CN104048602A - Complete imaging vision measurement device - Google Patents
Complete imaging vision measurement device Download PDFInfo
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- CN104048602A CN104048602A CN201410275227.7A CN201410275227A CN104048602A CN 104048602 A CN104048602 A CN 104048602A CN 201410275227 A CN201410275227 A CN 201410275227A CN 104048602 A CN104048602 A CN 104048602A
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Abstract
The invention relates to a complete imaging vision measurement device which comprises an electric control system, a base, a detecting platform, a stand column, an X-axis sliding table, a Y-axis sliding table, an X-axis servo motor, a Y-axis servo motor and a camera, wherein a 2D target plane and a pair of holes are arranged on the detecting platform, the stand column is connected to the X-axis sliding table in a sliding mode, a sliding rail is horizontally arranged at the top end of the stand column, an X-axis grating ruler is arranged on the X-axis sliding table, the X-axis servo motor and the Y-axis servo motor are both electrically connected with the electric control system and are controlled by the electric control system to act, the X-axis servo motor drives the stand column, a transmission lead screw is connected to a power output shaft of the Y-axis servo motor, a two-freedom-degree adjusting device is fixedly arranged on the Y-axis sliding table, is connected to the sliding rail in a sliding mode, and is connected with the transmission lead screw, a Y-axis grating ruler is arranged on the lower side of the sliding rail, the camera is arranged at the bottom end of the two-freedom-degree adjusting device and can swing around the Y axis, and the optical axis of the camera is perpendicular to the detecting platform. The device is simple in structure, convenient to use, capable of improving the definition of image measurement, high in measurement precision, and capable of effectively meeting the requirements of practical application.
Description
Technical field
The present invention relates to complete imaging technical field, relate in particular to a kind of complete imaging vision measurement device.
Background technology
Vision detection technology all has a wide range of applications in industrial every field at present, measurement means based on machine vision and method have also obtained development fast, but the vision measurement research to physical dimension mainly concentrates on micro-structure or size smaller parts, and its main cause is that current CCD device Pixel-level relative accuracy is only 10
-3the order of magnitude, and the relation that is inversely proportional between the Polaroid imaging region of vision system and detection resolution.When small items is carried out to image measurement, because visual field is less, resolving power that can corresponding raising image measurement improves measuring accuracy; And for the comprehensive detection of large or slender parts physical dimension, thereby in the complete image of Polaroid acquisition because the not high accuracy of detection that causes of resolution can not meet application request.
According to break the whole up into parts, collect again zero for whole complete imaging basic thought can solve large-size part vision measure in contradiction between visual field and image resolution ratio, document 1[what win chivalrous, Zhang Zhi's victory, Xu Sun Hao etc. the machine vision high-precision measuring method of large scale mechanical component.China Mechanical Engineering, 2009 20 (1)] for the mechanical component with bar shaped grain surface, the sequence image calibration steps based on textural characteristics has been proposed, but helpless to having the random detected object of smooth surface or superficial makings, its application is extremely limited.
Document Liu 2[reach the clouds, Luo Min etc. the precision size detection algorithm research based on Image Mosaics, manufacturing technology and lathe, 2012,11] in, Image Mosaics technology is applied in vision measurement, adopts calibrating camera mode to set up image projection model, proposed to realize the accuracy registration between image based on the merging algorithm for images of pose conversion, and accurately convert pose by positioner actuated camera and obtain image sequence, this algorithm of experimental verification has higher splicing precision; But thisly drive the method that realizes pose of camera conversion to have following defect by positioner: 1. all can change owing to adopting as moment camera position and attitude for adjacent twice, Image Mosaics computing is complicated; 2. for plane picture splicing, the depth of field of camera acquisition image changes along with the variation of the positioner anglec of rotation, thus etc. the visual field of precision splicing less; The problems referred to above have some limitations applying of the method.
The priorities such as Liu Lingyun to above-mentioned complete imaging shine upon, image split-joint method improves, propose the undistorted focal plane of a kind of image mapping method backward by the optical axis that limits video camera perpendicular to detection plane, solved the problem that individual element produces output image, calculates simply and be convenient to the application of high precision interpolation algorithm; Camera shifting adopt as time by limit video camera can only do unidirectional translation along the X of world coordinate system, Y-axis, internal reference required in complete imaging image split-joint method, the recursion formula of outer ginseng are derived, the design of this image split-joint method is simple, rationally, not only Image Mosaics is simple, cumulative errors is little and can realize projected image etc. precision splicing; And run after fame with " a kind of complete imaging mapping method based on coordinate transform " and " a kind of complete imaging image split-joint method based on coordinate transform ", apply for two patents of invention.
Above-mentioned known, be necessary prior art further to improve.
Summary of the invention
The present invention is for the common complex structural designs of existing complete imaging vision measurement device, use is simple not, convenient and measuring accuracy is low, affect complete image resolution, cannot meet the problem of application request and propose a kind of structural design simply, rationally, easy to use, measuring accuracy is high, practical and can be used for the complete imaging vision measurement device that axial workpiece diameter run-out, right alignment, deviation from cylindrical form etc. detect.
The present invention is achieved by the following technical solutions:
Above-mentioned complete imaging vision measurement device, comprises electric-control system, base, is located at detection platform and X axis slide unit on described base, is installed in column and X axis servomotor on described X axis slide unit, is installed in Y-axis slide unit and the Y-axis servomotor on described column and is installed in the video camera on described Y-axis slide unit; End face middle part one side of described detection platform is provided with 2D target plane; The bottom of described column is slidably connected to described X axis slide unit, and top level is provided with slide rail; Described slide rail is spatially vertical with X-axis; The downside of described slide rail is provided with Y-axis grating scale along Y direction coupling; Described Y-axis grating scale is electrically connected with described electric-control system; Described X axis slide unit is positioned at described detection platform one side, and it is provided with X-axis grating scale on the sidewall along X axis; Described X-axis grating scale is electrically connected with described electric-control system; Described X axis servomotor is electrically connected described electric-control system and is moved by described electric control system controls, and its power output shaft connects and drives described column, makes the X-direction straight-line displacement of described column along described X axis slide unit; Described Y-axis servomotor is electrically connected described electric-control system and is moved by described electric control system controls, and its power output shaft is also connected with turn-screw; Described Y-axis slide unit one side is provided with chute, and opposite side is installed with double freedom adjusting gear, and top has extended to form linking arm to a side; Described Y-axis slide unit is slidably connected to described slide rail by described chute coupling, by the described linking arm coupling described turn-screw that is threaded so that its under the drive of described turn-screw along the Y direction straight-line displacement of described slide rail; Described video camera is installed in the bottom of described double freedom adjusting gear, and it is electrically connected with described electric-control system; The optical axis of described video camera keeps vertical with described detection platform, also can swing around Y-axis simultaneously.
Described complete imaging vision measurement device, wherein: in described detection platform, be also provided with a pair of aperture, the line between described a pair of aperture is parallel with the X-axis of described X axis slide unit; Described 2D target plane is positioned at described a pair of aperture one side.
Described complete imaging vision measurement device, wherein: pitching and deflection angle that the optical axis of described video camera and the angle of measurement plane can be adjusted described double freedom adjusting gear by handwheel change.
Described complete imaging vision measurement device, wherein: the upper PC that described electric-control system is electrically connected by numerical control device and with described numerical control device forms, described numerical control device connects and controls described X, Y-axis servomotor, and described upper PC is electrically connected with described X-axis grating scale, Y-axis grating scale and video camera respectively.
Described complete imaging vision measurement device, wherein: described column comprises longitudinal and cross beam; The bottom of described longeron is mated and is slidably connected with described X axis slide unit; Described crossbeam is trench structure, and it is level and is fixedly connected on the top of described longeron.
Described complete imaging vision measurement device, wherein: described slide rail level is located at described crossbeam one side outer wall.
Described complete imaging vision measurement device, wherein: described Y-axis servomotor is installed in top one side of described crossbeam; Described turn-screw one end is fixedly connected on the power output shaft of described Y-axis servomotor, and the other end is by being installed in the top opposite side of described crossbeam by holder.
Beneficial effect:
Complete imaging vision measurement device structural design of the present invention is simple, rationally, easy to use and measuring accuracy is high, it can carry out the detection of vision pose to 2D target plane in detection platform by video camera, obtains the optical axis of video camera and the angle of inclination of detection platform; Adjust on this basis the angle of pitch and the deflection angle of double freedom precise adjusting device, final guarantee camera optical axis is perpendicular to detection platform, can be used for the detection of axial workpiece diameter run-out, right alignment, deviation from cylindrical form, can improve the resolving power of image measurement, improve measuring accuracy, the complete image resolution of Polaroid acquisition is high, can effectively meet application request.
Meanwhile, adopt detected object to maintain static, video camera is shifted and adopts the form of picture above detection platform, has reduced delivering power and has simplified connecting gear, has increased the range coverage of video camera simultaneously, novel, simple in structure; The vision pose of 2D target plane in detection platform is detected to the centering that can realize fast video camera by means of double freedom precise adjusting device and employing video camera, ensure that camera optical axis is perpendicular to detection platform; Whole complete imaging process adopts Automatic Control in addition, easy to use, has improved detection efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of complete imaging vision measurement device of the present invention;
Fig. 2 is the control principle drawing of complete imaging vision measurement device of the present invention.
Embodiment
As shown in Figure 1, 2, complete imaging vision measurement device of the present invention, comprises base 1, detection platform 2, X axis slide unit 3, column 4, X axis servomotor 5, Y-axis slide unit 6, Y-axis servomotor 7, video camera 8 and electric-control system 9.
This base 1 is rectangular structure, this detection platform 2 is fixedly arranged on the top of this base 1, wherein, end face middle part one side of detection platform 2 is provided with 2D target plane 21, be positioned at these 2D target plane 21 1 sides and be provided with a pair of aperture, i.e. the first aperture 22 and second orifice 23, the line between this first aperture 22 and second orifice 23 is parallel with X-axis.Wherein, in the time of video camera 8 centering, 2D target plane 21 can be put in to the first aperture 22 and second orifice 23 1 sides, make 2D target plane 21 and the first aperture 22 and second orifice 23 blur-free imaging in camera coverage, utilize vision position and posture detection method to provide video camera 8 centering foundations.
This X axis slide unit 3 is positioned at detection platform 2 one sides, is located at this base 1 one sides, and it is along being also provided with X-axis grating scale 31 on X axis sidewall, the detection of required X axis precise displacement amount during for Image Mosaics.
This column 4 is installed in the top of this X axis slide unit 3, and it comprises longeron 41 and crossbeam 42, and wherein, the bottom of this longeron 41 is mated and is slidably connected with this X axis slide unit 3; This crossbeam 42 is trench structure, and its level is fixedly connected on the top of this longeron 41; Wherein, these crossbeam 42 1 side outer wall levels are provided with slide rail 421, and this slide rail 421 is spatially vertical with X-axis, simultaneously, downside at this slide rail 421 also mates and is provided with Y-axis grating scale 422 along Y direction, the detection of required Y-axis precise displacement amount during for Image Mosaics.
This X axis servomotor 5 is installed in this X axis slide unit 3 one ends, and it is electrically connected with electric-control system and is moved by electric control system controls; Wherein, the power output shaft of this X axis servomotor 5 is connected with column 4 and can drives the directions X straight-line displacement of column 4 along X axis slide unit 3.
This Y-axis servomotor 6 is installed in crossbeam 42 top one sides of this column 4, and it is electrically connected with electric-control system and is moved by electric control system controls; Wherein, the power output shaft of this Y-axis servomotor 6 is also connected with turn-screw 61, and the end of this turn-screw 61 is limited in the top opposite side of crossbeam 42 by holder 62.
This Y-axis slide unit 7 is installed in crossbeam 42 1 sides of this column 4, one side is provided with chute 71 and is mated and be slidably connected by the slide rail 421 on the crossbeam 42 of chute 71 and column 4, opposite side is installed with double freedom adjusting gear 72, and top has extended to form linking arm 73 to a side; This Y-axis slide unit 7 is threaded with the turn-screw 61 of Y-axis servomotor 6 by linking arm 73, and under the drive of turn-screw 61 along the Y direction straight-line displacement of slide rail 421.
This video camera 8 is installed in the bottom of the double freedom adjusting gear 71 on this Y-axis slide unit 7, and it is electrically connected with electric-control system.This video camera 8 keeps vertical along Y direction straight-line displacement and optical axis with detection platform 2 with Y-axis slide unit 7, simultaneously, this video camera 8 also can swing around Y-axis, be that pitching and the deflection angle that the optical axis of video camera 8 and the angle of measurement plane can be adjusted double freedom adjusting gear 71 by handwheel 81 changes, wherein, this video camera 8 carries out image acquisition to the effective coverage of detection plane under the drive of X axis slide unit 3, Y-axis slide unit 7.
The upper PC 92 that this electric-control system 9 is electrically connected by numerical control device 91 and with numerical control device 91 forms, wherein, this numerical control device 91 connects and controls the action of X axis servomotor 5 and Y-axis servomotor 6, and this upper PC 92 is electrically connected with X-axis grating scale 31, Y-axis grating scale 422 and video camera 8 respectively.
The vision measurement device structural design of complete imaging of the present invention is simple, reasonable, and easy to use, it can carry out the detection of vision pose to 2D target plane in detection platform by video camera, obtains the optical axis of video camera and the angle of inclination of detection platform; Adjust on this basis the angle of pitch and the deflection angle of double freedom precise adjusting device, finally ensure that camera optical axis, perpendicular to detection platform, can be used for the detection of axial workpiece diameter run-out, right alignment, deviation from cylindrical form, measuring accuracy is high.
Claims (7)
1. a complete imaging vision measurement device, is characterized in that: described measurement mechanism comprises electric-control system, base, be located at detection platform and X axis slide unit on described base, be installed in column and X axis servomotor on described X axis slide unit, be installed in Y-axis slide unit and the Y-axis servomotor on described column and be installed in the video camera on described Y-axis slide unit;
End face middle part one side of described detection platform is provided with 2D target plane;
The bottom of described column is slidably connected to described X axis slide unit, and top level is provided with slide rail; Described slide rail is spatially vertical with X-axis; The downside of described slide rail is provided with Y-axis grating scale along Y direction coupling; Described Y-axis grating scale is electrically connected with described electric-control system;
Described X axis slide unit is positioned at described detection platform one side, and it is provided with X-axis grating scale on the sidewall along X axis; Described X-axis grating scale is electrically connected with described electric-control system; Described X axis servomotor is electrically connected described electric-control system and is moved by described electric control system controls, and its power output shaft connects and drives described column, makes the X-direction straight-line displacement of described column along described X axis slide unit;
Described Y-axis servomotor is electrically connected described electric-control system and is moved by described electric control system controls, and its power output shaft is also connected with turn-screw;
Described Y-axis slide unit one side is provided with chute, and opposite side is installed with double freedom adjusting gear, and top has extended to form linking arm to a side;
Described Y-axis slide unit is slidably connected to described slide rail by described chute coupling, by the described linking arm coupling described turn-screw that is threaded so that its under the drive of described turn-screw along the Y direction straight-line displacement of described slide rail;
Described video camera is installed in the bottom of described double freedom adjusting gear, and it is electrically connected with described electric-control system; The optical axis of described video camera keeps vertical with described detection platform, also can swing around Y-axis simultaneously.
2. complete imaging vision measurement device as claimed in claim 1, is characterized in that: in described detection platform, be also provided with a pair of aperture, the line between described a pair of aperture is parallel with the X-axis of described X axis slide unit; Described 2D target plane is positioned at described a pair of aperture one side.
3. complete imaging vision measurement device as claimed in claim 1, is characterized in that: pitching and deflection angle that the optical axis of described video camera and the angle of measurement plane can be adjusted described double freedom adjusting gear by handwheel change.
4. complete imaging vision measurement device as claimed in claim 1, it is characterized in that: the upper PC that described electric-control system is electrically connected by numerical control device and with described numerical control device forms, described numerical control device connects and controls described X, Y-axis servomotor, and described upper PC is electrically connected with described X-axis grating scale, Y-axis grating scale and video camera respectively.
5. complete imaging vision measurement device as claimed in claim 1, is characterized in that: described column comprises longitudinal and cross beam;
The bottom of described longeron is mated and is slidably connected with described X axis slide unit;
Described crossbeam is trench structure, and it is level and is fixedly connected on the top of described longeron.
6. complete imaging vision measurement device as claimed in claim 1, is characterized in that: described slide rail level is located at described crossbeam one side outer wall.
7. complete imaging vision measurement device as claimed in claim 1, is characterized in that: described Y-axis servomotor is installed in top one side of described crossbeam;
Described turn-screw one end is fixedly connected on the power output shaft of described Y-axis servomotor, and the other end is by being installed in the top opposite side of described crossbeam by holder.
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| CN201410275227.7A CN104048602A (en) | 2014-06-19 | 2014-06-19 | Complete imaging vision measurement device |
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| CN201410275227.7A CN104048602A (en) | 2014-06-19 | 2014-06-19 | Complete imaging vision measurement device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105670927A (en) * | 2016-01-20 | 2016-06-15 | 中国科学院广州生物医药与健康研究院 | Flash device in cell culture system |
| CN106839923A (en) * | 2017-01-05 | 2017-06-13 | 滁州美业机械制造有限公司 | A kind of refrigerator damper stamping parts detection means |
| CN107063975A (en) * | 2017-03-27 | 2017-08-18 | 中国科学院广州生物医药与健康研究院 | Method, device and the equipment of cell image collection |
| CN107139020A (en) * | 2017-05-04 | 2017-09-08 | 哈尔滨工业大学 | A kind of Errors in Radial Rotation Error of Spindle measurement apparatus based on target track following |
| CN108827355A (en) * | 2018-06-07 | 2018-11-16 | 安徽摩塔营造环境设计有限公司 | A kind of Multifunctional imaging measuring instrument |
| CN110360958A (en) * | 2019-06-04 | 2019-10-22 | 上海捷岩信息科技有限公司 | A kind of magnetoresistance transformer bias automatic checkout system and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005227022A (en) * | 2004-02-10 | 2005-08-25 | Sumitomo Metal Mining Co Ltd | Dimension measuring instrument and dimension measuring method using the same |
| JP2008058133A (en) * | 2006-08-31 | 2008-03-13 | Tohoku Univ | Measuring device for curvature radius of long tool edge and its method |
| CN101334270A (en) * | 2008-07-25 | 2008-12-31 | 西安交通大学 | Laser line scanning feeler geometric transformation calibration and curved face interpolation correcting method and apparatus |
| CN202614183U (en) * | 2012-05-18 | 2012-12-19 | 东莞市德鑫光学仪器有限公司 | Combined gantry type full-automatic image coordinate measuring machine |
| CN203657755U (en) * | 2013-09-12 | 2014-06-18 | 深圳市大族激光科技股份有限公司 | Non-contact type clearance and offset optical measuring device |
| CN203940833U (en) * | 2014-06-19 | 2014-11-12 | 湖北汽车工业学院 | A kind of complete imaging vision measurement device |
-
2014
- 2014-06-19 CN CN201410275227.7A patent/CN104048602A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005227022A (en) * | 2004-02-10 | 2005-08-25 | Sumitomo Metal Mining Co Ltd | Dimension measuring instrument and dimension measuring method using the same |
| JP2008058133A (en) * | 2006-08-31 | 2008-03-13 | Tohoku Univ | Measuring device for curvature radius of long tool edge and its method |
| CN101334270A (en) * | 2008-07-25 | 2008-12-31 | 西安交通大学 | Laser line scanning feeler geometric transformation calibration and curved face interpolation correcting method and apparatus |
| CN202614183U (en) * | 2012-05-18 | 2012-12-19 | 东莞市德鑫光学仪器有限公司 | Combined gantry type full-automatic image coordinate measuring machine |
| CN203657755U (en) * | 2013-09-12 | 2014-06-18 | 深圳市大族激光科技股份有限公司 | Non-contact type clearance and offset optical measuring device |
| CN203940833U (en) * | 2014-06-19 | 2014-11-12 | 湖北汽车工业学院 | A kind of complete imaging vision measurement device |
Non-Patent Citations (1)
| Title |
|---|
| 骆文博等: "基于线阵CCD的高精度位置检测", 《清华大学学报》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105670927A (en) * | 2016-01-20 | 2016-06-15 | 中国科学院广州生物医药与健康研究院 | Flash device in cell culture system |
| CN106839923A (en) * | 2017-01-05 | 2017-06-13 | 滁州美业机械制造有限公司 | A kind of refrigerator damper stamping parts detection means |
| CN106839923B (en) * | 2017-01-05 | 2019-11-15 | 滁州美业机械制造有限公司 | A kind of refrigerator damper stamping parts detection device |
| CN107063975A (en) * | 2017-03-27 | 2017-08-18 | 中国科学院广州生物医药与健康研究院 | Method, device and the equipment of cell image collection |
| CN107139020A (en) * | 2017-05-04 | 2017-09-08 | 哈尔滨工业大学 | A kind of Errors in Radial Rotation Error of Spindle measurement apparatus based on target track following |
| CN108827355A (en) * | 2018-06-07 | 2018-11-16 | 安徽摩塔营造环境设计有限公司 | A kind of Multifunctional imaging measuring instrument |
| CN110360958A (en) * | 2019-06-04 | 2019-10-22 | 上海捷岩信息科技有限公司 | A kind of magnetoresistance transformer bias automatic checkout system and method |
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