CN104897690A - All-dimensional visual detection device for bearing roller appearance - Google Patents
All-dimensional visual detection device for bearing roller appearance Download PDFInfo
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- CN104897690A CN104897690A CN201510268098.3A CN201510268098A CN104897690A CN 104897690 A CN104897690 A CN 104897690A CN 201510268098 A CN201510268098 A CN 201510268098A CN 104897690 A CN104897690 A CN 104897690A
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Abstract
The invention discloses an all-dimensional visual detection device for bearing roller appearance. The all-dimensional visual detection device comprises a conveying belt, a roller scrolling device, an image acquisition device, an image analysis, comparison and control device and an alarming device, wherein the conveying belt is used for conveying rollers; roller supporting holes are formed in the conveying belt and are used for supporting the rollers; the roller scrolling device is arranged below the conveying belt and comprises a scrolling roller and a driving motor; the scrolling roller is driven by the driving motor; the image acquisition device is used for acquiring a roller appearance image at the roller scrolling device; the image acquisition device and the alarming device are in communication connection with the image analysis, comparison and control device. The all-dimensional visual detection device is simple and practical in structure; all-dimensional and dead-corner-free scanning shooting of the bearing rollers is realized; the image analysis, comparison and control device is used for performing analysis and comparison detection on a scanned image, so that the precision and the efficiency of bearing roller visual detection are improved, and instability of manual detection is avoided.
Description
Technical field
The present invention relates to technical field of vision detection, particularly relate to a kind of bearing roller outward appearance omni-directional visual pick-up unit.
Background technology
Roller in roller bearing is important rolling member, and the quality of roller directly affects quality and the life-span of bearing.Roller often adopts the shapes such as spheroid, short cylinder, cone or waist drum body.Bearing roller requires strictly to detect outward appearance, comprises physical dimension, External Defect etc., and mode conventional is at present artificial sampling observation, there is inefficiency, the problems such as defect detection rate is low.Apparent visual pick-up unit is the specialized equipment utilizing the apparent size, defect etc. of the method for machine vision to object to detect.Realize the Aulomatizeted Detect of bearing roller outward appearance, the surface of bearing roller all must carry out complete detection, and present machine vision automatic checkout equipment is usually by the detection head on transfer dish top, detect, due to blocking of transfer dish itself, cannot detect defect bottom bearing roller.
Summary of the invention
Based on the technical matters that background technology exists, the present invention proposes a kind of bearing roller outward appearance omni-directional visual pick-up unit.
The invention provides a kind of bearing roller outward appearance omni-directional visual pick-up unit, comprise conveying belt, roller turning device, image collecting device, graphical analysis contrast and control device and warning device;
Conveying belt is provided with roller supported hole, for support rollers;
Roller turning device is arranged on the below of conveying belt, and roller turning device comprises and stirs roller and drive motor, stirs roller and is driven by drive motor; When bearing roller is transferred to the top stirring roller, stirs roller and stir bearing roller, bearing roller is rotated in roller supported hole;
Image collecting device, for obtaining roller turning device place roller appearance images, roller is taken in rotary course, thus obtains the image on the full surface of roller;
Image collecting device, warning device all and graphical analysis contrast and control device communicate to connect, graphical analysis contrast and control device obtain roller turning device place roller appearance images by image collecting device, and the normal pictures prestored with it by roller picture carries out analysis contrast, Measurement of Similarity according to presetting judges that whether roller presentation quality is qualified, and controls warning device and outwardly transmit judged result information.
Graphical analysis contrast and control device carry out analyzing and processing by the omnibearing picture analyzing the surface contrasting roller, thus realize the comprehensive vision-based detection to roller outward appearance.
Preferably, image collecting device comprises the multiple high-definition camera scanister arranged and annular light source be arranged on below high-definition camera scanister of circumferentially having a down dip, high-definition camera scanister carries out scanning shoot through ring-type light source to bearing roller, multiple high-definition camera scanister works simultaneously, can complete shooting work fast.
Preferably, multiple high-definition camera scanister is circumferentially evenly arranged at sustained height, improves shooting quality and speed.
Preferably, the quantity of high-definition camera scanister is 3-5, rationally arranges the quantity of high-definition camera scanister, makes full use of each high-definition camera scanister, on the basis of raising the efficiency, realize economy.
Preferably, optical sensor is arranged on the top of conveying belt, graphical analysis contrast is connected optical sensor and drive motor with control device, graphical analysis contrast and control device obtain optical sensor and respond to the information that roller arrives default camera site, control drive motor and image collecting device unlatching, start to stir roller and shooting roller picture; Graphical analysis contrast and control device obtain optical sensor and respond to the information that roller leaves default camera site completely, control drive motor and image collecting device closedown;
Optical sensor induction roller enters or leaves camera site, graphical analysis contrast and control device obtain its information sensed, control drive motor and image collecting device open and close, when camera site is without roller, drive motor and image collecting device are closed, and using electricity wisely improves image collecting device useful working life, thus reach and economize on resources, the object of increasing work efficiency.
Preferably, roller supported hole is rectangle, can support the roller of various shape.
Preferably, the inside surface cambered surface of roller supported hole, is beneficial to roller and rotates in supported hole.
The present invention is simple and practical, by arranging roller turning device, the bearing roller on travelling belt is stirred, the roller coordinating multiple high-definition camera scanister opposite side advance limit to rotate carries out multi-angle scanning shoot, realize the comprehensive scanning shoot without dead angle to bearing roller, graphical analysis contrast and control device carry out analysis to the image after scanning and contrast and detect, improve degree of accuracy and the efficiency of bearing roller vision-based detection, avoid the instability that manpower detects.
Accompanying drawing explanation
Fig. 1 is a kind of bearing roller outward appearance omni-directional visual pick-up unit forward sight structural representation that the present invention proposes.
Fig. 2 is a kind of bearing roller outward appearance omni-directional visual pick-up unit plan structure schematic diagram that the present invention proposes.
Fig. 3 is the conveyer structure schematic diagram in a kind of bearing roller outward appearance omni-directional visual pick-up unit of proposing of the present invention.
In figure: 1-conveying belt, 101-roller supported hole, 2-roller turning device, 201-stir roller, 202-drive motor, 3-image collecting device, 301-high-definition camera scanister, 302-annular light source, 4-optical sensor, 5-graphical analysis contrast and control device, 6-warning device.
Embodiment
Referring to figs. 1 through 3, a kind of bearing roller outward appearance omni-directional visual pick-up unit that the present invention proposes, comprises conveying belt 1, roller turning device 2, image collecting device 3, graphical analysis contrast and control device 5 and warning device 6.
Conveying belt 1 is provided with roller supported hole 101, and for support rollers, particularly, roller supported hole 101 is rectangle, and inside surface cambered surface, can support the roller of all planting shape, and is beneficial to roller and rotates in supported hole 101.
Roller turning device 2 is arranged on the below of conveying belt 1, and roller turning device 2 comprises and stirs roller 201 and drive motor 202, stirs roller 201 and is driven by drive motor 202; When bearing roller is transferred to the top stirring roller 201, stirs roller 201 and stir bearing roller, bearing roller is rotated in roller supported hole 101.
Image collecting device 3, for obtaining roller turning device 2 place roller appearance images, roller is taken in rotary course, thus obtains the image on the full surface of roller;
Image collecting device 3, warning device 6 all and graphical analysis contrast and control device 5 communicate to connect, graphical analysis contrast and control device 5 obtain roller turning device place roller appearance images by image collecting device 3, and the normal pictures prestored with it by roller picture carries out analysis contrast, Measurement of Similarity according to presetting judges that whether roller presentation quality is qualified, and controls warning device 6 and outwardly transmit judged result information.
Graphical analysis contrast and control device 5 carry out analyzing and processing by the omnibearing picture analyzing the surface contrasting roller, thus realize the comprehensive vision-based detection to roller outward appearance.
In present embodiment, image collecting device 3 comprises the multiple high-definition camera scanister 301 arranged and annular light source 302 be arranged on below high-definition camera scanister 301 of circumferentially having a down dip, 4 high-definition camera scanister 301 are circumferentially evenly arranged at sustained height, , high-definition camera scanister 301 carries out scanning shoot through ring-type light source 302 pairs of bearing rollers, multiple high-definition camera scanister 301 works simultaneously, shooting work can be completed fast, improve shooting quality and speed, make full use of each high-definition camera scanister 301, on the basis of raising the efficiency, realize economy.
In present embodiment, optical sensor 4 is arranged on the top of conveying belt 1, graphical analysis contrast is connected optical sensor 4 and drive motor 201 with control device 5, graphical analysis contrast and control device 5 obtain optical sensor 4 and respond to the information that roller arrives default camera site, control drive motor 201 and image collecting device 3 are opened, and start to stir roller and shooting roller picture; Graphical analysis contrast and control device 5 obtain optical sensor 4 and respond to the information that roller leaves default camera site completely, and control drive motor 201 and image collecting device 3 are closed;
Optical sensor 4 is responded to roller and is entered or leave camera site, graphical analysis contrast and control device 5 obtain its information sensed, control drive motor 201 and image collecting device 3 open and close, when camera site is without roller, drive motor 201 and image collecting device 3 are closed, using electricity wisely, improve image collecting device 3 useful working life, thus reach and economize on resources, the object of increasing work efficiency.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (7)
1. a bearing roller outward appearance omni-directional visual pick-up unit, it is characterized in that, comprise conveying belt (1), roller turning device (2), image collecting device (3), graphical analysis contrast and control device (5) and warning device (6);
Conveying belt (1) is provided with roller supported hole (101);
Roller turning device (2) is arranged on the below of conveying belt (1), roller turning device (2) comprises and stirs roller (201) and drive motor (202), stirs roller (201) and is driven by drive motor (202);
Image collecting device (3), for obtaining roller turning device (2) place roller appearance images;
Image collecting device (3), warning device (6) all communicate to connect with graphical analysis contrast and control device (5), graphical analysis contrast and control device (5) obtain roller turning device place roller appearance images by image collecting device (3), and the normal pictures prestored with it by roller picture carries out analysis contrast, Measurement of Similarity according to presetting judges that whether roller presentation quality is qualified, and controls warning device (6) and outwardly transmit judged result information.
2. bearing roller outward appearance omni-directional visual pick-up unit as claimed in claim 1, it is characterized in that, image collecting device (3) comprises the multiple high-definition camera scanister (301) arranged and annular light source (302) being arranged on high-definition camera scanister (301) below of circumferentially having a down dip.
3. bearing roller outward appearance omni-directional visual pick-up unit as claimed in claim 2, it is characterized in that, multiple high-definition camera scanister (301) is circumferentially evenly arranged at sustained height.
4. bearing roller outward appearance omni-directional visual pick-up unit as claimed in claim 3, is characterized in that, the quantity of high-definition camera scanister (301) is 3-5.
5. bearing roller outward appearance omni-directional visual pick-up unit as claimed in claim 1, it is characterized in that, optical sensor (4) is arranged on the top of conveying belt (1), graphical analysis contrast is connected optical sensor (4) and drive motor (201) with control device (5), graphical analysis contrast and control device (5) obtain optical sensor (4) and respond to the information that roller arrives default camera site, control drive motor (201) and image collecting device (3) unlatching, start to stir roller and shooting roller picture; Graphical analysis contrast and control device (5) obtain optical sensor (4) and respond to the information that roller leaves default camera site completely, control drive motor (201) and image collecting device (3) closedown.
6. bearing roller outward appearance omni-directional visual pick-up unit as claimed in claim 1, it is characterized in that, roller supported hole 101 is rectangle.
7. bearing roller outward appearance omni-directional visual pick-up unit as claimed in claim 6, is characterized in that, the inside surface cambered surface of roller supported hole (101).
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| CN201510268098.3A CN104897690A (en) | 2015-05-22 | 2015-05-22 | All-dimensional visual detection device for bearing roller appearance |
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| CN201510268098.3A CN104897690A (en) | 2015-05-22 | 2015-05-22 | All-dimensional visual detection device for bearing roller appearance |
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| CN201510268098.3A Pending CN104897690A (en) | 2015-05-22 | 2015-05-22 | All-dimensional visual detection device for bearing roller appearance |
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Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784721A (en) * | 2016-04-28 | 2016-07-20 | 宁波百加百测控设备有限公司 | Machine vision based bearing detector |
| CN106053487A (en) * | 2016-07-22 | 2016-10-26 | 昆山轴研自动化设备有限公司 | Omni-directional visual detection device for bearing appearance |
| CN106093056A (en) * | 2016-08-23 | 2016-11-09 | 常州轻工职业技术学院 | A kind of detecting system for production line and method of work thereof |
| CN106239350A (en) * | 2016-08-30 | 2016-12-21 | 江苏力星通用钢球股份有限公司 | A kind of Superfinishing machine roller Up Highway UHW detection device |
| CN106493087A (en) * | 2016-11-25 | 2017-03-15 | 安顺市虹翼特种钢球制造有限公司 | A kind of steel ball sorting system based on Vision Builder for Automated Inspection |
| CN107132238A (en) * | 2017-06-28 | 2017-09-05 | 南昌航空大学 | A kind of image collecting device for bearing roller periphery |
| CN107247054A (en) * | 2017-04-20 | 2017-10-13 | 浙江工业职业技术学院 | A kind of retainer positive and negative image discriminating method based on bi-chromatic illumination |
| CN107314900A (en) * | 2017-07-13 | 2017-11-03 | 宁波环驰太平洋轴承有限公司 | A kind of full-automatic bearing detection machine |
| CN107340295A (en) * | 2016-12-24 | 2017-11-10 | 重庆都英科技有限公司 | A kind of motor commutator detection device |
| CN107340299A (en) * | 2016-12-24 | 2017-11-10 | 重庆都英科技有限公司 | A kind of image capture instrument of engine commutator vision-based detection |
| CN107607536A (en) * | 2017-09-27 | 2018-01-19 | 镇江金利源轴承有限公司 | A kind of bearing outward appearance compares instrument |
| CN107884413A (en) * | 2017-10-24 | 2018-04-06 | 华东交通大学 | A kind of device and detection method of automatic detection bearing roller missing |
| CN108896569A (en) * | 2018-06-27 | 2018-11-27 | 天津大学 | The full surface defect detection apparatus of rolling element |
| CN108956620A (en) * | 2018-06-27 | 2018-12-07 | 天津大学 | The full surface defect detection apparatus of ball |
| CN109001229A (en) * | 2018-06-27 | 2018-12-14 | 天津大学 | Taper roller outer round surface defect detecting device |
| CN109047033A (en) * | 2018-06-27 | 2018-12-21 | 天津大学 | The full detection method of surface flaw of rolling element |
| CN109100364A (en) * | 2018-06-29 | 2018-12-28 | 杭州国翌科技有限公司 | A kind of tunnel defect monitoring system and monitoring method based on spectrum analysis |
| CN109632823A (en) * | 2019-01-09 | 2019-04-16 | 衢州学院 | A kind of bearing appearance detection image acquisition assistor |
| CN109822478A (en) * | 2019-03-19 | 2019-05-31 | 苏州润智和智能科技有限公司 | A kind of comprehensive detection system and method for automobile axial workpiece |
| CN109975317A (en) * | 2019-04-23 | 2019-07-05 | 新昌浙江工业大学科学技术研究院 | The full surface flaw detecting method of cylindrical roller |
| CN110744213A (en) * | 2019-10-30 | 2020-02-04 | 中国航空制造技术研究院 | In-situ monitoring device and method for pollution of welding laser head protective lens |
| CN112393903A (en) * | 2020-10-22 | 2021-02-23 | 胡建 | Precision bearing detection equipment |
| CN112858335A (en) * | 2021-03-04 | 2021-05-28 | 深圳市优标检测技术有限公司 | Automatic flaw detection device for bearing roller |
| CN113399303A (en) * | 2021-06-10 | 2021-09-17 | 浙江科技学院 | Bearing roller defect detection system and detection method based on machine vision |
| CN114235816A (en) * | 2021-12-17 | 2022-03-25 | 中国船舶重工集团公司第七一一研究所 | Surface quality inspection device and surface quality inspection method |
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Cited By (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784721A (en) * | 2016-04-28 | 2016-07-20 | 宁波百加百测控设备有限公司 | Machine vision based bearing detector |
| CN106053487B (en) * | 2016-07-22 | 2018-07-24 | 昆山轴研自动化设备有限公司 | Bearing appearance omni-directional visual detection device |
| CN106053487A (en) * | 2016-07-22 | 2016-10-26 | 昆山轴研自动化设备有限公司 | Omni-directional visual detection device for bearing appearance |
| CN106093056A (en) * | 2016-08-23 | 2016-11-09 | 常州轻工职业技术学院 | A kind of detecting system for production line and method of work thereof |
| CN106093056B (en) * | 2016-08-23 | 2019-08-30 | 常州轻工职业技术学院 | A kind of detection system and its working method for production line |
| CN106239350A (en) * | 2016-08-30 | 2016-12-21 | 江苏力星通用钢球股份有限公司 | A kind of Superfinishing machine roller Up Highway UHW detection device |
| CN106493087A (en) * | 2016-11-25 | 2017-03-15 | 安顺市虹翼特种钢球制造有限公司 | A kind of steel ball sorting system based on Vision Builder for Automated Inspection |
| CN107340295A (en) * | 2016-12-24 | 2017-11-10 | 重庆都英科技有限公司 | A kind of motor commutator detection device |
| CN107340299A (en) * | 2016-12-24 | 2017-11-10 | 重庆都英科技有限公司 | A kind of image capture instrument of engine commutator vision-based detection |
| CN107247054A (en) * | 2017-04-20 | 2017-10-13 | 浙江工业职业技术学院 | A kind of retainer positive and negative image discriminating method based on bi-chromatic illumination |
| CN107132238A (en) * | 2017-06-28 | 2017-09-05 | 南昌航空大学 | A kind of image collecting device for bearing roller periphery |
| CN107314900A (en) * | 2017-07-13 | 2017-11-03 | 宁波环驰太平洋轴承有限公司 | A kind of full-automatic bearing detection machine |
| CN107607536A (en) * | 2017-09-27 | 2018-01-19 | 镇江金利源轴承有限公司 | A kind of bearing outward appearance compares instrument |
| CN107884413A (en) * | 2017-10-24 | 2018-04-06 | 华东交通大学 | A kind of device and detection method of automatic detection bearing roller missing |
| CN108896569A (en) * | 2018-06-27 | 2018-11-27 | 天津大学 | The full surface defect detection apparatus of rolling element |
| CN108956620A (en) * | 2018-06-27 | 2018-12-07 | 天津大学 | The full surface defect detection apparatus of ball |
| CN109001229A (en) * | 2018-06-27 | 2018-12-14 | 天津大学 | Taper roller outer round surface defect detecting device |
| CN109047033A (en) * | 2018-06-27 | 2018-12-21 | 天津大学 | The full detection method of surface flaw of rolling element |
| CN109100364A (en) * | 2018-06-29 | 2018-12-28 | 杭州国翌科技有限公司 | A kind of tunnel defect monitoring system and monitoring method based on spectrum analysis |
| CN109632823B (en) * | 2019-01-09 | 2021-05-14 | 衢州学院 | Bearing appearance detection image acquisition assistor |
| CN109632823A (en) * | 2019-01-09 | 2019-04-16 | 衢州学院 | A kind of bearing appearance detection image acquisition assistor |
| CN109822478A (en) * | 2019-03-19 | 2019-05-31 | 苏州润智和智能科技有限公司 | A kind of comprehensive detection system and method for automobile axial workpiece |
| CN109975317A (en) * | 2019-04-23 | 2019-07-05 | 新昌浙江工业大学科学技术研究院 | The full surface flaw detecting method of cylindrical roller |
| CN109975317B (en) * | 2019-04-23 | 2021-12-07 | 新昌浙江工业大学科学技术研究院 | Method for detecting defects on whole surface of cylindrical roller |
| CN110744213A (en) * | 2019-10-30 | 2020-02-04 | 中国航空制造技术研究院 | In-situ monitoring device and method for pollution of welding laser head protective lens |
| CN112393903A (en) * | 2020-10-22 | 2021-02-23 | 胡建 | Precision bearing detection equipment |
| CN112858335A (en) * | 2021-03-04 | 2021-05-28 | 深圳市优标检测技术有限公司 | Automatic flaw detection device for bearing roller |
| CN113399303A (en) * | 2021-06-10 | 2021-09-17 | 浙江科技学院 | Bearing roller defect detection system and detection method based on machine vision |
| CN114235816A (en) * | 2021-12-17 | 2022-03-25 | 中国船舶重工集团公司第七一一研究所 | Surface quality inspection device and surface quality inspection method |
| CN114235816B (en) * | 2021-12-17 | 2024-03-29 | 中国船舶集团有限公司第七一一研究所 | Surface quality inspection device and surface quality inspection method |
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