CN109282030A - A kind of selector fork dead-centre position self-adapting regulation method, device and electronic equipment - Google Patents
A kind of selector fork dead-centre position self-adapting regulation method, device and electronic equipment Download PDFInfo
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- CN109282030A CN109282030A CN201710596120.6A CN201710596120A CN109282030A CN 109282030 A CN109282030 A CN 109282030A CN 201710596120 A CN201710596120 A CN 201710596120A CN 109282030 A CN109282030 A CN 109282030A
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- shift fork
- centre position
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- position value
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/04—Smoothing ratio shift
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/04—Smoothing ratio shift
- F16H61/0403—Synchronisation before shifting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The present invention provides a kind of selector fork dead-centre position self-adapting regulation method, device and electronic equipments, this method comprises: the synchronous regime of detection synchronizer；When synchronizer, which is in, synchronously completes state, the working condition of the shift fork oil circuit of target gear is detected；When the shift fork oil circuit of target gear is in an off state, practical shift fork dead-centre position value is calculated；Shift fork stop adaptive location value is calculated according to practical shift fork dead-centre position value and current goal shift fork dead-centre position value, and shift fork stop adaptive location value is determined as current goal shift fork dead-centre position value.Based on method disclosed by the invention, the positional value that each selector fork can reach can relatively accurately be calculated, alleviate and even avoid the problem that error is increasing between the shift fork dead-centre position value of default setting, so that shift fork thrust is stablized, further improves the smooth degree of shift.
Description
Technical field
The present invention relates to gearbox control technology fields, adaptive more specifically to a kind of selector fork dead-centre position
Answer method of adjustment, device and electronic equipment.
Background technique
Automatic gear-box is to realize the critical component of self shifter.So-called self shifter refers to, in vehicle travel process,
Driver is needed to manipulate gas pedal by driving, so that automatic gear-box is according to engine load and running conditions of vehicle
Automatic incision target gear, and shift behaviour is mainly carried out according to the target shift fork dead-centre position value of default setting by shift fork at present
Make.
But with the increase of VMT Vehicle-Miles of Travel, mechanical wear can be continuously emerged in shift fork in each shift process, this
The error allowed between each selector fork dead-centre position value that can reach and the shift fork dead-centre position value of default setting is got over
Come bigger, there is a situation where so as to cause shift fork thrust excessive or too small, reduce the smooth degree of shift.
Summary of the invention
In view of this, the present invention provides a kind of selector fork dead-centre position self-adapting regulation method, device and electronic equipment,
It is even solved between each selector fork dead-centre position value that can reach and the shift fork dead-centre position value of default setting with alleviating
The increasing problem of error.Technical solution is as follows:
A kind of selector fork dead-centre position self-adapting regulation method, comprising:
Detect the synchronous regime of synchronizer；
When the synchronizer, which is in, synchronously completes state, the working condition of the shift fork oil circuit of target gear is detected；
When the shift fork oil circuit of the target gear is in an off state, practical shift fork dead-centre position value is calculated；
It is adaptive that shift fork stop is calculated according to the practical shift fork dead-centre position value and current goal shift fork dead-centre position value
Positional value is answered, and the shift fork stop adaptive location value is determined as current goal shift fork dead-centre position value.
Preferably, the synchronous regime of the detection synchronizer, comprising:
Detect the working condition of the shift fork oil circuit of target gear；
When the shift fork oil circuit of the target gear is in the conductive state, according to the first default sampling period, acquire respectively
The tachometer value of synchronizer input shaft combination increment and microsyn output shaft end, and calculate rotating ratio；
It calculates the rotating ratio and pre-set dimension chain defines error amount between speed ratio；
The whole error amount being calculated in the first default sampling periods is obtained, and judges each mistake obtained
Whether in allowable range of error, the first default sampling periods include at least one described first default sampling week to difference
Phase；
If so, determining that synchronizer is in synchronously completes state；
If it is not, determining that synchronizer is in synchronous unfinished state.
It is preferably, described to calculate practical shift fork dead-centre position value, comprising:
According to the second default sampling period, shift fork dead-centre position value is acquired；
The whole shift fork dead-centre position value acquired in the second default sampling periods is obtained, and using rolling average filter
Method calculate practical shift fork dead-centre position value, the second default sampling periods include that at least one described second default is sampled
Period.
A kind of selector fork dead-centre position self-adapting adjusting apparatus, comprising: first detection module, the second detection module,
One computing module and the second computing module；
The first detection module, for detecting the synchronous regime of synchronizer；
Second detection module, for when the synchronizer is in and synchronously completes state, detection target gear to be dialled
Pitch the working condition of oil circuit；
First computing module, it is practical for calculating when the shift fork oil circuit of the target gear is in an off state
Shift fork dead-centre position value；
Second computing module, for according to the practical shift fork dead-centre position value and current goal shift fork stop position
It sets value and calculates shift fork stop adaptive location value, and the shift fork stop adaptive location value is determined as current goal shift fork and is stopped
Point positional value.
Preferably, the first detection module, comprising: detection unit, the first computing unit, the second computing unit, judgement
Unit, the first determination unit and the second determination unit；
The detection unit, the working condition of the shift fork oil circuit for detecting target gear；
First computing unit, for when the shift fork oil circuit of the target gear is in the conductive state, according to first
In the default sampling period, the tachometer value of synchronizer input shaft combination increment and microsyn output shaft end is acquired respectively, and calculate revolving speed
Than；
Second computing unit, for calculating the rotating ratio and pre-set dimension chain defines mistake between speed ratio
Difference；
The judging unit for obtaining the whole error amount being calculated in the first default sampling periods, and is sentenced
Whether in allowable range of error, the first default sampling periods include at least one to the disconnected each error amount obtained
The first default sampling period；If so, triggering first determination unit；If it is not, then triggering second determination unit；
First determination unit synchronously completes state for determining that synchronizer is in；
Second determination unit, for determining that synchronizer is in synchronous unfinished state.
Preferably, first computing module, comprising: acquisition unit and third computing unit；
The acquisition unit, for acquiring shift fork dead-centre position value according to the second default sampling period；
The third computing unit, for obtaining the whole shift fork dead-centre position acquired in the second default sampling periods
Value, and practical shift fork dead-centre position value is calculated using the method for rolling average filter, the second default sampling periods include extremely
A few second default sampling period.
A kind of electronic equipment, comprising: memory and processor；
The memory, for storing program；
The processor, for running the program stored in the memory, wherein described program is used for:
Detect the synchronous regime of synchronizer；
When the synchronizer, which is in, synchronously completes state, the working condition of the shift fork oil circuit of target gear is detected；
When the shift fork oil circuit of the target gear is in an off state, practical shift fork dead-centre position value is calculated；
It is adaptive that shift fork stop is calculated according to the practical shift fork dead-centre position value and current goal shift fork dead-centre position value
Positional value is answered, and the shift fork stop adaptive location value is determined as current goal shift fork dead-centre position value.
Preferably, when the processor is used to detect the synchronous regime of synchronizer, it is specifically used for:
Detect the working condition of the shift fork oil circuit of target gear；
When the shift fork oil circuit of the target gear is in the conductive state, according to the first default sampling period, acquire respectively
The tachometer value of synchronizer input shaft combination increment and microsyn output shaft end, and calculate rotating ratio；
It calculates the rotating ratio and pre-set dimension chain defines error amount between speed ratio；
The whole error amount being calculated in the first default sampling periods is obtained, and judges each mistake obtained
Whether in allowable range of error, the first default sampling periods include at least one described first default sampling week to difference
Phase；
If so, determining that synchronizer is in synchronously completes state；
If it is not, determining that synchronizer is in synchronous unfinished state.
Preferably, the processor is for being specifically used for when calculating practical shift fork dead-centre position value:
According to the second default sampling period, shift fork dead-centre position value is acquired；
The whole shift fork dead-centre position value acquired in the second default sampling periods is obtained, and using rolling average filter
Method calculate practical shift fork dead-centre position value, the second default sampling periods include that at least one described second default is sampled
Period.
Compared to the prior art, what the present invention realized has the beneficial effect that
The present invention discloses a kind of selector fork dead-centre position self-adapting regulation method, device and electronic equipment, and this method is logical
The working condition for crossing the synchronous regime of detection synchronizer and the shift fork oil circuit of target gear, calculates the practical shift fork of this time shift
Dead-centre position value calculates the shift fork stop adaptive location of this time shift further combined with current goal shift fork dead-centre position value
Value, wherein when shifting gears for the first time, current goal shift fork dead-centre position value is the shift fork dead-centre position value of default setting.
Based on method disclosed by the invention, the positional value that each selector fork can reach can be relatively accurately calculated,
Alleviate and even avoid the problem that error is increasing between the shift fork dead-centre position value of default setting, so that shift fork pushes away
Power is stablized, and the smooth degree of shift is further improved.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the method flow diagram of selector fork dead-centre position self-adapting regulation method provided in an embodiment of the present invention；
Fig. 2 is the Part Methods process of selector fork dead-centre position self-adapting regulation method provided in an embodiment of the present invention
Figure；
Fig. 3 is the another Part Methods stream of selector fork dead-centre position self-adapting regulation method provided in an embodiment of the present invention
Cheng Tu；
Fig. 4 is the structural schematic diagram of selector fork dead-centre position self-adapting adjusting apparatus provided in an embodiment of the present invention；
Fig. 5 is that the part-structure of selector fork dead-centre position self-adapting adjusting apparatus provided in an embodiment of the present invention is illustrated
Figure；
Fig. 6 is that the another part-structure of selector fork dead-centre position self-adapting adjusting apparatus provided in an embodiment of the present invention shows
It is intended to；
Fig. 7 is electronic devices structure schematic diagram provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the present invention discloses a kind of selector fork dead-centre position self-adapting regulation method, the method flow diagram of this method
As shown in Figure 1, including the following steps:
S101 detects the synchronous regime of synchronizer；
It include multiple synchronizations in double-clutch speed changer by taking double clutch gearboxes as an example during executing step 101
Device, the corresponding synchronizer of each gear, each synchronizer can pass through shift fork band movable tooth set on driven shaft axially movable
Synchronous ring is pushed to combine with conjunction gear from central idle position, to realize so that sliding block section withstands synchronous ring with sliding block
The rotational speed difference at synchronizer both ends is synchronous.
During specific implementation, step S101 " synchronous regime of detection synchronizer " can specifically use following steps,
Method flow diagram is as shown in Figure 2:
S1001 detects the working condition of the shift fork oil circuit of target gear；
During executing step S1001, when receiving the gear switch for carrying target gear instruction, pass through inspection
The on-off for surveying the corresponding solenoid valve of shift fork of target gear determines the working condition of shift fork oil circuit, when solenoid valve conduction, shift fork
Oil circuit is also on state, and similarly, when solenoid valve disconnects, shift fork oil circuit is also at off-state.
S1002, according to the first default sampling period, is adopted respectively when the shift fork oil circuit of target gear is in the conductive state
Collect the tachometer value of synchronizer input shaft combination increment and microsyn output shaft end, and calculates rotating ratio；
S1003, calculates rotating ratio and pre-set dimension chain defines the error amount between speed ratio；
During executing step S1003, it is according to synchronizer input shaft gear and output that dimension chain, which defines speed ratio,
The speed ratio theoretical value that the parameters such as the number of teeth of shaft gear and radius are calculated；
It following formula (1) can be used calculates rotating ratio and dimension chain and define error amount between speed ratio:
Wherein, V is error amount, and a is rotating ratio, and b is that dimension chain defines speed ratio.
S1004 obtains the whole error amounts being calculated in the first default sampling periods, and judges each error obtained
Whether in allowable range of error, the first default sampling periods include at least one first default sampling period to value；If
It is to then follow the steps S1005；If it is not, thening follow the steps S1006；
During executing step S1004, by judge in effective time synchronizer input shaft combination increment with it is synchronous
The whether stable synchronous regime that synchronizer is determined in allowable range of error of the error amount of device output shaft end rotating ratio, wherein have
The default sampling periods of time namely first are imitated, the value range of effective time is preferably 300ms~500ms, also, error
Allowed band is optionally 0.5%~2%, can be specifically arranged according to actual needs, the present embodiment does not do any restrictions.
S1005 determines that synchronizer is in and synchronously completes state；
S1006 determines that synchronizer is in synchronous unfinished state.
In the present embodiment, microsyn output shaft end is synchronizer connected with differential to one end of tire.
S102 detects the working condition of the shift fork oil circuit of target gear when synchronizer, which is in, synchronously completes state；
During executing step S102, after synchronizer synchronously completes, by the shift fork pair for detecting target gear
The on-off for the solenoid valve answered determines the working condition of shift fork oil circuit.
S103 calculates practical shift fork dead-centre position value when the shift fork oil circuit of target gear is in an off state；
During executing step S103, when the shift fork oil circuit of target gear is in an off state, shift fork free skating
It goes to the conjunction gear position of target gear, and after tooth set spline is with combining spline completion to engage, tooth set continues to move to reach
Shift dead-centre position, and then shift fork is stable at dead-centre position, therefore, needs a period of time from shift fork art skating to stable, this
In embodiment, it is preferred that when the shift fork oil circuit of target gear is in an off state, open timer, and in pre-determined stability
Practical shift fork dead-centre position value is calculated again after long, and optionally, pre-determined stability duration value range is 300ms~500ms, can root
It is specifically chosen according to actual needs, the present embodiment does not do any restriction.
During specific implementation, following step can specifically be used by " calculating practical shift fork dead-centre position value " in step S103
Suddenly, method flow diagram is as shown in Figure 3:
S1007 acquires shift fork dead-centre position value according to the second default sampling period；
S1008 obtains the whole shift fork dead-centre position values acquired in the second default sampling periods, and using the average filter of rolling
The method of wave calculates practical shift fork dead-centre position value, and the second default sampling periods include at least one second default sampling week
Phase；
During executing step S1007, it is assumed that the second default sampling periods include 10 the second default sampling periods,
Also, rolling the calculating cycle that is arranged in the method for average filter is 5 the second default sampling periods, then reaches the 5th the
After two default sampling periods, the average value of preceding 5 shift forks dead-centre position value of acquisition is calculated, further, when reaching the 6th the
After two default sampling periods, the average value of the 2nd~6 shift fork dead-centre position value is calculated, and so on, until being calculated the 6th
The average value of~10 shift fork dead-centre position values, and using this average value as the practical shift fork stop in the second default sampling periods
Positional value.
It is adaptive to calculate shift fork stop according to practical shift fork dead-centre position value and current goal shift fork dead-centre position value by S104
Positional value is answered, and shift fork stop adaptive location value is determined as current goal shift fork dead-centre position value；
During executing step S104, following formula (2) can be used and calculate shift fork stop adaptive location value:
W=c+ (d-c) * e (2)
Wherein, W is shift fork stop adaptive location value, and c is current goal shift fork dead-centre position value, and d is that practical shift fork stops
Point positional value, e are pre-set shift fork dead-centre position excursion percentage；
And this shift fork stop adaptive location value being calculated can be used as the current goal shift fork shifted gears next time
Dead-centre position value.
Above step S1001~step S1006 is only " detection synchronizer in step S101 that the embodiment of the present application discloses
Synchronous regime " process a kind of preferred implementation, the specific implementation in relation to this process can be according to their own needs
Any setting, it is not limited here.
Above step S1007~step S1008 is only " to calculate practical dial in step S103 that the embodiment of the present application discloses
Pitch dead-centre position value " a kind of preferred implementation of process, the specific implementation in relation to this process can be according to oneself need
Any setting is asked, it is not limited here.
Method disclosed in the present embodiment can relatively accurately calculate the positional value that each selector fork can reach, and delay
Solution even avoids the problem that error is increasing between the shift fork dead-centre position value of default setting, so that shift fork thrust
Stablize, further improves the smooth degree of shift.
The selector fork dead-centre position self-adapting regulation method provided based on the above embodiment, the embodiment of the present invention disclose one
Kind selector fork dead-centre position self-adapting adjusting apparatus, structural schematic diagram are as shown in Figure 4, comprising: first detection module 101,
Second detection module 102, the first computing module 103 and the second computing module 104；
First detection module 101, for detecting the synchronous regime of synchronizer；
Second detection module 102, for detecting the shift fork oil circuit of target gear when synchronizer is in and synchronously completes state
Working condition；
First computing module 103 stops for when the shift fork oil circuit of target gear is in an off state, calculating practical shift fork
Point positional value；
Second computing module 104, for according to practical shift fork dead-centre position value and current goal shift fork dead-centre position value
Shift fork stop adaptive location value is calculated, and shift fork stop adaptive location value is determined as current goal shift fork dead-centre position
Value.
Optionally, the structural schematic diagram of first detection module 101 is as shown in figure 5, include such as lower unit: detection unit
1001, the first computing unit 1002, the second computing unit 1003, judging unit 1004, the first determination unit 1005 and second are true
Order member 1006；
Detection unit 1001, the working condition of the shift fork oil circuit for detecting target gear；
First computing unit 1002, for being preset according to first when the shift fork oil circuit of target gear is in the conductive state
In the sampling period, the tachometer value of synchronizer input shaft combination increment and microsyn output shaft end is acquired respectively, and calculate rotating ratio；
Second computing unit 1003, for calculating rotating ratio and pre-set dimension chain defines error between speed ratio
Value；
Judging unit 1004 for obtaining the whole error amounts being calculated in the first default sampling periods, and judges to obtain
Whether in allowable range of error, the first default sampling periods include that at least one is first default to each error amount taken
Sampling period；If so, the first determination unit 1005 of triggering；If it is not, then triggering the second determination unit 1006；
First determination unit 1005 synchronously completes state for determining that synchronizer is in；
Second determination unit 1006, for determining that synchronizer is in synchronous unfinished state.
Optionally, the structural schematic diagram of the first computing module 103 is as shown in fig. 6, include such as lower unit: including: that acquisition is single
Member 1007 and third computing unit 1008；
Acquisition unit 1007, for acquiring shift fork dead-centre position value according to the second default sampling period；
Third computing unit 1008, for obtaining the whole shift fork dead-centre position values acquired in the second default sampling periods,
And practical shift fork dead-centre position value is calculated using the method for rolling average filter, the second default sampling periods include at least one
A second default sampling period.
Device disclosed in the present embodiment can relatively accurately calculate the positional value that each selector fork can reach, and delay
Solution even avoids the problem that error is increasing between the shift fork dead-centre position value of default setting, so that shift fork thrust
Stablize, further improves the smooth degree of shift.
The selector fork dead-centre position self-adapting regulation method provided based on the above embodiment and selector fork stop position
Set self-adapting adjusting apparatus, the embodiment of the present invention discloses a kind of electronic equipment, structural schematic diagram as shown in fig. 7, comprises: storage
Device 105 and processor 106；
Memory 105, for storing program；
Processor 106, the program for being stored in run memory 105, wherein described program is used for:
Detect the synchronous regime of synchronizer；
When synchronizer, which is in, synchronously completes state, the working condition of the shift fork oil circuit of target gear is detected；
When the shift fork oil circuit of target gear is in an off state, practical shift fork dead-centre position value is calculated；
Shift fork stop adaptive bit is calculated according to practical shift fork dead-centre position value and current goal shift fork dead-centre position value
Value is set, and shift fork stop adaptive location value is determined as current goal shift fork dead-centre position value.
Optionally, when processor 106 is used to detect the synchronous regime of synchronizer, it is specifically used for:
Detect the working condition of the shift fork oil circuit of target gear；
When the shift fork oil circuit of target gear is in the conductive state, according to the first default sampling period, acquisition is synchronized respectively
The tachometer value of device input shaft combination increment and microsyn output shaft end, and calculate rotating ratio；
It calculates rotating ratio and pre-set dimension chain defines the error amount between speed ratio；
The whole error amounts being calculated in the first default sampling periods are obtained, and whether judge each error amount obtained
In allowable range of error, the first default sampling periods include at least one first default sampling period；
If so, determining that synchronizer is in synchronously completes state；
If it is not, determining that synchronizer is in synchronous unfinished state.
Optionally, processor 106 is for being specifically used for when calculating practical shift fork dead-centre position value:
According to the second default sampling period, shift fork dead-centre position value is acquired；
The whole shift fork dead-centre position values acquired in the second default sampling periods are obtained, and using the side for rolling average filter
Method calculates practical shift fork dead-centre position value, and the second default sampling periods include at least one second default sampling period.
Electronic equipment disclosed in the present embodiment can relatively accurately calculate the position that each selector fork can reach
Value is alleviated and even avoids the problem that error is increasing between the shift fork dead-centre position value of default setting, so that dialling
It pitches thrust to stablize, further improves the smooth degree of shift.
Above to a kind of selector fork dead-centre position self-adapting regulation method provided by the present invention, device and electronic equipment
It is described in detail, used herein a specific example illustrates the principle and implementation of the invention, the above reality
The explanation for applying example is merely used to help understand method and its core concept of the invention；Meanwhile for the general technology of this field
Personnel, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, in conclusion this theory
Bright book content should not be construed as limiting the invention.
It should be noted that all the embodiments in this specification are described in a progressive manner, each embodiment weight
Point explanation is the difference from other embodiments, and the same or similar parts between the embodiments can be referred to each other.
For the device disclosed in the embodiment, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, phase
Place is closed referring to method part illustration.
It should also be noted that, herein, relational terms such as first and second and the like are used merely to one
Entity or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation
There are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to contain
Lid non-exclusive inclusion, so that the element that the process, method, article or equipment including a series of elements is intrinsic,
It further include either the element intrinsic for these process, method, article or equipments.In the absence of more restrictions,
The element limited by sentence "including a ...", it is not excluded that in the process, method, article or equipment including the element
In there is also other identical elements.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (9)
1. a kind of selector fork dead-centre position self-adapting regulation method characterized by comprising
Detect the synchronous regime of synchronizer；
When the synchronizer, which is in, synchronously completes state, the working condition of the shift fork oil circuit of target gear is detected；
When the shift fork oil circuit of the target gear is in an off state, practical shift fork dead-centre position value is calculated；
Shift fork stop adaptive bit is calculated according to the practical shift fork dead-centre position value and current goal shift fork dead-centre position value
Value is set, and the shift fork stop adaptive location value is determined as current goal shift fork dead-centre position value.
2. the method according to claim 1, wherein the synchronous regime of the detection synchronizer, comprising:
Detect the working condition of the shift fork oil circuit of target gear；
When the shift fork oil circuit of the target gear is in the conductive state, according to the first default sampling period, acquisition is synchronized respectively
The tachometer value of device input shaft combination increment and microsyn output shaft end, and calculate rotating ratio；
It calculates the rotating ratio and pre-set dimension chain defines error amount between speed ratio；
The whole error amount being calculated in the first default sampling periods is obtained, and judges each error amount obtained
Whether in allowable range of error, the first default sampling periods include at least one described first default sampling period；
If so, determining that synchronizer is in synchronously completes state；
If it is not, determining that synchronizer is in synchronous unfinished state.
3. the method according to claim 1, wherein described calculate practical shift fork dead-centre position value, comprising:
According to the second default sampling period, shift fork dead-centre position value is acquired；
The whole shift fork dead-centre position value acquired in the second default sampling periods is obtained, and using the side for rolling average filter
Method calculates practical shift fork dead-centre position value, and the second default sampling periods include at least one described second default sampling week
Phase.
4. a kind of selector fork dead-centre position self-adapting adjusting apparatus characterized by comprising first detection module, the second inspection
Survey module, the first computing module and the second computing module；
The first detection module, for detecting the synchronous regime of synchronizer；
Second detection module, for detecting the shift fork oil of target gear when the synchronizer is in and synchronously completes state
The working condition on road；
First computing module, for calculating practical shift fork when the shift fork oil circuit of the target gear is in an off state
Dead-centre position value；
Second computing module, for according to the practical shift fork dead-centre position value and current goal shift fork dead-centre position value
Shift fork stop adaptive location value is calculated, and the shift fork stop adaptive location value is determined as current goal shift fork stop position
Set value.
5. device according to claim 4, which is characterized in that the first detection module, comprising: detection unit, first
Computing unit, the second computing unit, judging unit, the first determination unit and the second determination unit；
The detection unit, the working condition of the shift fork oil circuit for detecting target gear；
First computing unit, for being preset according to first when the shift fork oil circuit of the target gear is in the conductive state
In the sampling period, the tachometer value of synchronizer input shaft combination increment and microsyn output shaft end is acquired respectively, and calculate rotating ratio；
Second computing unit, for calculating the rotating ratio and pre-set dimension chain defines error between speed ratio
Value；
The judging unit for obtaining the whole error amount being calculated in the first default sampling periods, and judges to obtain
Whether in allowable range of error, the first default sampling periods include described at least one to each error amount taken
First default sampling period；If so, triggering first determination unit；If it is not, then triggering second determination unit；
First determination unit synchronously completes state for determining that synchronizer is in；
Second determination unit, for determining that synchronizer is in synchronous unfinished state.
6. device according to claim 4, which is characterized in that first computing module, comprising: acquisition unit and third
Computing unit；
The acquisition unit, for acquiring shift fork dead-centre position value according to the second default sampling period；
The third computing unit, for obtaining the whole shift fork dead-centre position value acquired in the second default sampling periods,
And practical shift fork dead-centre position value is calculated using the method for rolling average filter, the second default sampling periods include at least one
A second default sampling period.
7. a kind of electronic equipment characterized by comprising memory and processor；
The memory, for storing program；
The processor, for running the program stored in the memory, wherein described program is used for:
Detect the synchronous regime of synchronizer；
When the synchronizer, which is in, synchronously completes state, the working condition of the shift fork oil circuit of target gear is detected；
When the shift fork oil circuit of the target gear is in an off state, practical shift fork dead-centre position value is calculated；
Shift fork stop adaptive bit is calculated according to the practical shift fork dead-centre position value and current goal shift fork dead-centre position value
Value is set, and the shift fork stop adaptive location value is determined as current goal shift fork dead-centre position value.
8. electronic equipment according to claim 7, which is characterized in that the processor is used to detect the synchronization shape of synchronizer
When state, it is specifically used for:
Detect the working condition of the shift fork oil circuit of target gear；
When the shift fork oil circuit of the target gear is in the conductive state, according to the first default sampling period, acquisition is synchronized respectively
The tachometer value of device input shaft combination increment and microsyn output shaft end, and calculate rotating ratio；
It calculates the rotating ratio and pre-set dimension chain defines error amount between speed ratio；
The whole error amount being calculated in the first default sampling periods is obtained, and judges each error amount obtained
Whether in allowable range of error, the first default sampling periods include at least one described first default sampling period；
If so, determining that synchronizer is in synchronously completes state；
If it is not, determining that synchronizer is in synchronous unfinished state.
9. electronic equipment according to claim 7, which is characterized in that the processor is for calculating practical shift fork stop position
When setting value, it is specifically used for:
According to the second default sampling period, shift fork dead-centre position value is acquired；
The whole shift fork dead-centre position value acquired in the second default sampling periods is obtained, and using the side for rolling average filter
Method calculates practical shift fork dead-centre position value, and the second default sampling periods include at least one described second default sampling week
Phase.
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| CN109282030B (en) | 2020-08-04 |
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