CN206223683U - A kind of tabular workpiece with hole surface defect detection apparatus - Google Patents
A kind of tabular workpiece with hole surface defect detection apparatus Download PDFInfo
- Publication number
- CN206223683U CN206223683U CN201621228487.XU CN201621228487U CN206223683U CN 206223683 U CN206223683 U CN 206223683U CN 201621228487 U CN201621228487 U CN 201621228487U CN 206223683 U CN206223683 U CN 206223683U
- Authority
- CN
- China
- Prior art keywords
- hole
- tabular workpiece
- special
- industrial ccd
- camera lens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model discloses a kind of tabular workpiece with hole surface defect detection apparatus, by transmission system, special-shaped lighting source, industrial CCD imageing sensor, image pick-up card and processor group into.The tabular workpiece with hole to be detected is horizontally placed in transmission system;The special-shaped lighting source be top be arc, horizontal section be rectangle canopy shape structure light source, be arranged on the camera lens surrounding of the industrial CCD imageing sensor;The industrial CCD imageing sensor is made up of camera body, camera lens and C interface;The camera body uses industrial CCD video camera;The camera body is connected with camera lens by C interface;The camera lens is arranged on the special-shaped lighting source inner side, and perpendicular to the tabular workpiece with hole to be detected;Described image capture card is the interface of IMAQ part and image processing section;The processor is the operation that respective code is realized in programmed environment, calculates, marks defective locations and intuitively shows.The detection means that the utility model is used can accurately show surface defect positions, and substitution human eye obtains workpiece, defect information so that accurate rate is higher.
Description
Technical field
The utility model is related to a kind of tabular workpiece with hole surface defect detection apparatus, belongs to field of visual inspection.
Background technology
Tabular workpiece with hole, is widely used in machine tool processing, medicine equipment manufacture, vehicle fitting side in recent years
Face.Tabular work with holes is still found using manual type by most of manufacturers in tabular workpiece with hole surface defects detection at present
Part surface defect, it is not only big to human eye injury, and also efficiency is low, high cost, it is impossible to the accurate particular location for finding surface defect,
And easily make one produce the collimation error, cause workpiece quality to decline, there is missing inspection, flase drop, greatly reduce product price and
The market competitiveness.
Zeng You manufacturers, using laser scanning inspection, workpiece are irradiated with the spot light that multiple spot is arranged by technological improvement
Surface, judge the integrated degree of workpiece surface by observing the default degree up to the spot light of receiver board.The detection side
Method not only acts complicated, it is necessary to arrange the luminous point position of laser generator in advance, and laser generator cost and later stage
Maintenance cost is also higher, increased the cost of carrying out flaw detection.
The content of the invention
The purpose of this utility model is to provide a kind of tabular workpiece with hole surface defect detection apparatus, to solve above-mentioned asking
Topic.
The utility model is achieved by following technical proposals, a kind of tabular workpiece with hole surface defects detection dress
Put by transmission system, special-shaped lighting source, industrial CCD imageing sensor, image pick-up card and processor group into.
Described transmission system transmits tabular workpiece with hole to be detected in uniform rectilinear's form;Described special-shaped lighting source
Uniform Illumination light source is provided, and light source can cover whole tabular workpiece with hole region to be detected;Described industrial CCD
Imageing sensor converts optical signals into electric signal, completes the collecting part of image;Described image pick-up card is used to receive
Changed by A/D from the electric signal of camera collection, and the analog signal that will be collected into, image information is stored and is located
Reason, and by data information transfer to processor;Described processor is the operation that respective code is realized in programmed environment, meter
Calculate, mark defective locations and intuitively show.
Described tabular workpiece with hole to be detected is horizontally placed in transmission system.
Described special-shaped lighting source be top be arc, horizontal section be rectangle canopy shape structure light source, be arranged on work
The camera lens surrounding of industry ccd image sensor, and be connected with industrial CCD imageing sensor, the geometry mould of special-shaped lighting source
The mathematic(al) representation of type is:Wherein,、It is unknown parameter coefficient,、、It is side
Dividing value.
Described industrial CCD imageing sensor is made up of camera body, camera lens and C interface;Described camera body
Using industrial CCD video camera;Described camera body is connected with camera lens by C interface;Described camera lens is arranged on special-shaped photograph
Mingguang City source inner side, and perpendicular to tabular workpiece with hole to be detected.
Described image pick-up card is the interface of IMAQ part and image processing section.
Compared with prior art, its advantage is the utility model:
1st, the utility model replaces existing spot light using special-shaped lighting source, can uniform irradiation, in the absence of the equation of light
Phenomenon, solves the problems, such as that tabular workpiece with hole Surface testing to be detected is influenceed to cause to gather fogging image by lighting level.
2nd, the utility model does not exist the synchronous time difference, Neng Goushi for the acquisition mode of tabular workpiece with hole image to be detected
When show tabular workpiece with hole surface defect positions to be detected, software and hardware exchange degree is high, it is adaptable to the vision of dynamic object thing into
Picture, and the precision of images is high, color rendition degree is high.
Brief description of the drawings
Fig. 1 is a kind of tabular workpiece with hole surface defect detection apparatus structure chart that the utility model is provided.
Fig. 2 is the special-shaped lighting light source structure schematic diagram that the utility model is provided.
In figure:1- transmission systems, 2- tabular workpiece with hole to be detected, 3- special-shaped lighting sources, 4- industrial CCD image sensings
Device, 5- image pick-up cards, 6- processors.
Specific embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples, but protection domain of the present utility model is not
It is confined to the embodiment.
As shown in figure 1, a kind of tabular workpiece with hole surface defect detection apparatus by transmission system 1, special-shaped lighting source 3,
Industrial CCD imageing sensor 4, image pick-up card 5 and processor 6 are constituted.
Described tabular workpiece with hole 2 to be detected is horizontally placed in described transmission system 1.
As shown in Fig. 2 described special-shaped lighting source 3 for top be arc, horizontal section be rectangle canopy shape structure light
Source, is arranged on the camera lens surrounding of described industrial CCD imageing sensor 4, and be connected with described industrial CCD imageing sensor 4
Fixed, the mathematic(al) representation of the geometrical model of described special-shaped lighting source 3 is:
Wherein,、It is unknown parameter coefficient,、、It is boundary value.
Described industrial CCD imageing sensor 4 includes camera body, camera lens and C interface;Described camera body is adopted
Use industrial ccd video camera;Connected by C interface between described camera body and camera lens;Described camera lens is arranged on described
The inner side of special-shaped lighting source 3, and perpendicular to described tabular workpiece with hole 2 to be detected.
Described image pick-up card 5 is the interface of IMAQ part and image processing section.
Described processor 6 is the operation that respective code is realized in programmed environment, calculates, marks defective locations simultaneously directly
Sight shows.
Described transmission system 1 transmits tabular workpiece with hole 2 to be detected in uniform rectilinear's form;Described special-shaped illumination light
Source 3 provides Uniform Illumination light source, and light source can cover the whole region of tabular workpiece with hole 2 to be detected;Described work
Industry ccd image sensor 4 converts optical signals into electric signal, completes the collecting part of image;Described image pick-up card 5 is used
Changed by A/D in the electric signal that reception is gathered from camera, and the analog signal that will be collected into, image information is stored
And treatment, and by data information transfer to described processor 6;Described processor 6 is that corresponding generation is realized in programmed environment
The operation of code, calculates, marks defective locations and intuitively show.
The above is only preferred embodiment of the present utility model, it should be pointed out that:For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (2)
1. a kind of a kind of tabular workpiece with hole surface defect detection apparatus, it is characterised in that described tabular workpiece with hole surface
Defect detecting device is by transmission system (1), special-shaped lighting source (3), industrial CCD imageing sensor (4), image pick-up card (5)
Constituted with processor (6);Described transmission system (1) transmits tabular workpiece with hole (2) to be detected in uniform rectilinear's form;It is described
Special-shaped lighting source (3) Uniform Illumination light source is provided, and light source can cover whole tabular workpiece with hole (2) institute to be detected
In region;Described industrial CCD imageing sensor (4) converts optical signals into electric signal, completes the collecting part of image;Institute
The image pick-up card (5) stated is for receiving the electric signal from camera collection, and the analog signal that will be collected into turns by A/D
Change, image information is stored and is processed, and processor (6) is given by data information transfer.
2. a kind of tabular workpiece with hole surface defect detection apparatus according to claim 1, it is characterised in that:Described treats
Detection tabular workpiece with hole (2) is horizontally placed in transmission system (1);Described special-shaped lighting source (3) is arc, water for top
Side grain is the canopy shape structure light source of rectangle, is arranged on the camera lens surrounding of described industrial CCD imageing sensor (4), and with institute
The industrial CCD imageing sensor (4) stated is connected, and the mathematic(al) representation of the geometrical model of special-shaped lighting source (3) is:Wherein,、It is unknown parameter coefficient,、、It is boundary value;Described industry
Ccd image sensor (4) is made up of camera body, camera lens and C interface;Described camera body is imaged using industrial CCD
Machine;Described camera body is connected with camera lens by C interface;Described camera lens is arranged on described special-shaped lighting source (3)
Inner side, and perpendicular to described tabular workpiece with hole (2) to be detected;Described image pick-up card (5) for IMAQ part with
The interface of image processing section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621228487.XU CN206223683U (en) | 2016-11-16 | 2016-11-16 | A kind of tabular workpiece with hole surface defect detection apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621228487.XU CN206223683U (en) | 2016-11-16 | 2016-11-16 | A kind of tabular workpiece with hole surface defect detection apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206223683U true CN206223683U (en) | 2017-06-06 |
Family
ID=58793549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621228487.XU Expired - Fee Related CN206223683U (en) | 2016-11-16 | 2016-11-16 | A kind of tabular workpiece with hole surface defect detection apparatus |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206223683U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106442556A (en) * | 2016-11-16 | 2017-02-22 | 哈尔滨理工大学 | Device and method for detecting surface defects of perforated plate workpiece |
CN109470704A (en) * | 2018-05-31 | 2019-03-15 | 武汉深海弈智科技有限公司 | A kind of automobile brake support defects of vision detection system and its detection method |
CN110146515A (en) * | 2019-04-19 | 2019-08-20 | 广州超音速自动化科技股份有限公司 | Plate drilling and surface defect detection apparatus and application method |
CN110910386A (en) * | 2019-12-30 | 2020-03-24 | 无锡市宝玛精密部件有限公司 | Staple detection system for anastomat |
CN112304968A (en) * | 2020-09-11 | 2021-02-02 | 嘉兴驭光光电科技有限公司 | Detection system and detection method for micro-nano optical element |
-
2016
- 2016-11-16 CN CN201621228487.XU patent/CN206223683U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106442556A (en) * | 2016-11-16 | 2017-02-22 | 哈尔滨理工大学 | Device and method for detecting surface defects of perforated plate workpiece |
CN109470704A (en) * | 2018-05-31 | 2019-03-15 | 武汉深海弈智科技有限公司 | A kind of automobile brake support defects of vision detection system and its detection method |
CN110146515A (en) * | 2019-04-19 | 2019-08-20 | 广州超音速自动化科技股份有限公司 | Plate drilling and surface defect detection apparatus and application method |
CN110910386A (en) * | 2019-12-30 | 2020-03-24 | 无锡市宝玛精密部件有限公司 | Staple detection system for anastomat |
CN112304968A (en) * | 2020-09-11 | 2021-02-02 | 嘉兴驭光光电科技有限公司 | Detection system and detection method for micro-nano optical element |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206223683U (en) | A kind of tabular workpiece with hole surface defect detection apparatus | |
CN104439695B (en) | A kind of vision inspection apparatus of laser-processing system | |
CN103617611B (en) | A kind of automatic threshold segmentation spot center and size detecting method | |
EP1990624A3 (en) | Apparatus and method for evaluating an optical system | |
CN106442556A (en) | Device and method for detecting surface defects of perforated plate workpiece | |
JP2007523389A5 (en) | ||
CN102988052B (en) | Method and system for measuring foot length | |
CN110261069B (en) | Detection method for optical lens | |
CN109900719A (en) | A kind of visible detection method of blade surface knife mark | |
CN104165653A (en) | Device for collecting end face image and chamfer image of bearing roller and collecting method thereof | |
CN109916914A (en) | A kind of product defects detection method and device | |
CN112881424A (en) | AI + fluorescence permeation small-sized pipe surface defect detection and quality grading method and system | |
CN110570412B (en) | Part error vision judgment system | |
CN110470247B (en) | Device and method for detecting coaxiality of inner and outer circular surfaces of part | |
CN105391998B (en) | Automatic detection method and apparatus for resolution of low-light night vision device | |
CN103900499B (en) | Cigarette package poster region area assay method based on computer vision technique | |
CN109622404B (en) | Automatic sorting system and method for micro-workpieces based on machine vision | |
CN103389312B (en) | Detection system for copper tube | |
CN110097540A (en) | The visible detection method and device of polygon workpeace | |
CN207366475U (en) | A kind of relief pattern Online Video detection device | |
CN103091332B (en) | Detection method and detection system of U-shaped powder pipe based on machine vision | |
CN109631763A (en) | Irregular part detects localization method | |
CN105758337A (en) | Method for obtaining included angel between a lens plane and an image sensor plane | |
CN111458345A (en) | Visual detection mechanism for defects of mask | |
CN207489094U (en) | A kind of 3D printing Forming Quality detection device based on machine vision |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170606 Termination date: 20171116 |