CN103912677A - Electric lead screw drive mechanism for automatic transmission - Google Patents
Electric lead screw drive mechanism for automatic transmission Download PDFInfo
- Publication number
- CN103912677A CN103912677A CN201310007823.2A CN201310007823A CN103912677A CN 103912677 A CN103912677 A CN 103912677A CN 201310007823 A CN201310007823 A CN 201310007823A CN 103912677 A CN103912677 A CN 103912677A
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- CN
- China
- Prior art keywords
- shifting
- gear
- gear selecting
- gearshift
- pin
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors actuators or related electrical control means therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/34—Generation or transmission of movements for final actuating mechanisms comprising two mechanisms, one for the preselection movement, and one for the shifting movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/32—Gear shift yokes, e.g. shift forks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H2061/2884—Screw-nut devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors actuators or related electrical control means therefor
- F16H2061/323—Electric motors actuators or related electrical control means therefor for power assistance, i.e. servos with follow up action
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors actuators or related electrical control means therefor
- F16H2061/326—Actuators for range selection, i.e. actuators for controlling the range selector or the manual range valve in the transmission
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention relates to an electric lead screw drive mechanism for an automatic transmission. The electric lead screw drive mechanism comprises a gearshift motor, a gear selection motor, a screw rod connection sleeve, a screw rod, a screw rod nut, a gearshift shifting fork, a lead screw nut sleeve, a gear selection shifting fork, a gear selection block, a gear selection shaft sleeve, a gear selection pin, a gearshift pin and a gearshift shaft, wherein the gearshift motor, the screw rod connection sleeve and the screw rod are sequentially connected; the screw rod nut sleeves the screw rod and is fixedly connected with the lead screw nut sleeve; the gearshift shifting fork is connected with the gearshift pin and the gearshift shaft respectively; the gearshift pin is slidably connected with the lead screw nut sleeve; the gear selection motor, the gear selection shaft sleeve and the gear selection shifting fork are sequentially connected; the gear selection pin is connected with the gear selection shifting fork and the gear selection shifting block respectively; the gear selection shifting block is connected with the gearshift shaft. Compared with the prior art, the electric lead screw drive mechanism disclosed by the invention is high in reliability, convenient to install, and low in cost.
Description
Technical field
The present invention relates to a kind of automatic transmission correlation technique, especially relate to a kind of automatic transmission electric threaded shaft driving mechanism.
Background technique
Electric control mechanical type automatic speed variator Automated Mechanical Transmission, be called for short AMT, its concrete condition is exactly that he is take manual transmission as parent, reverse shift fork, the shift shaft etc. of manual transmission are realized automatically and being handled by the parts of human control, pilot control automobile is the same with self-shifting, has so just realized the automation of manual transmission; AMT had both had hydraulic automatic speed variator self-shifting advantage, had retained again that the gear-driven efficiency of former manual transmission is high, cost is low, the strong point of simple in structure, easy manufacture.It has integrated the two advantage, enjoys all drivers' welcome with distinctive economy, convenience, safety, travelling comfort, becomes the focus of various countries' exploitation.
Take 5 gear gearboxes as example, shift shaft 3 positions that can move up and down, 2 positions of left-right rotation, thereby realize the variation of 5 gears and a reverse gear, the shift shaft 8.5mm that moves up and down, left-right rotation 16 is spent, and general AMT is made up of following several parts: speed changer body, is generally traditional mechanical type manual speed-changer; Controller, by collecting car load operation information, according to circumstances sends order-driven driving mechanism and selects gear shift; Qu Hang mechanism, receives that the parts such as instruction rear driving shift shaft or reverse shift fork that controller sends carry out gear shift.
Existing AMT, is to move up and down with the shift shaft that makes of motor shift fork, then drives another gear on shift shaft by another motor-driven gear, and shift shaft is rotated.There is following defect in this scheme:
1, step electric machine and gear shifting motor must be 90 degree layouts, not attractive in appearance.
2, gear shifting motor is arranged in gearbox side, has increased gearbox width, easily touches crossbeam.
3, after gear shift, gear shifting motor stops operating, and no longer gives moment of torsion, and in the process of a vapour operation, vibration likely can make change gear rotate, thereby causes out of supply.
4, gear slip is easily stuck, wearing and tearing.
5, the required moment of gear shift is large, and by gear transmission gear shift moment, gear shifting motor need install a speed reducer additional and add high pulling torque, increases rotating cycle, could meet like this demand of moment, control accuracy.
6, after choosing, gear shifting motor have been broken, self-clanging gear-shift can not be worked, can only trailer maintenance.
Summary of the invention
Object of the present invention is exactly to provide in order to overcome the defect that above-mentioned prior art exists that a kind of reliability is high, easy for installation, automatic transmission electric threaded shaft driving mechanism cheaply.
Object of the present invention can be achieved through the following technical solutions:
A kind of automatic transmission electric threaded shaft driving mechanism, it is characterized in that, comprise shift motor 1, step electric machine 2, screw mandrel connecting sleeve 3, screw mandrel 4, feed screw nut 5, shifting fork 6, screw nut sleeve 7, gear selecting fork 10, gear selecting shifting block 16, gear selecting axle sleeve 19, gear selecting pin 20, gear shift pin 23 and shifting shaft 24, described shift motor 1, screw mandrel connecting sleeve 3 is connected successively with screw mandrel 4, described feed screw nut 5 is set on screw mandrel 4, and be fixedly connected with screw nut sleeve 7, described shifting fork 6 is connected with gear shift pin 23 and shifting shaft 24 respectively, described gear shift pin 23 is slidably connected with screw nut sleeve 7, described step electric machine 2, gear selecting axle sleeve 19, gear selecting fork 10 connects successively, described gear selecting pin 20 respectively with gear selecting fork 10, gear selecting shifting block 16 connects, described gear selecting shifting block 16 is connected with shifting shaft 24.
Described shift motor 1 and step electric machine 2 parallel horizontal arrangement are at the top of gearbox.
Also comprise gearshift shell 8 and gearshift cover plate 9, described shifting fork 6 is located in the gap between gearshift shell 8 and gearshift cover plate 9.
Between described shift motor 1, screw mandrel connecting sleeve 3 and screw mandrel 4, connect successively by first key 11.
Described screw mandrel connecting sleeve 3 is provided with clutch shaft bearing 13, and described screw mandrel 4 is provided with the second bearing 14, and described gearshift shell 8 is provided with the bearing hole for placing clutch shaft bearing 13 and the second bearing 14, and this bearing hole outside is provided with back-up ring 12,15 for hole.
The pin-and-hole that described shifting fork 6 is provided with the cubic endoporus sheathed for shifting shaft 24 and inserts for gear shift pin 23, described screw nut sleeve 7 is provided with two chutes with gear shift pin 23 places of being connected.
Between described step electric machine 2, gear selecting axle sleeve 19, gear selecting fork 10, connect successively by the second key 18.
Described gear selecting shifting block 16 is connected by bolt 17 with shifting shaft 24.
Also comprise top cover 21, this top cover is provided with the hole for placing dust ring 22, and described shifting shaft 24 is through dust ring 22.
Compared with prior art, the present invention has the following advantages:
1) reliability is high, by the connection of screw nut sleeve and reverse shift fork, forms structural self-locking, and gearbox can be not out of supply.
2, easy for installation, by lead screw transmission, gear shifting motor is arranged in to speed changer top, do not increase speed changer overall width, avoid touching crossbeam.
3, by slotting in feed screw nut mother set, reverse shift fork expense hole dress gear shift pin, gear shift pin puts the structure of slip at feed screw nut, be equivalent to the running torque of motor to be converted into the linear thrust of feed screw nut, then be converted into the running torque that drives shift shaft, by the conversion of this mechanism, moment can be amplified 180 times, the number of turns that gearshift procedure of motor rotates can arrive 15 circles, need not install thus speed reducer additional, meets the requirement of moment, control accuracy simultaneously.
4,, by the shift shaft of a particular design, on shift shaft, four work M10 screws and flat position, four directions, make to be connected with motor by other component, rotatablely moving of two motors is converted into straight line motion and the rotation of shift shaft.
5, by the shift shaft of a particular design, coordinate with the cubic hole of reverse shift fork with flat position, the four directions of shift shaft, M10 bolt links up shift shaft and gear selecting shifting block, reverse shift fork is arranged between gearshift shell and gearshift mechanism cover plate, and there is the modes such as certain interval, when shift shaft is moved up and down, do not affect the position of other part.
6,, by the work of controller control gear shifting motor and step electric machine, can realize shift shaft is handled automatically, thereby realize speed changer automaitc shfit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is that the A-A of Fig. 1 is to sectional view;
Fig. 3 is that the B-B of Fig. 1 is to sectional view;
Fig. 4 is that the C-C of Fig. 1 is to sectional view;
Fig. 5 is that the D-D of Fig. 3 is to sectional view;
Fig. 6 is the structural representation of shifting fork of the present invention;
Fig. 7 is the structural representation of shifting shaft of the present invention;
Fig. 8 is the E direction schematic diagram of Fig. 7.
embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
As shown in Fig. 1-7, a kind of automatic transmission electric threaded shaft driving mechanism, comprise shift motor 1, step electric machine 2, screw mandrel connecting sleeve 3, screw mandrel 4, feed screw nut 5, shifting fork 6, screw nut sleeve 7, gear selecting fork 10, gear selecting shifting block 16, gear selecting axle sleeve 19, gear selecting pin 20, gear shift pin 23 and shifting shaft 24, described shift motor 1, screw mandrel connecting sleeve 3 is connected successively with screw mandrel 4, described feed screw nut 5 is set on screw mandrel 4, and be fixedly connected with screw nut sleeve 7, described shifting fork 6 is connected with gear shift pin 23 and shifting shaft 24 respectively, described gear shift pin 23 is slidably connected with screw nut sleeve 7, described step electric machine 2, gear selecting axle sleeve 19, gear selecting fork 10 connects successively, described gear selecting pin 20 respectively with gear selecting fork 10, gear selecting shifting block 16 connects, described gear selecting shifting block 16 is connected with shifting shaft 24.
Described shift motor 1 and step electric machine 2 parallel horizontal arrangement are at the top of gearbox.The present invention also comprises gearshift shell 8 and gearshift cover plate 9, and described shifting fork 6 is located in the gap between gearshift shell 8 and gearshift cover plate 9.Between described shift motor 1, screw mandrel connecting sleeve 3 and screw mandrel 4, connect successively by first key 11.
Described screw mandrel connecting sleeve 3 is provided with clutch shaft bearing 13, and described screw mandrel 4 is provided with the second bearing 14, and described gearshift shell 8 is provided with the bearing hole for placing clutch shaft bearing 13 and the second bearing 14, and this bearing hole outside is provided with back-up ring 12,15 for hole.
The pin-and-hole that described shifting fork 6 is provided with the cubic endoporus sheathed for shifting shaft 24 and inserts for gear shift pin 23, described screw nut sleeve 7 is provided with two chutes with gear shift pin 23 places of being connected.Between described step electric machine 2, gear selecting axle sleeve 19, gear selecting fork 10, connect successively by the second key 18.Described gear selecting shifting block 16 is connected by bolt 17 with shifting shaft 24.
The present invention also comprises top cover 21, and this top cover is provided with the hole for placing dust ring 22, and described shifting shaft 24 is through dust ring 22.
Gear shifting motor 1 is connected with leading screw connecting sleeve 3 by key 11, leading screw connecting sleeve 3 is connected with leading screw 4 by same key again, leading screw connecting sleeve is furnished with 6205 bearings 13, the little head end of leading screw is furnished with 6201 bearings 14, two bearings are arranged in the bearing hole of gearshift mechanism shell 8, limit axial position with the rib that hole back-up ring 12 and hole back-up ring 15 and housing process.In the time that gear shifting motor 1 rotates, the rotation of leading screw connecting sleeve, leading screw connecting sleeve rotates the leading screw 4 of taking again and rotates.
The cubic endoporus of reverse shift fork 6, is inserted in the flat position, four directions of shift shaft 24, and gear shift pin 23 interference fit are squeezed in the pin-and-hole of reverse shift fork 6, have two grooves on screw nut sleeve 7, coordinate with gear shift pin, and gear shift pin can be free to slide in the above.Screw nut sleeve 7 is connected with feed screw nut 5 use bolts.When leading screw 4 rotates, screw nut sleeve 7 can not be rotated together along with leading screw 4 by the restriction of reverse shift fork 6 and gear shift pin 23, has just produced along the thrust of leading screw axial direction.This thrust is on gear shift pin 23, because of reverse shift fork 6 and gear shift pin 23 interference fit, and the cubic endoporus of reverse shift fork 6 is arranged in the flat position, four directions of shift shaft 24, so this thrust makes shift shaft produce moment of rotation, when screw nut sleeve 7 moves axially, drive shift shaft 24 to rotate.
The cubic hole (as shown in Figure 6) of reverse shift fork 6, coordinates with the flat position, four directions on shift shaft, in the time that shift collar is rotated, drives shift shaft to rotate
As shown in Figure 4, institute's step electric machine 2 and gear selecting axle sleeve 19 use key connecting, gear selecting axle sleeve 19 is also used key connecting with gear selecting shift fork 10, drives gear selecting shift fork 10 to rotate in the time that step electric machine 2 rotates
Shift shaft 24 head design are Fig. 7 state, there are square head and a M10 screw, gear selecting shifting block 16 has nail hole and a groove excessively of a ￠ 10.5, as shown in Fig. 3, Fig. 5, gear selecting shifting block 16 is together with shift shaft 24 use M10 Bolt Connection, gear selecting shift fork 10 has two pin-and-holes, 20 interference of gear selecting pin are squeezed in the pin-and-hole of gear selecting shift fork 10, gear selecting pin 20 snaps in the groove of gear selecting shifting block 16, when gear selecting shift fork 10 rotates, drive gear selecting shifting block 16 to move up and down by pin, gear selecting shifting block 16 drives shift shaft 24 to move up and down by bolt again.
Reverse shift fork 10 is arranged between gearshift mechanism cover plate 9 and gearshift mechanism shell 8 and has some gaps, and when shift shaft 24 moves up and down, can slide in flat position, the four directions of shift shaft 24 in the cubic hole of reverse shift fork 6, can not affect the horizontal position of reverse shift fork 6
As shown in Figure 3, top cover 21 has individual hole, in hole, be furnished with dust ring 22, shift shaft 24 is through dust ring, when shift shaft 24 moves up and down and rotates, all in dust ring, in actual using process, shift shaft 24 is vertically to arrange, the inner employing of gearshift mechanism grease lubrication, splashing of grease when mechanism works, can meet dust sealing requirement completely by dust ring.And shift shaft 24 stretches out gearshift mechanism enclosure, be for after choosing, gear shifting motor are gone bad, can also carry out hand shift by instrument with staff.
By the work of controller control gear shifting motor and step electric machine, can realize shift shaft is handled automatically, thereby realize speed changer automaitc shfit.
Claims (9)
1. an automatic transmission electric threaded shaft driving mechanism, is characterized in that, comprises shift motor (1), step electric machine (2), screw mandrel connecting sleeve (3), screw mandrel (4), feed screw nut (5), shifting fork (6), screw nut sleeve (7), gear selecting fork (10), gear selecting shifting block (16), gear selecting axle sleeve (19), gear selecting pin (20), gear shift pin (23) and shifting shaft (24), described shift motor (1), screw mandrel connecting sleeve (3) is connected successively with screw mandrel (4), described feed screw nut (5) is set on screw mandrel (4), and be fixedly connected with screw nut sleeve (7), described shifting fork (6) is connected with gear shift pin (23) and shifting shaft (24) respectively, described gear shift pin (23) is slidably connected with screw nut sleeve (7), described step electric machine (2), gear selecting axle sleeve (19), gear selecting fork (10) connects successively, described gear selecting pin (20) respectively with gear selecting fork (10), gear selecting shifting block (16) connects, and described gear selecting shifting block (16) is connected with shifting shaft (24).
2. a kind of automatic transmission electric threaded shaft driving mechanism according to claim 1, is characterized in that, described shift motor (1) and step electric machine (2) parallel horizontal arrangement are at the top of gearbox.
3. a kind of automatic transmission electric threaded shaft driving mechanism according to claim 1, it is characterized in that, also comprise gearshift shell (8) and gearshift cover plate (9), described shifting fork (6) is located in the gap between gearshift shell (8) and gearshift cover plate (9).
4. a kind of automatic transmission electric threaded shaft driving mechanism according to claim 1, it is characterized in that, between described shift motor (1), screw mandrel connecting sleeve (3) and screw mandrel (4), connect successively by first key (11).
5. a kind of automatic transmission electric threaded shaft driving mechanism according to claim 3, it is characterized in that, described screw mandrel connecting sleeve (3) is provided with clutch shaft bearing (13), described screw mandrel (4) is provided with the second bearing (14), described gearshift shell (8) is provided with the bearing hole for placing clutch shaft bearing (13) and the second bearing (14), and this bearing hole outside is provided with back-up ring for hole (12,15).
6. a kind of automatic transmission electric threaded shaft driving mechanism according to claim 1, it is characterized in that, the pin-and-hole that described shifting fork (6) is provided with the cubic endoporus sheathed for shifting shaft (24) and inserts for gear shift pin (23), described screw nut sleeve (7) is provided with two chutes with gear shift pin (23) place of being connected.
7. a kind of automatic transmission electric threaded shaft driving mechanism according to claim 1, it is characterized in that, between described step electric machine (2), gear selecting axle sleeve (19), gear selecting fork (10), connect successively by the second key (18).
8. a kind of automatic transmission electric threaded shaft driving mechanism according to claim 1, is characterized in that, described gear selecting shifting block (16) is connected by bolt (17) with shifting shaft (24).
9. a kind of automatic transmission electric threaded shaft driving mechanism according to claim 1, it is characterized in that, also comprise top cover (21), this top cover is provided with the hole for placing dust ring (22), and described shifting shaft (24) is through dust ring (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310007823.2A CN103912677B (en) | 2013-01-09 | 2013-01-09 | A kind of automatic transmission electric threaded shaft drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310007823.2A CN103912677B (en) | 2013-01-09 | 2013-01-09 | A kind of automatic transmission electric threaded shaft drive mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103912677A true CN103912677A (en) | 2014-07-09 |
| CN103912677B CN103912677B (en) | 2016-09-14 |
Family
ID=51038575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310007823.2A Active CN103912677B (en) | 2013-01-09 | 2013-01-09 | A kind of automatic transmission electric threaded shaft drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103912677B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240520A (en) * | 2015-09-23 | 2016-01-13 | 杭州安驱汽车零部件有限公司 | Gear shifting system for multi-speed electric automobile 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 |
| 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 |
| CN107013679A (en) * | 2017-05-27 | 2017-08-04 | 苏州绿控传动科技有限公司 | A kind of automatic gear shift mechanisms of AMT |
| CN108167428A (en) * | 2018-02-07 | 2018-06-15 | 北京理工大学 | A kind of shift mechanism of automatic gear-box, gear change system and gear-shifting control method |
| WO2018205050A1 (en) * | 2017-05-10 | 2018-11-15 | 中电科（宁波）海洋电子研究院有限公司 | Steering apparatus |
| CN109733993A (en) * | 2019-03-04 | 2019-05-10 | 上海港机重工有限公司 | A kind of narrow electric pushrod |
| CN113357362A (en) * | 2021-04-23 | 2021-09-07 | 中汽动力（沈阳）有限公司 | Select shift structure, derailleur and vehicle |
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| CN101021265A (en) * | 2006-02-13 | 2007-08-22 | 比亚迪股份有限公司 | Automatic speed variator gear-selecting and shifting executing mechanism |
| CN101551006A (en) * | 2008-04-02 | 2009-10-07 | 中国第一汽车集团公司 | Mechanical self-changing gearbox gear-shifting actuating mechanism |
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| CN203162126U (en) * | 2013-01-09 | 2013-08-28 | 上海海能汽车电子有限公司 | Electric lead screw driving mechanism of automatic transmission |
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2013
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| CN101021265A (en) * | 2006-02-13 | 2007-08-22 | 比亚迪股份有限公司 | Automatic speed variator gear-selecting and shifting executing mechanism |
| CN101551006A (en) * | 2008-04-02 | 2009-10-07 | 中国第一汽车集团公司 | Mechanical self-changing gearbox gear-shifting actuating mechanism |
| 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 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240520A (en) * | 2015-09-23 | 2016-01-13 | 杭州安驱汽车零部件有限公司 | Gear shifting system for multi-speed electric automobile 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 |
| 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 |
| WO2018205050A1 (en) * | 2017-05-10 | 2018-11-15 | 中电科（宁波）海洋电子研究院有限公司 | Steering apparatus |
| CN107013679A (en) * | 2017-05-27 | 2017-08-04 | 苏州绿控传动科技有限公司 | A kind of automatic gear shift mechanisms of AMT |
| CN108167428A (en) * | 2018-02-07 | 2018-06-15 | 北京理工大学 | A kind of shift mechanism of automatic gear-box, gear change system and gear-shifting control method |
| CN109733993A (en) * | 2019-03-04 | 2019-05-10 | 上海港机重工有限公司 | A kind of narrow electric pushrod |
| CN113357362A (en) * | 2021-04-23 | 2021-09-07 | 中汽动力（沈阳）有限公司 | Select shift structure, derailleur and vehicle |
| CN113357362B (en) * | 2021-04-23 | 2023-03-03 | 中汽动力（沈阳）有限公司 | Select shift structure, derailleur and vehicle |
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| Publication number | Publication date |
|---|---|
| CN103912677B (en) | 2016-09-14 |
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