CN209164501U - Electronic automobile-used two-gear automatic speed changing case - Google Patents
Electronic automobile-used two-gear automatic speed changing case Download PDFInfo
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- CN209164501U CN209164501U CN201821946983.8U CN201821946983U CN209164501U CN 209164501 U CN209164501 U CN 209164501U CN 201821946983 U CN201821946983 U CN 201821946983U CN 209164501 U CN209164501 U CN 209164501U
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- gear
- clutch
- input shaft
- shift
- gearshift
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Abstract
The utility model discloses a kind of electronic automobile-used two-gear automatic speed changing casees, including gearshift, and sequentially form power transmitting, and input shaft, jackshaft and the output shaft being arranged in parallel；Input shaft is connected with driving motor, a gear driving gear and two gear driving gear, and a gear driving gear and the equal empty set of two gear driving gear are on input shaft；A gear driven gear, second gear driven gear are fixedly connected on jackshaft；Gearshift is made of synchronizer gearshift and clutch gear-shift mechanism；Synchronous rotation of the synchronizer gearshift for input shaft and a gear driving gear controls；Clutch gear-shift mechanism is used to form input shaft and the synchronous rotation of two gear driving gear controls.The utility model has the beneficial effects that shift fast response time, power failure-free and shift shock, and the lubrication and cooling abundant, long service life of gear and gearshift.
Description
Technical field
The utility model relates to a kind of automatic gear-box, especially a kind of electronic automobile-used two-gear automatic speed changing case.
Background technique
Currently, electronic automobile-used two-gear automatic speed changing case mostly uses greatly traditional manual gearbox to carry out gear simplification and restructuring shape
At, shift control on generally use transfer gear box AMT shift scheme, the generally existing shift time of such gearbox is long, move
Power is interrupted obviously, and there are problems that certain shift shock.For this reason, it may be necessary to be further improved.
Summary of the invention
The purpose of this utility model provides one kind aiming at the long deficiency with power interruption of shift time in the prior art
Shift fast response time, and the electronic automobile-used two-gear automatic speed changing case without shift shock.
To realize foregoing purpose, the utility model adopts the following technical solution.
A kind of electronic automobile-used two-gear automatic speed changing case, including input shaft, jackshaft, gearshift and output shaft；It is described defeated
Enter axis, jackshaft and output shaft three to be arranged in parallel on cabinet, and three sequentially forms power transmitting；Input shaft is connected with drive
Dynamic motor, input shaft are equipped with a gear driving gear and two gear driving gear, a gear driving gear and the equal empty set of two gear driving gear
On the input shaft；A gear driven gear, second gear driven gear are fixedly connected on the jackshaft；The gearshift by
Synchronizer gearshift and clutch gear-shift mechanism composition；Synchronizer gearshift keeps off the same of driving gear with one for input shaft
Step rotation control；Clutch gear-shift mechanism is used to form input shaft and the synchronous rotation of two gear driving gear controls.
Using the utility model of preceding solution, driving motor driving torque is transmitted to by input shaft, jackshaft
Output shaft, and exported by output shaft；The one equal empty set of second gear main driven gear on input shaft, and respectively with corresponding driven gear
Form normal meshing state.One second gear main driven gear passes through synchronizer gearshift and clutch gear-shift mechanism controls respectively, together
Device gearshift and clutch gear-shift mechanism cooperation are walked, to be respectively formed the synchronous rotation connection relationship with input shaft, from
And form the high bottom gear output of output shaft.Since only control is a pair of respectively for synchronizer gearshift and clutch gear-shift mechanism
The driving gear answered, therefore, the two coordinative role shortens the gear shift response time, the mistake of speed is especially got higher in low speed
Cheng Zhong essentially eliminates power interruption phenomenon.
Preferably, the synchronizer gearshift include synchronous shift motor, synchronous shift control mechanism, selector fork,
Shift synchronizer assembly；The shift synchronizer assembly is connected between the input shaft and a gear driving gear, the shift
Shift fork is connected between shift synchronizer assembly and the synchronous shift motor.Gearbox is in second gear, that is, top gear operational process
In, after receiving shifting commands, synchronous shift motor passes through synchronous shift control mechanism and selector fork is driven to move gearshift
Dynamic, the counterpart member for stirring shift synchronizer assembly is mobile, and shift synchronizer assembly makes one in conjunction with a gear driving gear
It keeps off driving gear and input shaft forms and rotates synchronously connection relationship；At the same time, clutch gear-shift mechanism action makes second gear actively
Gear remains idle state, to complete the shift speed change by second gear to a gear.Correspondingly, gearbox is bottom gear fortune in a gear
During row, for gearshift after receiving shifting commands, synchronous shift motor passes through synchronous shift control mechanism driving shift
Shift fork is mobile, and the counterpart member for stirring shift synchronizer assembly is mobile, is detached from it with a gear driving gear, and then release a gear
Driving gear and input shaft, which are formed, rotates synchronously connection relationship；At the same time, clutch gear-shift mechanism action makes second gear driving tooth
Wheel forms synchronous rotation relationship with input shaft, to complete the shift speed change from a gear to second gear.
It is further preferred that the shift synchronizer assembly includes splined hub and combined cover, shift synchronizer assembly passes through
The splined hub is located on the input shaft, and the combined cover is connect by the fork slot of one end with the selector fork, combined cover
The other end is used to connect with the gear driving gear；The one gear driving gear is equipped with the engagement engaged with the combined cover
Gear ring.Further ensure that shift synchronizer assembly function is reliable, structure is simple, manufacturing cost is low.
Preferably, the clutch gear-shift mechanism includes clutch, clutch motor and clutch operating mechanism；Clutch
Including clutch-plate and clutch compressing disc, clutch-plate is fixedly connected on the input shaft distal end, clutch compressing disc and the second gear master
Moving gear is fixedly connected；The clutch operating mechanism for drive the clutch compressing disc with the clutch-plate in conjunction with divide
From.Clutch compressing disc, can also be by clutch compressing disc and the clutch by the round-trip realization of clutch operating mechanism
Cut spring is set between piece, is implemented by the elastic force of cut spring, accordingly when needing the two to combine, clutch motor is driven
Dynamic clutch operating mechanism is mobile, after pushing clutch compressing disc overcomes the elastic force of cut spring, is combined together the two, and
Two gear driving gear and input shaft is set to form synchronous rotation relationship, to realize that second gear exports；When needing to realize gear output, from
Clutch motor driven clutch operating mechanism is mobile, to release the bonding state of clutch-plate and clutch compressing disc.Its structure is simple,
Function is reliable.
Preferably, the output shaft is made of two semiaxis, and two semiaxis pass through difference speed reducer and the intermediate axis connection.
So that gearbox, which is formed, can satisfy two output axle shafts that differential output requires, to directly drive driving wheel, thus further
Simplified and cramped construction is conducive to vehicle and is laid out.
It is further preferred that the difference speed reducer includes differential mechanism, the tool of differential mechanism is there are two semiaxis output gear, two
Semiaxis output gear passes through spline fitted structure correspondence and two half axis connections respectively；It is fixedly connected on the shell of differential mechanism
There is reduction driven gear, reduction driven gear is engaged with deceleration driving gear, and deceleration driving gear is fixedly connected on the centre
On axis.Ensure that the function of differential speed output of two semiaxis is reliable, structure is simple.
The utility model has the beneficial effects that shift process matching using synchronizer gearshift and clutch gear-shift mechanism
It closes and coordinates, shorten shift time；Clutch combination can be carried out when synchronizer is not kept completely separate, do not divided completely in clutch
From when can synchronize, reduce power interruption time；Help to be promoted vehicle shifting comfort and dynamic property, when shift,
Almost power failure-free.And one combines by lamella clutch device when keeping off into second gear, no Hard link, shift shock is small；Cabinet will
Including all components envelope, filling lubricating oil is used for the lubrication and cooling of gear and gearshift in cabinet.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
The utility model will be further described below with reference to the accompanying drawings, but the utility model is not therefore limited in institute
Among the scope of embodiments stated.
Referring to Fig. 1, a kind of electronic automobile-used two-gear automatic speed changing case, including input shaft 1, jackshaft 2, gearshift and output
Axis；The input shaft 1, jackshaft 2 and output shaft three are arranged in parallel on cabinet 4, and three sequentially forms power transmitting；It is defeated
Enter axis 1 and be connected with driving motor 5, input shaft 1 is equipped with a gear driving gear 6 and two gear driving gear 7, gear 6 He of driving gear
The equal empty set of two gear driving gear 7 is on the input shaft 1；A gear driven gear 8, second gear are fixedly connected on the jackshaft 2
Driven gear 9；The gearshift is made of synchronizer gearshift and clutch gear-shift mechanism；Synchronizer gearshift is used for
The synchronous rotation of input shaft 1 and a gear driving gear 6 controls；Clutch gear-shift mechanism is used to form input shaft 1 and second gear actively
The synchronous rotation of gear 7 controls.The output shaft is made of two semiaxis 3, and two semiaxis 3 pass through difference speed reducer and the centre
Axis 2 connects；Difference speed reducer includes differential mechanism 16, and there are two semiaxis output gear, two semiaxis output gears for the tool of differential mechanism 16
It is connect respectively by spline fitted structure correspondence with two semiaxis 3；Be fixedly connected on the shell of differential mechanism 16 deceleration from
Moving gear 17, reduction driven gear 17 are engaged with deceleration driving gear 20, and deceleration driving gear 20 is fixedly connected on the centre
On axis 2.
Wherein, it is preferred that the synchronizer gearshift include synchronous shift motor 18, synchronous shift control mechanism 19,
Selector fork 10, shift synchronizer assembly 11；The shift synchronizer assembly 11 is connected to the input shaft 1 and a gear driving tooth
Between wheel 6, the selector fork 10 is connected between shift synchronizer assembly 11 and the synchronous shift motor 18.The shift
Synchronizer assembly 11 includes splined hub and combined cover, and synchronizer assembly 11 of shifting gears is located at the input shaft 1 by the splined hub
On, the combined cover is connect by the fork slot of one end with the selector fork 10, and the combined cover other end is used to lead with a gear
Moving gear 6 connects；The one gear driving gear 6 is equipped with the engagement gear ring engaged with the combined cover, synchronizer assembly of shifting gears
11 form input shaft 1 by the combination of combined cover and the engagement gear ring connect with the synchronous rotation of the gear driving gear 6.
The clutch gear-shift mechanism includes clutch, clutch motor 12 and clutch operating mechanism 13；Clutch includes clutch-plate
14, clutch compressing disc 15 and cut spring, clutch-plate 14 are fixedly connected on 1 distal end of input shaft, clutch compressing disc 15 and institute
It states two gear driving gear 7 to be fixedly connected, cut spring is in compressed spring structure, and cut spring connects clutch-plate 14 and clutch pressure
Between disk 15；The clutch operating mechanism 13 is for pushing the clutch compressing disc 15 to be combined with the clutch-plate 14.
The gearbox of the present embodiment, one when keeping off into second gear, and synchronous shift motor 18 drives the combined cover of synchronizer assembly 11
Mobile to the direction far from a gear driving gear 6, synchronizer gearshift is separated with a gear driving gear 6；At the same time, clutch
The movement of device gearshift, clutch motor 12 drive clutch operating mechanism 13 mobile, thus push clutch compressing disc 15 with from
It closes piece 14 to combine, makes to turn with clutch-plate 14 with input shaft 1 is synchronous with the two gear driving gear 7 that clutch compressing disc 15 is fixedly connected
It is dynamic, to complete the shift speed change that a gear enters second gear；When second gear moves back a gear, synchronous shift motor 18 drives synchronizer assembly 11
Combined cover to mobile close to the direction of a gear driving gear 6, synchronizer assembly 11 keeps off driving gear 6 with one and is combined, and makes a gear
Driving gear 6 and synchronizer assembly 11 are rotated synchronously with input shaft 1；At the same time, clutch gear-shift mechanism action, clutch electricity
Machine 12 drives clutch operating mechanism 13 to retract, to release to the compressing for pushing clutch compressing disc 15, clutch compressing disc
15 separate under cut spring effect with clutch-plate 14, so that releasing keeps two gear driving gear 7 and clutch-plate 14 same with input shaft 1
The connection relationship for walking rotation, to complete the shift speed change that second gear is retracted into a gear.
When one gear, the work of synchronizer gearshift, clutch gear-shift failure mechanisms, it is same that a gear driving gear 6 passes through shift
It walks device assembly 11 and input shaft 1 is rotated synchronously and connected；Its power transmission line: input shaft 1 → mono- keep off driving gear 6 → mono- gear from
Moving gear 8 → jackshaft, 2 → deceleration driving gear, 20 → reduction driven gear, 17 → retarder → two semiaxis 3.
When second gear, clutch gear-shift mechanism work, synchronizer gearshift fails, and two gear driving gear 7 passes through clutch
Gearshift and input shaft 1, which rotate synchronously, to be connected；Its power transmission line: input shaft 1 → two gear driving gear, 7 → second gear is driven
Gear 9 → jackshaft, 2 → deceleration driving gear, 20 → reduction driven gear, 17 → retarder → two semiaxis 3.
When reversing gear, driving motor 4 is inverted, and drive path is identical as a gear.
In the present embodiment, be not provided with cut spring between clutch compressing disc 15 and clutch-plate 14, clutch compressing disc 15 with from
Close piece 14 combination with separate, rely on clutch operating mechanism 13 drive clutch compressing disc 15 move back and forth realization.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (6)
1. a kind of electronic automobile-used two-gear automatic speed changing case, including input shaft (1), jackshaft (2), gearshift and output shaft；Its
It is characterized in that, the input shaft (1), jackshaft (2) and output shaft three are arranged in parallel on cabinet (4), and three's successively shape
It is transmitted at power；Input shaft (1) is connected with driving motor (5), and input shaft (1) is equipped with gear driving gear (6) and second gear actively
Gear (7), gear driving gear (6) and two gear driving gear (7) empty set are on the input shaft (1)；The jackshaft (2)
On be fixedly connected with a gear driven gear (8), second gear driven gear (9)；The gearshift by synchronizer gearshift and from
Clutch gearshift composition；Synchronizer gearshift is controlled for input shaft (1) and the synchronous rotation of gear driving gear (6)；
The synchronous rotation that clutch gear-shift mechanism is used to form input shaft (1) and two gear driving gear (7) controls.
2. electronic automobile-used two-gear automatic speed changing case according to claim 1, which is characterized in that the synchronizer gearshift
Including synchronous shift motor (18), synchronous shift control mechanism (19), selector fork (10), shift synchronizer assembly (11)；Institute
It states shift synchronizer assembly (11) to be connected between the input shaft (1) and gear driving gear (6), the selector fork (10)
It is connected between shift synchronizer assembly (11) and the synchronous shift motor (18).
3. electronic automobile-used two-gear automatic speed changing case according to claim 2, which is characterized in that the shift synchronizer assembly
It (11) include splined hub and combined cover, shift synchronizer assembly (11) is located on the input shaft (1) by the splined hub, institute
It states combined cover to be connect by the fork slot of one end with the selector fork (10), the combined cover other end is used for and the gear driving tooth
Take turns (6) connection；One gear driving gear (6) is equipped with the engagement gear ring engaged with the combined cover.
4. electronic automobile-used two-gear automatic speed changing case according to claim 1, which is characterized in that the clutch gear-shift mechanism
Including clutch, clutch motor (12) and clutch operating mechanism (13)；Clutch includes clutch-plate (14) and clutch pressure
Disk (15), clutch-plate (14) are fixedly connected on the input shaft (1) distal end, clutch compressing disc (15) and the two gear driving gear
(7) it is fixedly connected；The clutch operating mechanism (13) is for driving the clutch compressing disc (15) and the clutch-plate (14)
In conjunction with separate.
5. electronic automobile-used two-gear automatic speed changing case described according to claim 1~any one of 4, which is characterized in that described
Output shaft is made of two semiaxis (3), and two semiaxis (3) are connect by difference speed reducer with the jackshaft (2).
6. electronic automobile-used two-gear automatic speed changing case according to claim 5, which is characterized in that the difference speed reducer includes poor
Fast device (16), for the tool of differential mechanism (16) there are two semiaxis output gear, two semiaxis output gears pass through spline fitted knot respectively
Structure correspondence is connect with two semiaxis (3)；It is fixedly connected with reduction driven gear (17), slows down on the shell of differential mechanism (16)
Driven gear (17) is engaged with deceleration driving gear (20), and deceleration driving gear (20) is fixedly connected on the jackshaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821946983.8U CN209164501U (en) | 2018-11-21 | 2018-11-21 | Electronic automobile-used two-gear automatic speed changing case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821946983.8U CN209164501U (en) | 2018-11-21 | 2018-11-21 | Electronic automobile-used two-gear automatic speed changing case |
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| Publication Number | Publication Date |
|---|---|
| CN209164501U true CN209164501U (en) | 2019-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821946983.8U Active CN209164501U (en) | 2018-11-21 | 2018-11-21 | Electronic automobile-used two-gear automatic speed changing case |
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| CN (1) | CN209164501U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853177A (en) * | 2020-07-30 | 2020-10-30 | 重庆宗申集研机电科技有限公司 | Automatic gear shifting speed change system |
-
2018
- 2018-11-21 CN CN201821946983.8U patent/CN209164501U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853177A (en) * | 2020-07-30 | 2020-10-30 | 重庆宗申集研机电科技有限公司 | Automatic gear shifting speed change system |
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