CN102213311A - Hydraulic automatic shift module of transmission - Google Patents
Hydraulic automatic shift module of transmission Download PDFInfo
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- CN102213311A CN102213311A CN2011101370445A CN201110137044A CN102213311A CN 102213311 A CN102213311 A CN 102213311A CN 2011101370445 A CN2011101370445 A CN 2011101370445A CN 201110137044 A CN201110137044 A CN 201110137044A CN 102213311 A CN102213311 A CN 102213311A
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- shifting block
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Abstract
The invention discloses a hydraulic automatic shift module of a transmission, and the hydraulic automatic shift module provided by the invention comprises a body, a gear selecting block and a gear shifting block, wherein the two ends of the selected gear block are respectively connected with a selected gear piston, the two ends of the gear shifting block are respectively connected with a gear shifting piston, a gear shifting fork is fixed on the body through an orientation shaft and can move freely together with the orientation shaft, the gear shifting block is provided with a shift shaft, the other end of the shift shaft is inserted into a guide shaft, the orientation shaft is slidably connected with the shift shaft, a locating shaft is fixed on the body, and the gear selecting block is provided with a sliding groove which is slidably connected with the locating shaft. The hydraumatic automatic shift module of a transmission provided by the invention has the advantages of simple structure and low cost because the two hydrocylinders respectively control the gear selecting and the gear shifting.
Description
Technical field
The present invention relates to a kind of electrically controlled and hydraulically automaitc shfit actuator, relate in particular to a kind of transmission pressure automaitc shfit module.
Background technique
AMT(Automated Mechanical Transmission, mechanical automatic gearbox) automatic speed-changing system is to replace manually stepping on clutch and two actions of gear shift by computer controller control hydraulic pressure, pneumatic or electronic gearshift, no matter be that its purpose of which kind of driving mode all is in order to finish whole gearshift procedure.
At present the AMT control mode of research and development mainly contains following three kinds: 1) electricity powered: be meant that electromotion system that clutch on conventional gear box and gearshift part install Electric Machine Control additional finishes the automatic control of clutch and gearshift.Advantage is that drive system is simple, and low cost of manufacture can be utilized vehicle power supply; Shortcoming is that the less need of driving force install additional and fall torque mechanism (motor is converted into kinetic energy), and the motor reliability requirement is higher, and control stability is relatively poor.2) ecp: though need not to install the source of the gas that power source can utilize the car load abundance additional, drive system is simple, and air pressure is lower, and actuator's volume is big, the difficult control of gas, and control accuracy is on the low side.3) electrically controlled and hydraulically: hydraulic control device is made up of oil pump, valve body, clutch control module, shift control module and the hydraulic pressure runner module and the hydraulic pipe line that connect all these parts.Critical component is a valve body, so it is the control centre of automatic transmission.The effect of valve body is according to the load state of motor and chassis power train (throttle opening and output shaft rotating speed), the oil pressure that oil pump is outputed to each actuator is controlled, with control automatic clutch oil cylinder, solenoidoperated cluthes manipulation module and shifting manipulation module realize the automatic control and the self shifter of clutch.
Wherein, the electronic control accuracy height that surges, stable action, driving force is big, and is the most reliable, generally is applicable to multiple vehicle, is not subjected to the limitation of transmission torque size.But its processing cost height, the control system complexity, existing actuator mostly is proportional valve control greatly, and the control difficulty is big, higher to the demand of hardware.As application number is 201010531169.1, denomination of invention is that the disclosed prior art of patent application of " electrically controlled and hydraulically automatic speed-changing system " is respectively by block selecting solenoid valve and gearshift electromagnetic valve block selecting manipulation module, by clutch proportional solenoid valve control clutch control module, exist different conventional gear box of the same type to mate difficult problem.Therefore, be necessary existing transmission pressure automaitc shfit module is improved, simple control structure reduces manufacture cost.
Summary of the invention
Technical problem to be solved by this invention provides a kind of transmission pressure automaitc shfit module, and control structure is simple and reliable, reduces manufacture cost.
The present invention solves the problems of the technologies described above the technological scheme that adopts to provide a kind of transmission pressure automaitc shfit module, comprise body, gear selecting shifting block and gear shift shifting block, wherein, described gear selecting shifting block two ends link to each other with the gear selecting piston respectively, and described gear shift shifting block two ends link to each other with the gear shift piston respectively; Selector fork is fixed on the body by orientation axes and reverse shift fork can be free movable with orientation axes; The gearshift axle is installed on the gear shift shifting block, and the other end of gearshift axle inserts the axis of guide; Described orientation axes and gearshift axle are for being slidingly connected; Described positioning shaft is fixed on the body, and described gear selecting shifting block is provided with sliding-groove and positioning shaft is slidingly connected; The gear selecting shifting block move left and right of gear selecting piston control realizes the gear selecting of speed changer, and the gear shift piston up-down drives reverse shift fork and finishes the gearshift action.
Above-mentioned transmission pressure automaitc shfit module, wherein, the vertical setting of oil cylinder at described gear selecting piston and gear shift piston place.
Above-mentioned transmission pressure automaitc shfit module, wherein, being furnished with diameter on described block selecting cylinder cover and the gear shifting oil cylinder end cap respectively is the oil sources interface of 4mm.
The present invention contrasts prior art following beneficial effect: transmission pressure automaitc shfit module provided by the invention, control block selecting and gearshift respectively by two cover hydraulic jacks, thereby can utilize two groups of hydraulic jacks to promote speed changer respectively by the direction of control reversing solenoid valve selects reverse shift fork to realize selecting the gear shift action, simple control structure reduces manufacture cost.
Description of drawings
Fig. 1 is a transmission pressure automaitc shfit modular structure schematic representation of the present invention.
Among the figure:
1 body, 2 axis of guides, 3 orientation axes
4 reverse shift forks, 5 positioning shafts, 6,11 block selecting cylinder covers
7,9 block selecting oil cylinder pistons, 8 gear selecting shifting blocks, 12 gear selecting oil cylinders
14 gear shift shifting blocks, 10,17 gear shifting oil cylinder end caps, 13,16 gearshift oil cylinder pistons
15 shift shafts
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is a transmission pressure automaitc shfit modular structure schematic representation of the present invention.
See also Fig. 1, transmission pressure automaitc shfit module provided by the invention comprises body 1, gear selecting shifting block 8 and gear shift shifting block 14, wherein, described gear selecting shifting block 8 two ends link to each other with gear selecting piston 7,9 respectively, and described gear shift shifting block 14 two ends link to each other with gear shift piston 13,16 respectively; Selector fork 4 is fixed on the body 1 by orientation axes 3 and reverse shift fork 4 can be free movable with orientation axes 3; The axle 15 of shifting gears is installed on the gear shift shifting block 14, finishes the gear shift action thereby the other end insertion axis of guide 2 of gearshift axle 15 makes the gear shift shifting block drive axis of guide move up and down; Described orientation axes 3 and gearshift axle 15 are for being slidingly connected; Described positioning shaft 5 is fixed on the body 1, and described gear selecting shifting block 14 is provided with sliding-groove and positioning shaft 5 is slidingly connected; Gear selecting shifting block 8 move left and right of gear selecting piston control realize the gear selecting of speed changer, and the gear shift piston up-down drives reverse shift fork 4 and finishes the gearshift action.
In order to increase the sealing effect of gear selecting oil cylinder 12 and gear shifting oil cylinder, transmission pressure automaitc shfit module provided by the invention, wherein, cylinder cover 6,10,11,17 and oil cylinder joint are equipped with O type Sealing and are screwed then.
The present invention can further utilize the motion of external power source control mode control oil cylinder, wherein be furnished with the oil sources interface that diameter is 4mm on the cylinder cover 6,10,11,17 respectively, on one side the power source of external control promote piston and drive the shifting action that speed changer is finished in lever motion.
Though the present invention discloses as above with preferred embodiment; right its is not in order to qualification the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when can doing a little modification and perfect, so protection scope of the present invention is when with being as the criterion that claims were defined.
Claims (4)
1. transmission pressure automaitc shfit module, comprise body (1), gear selecting shifting block (8) and gear shift shifting block (14), it is characterized in that, described gear selecting shifting block (8) two ends link to each other with gear selecting piston (7,9) respectively, and described gear shift shifting block (14) two ends link to each other with gear shift piston (13,16) respectively; Selector fork (4) is fixed on the body (1) by orientation axes (3), and described reverse shift fork (4) one ends and orientation axes (3) are movably connected, and the other end is a free end; The axle (15) of shifting gears is installed on the gear shift shifting block (14), and the other end of gearshift axle (15) inserts the axis of guide (2) thereby making the gear shift shifting block drive axis of guide move up and down finishes the gear shift action; Described orientation axes (3) and gearshift axle (15) are for being slidingly connected; Described positioning shaft (5) is fixed on the body (1), and described gear selecting shifting block (14) is provided with sliding-groove and positioning shaft (5) is slidingly connected; Gear selecting shifting block (8) move left and right of gear selecting piston control realizes the gear selecting of speed changer, and the gear shift piston up-down drives reverse shift fork (4) and finishes the gearshift action.
2. transmission pressure automaitc shfit module as claimed in claim 1 is characterized in that, the vertical setting of oil cylinder at described gear selecting piston (7,9) and gear shift piston (13,16) place.
3. transmission pressure automaitc shfit module as claimed in claim 1 or 2, it is characterized in that, described gear selecting piston (7,9) is outside equipped with block selecting cylinder cover (6,11), described gear shift piston (13,16) is outside equipped with gear shifting oil cylinder end cap (10,17), is distributed with the oil sources interface that diameter is 4mm on described block selecting cylinder cover (6,11) and the gear shifting oil cylinder end cap (10,17).
4. transmission pressure automaitc shfit module as claimed in claim 1 or 2 is characterized in that, described block selecting cylinder cover (6,11), gear shifting oil cylinder end cap (10,17) and oil cylinder joint are equipped with O type Sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110137044.5A CN102213311B (en) | 2011-05-25 | 2011-05-25 | Hydraulic automatic shift module of transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110137044.5A CN102213311B (en) | 2011-05-25 | 2011-05-25 | Hydraulic automatic shift module of transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102213311A true CN102213311A (en) | 2011-10-12 |
| CN102213311B CN102213311B (en) | 2014-03-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110137044.5A Expired - Fee Related CN102213311B (en) | 2011-05-25 | 2011-05-25 | Hydraulic automatic shift module of transmission |
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| Country | Link |
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| CN (1) | CN102213311B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315139A (en) * | 2014-09-25 | 2015-01-28 | 中国第一汽车股份有限公司 | Shifting operation mechanism applied to double clutch type automatic transmission |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11351377A (en) * | 1998-06-10 | 1999-12-24 | Aichi Mach Ind Co Ltd | Shift stage position detecting control method for gear transmission |
| CN2537594Y (en) * | 2002-05-18 | 2003-02-26 | 欧阳抗美 | Gear shifting device for heavy car AMT automatic gearbox |
| US6536212B1 (en) * | 2001-07-11 | 2003-03-25 | Tuff Torq Corporation | Operation mechanism of a variable displacement hydraulic pump |
| JP2006312956A (en) * | 2005-05-06 | 2006-11-16 | Toyota Motor Corp | Fastening control device of automatic transmission |
| CN101328970A (en) * | 2008-07-08 | 2008-12-24 | 奇瑞汽车股份有限公司 | Gear shift mechanism for automobile electric control automatic mechanical speed variator |
| CN202091496U (en) * | 2011-05-25 | 2011-12-28 | 上海意昂汽车电子有限公司 | Hydraulic pressure automatic gear-shifting module of speed changer |
-
2011
- 2011-05-25 CN CN201110137044.5A patent/CN102213311B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11351377A (en) * | 1998-06-10 | 1999-12-24 | Aichi Mach Ind Co Ltd | Shift stage position detecting control method for gear transmission |
| US6536212B1 (en) * | 2001-07-11 | 2003-03-25 | Tuff Torq Corporation | Operation mechanism of a variable displacement hydraulic pump |
| CN2537594Y (en) * | 2002-05-18 | 2003-02-26 | 欧阳抗美 | Gear shifting device for heavy car AMT automatic gearbox |
| JP2006312956A (en) * | 2005-05-06 | 2006-11-16 | Toyota Motor Corp | Fastening control device of automatic transmission |
| CN101328970A (en) * | 2008-07-08 | 2008-12-24 | 奇瑞汽车股份有限公司 | Gear shift mechanism for automobile electric control automatic mechanical speed variator |
| CN202091496U (en) * | 2011-05-25 | 2011-12-28 | 上海意昂汽车电子有限公司 | Hydraulic pressure automatic gear-shifting module of speed changer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315139A (en) * | 2014-09-25 | 2015-01-28 | 中国第一汽车股份有限公司 | Shifting operation mechanism applied to double clutch type automatic transmission |
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| Publication number | Publication date |
|---|---|
| CN102213311B (en) | 2014-03-19 |
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| ASS | Succession or assignment of patent right |
Owner name: DAJIU (TIANJIN) TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: EON SHANGHAI AUTOMOTIVE ELECTRONICS CO.,LTD. Effective date: 20130729 |
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Free format text: CORRECT: ADDRESS; FROM: 201805 JIADING, SHANGHAI TO: 300384 NANKAI, TIANJIN |
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Effective date of registration: 20130729 Address after: 300384 Tianjin Huayuan Industrial Park No. 2 Alex Hua Tian Road (Torch Hotel) room 2015 Applicant after: Great long (Tianjin) Technology Co., Ltd. Address before: 201805, room 5666, Cao An Road 402, Anting Town, Shanghai, Jiading District Applicant before: Shanghai Yi'ang Automobile Electronic Co., Ltd. |
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Granted publication date: 20140319 Termination date: 20200525 |
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| CF01 | Termination of patent right due to non-payment of annual fee |