CN106197282A - Automobile pattern based on spherical coordinate is without kinematic constraint detector - Google Patents
Automobile pattern based on spherical coordinate is without kinematic constraint detector Download PDFInfo
- Publication number
- CN106197282A CN106197282A CN201610807549.0A CN201610807549A CN106197282A CN 106197282 A CN106197282 A CN 106197282A CN 201610807549 A CN201610807549 A CN 201610807549A CN 106197282 A CN106197282 A CN 106197282A
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- CN
- China
- Prior art keywords
- spherical coordinate
- kinematic constraint
- lower semisphere
- pattern based
- episphere
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Classifications
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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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
Abstract
The invention discloses a kind of automobile pattern based on spherical coordinate without kinematic constraint detector, it is intended to solve to use spherical coordinate to realize automobile pattern without kinematic constraint test problems.A kind of automobile pattern based on spherical coordinate is without kinematic constraint detector, it is characterized in that, described automobile pattern based on spherical coordinate is made up of with laser level (6) video camera (2), handle (3), lower semisphere (4), episphere (5) without kinematic constraint detector, system provide a kind of simple in construction, easy and simple to handle, be easily installed, cost is relatively low, the automobile pattern based on spherical coordinate of dependable performance is without kinematic constraint detector.
Description
Technical field
The present invention relates to the detection equipment in a kind of Vehicle Detection field, in particular, it is a kind of based on spherical coordinate
Automobile pattern without kinematic constraint detector.
Background technology
Automobile pattern detection for automobile overrun and overload automatic identification, vehicle in use accident deformation detection and
The aspects such as the classification of vehicle have critically important Research Significance.For ensure automobile can the traveling of normal safe, vehicle is carried out
Shape measure, reduces potential potential safety hazard and is just particularly important.Rationally quickly finding out automobile hidden danger that may be present can
To efficiently reduce the incidence rate of car accident.The present invention uses spherical coordinate realize camera calibration and pass through laser level
Achieve the detecting system Scanning Detction to automobile pattern.System structure is simple, volume is little, be easy to processing and transport, improves
The accuracy of automobile pattern testing result, the technological progress to auto industry detection field is significant.
Summary of the invention
The problem that the present invention is directed to automobile Shap feature detection system present stage, it is provided that a kind of simple in construction, easy to operate soon
Prompt, be easily installed, dependable performance, lower-cost detector without kinematic constraint.Automobile pattern based on cylindrical coordinates is without motion
Constraint detector is achieved the vehicle body Shape measure under spheric coordinate system by lower semisphere, episphere.
Refering to Fig. 1 to Fig. 7, for solving above-mentioned technical problem, the present invention adopts the following technical scheme that and is achieved.The present invention
The automobile pattern based on spherical coordinate provided includes video camera, handle, lower semisphere, episphere without kinematic constraint detector
With laser level.
Video camera is placed on the ground, and the screwed hole that handle tip inserts bottom lower semisphere is screwed even with lower semisphere
Connecing, the external screw thread of the annulus bottom episphere is screwed with the female thread of lower semisphere top circular hole and is connected, at the bottom of laser level
The screwed hole of portion's insertion episphere top processing is screwed with episphere and is connected.
Handle described in technical scheme is a cylindrical component, and the top of cylinder is threaded.
Lower semisphere described in technical scheme is hemisphere part, one screwed hole of bottom processing of lower semisphere, lower semisphere
Top process one carry female circular hole, the outer surface of lower semisphere is pasted with one group of chequered with black and white circular indicia.
Episphere described in technical scheme is hemisphere part, and one screwed hole of hemisphere top processing, at the bottom of hemisphere
Portion's processing one is with externally threaded annulus, and the outer surface of episphere is pasted with one group of chequered with black and white circular indicia.
Laser level described in technical scheme is cylindrical component, and the bottom of laser level is machined with external screw thread.
The invention has the beneficial effects as follows:
(1) present invention uses lower semisphere, episphere to achieve the vehicle body Shape measure under spheric coordinate system, owing to have employed
This kind of mode, it is to avoid using guide rail etc. to take up an area bigger equipment, the direction of scanning can freely control, and substantially reduces equipment
Volume, improve the motility of equipment Inspection.
(2) major part of the present invention uses etalon steel to be processed, and first, standard steel section yield is big, and machinery adds
Work operation is few, makes simple, and production cost is relatively low；Secondly, as the important accessory of measuring instrument, use standard steel section to have one
Fixed intensity, it is possible to indeformable in life-time service, it is ensured that the precision of measurement, can meet national standard and want certainty of measurement
Ask.
Fig. 1 is that automobile pattern based on spherical coordinate is without kinematic constraint detector and the shaft side figure of automobile to be checked 1；
Fig. 2 is the automobile pattern based on the spherical coordinate shaft side figure without kinematic constraint detector；
Fig. 3 is automobile pattern based on spherical coordinate without handle 3, lower semisphere 4, episphere 5 in kinematic constraint detector, swashs
The partial sectional view of light level 6；
Fig. 4 is that automobile pattern based on spherical coordinate is without the axonometric drawing of handle 3 in kinematic constraint detector；
Fig. 5 is that automobile pattern based on spherical coordinate is without the shaft side figure of lower semisphere 4 in kinematic constraint detector；
Fig. 6 is that automobile pattern based on spherical coordinate is without the axonometric drawing of episphere 5 in kinematic constraint detector；
Fig. 7 is that automobile pattern based on spherical coordinate is without the axonometric drawing of laser level 6 in kinematic constraint detector；
In figure: automobile the most to be checked, 2. video camera, 3. handle, 4. lower semisphere, 5. episphere, 6. laser level.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings:
Refering to Fig. 1 to Fig. 7, automobile pattern based on spherical coordinate includes video camera 2, handle without kinematic constraint detector
3, lower semisphere 4, episphere 5 and laser level 6.
Video camera 8 is placed on the ground, and handle 3 is a cylindrical component, and the top of cylinder is threaded, lower semisphere 4
For hemisphere part, one screwed hole of bottom processing of lower semisphere 4, the top of lower semisphere 4 processes one and carries female circle
Hole, the outer surface of lower semisphere 4 is pasted with one group of chequered with black and white circular indicia, and the spiral shell bottom lower semisphere 4 is inserted on handle 3 top
Pit is screwed with lower semisphere 4 and is connected, and episphere 5 is hemisphere part, one screwed hole of hemisphere top processing, hemisphere
With externally threaded annulus, the outer surface of episphere 5 is pasted with one group of chequered with black and white circular indicia in bottom processing one, on
The external screw thread of the annulus bottom hemisphere 5 is screwed with the female thread of lower semisphere 4 top circular hole and is connected, and laser level 6 is circle
Cylindrical parts, the bottom of laser level 6 is machined with external screw thread, inserts the spiral shell of episphere 5 top processing bottom laser level 6
Pit is screwed with episphere 5 and is connected.
Automobile pattern based on spherical coordinate is without the using method of kinematic constraint detector:
Operator is with holding tight wedge base, by automobile pattern based on spherical coordinate without the shooting of kinematic constraint detector
Machine is placed on the level ground that automobile to be checked is other, starts laser level, and joystick laser level scans vehicle body, swashs
The face laser scanning car body of light level projection, can rebuild automobile pattern by image procossing.
Claims (5)
1. an automobile pattern based on spherical coordinate is without kinematic constraint detector, it is characterised in that described sits based on sphere
Target automobile pattern without kinematic constraint detector by video camera (2), handle (3), lower semisphere (4), episphere (5) and laser demarcation
Instrument (6) forms；
Video camera (8) is placed on the ground, and screwed hole and lower semisphere (4) screw thread of lower semisphere (4) bottom is inserted on handle (3) top
Fixing connection, the external screw thread of annulus of episphere (5) bottom is screwed with the female thread of lower semisphere (4) top circular hole and is connected,
The screwed hole of laser level (6) bottom insertion episphere (5) top processing is screwed with episphere (5) and is connected.
2. according to the automobile pattern based on spherical coordinate described in claim 1 without kinematic constraint detector, it is characterised in that institute
The handle (3) stated is a cylindrical component, and the top of cylinder is threaded.
3. according to the automobile pattern based on spherical coordinate described in claim 1 without kinematic constraint detector, it is characterised in that institute
The lower semisphere (4) stated is hemisphere part, one screwed hole of bottom processing of lower semisphere (4), the top processing one of lower semisphere (4)
The female circular hole of individual band, the outer surface of lower semisphere (4) is pasted with one group of chequered with black and white circular indicia.
4. according to the automobile pattern based on spherical coordinate described in claim 1 without kinematic constraint detector, it is characterised in that institute
The episphere (5) stated is hemisphere part, one screwed hole of hemisphere top processing, processes one with outer spiral shell bottom hemisphere
The annulus of stricture of vagina, the outer surface of episphere (5) is pasted with one group of chequered with black and white circular indicia.
5. according to the automobile pattern based on spherical coordinate described in claim 1 without kinematic constraint detector, it is characterised in that institute
The laser level (6) stated is cylindrical component, and the bottom of laser level (6) is machined with external screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610807549.0A CN106197282A (en) | 2016-09-07 | 2016-09-07 | Automobile pattern based on spherical coordinate is without kinematic constraint detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610807549.0A CN106197282A (en) | 2016-09-07 | 2016-09-07 | Automobile pattern based on spherical coordinate is without kinematic constraint detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106197282A true CN106197282A (en) | 2016-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610807549.0A Pending CN106197282A (en) | 2016-09-07 | 2016-09-07 | Automobile pattern based on spherical coordinate is without kinematic constraint detector |
Country Status (1)
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| CN (1) | CN106197282A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106871817A (en) * | 2017-04-07 | 2017-06-20 | 吉林大学 | Raster pattern automobile Shap feature detection system based on sphere pose benchmark |
| CN107044832A (en) * | 2017-04-07 | 2017-08-15 | 吉林大学 | The variable scan-type automobile morphology detector based on sphere pose benchmark of baseline distance |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101762244A (en) * | 2010-01-20 | 2010-06-30 | 首都师范大学 | Cylindrical target for three-dimensional laser scanning system |
| CN203657743U (en) * | 2014-01-03 | 2014-06-18 | 河南科技大学 | Auxiliary measurement target |
| CN104089579A (en) * | 2014-08-05 | 2014-10-08 | 吉林大学 | Camera calibration target of automobile visual inspection system based on spherical coordinates |
| CN104101309A (en) * | 2014-08-05 | 2014-10-15 | 吉林大学 | Surface structured light active vision based dynamic automobile body morphology reconstruction system |
| CN105526884A (en) * | 2016-01-29 | 2016-04-27 | 吉林大学 | Automobile wheel rim shape rotation scanning reconstruction system based on active visual sense |
| CN205981111U (en) * | 2016-09-07 | 2017-02-22 | 吉林大学 | Car appearance does not have motion restraint detector based on spherical coordinate |
-
2016
- 2016-09-07 CN CN201610807549.0A patent/CN106197282A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101762244A (en) * | 2010-01-20 | 2010-06-30 | 首都师范大学 | Cylindrical target for three-dimensional laser scanning system |
| CN203657743U (en) * | 2014-01-03 | 2014-06-18 | 河南科技大学 | Auxiliary measurement target |
| CN104089579A (en) * | 2014-08-05 | 2014-10-08 | 吉林大学 | Camera calibration target of automobile visual inspection system based on spherical coordinates |
| CN104101309A (en) * | 2014-08-05 | 2014-10-15 | 吉林大学 | Surface structured light active vision based dynamic automobile body morphology reconstruction system |
| CN105526884A (en) * | 2016-01-29 | 2016-04-27 | 吉林大学 | Automobile wheel rim shape rotation scanning reconstruction system based on active visual sense |
| CN205981111U (en) * | 2016-09-07 | 2017-02-22 | 吉林大学 | Car appearance does not have motion restraint detector based on spherical coordinate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106871817A (en) * | 2017-04-07 | 2017-06-20 | 吉林大学 | Raster pattern automobile Shap feature detection system based on sphere pose benchmark |
| CN107044832A (en) * | 2017-04-07 | 2017-08-15 | 吉林大学 | The variable scan-type automobile morphology detector based on sphere pose benchmark of baseline distance |
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Application publication date: 20161207 |
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