CN206974388U - Become the scan-type automobile morphology detector based on cube posture benchmark of baseline distance - Google Patents

Become the scan-type automobile morphology detector based on cube posture benchmark of baseline distance Download PDF

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Publication number
CN206974388U
CN206974388U CN201720357993.7U CN201720357993U CN206974388U CN 206974388 U CN206974388 U CN 206974388U CN 201720357993 U CN201720357993 U CN 201720357993U CN 206974388 U CN206974388 U CN 206974388U
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China
Prior art keywords
target
cube
video camera
scan
guide rail
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Expired - Fee Related
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CN201720357993.7U
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Chinese (zh)
Inventor
徐观
郑安琪
苏建
林慧英
单红梅
张立斌
刘玉梅
潘洪达
陈熔
戴建国
李晓韬
陈芳
袁静
吴广为
陈俊伊
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Jilin University
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Jilin University
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Abstract

The utility model discloses a kind of scan-type automobile morphology detector based on cube posture benchmark for becoming baseline distance, it is intended to solves the problems, such as to realize automobile topography scan based on a cube scan mode for posture benchmark using baseline distance is variable.The scan-type automobile morphology detector based on cube posture benchmark for becoming baseline distance is mainly made up of the outer video camera (5) of video camera (4), target in cube target (1), T-slot guide rail (2), laser level (3), target with tripod (6).System provide it is a kind of occupy little space, be simple in construction, testing accuracy is high, it is easy to operate, be easily installed, cost is relatively low, the scan-type automobile morphology detector based on cube posture benchmark of the change baseline distance of dependable performance.

Description

Become the scan-type automobile morphology detector based on cube posture benchmark of baseline distance
Technical field
The detection device of automobile pattern detection field is the utility model is related to, in particular, it is a kind of change baseline distance The scan-type automobile morphology detector based on cube posture benchmark.
Background technology
The detection of automobile pattern is examined and determine for the size of automobile, the overload and oversize detection of automobile and automotive type classification tool Significant, it is one of important content of automobile detection field rationally, fast and accurately to obtain automobile pattern.And obtaining During automobile pattern, traditional method is because the field range of video camera is limited and the influence of measurement accuracy can be extensive Work station is applied to, therefore design the scan-type automobile morphology detector based on cube posture benchmark for becoming baseline distance to have Important application value.
The content of the invention
The utility model is directed to the camera field of view scope during automobile pattern is obtained and is limited, is carrying out video camera mark The problem of precision is had a great influence by the posture of target when fixed and pose resolves provide it is a kind of it is simple in construction, easy to operate, be easy to Installation, the scan-type automobile morphology detector based on cube posture benchmark of relatively low, dependable performance the change baseline distance of cost.Become Video camera is responsible for collection cube outside target in the scan-type automobile morphology detector based on cube posture benchmark of baseline distance The image of body target, the demarcation of the outer video camera of target and the Coordinate Conversion by video camera in video camera outside target to target are realized, Video camera is responsible for gathering the intersection image on laser level and body of a motor car surface in target, and video camera and laser are thrown in target Position of the line instrument in target is adjustable, it is possible to achieve a wide range of multi-faceted automobile topography scan.
Refering to Fig. 1 to Fig. 7, it is achieved in order to solve the above technical problems, the utility model adopts the following technical scheme that.This The scan-type automobile morphology detector based on cube posture benchmark for the change baseline distance that utility model is provided includes cube Body target, T-slot guide rail, laser level, the outer video camera of video camera, target and tripod in target.
T-slot guide rail is placed in the rectangular steel plates inside cube target and is welded to connect with cube target, and two T-shaped It is placed at the top of slot bolt in T-slot guide rail and is connected with T-slot guide rail small―gap suture, laser level is placed on T-slot It is fixedly connected on guide rail with T-slot bolt thread, video camera is placed on T-slot guide rail and consolidated with T-slot bolt thread in target Fixed connection, the outer video camera of target are placed on the upper surface of tripod, and bolt is passed through outside the through hole and target of tripod circular steel plate Video camera is screwed connection.
Cube target described in technical scheme is the hollow cube part of the one side opening of rectangular steel plates welding, is stood Geometrical pattern is pasted in one piece of rectangular steel plates of cube target interior welds, the outside of cube target.
T-slot guide rail described in technical scheme is the thin and long units for being machined with T-slot.
Tripod described in technical scheme is process by the circular steel plate at top and the elongate rectangular steel plate of bottom Part, the upper surface center of the circular steel plate of tripod is machined with a manhole.
The beneficial effects of the utility model are:
(1) the utility model carries out camera calibration using cube target and solves transition matrix, due to cube The more precision for substantially increasing demarcation and measuring of information that target carries relative to two-dimensional target and 1-dimension drone, and stand Cube target is easily worked, and also greatlys save the pre-production time.
(2) the utility model is simple in construction, and video camera and laser level are led by square head bolt and T-slot in target Rail is fixed, and is easily installed, is repaired, cost is low.
(3) distance variable of video camera and level in target in the utility model, substantially increases video camera in target Field range and laser level scanning area, and on the premise of may be implemented in the position for not changing cube target Change the relative position of video camera and laser level in target, simplify operating procedure.
(4) video camera outside the target in the scan-type automobile morphology detector based on cube posture benchmark of baseline distance is become It is responsible for the image of collection cube target, realizes the demarcation of the outer video camera of target and by video camera in video camera outside target to target Coordinate Conversion, video camera is responsible for gathering laser level and the intersection image on body of a motor car surface in target, is imaged in target The position of machine and laser level in target is adjustable, it is possible to achieve a wide range of multi-faceted automobile topography scan.
Brief description of the drawings
Fig. 1 is the axonometric drawing for the scan-type automobile morphology detector based on cube posture benchmark for becoming baseline distance;
Fig. 2 is cube target 1 in the scan-type automobile morphology detector based on cube posture benchmark for become baseline distance Axonometric drawing;
Fig. 3 is T-slot guide rail 2 in the scan-type automobile morphology detector based on cube posture benchmark for become baseline distance Axonometric drawing;
Fig. 4 is laser level 3 in the scan-type automobile morphology detector based on cube posture benchmark for become baseline distance Axonometric drawing;
Fig. 5 is video camera in target in the scan-type automobile morphology detector based on cube posture benchmark for become baseline distance 4 axonometric drawing;
Fig. 6 is video camera outside target in the scan-type automobile morphology detector based on cube posture benchmark for become baseline distance 5 axonometric drawing;
Fig. 7 is the axle of tripod 6 in the scan-type automobile morphology detector based on cube posture benchmark for become baseline distance Mapping;
In figure:1. cube target, 2.T type groove guide rails, 3. laser levels, video camera in 4. targets, take the photograph outside 5. targets Camera, 6. tripods.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings:
Refering to Fig. 1 to Fig. 7, the scan-type automobile morphology detector based on cube posture benchmark for becoming baseline distance includes Cube target 1, T-slot guide rail 2, laser level 3, the outer video camera 5 of video camera 4, target and tripod 6 in target.
The hollow cube part for the one side opening that cube target 1 welds for rectangular steel plates, the internal welding of cube target 1 One piece of rectangular steel plates is connect, geometrical pattern is pasted in the outside of cube target 1, and T-slot guide rail 2 is to be machined with elongated the zero of T-slot Part, T-slot guide rail 2 are placed in the rectangular steel plates inside cube target 1 and are welded to connect with cube target 1, two T-slots It is placed at the top of bolt in T-slot guide rail 2 and is connected with the small―gap suture of T-slot guide rail 2, laser level 3 is placed on T-slot It is fixedly connected on guide rail 2 with T-slot bolt thread, video camera 4 is placed on T-slot guide rail 2 and T-slot bolt thread in target It is fixedly connected, tripod 6 is the part being process by the circular steel plate at top and the elongate rectangular steel plate of bottom, tripod 6 The upper surface center of circular steel plate be machined with a manhole, the outer video camera 5 of target is placed on the upper surface of tripod 6, Bolt is screwed with the outer video camera 5 of target through the through hole of the circular steel plate of tripod 6 and is connected.
Become the application method of the scan-type automobile morphology detector based on cube posture benchmark of baseline distance:
Cube target is placed on into video camera outside target, and within sweep of the eye, the outer video camera of target is responsible for shooting with vertical The picture of cube target, video camera outside target is demarcated and solved the conversion to cube target by video camera outside target Relation, then automobile is opened to video camera in target within sweep of the eye, and ensure laser level can be with car surface phase Hand over, the relative position of video camera in constantly regulate laser level and target, video camera shooting in target is utilized in each position The image of laser level and car surface, at the image to camera acquisition outside video camera in target and target Reason completes the detection of automobile pattern.

Claims (1)

1. a kind of scan-type automobile morphology detector based on cube posture benchmark for becoming baseline distance, described change baseline distance Scan-type automobile morphology detector based on cube posture benchmark includes cube target (1), T-slot guide rail (2), laser The outer video camera (5) of video camera (4), target and tripod (6) in level (3), target;
T-slot guide rail (2) is placed in the internal rectangular steel plates of cube target (1) and is welded to connect with cube target (1), and two It is placed at the top of individual T-slot bolt in T-slot guide rail (2) and is connected with T-slot guide rail (2) small―gap suture, laser level (3) it is placed on T-slot guide rail (2) and is fixedly connected with T-slot bolt thread, video camera (4) is placed on T-slot guide rail in target (2) it is fixedly connected on T-slot bolt thread, the outer video camera (5) of target is placed on the upper surface of tripod (6), and bolt passes through The through hole of the circular steel plate of tripod 6 is screwed with the outer video camera (5) of target and is connected;
Described T-slot guide rail (2) is the thin and long units for being machined with T-slot;
Described tripod (6) is the part being process by the circular steel plate at top and the elongate rectangular steel plate of bottom, three pin The upper surface center of the circular steel plate of frame (6) is machined with a manhole;
It is characterized in that described cube target (1) is the hollow cube part of the one side opening of rectangular steel plates welding, stand Geometrical pattern is pasted in one piece of rectangular steel plates of cube target (1) interior welds, the outside of cube target (1).
CN201720357993.7U 2017-04-07 2017-04-07 Become the scan-type automobile morphology detector based on cube posture benchmark of baseline distance Expired - Fee Related CN206974388U (en)

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CN201720357993.7U CN206974388U (en) 2017-04-07 2017-04-07 Become the scan-type automobile morphology detector based on cube posture benchmark of baseline distance

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CN201720357993.7U CN206974388U (en) 2017-04-07 2017-04-07 Become the scan-type automobile morphology detector based on cube posture benchmark of baseline distance

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109540034A (en) * 2019-01-14 2019-03-29 吉林大学 The global free reconstructing system of the consistent monocular active vision automobile pattern of closed loop and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109540034A (en) * 2019-01-14 2019-03-29 吉林大学 The global free reconstructing system of the consistent monocular active vision automobile pattern of closed loop and method

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