CN104482198A - Electric control electric AMT (automated mechanical transmission) gear selecting and shifting executing mechanism assembly - Google Patents
Electric control electric AMT (automated mechanical transmission) gear selecting and shifting executing mechanism assembly Download PDFInfo
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- CN104482198A CN104482198A CN201410763674.7A CN201410763674A CN104482198A CN 104482198 A CN104482198 A CN 104482198A CN 201410763674 A CN201410763674 A CN 201410763674A CN 104482198 A CN104482198 A CN 104482198A
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- Prior art keywords
- gear
- shaft
- selecting
- shifting
- shift
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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
- 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
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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
- F16H2306/00—Shifting
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention relates to an electric control electric AMT (automated mechanical transmission) gear selecting and shifting executing mechanism assembly, and belongs to the technical field of an automobile component. The electric control electric AMT gear selecting and shifting executing mechanism assembly comprises a casing, a gear selecting mechanism and a gear shifting mechanism, wherein the gear selecting mechanism and the gear shifting mechanism are arranged in the casing, the gear selecting mechanism comprises a gear selecting shaft and a gear selecting rocker arm arranged on the gear selecting shaft in a sleeving way, the gear selecting shaft is axially connected with a gear selecting motor belt speed reducer assembly positioned outside the casing, the gear selecting rocker arm is in position limiting connection with a pulling head, the gear shifting mechanism comprises a driving gear shaft and a driven gear shaft, the driving gear shaft is axially connected with the gear shifting motor belt speed reducer assembly positioned outside the casing, the driving gear shaft is in transmission connection with the driven gear shaft through a gear pair, the pulling head is arranged on the driven gear shaft in a sleeving way, and the bottom of the pulling head is connected with a shifting fork. The electric control electric AMT gear selecting and shifting executing mechanism assembly has the advantages that the gear shifting is completed through gear transmission and connecting rod transmission, a slide block is driven through a rocker arm to complete the gear selection, and in addition, the electric control electric AMT gear selecting and shifting executing mechanism assembly has the characteristics of compact structure and low fault rate.
Description
Technical field
The present invention relates to a kind of automobile component, be specifically related to a kind of electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly.
Background technique
The mode of the more employing electrically controlled and hydraulically of current gear-selecting and shifting executing mechanism, ecp and electricity powered.The gear-selecting and shifting executing mechanism of electrically controlled and hydraulically is poor to environmental suitability, easily reveals; Electropneumatic gear-selecting and shifting executing mechanism speed of actions is slow, there is operating lag, and not easily accurately controls; The scheme of current conventional electricity powered gear-selecting and shifting executing mechanism many employings driven by motor screw rod or ball screw.As the AMT gear-selecting and shifting executing mechanism of the patent of publication number US8646354B2, it is driven the slide block movement on screw rod by screw-thread fit by driven by motor screw rod, is completed gear selecting action.And for example publication number is the AMT gear-selecting and shifting executing mechanism of the patent of CN202579994U, and its gear selecting and gear shift have all been come by driven by motor ball screw kinematic pair.Above-mentioned two kinds of patents all adopt driven by motor screw rod or ball screw, are coordinated and drive gear selecting or gear shift shifting block, complete gear selecting and gear shift action by screw-thread fit or leading screw.There is following shortcoming in this two schemes: obtain gear selecting and gear shift action smoothly, very high to the requirement on machining accuracy of screw rod, leading screw and slide block, improves processing cost; Under the complex working condition of high load, buty shifting, screw rod or leading screw are vulnerable to stretching repeatedly, torsion and shearing stress and cause deformation, once there be a place that deformation occurs, whole mechanism resistance will be caused significantly to increase, even stuck; Screw thread or leading screw and assembling slider contact surface thereon large, frictional loss is many, and mechanical efficiency is low.
Summary of the invention
Object of the present invention is exactly the defect for prior art, provides a kind of electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly.
The technical solution used in the present invention is: comprise housing, be arranged at gear selection mechanism in housing and gearshift mechanism, described gear selection mechanism comprises shift selection shaft and is set in the shift selecting rocking arm on shift selection shaft, described shift selection shaft is axially connected with the step electric machine band speed reducer assembly being in outside, and described shift selecting rocking arm is connected with shifting block is spacing; Described gearshift mechanism comprises driving gear shaft and passive tooth wheel shaft, described driving gear shaft is axially connected with the gear shifting motor band speed reducer assembly being in outside, described driving gear shaft is connected with driven gear shaft drive by gear pair, and described shifting block is set on passive tooth wheel shaft; Be connected with shift fork bottom described shifting block, wherein, driving gear shaft and passive tooth wheel shaft be arranged in parallel, the plane orthogonal that the axis of described shift selection shaft and driving gear shaft and passive tooth wheel shaft are formed.
Preferred structure further, described shifting block top is provided with the axis hole be set on passive tooth wheel shaft, and described shifting block upper portion side wall is provided with vertical limit sliding chutes of arranging, be provided with shifting block bar bottom described shifting block, described shifting block boom end is provided with opening.
Preferred structure further, described shift selecting rocking arm one end is set on shift selection shaft, and the other end connects gear selecting slide block, and described gear selecting slide block is positioned at limit sliding chutes.
Preferred structure further, described shift fork top is provided with groove, and described shifting block bar is positioned at groove; Described shift fork top is provided with the roller through groove, and described roller axis is mutually vertical with the groove both ends open line of centres, and the open card that described shifting block boom end is arranged is connected on roller, and the surface of contact of described opening and roller is smooth curved surface.
Berth-changing strength acts on shift fork by roller lining and roller by shifting block, shifting block directly by and the surface of contact of shift fork by gear selecting masterpiece for shift fork.
Preferred structure further, described roller outer ring sleeve has roller lining.Roller outer ring is provided with roller lining, can to the wearing and tearing of roller and shifting block in reducing mechanism running.
Further preferred structure, described gear pair comprises the driving gear that is fixed on driving gear shaft and is fixed on the driven gear that passive tooth wheel shaft engages with driving gear, is provided with damping device between described driven gear and passive tooth wheel shaft.
Preferred structure further, described damping device comprises the rotating disk being fixed on driven gear shaft end, circumferentially some claws are evenly provided with outside described rotating disk, described driven gear inner side end is provided with the ring draw-in groove with driven gear centres, described claw is positioned at draw-in groove, be interval with the spring fitting groove equal with claw number in described ring draw-in groove, described spring fitting slot aperture is greater than ring draw-in groove aperture, is provided with spring in described spring fitting groove.
Between driven gear and passive tooth wheel shaft, be provided with spring, driven gear is Compress Spring first, then promotes passive tooth wheel shaft by spring, thus drives shifting block and shift fork to complete gear shift.When gear shift resistance is very large and when cannot to enter grade, motor drives initiatively and driven gear Compress Spring, motor institute work is saved as the elastic potential energy of spring, the release elastic potential energy when gear shift resistance reduces, and drive passive tooth wheel shaft, shifting block and shift fork complete gear shift.
Preferred structure further, described shift selection shaft is between driving gear shaft and passive tooth wheel shaft.
Preferred structure, is provided with gear selecting angle transducer and gear shift angle transducer outside described housing further, and described gear selecting angle transducer is axially connected with shift selection shaft, and described gear shift angle transducer is axially connected with driven gear.Gear selecting angle transducer can gather the movement angle of shift selection shaft and shift selecting rocking arm, and gear shift angle transducer can gather the movement angle of driven gear.
Preferred structure further, described housing is provided with upper cover sealing, and described housing bottom is provided with rubber cover sealing.
The present invention completes gear shift by gear transmission and link transmission, gear selecting is completed by rocking arm band movable slider, gearbox selector shift shaft is driven to realize gear selecting along its axial translation by shift fork, gear shift is realized around the rotation of its axis by driving gearbox selector shift shaft, compact structure of the present invention, is easy to processing, low cost of manufacture, mechanical efficiency is high, failure rate is low; In mechanism, be provided with damping device, the motor that motor rotation blockage can be avoided to cause and mechanism damage, and have good mechanical protection function.
Accompanying drawing explanation
Fig. 1 is mounting point of the present invention schematic diagram;
Fig. 2 is constructional appearance figure of the present invention;
Fig. 3 is structure sectional view of the present invention;
Fig. 4 is shifting block structure schematic diagram;
Fig. 5 is A-A place sectional view in Fig. 3;
Fig. 6 is gears-shifting theory figure;
Fig. 7 is B place close-up schematic view in Fig. 6;
Fig. 8 is gear selecting schematic diagram;
Fig. 9 is damping device sectional view;
Figure 10 is buffer unit structure schematic diagram.
In figure: 1-gear box casing, 2-gearbox selector shift shaft, 3-gear-selecting and shifting executing mechanism, assembly, 4-mounting bracket, 5-clutch housing, 6-step electric machine band speed reducer assembly, 7-housing, 8-gear shifting motor band speed reducer assembly, 9-gear selecting angle transducer, 10-rubber cover, 11-shift fork, 12-gear shift angle transducer, 13-upper cover, 15-passive tooth wheel shaft, 16-shifting block, 17-roller, 18-roller lining, 20-driving gear, 21-spring, 22-driven gear, 23-shift selecting rocking arm, 24-shift selection shaft, 25-driving gear shaft.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, is convenient to be well understood to the present invention, but they do not form restriction to the present invention.
As shown in Figure 1 and Figure 2, gear-selecting and shifting executing mechanism assembly 3 of the present invention is fixed on gear box casing 1 or clutch housing 5 by mounting bracket 4.Shift fork 11 is connected by spline and gearbox selector shift shaft 2, and by bolt clamping gearbox selector shift shaft 2.The present invention includes housing 7, be arranged at gear selection mechanism in housing 7 and gearshift mechanism, described housing 7 is provided with upper cover 13 and seals, and is provided with rubber cover 10 and seals bottom described housing 7.The shift selecting rocking arm 23 that described gear selection mechanism comprises shift selection shaft 24 and is set on shift selection shaft 24, described shift selection shaft 24 is axially connected with the step electric machine band speed reducer assembly 6 being in housing 7 outside, and described shift selecting rocking arm 23 is connected with shifting block 16 is spacing; Described gearshift mechanism comprises driving gear shaft 25 and passive tooth wheel shaft 15, described driving gear shaft 25 is axially connected with the gear shifting motor band speed reducer assembly 8 being in outside, described driving gear shaft 25 is fixed with driving gear 20, described passive tooth wheel shaft 15 is fixed with the driven gear 22 be meshed with driving gear 20, described shifting block 16 is set on passive tooth wheel shaft 15; Be connected with the shift fork 11 be set on gearbox selector shift shaft 2 bottom described shifting block 16, wherein, driving gear shaft 25 and passive tooth wheel shaft 15 be arranged in parallel, the plane orthogonal that the axis of described shift selection shaft 24 and driving gear shaft 25 and passive tooth wheel shaft 15 are formed, described shift selection shaft 24 is between driving gear shaft 25 and passive tooth wheel shaft 15, driving gear shaft 25, passive tooth wheel shaft 15 are all parallel to gearbox selector shift shaft 2, and shift selection shaft 24 is perpendicular to gearbox selector shift shaft 2.Be provided with gear selecting angle transducer 9 and gear shift angle transducer 12 outside described housing 7, described gear selecting angle transducer 9 is axially connected with shift selection shaft 24, and described gear shift angle transducer 12 and passive tooth wheel shaft 15 are to being connected.
As shown in Figure 4, in technique scheme, described shifting block 16 top is provided with the axis hole 16.4 be set on passive tooth wheel shaft 15, described shifting block 16 upper portion side wall is provided with vertical limit sliding chutes 16.1 of arranging, be provided with shifting block bar 16.2 bottom described shifting block 16, described shifting block bar 16.2 end is provided with opening 16.3.
As shown in Fig. 3, Fig. 8, in technique scheme, described shift selecting rocking arm 23 one end is set on shift selection shaft 24, and the other end connects gear selecting slide block 19, and described gear selecting slide block 19 is positioned at limit sliding chutes 16.1.
As shown in Fig. 5, Fig. 6, Fig. 7, in technique scheme, described shift fork 11 top is provided with groove 11.1, and described shifting block bar 16.2 is positioned at groove 11.1; Described shift fork 11 top is provided with the roller 17 through groove 11.1, described roller 17 axis is mutually vertical with the groove 11.1 both ends open line of centres, the opening 16.3 that described shifting block bar 16.2 end is arranged is connected on roller 17, and described opening 16.3 is smooth curved surface with the surface of contact of roller 17.
As shown in Fig. 3, Fig. 9, Figure 10, in technique scheme, between described driven gear 22 and passive tooth wheel shaft 15, be provided with damping device.Described damping device comprises the rotating disk 15.1 being fixed on passive tooth wheel shaft 15 end, some claws 15.2 are circumferentially evenly provided with outside described rotating disk 15.1, described driven gear 22 inner side end is provided with the ring draw-in groove 22.1 with driven gear 22 centres, described claw 15.2 is positioned at draw-in groove 22.1, the spring fitting groove 22.2 equal with claw 15.2 number is interval with in described ring draw-in groove 22.1, described spring fitting groove 22.2 aperture is greater than ring draw-in groove 22.1 aperture, is provided with spring 21 in described spring fitting groove 22.2.
Gear-selecting and shifting executing mechanism drives gearbox selector shift shaft 2 to realize gear selecting along its axial translation by shift fork 11, realizes gear shift by driving gearbox selector shift shaft 2 around the rotation of its axis.
One end of shift fork 11 of the present invention is connected by spline and gearbox selector shift shaft 2, and by bolt clamping gearbox selector shift shaft 2, roller 17 and roller lining 18 are installed in the groove 11.1 of the other end, roller 17 and roller lining 18 are also assemblied in the opening 16.3 of end shifting block bar 16.2 of shifting block 16 simultaneously, berth-changing strength acts on shift fork 11 by roller lining 18 and roller 17 by shifting block 16, and gear selecting masterpiece is directly used for shift fork 11 by the surface of contact of the groove 11.1 with shift fork 11 by shifting block 16.
Gear shift working procedure: as shown in Fig. 5, Fig. 6, Fig. 7, Fig. 8, gear shifting motor band speed reducer assembly 8 drives driving gear shaft 25 to rotate, driven gear 22 is driven to rotate by gear pair, by the buffering of spring 21, drive passive tooth wheel shaft 15 to rotate, drive shifting block 16 to rotate around passive tooth wheel shaft 15 by spline, by roller lining 18 and roller 17, berth-changing strength is acted on shift fork 11, drive shift fork 11 and gearbox selector shift shaft 2 to rotate around the axis of gearbox selector shift shaft 2, complete gear shift action.
Gear selecting working procedure: as shown in Figure 8, step electric machine band speed reducer assembly 6 drives shift selection shaft 24, gear shifting rocking arm 23 rotates, by gear selecting slide block 19, gear selecting power is applied to limit sliding chutes 16.1 inwall of shifting block 16, promote shifting block 16 to move axially on passive tooth wheel shaft 15, thus promote shift fork 11 and moved vertically by the gearbox selector shift shaft 2 that shift fork 11 clamps, complete gear selecting action.
The present invention is provided with spring 21 between driven gear 22 and passive tooth wheel shaft 15, and driven gear 22 is Compress Spring 21 first, then promotes passive tooth wheel shaft 15 by spring 21, thus drives shifting block 16 and shift fork 11 to complete gear shift.Under certain conditions, gear shift resistance is very large and when cannot to enter grade, gear shifting motor 8 drives driving gear shaft 25 and driven gear 22 Compress Spring 21, the merit that motor exports is saved as the elastic potential energy of spring 21, gear shift resistance be reduced to can to enter grade time, release elastic potential energy, drives passive tooth wheel shaft 15, shifting block 16 and shift fork 11 to complete gear shift.This design effectively can avoid motor rotation blockage, and protection mechanism is from damage.
The content that this specification is not described in detail belongs to the known prior art of professional and technical personnel in the field.
Claims (10)
1. an electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly, comprise housing (7), be arranged at gear selection mechanism in housing (7) and gearshift mechanism, it is characterized in that: described gear selection mechanism comprises shift selection shaft (24) and is set in the shift selecting rocking arm (23) on shift selection shaft (24), described shift selection shaft (24) is axially connected with the step electric machine band speed reducer assembly (6) being in housing (7) outside, and described shift selecting rocking arm (23) is connected with shifting block (16) is spacing; Described gearshift mechanism comprises driving gear shaft (25) and passive tooth wheel shaft (15), described driving gear shaft (25) is axially connected with the gear shifting motor band speed reducer assembly (8) being in outside, described driving gear shaft (25) is in transmission connection by gear pair and passive tooth wheel shaft (15), and described shifting block (16) is set on passive tooth wheel shaft (15); Described shifting block (16) bottom is connected with shift fork (11), wherein, driving gear shaft (25) and passive tooth wheel shaft (15) be arranged in parallel, the plane orthogonal that the axis of described shift selection shaft (24) and driving gear shaft (25) and passive tooth wheel shaft (15) are formed.
2. electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly according to claim 1, it is characterized in that: described shifting block (16) top is provided with the axis hole (16.4) be set on passive tooth wheel shaft (15), described shifting block (16) upper portion side wall is provided with vertical limit sliding chutes (16.1) of arranging, described shifting block (16) bottom is provided with shifting block bar (16.2), and described shifting block bar (16.2) end is provided with opening (16.3).
3. electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly according to claim 2, it is characterized in that: described shift selecting rocking arm (23) one end is set on shift selection shaft (24), the other end connects gear selecting slide block (19), and described gear selecting slide block (19) is positioned at limit sliding chutes (16.1).
4. electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly according to claim 2, it is characterized in that: described shift fork (11) top is provided with groove (11.1), described shifting block bar (16.2) is positioned at groove (11.1); Described shift fork (11) top is provided with the roller (17) through groove (11.1), described roller (17) axis is mutually vertical with groove (11.1) the both ends open line of centres, the opening (16.3) that described shifting block bar (16.2) end is arranged is connected on roller (17), and described opening (16.3) is smooth curved surface with the surface of contact of roller (17).
5. electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly according to claim 4, is characterized in that: described roller (17) outer ring sleeve has roller lining (18).
6. electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly according to claim 1, it is characterized in that: described gear pair comprises the driving gear (20) that is fixed on driving gear shaft (25) and is fixed on the upper driven gear (22) engaged with driving gear (20) of passive tooth wheel shaft (15), is provided with damping device between described driven gear (22) and passive tooth wheel shaft (15).
7. electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly according to claim 6, it is characterized in that: described damping device comprises the rotating disk (15.1) being fixed on passive tooth wheel shaft (15) end, described rotating disk (15.1) outside is circumferentially evenly provided with some claws (15.2), described driven gear (22) inner side end is provided with the ring draw-in groove (22.1) with driven gear (22) centres, described claw (15.2) is positioned at draw-in groove (22.1), the spring fitting groove (22.2) equal with claw (15.2) number is interval with in described ring draw-in groove (22.1), described spring fitting groove (22.2) aperture is greater than ring draw-in groove (22.1) aperture, spring (21) is provided with in described spring fitting groove (22.2).
8. electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly according to claim 1, is characterized in that: described shift selection shaft (24) is positioned between driving gear shaft (25) and passive tooth wheel shaft (15).
9. electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly according to claim 1, it is characterized in that: outside described housing (7), be provided with gear selecting angle transducer (9) and gear shift angle transducer (12), described gear selecting angle transducer (9) is axially connected with shift selection shaft (24), and described gear shift angle transducer (12) and passive tooth wheel shaft (15) are to being connected.
10. electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly according to claim 1, it is characterized in that: described housing (7) is provided with upper cover (13) sealing, described housing (7) bottom is provided with rubber cover (10) sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410763674.7A CN104482198B (en) | 2014-12-11 | 2014-12-11 | Electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410763674.7A CN104482198B (en) | 2014-12-11 | 2014-12-11 | Electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly |
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| Publication Number | Publication Date |
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| CN104482198A true CN104482198A (en) | 2015-04-01 |
| CN104482198B CN104482198B (en) | 2017-11-24 |
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| CN201410763674.7A Active CN104482198B (en) | 2014-12-11 | 2014-12-11 | Electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090491A (en) * | 2015-09-06 | 2015-11-25 | 重庆钟华机械有限责任公司 | Gear shifting mechanism special for automatic transmission |
| CN107143646A (en) * | 2017-06-20 | 2017-09-08 | 北理慧动（常熟）车辆科技有限公司 | The horizontal pure electronic choosing of AMT control systems, shifter |
| WO2019178959A1 (en) * | 2018-03-21 | 2019-09-26 | 潍柴动力股份有限公司 | Gear selection and shifting actuating mechanism and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS6330637A (en) * | 1986-07-24 | 1988-02-09 | Fujitsu Ltd | Driving gear for transmission |
| EP0422278A1 (en) * | 1989-10-12 | 1991-04-17 | ROLTRA-MORSE S.p.A. | Shifting mechanism for the power transmission of a motor vehicle |
| US5970811A (en) * | 1997-08-15 | 1999-10-26 | Aichi Kikai Kogyo Kabushiki Kaisha | Automatic speed-change apparatus for a gear transmission |
| CN101413581A (en) * | 2008-12-02 | 2009-04-22 | 重庆青山工业有限责任公司 | Automatic mechanical speed variator |
| CN102207191A (en) * | 2011-02-28 | 2011-10-05 | 中国北方车辆研究所 | Screw type gear shift executing mechanism for mechanical type automatic transmission system |
| CN202228658U (en) * | 2011-10-17 | 2012-05-23 | 广东戈兰玛汽车系统有限公司 | AMT actuating mechanism |
| US20120137812A1 (en) * | 2010-12-01 | 2012-06-07 | Hyundai Motor Company | Shifting Apparatus for Manual Transmission |
| CN204300340U (en) * | 2014-12-11 | 2015-04-29 | 东风汽车公司 | Electronic-controlled electromatic AMT gear-selecting and shifting executing mechanism assembly |
-
2014
- 2014-12-11 CN CN201410763674.7A patent/CN104482198B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6330637A (en) * | 1986-07-24 | 1988-02-09 | Fujitsu Ltd | Driving gear for transmission |
| EP0422278A1 (en) * | 1989-10-12 | 1991-04-17 | ROLTRA-MORSE S.p.A. | Shifting mechanism for the power transmission of a motor vehicle |
| US5970811A (en) * | 1997-08-15 | 1999-10-26 | Aichi Kikai Kogyo Kabushiki Kaisha | Automatic speed-change apparatus for a gear transmission |
| CN101413581A (en) * | 2008-12-02 | 2009-04-22 | 重庆青山工业有限责任公司 | Automatic mechanical speed variator |
| US20120137812A1 (en) * | 2010-12-01 | 2012-06-07 | Hyundai Motor Company | Shifting Apparatus for Manual Transmission |
| CN102207191A (en) * | 2011-02-28 | 2011-10-05 | 中国北方车辆研究所 | Screw type gear shift executing mechanism for mechanical type automatic transmission system |
| CN202228658U (en) * | 2011-10-17 | 2012-05-23 | 广东戈兰玛汽车系统有限公司 | AMT actuating mechanism |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090491A (en) * | 2015-09-06 | 2015-11-25 | 重庆钟华机械有限责任公司 | Gear shifting mechanism special for automatic transmission |
| CN107143646A (en) * | 2017-06-20 | 2017-09-08 | 北理慧动（常熟）车辆科技有限公司 | The horizontal pure electronic choosing of AMT control systems, shifter |
| CN107143646B (en) * | 2017-06-20 | 2019-01-11 | 北理慧动（常熟）车辆科技有限公司 | The horizontal pure electric vehicle choosing of AMT control system, shift mechanism |
| WO2019178959A1 (en) * | 2018-03-21 | 2019-09-26 | 潍柴动力股份有限公司 | Gear selection and shifting actuating mechanism and method |
| US11506283B2 (en) | 2018-03-21 | 2022-11-22 | Weichai Power Co., Ltd. | Gear selection and shifting actuating mechanism and method |
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| Publication number | Publication date |
|---|---|
| CN104482198B (en) | 2017-11-24 |
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