CN204985423U - Automobile -used power compensation clutch - Google Patents
Automobile -used power compensation clutch Download PDFInfo
- Publication number
- CN204985423U CN204985423U CN201520716993.2U CN201520716993U CN204985423U CN 204985423 U CN204985423 U CN 204985423U CN 201520716993 U CN201520716993 U CN 201520716993U CN 204985423 U CN204985423 U CN 204985423U
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- CN
- China
- Prior art keywords
- clutch
- magnetic powder
- powder clutch
- magnetic
- dry
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- Withdrawn - After Issue
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The utility model discloses an automobile -used power compensation clutch compensates the clutch by the power that magnetic particle clutch and dry type clutch combine to form. The magnetic forms the magnetic chain under excitation current, the principle of transmitting the moment of torsion through cutting magnetic chain combines dry type clutch's theory of operation to come the double clutch of substituting traditional automobile -used wet friction chip architecture. The effect of utilizing the shearing magnetic chain under the galvanomagnetic effect is accomplished magnetic particle clutch's moment of torsion transmission and is realized the power compensation, and clutch work and unoperated state's switching is realized to the theory of operation that utilizes dry type clutch. Utilize the sub - clutch excitation current's of magnetic the linear switching process of accomplishing magnetic particle clutch transmission moment of torsion and dry type clutch operating condition with linear reduction that increases. More traditional wet -type of automobile -used power compensation clutch and dry -type double clutch have that response speed is fast, nos impact, noiselessness, pollution -free, anti sliding friction time are longer, control and change the realization.
Description
Technical field
The utility model patent belongs to automobile automatic gear technical field, and particularly a kind of power train in vehicle application combined with dry type clutch by magnetic powder clutch compensates clutch.
Background technique
The research the earliest of dual-clutch transmission (DCT) starts from 1938, the dual-clutch transmission product of first production in enormous quantities is the DQ250 product of germany volkswagen, and dual-clutch transmission becomes the target of main car load factory and speed changer supplier favor both at home and abroad.The functional realiey of dual-clutch transmission will based on double clutch, and therefore double clutch becomes the key components and parts of dual-clutch transmission research.
Current double clutch comprises two kinds of forms, is a kind ofly the double clutch of the Wet-type friction slice taking Borgwarner as representative and take LUK as the double clutch of dry type friction plate of representative.
To be wet-type dual-clutch or dry dual clutch be all, and two sub-clutches control separately odd number gear gear and the even number gear gear of double clutch, and the moment of torsion of two sub-clutches switches the switching realizing odd number gear gear and even number gear working gear.
Wet-type dual-clutch adopts multidisc oil cooling but friction plate, promotes pressing plate make Wet-type friction slice with the combination of friction lining board progressively from the sliding transmission combining realize moment of torsion completely that rubs by oil hydraulic cylinder.By controlling promotion pressure and the pressure change of the pressing plate of two sub-clutches, realize the switching of two sub-clutch transmission torques.
Dry dual clutch adopts dry type friction plate, promotes diaphragm spring realize active friction plate and driven friction combines completely from sliding rubbing by motor-driven separator levers.Being carried in pressure on diaphragm spring and pressure change by controlling separator levers, realizing the switching of two sub-clutch transmission torques.
That wet-type dual-clutch or dry dual clutch all have antiskid to rub the shortcoming of ability, control bad very easily cause vehicle working condition switch under impact, affect the travelling comfort that vehicle travels, it is same that because antiskid rubs, ability very easily causes double clutch operating temperature too high and enters fault state, it is same that because antiskid rubs, ability makes vehicle cannot be transmitted by clutch slipping after engine power offsets vehicle in ramp parking to slip like this, and the ramp parking of vehicle can only be realized by systems such as electronic parkings, and frequently to start to walk in ramp and ramp operating mode driving of creeping very easily occurs because the sliding clutch temp that causes of rubbing is too high, clutch heat fade failure and burnout.
No matter that the control of wet-type dual-clutch or dry dual clutch moment of torsion in clutch cohesive process presents nonlinear characteristic, this makes the control more complicated of traditional wet-type dual-clutch and dry dual clutch, the change of the vehicle drive that the clutch characteristics difference that the wearing and tearing of friction plate bring in double clutch using process causes is larger, very easily causes the impact of Vehicle Shifting.
That the mechanical actuation device that the fluid pressure drive device that relates to of wet clutch or dry clutch relate to is all comparatively complicated, manufacture cost is also higher, makes the automatic transmission product based on these two kinds of traditional double clutches current be only limitted to use in medium-to-high grade vehicle.
Model utility content
The utility model patent is to be solved is that the power train in vehicle application proposing a kind of novel working principle compensates the design proposal of clutch, solve traditional vehicle double clutch manufacture cost high, control the problem that difficulty is large, antiskid rubs ability.
For solving the problems of the technologies described above, the technical solution of the utility model is, a kind of power train in vehicle application compensates clutch, comprise magnetic powder clutch and dry clutch, described magnetic powder clutch comprises magnetic powder clutch starter receiver, magnetic powder clutch driving link, magnetic, magnetic powder clutch field coil, magnetic powder clutch driven member and magnetic powder clutch are for electric slip ring, described magnetic powder clutch starter receiver embeds magnetic powder clutch driving link, magnetic powder clutch driven member is connected to magnetic powder clutch driving link by bearing, the cavity of magnetic powder clutch driving link and magnetic powder clutch driven member centre has magnetic, magnetic powder clutch field coil is fixed on magnetic powder clutch driving link inwall, interference fit squeeze flow is passed through to magnetic powder clutch driving link for electric slip ring, dry clutch comprises dry clutch driven disc, dry clutch platen and diaphragm spring, driven disc is pressed on magnetic powder clutch outside by dry clutch platen, diaphragm spring spring is arranged in platen, magnetic powder clutch driving link and dry clutch platen are bolted, engine start gear ring is bushed on magnetic powder clutch driving link, the splined output shaft of magnetic powder clutch driven member and dry clutch driven disc arranges with one heart and does not link mutually, magnetic powder clutch driven member connects power compensation axle and the transmission input shaft of speed changer simultaneously successively, magnetic powder clutch driving link is directly connected with the bent axle of motor by bolt.
The utility model is combined by the sub-clutch of single magnetic and dry clutch, utilizes field current break-make to control to realize the switching of the sub-clutch work of this magnetic and off working state; Utilize dry clutch to adopt dry type friction plate during gearshift, promote diaphragm spring by motor-driven separator levers and realize active friction plate and driven friction, combine completely from sliding rubbing, and realize shifting by power shifted speed.Power compensation during gearshift under field current, forms magnetic chain by magnetic powder clutch, by cutting magnetic chain, magnetic powder clutch driven member is rotated with transmitting torque with magnetic powder clutch driving link, controlled the working state of the sub-clutch of magnetic by the break-make controlling magnetic clutch field current.Rub ability by force because magnetic powder clutch has possessed antiskid, and output torque characteristic and field current are substantially linear, just can be realized transmission and the cut-out of moment of torsion by the break-make controlling electric current.
Power compensation clutch technique effect of the present utility model is, utilize the working principle that magnetic powder clutch combines with dry clutch, the power compensation that wherein magnetic powder clutch has been responsible in dry clutch separation process shift process exports, and dry clutch completes the Power output of vehicle under gear state.Relatively traditional double clutch eliminates complicated clutch fluid hydraulic driver and mechanical actuation device, therefore the utility model patent is adopted to make dual clutch mechanism structure more simple, control more simple, manufacture cost is lower, antiskid ability of rubbing is stronger, longer service life, reduces vehicle shift to greatest extent and impacts, can improve driving comfortability and the Security of vehicle.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation with the matching used speed changer of the utility model clutch;
Wherein, 1 is magnetic powder clutch, 2 is front case, 3 is dry clutch, 4 is dry clutch splined shaft, 5 is spline shaft gear, 6 is engaging and disengaging gear, 7 is power compensation input shaft gear, 8 is power compensation input shaft, 9 is transmission input shaft gear, 10 is middle tank shell, 11 is transmission output shaft gear, 12 is automatic mechanical transmission choosing/gearshift, 13 is transition axis first gear, 14 is power compensation jack shaft first gear, 15 is transition axis, 16 is transition axis second gear, 17 is power compensation jack shaft, 18 is power compensation jack shaft second gear, 21 is engine start gear ring, 22 is magnetic powder clutch driving link, 23 is magnetic, 24 is magnetic powder clutch field coil, 25 is magnetic powder clutch driven member, 26 is magnetic powder clutch conductive hoop, 27 is clutch driven plate, 28 is clutch compressing disc, 29 is diaphragm spring, 30 is bolt.
Embodiment
See Fig. 1, the utility model clutch comprises magnetic powder clutch and dry clutch, magnetic powder clutch comprises magnetic powder clutch starter receiver, magnetic powder clutch driving link, magnetic, magnetic powder clutch field coil, magnetic powder clutch driven member and magnetic powder clutch are for electric slip ring, magnetic powder clutch starter receiver embeds magnetic powder clutch driving link, magnetic powder clutch driven member is connected to magnetic powder clutch driving link by bearing, the cavity of magnetic powder clutch driving link and magnetic powder clutch driven member centre has magnetic, magnetic powder clutch field coil is fixed on magnetic powder clutch driving link inwall, interference fit squeeze flow is passed through to magnetic powder clutch driving link for electric slip ring, dry clutch comprises dry clutch driven disc, dry clutch platen and diaphragm spring, driven disc is pressed on magnetic powder clutch outside by dry clutch platen, diaphragm spring spring is arranged in platen, magnetic powder clutch driving link and dry clutch platen are bolted, engine start gear ring is bushed on magnetic powder clutch driving link, the splined output shaft of magnetic powder clutch driven member and dry clutch driven disc arranges with one heart and does not link mutually, magnetic powder clutch driven member connects power compensation axle and the transmission input shaft of speed changer simultaneously successively, magnetic powder clutch driving link is directly connected with the bent axle of motor by bolt.
Power train in vehicle application compensates a method for clutch, adopts above-mentioned power train in vehicle application to compensate clutch, comprises the following steps:
During normal vehicle operation, magnetic powder clutch conductive hoop and the power-off of magnetic powder clutch field coil, magnetic powder clutch driving disc interlock dry clutch driving disc, the driven disc of dry clutch driving disc interlock dry clutch, driving the splined output shaft of dry clutch to rotate, is speed changer outputting power;
When speed changer is shifted gears, dry clutch platen is separated with dry clutch driven disc, make the power disconnecting of original motor and speed changer, now magnetic powder clutch conductive hoop and the energising of magnetic powder clutch field coil, magnetic forms magnetic chain, and form magnetic chain shearing force, magnetic powder clutch driving link is made to drive magnetic powder clutch driven member to rotate, make motor by power compensation axle and transmission input shaft to speed changer outputting power, power compensation is carried out when dry clutch is separated, after vehicle shift, magnetic powder clutch conductive hoop and the power-off of magnetic powder clutch field coil, dry clutch is speed changer outputting power.
Because vehicle has larger inertia when running at high speed, even if namely there is of short duration power interruption when shifting gears, also considerable influence can not be produced to the motion speed of vehicle, occupant generally also experiences less than significantly impacting sense, therefore when speed changer carries out low-grade location gearshift, magnetic powder clutch conductive hoop and the energising of magnetic powder clutch field coil, for speed changer affords redress power, when speed changer carries out high tap position gearshift, magnetic powder clutch conductive hoop and the power-off of magnetic powder clutch field coil, not for speed changer affords redress power.
Wherein the speed changer high tap position of the utility model indication is 3 grades and above gear, and speed changer low-grade location is 2 grades and following gear.
See Fig. 2, with the utility model with the use of speed changer comprise automatic mechanical transmission choosing/gearshift, engaging and disengaging gear, transmission control unit and mechanical transmission body, described automatic mechanical transmission choosing/gearshift, engaging and disengaging gear is all installed on the shell of mechanical transmission body, transmission control unit outputs control signals to automatic mechanical transmission choosing/gearshift and engaging and disengaging gear, and magnetic powder clutch, fore shell pinion unit is unified raising middle flask gear train assembly, magnetic powder clutch replaces original flywheel, by bolt, the driving disc of magnetic powder clutch is directly fixed on the bent axle of motor, fore shell gear train assembly is distributed in the front case of speed changer, raising middle flask gear transmission system is distributed in the middle tank shell of speed changer, fore shell gear train assembly comprises power transition gear pair, power compensation input gear pair and Power output compensate gear pair, power transition gear pair comprises transition axis 15, and be separately fixed at transition axis first gear 13 and transition axis second gear 16 at transition axis two ends, the dry clutch splined shaft 4 that transition axis 15 is parallel to original dry clutch is arranged, transition axis first gear 13 engages the spline shaft gear 5 on the splined shaft 4 of dry clutch platen, transition axis second gear 16 engages the transmission input shaft gear 9 be fixed on transmission input shaft, the power compensation input shaft gear 7 that power compensation input gear pair comprises power compensation input shaft 8 and is fixed on power compensation input shaft 8, power compensation input shaft 8 is connected in the spline housing in magnetic powder clutch driven disc, and to be placed in dry clutch splined shaft 4 and not link mutually, transmission input shaft and power compensation input shaft 8 are coaxially set and by bearing transition not link mutually, raising middle flask gear transmission system comprises power compensation jack shaft 17, be separately fixed at power compensation jack shaft first gear 14 and power compensation jack shaft second gear 18 at power compensation jack shaft 17 two ends, and the transmission output shaft gear 11 be fixed on transmission output shaft, power compensation jack shaft 17 penetrates to middle tank shell by front case, power compensation jack shaft first gear 14 engages power compensation input shaft gear 7, power compensation jack shaft second gear 18 meshing speed changer output shaft gear 11.
When normal vehicle operation, magnetic powder clutch no electric circuit, magnetic powder clutch driving disc interlock dry clutch driving disc, the driven disc of dry clutch driving disc interlock dry clutch, driving dry clutch splined shaft 4 to rotate, is speed changer outputting power;
When carrying out gear shift operation, dry clutch is separated, dry clutch splined shaft 4 stops operating gradually, the engine power that in speed changer, raising middle flask shift gear transmission engagement pair is transmitted disappears gradually, automatic mechanical transmission choosing/gearshift transmits engagement pair to raising middle flask shift gear and carries out original gear separation, now the field current of magnetic powder clutch is started from scratch and is become large gradually, in magnetic powder clutch, magnetic produces magnetic chain shearing force, magnetic powder clutch driven disc starts to follow magnetic powder clutch driving disc and rotates and drive power compensation input shaft to rotate, engine power is delivered to transmission output shaft gear by power compensation input shaft through power compensation jack shaft, transmit in engagement pair gear handoff procedure to remain on shift gear in middle shell, vehicle still can obtain the Power output of motor, after raising middle flask shift gear transmission engagement pair completes target gear switching, the field current of magnetic particle coupling reduces gradually, the magnetic chain shearing force that magnetic produces also reduces thereupon, carry out magnetic powder clutch separation operation process, when the power that mechanical diaphragm clutch transmits is about to reply, magnetic powder clutch field current is reduced as zero gradually to stop power compensation, power transmission transmits new target gear gear in engagement pair by raising middle flask shift gear completely and completes.
The working principle of the utility model patent is: magnetic powder clutch combines with dry clutch, magnetic powder clutch driving link is connected with engine crankshaft, when dry clutch is separated, magnetic powder clutch forms magnetic chain under field current, transmitting torque is carried out by cutting magnetic chain, controlled the working state of the sub-clutch of magnetic by the break-make controlling different magnetic clutch field current, realize the power compensation to the power interruption in gear selecting shift process.Dry clutch is bolted on magnetic powder clutch, and magnetic powder clutch has larger rotary inertia, can store kinetic energy, instead of traditional engine flywheel.
Power compensation principle: when magnetic powder clutch conductive hoop, field coil are not energized, magnetic can not be linked into magnetic chain, do not become magnetic chain shearing force, not transmitting torque, now dry clutch is in normal working state, and friction plate is connected with transmission input shaft, and state is from separation, synovial membrane to combining completely, realize selecting gear-change operation to speed changer by shifting device, realize the shift speed change of vehicle.When magnetic powder clutch conductive hoop, field coil energising, magnetic can be linked into magnetic chain, forms magnetic chain shearing force, transmitting torque, be connected with power compensation axle by magnetic powder clutch power input shaft, power compensation is realized to the power interruption in gear transmission shift process.
Because magnetic powder clutch has stable rotary speed-torque characteristic, effective sink and load characteristic thereof, controlling the advantages such as the little and fast response characteristic of power, is the Automatic Control Component of a kind of multipurpose, superior performance.Can the size of regulable control torque arbitrarily by the size changing its field current, fast response time, the power compensation clutch control unit that magnetic powder clutch is combined with dry clutch is easier to the transmission controlling engine torque, the Clutch Control of more traditional automatic speed changer for machine is more simple, and shift shock is reduced to greatest extent.
Claims (1)
1. a power train in vehicle application compensates clutch, it is characterized in that, comprise magnetic powder clutch and dry clutch, described magnetic powder clutch comprises magnetic powder clutch starter receiver, magnetic powder clutch driving link, magnetic, magnetic powder clutch field coil, magnetic powder clutch driven member and magnetic powder clutch are for electric slip ring, described magnetic powder clutch starter receiver embeds magnetic powder clutch driving link, magnetic powder clutch driven member is connected to magnetic powder clutch driving link by bearing, the cavity of magnetic powder clutch driving link and magnetic powder clutch driven member centre has magnetic, magnetic powder clutch field coil is fixed on magnetic powder clutch driving link inwall, interference fit squeeze flow is passed through to magnetic powder clutch driving link for electric slip ring, dry clutch comprises dry clutch driven disc, dry clutch platen and diaphragm spring, driven disc is pressed on magnetic powder clutch outside by dry clutch platen, diaphragm spring spring is arranged in platen, magnetic powder clutch driving link and dry clutch platen are bolted, engine start gear ring is bushed on magnetic powder clutch driving link, the splined output shaft of magnetic powder clutch driven member and dry clutch driven disc arranges with one heart and does not link mutually, magnetic powder clutch driven member connects power compensation axle and the transmission input shaft of speed changer simultaneously successively, magnetic powder clutch driving link is directly connected with the bent axle of motor by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520716993.2U CN204985423U (en) | 2015-09-16 | 2015-09-16 | Automobile -used power compensation clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520716993.2U CN204985423U (en) | 2015-09-16 | 2015-09-16 | Automobile -used power compensation clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204985423U true CN204985423U (en) | 2016-01-20 |
Family
ID=55119796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520716993.2U Withdrawn - After Issue CN204985423U (en) | 2015-09-16 | 2015-09-16 | Automobile -used power compensation clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204985423U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370758A (en) * | 2015-09-16 | 2016-03-02 | 湖南中德汽车自动变速器股份有限公司 | Automotive power compensation clutch and clutch method |
-
2015
- 2015-09-16 CN CN201520716993.2U patent/CN204985423U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370758A (en) * | 2015-09-16 | 2016-03-02 | 湖南中德汽车自动变速器股份有限公司 | Automotive power compensation clutch and clutch method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160120 Effective date of abandoning: 20170825 |