2012-11-23 | 2013-03-20 | 武汉理工通宇新源动力有限公司 | Driving device of double-mode clutch |
CN103129379A (en) * | 2013-01-31 | 2013-06-05 | 杨勇 | Device for controlling clutch pedal to be separated and combined automatically by using engine oil pressure |
CN204371986U (en) * | 2014-12-31 | 2015-06-03 | 于潇哲 | A kind of semi-automatic clutch |
CN204755652U (en) * | 2015-06-29 | 2015-11-11 | 陈洪波 | Automatic wheeling unit of fluid pressure type |
CN206754226U (en) * | 2017-05-27 | 2017-12-15 | 河南瑞创通用机械制造有限公司 | A kind of body clutch operating device with power-assisted |
CN107676474A (en) * | 2017-11-27 | 2018-02-09 | 潍坊职业学院 | A kind of two-way function cable type speed-changer operation device |
CN207064516U (en) * | 2017-07-24 | 2018-03-02 | 山东潍坊鲁中拖拉机有限公司 | Tractor electric control clutch |
-
2018
- 2018-04-11 CN CN201810323705.5A patent/CN108533638B/en not_active Expired - Fee Related
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN200945924Y (en) * | 2006-06-21 | 2007-09-12 | 韩群山 | Motorcycle clutch control device |
CN201137653Y (en) * | 2007-11-22 | 2008-10-22 | 吉林大学 | Pneumatic liquid-control type clutch automatic control device |
CN201240485Y (en) * | 2008-07-26 | 2009-05-20 | 王熙波 | Manual and automatic integrated clutch of motorcycle |
CN201626308U (en) * | 2010-03-15 | 2010-11-10 | 山东时风(集团)有限责任公司 | Motor vehicle clutch power assisting device |
CN101893044A (en) * | 2010-07-21 | 2010-11-24 | 吉林大学 | Pneumatic, manual and automatic integrated clutch control system |
CN202463578U (en) * | 2012-01-15 | 2012-10-03 | 福田雷沃国际重工股份有限公司 | Hydraumatic-power-assisted tractor clutch controlling mechanism |
CN102797768A (en) * | 2012-08-27 | 2012-11-28 | 安徽江淮汽车股份有限公司 | Hydraulic clutch executing mechanism of AMT (automatic mechanical transmission) |
CN102979835A (en) * | 2012-11-23 | 2013-03-20 | 武汉理工通宇新源动力有限公司 | Driving device of double-mode clutch |
CN103129379A (en) * | 2013-01-31 | 2013-06-05 | 杨勇 | Device for controlling clutch pedal to be separated and combined automatically by using engine oil pressure |
CN204371986U (en) * | 2014-12-31 | 2015-06-03 | 于潇哲 | A kind of semi-automatic clutch |
CN204755652U (en) * | 2015-06-29 | 2015-11-11 | 陈洪波 | Automatic wheeling unit of fluid pressure type |
CN206754226U (en) * | 2017-05-27 | 2017-12-15 | 河南瑞创通用机械制造有限公司 | A kind of body clutch operating device with power-assisted |
CN207064516U (en) * | 2017-07-24 | 2018-03-02 | 山东潍坊鲁中拖拉机有限公司 | Tractor electric control clutch |
CN107676474A (en) * | 2017-11-27 | 2018-02-09 | 潍坊职业学院 | A kind of two-way function cable type speed-changer operation device |
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Granted publication date: 20191001 Termination date: 20200411 |