CN102384262A - Automatic shifting device and method for speed change of vehicles - Google Patents

Automatic shifting device and method for speed change of vehicles Download PDF

Info

Publication number
CN102384262A
CN102384262A CN2011103626386A CN201110362638A CN102384262A CN 102384262 A CN102384262 A CN 102384262A CN 2011103626386 A CN2011103626386 A CN 2011103626386A CN 201110362638 A CN201110362638 A CN 201110362638A CN 102384262 A CN102384262 A CN 102384262A
Authority
CN
China
Prior art keywords
main shaft
gear
motor
shifting
choosing shelves
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2011103626386A
Other languages
Chinese (zh)
Other versions
CN102384262B (en
Inventor
李磊
吕小科
刘振发
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUZHOU GREEN CONTROL DRIVE SCIENCE AND TECHNOLOGY CO., LTD.
Original Assignee
NANJING GREENCONTROL TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NANJING GREENCONTROL TECHNOLOGY Co Ltd filed Critical NANJING GREENCONTROL TECHNOLOGY Co Ltd
Priority to CN201110362638.6A priority Critical patent/CN102384262B/en
Priority claimed from CN201110362638.6A external-priority patent/CN102384262B/en
Publication of CN102384262A publication Critical patent/CN102384262A/en
Application granted granted Critical
Publication of CN102384262B publication Critical patent/CN102384262B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention relates to an automatic shifting device and a method for speed change of vehicles. The device comprises a shift selection motor, a shift selection reducer which is connected with the shift selection motor and is used for speed reduction, a spindle, a dial head sleeved on the spindle, a shift motor, a lead screw connected with the output of the shift motor, a nut sleeved on the lead screw, a shifting fork which is sleeved on the spindle and is in transmission fit with the nut, a shift selection position sensor arranged on the shift selection reducer, a shift position sensor connected with the spindle, and a shell which is positioned between the shift selection reducer and the shift motor and covers the spindle. The invention has the advantages that: the device has a simple structure, is light and has high mechanical efficiency; the device can realize trip stop, is convenient to install, and is small in mechanical occupied space; the device can realize the stable transmission of power, is accurate in position, can realize program control easily, and is safe and reliable, and shift selection and changing actions are accurate; and the device is low in cost and is easy to implement.

Description

Vehicle speed variation is with auto-shifting device and method thereof
Technical field
The invention belongs to vehicle component, the vehicle speed variation that relates in particular to layout and the installation of speed change gear transmission device control mechanism on vehicle is with auto-shifting device and method thereof.
Background technique
Be applied to the automatic speed-changing system on the automobile at present, the hydraulic automatic speed variator (AT) that exhausted big number is made up of fluid torque converter and planetary transmission because cost is high, oil consumption is big, often only is applied to high-grade car, is difficult to popularize.The eighties has occurred on the basis of manual gearing transmission through installing a cover actuator and an ECU additional; Realize automated mechanical formula automatic transmission (AMT); Hydraulic actuator is adopted in the control of its gearbox always; This mechanism is made up of choosing shelves, gear shifting oil cylinder, oil pump and solenoid valve, realizes choosing shelves and gear shift action through control electromagnetic valve.Its shortcoming is a complex structure, and cost is higher, and there is power loss in course of action.
Chinese invention patent ZL01226807.0 discloses a kind of vehicle speed variation and uses auto-shifting device, and it comprises motor, retarder, camshaft, cam disk, one group of reverse shift fork and angular displacement sensor; Described motor links through retarder and camshaft; Cam disk is axially fixed on the camshaft through the key connection; The end face of the end face of cam disk and the camshaft shaft shoulder is respectively equipped with cam path; One end of described shift fork is inserted in aforementioned two cam paths through straight pin, and the other end of shift fork inserts in the groove of gear shift shifting block in the automobile gearbox; Described angular displacement sensor places the end of camshaft.The major defect that this mechanism exists is that cam profile is crucial sport technique segment, needs very high machining accuracy, is unfavorable for producing in batches; Strict cam profile requires have high-precision sensor to carry out position probing, and high control accuracy will be arranged; Gear must go up and down successively shelves according to cam profile, can not realize trip stop.
Summary of the invention
For overcoming the defective of existing technology, the purpose of this invention is to provide a kind of vehicle speed variation and use auto-shifting device, to simplify the gearshift structure, improve transmission efficiency, reduce cost, keep in repair easy to use.
Technological scheme of the present invention is: a kind of vehicle speed variation is used auto-shifting device, and it comprises: a choosing shelves motor, link to each other with choosing shelves motor and the choosing shelves speed reducer, the main shaft that slow down, be sleeved on shifting block, gear shifting motor, the leading screw that links to each other with the output of gear shifting motor on the main shaft, the shift fork that is set in nut on the leading screw, is sleeved on the main shaft and cooperates with the nut transmission, be arranged on the choosing shelves speed reducer select that gear is put sensor, the shift pattern sensor that is connected with main shaft and selecting between grade speed reducer and the gear shifting motor and coating the housing of main shaft.
On the basis of technique scheme, further comprise following attached technological scheme:
Said choosing shelves speed reducer has the output translation shaft and is arranged on the terminal choosing shelves plectrum of output translation shaft, and said shifting block is provided with and selects grade annular groove of plectrum snap fit.
All there is a columnar protrusions described nut both sides, and shift fork has the furcation that clamps with columnar protrusions and be sleeved on the belled part of main shaft.
It further comprises with the said gear that selects puts the ECU that sensor and shift pattern sensor all are electrically connected.
Said choosing shelves motor is fastened on the choosing shelves speed reducer, and choosing shelves speed reducer and gear shifting motor all are fastened on the housing, and said main shaft is connected on the housing through the bearing fixing that is positioned at two ends.
Another technological scheme of the present invention in addition is: a kind of vehicle speed variation is used the automaitc shfit method, and it is applied to vehicle speed variation with in the auto-shifting device, and it comprises:
S1: after the ECU judgement needed gearshift, ECU control gear shifting motor drove leading screw and nut, and end thrust is passed to shift fork and on main shaft, forms moment of torsion to drive the shifting block rotation; Through the position indication of shift pattern sensor, march to the neutral position of gearbox earlier again;
S2: judge whether to select shelves, execution in step S3 then in this way, as not, execution in step S5 then;
S3: an ECU control choosing shelves motor, drive a choosing shelves speed reducer, and then drive the output translation shaft and produce axial translation, snap fits in the annular groove set on the shifting block through the choosing shelves plectrum of establishing on the output translation shaft, thereby drive shifting block translation on main shaft;
S4: through selecting gear to put the position indication of sensor, arrive target and select gear to put again, realize the choosing shelves;
S5: ECU control gear shifting motor drives leading screw and nut, and end thrust is passed to shift fork and on main shaft, forms moment of torsion; And then driving shifting block rotation;
S6: through the position indication of shift pattern sensor, arrive the object gear position again, realize shifting into end.
On the basis of technique scheme, further comprise attached technological scheme:
Said vehicle speed variation comprises choosing shelves motor with auto-shifting device; With the choosing shelves speed reducer that selects the shelves motor to link to each other and slow down; Main shaft; Be sleeved on the shifting block on the main shaft; Gear shifting motor; The leading screw that links to each other with the output of gear shifting motor; Be set in the nut on the leading screw; Be sleeved on the main shaft and the shift fork that cooperates with the nut transmission; The gear that selects that is arranged on the choosing shelves speed reducer is put sensor; The shift pattern sensor that is connected with main shaft; And between choosing shelves speed reducer and gear shifting motor and coat the housing of main shaft.
Said choosing shelves speed reducer have with the output translation shaft of spindle parallel and be arranged on the output translation shaft terminal and with the choosing shelves plectrum of shifting block snap fit; And said shifting block is provided with and the annular groove that selects grade plectrum to cooperate; All there is a columnar protrusions said nut both sides; Said shift fork has furcation and is sleeved on the belled part of main shaft; Said furcation has a pair of bifurcated spare of establishing relatively, and columnar protrusions is installed on respectively on the corresponding bifurcated spare, and nut is between bifurcated spare
Advantage of the present invention is simple in structure, light and handy, and mechanical efficiency is high; Can realize trip stop, easy for installation, machinery takes up room little; Shifting block reliably is connected with main shaft, speed reducer output translation shaft, realizes the power smooth transfer, and the position is accurate, is easy to realize program control, selects the gear shift proper errorless, safe and reliable; With low cost, easy to implement, be applicable to any employing fixedly shaft type grade vehicle of gear manual-shift gearbox is arranged, also can on the basis that does not change former gearbox internal structure, carry out automatic improving to the hand shift system.
Description of drawings
The contrast accompanying drawing is described further the present invention.
Fig. 1 is a structural representation of the present invention, and wherein the part internal structure has announcement;
Fig. 2 is the generalized section of Fig. 1 along the A-A line.
Embodiment
Embodiment: shown in Fig. 1-2; It is the specific embodiment of vehicle speed variation of the present invention with auto-shifting device, it choosing shelves speed reducer 2, main shaft 3 that comprises a choosing shelves motor 1, links to each other and slow down with choosing shelves motor 1, be sleeved on shifting block 4, gear shifting motor 5, the leading screw 6 that links to each other with the output of gear shifting motor 5 on the main shaft 3, the shift fork 8 that is set in nut 7 on the leading screw 6, is sleeved on the main shaft 3 and cooperates with nut 7 transmissions, be arranged on the choosing shelves speed reducer 2 select gear put sensor 9, the shift pattern sensor 10 that is connected with main shaft 3, between choosing grade speed reducer 2 and gear shifting motor 5 and coat main shaft 3 housing 11 and with the ECU (not marking among the figure) that selects gear to put sensor 9, shift pattern sensor 10, select a grade motor 1, gear shifting motor 5 all to be electrically connected.Wherein choosing shelves motor 1 by bolton on choosing shelves speed reducer 2, and choosing shelves speed reducer 2 with gear shifting motor 5 respectively by bolton on housing 11, main shaft 3 is fixedly connected on the housing 11 through the bearing 30 that is positioned at two ends, and vertical each other with leading screw 6.
Choosing shelves speed reducer 2 have the output translation shaft 20 parallel with main shaft 3 and be arranged on output translation shaft 20 terminal and with the choosing shelves plectrum 22 of shifting block 4 snap fit.Shifting block 4 is provided with and the annular groove that selects grade plectrum 22 to cooperate 40.All there is a columnar protrusions 70 nut 7 both sides.Shift fork 8 has furcation 80 and is sleeved on the belled part 82 of main shaft 3.Furcation 80 has a pair of bifurcated spare of establishing relatively, and columnar protrusions 70 is installed on respectively on the corresponding bifurcated spare, and nut 7 is between bifurcated spare.Can find out that by Fig. 1 gear shifting motor 5 directly drives leading screw 6, cooperate the end thrust that the torque of gear shifting motor 5 is converted into nut 7 through feed screw nut; Two columnar protrusions 70 establishing on the nut 7 simultaneously are installed on the furcation 80 of shift fork 8, guarantee that promptly nut 7 does not rotate, and only produce to move axially, and guarantee that again the end thrust of nut 7 passes to shift fork 8.The transmission that shifting block 4 and main shaft 3 both can have been realized moment of torsion can realize relative translation again; Shift fork 8 is sleeved on the main shaft 3, and can make the thrust of nut 7 on main shaft 3, produce moment of torsion.Export the choosing shelves plectrum of establishing on the translation shaft 20 22 simultaneously and snap fits in the annular groove set on the shifting block 4 40, realize output translation shaft 20 and shifting block 4 no gap interlocks.Wherein both do not contact shifting block 4 at work with shift fork 8, and shifting block 4 is sleeved on the main shaft 3, can on main shaft 3, slide through choosing shelves speed reducer 2, select shelves, but with not relatively rotating between the main shaft 3; Shift fork 8 also is sleeved on the main shaft 3, drives through feed screw nut, makes main shaft 3 rotate, and then makes shift fork 8 rotate, and realizes the gear shift action, can not relatively rotate between shift fork 8 and the main shaft 3 simultaneously.
Select gear to put sensor 9 and all adopt angular displacement sensor with shift pattern sensor 10.Select gear to put sensor 9, realize accurate feedback shifting block 4 axial positions through position probing to choosing shelves speed reducer 2; And the detection that shift pattern sensor 10 passes through the pivotal position of main shaft 3 realizes the accurate feedback to shifting block 4 angular position.Because gearshift procedure is divided into choosing shelves and gear shift: during the choosing shelves, shifting block 4 is at first got back to vertical position, promptly drives the gearbox driving block and gets back to neutral position; Drive shifting blocks 4 through choosing shelves motor 1 and choosing shelves speed reducer 2 and on main shaft 3, slides and realize the selection to the different gear driving blocks of gearbox this moment, reaches after the target drives piece position choosing shelves action completion; Mainly be to rotate during gear shift, and then make shifting block 4 rotating drive gearbox driving blocks, realize gear shift through shift fork 8 drive main spindle 3; When needs are changed gear, make shifting block 4 move to vertical position through gear shifting motor 5 earlier, just drive the gearbox driving block and get back to neutral gear; Whether needs select shelves according to selecting gear to put sensor 9 position judgment afterwards, carry out like need, then pass through choosing shelves motor 1 and select shelves speed reducer 2 driving shifting blocks 4 on main shaft 3, to slide to arrive target drives piece position; Make shifting block 4 drive gearbox driving block target approach gear through gear shifting motor 5 more afterwards.Wherein shifting block 4 can only slide on main shaft 3, and main shaft 3 rotates relatively; Shift fork 8 is sleeved on the main shaft 3, can not relatively rotate with main shaft 3, so can drive main spindle 3 rotate, drives shifting block 4 through main shaft 3 and rotates, and drives the gearbox driving block, realizes shelves.Choosing shelves can only be got back to neutral gear at the gearbox driving block and just can carry out, and promptly shifting block 4 is vertically down the time.
During work, behind the shift command of receiving ECU, at first drive shifting block 4 through gear shifting motor 5 and get back to vertical position (being the transmission neutral position), whether needs select shelves according to selecting gear to put sensor 9 position judgment afterwards, select shelves like needs; ECU is at first controlled choosing shelves motor 1; Drive choosing shelves speed reducer 2; And then driving output translation shaft 20 produces axial translation; Because the choosing shelves plectrum of establishing on the output translation shaft 20 22 snaps fits in the annular groove set on the shifting block 4 40, output translation shaft 20 and shifting block 4 no gap interlocks are so can realize shifting block 4 translation on main shaft 3; Through selecting gear to put the position indication of sensor 9, arrive target and select gear to put again, realize the choosing shelves.Then; ECU control gear shifting motor 5 drives leading screw 6 and nut 7, and because nut 7 is provided with two columnar protrusions 70 that are installed on the furcation 80; So nut 7 can't rotate; Can only form end thrust, and end thrust passed to shift fork 8, and on main shaft 3, form moment of torsion through columnar protrusions 70; And then drive shifting block 4 rotations, and through the position indication of shift pattern sensor 10, arrive the object gear position again, realize gear shift.If need not the choosing shelves, then ECU is directly controlled gear shifting motor 5, and the position indication through shift pattern sensor 10 arrives the object gear position, realizes gear shift.
General gearbox has 3 to 4 to select gear, and each selects 1~2 shelves of gear distribution, and promptly shifting block 4 places under the vertical state, and the neutral position of corresponding gearbox simultaneously according to the position of angular displacement sensor, confirms to select gear through the slip of shifting block 4 on main shaft 3; Drive gear shifting motor 5 according to ECU afterwards and drive feed screw nut, so shift fork 8 and main shaft 3 rotations, drive shifting block 4 and rotate, realize the gear shift action; Suppose from 1 grade to 2 grades gearshift procedure: when needs conversion gear, ECU at first drives gear shifting motor 5, and shift fork 8 drives main shaft 3 and shifting block 4 rotates; According to the position feedback of shift pattern sensor 10, drive one grade of driving block of gearbox and move to the transmission neutral position, afterwards according to selecting gear to put the feedback of sensing station 9; Select shelves like need; Then ECU can drive choosing shelves motor 1, through choosing shelves speed reducer 2, puts the position feedback of sensor 9 through selecting gear; Drive the target location that shifting block 4 arrives at gearbox second gear driving block, accomplish the action of choosing shelves; ECU continues to drive gear shifting motor 5, through the position feedback of shift pattern sensor 10, marches to 2 gears through 2 grades of driving blocks of shifting block 4 driving gearboxes and puts, and accomplishes whole gear shift action.
Present embodiment further provides another technological scheme simultaneously: a kind of vehicle speed variation is used the automaitc shfit method; It is applied to above-mentioned vehicle speed variation with in the auto-shifting device; And choosing shelves speed reducer 2, main shaft 3 that this vehicle speed variation comprises a choosing shelves motor 1 at least, links to each other with choosing shelves motor 1 and slows down with auto-shifting device, be sleeved on shifting block 4, gear shifting motor 5, the leading screw 6 that links to each other with the output of gear shifting motor 5 on the main shaft 3, the shift fork 8 that is set in nut 7 on the leading screw 6, is sleeved on the main shaft 3 and cooperates with nut 7 transmissions, the gear that selects that is arranged on the choosing shelves speed reducer 2 put sensor 9, the shift pattern sensor 10 that is connected with main shaft 3 and between choosing shelves speed reducer 2 and gear shifting motor 5 and coat the housing 11 of main shaft 3 and put the ECU that sensor 9, shift pattern sensor 10, a choosing shelves motor 1, gear shifting motor 5 all are electrically connected with selecting gear, wherein choosing grade speed reducer 2 have the output translation shaft 20 parallel with main shaft 3 and be arranged on export translation shaft 20 ends and with the choosing shelves plectrum 22 of shifting block 4 snap fit; Shifting block 4 is provided with and the annular groove that selects grade plectrum 22 to cooperate 40; All there is a columnar protrusions 70 nut 7 both sides; Shift fork 8 has furcation 80 and is sleeved on the belled part 82 of main shaft 3; Furcation 80 has relatively and a pair of bifurcated spare established, and columnar protrusions 70 is installed on respectively on the corresponding bifurcated spare, and nut 7 is between bifurcated spare, and comprises the steps:
S1: after the ECU judgement needs gearshift; ECU control gear shifting motor 5 drives leading screw 6 and nut 7, and because nut 7 is provided with two columnar protrusions 70 that are installed on the furcation 80; So nut 7 can't rotate; Can only form end thrust, and end thrust passed to shift fork 8, and on main shaft 3, form moment of torsion through columnar protrusions 70; And then drive shifting block 4 rotations, again through the position indication of shift pattern sensor 10, march to the neutral position of gearbox earlier;
S2: ECU judges whether to select shelves, execution in step S3 then in this way, and as not, execution in step S5 then;
S3: ECU control choosing shelves motor 1; Drive choosing shelves speed reducer 2; And then drive the axial translation of output translation shaft 20 generations, snap fits in the annular groove set on the shifting block 4 40 through the choosing shelves plectrum of establishing on the output translation shaft 20 22, thereby drive shifting block 4 translation on main shaft 3;
S4: through selecting gear to put the position indication of sensor 9, arrive target and select gear to put again, realize the choosing shelves;
S5: ECU control gear shifting motor 5; Drive leading screw 6 and nut 7; And,, can only form end thrust so nut 7 can't rotate because nut 7 is provided with two columnar protrusions 70 that are installed on the furcation 80; And end thrust is passed to shift fork 8, and on main shaft 3, form moment of torsion through columnar protrusions 70; And then driving shifting block 4 rotations;
S6: through the position indication of shift pattern sensor 10, arrive the object gear position again, realize shifting into end.
Certainly the foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to let the people who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.The all spirit of main technical schemes is done according to the present invention equivalent transformation or modification all should be encompassed within protection scope of the present invention.

Claims (8)

1. a vehicle speed variation is used auto-shifting device, it is characterized in that it comprises: a choosing shelves motor (1), link to each other with choosing shelves motors (1) and the choosing shelves speed reducer (2), the main shaft (3) that slow down, be sleeved on shifting block (4), gear shifting motor (5), the leading screw (6) that links to each other with the output of gear shifting motor (5) on the main shaft (3), be set in nut (7) on the leading screw (6), be sleeved on that main shaft (3) is gone up and the shift fork (8) that cooperates with nut (7) transmission, be arranged on and select selecting gear to put sensor (9), the shift pattern sensor (10) that is connected with main shaft (3) and be positioned at the housing (11) that selects between grade speed reducer (2) and the gear shifting motor (5) and coat main shaft (3) on grade speed reducers (2).
2. a kind of vehicle speed variation according to claim 1 is used auto-shifting device; It is characterized in that: said choosing shelves speed reducers (2) have output translation shaft (20) and are arranged on the terminal choosing shelves plectrum (22) of output translation shaft (20), and said shifting block (4) is provided with and selects the annular groove (40) of a grade plectrum (22) snap fit.
3. a kind of vehicle speed variation according to claim 2 is used auto-shifting device; It is characterized in that: all there is a columnar protrusions (70) described nut (7) both sides, and shift fork (8) has furcation (80) that clamps with columnar protrusions (70) and the belled part (82) that is sleeved on main shaft (3).
4. use auto-shifting device according to claim 1 or 2 or 3 described a kind of vehicle speed variations, it is characterized in that: it further comprises with the said gear that selects puts the ECU that sensor (9) and shift pattern sensor (10) all are electrically connected.
5. use auto-shifting device according to claim 1 or 2 or 3 described a kind of vehicle speed variations; It is characterized in that: said choosing shelves motors (1) are fastened on the choosing shelves speed reducers (2); And choosing shelves speed reducer (2) and gear shifting motor (5) all are fastened on the housing (11), and said main shaft (3) is fixedly connected on the housing (11) through the bearing (30) that is positioned at two ends.
6. a vehicle speed variation is used the automaitc shfit method, and it is applied to vehicle speed variation with in the auto-shifting device, it is characterized in that it comprises:
S1: after the ECU judgement needed gearshift, ECU control gear shifting motor drove leading screw and nut, and end thrust is passed to shift fork and on main shaft, forms moment of torsion to drive the shifting block rotation; Through the position indication of shift pattern sensor, march to the neutral position of gearbox earlier again;
S2: judge whether to select shelves, execution in step S3 then in this way, as not, execution in step S5 then;
S3: an ECU control choosing shelves motor, drive a choosing shelves speed reducer, and then drive the output translation shaft and produce axial translation, snap fits in the annular groove set on the shifting block through the choosing shelves plectrum of establishing on the output translation shaft, thereby drive shifting block translation on main shaft;
S4: through selecting gear to put the position indication of sensor, arrive target and select gear to put again, realize the choosing shelves;
S5: ECU control gear shifting motor drives leading screw and nut, and end thrust is passed to shift fork and on main shaft, forms moment of torsion; And then driving shifting block rotation;
S6: through the position indication of shift pattern sensor, arrive the object gear position again, realize shifting into end.
7. a kind of vehicle speed variation according to claim 6 is used the automaitc shfit method, it is characterized in that: choosing shelves speed reducer (2), the main shaft (3) that said vehicle speed variation comprises a choosing shelves motor (1), links to each other with choosing shelves motors (1) and slows down with auto-shifting device, be sleeved on shifting block (4), gear shifting motor (5), the leading screw (6) that links to each other with the output of gear shifting motor (5) on the main shaft (3), be set in nut (7) on the leading screw (6), be sleeved on that main shaft (3) is gone up and the shift fork (8) that cooperates with nut (7) transmission, be arranged on and select selecting gear to put sensor (9), the shift pattern sensor (10) that is connected with main shaft (3) and be positioned at the housing (11) that selects between grade speed reducer (2) and the gear shifting motor (5) and coat main shaft (3) on grade speed reducers (2).
8. a kind of vehicle speed variation according to claim 7 is used the automaitc shfit method, it is characterized in that: said choosing shelves speed reducers (2) have the output translation shaft (20) parallel with main shaft (3) and be arranged on output translation shaft (20) end and with the choosing shelves plectrum (22) of shifting block (4) snap fit; And said shifting block (4) is provided with and the annular groove (40) that selects a grade plectrum (22) to cooperate; All there is a columnar protrusions (70) said nut (7) both sides; Said shift fork (8) has furcation (80) and is sleeved on the belled part (82) of main shaft (3); Said furcation (80) has a pair of bifurcated spare of establishing relatively, and columnar protrusions (70) is installed on respectively on the corresponding bifurcated spare, and nut (7) is between bifurcated spare.
CN201110362638.6A 2011-11-16 Vehicle speed variation auto-shifting device and method thereof Active CN102384262B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110362638.6A CN102384262B (en) 2011-11-16 Vehicle speed variation auto-shifting device and method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110362638.6A CN102384262B (en) 2011-11-16 Vehicle speed variation auto-shifting device and method thereof

Publications (2)

Publication Number Publication Date
CN102384262A true CN102384262A (en) 2012-03-21
CN102384262B CN102384262B (en) 2016-12-14

Family

ID=

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102619969A (en) * 2012-04-16 2012-08-01 吉林大学 Electronic-control electric six-gear automatic gear-shifting system
CN103671872A (en) * 2013-12-27 2014-03-26 北京理工华创电动车技术有限公司 Electric control mechanical shift actuator of electric vehicle
CN105351516A (en) * 2015-12-15 2016-02-24 武汉理工通宇新源动力有限公司 Motor-driven gear selecting and shifting implementation mechanism of mechanical transmission
CN105889495A (en) * 2016-06-08 2016-08-24 陕西法士特齿轮有限责任公司 Automatic operating device for two gears
CN105889488A (en) * 2016-06-08 2016-08-24 陕西法士特齿轮有限责任公司 Multi-shift automatic control device
CN105909776A (en) * 2016-06-23 2016-08-31 陕西法士特齿轮有限责任公司 Two-gear operating device
CN105909777A (en) * 2016-06-23 2016-08-31 陕西法士特齿轮有限责任公司 Automatic control device
CN106224530A (en) * 2016-09-20 2016-12-14 上海汽车变速器有限公司 Variator electromechanical performs system and method
CN106246905A (en) * 2016-08-31 2016-12-21 西安法士特汽车传动有限公司 A kind of gyropilot of four gears
CN113357362A (en) * 2021-04-23 2021-09-07 中汽动力(沈阳)有限公司 Select shift structure, derailleur and vehicle

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10045266C2 (en) * 2000-09-13 2003-01-09 Porsche Ag Switching device for actuating a multi-stage manual transmission
DE102006017265A1 (en) * 2005-04-13 2006-10-19 Aktiebolaget Skf Control device for switching of motor-driven vehicle comprises charging rod on which are charging devices each with selection finger and cam selection rod to switch device from active to passive state and back
CN101353016A (en) * 2008-08-29 2009-01-28 安徽奥马特汽车变速系统有限公司 Automatic gear shift apparatus for vehicle speed variation
CN101367337A (en) * 2008-09-02 2009-02-18 安徽奥马特汽车变速系统有限公司 On-line detecting device for rotating shaft angular travel for cars
CN201283792Y (en) * 2008-08-29 2009-08-05 安徽奥马特汽车变速系统有限公司 Automatic gear shift apparatus for vehicle speed variation
CN201606485U (en) * 2009-12-18 2010-10-13 一汽解放青岛汽车厂 Truck electric shifting mechanism without synchronizer transmission
CN201723695U (en) * 2010-05-31 2011-01-26 南京奥联动力传动科技有限公司 Ball screw type gear selection and shift execution mechanism
DE102009038083A1 (en) * 2009-08-19 2011-02-24 Schaeffler Technologies Gmbh & Co. Kg Shift unit for manual transmission of motor vehicle to transfer e.g. shifting movements of driver to gear wheel to be shifted, has connecting rod pin moved such that balancing movement of pin takes place after attachment of pin at rod path
CN202392099U (en) * 2011-11-16 2012-08-22 南京绿控传动科技有限公司 Automatic gear shifting device for changing speed of vehicle

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10045266C2 (en) * 2000-09-13 2003-01-09 Porsche Ag Switching device for actuating a multi-stage manual transmission
DE102006017265A1 (en) * 2005-04-13 2006-10-19 Aktiebolaget Skf Control device for switching of motor-driven vehicle comprises charging rod on which are charging devices each with selection finger and cam selection rod to switch device from active to passive state and back
CN101353016A (en) * 2008-08-29 2009-01-28 安徽奥马特汽车变速系统有限公司 Automatic gear shift apparatus for vehicle speed variation
CN201283792Y (en) * 2008-08-29 2009-08-05 安徽奥马特汽车变速系统有限公司 Automatic gear shift apparatus for vehicle speed variation
CN101367337A (en) * 2008-09-02 2009-02-18 安徽奥马特汽车变速系统有限公司 On-line detecting device for rotating shaft angular travel for cars
DE102009038083A1 (en) * 2009-08-19 2011-02-24 Schaeffler Technologies Gmbh & Co. Kg Shift unit for manual transmission of motor vehicle to transfer e.g. shifting movements of driver to gear wheel to be shifted, has connecting rod pin moved such that balancing movement of pin takes place after attachment of pin at rod path
CN201606485U (en) * 2009-12-18 2010-10-13 一汽解放青岛汽车厂 Truck electric shifting mechanism without synchronizer transmission
CN201723695U (en) * 2010-05-31 2011-01-26 南京奥联动力传动科技有限公司 Ball screw type gear selection and shift execution mechanism
CN202392099U (en) * 2011-11-16 2012-08-22 南京绿控传动科技有限公司 Automatic gear shifting device for changing speed of vehicle

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102619969A (en) * 2012-04-16 2012-08-01 吉林大学 Electronic-control electric six-gear automatic gear-shifting system
CN103671872A (en) * 2013-12-27 2014-03-26 北京理工华创电动车技术有限公司 Electric control mechanical shift actuator of electric vehicle
CN103671872B (en) * 2013-12-27 2016-08-17 北京理工华创电动车技术有限公司 A kind of electric control mechanical shift actuator of electric vehicle
CN105351516A (en) * 2015-12-15 2016-02-24 武汉理工通宇新源动力有限公司 Motor-driven gear selecting and shifting implementation mechanism of mechanical transmission
CN105889495A (en) * 2016-06-08 2016-08-24 陕西法士特齿轮有限责任公司 Automatic operating device for two gears
CN105889488A (en) * 2016-06-08 2016-08-24 陕西法士特齿轮有限责任公司 Multi-shift automatic control device
CN105909776A (en) * 2016-06-23 2016-08-31 陕西法士特齿轮有限责任公司 Two-gear operating device
CN105909777A (en) * 2016-06-23 2016-08-31 陕西法士特齿轮有限责任公司 Automatic control device
CN106246905A (en) * 2016-08-31 2016-12-21 西安法士特汽车传动有限公司 A kind of gyropilot of four gears
CN106224530A (en) * 2016-09-20 2016-12-14 上海汽车变速器有限公司 Variator electromechanical performs system and method
CN106224530B (en) * 2016-09-20 2019-02-12 上海汽车变速器有限公司 Speed changer electromechanical executes system and method
CN113357362A (en) * 2021-04-23 2021-09-07 中汽动力(沈阳)有限公司 Select shift structure, derailleur and vehicle

Similar Documents

Publication Publication Date Title
CN202392099U (en) Automatic gear shifting device for changing speed of vehicle
CN205009988U (en) Rear axle assembly with main reducer that keep off more
CN102207191B (en) Screw type gear shift executing mechanism for mechanical type automatic transmission system
CN107061653A (en) Unlimited speed changing type buncher, continuous change formula buncher, method, component, sub-component and its part
CN100540954C (en) A kind of integrated electric auto-shifting device that is applied to transmission case of commercial vehicle
CN2480213Y (en) Automatic shafting mechanism for vehicle gearing box
CN106051137A (en) Multi-gear gearbox and control method thereof
CN101353016A (en) Automatic gear shift apparatus for vehicle speed variation
CN1415876A (en) Double-clutch type auto speed variable gear
CN105065658A (en) Slider oscillating bar gear shifting mechanism for electric vehicle two-gear automatic transmission
CN202165585U (en) Built-in AMT (Automated Mechanical Transmission) gear shifting drive system
CN206785990U (en) New-energy automobile electric-controlled mechanical linear shift automatic transmission
CN104389958B (en) Multi-position line-control automatic transmission for electric automobile
CN201283792Y (en) Automatic gear shift apparatus for vehicle speed variation
KR20110092075A (en) Method for initializing gear actuator of automated manual transmission
CN102022521B (en) Electric shifting executing device of double clutch automatic transmission
CN103518082B (en) The initial method of the actuation unit of switching device shifter and for the switching device shifter of power-shift transmission
CN204878684U (en) Shifter suitable for 6 shelves gearbox
CN102518789A (en) Electric gear-shifting actuating mechanism
CN102384262A (en) Automatic shifting device and method for speed change of vehicles
CN112145677B (en) Gear shifting drum, gearbox and vehicle gear self-locking control method
CN104389999B (en) Electric automobile three keeps off line traffic control automatic transmission
CN102384262B (en) Vehicle speed variation auto-shifting device and method thereof
CN202484278U (en) Electric gear-shifting actuating mechanism
CN202579993U (en) Shifting fork component applied to automated mechanical transmission (AMT)

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
ASS Succession or assignment of patent right

Owner name: SUZHOU GREENCONTROL TECHNOLOGY CO., LTD.

Free format text: FORMER OWNER: NANJING GREENCONTROL TECHNOLOGY CO., LTD.

Effective date: 20120801

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 211100 NANJING, JIANGSU PROVINCE TO: 210000 SUZHOU, JIANGSU PROVINCE

TA01 Transfer of patent application right

Effective date of registration: 20120801

Address after: 210000 science and Technology Pioneer Park, Wujiang economic and Technological Development Zone, Suzhou, Jiangsu, Wujiang

Applicant after: Suzhou Lvkong Transmission Technology Co., Ltd.

Address before: 211100 No. 30, Bao Xiang Road, Binjiang Development Zone, Jiangning District, Jiangsu, Nanjing

Applicant before: Nanjing Greencontrol Technology Co., Ltd.

C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 210000 Science and Technology Pioneering Park of Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province

Patentee after: SUZHOU GREEN CONTROL DRIVE SCIENCE AND TECHNOLOGY CO., LTD.

Address before: 210000 Science and Technology Pioneering Park of Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province

Patentee before: Suzhou Lvkong Transmission Technology Co., Ltd.