CN100473879C - Vehicle intelligent speed changing system and control method - Google Patents
Vehicle intelligent speed changing system and control method Download PDFInfo
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- CN100473879C CN100473879C CNB2007100412656A CN200710041265A CN100473879C CN 100473879 C CN100473879 C CN 100473879C CN B2007100412656 A CNB2007100412656 A CN B2007100412656A CN 200710041265 A CN200710041265 A CN 200710041265A CN 100473879 C CN100473879 C CN 100473879C
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Abstract
The invention relates to an intelligent variable-speed system and control method for vehicle, when the automatic shift gear is engaged, the shift signal enters the central controller to receive the data and analyze the data to judge whether it should engage the gear or return the gear and then adjust the speed of the vehicle, when manual shift gear is engaged, the clutch pedal controls the clutch button, the shift controller controls the throttle arm to make the throttle press the button and the shifting device is controlled by hand. The intelligent variable-speed system realizes the integration of hand-operation and automation to save labor with comfort and safety of automation and the reasonable design reduces abrasion and the damage caused by the faulty operation, respective to the prior automatic transmission, the invention has low cost and oil consumption, can make people feel the interest in free controlling power and torque force brought by hand-operation and satisfy the family or the individual.
Description
Technical field
The present invention relates to a kind of vehicle speed variation system, particularly relate to a kind of automobile automatic gear system and controlling method of being used for.
Background technique
Our present family uses automobile all to use the automatic transmission car, and automatic transmission is actual to be exactly the technology that does not need to step on clutch gearshift, has liberated driving intensity greatly, when particularly blocking up.Benefit saves trouble exactly, to driving technology require low, can vacate energy and tackle road conditions and improve the safety of driving.Wherein major technology is automatic transmission case, and automatic transmission case can be made up of fluid torque converter, planetary gear set and electromagnetic separator three parts substantially.The power of motor output drives the active turbine rotation in the fluid torque converter, by the transmission of fluid medium, with the power transposition in driven turbine; Driven turbine drives planetary pinion rotation again, by the calculating of controlling computer and the selection of electromagnetism separation equipment, select suitable planetary gear set with suitable transmission of power to driving wheel.But automatic transmission case is the turbine by fluid torque converter to be driven fluid and comes transferring power, from the P shelves to the D shelves or anti-process, all can make fluid that turbine is produced once no small impact each time, the time is permanent, easily turbine is caused loss, the life-span of fluid also can shorten.Hundred kilometers oil consumptions are high 1-2 liters, automatic transmission case price expensive (the manual parking brake of the clutch that given up is at the drop of a hat calculated in addition).Because the pattern of upgrading of automatic transmission is that computer is fixed,, could knows from experience like this and drive a car violently and feel of gear shifting so when you need bigger moment of torsion with the speed that improves car or grade ability, just need manual function to cooperate.The auto-manual gearbox has appearred for this reason, but in fact still automatic transmission case is a kind of, simulates the operation of manual transmission by automatical control system, likes manual people often can not follow one's bent fully, most to the back only with automatically need not be manual, lose the real meaning of auto-manualization.
Summary of the invention
The present invention be directed to that existing automobile automatic gear system price is expensive, oil consumption is many and the hand gear system does not have complete hand and provides a kind of vehicle intelligent speed changing system and controlling method from the disadvantage of independently separating, and reaches that cost is low, oil consumption is few, auto-manual can fully independently intelligent effect.
Technological scheme of the present invention is: a kind of vehicle intelligent speed changing system, comprise central control unit, gear switching device, clutch pedal, the throttle turn-button, the clutch turn-button, the throttle arm, clutch arm, gear controller, when manual, central control unit and gear switching device disconnect, clutch pedal directly acts on the clutch turn-button, thereby gas pedal acts on the throttle arm and drives the throttle turn-button in the gear controller, gear switching device is by manual control, described throttle arm is made up of throttle pulley and throttle rotor, throttle rotor and throttle pulley coaxle, the throttle rotor rotation can drive the throttle pulley and rotate simultaneously, the throttle pulley drives the throttle turn-button and rotates, described clutch arm is made up of clutch pulley and clutch rotor, clutch rotor and clutch pulley coaxle, the clutch rotor rotation can drive the clutch pulley and rotate simultaneously, clutch pulley belt dynamic clutch turn-button rotates, during automatic transmission, central control unit respectively and gear switching device, the throttle arm, clutch arm, gear controller connects, automatic gear and gas pedal are arranged on the gear controller, automatically gear can be given central control unit with the gear throttle signal, central control unit rotates for the clutch rotor in the SC sigmal control clutch arm, drive the rotation of clutch pulley solenoidoperated cluthes turn-button, the gear shift of control gear switching device, confirm that according to the signal of automatic gear rate signal is to central control unit again after the gear shift, central control unit is given throttle rotor rotation in the SC sigmal control throttle arm, drive the rotation of throttle pulley control throttle turn-button, thus control rate.
A kind of vehicle intelligent speed changing controlling method may further comprise the steps:
(1): gear signal enters central control unit, carries out data and receives;
The gear controller action, input signal changes, and the data that change are received central control unit
(2): data analysis;
After the data processing before and after changing, setting present gear is D, needs gear shift to arrive the Dn shelves, has stored the corresponding throttle magnitude numerical value YBx that is taken all factors into consideration by gear Dn and actual vehicle speed CSx in the central control unit
(3): judgement be into shelves or move back shelves;
Dn and D are compared, and Dn greatly advances shelves, otherwise for moving back shelves
(4): according to judging that one grade of shelves advances shelves or moves back shelves;
Whenever advance one grade and all pass through gear Dn and actual vehicle speed CSx judgement, after the throttle arm YB signal throttle action adjustment speed of a motor vehicle, clutch arm LB action, come the rotation of solenoidoperated cluthes turn-button, then command gear switching device DB to advance shelves, clutch arm LB moves once more, the rotation of solenoidoperated cluthes turn-button, the gear adjustment finishes, and adjusts the speed of a motor vehicle by throttle arm YB signal;
Move back shelves through bleeding off throttle, be about to 0 signal and give throttle arm YB signal, when the speed of a motor vehicle reaches switching speed CSx, after the throttle arm YB signal throttle action adjustment speed of a motor vehicle, clutch arm LB action, come the rotation of solenoidoperated cluthes turn-button, then command gear switching device DB to advance shelves, clutch arm LB moves once more, the rotation of solenoidoperated cluthes turn-button, the gear adjustment finishes, and the throttle arm YBx signal that this gear is needed sends again.
(5): advance shelves or move back the shelves back that finishes and adjust the speed of a motor vehicle:
The rotation of controlling the throttle turn-button according to the numerical calculation rotating speed control throttle arm action of automatic gear reaches rotating speed CS.
Intelligent speed changing system has really reached auto-manual, can reach automatically save worry, comfortable, Safety function, and reasonably design has reduced the destruction that wearing and tearing and misoperation bring, with present automatic transmission case ratio, cost is low, oil consumption is low, simultaneously can allow people experience the enjoyment of manually bringing of freely controlling power and torsion again, can satisfy the hobby of household person simultaneously.
Description of drawings
Fig. 1 is an intelligent speed changing system schematic representation of the present invention;
Fig. 2 is an intelligent speed changing system controlling party block diagram of the present invention;
Fig. 3 is an intelligent speed changing system program control flow chart of the present invention.
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiments only to be used to the present invention is described and be not used in and limit the scope of the invention.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
As shown in Figure 1, a kind of vehicle intelligent speed changing system, it is by central control unit 10, gear switching device 20, throttle arm 30, clutch arm 40, clutch pedal 50, gear controller 60, throttle turn-button 70 and clutch turn-button 80 are formed, display window 11 is arranged on the central control unit 10, reverse gear button 12, adaptive switched button 13 of hand and data entry key 14, handle 21 is arranged on the gear switching device 20, telescopic boom 22 and pivoted arm 23, throttle pulley 31 is arranged on the throttle arm 30, throttle rotor 32, clutch pulley 41 is arranged on the clutch arm 40, clutch rotor 42 has automatic gear 61 and gas pedal 62 on the gear controller 60.
As shown in Figure 2, the principle of vehicle intelligent speed changing system control, select reverse gear button 12 for advancing shelves, selecting the adaptive switched button 13 of hand is auto state, as the straight section among the figure, when carrying out speed change, earlier foot-operated gear controller 60, to the gear that needs, be 1 grade of incision as Fig. 1, the automatic gear 61 signal D1 that gear controller 60 provides are given to central control unit 10, central control unit 10 is at first given rotor 32 signals on the throttle arm 30, rotor 32 rotates, driving pulley 31 rotates, moving throttle turn-button 70 rotates, the speed of a motor vehicle that throttle cooperates gear shift to need, send separation signal LB for again clutch arm 40, rotor 42 signals of signal to the clutch arm 40, rotor 42 rotates, driving pulley 41 rotates, pulling clutch turn-button 80 rotates, and clutch separately sends for gear switching device 20 again and cuts a grade signal DB, signal makes gear switching device 20 enter the D1 shelves by the interoperation of telescopic boom 22 and pivoted arm 23, send next for clutch telescopic boom 40 and close signal LB, finish gear switch after, the data that provide according to automatic gear 61, central control unit 10 comes control rate for 30 1 flexible signal YB control throttle sizes of throttle arm through calculating the back, receive rotary speed data ZS and vehicle speed data CS simultaneously and be presented on the display window 11, also can the speed of a motor vehicle be set, keep the speed of a motor vehicle that needs by central control unit 10 control throttles by display window.Select shelves button 12 for moving back shelves when moving back grade, other in like manner.
When selecting the adaptive switched button 13 of hand to be manual state, as dotted portion, central control unit 10 no longer is connected with gear switching device, clutch pedal 50 directly acts on clutch turn-button 80, gear switching device 20 is got back to manual state, and the automatic gear 61 in the gear controller 60 is inoperative, thereby drives throttle turn-button 70 by gas pedal 62 effect throttle arms 30, at this moment gear controller 60 only is equivalent to a gas pedal, is entirely hand gear like this.
As shown in Figure 3, vehicle intelligent speed changing system program control flow process, if present gear is D, need gear shift to arrive the Dn shelves, stored the corresponding throttle magnitude numerical value YBx that takes all factors into consideration by gear Dn and actual vehicle speed CSx in the central control unit, for example change to 3 grades from 1 grade, at this moment D=1, and Dn=3, earlier with Dn-D=2, greater than 0, give D with D+1=2, change to 2 grades as required, accept present speed of a motor vehicle CSx, central control unit is transferred to best throttle in the database and is counted YBx and give throttle YB, allow clutch LB separately, command gear switching device DB to enter 2 grades D=2, clutch LB closes, and the speed of a motor vehicle is brought up to new CSx, at this moment judge D=2 again, and Dn=3, Dn-D=1 is greater than 0, and first D+1=3 gives D, repetitive routine, at this moment D=3, DB enters 3 grades, and the speed of a motor vehicle reaches higher CSx, at this moment judge D=3 again, and Dn=3, Dn-D=0 equals 0, finishes shifted, when falling back on 1 grade from 3 grades, at this moment D=3, and Dn=1 are earlier with Dn-D=2, less than 0, give D with D-1=2, decontrol throttle, when actual vehicle speed CSx drops to when being fit to move back shelves in the database and falling 2 grades speed of a motor vehicle CS, allow clutch LB separately, command gear switching device DB to be retracted into 2 grades D=2, clutch LB closes, and the throttle that again the throttle value slowly is raised to actual 2 grades is counted YBx, at this moment judge D=3 again, and Dn=2, Dn-D=1 is greater than 0, and first D-1=1 gives D, repetitive routine, at this moment D=1, DB enters 1 grade, and throttle YB is littler, at this moment judge D=1 again, and Dn=1, Dn-D=0 equals 0, finishes to move back a grade speed change, acceleration is that one grade of shelves up adds, subtract also that one grade of shelves subtracts, buffering is arranged like this, reduce wear and oil consumption, can not bring unnecessary damage for misoperation to speed variator system yet, also can move back by one grade of shelves according to the difference of structure for moving back shelves, can directly fall back on the gear that needs, but will be in conjunction with the rational Match of speed of a motor vehicle rotating speed.
Claims (2)
1. vehicle intelligent speed changing system, comprise central control unit (10), gear switching device (20), clutch pedal (50), throttle turn-button (70), clutch turn-button (80), throttle arm (30), clutch arm (40), gear controller (60), when manual, central control unit (10) and gear switching device (20) disconnect, clutch pedal (50) directly acts on clutch turn-button (80), gas pedal (62) acts on throttle arm (30) thereby drive throttle turn-button (70) in the gear controller (60), gear switching device (20) is by manual control, it is characterized in that, described throttle arm (30) is made up of throttle pulley (31) and throttle rotor (32), throttle rotor (32) and throttle pulley (31) are coaxial, throttle rotor (32) rotation can drive throttle pulley (31) and rotate simultaneously, throttle pulley (31) drives throttle turn-button (70) and rotates, described clutch arm (40) is made up of clutch pulley (41) and clutch rotor (42), clutch rotor (42) and clutch pulley (41) are coaxial, clutch rotor (42) rotation can drive clutch pulley (41) and rotate simultaneously, clutch pulley (41) drives clutch turn-button (80) and rotates, during automatic transmission, central control unit (10) respectively and gear switching device (20), throttle arm (30), clutch arm (40), gear controller (60) connects, automatic gear (61) and gas pedal (62) are arranged on the gear controller (60), automatically gear (61) can be given central control unit (10) with the gear throttle signal, central control unit (10) rotates for the clutch rotor (42) in the SC sigmal control clutch arm (40), drive the rotation of clutch pulley (41) solenoidoperated cluthes turn-button (80), the gear shift of control gear switching device (20), confirm that according to the signal of automatic gear (61) rate signal is to central control unit (10) again after the gear shift, central control unit (10) is given throttle rotor (32) rotation in the SC sigmal control throttle arm (30), drive the rotation of throttle pulley (31) control throttle turn-button (70), thus control rate.
2. vehicle intelligent speed changing system controlling method is characterized in that described intelligent speed changing system controlling method may further comprise the steps:
(1) gear signal enters central control unit, carries out data and receives
Gear controller (60) action, input signal changes, and the data that change are received central control unit (10);
(2) data analysis
After the data processing before and after changing, setting present gear is (D), needs gear shift to arrive (Dn) shelves, has stored the corresponding throttle magnitude numerical value of being taken all factors into consideration by gear (Dn) and actual vehicle speed (CSx) (YBx) in the central control unit;
(3) judge it is shelves or move back shelves into
Compare with (Dn) with (D), (Dn) greatly advance shelves, otherwise for moving back shelves;
(4) according to judging that one grade of shelves advances shelves or moves back shelves
Whenever advance one grade and all pass through gear Dn and actual vehicle speed CSx judgement, after throttle arm (YB) the signal throttle action adjustment speed of a motor vehicle, clutch arm (LB) action, come the rotation of solenoidoperated cluthes turn-button (80), then command gear switching device (DB) to advance shelves, clutch arm (LB) moves once more, the rotation of solenoidoperated cluthes turn-button (80), the gear adjustment finishes, and adjusts the speed of a motor vehicle by throttle arm (YB) signal;
Move back shelves through bleeding off throttle, be about to 0 signal and give throttle arm (YB) signal, when the speed of a motor vehicle reaches switching speed CSx, after throttle arm (YB) the signal throttle action adjustment speed of a motor vehicle, clutch arm (LB) action, come the rotation of solenoidoperated cluthes turn-button (80), then command gear switching device (DB) to advance shelves, clutch arm (LB) moves once more, the rotation of solenoidoperated cluthes turn-button (80), the gear adjustment finishes, and throttle arm (YBx) signal that this gear is needed sends again.
(5) advance shelves or move back the shelves back that finishes and adjust the speed of a motor vehicle
The rotation of controlling throttle turn-button (70) according to numerical calculation rotating speed control throttle arm (30) action of automatic gear (61) reaches rotating speed (CS).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100412656A CN100473879C (en) | 2007-05-25 | 2007-05-25 | Vehicle intelligent speed changing system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100412656A CN100473879C (en) | 2007-05-25 | 2007-05-25 | Vehicle intelligent speed changing system and control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101063486A CN101063486A (en) | 2007-10-31 |
| CN100473879C true CN100473879C (en) | 2009-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100412656A Expired - Fee Related CN100473879C (en) | 2007-05-25 | 2007-05-25 | Vehicle intelligent speed changing system and control method |
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| CN (1) | CN100473879C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011075199A1 (en) * | 2011-05-04 | 2012-11-08 | Robert Bosch Gmbh | Manually operable coupling arrangement for drive train of motor vehicle, has motor control device which is provided for controlling supporting element |
| CN106246892B (en) * | 2015-06-08 | 2019-10-01 | 上海通用汽车有限公司 | Vehicle self shifter condition adjusts device and method |
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- 2007-05-25 CN CNB2007100412656A patent/CN100473879C/en not_active Expired - Fee Related
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| CN101063486A (en) | 2007-10-31 |
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Granted publication date: 20090401 Termination date: 20110525 |