CN108657264A - A kind of road feel torque simulation mechanism and vehicle - Google Patents
A kind of road feel torque simulation mechanism and vehicle Download PDFInfo
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- CN108657264A CN108657264A CN201810476421.XA CN201810476421A CN108657264A CN 108657264 A CN108657264 A CN 108657264A CN 201810476421 A CN201810476421 A CN 201810476421A CN 108657264 A CN108657264 A CN 108657264A
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- road feel
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- 230000007246 mechanism Effects 0.000 title claims abstract description 44
- 238000004088 simulation Methods 0.000 title claims abstract description 44
- 230000005540 biological transmission Effects 0.000 claims abstract description 87
- 230000009471 action Effects 0.000 claims abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/001—Mechanical components or aspects of steer-by-wire systems, not otherwise provided for in this maingroup
- B62D5/005—Mechanical components or aspects of steer-by-wire systems, not otherwise provided for in this maingroup means for generating torque on steering wheel or input member, e.g. feedback
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
Abstract
The present invention provides a kind of road feel torque simulation mechanism and vehicles, are related to automotive field.Road feel torque simulation mechanism includes transmission component, torsion bar, angular transducer, controller and feedback component, and one end of transmission component with steering column for connecting, the torque for transmitting steering column；Torsion bar is connect with transmission component, for deforming under the action of torque；Angular transducer is connect with torsion bar, the deformation angle for detecting torsion bar；Controller is connect with angular transducer and feedback component, for being generated and the matched reactive torque of torque according to deformation angle control feedback component；Feedback component is connect with transmission component, for reactive torque to be transferred to steering column by transmission component.Bus or train route sense feedback can be simulated in road feel torque simulation mechanism provided by the invention, driver is made to need to overcome reactive torque in operation, the input of driver can be accurately perceived and the road feel being adapted with vehicle is provided, improve the experience sense of driver.
Description
Technical field
The present invention relates to vehicle fields, in particular to a kind of road feel torque simulation mechanism and vehicle.
Background technology
Traditional steering (mechanical, fluid pressure type and electric boosting steering system) ensure that meaning of the automobile by driver
Aspirations and conduct are sailed, but since its steering gear ratio is fixed, the response characteristic of automobile is driven with speed and steering wheel angle variation
The person of sailing must make compensation with the characteristic of variation, to ensure that automobile can travel at will under different operating modes.But this
Affect the control stability and driver comfort of automobile.Therefore, wire-controlled steering system comes into being.Wire-controlled steering system can be with
The force transfering characteristic and angle transmission characteristic for freely designing steering bring prodigious development to the steering characteristic design of automobile
Space.In automobile steer-by-wire system, component of conventional steering system, such as steering column, jackshaft, pump etc. are all cancelled
.Steering operation mechanism and the mechanical connection turned between executing agency are replaced by various electro-mechanical executing agencies.This
Vehicle is enable to pass through the electric signal of electrical drive system to control wheel and steering wheel.In wire-controlled steering system, driver
The mechanism and the specific executing agency that turns to for carrying out steering operation are detached, and cause the road feel of vehicle that cannot be transmitted to driving
Member is on hand.
Invention content
The purpose of the present invention is to provide a kind of road feel torque simulation mechanisms, can improve the experience of driver.
The purpose of the present invention is to provide a kind of vehicles, can improve the experience of driver.
The present invention provides a kind of technical solution：
A kind of road feel torque simulation mechanism, including transmission component, torsion bar, angular transducer, controller and feedback component,
One end of the transmission component with steering column for connecting, the torque for transmitting the steering column；
The torsion bar is connect with the transmission component, for deforming under the action of the torque；
The angular transducer is connect with the torsion bar, the deformation angle for detecting the torsion bar；
The controller is connect with the angular transducer and the feedback component, for being controlled according to the deformation angle
The feedback component generates and the matched reactive torque of the torque；
The feedback component is connect with the transmission component, for transmitting the reactive torque by the transmission component
To the steering column.
Further, in preferred embodiments of the present invention, the feedback component includes actuator and feedback part；
The controller is connect with the actuator, for according to the deformation angle, controlling the generation of the actuator
With the matched reactive torque of the torque；
The feedback part is connect with the actuator and the transmission component, dynamic for walking around according to the reactive torque,
And the reactive torque is transferred to the transmission component.
Further, in preferred embodiments of the present invention, the feedback part includes the first driving member and the second driving member,
First driving member is connect with the transmission component, and second driving member is connect with the actuator, first transmission
Part coordinates with second driving member.
Further, in preferred embodiments of the present invention, the transmission component includes the first transmission shaft and the second transmission
Axis, first transmission shaft and second driving shaft are connected by torsion bar.
Further, in preferred embodiments of the present invention, the transmission component further includes support base, the support base with
Second driving shaft connection, be arranged on the support base it is fluted, for installing the angular transducer.
Further, in preferred embodiments of the present invention, the road feel torque simulation mechanism further includes limit assembly, institute
It states limit assembly to connect with the transmission component, is used for the rotational angle of the transmission component.
Further, in preferred embodiments of the present invention, the limit assembly includes locating part, the first limiting plate and
Two limiting plates, the locating part are connect with the transmission component, and first limiting plate and second limiting plate are respectively set
At the both ends of the locating part, the locating part is rotationally slided relative to transmission component, with selectively with described first
Limiting plate or second limiting plate support.
Further, in preferred embodiments of the present invention, the locating part includes third rotation axis and limited block, described
Third rotation axis is connect with the transmission component, and the limited block coordinates with the third rotation axis, can be relative to the third
Rotation axis is rotationally slided.
Further, in preferred embodiments of the present invention, the road feel torque simulation mechanism further includes shell, the biography
Dynamic component, the torsion bar, the angular transducer, the controller and the feedback component are arranged in the shell；
The shell includes first end cover, first shell, second shell, third shell and second end cover, the first end
Lid, the first shell, the second shell, the third shell and the second end cover are sequentially connected.
A kind of vehicle, including road feel torque simulation mechanism, the road feel torque simulation mechanism include transmission component, torsion bar, angle
Sensor, controller and feedback component are spent,
One end of the transmission component with steering column for connecting, the torque for transmitting the steering column；
The torsion bar is connect with the transmission component, for deforming under the action of the torque；
The angular transducer is connect with the torsion bar, the deformation angle for detecting the torsion bar；
The controller is connect with the angular transducer and the feedback component, for being controlled according to the deformation angle
The feedback component generates and the matched reactive torque of the torque；
The feedback component is connect with the transmission component, for transmitting the reactive torque by the transmission component
To the steering column.
The advantageous effect of road feel torque simulation mechanism and vehicle provided by the invention is：In the present invention, road feel torque is simulated
Mechanism includes transmission component, torsion bar, angular transducer, controller and feedback component, and one end of transmission component is used for and steering tube
Column connects, the torque for transmitting steering column；Torsion bar is connect with transmission component, for deforming under the action of torque；
Angular transducer is connect with torsion bar, the deformation angle for detecting torsion bar；Controller is connect with angular transducer and feedback component,
For being generated and the matched reactive torque of torque according to deformation angle control feedback component；Feedback component is connect with transmission component,
For reactive torque to be transferred to steering column by transmission component.
In the present invention, the deformation angle of angular transducer detection torsion bar, controller control feedback group according to deformation angle
Part generates the reactive torque that torque matches, and the reactive torque is fed back to steering column by transmission component, simulates bus or train route
Sense feedback, make driver need to overcome reactive torque in operation, can accurately perceive driver input and offer and vehicle
Adaptable road feel improves the experience sense of driver.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram for the road feel torque simulation mechanism that the embodiment of the present invention one provides.
Fig. 2 is the structure diagram for the road feel torque simulation mechanism that the embodiment of the present invention one provides.
Fig. 3 is the structural schematic diagram of the shell for the road feel torque simulation mechanism that the embodiment of the present invention one provides.
Fig. 4 is the structural schematic diagram of the feedback component for the road feel torque simulation mechanism that the embodiment of the present invention one provides.
Fig. 5 is the structural representation of the locating part of the limit assembly for the road feel torque simulation mechanism that the embodiment of the present invention one provides
Figure.
Icon：100- road feel torque simulation mechanisms；110- feedback components；112- actuators；114- feeds back part；1142-
One driving member；The second driving members of 1144-；120- transmission components；The first transmission shafts of 122-；124- second driving shafts；126- is supported
Seat；128- grooves；130- torsion bars；140- angular transducers；150- controllers；160- shells；162- first end covers；164- first
Shell；166- second shells；168- third shells；169- second end covers；170- limit assemblies；172- locating parts；1722- thirds
Rotation axis；1724- limited blocks；The first limiting plates of 174-；The second limiting plates of 176-.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it is to be understood that, term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put or those skilled in the art orientation or position that usually understand
Relationship is set, is merely for convenience of description of the present invention and simplification of the description, equipment is not indicated or implied the indicated or element is necessary
With specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, it is not understood to indicate or imply
Relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be indirect by intermediary
It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Embodiment one
It please refers to Fig.1 and Fig. 2, present embodiments provides a kind of road feel torque simulation mechanism 100, road provided in this embodiment
Force-sensitive square simulation mechanism 100 can improve the experience sense of driver.
In the present embodiment, driver can not directly obtain the road feel of vehicle, road feel power provided in this embodiment when driving
Square simulation mechanism 100 can provide the road feel feedback of simulation for driver, the case where enabling a driver to perceive road surface.
In the present embodiment, driver operates road feel torque simulation mechanism 100 by steering column.
In the present embodiment, road feel torque simulation mechanism 100, including transmission component 120, torsion bar 130, angular transducer
140, controller 150 and feedback component 110,
One end of transmission component 120 with steering column for connecting, the torque for transmitting steering column；
Torsion bar 130 is connect with transmission component 120, for deforming under the action of torque；
Angular transducer 140 is connect with torsion bar 130, the deformation angle for detecting torsion bar 130；
Controller 150 is connect with angular transducer 140 and feedback component 110, for controlling feedback group according to deformation angle
Part 110 generates and the matched reactive torque of torque；
Feedback component 110 is connect with transmission component 120, for reactive torque to be transferred to steering by transmission component 120
Tubing string.
In the present embodiment, angular transducer 140 detects the deformation angle of torsion bar 130, and controller 150 is according to deformation angle
Control feedback component 110 generates the reactive torque that torque matches, and the reactive torque is fed back to by transmission component 120 and is turned
To tubing string, simulation bus or train route sense feedback makes driver need to overcome reactive torque in operation, can accurately perceive the defeated of driver
Enter, and the road feel being adapted with vehicle can be provided, improves the experience sense of driver.
In the present embodiment, road feel torque simulation mechanism 100 further includes shell 160, transmission component 120, torsion bar 130, angle
Sensor 140, controller 150 and feedback component 110 is spent to be arranged in shell 160；
Referring to Fig. 3, shell 160 includes first end cover 162, first shell 164, second shell 166, third shell 168
And second end cover 169, first end cover 162, first shell 164, second shell 166, third shell 168 and second end cover 169 according to
Secondary connection.
In the present embodiment, transmission component 120 is arranged in first shell 164, and one end stretches to second shell 166.It turns round
Bar 130 plus all sensors and feedback component 110 are arranged in second shell 166.
In the present embodiment, the internal diameter of second shell 166 is less than the internal diameter of third shell 168.
In the present embodiment, feedback component 110 includes actuator 112 and feedback part 114；
Controller 150 is connect with actuator 112, for according to deformation angle, controlling generation and the torque of actuator 112
The reactive torque matched；
Feedback part 114 is connect with actuator 112 and transmission component 120, dynamic for walking around according to reactive torque, and will be reversed
Torque is transferred to transmission component 120.
In the present embodiment, controller 150 is input to the electric current of driver according to deformation angle, control, inputs actuator
The electric current that 112 electric current is rotated with control transmission component 120 is on the contrary, make feedback part 114 generate reactive torque.
Fig. 1 and Fig. 4 is please referred to, in the present embodiment, feedback part 114 is driven including the first driving member 1142 and second
Part 1144, the first driving member 1142 are connect with transmission component 120, and the second driving member 1144 is connect with actuator 112, the first transmission
Part 1142 and the second driving member 1144 coordinate.
In the present embodiment, the first driving member 1142 is turbine, and the second driving member 1144 is worm screw, and actuator 112 drives
Worm screw rotates, and reactive torque is transferred to transmission component 120 by worm screw by turbine.
It should be noted that in the present embodiment, the first driving member 1142 is turbine, the second driving member 1144 is worm screw,
But not limited to this, and in other embodiments of the invention, the first driving member 1142 and the second driving member 1144 can be other
The device of torque can be generated.The scheme being equal with the present embodiment can achieve the effect that the present embodiment, the present invention's
In protection domain.
Referring to Fig. 1, in the present embodiment, transmission component 120 includes the first transmission shaft 122 and second driving shaft 124, the
One transmission shaft 122 and second driving shaft 124 are connected by torsion bar 130.
In the present embodiment, the one end of second driving shaft 124 far from the first transmission shaft 122 stretches in second shell 166.
In the present embodiment, transmission component 120 further includes support base 126, and support base 126 is connect with second driving shaft 124,
Fluted 128 are arranged on support base 126, is used for setting angle sensor 140.
In the present embodiment, road feel torque simulation mechanism 100 further includes limit assembly 170, limit assembly 170 and transmission group
Part 120 connects, and is used for the rotational angle of transmission component 120.
In the present embodiment, limit assembly 170 can limit the rotational angle of transmission component 120, prevent the mistake of driver
Operation.
In the present embodiment, limit assembly 170 includes locating part 172, the first limiting plate 174 and the second limiting plate 176, limit
Position part 172 is connect with transmission component 120, and the first limiting plate 174 and the second limiting plate 176 are separately positioned on the two of locating part 172
End, locating part 172 are rotationally slided relative to transmission component 120, selectively to be limited with the first limiting plate 174 or second
Plate 176 supports.
In the present embodiment, locating part 172 is arranged in third shell 168, and one end stretches in second shell 166 with the
One end connection of two transmission shafts 124 far from the first transmission shaft 122.
In the present embodiment, second end cover 169 is the second limiting plate 176, and the internal diameter of second shell 166 is less than third shell
168 internal diameter, second shell 166 are the first limiting plate 174 close to one end of third shell 168, and locating part 172 can be in third shell
It is rotationally slided relative to transmission component 120 in body 168.
Referring to Fig. 5, in the present embodiment, locating part 172 is connect including third rotation axis 1722 with transmission component 120,
Limited block 1724 coordinates with third rotation axis 1722, can rotationally be slided relative to third rotation axis 1722.
In the present embodiment, for limited block 1724 with third rotation axis 1722 by screw-thread fit, limited block 1724 can be opposite
In third rotation axis 1722 rotationally to the direction movement closer or far from the second rotation axis.
The operation principle of road feel torque simulation mechanism 100 provided in this embodiment：In the present embodiment, driver's operation turns
To tubing string, steering column drives the rotation of the first transmission shaft 122, and to drive torsion bar 130 to rotate, controller 150 acquires torsion bar 130
Deformation angle, and control and be input to the electric current of actuator 112, make actuator 112 that turbine and worm be driven to generate reactive torque, and
It is sent to steering column and feeds back to driver.
In conclusion road feel torque simulation mechanism 100 provided in this embodiment, in the present embodiment, angular transducer 140
The deformation angle of torsion bar 130 is detected, controller 150 matches anti-according to the deformation angle control generation torque of feedback component 110
Steering column is fed back to by transmission component 120 to torque, and by the reactive torque, simulation bus or train route sense feedback makes driver exist
It needs to overcome reactive torque when operation, can accurately perceive the input of driver and the road feel being adapted with vehicle is provided, improve
The experience sense of driver.
Embodiment two
A kind of vehicle is present embodiments provided, vehicle provided in this embodiment can improve the experience sense of driver.
In order to briefly describe, the present embodiment does not refer to that place can refer to embodiment one.
In the present embodiment, vehicle includes the road feel torque simulation mechanism 100 provided in steering column and embodiment one.First
Transmission shaft 122 is connect with steering column.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of road feel torque simulation mechanism, which is characterized in that including transmission component, torsion bar, angular transducer, controller and anti-
Present component；
One end of the transmission component with steering column for connecting, the torque for transmitting the steering column；
The torsion bar is connect with the transmission component, for deforming under the action of the torque；
The angular transducer is connect with the torsion bar, the deformation angle for detecting the torsion bar；
The controller is connect with the angular transducer and the feedback component, for according to described in deformation angle control
Feedback component generates and the matched reactive torque of the torque；
The feedback component is connect with the transmission component, for the reactive torque to be transferred to institute by the transmission component
State steering column.
2. road feel torque simulation mechanism according to claim 1, which is characterized in that the feedback component include actuator and
Feed back part；
The controller is connect with the actuator, for according to the deformation angle, controlling generation and the institute of the actuator
State the matched reactive torque of torque；
The feedback part is connect with the actuator and the transmission component, dynamic for walking around according to the reactive torque, and will
The reactive torque is transferred to the transmission component.
3. road feel torque simulation mechanism according to claim 2, which is characterized in that the feedback part includes the first driving member
And second driving member, first driving member are connect with the transmission component, second driving member is connect with the actuator,
First driving member coordinates with second driving member.
4. road feel torque simulation mechanism according to claim 1, which is characterized in that the transmission component includes the first transmission
Axis and second driving shaft, first transmission shaft and second driving shaft are connected by torsion bar.
5. road feel torque simulation mechanism according to claim 4, which is characterized in that the transmission component further includes support
Seat, the support base connect with the second driving shaft, be arranged on the support base it is fluted, for installing the angle sensor
Device.
6. road feel torque simulation mechanism according to claim 1, which is characterized in that the road feel torque simulation mechanism also wraps
Limit assembly is included, the limit assembly is connect with the transmission component, is used for the rotational angle of the transmission component.
7. road feel torque simulation mechanism according to claim 6, which is characterized in that the limit assembly include locating part,
First limiting plate and the second limiting plate, the locating part are connect with the transmission component, first limiting plate and described second
Limiting plate is separately positioned on the both ends of the locating part, and the locating part is rotationally slided relative to transmission component, with selection
Supported with first limiting plate or second limiting plate to property.
8. road feel torque simulation mechanism according to claim 7, which is characterized in that the locating part includes third rotation axis
And limited block, the third rotation axis are connect with the transmission component, the limited block coordinates with the third rotation axis, can phase
The third rotation axis is rotationally slided.
9. road feel torque simulation mechanism according to claim 1, which is characterized in that the road feel torque simulation mechanism also wraps
Shell is included, the transmission component, the torsion bar, the angular transducer, the controller and the feedback component are arranged in institute
It states in shell；
The shell includes first end cover, first shell, second shell, third shell and second end cover, the first end cover, institute
First shell, the second shell, the third shell and the second end cover is stated to be sequentially connected.
10. a kind of vehicle, which is characterized in that including such as claim 1-9 any one of them road feel torque simulation mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810476421.XA CN108657264B (en) | 2018-05-17 | 2018-05-17 | Road feel moment simulation mechanism and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810476421.XA CN108657264B (en) | 2018-05-17 | 2018-05-17 | Road feel moment simulation mechanism and car |
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| Publication Number | Publication Date |
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| CN108657264A true CN108657264A (en) | 2018-10-16 |
| CN108657264B CN108657264B (en) | 2024-06-07 |
Family
ID=63776644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810476421.XA Active CN108657264B (en) | 2018-05-17 | 2018-05-17 | Road feel moment simulation mechanism and car |
Country Status (1)
| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113135224A (en) * | 2021-05-27 | 2021-07-20 | 山东凌畅汽车科技有限公司 | Drive-by-wire turns to road feel analog control system |
| CN114771641A (en) * | 2022-03-24 | 2022-07-22 | 上海集度汽车有限公司 | Force feedback method, force feedback device, storage medium, and steer-by-wire system |
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| US6834261B1 (en) * | 2000-10-27 | 2004-12-21 | Visteon Corporation | Simulated steering feel system |
| KR20040092526A (en) * | 2003-04-24 | 2004-11-04 | 현대자동차주식회사 | Hybrid steering wheel for driving simulator and steer-by-wire system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113135224A (en) * | 2021-05-27 | 2021-07-20 | 山东凌畅汽车科技有限公司 | Drive-by-wire turns to road feel analog control system |
| CN114771641A (en) * | 2022-03-24 | 2022-07-22 | 上海集度汽车有限公司 | Force feedback method, force feedback device, storage medium, and steer-by-wire system |
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| Publication number | Publication date |
|---|---|
| CN108657264B (en) | 2024-06-07 |
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