CN103423437B - The electric gear change system of vehicle mechanical gearbox - Google Patents
The electric gear change system of vehicle mechanical gearbox Download PDFInfo
- Publication number
- CN103423437B CN103423437B CN201310399416.0A CN201310399416A CN103423437B CN 103423437 B CN103423437 B CN 103423437B CN 201310399416 A CN201310399416 A CN 201310399416A CN 103423437 B CN103423437 B CN 103423437B
- Authority
- CN
- China
- Prior art keywords
- pump
- electric
- gear
- electric pushrod
- gas
- 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.)
- Expired - Fee Related
Links
Landscapes
- Control Of Transmission Device (AREA)
Abstract
The invention discloses the electric gear change system of a kind of vehicle mechanical gearbox, the electric gear change system of described mechanical gear box includes controller, gas electric pump, electric pushrod pump, electric gear change handle；Controller controls pneumatic associating pump and electric pushrod pump, and gas electric pump connects clutch, and electric pushrod pump connects gear shift mechanism.The present invention changes the manual joystick in manual transmission into electric pushrod, it is achieved that electronic gear shift operation；Clutch pedal mechanism is changed gas electric pump into, it is achieved that automatic clutch operates；With the addition of electric gear change handle (or knob) and achieve personalized shift control, enhance adaptability；With the addition of controller, it is achieved that smoothly gearshift and the interaction process of relevant information.
Description
Technical field
The present invention relates to auto parts and components field, be specifically related to the electric gear change system of vehicle mechanical gearbox, i.e. by electronics control
System processed realizes the gear shift operation to mechanical gear box.
Background technology
City vehicle such as bus and taxi at present, uses mechanical gear box mostly, and mechanical gear box installs low cost of manufacture
And oil consumption is low, but must first pass through during mechanical gear box gearshift and manually separate clutch, the most manually pull shift handle, then
The sequence of operations such as artificial joint clutch just can complete gearshift.
City traffic road condition is complicated, and taxi and bus gearshift are very frequent, and driver's labor intensity is the biggest.At present, AT
Although fluid drive box technology is ripe, but owing to price is much more expensive, oil consumption is the highest, about high than mechanical gear box oil consumption
20%, and maintenance cost is high.So, AT automatic gear-box is more common in medium-to-high grade car.CVT automatic gear-box transmission moment of torsion
Little, it is impossible to meet the power demand of taxi and bus.The collection of AMT change speed gear box working condition signal and calculating complexity, for going out
Hire a car and the complex working condition bad adaptability of bus, easily cause the faults such as vehicle stall.
Summary of the invention
It is an object of the invention to design a kind of simple in construction, energy consumption is low, dynamic response is fast, adaptable semi-automation is automobile-used
Shifting system.
The technical scheme of the electric gear change system of vehicle mechanical gearbox of the present invention is: the electric gear change system of described mechanical gear box
System includes controller, gear indicator, gas electric pump, electric pushrod pump, electric gear change handle, brake pedal, power supply.
Controller receive the actuating signal of electric gear change handle, the tach signal of electromotor, the GES of driver part and
The brake signal of brake pedal, after being computed, output is to gas electric pump and electric pushrod pump, controls clutch by gas electric pump
The clutch of device and electric pushrod pump control the shifting action of gearshift, it is achieved gearshift function；Controller receives pneumoelectric simultaneously
The position signalling of associating pump, the position signalling of electric pushrod pump, after calculating, show gear information on gear indicator.
Gear indicator, shift signal, the tach signal of transmitter and the driver part that display via controller exports after calculating
GES.
Electric gear change handle can also use electric gear change knob, waits the gearshift facilitating operator.
Gas electric pump separates lever by tooth bar and connects with clutch；Described gas electric pump includes motor, reduction gearing
Case, gear & rack structure, cylinder；Motor drives the gear of reduction box, is engaged with driving tooth bar A by deceleration output wheel, gas
Cylinder is connected with driving tooth bar by piston rod, and motor jointly acts on driving and drives tooth bar A with cylinder.In technical scheme
Use the common effect of motor and air pump, the separation of driving clutch and combination, with motor independent role driving clutch, exist
Motor volume the biggest, it is impossible to install in limited space；Use the motor that power is little, although volume is little, but cannot carry
For the power of driving clutch, and using air pump to be difficult to the orientation problem solving to separate pump, motor can solve well with the combination of air pump
Certainly volume is little, and power is big, the problem that location is accurate.
Gas electric pump includes motor, worm screw, worm gear, gear shaft, driving tooth bar A, cylinder, piston, piston rod；Electricity
Machine output shaft drives worm gear wheel by worm screw, and gear shaft is coaxial with worm gear and is synchronized with the movement, and gear shaft engages with driving tooth bar A；
While motor drives tooth bar A, air valve is ventilated to cylinder by gas-tpe fitting, piston and piston rod promote driving tooth bar
A。
Electric pushrod pump is connected with selector fork, electric pushrod pump at least provided with two, all basic phase of electric pushrod pump structure
With.
Electric pushrod pump includes motor, reduction gear box, gear & rack structure；Motor drives the worm screw in reduction gear box,
Worm gear and worm engaging, be coaxially fixed with a gear with worm gear, and gear driven drives tooth bar B motion；Drive tooth bar B to connect to dial
Fork.
Electric pushrod pump is provided with 3, electric pushrod pump A, and electric pushrod pump B and electric pushrod pump C, each is electronic
Push rod pump connects a shift fork, two gears of each fork controls.
Electric pushrod pump is also provided with 6, and each electric pushrod pump connects a shift fork, each fork controls one gear
Position.Or electric pushrod pump can be arranged flexibly according to the quantity of gear.
Gas electric pump, electric pushrod pump all have sensor, sensor to determine that tooth bar exists at reduction gear box case output unit subpackage
Position in motion, and feed back to controller.
The basic procedure of technical solution of the present invention work:
When driver is to be shifted gears, handling electric gear change handle, electric gear change handle passes the signal to controller, controller
After calculating, signal is passed to gas electric pump, electric pushrod pump, makes clutch separation by gas electric pump, then lead to
Cross electric pushrod pump to shift gears.Controller receives the position signalling of gas electric pump, electric pushrod pump position signalling, electromotor
Tach signal, the GES of driver part and brake signal, shown by gear indicator simultaneously.
During brake, pilot control brake pedal, brake pedal passes the signal along to controller, and controller collects brake letter
Number, separation and the combination of clutch is controlled by pneumatic associating pump.
When controller initially sets engine speed less than certain numerical value, control clutch and electric pushrod pump carries out suitable subtracting
Gear.
The present invention changes the manual joystick in manual transmission into electric pushrod, it is achieved that electronic gear shift operation；By clutch pedal
Mechanism changes gas electric pump into, it is achieved that automatic clutch operates；With the addition of electric gear change handle (or knob) and achieve personalization
Shift control, enhances adaptability；With the addition of controller, it is achieved that smoothly gearshift and the interaction process of relevant information.This
Bright technical scheme is compared with manual transmission, and this product will separate clutch, gearshift, engages clutch and transfers to the electricity of this product
Son gearshift is automatically performed, and eliminates clutch pedal, greatly reduces the working strength of driver, improve smooth gear shifting.
Technical scheme compared with AT speed change, this product be add on the basis of manual transmission two electric pushrods and
One gas electric pump performs gear shift operation and corresponding clutch operating, its low cost, and oil consumption is the same with manual gear change speed gear box,
Maintenance cost is low.Technical scheme compared with CVT change speed gear box, this product power transmission structure as manual transmission,
Its driving torque is big, and response is fast.Technical scheme is compared with AMT change speed gear box, and this product is mainly autonomous by driver
Selecting gearshift opportunity, can be reduced to corresponding gear according to engine speed during brake, motility is good, strong adaptability, the most real
Show personalized manipulation to drive.
Accompanying drawing explanation
Fig. 1 is that vehicle mechanical gearbox electric gear change system of the present invention gearshift controls schematic diagram.
Fig. 2 is vehicle mechanical gearbox electric gear change system gas electric pump front view of the present invention.
Fig. 3 is vehicle mechanical gearbox electric gear change system gas electric pump side view of the present invention.
Fig. 4 is vehicle mechanical gearbox electric gear change system electric pushrod pump front view of the present invention.
Fig. 5 is the sectional view of vehicle mechanical gearbox electric gear change system electric pushrod pump Fig. 4 of the present invention.
Detailed description of the invention
A specific embodiment of the present invention is described further by 1-5 below in conjunction with the accompanying drawings.
Power transmission structure in technical scheme is identical with the power transmission structure of manual gear change speed gear box, i.e. by electromotor
Pass to change speed gear box, then pass to output block, it is achieved that the directly transmission of power.
As it is shown in figure 1, the control schematic diagram of electric gear change system.
The electric gear change system of vehicle mechanical gearbox, the electric gear change system of described mechanical gear box includes that controller, pneumoelectric join
Close pump, electric pushrod pump A, electric pushrod pump B, electric pushrod pump C, gear indicator, electric gear change handle or electronics
Gearshift knob, brake pedal, power supply..
Power supply provides electric power for controller, and meanwhile, controller is electric gear change handle, gear indicator, gas electric pump, electricity
Dynamic push rod pump provides electric power.
Controller receives the rotating speed letter of the signal of electric gear change handle, the signal of gas pedal, the signal of brake pedal, electromotor
Number and throttle signal and the GES of driver part, simultaneously to gas electric pump, electric pushrod pump transmission command signal,
And receive gas electric pump, the position signalling of electric pushrod pump, it is simultaneously communicating to gear indicator and carries out display output.
Controller receives electric gear change handle or the actuating signal of electric gear change knob, after being computed output to gas electric pump and
Electric pushrod pump, controls separation and the combination of clutch by gas electric pump；By electric pushrod pump A and electric pushrod pump B,
Electric pushrod pump C controls shift fork, it is achieved gearshift function.
Brake signal, the tach signal of electromotor and the GES of driver part, be transferred to controller.Controller collects
During brake signal, can calculate according to timely information, control gas electric pump and clutch is in time separated and combines,
Clutch is made to be in the state separating or combining.
When engine speed is less than initial certain numerical value set, controller, according to timely information, automatically controls gas electric pump
Clutch in time separated and combines, automatically controlling electronic push rod pump A, electric pushrod pump B and electric pushrod pump C will
Change speed gear box carries out suitably downshift, minimum reduces to 1 gear.
During electromotor initial start, controller automatically controls gas electric pump makes clutch be in released state, automatically controls electronic
Push rod makes change speed gear box push neutral gear position.
Controller receives electric gear change handle or the actuating signal of electric gear change knob, after being computed output to gas electric pump,
Electric pushrod pump 1, electric pushrod pump 2 and electric pushrod pump 3, control separation and the combination of clutch by gas electric pump；Logical
Cross electric pushrod pump 1, electric pushrod pump 2, electric pushrod pump 3 control gear level, it is achieved gearshift function.
Controller receives the position signalling of gas electric pump, electric pushrod pump 1, electric pushrod pump 2, electric pushrod pump 3 simultaneously
Position signalling, after via controller calculates, output is to gear display screen, and human pilot can see gear information easily.Stop
Car signal, the tach signal of electromotor and the GES of driver part, be transferred to controller.Controller collects brake letter
Number time, can calculate according to timely information, control gas electric pump clutch is in time separated and combines so that from
Clutch is in the state separating or combining.When engine speed is less than certain numerical value set, controller foundation timely information,
Automatically control gas electric pump in time separated by clutch and combine, automatically control electronic push rod pump 1, electric pushrod pump 2
With electric pushrod pump 3 change speed gear box carried out suitably downshift, minimum reduce to 1 gear.
During electromotor initial start, controller automatically controls gas electric pump makes clutch be in released state, automatic control electric
Dynamic push rod makes change speed gear box push neutral gear position.
As shown in Figures 2 and 3, the schematic diagram of a concrete technical scheme of the gas electric pump in electric gear change system.
The worm screw 8 of motor 12 output engages with worm gear 9, and gear shaft 10 is coaxial with worm gear 9, worm gear 9 driven gear axle 10
Synchronous rotary, gear shaft 10 engages with driving tooth bar A5, and motor 12 is driven by above-mentioned drive mechanism and drives tooth bar A5 to transport
Dynamic.Being provided with piston 3 in cylinder 2, piston 3 is provided with piston rod 4, and piston rod 4 stretches out cylinder and is connected with driving tooth bar A5,
Air pump is ventilated in cylinder 2 by gas-tpe fitting 1.
The command signal of controller is received at motor 12, while driving tooth bar A5 by drive mechanism, controller
Simultaneously to air valve transmission order, air valve is ventilated to cylinder by gas-tpe fitting 1, piston 3, piston rod 4 is promoted driving tooth bar
A5 moves.The other end driving tooth bar A5 connects on separation lever on the clutch, by driving the motion of tooth bar A5, makes
Clutch separation or joint.Drive tooth bar A5 to be arranged in reduction gear box 6, in reduction gear box 6, be also equipped with guide wheel 11,
Drive tooth bar A5 motion on guide wheel 11, more steadily.
Gas electric pump is provided with sensor 7, is used for determining the position that tooth bar is flexible, and signal is passed to controller.
As shown in Figure 4 and Figure 5, the concrete structure schematic diagram of the electric pushrod pump A in electric gear change system, electric pushrod pump A,
The concrete technical scheme of electric pushrod pump B and electric pushrod pump C is identical.
Electric pushrod pump includes, motor 13, and the worm shaft 14 of motor 13 engages with worm gear 15, worm gear 15 and gear shaft 16
Coaxially connected, worm gear 15 and gear shaft 16 synchronous axial system, gear shaft 16 engages with driving tooth bar B17, drives tooth bar B17
It is connected with shift fork 18.Tooth bar B17 is driven to be arranged in gear-box 20.When motor 13 rotates, worm shaft 14 exports, and drives
Worm gear 15 rotates, then drives driving tooth bar B17 by the gear shaft 16 coaxial with worm gear 15, with driving tooth bar B17) fixing
Shift fork 18 with drive tooth bar B17 move.Utilize forward and reverse advance realizing tooth bar and the retrogressing of motor 13 power supply.By
Signal is fed back to controller by the sensor 19 being contained on gear shaft 16.
Electric pushrod pump A, electric pushrod pump B and electric pushrod pump C, under controller action, control with different combinations
Mode, obtains different drive ranges.Selector fork in dynamic change speed gear box, it is achieved gearbox shifting.
It is equipped with sensor on electric pushrod pump A, electric pushrod pump B and electric pushrod pump C, is used for determining what tooth bar stretched
Position, and signal is passed to controller.
Claims (5)
1. the electric gear change system of vehicle mechanical gearbox, it is characterised in that: described mechanical gear box
Electric gear change system include that controller, gas electric pump, electric pushrod pump, electronics change
Block handle；Controller controls pneumatic associating pump and electric pushrod pump, and gas electric pump connects
Clutch, electric pushrod pump connects gear shift mechanism；Controller receives electric gear change handle
Actuating signal, the position signalling of gas electric pump, electric pushrod pump position signalling, send out
The tach signal of motivation, the throttle signal of electromotor, the GES of driver part and
The brake signal of brake pedal；Controller, through analytical calculation received signal, controls gas
Electricity Federation is closed pump and is realized separation and the combination of clutch, controls electric pushrod pump and realizes shifting；
Described electric gear change system is provided with gear indicator, and display via controller exports after calculating
Shift signal；Gas electric pump separates lever by tooth bar and connects with clutch；Institute
State gas electric pump and include motor, worm screw, worm gear, gear shaft, driving tooth bar A, gas
Cylinder, piston, piston rod；Motor output shaft drives worm gear wheel, gear shaft by worm screw
Coaxial with worm gear and be synchronized with the movement, gear shaft engages with driving tooth bar A；Motor drives
While carry-over bar A, air valve is ventilated to cylinder by gas-tpe fitting, by piston and piston
Bar promotes and drives tooth bar A.
The electric gear change system of vehicle mechanical gearbox the most according to claim 1, its feature
Being: electric pushrod pump is connected with selector fork, electric pushrod pump is at least provided with two.
The electric gear change system of vehicle mechanical gearbox the most according to claim 1, its feature
It is: electric pushrod pump includes motor, reduction gear box, gear & rack structure；Motor
Drive the worm screw in reduction gear box, worm gear and worm engaging, be coaxially fixed with worm gear
One gear, gear driven drives tooth bar B motion；Tooth bar B is driven to connect selector fork.
The electric gear change system of vehicle mechanical gearbox the most according to claim 2, its feature
Be: electric pushrod pump is provided with 3, electric pushrod pump A, electric pushrod pump B and
Electric pushrod pump C, each electric pushrod pump connects a selector fork.
5. according to the electric gear change system of the vehicle mechanical gearbox described in claim 1 or 3, its
It is characterised by: gas electric pump is provided with sensor, is used for determining what driving tooth bar A stretched
Position, and signal is passed to controller；Electric pushrod pump is in reduction gear box output unit
Subpackage has sensor, sensor to determine driving tooth bar B position at the volley, and feeds back
To controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310399416.0A CN103423437B (en) | 2013-09-05 | 2013-09-05 | The electric gear change system of vehicle mechanical gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310399416.0A CN103423437B (en) | 2013-09-05 | 2013-09-05 | The electric gear change system of vehicle mechanical gearbox |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103423437A CN103423437A (en) | 2013-12-04 |
| CN103423437B true CN103423437B (en) | 2017-01-04 |
Family
ID=49648615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310399416.0A Expired - Fee Related CN103423437B (en) | 2013-09-05 | 2013-09-05 | The electric gear change system of vehicle mechanical gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103423437B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9829100B2 (en) * | 2015-05-07 | 2017-11-28 | GM Global Technology Operations LLC | Electronic shift system for an automated manual transmission |
| CN106678126B (en) * | 2015-11-05 | 2018-05-18 | 常州工学院 | One kind can pinpoint numerical control oil cylinder and its control method |
| CN106678360A (en) * | 2015-11-11 | 2017-05-17 | 上海汽车集团股份有限公司 | Car, gearbox of car and motor gear-shifting system and unit |
| CN110985649A (en) * | 2019-12-19 | 2020-04-10 | 盛瑞传动股份有限公司 | Motor electronic gear shifting device and automobile |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1165927A (en) * | 1996-02-06 | 1997-11-26 | 易通公司 | Three-position actuator piston assembly and actuator system utilizing same |
| CN1920348A (en) * | 2006-09-15 | 2007-02-28 | 重庆大学 | Control device for electric controlled automatic shift for vehicle variator |
| CN102619899A (en) * | 2012-04-13 | 2012-08-01 | 潍柴动力股份有限公司 | Automatic clutch actuating mechanism and control method thereof |
| CN102713362A (en) * | 2010-01-06 | 2012-10-03 | 东焕产业株式会社 | Automatic transmission device that is mountable on a manual transmission |
| CN203449938U (en) * | 2013-09-05 | 2014-02-26 | 林会明 | Electronic gear shifting system for automotive mechanical gearbox |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6629589B2 (en) * | 2000-11-15 | 2003-10-07 | Exedy Corporation | Vehicle clutch driving device and gear shifting device of vehicle transmission |
-
2013
- 2013-09-05 CN CN201310399416.0A patent/CN103423437B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1165927A (en) * | 1996-02-06 | 1997-11-26 | 易通公司 | Three-position actuator piston assembly and actuator system utilizing same |
| CN1920348A (en) * | 2006-09-15 | 2007-02-28 | 重庆大学 | Control device for electric controlled automatic shift for vehicle variator |
| CN102713362A (en) * | 2010-01-06 | 2012-10-03 | 东焕产业株式会社 | Automatic transmission device that is mountable on a manual transmission |
| CN102619899A (en) * | 2012-04-13 | 2012-08-01 | 潍柴动力股份有限公司 | Automatic clutch actuating mechanism and control method thereof |
| CN203449938U (en) * | 2013-09-05 | 2014-02-26 | 林会明 | Electronic gear shifting system for automotive mechanical gearbox |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103423437A (en) | 2013-12-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108087540B (en) | AMT power takeoff control system and control method thereof | |
| CN103423437B (en) | The electric gear change system of vehicle mechanical gearbox | |
| CN106051137A (en) | Multi-gear gearbox and control method thereof | |
| CN203362900U (en) | Clutch automatic control system of manual transmission | |
| CN103423436B (en) | The electric gear change system of vehicle mechanical gearbox | |
| CN201559654U (en) | Control system of manual or automatic electric-control machinery gear box | |
| CN1291564A (en) | Actuating speed ratio engaging control of controller assisted, manual gear shift separator type composite driving mechanism | |
| CN101734250B (en) | Control system for manual or automatic electric-control mechanical gearboxes | |
| CN107701712A (en) | A kind of pilotless automobile selector control system of actuating mechanism | |
| CN205136571U (en) | Pneumatic shift system of automobile -used mechanical gearbox | |
| CN203449938U (en) | Electronic gear shifting system for automotive mechanical gearbox | |
| CN203453450U (en) | Electronic gear shifting system for automotive mechanical gearbox | |
| CN207393926U (en) | A kind of automation transmission system of remote motor control | |
| CN204403349U (en) | The speed change gear used in heavy-duty car semi-automatic transmission system | |
| CN203516705U (en) | Hydraulic gear shifting system of automotive mechanical gearbox | |
| CN106499813A (en) | The Pneumatic shift system of vehicle mechanical gearbox | |
| CN205173455U (en) | Wheeled tractor power electro -hydraulic control device that shifts | |
| CN204459110U (en) | A kind of push button shift control system | |
| CN208180751U (en) | Two grades of automatically operated retarders and automobile power assembly, electric car | |
| CN103423431A (en) | Hydraulic shifting system of vehicle mechanical gearbox | |
| CN102537330B (en) | Electronic direct dial type shift control method | |
| CN107289125A (en) | A kind of automatic gear-box shift-selecting and changing actuating mechanism and control method | |
| CN202065462U (en) | Motor vehicle flexible shaft gear shifting device with motor-driven control | |
| CN203335822U (en) | Electric control pneumatic four-shifting-fork-shaft AMT assembly | |
| CN201342940Y (en) | Automatic shifting system of car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| GR01 | Patent grant | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20161214 Address after: 223200 Jiangsu, Huaian, industrial zone, A District, Huaxi Road, No. Applicant after: JIANGSU HUIMIN TRAFFIC FACILITY CO.,LTD. Address before: 223200 Jiangsu, Huaian, industrial zone, A District, Huaxi Road, No. Applicant before: Lin Huiming |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20210905 |