CN108871811A - Based on combination sensor automobile four-wheel positioning and monitoring method - Google Patents
Based on combination sensor automobile four-wheel positioning and monitoring method Download PDFInfo
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- CN108871811A CN108871811A CN201810776394.8A CN201810776394A CN108871811A CN 108871811 A CN108871811 A CN 108871811A CN 201810776394 A CN201810776394 A CN 201810776394A CN 108871811 A CN108871811 A CN 108871811A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/013—Wheels
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Abstract
The invention discloses one kind to be based on combination sensor automobile four-wheel positioning and monitoring method, including：The three-dimensional acceleration of wheel and the three-dimensional absolute force of wheel are perceived respectively by the three axis accelerometer and three axis Gauss meters of wheel combination sensor；It is calculated using wheel three-dimensional acceleration parameter and wheel three-dimensional absolute force parameter and obtains camber angle and toeing-in；It is calculated using camber angular dimensions and toeing-in parameter and obtains wheel castor and wheel kingpin inclination；It carries out camber angle, toeing-in, wheel castor to merge the variation tendency for obtaining wheel four wheel locating parameter with the data of wheel kingpin inclination.
Description
Technical field
The present invention relates to motor vehicle operational safety performance detection technique fields, more particularly to one kind to be based on combination sensor vapour
Vehicle four-wheel aligner monitoring method.
Background technique
The detection of motor vehicle operational safety performance is to guarantee the important means of motor vehicle safe drive, is run and is pacified using motor vehicle
Full performance dynamic detection technology detects motor vehicle operational safety state and operating index, in time discovery and pre- preventing motor-vehicle
Failure is of great significance to automobile safety operation；It is related to one of the country and people's security of the lives and property it is great
Public and social interest's technical work, be to ensure the important technical support of motor vehicles operational safety, be government administration section to motor-driven
The very important technical guarantee of vehicle safe operation；It can not only improve technique support capability and the reduction of automobile safety operation
Traffic accident, and be of great importance to the development for promoting automotive industry and transportation business.
The detection of motor vehicle operational safety performance mainly includes motor vehicle speed, exhaust gas, smoke intensity, light, sound level, sideslip, axis
The parameters such as weight, braking.Motor vehicle in the process of running, can generate the operating conditions such as braking, acceleration, steering, straight-line travelling, and wheel is machine
It in motor-car driving process uniquely and ground engaging element, include motor vehicle operation information (athletic posture, driving force, system abundant
Power, dynamic loading, steering, impact).Automobile in the process of moving, by the shock of friction and external force between ground and part,
The components such as wheel, suspension system, steering system be easy to cause abrasion deformation, and the geometric angle and size for designing genuine occur
Change, reduces automotive performance.By detecting wheel alignment parameter (camber angle, toeing-in, wheel castor and vehicle
Take turns kingpin inclination) it can be with thoroughly evaluating wheel, suspension system, the abrasion deformation situation of steering system, to the various angles of vehicle
Degree and components be adjusted, repair, shaping, replacement, make wheel, suspension system, the geometric angle of steering system and size ginseng
Number is restored to genuine design standard, to safety, comfort, stability and the economy for guaranteeing automobile, has highly important
Effect.
Currently, the vehicle of vehicle four wheel locating parameter detection is needed to specific testing agency, using bench test side
Method detects four wheel locating parameter.It is existing toe-in ruler, optics level position indicator, stay-supported position indicator, CCD position indicator,
The Bench test methods such as static laser orientation instru-ment, dynamic laser position indicator, 3D image position indicator and 3D laser orientation instru-ment operate ratio
More complex, error is big, poor repeatability, takes up a large area.
Summary of the invention
In order to solve the above technical problems, the object of the present invention is to provide one kind based on combination sensor automobile four-wheel positioning prison
Survey method.
The purpose of the present invention is realized by technical solution below：
Based on combination sensor automobile four-wheel positioning and monitoring method, including：
A perceives the three-dimensional of wheel by the three axis accelerometer and three axis Gauss meters of wheel combination sensor respectively and accelerates
The three-dimensional absolute force of degree and wheel；
B is calculated using wheel three-dimensional acceleration parameter and wheel three-dimensional absolute force parameter and is obtained camber angle and wheel
It is prenex；
C is calculated using camber angular dimensions and toeing-in parameter and is obtained wheel castor and wheel Kingpin inclination
Angle；
Camber angle, toeing-in, wheel castor merge obtaining by D with the data of wheel kingpin inclination
Obtain the variation tendency of wheel four wheel locating parameter.
Compared with prior art, one or more embodiments of the invention can have following advantage：
1, it by applying combination sensor measuring technique, realizes in the process of moving to the real-time of vehicle four wheel locating parameter
Monitoring.
2, vehicle four wheel locating parameter can be right with thoroughly evaluating wheel, suspension system, the abrasion deformation situation of steering system
The various angles and components of vehicle are adjusted, repair, shaping, replacement, make the geometry of wheel, suspension system, steering system
Angle and dimensional parameters are restored to genuine design standard, to safety, comfort, stability and the economy for guaranteeing automobile, tool
There is highly important effect.
3, by analyzing Prediction program by automobile four-wheel location data compared with its historical data analysis, acquisition four-wheel aligner
The variation tendency of parameter increases the forecast function to four wheel locating parameter, forms a complete, relatively independent measuring table,
And it is capable of providing unified data interface mode and is applied for related government administration section.
Detailed description of the invention
Fig. 1 is based on combination sensor automobile four-wheel positioning and monitoring method flow chart；
Fig. 2 is based on combination sensor automobile four-wheel positioning monitoring system complete layout；
Fig. 3 is based on combination sensor automobile four-wheel positioning monitoring system wheel measurement module scheme of installation.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with examples and drawings to this hair
It is bright to be described in further detail.
As shown in Figure 1, this method includes following step for based on combination sensor automobile four-wheel positioning and monitoring method process
Suddenly：
Step 101 perceives the three-dimensional of wheel by the triaxial accelerometer and three axis Gauss meters of wheel combination sensor respectively
Acceleration and three-dimensional absolute force；
Step 102 calculates using wheel three-dimensional acceleration parameter and three-dimensional absolute force parameter and obtains camber angle and vehicle
Wheel is prenex；
Step 103 is calculated using camber angular dimensions and toeing-in parameter and obtains wheel castor, wheel master
Sell leaning angle；
Step 104 carries out the data of camber angle, toeing-in, wheel castor, wheel kingpin inclination
Fusion obtains the variation tendency of wheel four wheel locating parameter.
In above-mentioned steps 101：Wheel combination sensor is made of three axis accelerometer and three axis Gauss meters, and passes through three
Axis accelerometer perceives the three-dimensional acceleration of wheel, and the three-dimensional absolute force of wheel is perceived by three axis Gauss meters.
Above-mentioned wheel three-dimensional acceleration parameter includes：Tangential acceleration, side acceleration and centripetal acceleration.
Referring to fig. 2, for based on system integral layout figure used by combination sensor automobile four-wheel positioning and monitoring method, packet
Front-wheel 1, wheel measurement module 2 and interior central control module 3 are included, wherein wheel measurement module 2 is installed on the wheel of each wheel
On hub equatorial surface, interior central control module 3 is installed on car；Between wheel measurement module 2 and interior central control module 3
Both-way communication is realized by less radio-frequency.
Referring to Fig. 3, wheel measurement module is installed on the surface of the hub for vehicle wheel equatorial plane, and the installation of wheel measurement module is wanted
It asks：Three sensitive axes X-axis of accelerometer, Y-axis, Z axis are respectively directed to lateral, wheel hub the axle center of wheel hub tangential direction, wheel hub
Direction；Three sensitive axes X-axis of Gauss meter, Y-axis, Z axis are respectively directed to lateral, the wheel hub tangential direction, hub axis of wheel hub
Opposite direction；Coordinate system Oxyz is orthogonal right-handed coordinate system.
Although disclosed herein embodiment it is as above, the content is only to facilitate understanding the present invention and adopting
Embodiment is not intended to limit the invention.Any those skilled in the art to which this invention pertains are not departing from this
Under the premise of the disclosed spirit and scope of invention, any modification and change can be made in the implementing form and in details,
But scope of patent protection of the invention, still should be subject to the scope of the claims as defined in the appended claims.
Claims (3)
1. being based on combination sensor automobile four-wheel positioning and monitoring method, which is characterized in that the method includes：
A by the three axis accelerometer of wheel combination sensor and three axis Gauss meters perceive respectively wheel three-dimensional acceleration and
The three-dimensional absolute force of wheel；
Before B calculates acquisition camber angle and wheel using wheel three-dimensional acceleration parameter and wheel three-dimensional absolute force parameter
Beam；
C is calculated using camber angular dimensions and toeing-in parameter and is obtained wheel castor and wheel kingpin inclination；
Camber angle, toeing-in, wheel castor merge with the data of wheel kingpin inclination by D obtains vehicle
Take turns the variation tendency of four wheel locating parameter.
2. being based on combination sensor automobile four-wheel positioning and monitoring method as described in claim 1, which is characterized in that the wheel
Three-dimensional acceleration includes tangential acceleration, side acceleration and centripetal acceleration.
3. being based on combination sensor automobile four-wheel positioning and monitoring method as described in claim 1, which is characterized in that the wheel
Combination sensor is mounted on the surface of the hub for vehicle wheel equatorial plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810776394.8A CN108871811A (en) | 2018-07-09 | 2018-07-09 | Based on combination sensor automobile four-wheel positioning and monitoring method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810776394.8A CN108871811A (en) | 2018-07-09 | 2018-07-09 | Based on combination sensor automobile four-wheel positioning and monitoring method |
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| Publication Number | Publication Date |
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| CN108871811A true CN108871811A (en) | 2018-11-23 |
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| CN201810776394.8A Pending CN108871811A (en) | 2018-07-09 | 2018-07-09 | Based on combination sensor automobile four-wheel positioning and monitoring method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708901A (en) * | 2019-01-21 | 2019-05-03 | 刘波 | Automobile steering roller locating and detecting device |
| CN111175057A (en) * | 2020-03-04 | 2020-05-19 | 吉林大学 | Automobile wheel dynamic impact simulation test bed |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030028288A1 (en) * | 2001-08-01 | 2003-02-06 | Wendling Scott M. | Four wheel steering alignment process |
| CN101915673A (en) * | 2010-09-06 | 2010-12-15 | 华南理工大学 | Wheel load-based type intelligent sensing four-wheel positioning measurement method |
| CN103884518A (en) * | 2014-03-03 | 2014-06-25 | 合肥市强科达科技开发有限公司 | Method and device for achieving four-wheel positioning and detection of automobile by adoption of attitude sensor |
| CN107702684A (en) * | 2017-09-30 | 2018-02-16 | 广东工贸职业技术学院 | Based on nine axle sensor vehicle front steering angle monitoring methods |
| CN107702713A (en) * | 2017-09-30 | 2018-02-16 | 广东工贸职业技术学院 | Based on nine axle sensor wheel movement attitude monitoring methods |
| CN107727416A (en) * | 2017-09-30 | 2018-02-23 | 广东工贸职业技术学院 | Based on combination sensor automobile tire load-bearing capacity monitoring method |
| CN108253929A (en) * | 2018-01-17 | 2018-07-06 | 刘锴 | A kind of four-wheel position finder, system and its implementation |
-
2018
- 2018-07-09 CN CN201810776394.8A patent/CN108871811A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030028288A1 (en) * | 2001-08-01 | 2003-02-06 | Wendling Scott M. | Four wheel steering alignment process |
| CN101915673A (en) * | 2010-09-06 | 2010-12-15 | 华南理工大学 | Wheel load-based type intelligent sensing four-wheel positioning measurement method |
| CN103884518A (en) * | 2014-03-03 | 2014-06-25 | 合肥市强科达科技开发有限公司 | Method and device for achieving four-wheel positioning and detection of automobile by adoption of attitude sensor |
| CN107702684A (en) * | 2017-09-30 | 2018-02-16 | 广东工贸职业技术学院 | Based on nine axle sensor vehicle front steering angle monitoring methods |
| CN107702713A (en) * | 2017-09-30 | 2018-02-16 | 广东工贸职业技术学院 | Based on nine axle sensor wheel movement attitude monitoring methods |
| CN107727416A (en) * | 2017-09-30 | 2018-02-23 | 广东工贸职业技术学院 | Based on combination sensor automobile tire load-bearing capacity monitoring method |
| CN108253929A (en) * | 2018-01-17 | 2018-07-06 | 刘锴 | A kind of four-wheel position finder, system and its implementation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708901A (en) * | 2019-01-21 | 2019-05-03 | 刘波 | Automobile steering roller locating and detecting device |
| CN111175057A (en) * | 2020-03-04 | 2020-05-19 | 吉林大学 | Automobile wheel dynamic impact simulation test bed |
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