CN206309927U - A kind of integrated form fourth gear AMT gear shift mechanisms - Google Patents
A kind of integrated form fourth gear AMT gear shift mechanisms Download PDFInfo
- Publication number
- CN206309927U CN206309927U CN201621296068.XU CN201621296068U CN206309927U CN 206309927 U CN206309927 U CN 206309927U CN 201621296068 U CN201621296068 U CN 201621296068U CN 206309927 U CN206309927 U CN 206309927U
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- Prior art keywords
- gear
- gearshift
- frame assembly
- shaft
- integrated form
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Abstract
The utility model is related to a kind of integrated form fourth gear AMT gear shift mechanisms, including housing, the first gearshift and the second gearshift, first gearshift and the second gearshift difference specular to be arranged on housing both sides；First gearshift and the second gearshift include motor, driving gear shaft, shift selecting rocking arm and shifting shaft；Described driving gear shaft one end is axially connected with motor, and the other end is connected by shift selecting rocking arm with shifting shaft；The driving gear shaft includes primary planet carrier assembly, secondary planet frame assembly and third-level planetary frame assembly；The primary planet carrier assembly and the motor connection；The secondary planet frame assembly is connected with the primary planet carrier assembly；The third-level planetary frame assembly is connected with the secondary planet frame assembly.Integrated form fourth gear AMT gear shift mechanisms described in the utility model have the advantages that installation volume is small, it is small to be driven more steady, electric motor starting moment of torsion, gearshift fast response time.
Description
Technical field
The utility model is related to the executing agency of automobile gearbox, more particularly to a kind of integrated form fourth gear AMT shiftings
Mechanism.
Background technology
AMT gear shift mechanisms are electric vehicle gear boxes on the basis of most of assembly part is retained, by its gear shift operation
Part is changed to the mechanism that automatic shifting is performed.
As shown in figure 1, existing many gear shift-selecting and changing actuating mechanisms are generally X-Y type gear shift mechanisms, gear selection mechanism 420,
Gearshift 430 is respectively X-axis and Y-axis relative to the corresponding reference axis of gearbox 410.Additionally, existing many gear shiftings
The increasing torsion mode of executing agency is generally parallel axes, skew gear is multistage increases the mode turned round, the characteristics of with highly versatile.
However, existing many gear shift-selecting and changing actuating mechanisms also there are problems that it is a lot.Such as, gear is multistage increases the X- for turning round
Y type gear shift mechanisms, installation occupies space greatly, difficult by spacial influence in new energy with compact hybrid power transmission system
To arrange.Further, since X-Y types gear shift mechanism has certain requirement to the precision of gear selecting, so as to install initial bit to it
Put, shift fork machining accuracy etc. has more strict accurate requirement；Meanwhile, X-Y types gear shift mechanism needs when gearshift
The action of execution is relatively more, and the gearshift response time of some gears is more long, causes gearshift response speed slowly, and gearshift is uneven
The bad problem such as steady.
Utility model content
Based on this, the purpose of this utility model is, there is provided a kind of integrated form fourth gear AMT gear shift mechanisms, it has body
Accumulate big small, fast ratio, gearshift fast response time and drive range accurately advantage.
In order to realize the above object the technical solution adopted in the utility model is as follows：
A kind of integrated form fourth gear AMT gear shift mechanisms.It is described including housing, the first gearshift and the second gearshift
First gearshift and the second gearshift difference specular are arranged on housing both sides.First gearshift and second is changed
Retaining device includes motor, driving gear shaft, shift selecting rocking arm and shifting shaft.The motor is arranged on the hull outside；It is described
Driving gear shaft one end is axially connected with motor, and the other end is connected by shift selecting rocking arm with shifting shaft；The driving gear
Axle includes primary planet carrier assembly, secondary planet frame assembly and third-level planetary frame assembly；The primary planet carrier assembly with it is described
Motor connection；The secondary planet frame assembly is connected with the primary planet carrier assembly；The third-level planetary frame assembly with it is described
Secondary planet frame assembly is connected.
Integrated form fourth gear AMT gearshifts described in the utility model, the first gearshift and the second gearshift are used
Y-Y types gear shifting structures arrangement, on installing space, the space of axial length is compressed to most short so that of the present utility model
Gearshift installation volume is smaller.In addition, additionally using the structure arrangement of third-level planetary frame assembly so that the transmission of gearshift
More steady, gear stand under load is uniform, and electric motor starting moment of torsion is small, fast response time of shifting gears.
Further, the input gear of the primary planet carrier assembly is connected with the output axle assembly of motor, primary planet
The output gear of frame assembly is connected with the input gear engagement of secondary planet frame assembly；The output gear of the secondary planet frame assembly
Take turns and be connected with the input gear engagement of third-level planetary frame assembly.Engaged by gear between every grade of planet carrier and connected so that gearshift
The more steady safety of the transmission of mechanism, is not susceptible to failure, the service life of extending mechanism.
Further, the primary planet carrier assembly and secondary planet frame assembly full floating is arranged in the driving gear shaft
On.One-level, secondary planet frame assembly are in the form of full floating so that gear is higher by loading capability, and electric motor starting moment of torsion is smaller,
Be conducive to the proportion of goods damageds that are cost-effective and reducing part.
Further, the shift selecting rocking arm includes mobile jib, is separately mounted to the fan tooth and gear selecting sliding block at mobile jib two ends.Actively
Gear shaft is connected by shift selecting rocking arm with shifting shaft so that the transmission of gearshift is more steady, and shift selecting rocking arm stand under load
Ability is more preferable.
Further, the shifting shaft is provided with the limit sliding chutes matched with the gear selecting sliding block, gear selecting sliding block position
In in the limit sliding chutes.Gear selecting sliding block is moved left and right in limit sliding chutes, so as to drive the left rotation and right rotation of shifting shaft, is conducive to
The gear shifting action of shifting shaft is more steady effective.
Further, the output gear of the third-level planetary frame assembly is connected with the fan tooth engagement and drives fan tooth around changing
Gear shaft left rotation and right rotation.Being connected by the engagement with sector gear is conducive to driving gear shaft that power is uniformly applied into shift selecting rocking arm
On, it is driven more steady.
Further, first gearshift and the second gearshift also include the internal spline on shifting shaft
And gear shifting pulling head, the internal spline drives gear shifting pulling head to be rotated around shifting shaft.Gear shifting pulling head is driven around changing by the internal spline
Gear shaft rotates, and operational motion is more convenient easily.
Further, first gearshift and the second gearshift also include being arranged on the angle of gearshift shaft end
Sensor, the angular transducer is used to measure the positional information of the gear shifting pulling head, and the rotational angle of shifting shaft is converted
For in the controller of electric signal transmission to automobile.The angular transducer of gearshift shaft end causes that the gearshift of gearshift is responded more
Hurry up, drive range it is more accurate.
Further, two offsides of the housing are respectively arranged with two holes.Two holes respectively for the first gearshift and
The motor output shaft assembly of the second gearshift is stretched in housing.
Brief description of the drawings
Fig. 1 is the structural representation of existing X-Y types gear shift mechanism；
Fig. 2 is the structural representation of integrated form fourth gear AMT gear shift mechanisms of the present utility model.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, is easy to be well understood to
The utility model, but they do not constitute restriction to the utility model.
Fig. 2 is referred to, it is the structural representation of integrated form fourth gear AMT gear shift mechanisms of the present utility model.
Integrated form fourth gear AMT gearshifts of the present utility model, including housing 100, the first gearshift 200 and second are changed
Retaining device 300, the difference of 200 and second gearshift of the first gearshift 300 specular is arranged on the both sides of housing 100.
Gearshift machine 300 structure of first gearshift 200 and second includes motor 210, driving gear shaft 220, the and of shift selecting rocking arm 230
Shifting shaft 240.The motor 210 is arranged on outside the housing 100；The one end of the driving gear shaft 220 is with motor 210 axially
Connection, the other end is connected by shift selecting rocking arm 230 with shifting shaft 240；The driving gear shaft 220 includes primary planet carrier
Assembly 221, secondary planet frame assembly 222 and third-level planetary frame assembly 223；The primary planet carrier assembly 221 and the motor
Connection；The secondary planet frame assembly 222 is connected with the primary planet carrier assembly 221；The third-level planetary frame assembly 223 with
The secondary planet frame assembly 222 is connected.
The housing 100 may be mounted at the top surface of gear-box case.
In the present embodiment, first gearshift 200 includes identical unit device with second gearshift 300
Part, difference be first gearshift 200 with second gearshift 300 relative to mirror on gearbox Y-axis line direction
As being symmetrically mounted in the housing 100, so that an integrated gear is multistage to increase the Y-Y type gearshifts turned round.
The motor 210 is arranged on the outside of the housing 100.In the present embodiment, the two offsides difference of the housing 100
Two holes are provided with, two holes are respectively for the first gearshift 200 and the motor output shaft assembly 211 of the second gearshift 300
Stretch in housing, and the motor 210 is arranged on the both sides of the housing 100 along Y direction.
One end of the driving gear shaft 220 is axially connected with the output axle assembly 211 of motor 210, and the other end is by choosing
Shelves rocking arm 230 is connected with shifting shaft 240.The driving gear shaft 220 includes primary planet carrier assembly 221, secondary planet
Frame assembly 222 and third-level planetary frame assembly 223；The primary planet carrier assembly 221 is connected with the motor 210；Described two grades
Planet carrier assembly is connected with primary planet carrier assembly 221 described in 222；The third-level planetary frame 223 is total with the secondary planet frame
Into 222 connections.In the present embodiment, primary planet carrier assembly 221 and secondary planet frame assembly 222 are arranged in the form of full floating
On the driving gear shaft 220.
Specifically, the input gear of the primary planet carrier assembly 221 is connected with the output axle assembly of motor 210, one-level
The output gear of planet carrier assembly 221 is connected with the input gear engagement of secondary planet frame assembly 222；The secondary planet frame is total
Output gear into 222 is connected with the input gear engagement of third-level planetary frame assembly 223.
The shift selecting rocking arm 230 includes mobile jib, is separately mounted to the fan tooth and gear selecting sliding block at mobile jib two ends.The present embodiment
In, the fan tooth, gear selecting sliding block and mobile jib are one of the forming.
The shifting shaft 240 is provided with the limit sliding chutes matched with the gear selecting sliding block.In the present embodiment, the gear selecting
Sliding block is slideably positioned in limit sliding chutes.In addition, the output gear assembly 2231 and the fan of the third-level planetary frame assembly 223
Tooth engagement is connected and drives fan tooth around the left rotation and right rotation of shifting shaft 240, so as to drive gear selecting sliding block left rotation and right rotation and change shifting shaft
240 position.
The gearshift 300 of first gearshift 200 and second also includes that the gearshift on shifting shaft 240 is dialled
First 250.Internal spline 270 is also equipped between the gear shifting pulling head 250 and shifting shaft 240, institute is driven by the internal spline 270
Gear shifting pulling head 270 is stated to be rotated around shifting shaft 240.In the present embodiment, the gear shifting pulling head 270 is placed in first gearshift
200 and second gearshift 300 underface.
In addition, the gearshift 300 of first gearshift 200 and second also includes being arranged on the end of shifting shaft 240
Angular transducer 260, the angular transducer 260 is used to measuring the positional information of the gear shifting pulling head 250, and by shifting shaft
240 rotational angle is converted into electric signal transmission to the controller of automobile.Angular transducer 260 directly reads gear shifting pulling head
250 positional information, eliminates all gaps of planetary mechanism transmission system, and repeatable accuracy is higher.
Used as a kind of more excellent technical scheme, the utility model also includes being arranged on the housing 100 and shifting shaft 240
Between physics interlocking mechanism built, more preferable effect is reached on using safety.
Hereinafter illustrate operation principle of the present utility model：
The output axle assembly 211 of motor 210 drives driving gear shaft 220 to rotate, and power is applied into primary planet first
On the input gear of frame assembly 221, then power is transferred to secondary planet frame by the output gear of primary planet carrier assembly 221
On the input gear of assembly 222, the output gear of secondary planet frame assembly 222 again transmits power total to third-level planetary frame
Into on 223 input gear, shift selecting rocking arm 230 is driven finally by the output gear assembly 2231 of third-level planetary frame assembly 223
Fan tooth rotate, gear selecting power is applied in the limit sliding chutes of shifting shaft 240 by gear selecting sliding block, promote shift selecting rocking arm 230 edge
The shifting shaft 240 of gearbox is moved axially, and completes gear selecting work.The left-right rotary under the promotion of shift selecting rocking arm 230 of shifting shaft 240
Turn, drive gear shifting pulling head 250 to be rotated around shifting shaft 240 by internal spline 270, and by angular transducer 260 by shifting shaft 240
Position variation signal transmit to the controller of automobile, gear shifting force is acted on into gear shifting pulling head 250, finally complete gearshift work.
Wherein, while single motor 210 controls two gear selecting actions of gear, because each gearshift has two shelves
Position is available, and there are gearshift of the present utility model four gears to be available for gearshift to select altogether, aims at new energy and mixes
The fourth gear case of headstock and the gear shifting actuating mechanism developed.The angular transducer 260 of the end of shifting shaft 240 causes the utility model
Gearshift have that gearshift response is fast, position accurately advantage.
Integrated form AMT gearshifts of the present utility model are arranged as a result of Y-Y types gear shifting structure, and gear shifting pulling head is put
In the underface of gearshift so that on installing space, axial length space compression is to most for gearshift of the present utility model
Short, installation volume is smaller.In addition, gearshift of the present utility model additionally uses the structure arrangement of third-level planetary frame assembly, and
One-level, secondary planet frame assembly are in the form of full floating so that the transmission of gearshift is more steady, and gear stand under load is uniform,
Electric motor starting moment of torsion is small, fast response time of shifting gears.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore can not be interpreted as the limitation to utility model patent scope.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
Protection domain of the present utility model.
Claims (9)
1. a kind of integrated form fourth gear AMT gear shift mechanisms, it is characterised in that：Including housing, the first gearshift and the second gearshift
Mechanism, first gearshift and the second gearshift difference specular are arranged on housing both sides；The first gearshift machine
Structure and the second gearshift include motor, driving gear shaft, shift selecting rocking arm and shifting shaft；The motor is arranged on the housing
It is outside；Described driving gear shaft one end is axially connected with motor, and the other end is connected by shift selecting rocking arm with shifting shaft；It is described
Driving gear shaft includes primary planet carrier assembly, secondary planet frame assembly and third-level planetary frame assembly；The primary planet carrier is total
Into with the motor connection；The secondary planet frame assembly is connected with the primary planet carrier assembly；The third-level planetary frame is total
It is connected into the secondary planet frame assembly.
2. integrated form fourth gear AMT gear shift mechanisms according to claim 1, it is characterised in that：The primary planet carrier is total
Into input gear be connected with the output axle assembly of motor, the output gear of primary planet carrier assembly and secondary planet frame assembly
Input gear engagement connection；The output gear of the secondary planet frame assembly engages company with the input gear of third-level planetary frame assembly
Connect.
3. integrated form fourth gear AMT gear shift mechanisms according to claim 2, it is characterised in that：The primary planet carrier is total
It is arranged on the driving gear shaft into the secondary planet frame assembly full-floating type.
4. integrated form fourth gear AMT gear shift mechanisms according to claim 3, it is characterised in that：The shift selecting rocking arm includes
Mobile jib, the fan tooth and gear selecting sliding block that are separately mounted to mobile jib two ends.
5. integrated form fourth gear AMT gear shift mechanisms according to claim 4, it is characterised in that：The shifting shaft is provided with
The limit sliding chutes matched with the gear selecting sliding block, the gear selecting sliding block is located in the limit sliding chutes.
6. integrated form fourth gear AMT gear shift mechanisms according to any one of claim 4 or 5, it is characterised in that：The three-level
The output gear of planet carrier assembly is connected with the fan tooth engagement and drives fan tooth around shifting shaft left rotation and right rotation.
7. integrated form fourth gear AMT gear shift mechanisms according to claim 6, it is characterised in that：First gearshift
Also include internal spline and gear shifting pulling head on shifting shaft with the second gearshift, the internal spline drives gear shifting pulling head
Rotated around shifting shaft.
8. integrated form fourth gear AMT gear shift mechanisms according to claim 7, it is characterised in that：First gearshift
Also include being arranged on the angular transducer of gearshift shaft end with the second gearshift, the angular transducer is used to measure described
The positional information of gear shifting pulling head, and the rotational angle of shifting shaft is converted into electric signal transmission to the controller of automobile.
9. integrated form fourth gear AMT gear shift mechanisms according to claim 1, it is characterised in that：Two offsides of the housing
It is respectively arranged with two holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621296068.XU CN206309927U (en) | 2016-11-29 | 2016-11-29 | A kind of integrated form fourth gear AMT gear shift mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621296068.XU CN206309927U (en) | 2016-11-29 | 2016-11-29 | A kind of integrated form fourth gear AMT gear shift mechanisms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206309927U true CN206309927U (en) | 2017-07-07 |
Family
ID=59250906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621296068.XU Expired - Fee Related CN206309927U (en) | 2016-11-29 | 2016-11-29 | A kind of integrated form fourth gear AMT gear shift mechanisms |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206309927U (en) |
-
2016
- 2016-11-29 CN CN201621296068.XU patent/CN206309927U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170707 Termination date: 20181129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |