CN103075508A - Motive power gear shifting speed changer gear shifting system and method adopting light driving pressure regulation - Google Patents
Motive power gear shifting speed changer gear shifting system and method adopting light driving pressure regulation Download PDFInfo
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- CN103075508A CN103075508A CN2013100113113A CN201310011311A CN103075508A CN 103075508 A CN103075508 A CN 103075508A CN 2013100113113 A CN2013100113113 A CN 2013100113113A CN 201310011311 A CN201310011311 A CN 201310011311A CN 103075508 A CN103075508 A CN 103075508A
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- light source
- speed changer
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- oil pressure
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Abstract
The invention discloses a light driving gear shifting speed changer gear shifting system, which comprises a main oil path, a light driving pressure regulating valve unit, an electronic control unit and a speed changer electromagnetic valve unit, wherein the output end of the electronic control unit is respectively connected with the light driving pressure regulating valve unit and the speed changer electronic valve unit, the electronic control unit reads the vehicle gear shifting information and controls the on-off state of a circuit arranged between the speed changer electromagnetic valve unit and the light driving pressure regulating valve unit, and the light driving pressure regulating valve unit is connected in series between the main oil path and the speed changer electromagnetic valve unit, is controlled by the electronic control unit and carries out real-time proportional control on the oil pressure flowing to the speed changer electromagnetic valve unit. The device belongs to the application of a light driving proportional valve to the engineering machinery transmission technology, can be integrated into small size, and can also be applied to places with harsh conditions including narrow space, strong magnetic field and the like. The defect that the device cannot be used for implementing the work in some environments is overcome.
Description
Technical field
The invention belongs to optical drive field of mechanical technique and mechanical transmissioning technology field, relate to the optical drive mechanical technique in the application in power gear shifting speed change field, particularly a kind of apparatus and method of using the power-shift transmission gearshift of optical drive pressure regulation.
Background technique
2003, the researcher has developed a kind of light-induced bending liquid crystal high polymer material (Nature, 425 phases in 2003, the 145th page), this material can produce three-dimensional Bending Deformation under the irradiation of ultraviolet, deformation can be replied again under the effect of visible light or heat, and whole process repeats, and fatigue does not but appear in material itself.This material can be converted into mechanical energy with luminous energy, realizes utilizing the direct driving device of light.At present based on this achievement in research, existing disclosed a plurality of patented technologies, such as " the little valve of a kind of optical drive and method for driving thereof " (Fudan University, 2009101990), " a kind of optical drive motor and method for driving thereof " (Tongji University, 20101025), " optical drive robot and drive machines people's method " (Fudan University, 200910053151), " a kind of light driving micro-wheel type vehicle and method for driving thereof " (Tongji University, 201010123456) etc., but optical drive apparatus disclosing at the device and methods for using them in power gear shifting speed change field not yet arranged.
Summary of the invention
The object of the present invention is to provide a kind of system and method for using the power-shift transmission gearshift of optical drive pressure regulation, the photo-deformable material can produce Bending Deformation under the effect of light, this process is converted into mechanical energy with luminous energy, the present invention utilizes these characteristics of photo-deformable material, can be directly distortion by the photo-deformable material be required mechanical energy with light energy conversion, and the power by light is carried out proportional control to the optical drive pressure regulator valve, and simple in structure, size obviously reduces.
Technological scheme of the present invention is as follows:
A kind of optical drive manual transmission shifting system, comprise working connection, optical drive pressure regulator valve unit, electronic control unit and speed changer electromagnetic valve unit, described electronic control unit output terminal links to each other with described optical drive pressure regulator valve unit and speed changer electromagnetic valve unit respectively, described electronic control unit reads vehicle shift information, control the break-make of the circuit between described speed changer electromagnetic valve unit and the described optical drive pressure regulator valve unit, described optical drive pressure regulator valve units in series is between described working connection and described speed changer electromagnetic valve unit, accept described electronic control unit control, proportional control flows to the oil pressure of described speed changer electromagnetic valve unit in real time.
Described optical drive pressure regulator valve unit comprises pressure regulator valve, photoactive material and light source one and light source two, described photoactive material links to each other with the pressure regulator valve spool, described two kinds of light sources one and light source two are installed in the photosensitive sites of photoactive material, described light source one, light source two link to each other with described electronic control unit, the action of described photoactive material is controlled in the instruction of accepting described electronic control unit, light source one can be released photoactive material, and light source two can be regained photoactive material, thereby respectively spool is released, regained.
Described light source one is visible light.
Further, the light intensity of described light source one can be every square centimeter of 100 milliwatt.
Described light source two is ultraviolet.
The wavelength range of described light source two is 200 ~ 450nm.
Be provided with two relief valves in the described working connection, guarantee that gearshift oil circuit oil pressure maintains in the required scope.
The invention also discloses a kind of optical drive manual transmission shift control method, may further comprise the steps:
(1) waits for the vehicle shift signal, if gear shifting signal is high, then connect the speed changer solenoid valve, change step (2) over to; If gear shifting signal is low, then continue to wait for;
(2) control light source one starts, and improves the output voltage of light source one, increases light source one light intensity, and the oil pressure size of monitoring speed changer solenoid valve, when judging that oil pressure is less than P
1The time, continue step (2); When judging that oil pressure reaches P
1The time, change step (3) over to;
(3) output voltage of reduction light source one is monitored speed changer solenoid valve oil pressure size simultaneously, when judging that oil pressure continues to rise to P
2The time, change step (4) over to;
(4) again improve the output voltage of light source one, monitor simultaneously speed changer solenoid valve oil pressure size, reach P when judging that oil pressure raises fast
3The time, close light source one, simultaneously, start light source two, after the spool playback, close light source two.
Beneficial effect of the present invention is as follows:
The present invention has proposed a kind of optical drive apparatus first in the application of power-shift transmission, and for traditional hydrovalve, but optical drive has the not available characteristics of other driving mode such as remote operation; And the present invention is simple in structure, also can use in the place of the condition harshnesses such as narrow space, high magnetic fields, overcome under some environment can't the operative installations implementation defective.
Description of drawings
Fig. 1 is that the present invention forms structural drawing;
Fig. 2 is power-shift transmission oil pressure change curve of the present invention;
Wherein, P
0For gear shift begins oil pressure, P
1Be steady combination beginning oil pressure, P
2For steady combination finishes oil pressure, P
3Be the shift end oil pressure.
Embodiment
As shown in Figure 1, a kind of optical drive manual transmission shifting system, comprise working connection 10, optical drive pressure regulator valve unit 20, electronic control unit 30 and speed changer electromagnetic valve unit 40, the output terminal of electronic control unit 30 links to each other with optical drive pressure regulator valve unit 20 and speed changer electromagnetic valve unit 40 respectively, electronic control unit 30 reads vehicle shift information, the break-make of the circuit between control speed changer electromagnetic valve unit 40 and the optical drive pressure regulator valve unit 20, optical drive pressure regulator valve unit 20 is connected between working connection 10 and the speed changer electromagnetic valve unit 40, accept electronic control unit 30 controls, proportional control flows to the oil pressure of speed changer electromagnetic valve unit 40 in real time.
In the present embodiment, working connection 10 provides the gearshift oil pressure for power-shift transmission, and is in parallel with other elements, is provided with two relief valves in the working connection 10, guarantees that gearshift oil circuit oil pressure maintains in the required scope.
Optical drive pressure regulator valve unit 20 is connected between working connection 10 and the speed changer electromagnetic valve unit 40, optical drive pressure regulator valve unit 20 comprises pressure regulator valve, photoactive material and light source one and light source two, photoactive material links to each other with the pressure regulator valve spool, two kinds of light sources one and light source two are installed in the photosensitive sites of photoactive material, light source one, light source two link to each other with electronic control unit 30, accept the action of the instruction control photoactive material of electronic control unit 30, light source one can be released photoactive material, light source two can be regained photoactive material, thereby respectively spool is released, regained.
A plurality of speed changer solenoid valves 41 in parallel in the speed changer electromagnetic valve unit 40, a plurality of speed changer solenoid valves 41 are accepted electronic control unit 30 controls, respectively as the actuating station of the power-shift transmission of optical drive pressure regulation, declare 30 when electronic control unit and judge that wherein 1 speed changer solenoid valve 41 needs to connect, when another one need to disconnect simultaneously, speed changer solenoid valve 41 accept instruction take the action after, corresponding gear clutch disconnects thereupon or engages, thereby with the disconnection of optical drive pressure regulator valve or be connected.
Light source one and light source two are installed in optical drive pressure regulator valve photosensitive sites, and the photoactive material action is subject to the direct control of light source one and light source two.The kind of light source, power and light application time can accurately affect optical drive pressure regulator valve valve element position.In the present embodiment, light source one can be released optical drive pressure regulator valve spool, and speed changer solenoid valve oil pressure is increased, and light source two can be regained optical drive pressure regulator valve spool, and speed changer solenoid valve 41 oil pressure are reduced.
Light source one links to each other with electronic control unit 30 with light source two-way oversampling circuit, because the voltage that electronic control unit 30 provides and the light intensity linear correlation of light source one and light source two, when electronic control unit 30 improves or reduces output voltage, the light intensity of light source one and light source two increases thereupon or reduces, affect release and the withdrawal speed of optical drive pressure regulator valve spool, thus the variation of the power-shift transmission oil pressure of control access.
Because range of light intensity and Changing Pattern are except linear with voltage, also relevant with the characteristic of different sensitive materials, some sensitive material illumination intensity are weak just to produce larger deformation, and some sensitive material illumination intensity are very strong also can only to produce less deformation.In the present embodiment, light source one is preferably visible light, and light intensity can be about every square centimeter of 100 milliwatt; Light source two is preferably ultraviolet or wavelength range is the light source of 200 ~ 450nm.
The invention also discloses a kind of optical drive manual transmission shift control method, may further comprise the steps:
(1) waits for the vehicle shift signal, if gear shifting signal is high, then connect speed changer solenoid valve 41, change step (2) over to; If gear shifting signal is low, then continue to wait for;
(2) control light source one starts, and improves the output voltage of light source one, increases light source one light intensity, and the oil pressure size of monitoring speed changer solenoid valve 41, when judging that oil pressure is less than P
1The time, continue step (2); When judging that oil pressure reaches P
1The time, change step (3) over to;
(3) output voltage of reduction light source one is monitored speed changer solenoid valve 41 oil pressure size simultaneously, when judging that oil pressure continues to rise to P
2The time, change step (4) over to;
(4) again improve the output voltage of light source one, monitor simultaneously speed changer solenoid valve 41 oil pressure size, reach P when judging that oil pressure raises fast
3The time, close light source one, simultaneously, start light source two, after the spool playback, close light source two.
Fig. 2 is power-shift transmission oil pressure change curve of the present invention.Wherein, P
0For gear shift begins oil pressure, P
1Be steady combination beginning oil pressure, P
2For steady combination finishes oil pressure, P
3Be the shift end oil pressure.
As shown in Figure 2, shift gears when driver starts, the spool that electronic control unit 30 is at first controlled the corresponding speed changer solenoid valve 41 of speed changer moves, and makes respective clutch oil cylinder access optical drive pressure regulator valve oil pressure, and this moment, oil pressure was P
0Start simultaneously light source one, light intensity is high, the spool fast moving, and oil pressure raises fast and reaches P
1Then keep light source one, light intensity is low, and spool is slowly mobile, and after the time, oil pressure slowly raises and reaches P through dt
2Again, keep light source one, light intensity is high, the spool fast moving, and oil pressure raises fast and reaches P
3This moment, shift process finished.Electronic control unit 30 is closed light source one, starts light source two, makes the spool return, waits for next time shift process.In the present embodiment, the length of dt is relevant with required oil pressure Changing Pattern, and different speed changers its oil pressure Changing Pattern under different operating modes is all different, and the length of dt is by electronic control unit 30 controls.
The above-mentioned description of this invention is can understand and apply the invention for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiments, and needn't pass through performing creative labour being applied among other embodiments in the General Principle of this explanation.Therefore, those skilled in the art are according to announcement of the present invention, and not breaking away from the improvement that category of the present invention makes and revise all should be within protection scope of the present invention.
Claims (8)
1. optical drive manual transmission shifting system, it is characterized in that: comprise working connection, optical drive pressure regulator valve unit, electronic control unit and speed changer electromagnetic valve unit, the output terminal of described electronic control unit links to each other with described optical drive pressure regulator valve unit and speed changer electromagnetic valve unit respectively, described electronic control unit reads vehicle shift information, control the break-make of the circuit between described speed changer electromagnetic valve unit and the described optical drive pressure regulator valve unit, described optical drive pressure regulator valve units in series is between described working connection and described speed changer electromagnetic valve unit, accept described electronic control unit control, proportional control flows to the oil pressure of described speed changer electromagnetic valve unit in real time.
2. optical drive manual transmission shifting system according to claim 1, it is characterized in that: described optical drive pressure regulator valve unit comprises pressure regulator valve, photoactive material and light source one and light source two, described photoactive material links to each other with the pressure regulator valve spool, described light source one and light source two are installed in the photosensitive sites of photoactive material, described light source one, light source two links to each other with described electronic control unit, the action of described photoactive material is controlled in the instruction of accepting described electronic control unit, light source one is released photoactive material, light source two is regained photoactive material, thereby respectively spool is released, regain.
3. optical drive manual transmission shifting system according to claim 2 is characterized in that: described light source one is visible light.
4. optical drive manual transmission shifting system according to claim 3, it is characterized in that: the light intensity of described light source one can be every square centimeter of 100 milliwatt.
5. optical drive manual transmission shifting system according to claim 2 is characterized in that: described light source two is ultraviolet.
6. optical drive manual transmission shifting system according to claim 2, it is characterized in that: the wavelength range of described light source two is 200 ~ 450nm.
7. optical drive manual transmission shifting system according to claim 1 is characterized in that: be provided with two relief valves in the described working connection, guarantee that gearshift oil circuit oil pressure maintains in the required scope.
8. shift control method of realizing the described device of claim 1 is characterized in that: may further comprise the steps,
(1) waits for the vehicle shift signal, if gear shifting signal is high, then connect the speed changer solenoid valve, change step (2) over to; If gear shifting signal is low, then continue to wait for;
(2) control light source one starts, and improves the output voltage of light source one, increases light source one light intensity, and the oil pressure size of monitoring speed changer solenoid valve, when judging that oil pressure is less than P
1The time, continue step (2); When judging that oil pressure reaches P
1The time, change step (3) over to;
(3) output voltage of reduction light source one is monitored speed changer solenoid valve oil pressure size simultaneously, when judging that oil pressure continues to rise to P
2The time, change step (4) over to;
(4) again improve the output voltage of light source one, monitor simultaneously speed changer solenoid valve 41 oil pressure size, reach P when judging that oil pressure raises fast
3The time, close light source one, simultaneously, start light source two, after the spool playback, close light source two.
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| CN2013100113113A CN103075508A (en) | 2013-01-11 | 2013-01-11 | Motive power gear shifting speed changer gear shifting system and method adopting light driving pressure regulation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103809205A (en) * | 2014-02-27 | 2014-05-21 | 中国矿业大学(北京) | Travel time data fast collecting method for geological radar wave velocity chromatography prospecting |
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| US3530668A (en) * | 1968-03-30 | 1970-09-29 | Gunter Siebers | Rapid gear-change apparatus |
| US3808738A (en) * | 1969-06-13 | 1974-05-07 | Gunter Siebers | Means for performing gear changes in multi-ratio change-speed gear boxes |
| US5408480A (en) * | 1993-07-15 | 1995-04-18 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Laser with optically driven Q-switch |
| US5504480A (en) * | 1993-11-17 | 1996-04-02 | Valeo Equipements Electriques Moteur | Optical device as a driving aid |
| US6086507A (en) * | 1997-08-06 | 2000-07-11 | Robert Bosch Gmbh | Device and method for adjusting the ratio of transmission in a CVT |
| EP1403564A2 (en) * | 2002-09-30 | 2004-03-31 | JATCO Ltd | Hydraulic control system and method for belt-drive continuously variable transmission |
| CN101245851A (en) * | 2007-09-07 | 2008-08-20 | 湖南江麓容大车辆传动有限责任公司 | Novel stepless automatic speed transmission electrohydraulic velocity ratio control method |
| CN101579859A (en) * | 2009-06-16 | 2009-11-18 | 复旦大学 | Photo gripping device and gripping method |
| JP2010068691A (en) * | 2008-09-12 | 2010-03-25 | Tokyo Institute Of Technology | Optical-driving actuator, its manufacturing method, and power transfer system |
| CN101709789A (en) * | 2009-11-19 | 2010-05-19 | 复旦大学 | Optical driving micro valve and driving method thereof |
| CN101964563A (en) * | 2010-08-13 | 2011-02-02 | 同济大学 | Photic drive motor and driving method thereof |
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2013
- 2013-01-11 CN CN2013100113113A patent/CN103075508A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3530668A (en) * | 1968-03-30 | 1970-09-29 | Gunter Siebers | Rapid gear-change apparatus |
| US3808738A (en) * | 1969-06-13 | 1974-05-07 | Gunter Siebers | Means for performing gear changes in multi-ratio change-speed gear boxes |
| US5408480A (en) * | 1993-07-15 | 1995-04-18 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Laser with optically driven Q-switch |
| US5504480A (en) * | 1993-11-17 | 1996-04-02 | Valeo Equipements Electriques Moteur | Optical device as a driving aid |
| US6086507A (en) * | 1997-08-06 | 2000-07-11 | Robert Bosch Gmbh | Device and method for adjusting the ratio of transmission in a CVT |
| EP1403564A2 (en) * | 2002-09-30 | 2004-03-31 | JATCO Ltd | Hydraulic control system and method for belt-drive continuously variable transmission |
| CN101245851A (en) * | 2007-09-07 | 2008-08-20 | 湖南江麓容大车辆传动有限责任公司 | Novel stepless automatic speed transmission electrohydraulic velocity ratio control method |
| JP2010068691A (en) * | 2008-09-12 | 2010-03-25 | Tokyo Institute Of Technology | Optical-driving actuator, its manufacturing method, and power transfer system |
| CN101579859A (en) * | 2009-06-16 | 2009-11-18 | 复旦大学 | Photo gripping device and gripping method |
| CN101709789A (en) * | 2009-11-19 | 2010-05-19 | 复旦大学 | Optical driving micro valve and driving method thereof |
| CN101964563A (en) * | 2010-08-13 | 2011-02-02 | 同济大学 | Photic drive motor and driving method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103809205A (en) * | 2014-02-27 | 2014-05-21 | 中国矿业大学(北京) | Travel time data fast collecting method for geological radar wave velocity chromatography prospecting |
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Application publication date: 20130501 |