CN105698737B - Calibration system and method for safe early warning product - Google Patents
Calibration system and method for safe early warning product Download PDFInfo
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- CN105698737B CN105698737B CN201610066849.8A CN201610066849A CN105698737B CN 105698737 B CN105698737 B CN 105698737B CN 201610066849 A CN201610066849 A CN 201610066849A CN 105698737 B CN105698737 B CN 105698737B
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- precision
- early warning
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- safe early
- warning product
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The present invention provides a kind of calibration system for safe early warning product, including high-precision lifting platform, high-precision workbench, high-precision two-wire guide rail, target vehicle installing simulation equipment, special target, wherein, special target is fixedly mounted on high-precision two-wire guide rail, and the plane of special target and the glide direction of high-precision two-wire guide rail are vertical；High-precision lifting platform is fixed on one end of high-precision two-wire guide rail, and is locked on high-precision two-wire guide rail；High-precision workbench is fixed on the table top of high-precision lifting platform, and the table top of high-precision workbench is parallel with the glide direction of high-precision two-wire guide rail；Target vehicle installing simulation equipment is mounted on the table top of high-precision workbench, and safe early warning product is equipped in target vehicle installing simulation equipment.Calibration system through the invention realizes the calibration to safe early warning product in the production line, to save human and material resources and reduce production cost.
Description
Technical field
The present invention relates to a kind of calibration systems, and more particularly to a kind of calibration system and side for safe early warning product
Method.
Background technology
With a large amount of universal and science and technology the development of private car, people increasingly pay attention to traffic safety, and are based on
The traffic safety early warning class product of vision also begins to occur.
By the traffic safety early warning class product of view-based access control model need in use video acquired to camera into
Row accurately calculates, so just have higher requirement for the positional precision of camera, however due to producing the error with fit on,
It is inaccurate to be likely to result in calculating.If each safe early warning product is all installed on vehicle, and vehicle is placed in professional measurement
In environment, caused equipment, time, space and human cost are too high.
Invention content
The purpose of the present invention is to provide a kind of calibration systems for safe early warning product and method in the production line
It realizes the calibration to safe early warning product, and then achievees the purpose that save human and material resources and reduce production cost.
The embodiment of the present invention provides a kind of calibration system for safe early warning product, including high-precision lifting platform, high-precision
Spend workbench, high-precision two-wire guide rail, target vehicle installing simulation equipment, special target, wherein
Special target is fixedly mounted on high-precision two-wire guide rail, the cunning of the plane and high-precision two-wire guide rail of special target
Dynamic direction is vertical；
High-precision lifting platform is fixed on one end of high-precision two-wire guide rail, and is locked on high-precision two-wire guide rail；
High-precision workbench is fixed on the table top of high-precision lifting platform, table top and the high-precision two-wire of high-precision workbench
The glide direction of guide rail is parallel；And
Target vehicle installing simulation equipment is mounted on the table top of high-precision workbench, in target vehicle installing simulation equipment
Safe early warning product is installed.
Preferably, further include computing device, the real-time imaging for obtaining safe early warning product calculates special target and mesh
When marking vehicle installing simulation equipment at different distances, the position of center line and height of special target in real-time imaging.
Preferably, special target target is smoothly moved along high-precision two-wire guide rail, is changed target vehicle installing simulation and is set
It is standby the distance between with special target.
Preferably, the axial line of the camera of safe early warning product is aligned with the center line of special target, and with special mark
The target surface of target is vertical.
Preferably, high-precision workbench perpendicular to high-precision two-wire guide rail glide direction horizontal transverse movement, and it is parallel
The glide direction of high-precision two-wire guide rail, which vertically rotates, changes the inclination angle of table plane to emulate former vehicle installation safe early warning production
The position of product.
The embodiment of the present invention also provides a kind of calibration using as described above for the calibration system of safe early warning product
Method, which is characterized in that including：
Step S1：Pre-debug is carried out to the first safe early warning product in target vehicle, acquires installation site information；
Step S2：According to collected installation site information, calibration system is adjusted；And
Step S3：Safe early warning product to be calibrated is mounted in calibration system and is calibrated.
Preferably, installation site information include the first safe early warning product vertical dip angle, with the height distance on ground with
And first safe early warning product deviate vehicle center distance.
Preferably, the step S2 includes：
Step S21：First safe early warning product is mounted in target vehicle installing simulation equipment, the first safe early warning is made
The center line of the axial line of the camera of product and special target is aligned, and vertical with the target surface of special target；
Step S22：Vertical dip angle and the lateral position and high-precision of high-precision workbench are adjusted according to installation site information
Spend the height of lifting platform；
Step S23：Lock high-precision lifting platform and high-precision workbench；And
Step S24：The real-time imaging of the first safe early warning product is obtained by computing device, and calculates special target and mesh
When marking vehicle installing simulation equipment at different distances, the position of center line and height of special target in real-time imaging.
Preferably, step S3 includes the following steps：
Step S31：Safe early warning product to be calibrated is mounted in vehicle installing simulation equipment；
Step S32：The distance between special target and target vehicle installing simulation equipment are adjusted to the first distance, by counting
Position of center line and height that equipment calculates special target in real-time imaging are calculated, and to the camera shooting of safe early warning product to be calibrated
Head, which provides adjustment, suggests；
Step S33：Adjust the angle of camera；
Step S34：The distance between special target and target vehicle installing simulation equipment are adjusted to second distance, by counting
Position of center line and height that equipment calculates special target in real-time imaging are calculated, and adjustment is provided to camera and is suggested；And
Step S35：It is automatically recorded by computing device and operational parameter is included in safe early warning product to be calibrated.
The calibration system and method for safe early warning product provided through the invention is without pacifying safe early warning product
Dress, which is onboard placed in professional environment, to be calibrated, it is only necessary to which being installed in calibration system provided by the invention can be right
Traffic safety early warning product is corrected, and the process corrected is calculated in real time by computer, substantially increases production
Efficiency, and the difference of each product can be accurately recorded, it is more advantageous to the independent precise operation of individual products.
Description of the drawings
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 technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the schematic diagram for the calibration system for safe early warning product that an embodiment of the present invention provides.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 is the schematic diagram for the calibration system for safe early warning product that an embodiment of the present invention provides.Such as Fig. 1 institutes
Show, the calibration system for safe early warning product include high-precision lifting platform 1, high-precision workbench 2, high-precision two-wire guide rail 3,
Target vehicle installing simulation equipment 4, special target 5.Wherein, special target 5 is fixedly mounted on high-precision two-wire guide rail 3, specially
It is vertical with the plane of target 5 and the glide direction of high-precision two-wire guide rail 3；High-precision lifting platform 1 is fixed on high-precision two-wire and leads
One end of rail 3, and be locked on high-precision two-wire guide rail 3；High-precision workbench 2 is fixed on the table top of high-precision lifting platform 1,
The table top of high-precision workbench 2 is parallel with the glide direction of high-precision two-wire guide rail 3；Target vehicle installing simulation equipment 4 is installed
On the table top of high-precision workbench 2, safe early warning product is installed in target vehicle installing simulation equipment 4.
Further, further include computing device, the real-time imaging for obtaining safe early warning product, calculate special target with
Target vehicle installing simulation equipment at different distances when, the position of center line and height of special target in real-time imaging.
Preferably, special target target is smoothly moved along high-precision two-wire guide rail, is changed target vehicle installing simulation and is set
It is standby the distance between with special target.
Preferably, the axial line of the camera of safe early warning product is aligned with the center line of special target, and with special mark
The target surface of target is vertical.
Preferably, high-precision workbench perpendicular to high-precision two-wire guide rail glide direction horizontal transverse movement, and it is parallel
The glide direction of high-precision two-wire guide rail, which vertically rotates, changes the inclination angle of table plane to emulate former vehicle installation safe early warning production
The position of product.
Specifically, in an embodiment of the present invention, high-precision two-wire guide rail is mounted in level environment first.It again will be special
It is fixed on high-precision two-wire guide rail according to accurate height with target, the plane of special target and guide rail glide direction is made to hang down
Directly, and ensure that special target can smoothly be moved along guide rail, and the designated position of guide rail can be locked in, further,
Special target is special designs, and computer can calculate the height of corresponding position by target image.Then, high-precision is lifted
Platform is fixed on high-precision two-wire guide rail, so that high-precision lifting platform is fixed on one end of high-precision two-wire guide rail, and be locked in and lead
On rail, to ensure the table-surface level of high-precision lifting platform.Then, the high-precision workbench that multi-directionally operates is fixed on high-precision
It spends on the table top of lifting platform, wherein the table top of high-precision lifting platform is parallel with guide rail glide direction, high-precision workbench itself
It is operated with both direction：Horizontal transverse movement, the vertical direction of closed slide glide direction perpendicular to guide rail glide direction
Rotation (inclination angle for changing table plane).Target vehicle installing simulation equipment is finally fixed on to the platform of high-precision workbench
On, to ensure that safe early warning can be installed with real simulation original vehicle by the operation of the three-dimensional of high-precision lifting platform and high-precision workbench
The position of product.
When being calibrated to traffic safety early warning product using calibration system as described above, include the following steps：
Step S1：Pre-debug is carried out to the first safe early warning product in target vehicle, acquires installation site information.
Preferably, installation site information include the first safe early warning product vertical dip angle, with the height distance on ground with
And first safe early warning product deviate vehicle center distance.
Specifically, in an embodiment of the present invention, when changing vehicle every time, make following operation：
A) the target vehicle that safe early warning product prepares installation is selected.
B) safe early warning product is installed in target vehicle in profession calibration place, carries out corresponding profession calibration, allows
Safe early warning product reaches position and the precision of requirement, and acquisition includes that the vertical dip angle α of product, the height h of product and product are inclined
Installation site information from vehicle center distance c.
C) the safe early warning product debugged is removed, as original reference equipment P0.
Step S2：According to collected installation site information, calibration system is adjusted；
It specifically, in an embodiment of the present invention, will be according to collected installation site information when each vehicle variation
Calibration system is adjusted as follows：
Step S21：First safe early warning product is mounted in target vehicle installing simulation equipment, the first safe early warning is made
The center line of the axial line of the camera of product and special target is aligned, and vertical with the target surface of special target；
Step S22：Vertical dip angle and the lateral position and high-precision of high-precision workbench are adjusted according to installation site information
Spend the height of lifting platform；
Specifically, in an embodiment of the present invention, the inclination angle of workbench is adjusted so that the inclination angle of reference device P0 reaches survey
The inclination alpha of amount；Adjust the lateral position of workbench so that the deviation distance of P0 is c；Adjust the height of lifting platform so that P0's
Height is h.
Step S23：Lock high-precision lifting platform and high-precision workbench；And
Step S24：The real-time imaging of the first safe early warning product is obtained by computing device, and calculates special target and mesh
When marking vehicle installing simulation equipment at different distances, the position of center line and height of special target in real-time imaging.
Specifically, in an embodiment of the present invention, operation special-purpose software obtains the reality on reference device P0 on computers
When image, and carry out following analysis and calculate：
I., special target is placed in the position of mono- meter of distance P0, calculates the position of center line and image center of target in image
The height of target.
Ii., special target is placed in the position of two meters of distance P0, is calculated in image in the position of center line and image of target
The height of heart target.
Step S3：Safe early warning product to be calibrated is mounted in calibration system and is calibrated.
Specifically, in an embodiment of the present invention, it is corrected and need to operate as follows for a safe early warning product P1：
Step S31：Safe early warning product P1 to be calibrated is mounted in vehicle installing simulation equipment；
Step S32：The distance between special target and target vehicle installing simulation equipment are adjusted to the first distance, by counting
Position of center line and height that equipment calculates special target in real-time imaging are calculated, and to the camera shooting of safe early warning product to be calibrated
Head, which provides adjustment, suggests；
Step S33：Adjust the angle of camera；
Step S34：The distance between special target and target vehicle installing simulation equipment are adjusted to second distance, by counting
Position of center line and height that equipment calculates special target in real-time imaging are calculated, and adjustment is provided to camera and is suggested；And
Step S35：It is recorded by computing device and operational parameter is included in safe early warning product to be calibrated.
Due to every equipment be impossible to it is just the same, so every equipment can all have certain deviation with respect to P0, adjustment
Deviation belongs in allowable range afterwards, and computer can automatically record and operational parameter is included in safe early warning equipment P1, so as to
It is used in actual motion；And cannot meet required precision after adjusting, product need to do over again.
Advantageously, the calibration system and method for safe early warning product provided through the invention is not necessarily to safe early warning
Product installation, which is onboard placed in professional environment, is calibrated, it is only necessary to is installed in calibration system provided by the invention
Traffic safety early warning product can be corrected, and the process corrected is calculated in real time by computer, is substantially increased
The efficiency of production, and the difference of each product can be accurately recorded, it is more advantageous to the independent precise operation of individual products.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (4)
1. a kind of calibration system for safe early warning product, which is characterized in that work including high-precision lifting platform, high-precision
Platform, high-precision two-wire guide rail, target vehicle installing simulation equipment, special target, wherein
Special target is fixedly mounted on high-precision two-wire guide rail, the sliding side of the plane and high-precision two-wire guide rail of special target
To vertical；
High-precision lifting platform is fixed on one end of high-precision two-wire guide rail, and is locked on high-precision two-wire guide rail；
High-precision workbench is fixed on the table top of high-precision lifting platform, table top and the high-precision two-wire guide rail of high-precision workbench
Glide direction it is parallel；And target vehicle installing simulation equipment is mounted on the table top of high-precision workbench, target vehicle peace
Safe early warning product is installed on dress emulator；
The axial line of the camera of safe early warning product is aligned with the center line of special target, and is hung down with the target surface of special target
Directly；
High-precision workbench is perpendicular to the glide direction horizontal transverse movement of high-precision two-wire guide rail, and parallel high-precision two-wire is led
The glide direction of rail, which vertically rotates, changes the inclination angle of table plane to emulate the position that former vehicle installs safe early warning product.
2. being used for the calibration system of safe early warning product as described in claim 1, which is characterized in that further include computing device,
Real-time imaging for obtaining safe early warning product calculates special target and target vehicle installing simulation equipment at different distances
When, the position of center line and height of special target in real-time imaging.
3. being used for the calibration system of safe early warning product as described in claim 1, which is characterized in that special target is along high-precision
Degree two-wire guide rail smoothly moves, and changes the distance between target vehicle installing simulation equipment and special target.
4. a kind of calibration method using the calibration system for safe early warning product as described in claim 1-3, feature
It is, including：
Step S1：Pre-debug is carried out to the first safe early warning product in target vehicle, acquires installation site information；
Step S2：According to collected installation site information, calibration system is adjusted；And
Step S3：Safe early warning product to be calibrated is mounted in calibration system and is calibrated；
Installation site information includes that the vertical dip angle of the first safe early warning product and the height distance on ground and the first safety are pre-
Alert product deviates the distance of vehicle center；
The step S2 includes：
Step S21：First safe early warning product is mounted in target vehicle installing simulation equipment, the first safe early warning product is made
Camera axial line and special target center line alignment, and it is vertical with the target surface of special target；
Step S22：It is risen according to the vertical dip angle of installation site information adjustment high-precision workbench and lateral position and high-precision
The height of platform drops；
Step S23：Lock high-precision lifting platform and high-precision workbench；And
Step S24：The real-time imaging of the first safe early warning product is obtained by computing device, and calculates special target and target carriage
Type installing simulation equipment at different distances when, the position of center line and height of special target in real-time imaging；
Step S3 includes the following steps：
Step S31：Safe early warning product to be calibrated is mounted in vehicle installing simulation equipment；
Step S32：The distance between special target and target vehicle installing simulation equipment are adjusted to the first distance, set by calculating
It is standby to calculate the position of center line and height of special target in real-time imaging, and the camera of safe early warning product to be calibrated is given
Go out adjustment to suggest；
Step S33：Adjust the angle of camera；
Step S34：The distance between special target and target vehicle installing simulation equipment are adjusted to second distance, set by calculating
The standby position of center line and height for calculating special target in real-time imaging, and adjustment is provided to camera and is suggested；And
Step S35：It is recorded by computing device and operational parameter is included in safe early warning product to be calibrated.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610066849.8A CN105698737B (en) | 2016-01-29 | 2016-01-29 | Calibration system and method for safe early warning product |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610066849.8A CN105698737B (en) | 2016-01-29 | 2016-01-29 | Calibration system and method for safe early warning product |
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| CN105698737A CN105698737A (en) | 2016-06-22 |
| CN105698737B true CN105698737B (en) | 2018-08-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012167944A (en) * | 2011-02-10 | 2012-09-06 | Ricoh Co Ltd | Stereo camera calibration method and device |
| JP5898475B2 (en) * | 2011-11-28 | 2016-04-06 | クラリオン株式会社 | In-vehicle camera system, calibration method thereof, and calibration program thereof |
| JP6012982B2 (en) * | 2012-02-24 | 2016-10-25 | 京セラ株式会社 | Calibration processing apparatus, camera calibration apparatus, camera system, and camera calibration method |
| CN202652427U (en) * | 2012-06-04 | 2013-01-02 | 中国民航大学 | Camera intrinsic parameter calibration device based on precision translation and rotation table |
| CN103065303B (en) * | 2012-12-25 | 2015-09-09 | 中国科学院长春光学精密机械与物理研究所 | A kind of method realizing line-scan digital camera fast and demarcate |
| CN203100746U (en) * | 2013-01-17 | 2013-07-31 | 天津大学 | Camera model calibration device |
| EP2858035B1 (en) * | 2013-10-01 | 2020-04-22 | Application Solutions (Electronics and Vision) Limited | System, vehicle and method for online calibration of a camera on a vehicle |
| CN103559708B (en) * | 2013-10-30 | 2016-08-17 | 同济大学 | Industrial fixed-focus camera parameter calibration device based on side's target model |
| CN203618088U (en) * | 2013-11-27 | 2014-05-28 | 深圳市华德森电子科技有限公司 | Detection equipment |
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