CN103592139B - Based on the multiaxis commercial vehicle wheel alignment parameter vision measurement system of two-dimensional target - Google Patents
Based on the multiaxis commercial vehicle wheel alignment parameter vision measurement system of two-dimensional target Download PDFInfo
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- CN103592139B CN103592139B CN201310603437.XA CN201310603437A CN103592139B CN 103592139 B CN103592139 B CN 103592139B CN 201310603437 A CN201310603437 A CN 201310603437A CN 103592139 B CN103592139 B CN 103592139B
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Abstract
The invention discloses a kind of multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target, be intended to solution cannot realize adopting machine vision metrology technology to carry out test problems to multiaxis commercial vehicle wheel alignment parameter, based on the multiaxis commercial vehicle wheel alignment parameter vision measurement system of two-dimensional target by crossbeam, contiguous block, camera base, video camera, camera pedestal, clamping plate and stud form, this design utilizes three-dimensional line slideway and two to make benchmark target can arrive optional position, space angle to arc-shaped guide rail, system has the automobile chassis longitudinal axis determined with commercial vehicle chassis member for benchmark, structure is simple, accuracy of detection is high, cumulative errors is little, the feature such as easy and simple to handle, the design achieves the multiaxis commercial vehicle wheel alignment parameter vision measurement based on machine vision.
Description
Technical field
The present invention relates to a kind of surveying instrument of machine vision metrology field, in particular, it relates to a kind of multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target.
Background technology
For ensureing the control stability of automobile, the wheel of automobile, the installation between steering knuckle and axletree three have certain relative position, are called wheel alignment.Wheel alignment parameter detection system is usually referred to as four-wheel position finder or wheel alignment meter.Wheel alignment meter is the most important checkout equipment of inspection wheel alignment.The recoverable amount of current national wheel alignment meter reaches 30000 multiple stage, and is increasing progressively with the speed of annual 30%.
Along with the development of vehicle testing technique, the wheel alignment check method of view-based access control model sensor due to can noncontact be realized, automatic measurement and be more and more subject to the attention of researchist.Machine Vision Detection is one of important research content of instrument subject, its Research Significance is the method for fast measuring seeking a kind of noncontact, robotization, high measurement accuracy, measuring study for multiple applications such as component of machine, automobile, space flight, steamers provides sufficient advanced technology to ensure and theory support, reaches the object of noncontact automatic measurement.
Current existing four-wheel position finder mainly examines and determine diaxon passenger car, adopts the method for acted as reference mutual to measure during detection, and for multiaxis commercial vehicle wheel alignment parameter detection due to the number of axle more, the method for twin shaft acted as reference mutual cannot be adopted to detect.
Summary of the invention
The present invention is directed to the present situation that cannot realize at present adopting machine vision metrology technology to detect multiaxis commercial vehicle wheel alignment parameter, to provide a kind of automobile chassis longitudinal axis can determined with commercial vehicle chassis member be benchmark, structure is simple, accuracy of detection is high, cumulative errors is little, function is complete, easy and simple to handle, be easy to installation, highly versatile, dependable performance met automotive check industry multiaxis commercial vehicle wheel alignment parameter is carried out to the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target of testing requirement.
Consult Fig. 1 to Fig. 9, for solving the problems of the technologies described above, the present invention adopts following technical scheme to be achieved.Multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target provided by the present invention includes crossbeam, contiguous block, camera base, video camera, camera pedestal, clamping plate and stud.
Bolt is through the threaded hole of two contiguous block sides, bolt end contacts wringing fit with the long rectangular steel pipe face of two camera pedestals, bolt from-inner-to-outer makes camera base be fixedly connected with contiguous block through the through hole of two camera base sides with the threaded hole of two contiguous block sides, bolt end contacts wringing fit with the long rectangular steel pipe face of camera pedestal, bolt from-inner-to-outer makes video camera be fixedly connected with camera base screw thread through the through hole of two camera base opposite sides with the threaded hole bottom two video cameras, bolt is through the threaded hole on front side of the short rectangular steel pipe of two camera pedestals, bolt end contacts wringing fit with crossbeam face, the short rectangular steel pipe of four clamping plate is sleeved on crossbeam, every two clamping plate are placed in the longeron both sides of commercial vehicle vehicle frame, two studs are each passed through two long manholes on rectangular steel pipe top of clamping plate and the manhole of bottom, stud two ends are fixedly connected with nut thread, bolt is through the threaded hole on front side of the short rectangular steel pipe of four clamping plate, bolt end contacts wringing fit with crossbeam face.
Crossbeam described in technical scheme is processed by rectangular steel pipe.
Contiguous block described in technical scheme is processed by rectangular steel pipe, processes two threaded holes in the symmetria bilateralis of contiguous block.
Camera base described in technical scheme is processed by rectangular steel pipe, processes two manholes in the symmetria bilateralis of camera base.
Camera pedestal described in technical scheme is welded by long rectangular steel pipe and short rectangular steel pipe, and the length of short rectangular steel pipe is not less than two times of crossbeam square-section catercorner length, processes two threaded holes in the short rectangular steel pipe symmetria bilateralis of camera pedestal.
Clamping plate described in technical scheme are welded by long rectangular steel pipe and short rectangular steel pipe, the length of short rectangular steel pipe is not less than two times of crossbeam square-section catercorner length, two threaded holes are processed in the short rectangular steel pipe symmetria bilateralis of clamping plate, a manhole is processed, at the equally spaced manhole of the bottom of clamping plate long rectangular steel pipe processing one row on the top of the long rectangular steel pipe of clamping plate.
The invention has the beneficial effects as follows:
(1) the present invention adopts clamp system, the camera gathering image is fixedly connected with the longeron on multiaxis commercial vehicle chassis, adopt the chassis longitudinal axis that determines of automobile longitudinal girder to as measuring basis, non-contact detecting can be carried out respectively to the wheel on the different axletree of multiaxle trucks, solve the problem cannot determining multi-wheeler wheel positioning parameter measuring benchmark.
(2) locking phenomenon when design adopting the length of short rectangular steel pipe to be not less than two times of crossbeam square-section catercorner length effectively prevents short rectangular steel pipe from moving on crossbeam, improves detection efficiency.
(3) for the situation that automobile chassis longeron width differs, devise adjust structure, can detect the vehicle of any longeron width, there is applicability widely.
(4) critical part of the present invention adopts standard steel section to process, and first, standard steel section output is large, and machining operation is few, and production cost is lower; Secondly, as the important accessory of surveying instrument, adopt standard steel section to have certain intensity, can be indeformable in Long-Time Service, ensure the precision measured, the requirement of national standard to measuring accuracy can be met.
Accompanying drawing explanation
Fig. 1 is the using state figure of the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target;
Fig. 2 is the left axonometric drawing of the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target;
Fig. 3 is the right axonometric drawing of the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target;
Fig. 4 is the axonometric drawing of the multiaxis commercial vehicle wheel alignment parameter vision measurement system middle cross beam 1 based on two-dimensional target;
Fig. 5 is the axonometric drawing of camera pedestal 5 in the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target;
Fig. 6 is the axonometric drawing of the multiaxis commercial vehicle wheel alignment parameter vision measurement system middle clamp plate 6 based on two-dimensional target;
Fig. 7 is the axonometric drawing of stud 7 in the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target;
Fig. 8 is the axonometric drawing of contiguous block 2 in the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target;
Fig. 9 is the axonometric drawing of camera base 3 in the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target;
In figure: A. based on the multiaxis commercial vehicle wheel alignment parameter vision measurement system of two-dimensional target, B. commercial vehicle, 1. crossbeam, 2. contiguous block, 3. camera base, 4. video camera, 5. camera pedestal, 6. clamping plate, 7. stud.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail:
Consult Fig. 1 to Fig. 9, the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target includes crossbeam 1, contiguous block 2, camera base 3, video camera 4, camera pedestal 5, clamping plate 6 and stud 7.
Crossbeam 1 is processed by rectangular steel pipe.
Two contiguous blocks 2 are processed by rectangular steel pipe, process two threaded holes in the symmetria bilateralis of contiguous block 2, and bolt is through the threaded hole of contiguous block 2 side, and bolt end contacts wringing fit with the long rectangular steel pipe face of camera pedestal 5.
Two camera base 3 are processed by rectangular steel pipe, two manholes are processed in the symmetria bilateralis of camera base 3, bolt from-inner-to-outer makes camera base 3 be fixedly connected with contiguous block 2 through the through hole of camera base 3 side with the threaded hole of contiguous block 2 side, bolt end contacts wringing fit with the long rectangular steel pipe face of camera pedestal 5, and bolt from-inner-to-outer makes video camera 4 be fixedly connected with camera base 3 screw thread through the through hole of camera base 3 opposite side with the threaded hole bottom video camera 4.
Two camera pedestals 5 are welded by long rectangular steel pipe and short rectangular steel pipe, the length of short rectangular steel pipe is not less than two times of crossbeam 1 square-section catercorner length, prevent short rectangular steel pipe from moving on crossbeam and self-locking occurs, two threaded holes are processed in the short rectangular steel pipe symmetria bilateralis of camera pedestal 5, bolt is through the threaded hole on front side of the short rectangular steel pipe of camera pedestal 5, and bolt end contacts wringing fit with 1, crossbeam.
Four clamping plate 6 are welded by long rectangular steel pipe and short rectangular steel pipe, the length of short rectangular steel pipe is not less than two times of crossbeam 1 square-section catercorner length, prevent short rectangular steel pipe from moving on crossbeam and self-locking occurs, two threaded holes are processed in the short rectangular steel pipe symmetria bilateralis of clamping plate 6, a manhole is processed on the top of the long rectangular steel pipe of clamping plate 6, at the equally spaced manhole of the bottom of clamping plate 6 long rectangular steel pipe processing one row, every two clamping plate 6 are placed in the longeron both sides of commercial vehicle vehicle frame, two studs 7 are each passed through two long manholes on rectangular steel pipe top of clamping plate 6 and the manhole of bottom, stud 7 two ends are fixedly connected with nut thread, bolt is through the threaded hole on front side of the short rectangular steel pipe of clamping plate 6, bolt end contacts wringing fit with 1, crossbeam.
Using method based on the multiaxis commercial vehicle wheel alignment parameter vision measurement system of two-dimensional target:
Two two-dimensional target are connected on the wheel of same axle both sides of multiaxis commercial vehicle by fixture, crossbeam 1 to be penetrated bottom commercial vehicle and to be symmetrically placed in below automobile chassis longeron, four clamping plate 6 to be sleeved on crossbeam 1 and to penetrate stud 7, unscrew the nut of short rectangular steel pipe sidewall, adjust the position of four clamping plate 6 and two camera pedestals 5, make its symmetrical placement, by screwing the bolt at stud 7 two ends, bottom making crossbeam 1 and commercial vehicle, two longerons are fixed, the bolt of the short rectangular steel pipe side coordinated with crossbeam 1 should penetrate from phase the same side of crossbeam and hold out against crossbeam, gap is adjusted to crossbeam phase the same side, adjust the coupling bolt bottom camera base 3 and video camera 4, make video camera 4 can collect the image of two-dimensional target, demarcated based on the standardization completion system of two-dimensional target by tsai standardization etc., carry out feature pattern image procossing, the multiaxis commercial vehicle wheel alignment parameter that it is measuring basis with commercial vehicle longeron that the computings such as three-dimensional reconstruction obtain.
Claims (6)
1. the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target, it is characterized in that, the described multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target is made up of with stud (7) crossbeam (1), contiguous block (2), camera base (3), video camera (4), camera pedestal (5), clamping plate (6);
Bolt is through the threaded hole of two contiguous block (2) sides, bolt end contacts wringing fit with the long rectangular steel pipe face of two camera pedestals (5), bolt from-inner-to-outer makes camera base (3) be fixedly connected with contiguous block (2) through the through hole of two camera base (3) sides with the threaded hole of two contiguous block (2) sides, bolt end contacts wringing fit with the long rectangular steel pipe face of camera pedestal (5), bolt from-inner-to-outer makes video camera (4) be fixedly connected with camera base (3) screw thread through the through hole of two camera base (3) opposite sides with the threaded hole of two video camera (4) bottoms, bolt is through the threaded hole on front side of the short rectangular steel pipe of two camera pedestals (5), bolt end contacts wringing fit with crossbeam (1) face, the short rectangular steel pipe of four clamping plate (6) is sleeved on crossbeam (1), every two clamping plate (6) are placed in the longeron both sides of commercial vehicle vehicle frame, two studs (7) are each passed through two long manholes on rectangular steel pipe top of clamping plate (6) and the manhole of bottom, stud (7) two ends are fixedly connected with nut thread, bolt is through the threaded hole on front side of the short rectangular steel pipe of four clamping plate (6), bolt end contacts wringing fit with crossbeam (1) face.
2., according to the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target according to claim 1, it is characterized in that described crossbeam (1) is processed by rectangular steel pipe.
3. according to the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target according to claim 1, it is characterized in that described contiguous block (2) is processed by rectangular steel pipe, process two threaded holes in the symmetria bilateralis of contiguous block (2).
4. according to the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target according to claim 1, it is characterized in that described camera base (3) is processed by rectangular steel pipe, process two manholes in the symmetria bilateralis of camera base (3).
5. according to the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target according to claim 1, it is characterized in that described camera pedestal (5) is welded by long rectangular steel pipe and short rectangular steel pipe, the length of short rectangular steel pipe is not less than two times of crossbeam (1) square-section catercorner length, processes two threaded holes in the short rectangular steel pipe symmetria bilateralis of camera pedestal (5).
6. according to the multiaxis commercial vehicle wheel alignment parameter vision measurement system based on two-dimensional target according to claim 1, it is characterized in that described clamping plate (6) are welded by long rectangular steel pipe and short rectangular steel pipe, the length of short rectangular steel pipe is not less than two times of crossbeam (1) square-section catercorner length, two threaded holes are processed in the short rectangular steel pipe symmetria bilateralis of clamping plate (6), a manhole is processed, at the equally spaced manhole of the bottom of clamping plate (6) long rectangular steel pipe processing one row on the top of clamping plate (6) long rectangular steel pipe.
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| CN201310603437.XA CN103592139B (en) | 2013-11-25 | 2013-11-25 | Based on the multiaxis commercial vehicle wheel alignment parameter vision measurement system of two-dimensional target |
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| CN201310603437.XA CN103592139B (en) | 2013-11-25 | 2013-11-25 | Based on the multiaxis commercial vehicle wheel alignment parameter vision measurement system of two-dimensional target |
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| CN103592139B true CN103592139B (en) | 2015-11-11 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106643485A (en) * | 2016-10-31 | 2017-05-10 | 吉林大学 | Verification system of multi-axle vehicle wheel positioning parameter measuring basis detector |
| CN110658004A (en) * | 2018-06-29 | 2020-01-07 | 卡尔蔡司光电科技有限责任公司 | Method for testing a tyre |
| CN111337275B (en) * | 2020-02-25 | 2022-03-22 | 威马智慧出行科技（上海）有限公司 | Vehicle-mounted suspension positioning error detection method and device, storage medium and electronic equipment |
| CN114923410B (en) * | 2022-05-09 | 2024-05-14 | 一汽解放汽车有限公司 | On-line detection method and device for hole sites of longitudinal beams |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01116521A (en) * | 1987-10-29 | 1989-05-09 | Furotsugusu:Kk | Colored stereoscopic vision method |
| CN1431480A (en) * | 2003-01-23 | 2003-07-23 | 吉林大学 | Examination device for four-wheel orientator |
| CN101561355A (en) * | 2009-05-31 | 2009-10-21 | 吉林大学 | Auxiliary device for measuring positions of automobile-headlamp front end faces and deflection angles of automobile bodies |
| CN201522380U (en) * | 2009-11-16 | 2010-07-07 | 吉林大学 | Zero point calibrating device of sensor of wheel locator |
| CN102322797A (en) * | 2011-08-15 | 2012-01-18 | 吉林大学 | Three-freedom-degree automobile wheel positioning parameter three-dimensionalal visual flexible detection system |
| CN202177517U (en) * | 2011-08-15 | 2012-03-28 | 吉林大学 | Automobile wheel position indicator three-freedom-degree calibrating system extending in wide view field space |
| CN102620944A (en) * | 2012-04-17 | 2012-08-01 | 吉林大学 | Six-post type three-dimensional visual detection system for automobile wheel alignment parameters |
| US8505384B2 (en) * | 2011-02-08 | 2013-08-13 | United Technologies Corporation | Rig for measuring bladed component mistuning |
| CN203587360U (en) * | 2013-11-25 | 2014-05-07 | 吉林大学 | Two-dimensional (2D) target based visual measurement system for wheel positioning parameters of multi-axle operational vehicle |
-
2013
- 2013-11-25 CN CN201310603437.XA patent/CN103592139B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01116521A (en) * | 1987-10-29 | 1989-05-09 | Furotsugusu:Kk | Colored stereoscopic vision method |
| CN1431480A (en) * | 2003-01-23 | 2003-07-23 | 吉林大学 | Examination device for four-wheel orientator |
| CN101561355A (en) * | 2009-05-31 | 2009-10-21 | 吉林大学 | Auxiliary device for measuring positions of automobile-headlamp front end faces and deflection angles of automobile bodies |
| CN201522380U (en) * | 2009-11-16 | 2010-07-07 | 吉林大学 | Zero point calibrating device of sensor of wheel locator |
| US8505384B2 (en) * | 2011-02-08 | 2013-08-13 | United Technologies Corporation | Rig for measuring bladed component mistuning |
| CN102322797A (en) * | 2011-08-15 | 2012-01-18 | 吉林大学 | Three-freedom-degree automobile wheel positioning parameter three-dimensionalal visual flexible detection system |
| CN202177517U (en) * | 2011-08-15 | 2012-03-28 | 吉林大学 | Automobile wheel position indicator three-freedom-degree calibrating system extending in wide view field space |
| CN102620944A (en) * | 2012-04-17 | 2012-08-01 | 吉林大学 | Six-post type three-dimensional visual detection system for automobile wheel alignment parameters |
| CN203587360U (en) * | 2013-11-25 | 2014-05-07 | 吉林大学 | Two-dimensional (2D) target based visual measurement system for wheel positioning parameters of multi-axle operational vehicle |
Non-Patent Citations (1)
| Title |
|---|
| 基于计算机视觉的汽车四轮定位技术研究;张铁楠等;《电子测量技术》;20080430;第31卷(第4期);52-56 * |
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