CN208636227U - The online surface defects detection system of strip - Google Patents
The online surface defects detection system of strip Download PDFInfo
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- CN208636227U CN208636227U CN201821091986.8U CN201821091986U CN208636227U CN 208636227 U CN208636227 U CN 208636227U CN 201821091986 U CN201821091986 U CN 201821091986U CN 208636227 U CN208636227 U CN 208636227U
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- strip
- module
- light source
- detection system
- industrial camera
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Abstract
The utility model discloses the online surface defects detection systems of strip, including light source, industrial camera, processor and autoalarm, the detection system is connected with output strip line, the processor includes by wireless sequentially connected image deflects identification module, sound and light alarm module, defect location module, as the result is shown and judging treatmenting module, the picture that described image defect recognition module obtains industrial camera identifies, the defect location module is accurately positioned defect in the position of belt steel surface, it is described as the result is shown and judging treatmenting module and autoalarm pass through it is wired or wirelessly connect.
Description
Technical field:
The utility model relates to belt steel product performance detection technical field more particularly to the online surface defects detection systems of strip
System.
Background technique:
With the continuous improvement of the industry productions demand such as Prospect in Modern Auto Manufacture Industry, refrigerator, air-conditioning, home appliance panel, automobile face
Plate, tin plate, zinc-plated plate surface product appearance quality require also become to be increasingly stringenter, due to strip production environment very
It is severe, each procedure is likely to impact the surface quality of strip, along with the production run speed of strip is non-
Often fast, artificial eye is unable to satisfy the demand of automatic online detection, once the pin hole of belt steel surface, broken hole, coining, scratch are not
It timely detects and eliminates and, banish into downstream client's hand, very huge economic loss will be brought to enterprise, therefore be badly in need of energy
The system of enough on-line checking steel strip surface defects.
The information disclosed in the background technology section is intended only to increase the understanding to the general background of the utility model, and
It is not construed as recognizing or implying in any form that information composition is already known to those of ordinary skill in the art existing
Technology.
Utility model content:
The purpose of this utility model is to provide the online surface defects detection systems of strip, to overcome the above-mentioned prior art
The defects of.
To achieve the above object, the utility model provides the online surface defects detection system of strip, including light source, industry
Camera, processor and autoalarm, the detection system are connected with output strip line, the processor include by wirelessly according to
The image deflects identification module of secondary connection, sound and light alarm module, defect location module, as the result is shown and judging treatmenting module, institute
It states the picture that image deflects identification module obtains industrial camera to identify, the defect location module is to defect in strip table
The position in face is accurately positioned, it is described as the result is shown and judging treatmenting module and autoalarm pass through it is wired or wireless
Mode connects.
The light source and industrial camera are provided with two groups, and wherein one group of light source and industrial camera are set to the side of strip,
Another one group of light source and industrial camera are set to the other side of strip.
The position of light source irradiation is strip close to the position of delivery roll.
The industrial camera uses linear array CCD camera, and the number of every group of industrial camera is 3-4.
The light source uses LED linear condensation light source.
The online surface defects detection system of strip is as follows to the detecting step of belt steel surface:
S1: opening light source, and light source is radiated at strip close to the position of delivery roll, and industrial camera obtains strip close to delivery roll
The picture of position, and the picture is transmitted to processor;
S2: the image deflects identification module of processor is according to formula
Y=[x-127.5* (1-B)] * k+127.5* (1+B), k=tan ((45+44*c)/180*pi);
X is the pixel value before adjusting, and y is the pixel value after adjusting, and wherein B value [- 1,1], adjusts brightness;K is to adjust
Contrast afterwards, tan (k) value [1,89]
Adjust the image pixel and contrast that S1 is obtained, and the inhomogeneity stored in advance with image adjusted and processor
The defect picture of type is compared, if compare result be overlapped with the picture stored in advance if starting sound and light alarm module and
Corresponding record is done on the picture;If the result compared is not overlapped with the picture stored in advance, detection continues;
In S3:S2 step while sound and light alarm module starts, defect location module starting, in S2 step and in advance
The image that the picture of storage is overlapped is accurately positioned, and the specific location that the defect appears in belt steel surface is recorded;
The information and picture that S4:S3 is recorded are transmitted to as the result is shown and judging treatmenting module, as the result is shown and at judgement
Module is managed to the details real-time display of defect picture and makes corresponding judgement, when periodic, successional appearance is same
When the defect of type, autoalarm operation stops strip production process;When not occurring periodicity, continuity flaw, detection
System continues to run
The flaw includes broken hole, roll marks, side splits, weighs wounded, scratching and patch.
The precision of the detection is 0.1mm-1.0mm, and detection speed is 600-800m/min.
Compared with prior art, the utility model has the following beneficial effects:
The online surface defects detection system of the strip of the utility model, the position of light source irradiation are strip close to delivery roll
Position, which can effectively prevent shaking in strip production process, obtains the inaccurate problem of photo so as to cause industrial camera;Strip
Two sides are provided with light source and industrial camera, can two sides to strip detect simultaneously;The processor of detection system can
The defective locations of strip are accurately positioned, precise classification is carried out to defect type, when there is the periodical and successional flaw
When defect, autoalarm can be started in time to stop strip production, be capable of the quality of effective control strip production.
Detailed description of the invention:
Fig. 1 is the schematic diagram of the online surface defects detection system of strip of the utility model;
Fig. 2 is the overhaul flow chart of the online surface defects detection system of strip of the utility model;
Appended drawing reference are as follows: 1- light source, 2- industrial camera, 3- processor, 31- image deflects identification module, 32- sound-light alarm
Module, 33- defect location module, 34- as the result is shown with judging treatmenting module, 4- alarm.
Specific embodiment:
Specific embodiment of the present utility model is described in detail below, it is to be understood that the protection of the utility model
Range is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
As shown in Figs. 1-2, the online surface defects detection system of strip, including light source 1, industrial camera 2, processor 3 and from
Dynamic alarm 4, the detection system are connected with output strip line, and the processor 3 includes by wireless sequentially connected image
Defect recognition module 31, sound and light alarm module 32, defect location module 33, as the result is shown and judging treatmenting module 34, the figure
As the picture that defect recognition module 31 obtains industrial camera 2 identifies, the defect location module 33 is to defect in strip
The position on surface is accurately positioned, it is described as the result is shown and judging treatmenting module 34 and autoalarm 4 by wired or
Wirelessly connect.
The light source 1 and industrial camera 2 are provided with two groups, and wherein one group of light source 1 and industrial camera 2 are set to the one of strip
Side, another one group of light source 1 and industrial camera 2 are set to the other side of strip.
The position that the light source 1 irradiates is strip close to the position of delivery roll.
The industrial camera 2 uses linear array CCD camera, and the number of every group of industrial camera 2 is 3-4.
The light source 1 uses LED linear condensation light source.
The online surface defects detection system of strip is as follows to the detecting step of belt steel surface:
S1: opening light source, and light source is radiated at strip close to the position of delivery roll, and industrial camera 2 obtains strip close to transmission
The picture of roller position, and the picture is transmitted to processor 3;
S2: the image deflects identification module 31 of processor 3 is according to formula
Y=[x-127.5* (1-B)] * k+127.5* (1+B), k=tan ((45+44*c)/180*pi);
X is the pixel value before adjusting, and y is the pixel value after adjusting, and wherein B value [- 1,1], adjusts brightness;K is to adjust
Contrast afterwards, tan (k) value [1,89]
Adjust the image pixel and contrast that S1 is obtained, and the difference stored in advance with image adjusted and processor 3
The defect picture of type is compared, if compare result be overlapped with the picture stored in advance if starting sound and light alarm module 32
And corresponding record is done on the picture;If compare result be not overlapped with the picture stored in advance, detect continue into
Row;
In S3:S2 step when sound and light alarm module 32 start while, defect location module 33 start, in S2 step with
The image that the picture stored in advance is overlapped is accurately positioned, and the specific location that the defect appears in belt steel surface is recorded;
The information and picture that S4:S3 is recorded are transmitted to as the result is shown and judging treatmenting module 34, as the result is shown and judgement
Processing module 34 is to the details real-time display of defect picture and makes corresponding judgement, when periodic, successional appearance
When same kind of defect, autoalarm 4 is run, and stops strip production process;When not occurring periodicity, continuity flaw
When, detection system continues to run.
The flaw includes broken hole, roll marks, side splits, weighs wounded, scratching and patch.
The precision of the detection is 0.1mm-1.0mm, and detection speed is 600-800m/min.
The online surface defects detection system of the strip of the utility model, the position of light source irradiation are strip close to delivery roll
Position, which can effectively prevent shaking in strip production process, obtains the inaccurate problem of photo so as to cause industrial camera;Strip
Two sides are provided with light source and industrial camera, can two sides to strip detect simultaneously;The processor of detection system can
The defective locations of strip are accurately positioned, defect type precise classification, when there is periodical and successional flaw, Neng Gouji
When remind operator stop strip production process, be capable of effectively control strip production quality.
The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These
Description is not wishing to for the utility model to be limited to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out
It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the utility model
And its practical application, so that those skilled in the art can be realized and utilize a variety of different examples of the utility model
Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes
Formula is limited.
Claims (5)
1. the online surface defects detection system of strip, including light source, industrial camera, processor and autoalarm, the detection
System is connected with output strip line, it is characterised in that: the processor includes by wireless sequentially connected image deflects identification
Module, sound and light alarm module, defect location module, as the result is shown and judging treatmenting module, described image defect recognition module pair
The picture that industrial camera obtains is identified that it is accurately fixed that the defect location module carries out defect in the position of belt steel surface
Position, it is described as the result is shown and judging treatmenting module and autoalarm pass through wired or wirelessly connect.
2. the online surface defects detection system of strip according to claim 1, it is characterised in that: the light source and industrial phase
Machine is provided with two groups, and wherein one group of light source and industrial camera are set to the side of strip, another one group of light source and industrial camera setting
In the other side of strip.
3. the online surface defects detection system of strip according to claim 1, it is characterised in that: the position of the light source irradiation
Strip is set to close to the position of delivery roll.
4. the online surface defects detection system of strip according to claim 1, it is characterised in that: the industrial camera uses
Linear array CCD camera, the number of every group of industrial camera are 3-4.
5. the online surface defects detection system of strip according to claim 1, it is characterised in that: the light source uses LED
Linear concentrator light source.
Priority Applications (1)
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CN201821091986.8U CN208636227U (en) | 2018-07-11 | 2018-07-11 | The online surface defects detection system of strip |
Applications Claiming Priority (1)
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CN201821091986.8U CN208636227U (en) | 2018-07-11 | 2018-07-11 | The online surface defects detection system of strip |
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CN208636227U true CN208636227U (en) | 2019-03-22 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109030503A (en) * | 2018-07-11 | 2018-12-18 | 无锡赛默斐视科技有限公司 | The online surface defects detection system of strip and its detection method |
WO2023151249A1 (en) * | 2022-02-10 | 2023-08-17 | 中冶南方工程技术有限公司 | Online measurement system for surface cleanliness of cold-rolled strip steel |
-
2018
- 2018-07-11 CN CN201821091986.8U patent/CN208636227U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109030503A (en) * | 2018-07-11 | 2018-12-18 | 无锡赛默斐视科技有限公司 | The online surface defects detection system of strip and its detection method |
WO2023151249A1 (en) * | 2022-02-10 | 2023-08-17 | 中冶南方工程技术有限公司 | Online measurement system for surface cleanliness of cold-rolled strip steel |
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