CN107024478A - A kind of part processes automatic defect identifying system - Google Patents

A kind of part processes automatic defect identifying system Download PDF

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Publication number
CN107024478A
CN107024478A CN201710218012.5A CN201710218012A CN107024478A CN 107024478 A CN107024478 A CN 107024478A CN 201710218012 A CN201710218012 A CN 201710218012A CN 107024478 A CN107024478 A CN 107024478A
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CN
China
Prior art keywords
module
defect
image
data conversion
collection
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.)
Pending
Application number
CN201710218012.5A
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Chinese (zh)
Inventor
徐彪
吴鹏英
黄云龙
李传宝
徐中亮
徐中峰
王安山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HEFEI DEREN INTELLIGENT TECHNOLOGY Co Ltd
Original Assignee
HEFEI DEREN INTELLIGENT TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
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Application filed by HEFEI DEREN INTELLIGENT TECHNOLOGY Co Ltd filed Critical HEFEI DEREN INTELLIGENT TECHNOLOGY Co Ltd
Priority to CN201710218012.5A priority Critical patent/CN107024478A/en
Publication of CN107024478A publication Critical patent/CN107024478A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/8851Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/8851Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8887Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques

Abstract

The present invention discloses a kind of part processing automatic defect identifying system, including optical unit, data conversion unit and Centralized Monitoring unit;The optical unit, is connected with data conversion unit and Centralized Monitoring unit respectively, the image information for gathering part, and brightness, ratio and angle are adjusted according to the image of collection;The data conversion unit, is connected with Centralized Monitoring unit, and the part image information for will be gathered in optical unit carries out data conversion, and the data of conversion and the zero defect accessory size of storage are contrasted;The Centralized Monitoring unit, is monitored for the defect to some parts.Provided by the present invention for processing part automatic defect identifying system, it can automatically recognize and judge that part whether there is defect, complete the automatic screening of part production line, and then reduce the generation of defect, improve the qualification rate of part, production cost is reduced, meanwhile, the problem of substantially reducing the low task amount manually detected, efficiency and low accuracy.

Description

A kind of part processes automatic defect identifying system
Technical field
The invention belongs to technical field of automation, it is related to a kind of part processing automatic defect identifying system.
Background technology
With the constantly development of science and technology, the integrated levels of various high-tech products also more and more higher, the quality of part The quality and performance of part product are directly affected with the completion quality of machining process, in order to ensure the part matter after processing Amount is, it is necessary to which the defect to the part after processing is identified.
Due to everyone during the method that traditional part defect identification often uses manual identified, manual identified Eyesight is different, causes the defect level of the part of everyone detection also different;Detection person exists individual during detection simultaneously People's subjectivity idea, causes underproof part in the part of detection to be allocated into qualified parts, and qualified part is by respectively extremely In rejected part, need to carry out defects detection to part again to improve the accuracy of piece test, occur detection limit it is big, The problem of low one-level testing cost of efficiency is high, hinders the progress of processing part significantly.
In order to reduce the produced problem of artificial screening, a kind of automatic detection part defect system is now designed, is greatly improved The detection efficiency of part defect.
The content of the invention
Automatic defect identifying system is processed it is an object of the invention to provide a kind of part, traditional part defect inspection is solved During survey, there is the problem of big detection workload, low detection efficiency and low degree of accuracy.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of part processes automatic defect identifying system, including optical unit, data conversion unit and Centralized Monitoring unit;
The optical unit, is connected with data conversion unit and Centralized Monitoring unit respectively, the image for gathering part Information, and brightness, ratio and angle are adjusted according to the image of collection;
The data conversion unit, is connected with Centralized Monitoring unit, for the part image gathered in optical unit to be believed Breath carries out data conversion, and the data of conversion and the zero defect accessory size of storage are contrasted;
The Centralized Monitoring unit, is monitored for the defect to some parts.
Further, the optical unit includes image capture module, brightness acquisition module, image storage module and processing Module, described image acquisition module is used for the collection that view data is carried out to part;The brightness acquisition module is used for part The scene of IMAQ carries out brightness collection;The luminance adjustment module is used to adjust the monochrome information during shooting of part;Institute State image storage module be used for store gather part image information;The processing module is used to carry out the image information of reception Identification.
Further, the optical unit also includes luminance adjustment module, proportion adjustment module, angular adjustment module, institute The monochrome information that luminance adjustment module is stated when being used to adjust part collection;The proportion adjustment module is used for the size according to part The magnification ratio that information regulation part is taken pictures;The angular adjustment module is used to the angle of shooting is adjusted.
Further, the data conversion unit includes image analysis module, view data conversion module, part modeling mould Block, components database, contrast module and flaw labeling module, described image analysis module are used to carry out the image information of reception Analysis;Described image data conversion module is used for image, ratio and angle information according to collection part, calculates the chi of part Very little information;The part modeling module is used for the dimension model for setting up part, and the size of part is labeled;The part Database is used to store the size of various zero defect parts;The contrast module is used for set up part modeling module Accessory size is compared with the accessory size stored in components database;The flaw labeling module is used for the part to defect It is marked.
Further, the Centralized Monitoring unit includes display module, defect sort module and ratio of defects statistical module, institute State display module be used for show detection part with contrast part image;The defect sort module is used for the defect to part Classified;The ratio of defects statistical module is accounted for for being added up to defective part, and calculating defective part The ratio of all parts.
Beneficial effects of the present invention:
Provided by the present invention for processing part automatic defect identifying system, applied to part defect identification technology neck Domain, IMAQ is carried out to processing part by optical unit, and by adjusting the angle, brightness and the ratio that shoot, realization pair The clear collection of part image, the characteristics of with simple in construction, easy to operate and automatic identification image;By gathering part image Information, and the size and model of part are built according to the part image information of collection so that the part of detection and contrast Part is compared, and can effectively judge the defect problem of part;Pass through defect problem of the Centralized Monitoring unit to part It is monitored, defect problem and part defect rate size convenient and that intuitively show part, the invention whole process are automatic Identification and judge part whether there is defect, complete part production line automatic screening, and then reduce defect generation, improve The qualification rate of part, reduces production cost, meanwhile, substantially reduce that the task amount manually detected, efficiency are low and accuracy is low asks Topic.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, used required for being described below to embodiment Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached Figure.
Fig. 1 is a kind of part processing automatic defect identifying system schematic diagram of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Refer to shown in Fig. 1, the present invention processes automatic defect identifying system, including optical unit 1, data for a kind of part Conversion unit 2 and Centralized Monitoring unit 3;
Optical unit 1 includes image capture module 11, brightness acquisition module 12, luminance adjustment module 13, proportion adjustment mould Block 14, angular adjustment module 15, image storage module 16 and processing module 17, processing module 17 respectively with image capture module 11st, brightness acquisition module 12, luminance adjustment module 13, proportion adjustment module 14, angular adjustment module 15 and image storage module 16 connections, image capture module 11 is used for the collection that view data is carried out to part, and collection parts information is sent to processing Module 17;Brightness acquisition module 12 is used to carry out the scene that part image is gathered brightness collection, and the monochrome information of collection is sent To processing module 17;Luminance adjustment module 13 is used to adjust the monochrome information during shooting of part, wherein by adjusting exposure journey Spend to adjust the brightness of shooting;Proportion adjustment module 14 is used to adjust the amplification ratio that part is taken pictures according to the dimension information of part Example;Angular adjustment module 15 is used to the angle of shooting is adjusted, and drives image capture module 11 to be rotated by rotating shaft, Realize the regulation to shooting angle;Image storage module 16 is used to store the part image information shot;Processing module 17 is used for Image information to reception is identified, and the angle and definition to shooting image are identified, and then realizes to brightness regulation The control of 13 pieces of mould, proportion adjustment module 14 and angular adjustment module 15.
Data conversion unit 2 is used to carry out data conversion to the part image information of collection, and wherein data conversion unit 2 is wrapped Include image analysis module 21, view data conversion module 22, part modeling module 23, components database 24, the and of contrast module 25 Flaw labeling module 26, image analysis module 21 is used to analyze the image information of reception, according to the graphical analysis of collection The composition of part and corresponding line information;View data conversion module 22 is used for image, ratio and angle according to collection part Information is spent, the dimension information of part is calculated;Part modeling module 23 is used for the dimension model for setting up part, and to the chi of part It is very little to be labeled;Components database 24 is used to store the size of various zero defect parts;Contrast module 25 is used for zero The accessory size that part modeling module 23 is set up is compared with the accessory size stored in components database 24, and then judges this Whether part has defect;Flaw labeling module 26 is used to the part of defect is marked, and is easy to personnel to defective part Reject;
In the process, the processing module 17 in optical unit 1 sends the image information of collection to Centralized Monitoring unit 3, meanwhile, part modeling module 23 sends the design of part and size marking of foundation to Centralized Monitoring in data conversion unit 2 Image after unit 3, the part modeling of contrast module 25 and complete part carry out analysis contrast, and by the result of contrast send to Centralized Monitoring unit 3, Centralized Monitoring unit 3 is used for the part defect for showing detection.
Centralized Monitoring unit 3 includes display module 31, defect sort module 32 and ratio of defects statistical module 33, display module 31 are used for the image for the part and contrast part for showing detection, and to detecting that the defect of part is amplified;Defect classification mould Block 32 is used to classify to the defect of part, and wherein the defect of part includes length defect, angle defect and crack defect etc.; Ratio of defects statistical module 33 is used to add up defective part, and calculates the ratio that defective part accounts for all parts Example.
Part is in optical unit 1, and the information of the collection image of image capture module 11 is to processing module 17, processing module 17 Part image information to reception is identified, if processing module 17 is located according to the image information None- identified part of detection Reason module 17 sends control instruction to luminance adjustment module 13, proportion adjustment module 14 and angular adjustment module 15 respectively, until The image of 17 pairs of collections of processing module can clearly be identified, and processing module 17 sends the image information of processing to data The part images of 21 pairs of image analysis module collection in conversion unit 2, data conversion unit are analyzed, and by the knot of analysis Fruit is sent to view data conversion module 22, and the part image of view data conversion module 22 is converted into corresponding size, herein mistake Cheng Zhong, part model is set up according to the accessory size of detection so that the part of detection is compared with contrast part, and then clear Ground understands the defect problem that part is present.
Provided by the present invention for processing part automatic defect identifying system, applied to part defect identification technology neck Domain, IMAQ is carried out to processing part by optical unit, and by adjusting the angle, brightness and the ratio that shoot, realization pair The clear collection of part image, the characteristics of with simple in construction, easy to operate and automatic identification image;By gathering part image Information, and the size and model of part are built according to the part image information of collection so that the part of detection and contrast Part is compared, and can effectively judge the defect problem of part;Pass through defect problem of the Centralized Monitoring unit to part It is monitored, defect problem and part defect rate size convenient and that intuitively show part, the invention whole process are automatic Identification and judge part whether there is defect, complete part production line automatic screening, and then reduce defect generation, improve The qualification rate of part, reduces production cost, meanwhile, substantially reduce that the task amount manually detected, efficiency are low and accuracy is low asks Topic.
Above content is only the design example and explanation to the present invention, affiliated those skilled in the art Various modifications or supplement are made to described specific embodiment or is substituted using similar mode, without departing from invention Design or surmount scope defined in the claims, protection scope of the present invention all should be belonged to.

Claims (5)

1. a kind of part processes automatic defect identifying system, it is characterised in that:Including optical unit (1), data conversion unit (2) With Centralized Monitoring unit (3);
The optical unit (1), is connected with data conversion unit (2) and Centralized Monitoring unit (3), for gathering part respectively Image information, and brightness, ratio and angle are adjusted according to the image of collection;
The data conversion unit (1), is connected with Centralized Monitoring unit (3), for the part drawing that will be gathered in optical unit (1) Contrasted as information progress data conversion, and by the data of conversion and the zero defect accessory size stored;
The Centralized Monitoring unit (3), is monitored for the defect to some parts.
2. a kind of part processing automatic defect identifying system according to claim 1, it is characterised in that:The optical unit (1) image capture module (11), brightness acquisition module (12), image storage module (16) and processing module (17) are included, it is described Image capture module (11) is used for the collection that view data is carried out to part;The brightness acquisition module (12) is used for part drawing As the scene of collection carries out brightness collection;The luminance adjustment module (13) is used to adjust the monochrome information during shooting of part; Described image memory module (16) is used for the part image information for storing collection;The processing module (17) is used for the figure to reception As information is identified.
3. a kind of part processing automatic defect identifying system according to claim 2, it is characterised in that:The optical unit (1) luminance adjustment module (13), proportion adjustment module (14), angular adjustment module (15), the luminance adjustment module are also included (13) it is used to adjust monochrome information during part collection;The proportion adjustment module (14) is used to be adjusted according to the dimension information of part The magnification ratio that section part is taken pictures;The angular adjustment module (15) is used to the angle of shooting is adjusted.
4. a kind of part processing automatic defect identifying system according to claim 1, it is characterised in that:The data conversion Unit (2) includes image analysis module (21), view data conversion module (22), part modeling module (23), components database (24), contrast module (25) and flaw labeling module (26), described image analysis module (21) are used for the image information to reception Analyzed;Described image data conversion module (22) is used for image, ratio and angle information according to collection part, calculates The dimension information of part;The part modeling module (23) is used for the dimension model for setting up part, and the size of part is carried out Mark;The components database (24) is used to store the size of various zero defect parts;The contrast module (25) is used It is compared in the accessory size for setting up part modeling module (23) and the accessory size of storage in components database (24);Institute Stating flaw labeling module (26) is used to the part of defect is marked.
5. a kind of part processing automatic defect identifying system according to claim 1, it is characterised in that:The Centralized Monitoring Unit (3) includes display module (31), defect sort module (32) and ratio of defects statistical module (33), the display module (31) For the image of the part and contrast part that show detection;The defect sort module (32) is used to divide the defect of part Class;The ratio of defects statistical module (33) accounts for institute for being added up to defective part, and calculating defective part There is the ratio of part.
CN201710218012.5A 2017-04-05 2017-04-05 A kind of part processes automatic defect identifying system Pending CN107024478A (en)

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Cited By (9)

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CN109564422A (en) * 2017-07-11 2019-04-02 科磊股份有限公司 Tool status monitoring and matching
CN109829883A (en) * 2018-12-19 2019-05-31 歌尔股份有限公司 Product quality detection method and device
CN110161729A (en) * 2019-05-17 2019-08-23 深圳市华星光电半导体显示技术有限公司 Display panel test method and system
CN110188843A (en) * 2019-05-09 2019-08-30 上海赫丁格热处理有限公司 Workpiece quality detection label record system
CN110180796A (en) * 2019-05-09 2019-08-30 上海赫丁格热处理有限公司 Intelligent measurement identifying system after small parts impewdance matching
CN110459792A (en) * 2018-05-07 2019-11-15 通用电气公司 Quality Monitoring Control System and quality control method for fuel cell manufacturing line
CN111951236A (en) * 2020-07-31 2020-11-17 深圳市研锐智能科技有限公司 Intelligent machine vision recognition system
CN113359453A (en) * 2021-06-11 2021-09-07 刘颖妮 Part machining device based on artificial intelligence and intelligent workshop system thereof
TWI778704B (en) * 2021-07-12 2022-09-21 敬鵬工業股份有限公司 Smart needle preparation review system

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CN103759638A (en) * 2014-01-10 2014-04-30 北京力信联合科技有限公司 Part detecting method
CN104048968A (en) * 2014-06-04 2014-09-17 上海美迪索科电子科技有限公司 Industrial processing part automatic defect identification system

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CN102305797A (en) * 2011-04-29 2012-01-04 无锡众望四维科技有限公司 Method for automatically detecting foreign matter of medical product package by using machine vision system
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Cited By (13)

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Publication number Priority date Publication date Assignee Title
CN109564422B (en) * 2017-07-11 2021-03-09 科磊股份有限公司 Tool condition monitoring and matching
CN109564422A (en) * 2017-07-11 2019-04-02 科磊股份有限公司 Tool status monitoring and matching
CN110459792A (en) * 2018-05-07 2019-11-15 通用电气公司 Quality Monitoring Control System and quality control method for fuel cell manufacturing line
CN109829883A (en) * 2018-12-19 2019-05-31 歌尔股份有限公司 Product quality detection method and device
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CN110188843B (en) * 2019-05-09 2022-04-08 上海赫丁格热处理有限公司 Workpiece quality detection mark recording system
CN110188843A (en) * 2019-05-09 2019-08-30 上海赫丁格热处理有限公司 Workpiece quality detection label record system
CN110180796A (en) * 2019-05-09 2019-08-30 上海赫丁格热处理有限公司 Intelligent measurement identifying system after small parts impewdance matching
CN110161729B (en) * 2019-05-17 2021-08-03 深圳市华星光电半导体显示技术有限公司 Display panel testing method and system
CN110161729A (en) * 2019-05-17 2019-08-23 深圳市华星光电半导体显示技术有限公司 Display panel test method and system
CN111951236A (en) * 2020-07-31 2020-11-17 深圳市研锐智能科技有限公司 Intelligent machine vision recognition system
CN113359453A (en) * 2021-06-11 2021-09-07 刘颖妮 Part machining device based on artificial intelligence and intelligent workshop system thereof
TWI778704B (en) * 2021-07-12 2022-09-21 敬鵬工業股份有限公司 Smart needle preparation review system

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Application publication date: 20170808