CN102636504A - Rim detection device and detection method - Google Patents
Rim detection device and detection method Download PDFInfo
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- CN102636504A CN102636504A CN2012101106644A CN201210110664A CN102636504A CN 102636504 A CN102636504 A CN 102636504A CN 2012101106644 A CN2012101106644 A CN 2012101106644A CN 201210110664 A CN201210110664 A CN 201210110664A CN 102636504 A CN102636504 A CN 102636504A
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- wheel rim
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- clamping
- rotating system
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Abstract
The invention discloses a rim detection device which comprises a clamp rotation mechanism, a linear array ray detector, an X-ray source and an adjustment mechanism for adjusting the height of the linear array ray detector, wherein the adjustment mechanism is arranged at one end of the clamp rotation mechanism through a fixing plate; the linear array ray detector is fixedly mounted on the adjustment mechanism and located right above the clamp rotation mechanism; and the X-ray source is mounted below the clamp rotation mechanism and corresponds to the linear array ray detector. The invention also discloses a detection method using the device. Through the detection device, the rim of the wheel is subjected to rotation detection, and the acquired data is processed by a computer so as to form a complete circumference image of the rim spoke surface and a complete expanded image of the contour surface and achieve the aim of avoiding omission while realizing high-efficiency finish of detection; and meanwhile, the detection mechanism has a simple structure and is convenient to mount and use.
Description
Technical field
The present invention relates to the Automobile Detection field, particularly, relate to a kind of device and detection method that is used to detect wheel rim.
Background technology
Wheel rim is the main safety component of vehicle, need carry out 100% internal soundness detection in the production.Conventional detection is an X ray Real-time Imaging method, adopts face array ray detector that wheel rim is carried out detections that repeatedly form images of multi-angle transillumination, subregion, then the serializing detected image of generation is assessed.The detection efficiency of this method is low, equipment constitutes complicacy, cause omission easily.
Summary of the invention
The objective of the invention is to,, propose a kind of device and detection method that is used to detect wheel rim, so that a kind of testing equipment simple in structure to be provided, and realize that high-level efficiency detects, and avoid the purpose of omission to the problems referred to above.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is:
A kind of device that is used to detect wheel rim; Comprise clamping and rotating system, linear array ray detector, x-ray source and be used to adjust the governor motion of linear array ray detector height; Said governor motion is arranged on an end of clamping and rotating system through fixed head, and said linear array ray detector is packed on this governor motion, and be positioned at clamping and rotating system directly over; Said x-ray source is installed on the below of clamping and rotating system, and corresponding with the linear array ray detector.
According to a preferred embodiment of the invention; Said clamping and rotating system comprises that swiveling wheel, support, rectilinear motion unit, motor, said two groups of rectilinear motion unit are installed on the support; On the rectilinear motion unit, do move toward one another at driven rotary wheel under the driving of motor, said motor-driven swiveling wheel rotation.
According to a preferred embodiment of the invention, said governor motion is arranged on through fixed head on the swiveling wheel of clamping and rotating system, and the distance between this governor motion and the swiveling wheel is adjustable.
A kind of detection method is provided simultaneously, may further comprise the steps:
Wheel rim is transported on the clamping and rotating system through the running roller conveyor;
After optoelectronic switch detected above-mentioned wheel rim arrival surveyed area, above-mentioned clamping and rotating system held up wheel rim, and its rectilinear motion unit is driven rotary wheel move toward one another under the driving of motor, and wheel rim is clamped between swiveling wheel and the swiveling wheel;
Above-mentioned swiveling wheel drives above-mentioned wheel rim rotation under the driving of motor, this wheel rim driven rotary wheel rotation;
X-ray source emission X ray, linear array ray detector are exported the perspective image data of spoke face and contoured surface scanning area of above-mentioned wheel rim to computing machine after overexposure;
Said computing machine is a draw straight line and each gray values of pixel points is presented to the each point on this straight line of radius with the corresponding pixel count of above-mentioned spoke face center to cylindrical; Form a radius scan image of spoke face; Serve as height or the width straight line that draws simultaneously with the corresponding pixel count of wheel rim height; And each gray values of pixel points is presented to the each point on this straight line; Form a column scan image of contoured surface, wheel rim is rotated a circle carry out continuous sampling, can generate the full circumferences image of this rim and spoke face and the complete unfolded image of contoured surface.
Technical scheme of the present invention through pick-up unit is provided, is rotated detection to wheel rim; And the data of gathering are handled through computing machine; Thereby form the full circumferences image of rim and spoke face and the complete unfolded image of contoured surface, under the situation that high efficiency completion detects, reach the purpose of avoiding omission; This testing agency is simple in structure simultaneously, is convenient to install and use.
Other features and advantages of the present invention will be set forth in instructions subsequently, and, partly from instructions, become obvious, perhaps understand through embodiment of the present invention.The object of the invention can be realized through the structure that in the instructions of being write, claims and accompanying drawing, is particularly pointed out and obtained with other advantages.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of instructions, is used to explain the present invention with embodiments of the invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is used to detect the structural representation of the device of wheel rim for the embodiment of the invention is described;
Fig. 2 is the structural representation of clamping and rotating system among Fig. 1.
In conjunction with accompanying drawing, Reference numeral is following in the embodiment of the invention:
The 1-wheel rim; 2-linear array ray detector; 3-running roller conveyor; The 4-clamping and rotating system; The 5-X radiographic source; The 6-governor motion; 7-rectilinear motion unit; 8,12-motor; 9,10-swiveling wheel; The 11-support; The 13-fixed head.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the present invention, and be not used in qualification the present invention.
Like Fig. 1, shown in Figure 2; A kind of device that is used to detect wheel rim; Comprise clamping and rotating system 4, linear array ray detector 2, x-ray source 5 and be used to adjust the governor motion 6 of linear array ray detector 2 height, governor motion 6 is arranged on an end of clamping and rotating system 4 through fixed head 13, and linear array ray detector 2 is packed on this governor motion 6; Linear array ray detector 2 adopts L type structure; And be positioned at clamping and rotating system 4 directly over, x-ray source 5 is installed on the below of clamping and rotating system 4, and corresponding with L molded lines array ray detector.X-ray source 5 is installed in the below in clamping and rotating system 4 and running roller conveyor 3 centres.
Wherein clamping and rotating system 4 comprises swiveling wheel 9; 10, support 11, rectilinear motion unit 7, motor 8,12, two groups of rectilinear motion unit 7 are installed on the support 11 driven rotary wheel 9 under the driving of motor 8; 10 do move toward one another on rectilinear motion unit 7,9 rotations of motor 12 driven in rotation wheel.Governor motion 6 is arranged on through fixed head 13 on the swiveling wheel 9 of clamping and rotating system, and the distance between this governor motion 6 and the swiveling wheel 9 is adjustable.
Its detection method is that wheel rim 1 passes through running roller conveyor 3, is transported on the clamping and rotating system;
After optoelectronic switch detected wheel rim 1 arrival surveyed area, clamping and rotating system 4 held up wheel rim 1, and its rectilinear motion unit 7 is driven rotary wheel 9,10 move toward one another under the driving of motor 8, and wheel rim 1 is clamped between swiveling wheel 9 and the swiveling wheel 10;
Swiveling wheel 9 drives wheel rim 1 rotation under the driving of motor 12, these wheel rim 1 driven rotary wheel 10 rotations;
Computing machine is a draw straight line and each gray values of pixel points is presented to the each point on this straight line of radius with the corresponding pixel count of spoke face center to cylindrical; Form a radius scan image of spoke face; Serve as height or the width straight line that draws simultaneously with the corresponding pixel count of wheel rim height; And each gray values of pixel points is presented to the each point on this straight line; Form row or delegation's scan image of contoured surface, wheel rim 1 is rotated a circle carry out continuous sampling, can generate the full circumferences image of this wheel rim 1 spoke face and the complete unfolded image of contoured surface.
Be detected as picture and finish, swiveling wheel 9,10 counter motions of clamping and rotating system are unclamped and are detected wheel rim 1, and wheel rim 1 is reapposed on the running roller conveyor 3 and withdraws from, and running roller conveyor 3 is sent next wheel rim to be checked to.
What should explain at last is: the above is merely the preferred embodiments of the present invention; Be not limited to the present invention; Although the present invention has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. device that is used to detect wheel rim; It is characterized in that; Comprise clamping and rotating system (4), linear array ray detector (2), x-ray source (5) and be used to adjust linear array ray detector (2) governor motion (6) highly; Said governor motion (6) is arranged on an end of clamping and rotating system (4) through fixed head (13), and said linear array ray detector (2) is packed on this governor motion (6), and be positioned at clamping and rotating system (4) directly over; Said x-ray source (5) is installed on the below of clamping and rotating system (4), and corresponding with linear array ray detector (2).
2. the device that is used to detect wheel rim according to claim 1; It is characterized in that; Said clamping and rotating system (4) comprises that swiveling wheel (9,10), support (11), rectilinear motion unit (7), motor (8,12), said two groups of rectilinear motion unit (7) are installed on the support (11), driven rotary wheel (9 under the driving of motor (8); 10) on the rectilinear motion unit, do move toward one another, said motor (12) driven in rotation wheel (9) rotation.
3. the device that is used to detect wheel rim according to claim 1 and 2; It is characterized in that; Said governor motion (6) is arranged on through fixed head (13) on the swiveling wheel (9) of clamping and rotating system (4), and the distance between this governor motion (6) and the swiveling wheel (9) is adjustable.
4. one kind is utilized claim 1,2, the 3 described Device Testing methods that are used to detect wheel rim, it is characterized in that, may further comprise the steps:
Wheel rim (1) is transported on the clamping and rotating system through running roller conveyor (3);
After optoelectronic switch detects wheel rim (1) arrival surveyed area; Clamping and rotating system (4) holds up wheel rim (1); Its rectilinear motion unit (7) is driven rotary wheel (9 under the driving of motor (8); 10) move toward one another is clamped in wheel rim (1) between swiveling wheel (9) and the swiveling wheel (10);
Swiveling wheel (9) drives wheel rim (1) rotation under the driving of motor (12), this wheel rim (1) driven rotary wheel (10) rotation;
X-ray source (5) emission X ray, linear array ray detector (2) are exported the perspective image data of spoke face and contoured surface scanning area of wheel rim (1) to computing machine after overexposure;
Said computing machine is a draw straight line and each gray values of pixel points is presented to the each point on this straight line of radius with the corresponding pixel count of spoke face center to cylindrical; Form a radius scan image of spoke face; Serve as height or the width straight line that draws simultaneously with the corresponding pixel count of wheel rim height; And each gray values of pixel points is presented to the each point on this straight line; Form a column scan image of contoured surface, wheel rim (1) is rotated a circle carry out continuous sampling, can generate the full circumferences image of this wheel rim (1) spoke face and the complete unfolded image of contoured surface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210110664.4A CN102636504B (en) | 2012-04-16 | 2012-04-16 | Rim detection device and detection method |
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| CN201210110664.4A CN102636504B (en) | 2012-04-16 | 2012-04-16 | Rim detection device and detection method |
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| CN102636504A true CN102636504A (en) | 2012-08-15 |
| CN102636504B CN102636504B (en) | 2015-01-21 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928446A (en) * | 2012-11-10 | 2013-02-13 | 福建省豪用环保科技有限公司 | Computed tomography imaging method and imaging device special for rim or tire rim |
| CN104482898A (en) * | 2014-12-18 | 2015-04-01 | 北京科恒软件技术有限公司 | Result processing method, device and system for locomotive wheel dimension detecting system |
| CN105445299A (en) * | 2015-12-12 | 2016-03-30 | 佛山市南海中南铝车轮制造有限公司 | Special wheel-type X ray detection auxiliary method and device |
| CN105738387A (en) * | 2016-04-14 | 2016-07-06 | 苏州工业园区道青科技有限公司 | Device for hub detection |
| CN108180872A (en) * | 2017-12-28 | 2018-06-19 | 重庆日联科技有限公司 | The general detection machine of wheel hub |
| CN112414727A (en) * | 2020-10-10 | 2021-02-26 | 北京汽车研究总院有限公司 | Wheel rim detection device and detection method |
| CN114234796A (en) * | 2021-10-26 | 2022-03-25 | 深圳市裕展精密科技有限公司 | Hole detection method, hole detection device and hole detection equipment |
| WO2023067578A1 (en) * | 2021-10-22 | 2023-04-27 | Eclectic Services Company (Pty) Limited | An ultra low-cost system for inspecting the integrity of a wheel rim |
| CN116958129A (en) * | 2023-09-18 | 2023-10-27 | 华侨大学 | Stone plate brushing path planning device |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928446A (en) * | 2012-11-10 | 2013-02-13 | 福建省豪用环保科技有限公司 | Computed tomography imaging method and imaging device special for rim or tire rim |
| CN104482898A (en) * | 2014-12-18 | 2015-04-01 | 北京科恒软件技术有限公司 | Result processing method, device and system for locomotive wheel dimension detecting system |
| CN105445299A (en) * | 2015-12-12 | 2016-03-30 | 佛山市南海中南铝车轮制造有限公司 | Special wheel-type X ray detection auxiliary method and device |
| CN105738387B (en) * | 2016-04-14 | 2018-10-23 | 苏州工业园区道青科技有限公司 | Wheel hub detection device |
| CN105738387A (en) * | 2016-04-14 | 2016-07-06 | 苏州工业园区道青科技有限公司 | Device for hub detection |
| CN108180872B (en) * | 2017-12-28 | 2023-04-25 | 重庆日联科技有限公司 | Universal wheel hub detecting machine |
| CN108180872A (en) * | 2017-12-28 | 2018-06-19 | 重庆日联科技有限公司 | The general detection machine of wheel hub |
| CN112414727A (en) * | 2020-10-10 | 2021-02-26 | 北京汽车研究总院有限公司 | Wheel rim detection device and detection method |
| CN112414727B (en) * | 2020-10-10 | 2023-01-10 | 北京汽车研究总院有限公司 | Wheel rim detection device and detection method |
| WO2023067578A1 (en) * | 2021-10-22 | 2023-04-27 | Eclectic Services Company (Pty) Limited | An ultra low-cost system for inspecting the integrity of a wheel rim |
| CN114234796A (en) * | 2021-10-26 | 2022-03-25 | 深圳市裕展精密科技有限公司 | Hole detection method, hole detection device and hole detection equipment |
| CN116958129A (en) * | 2023-09-18 | 2023-10-27 | 华侨大学 | Stone plate brushing path planning device |
| CN116958129B (en) * | 2023-09-18 | 2023-12-26 | 华侨大学 | Stone plate brushing path planning device |
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| CN102636504B (en) | 2015-01-21 |
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Denomination of invention: Device and testing method for detecting wheel rims Effective date of registration: 20230506 Granted publication date: 20150121 Pledgee: Lanzhou Bank Co.,Ltd. Silicon Valley Branch Pledgor: LANZHOU RICH-GOLDEN TEST & CONTROL TECHNOLOGY Co.,Ltd. Registration number: Y2023980039808 |
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