CN112434984A - Method for realizing identification and recognition through metal cutting end surface micro-geometry - Google Patents
Method for realizing identification and recognition through metal cutting end surface micro-geometry Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 45
- 239000002184 metal Substances 0.000 title claims abstract description 30
- 238000005520 cutting process Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 103
- 239000010959 steel Substances 0.000 claims abstract description 103
- 238000004519 manufacturing process Methods 0.000 claims abstract description 41
- 230000008569 process Effects 0.000 claims abstract description 19
- 238000013523 data management Methods 0.000 claims abstract description 7
- 238000003860 storage Methods 0.000 claims abstract description 6
- 230000000875 corresponding effect Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 8
- 230000002596 correlated effect Effects 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 6
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- 238000007726 management method Methods 0.000 abstract description 8
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- 230000005540 biological transmission Effects 0.000 description 2
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- 238000010438 heat treatment Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a method for realizing identification and recognition through the microscopic geometry of a metal cutting end face, which comprises the steps of cutting a metal pipe blank into a section of blank, scanning the end face of the blank through scanning and collecting equipment, carrying out microscopic geometry scanning and algorithm feature extraction on the end face of the blank, matching characteristic data obtained by scanning the same batch with corresponding data, and uploading the characteristic data to a corresponding system platform through an industrial network for storage. And processing the microcosmic geometric shape characteristic identification and the production and processing process data of each batch of blank as well as the furnace number, the batch number, the serial number and other information through a production data management system so as to facilitate the follow-up information tracing and management of the same batch. The invention establishes the step-by-step tracking system of the steel pipe or the steel bar, can realize the corresponding relation between each process data of the steel pipe or the steel bar production process and the specific steel pipe or the steel bar, and greatly improves the quality control precision and the reliability of the steel pipe or the steel bar.
Description
Technical Field
The invention relates to a metal marking and identifying method, in particular to a method for marking and identifying metal by virtue of a micro-geometric shape of a metal cutting end face.
Background
The steel pipe or steel bar production is a discrete and discontinuous processing mode, the phenomena of off-line and rework of unqualified products in the production process are inevitable, the complex production process of the steel pipe or steel bar determines that the steel pipe or steel bar cannot be tracked according to first-in first-out mode like common product processing, and the tracking of the steel pipe or steel bar needs to be positioned on each specific branch to realize accurate tracking. The tracked elements comprise information such as furnace numbers, batch numbers, corresponding processing process data and the like. Each furnace number and batch number can correspond to a batch of steel pipes or steel bars, and after a plurality of days, specific technological parameters in each processing process are difficult to trace for a certain batch of steel pipes or steel bars, and one serial number is needed to realize one-to-one correspondence between each processing technological process data and the steel pipes or the steel bars. Therefore, the real-time acquisition of production data of each steel pipe or steel bar at each station and the establishment of corresponding relations with furnace numbers, batch numbers, serial numbers and the like are of great importance for the guarantee of production efficiency and quality.
In the traditional metal industry, particularly the steel pipe and steel bar manufacturing industry, tracking of each material basically has two types, one type is that tracking and data binding are realized by adopting a PLC and manual participation mode; and the other type is that a code spraying machine is used for spraying codes on the surface of each steel pipe or steel bar, then when the production process data needs to be bound, the codes are identified in a character identification mode, and then the data binding is realized, so that the material tracking and the production data recording are realized.
In the production process of steel pipes or steel bars, the processing field environment is severe, interference factors such as oil stains, high temperature, high pressure, water mist, noise and the like exist, the change and fluctuation of the illumination condition are large, the background area is complicated, the positioning and extraction of the spray printing pipe number are interfered to a certain degree, and therefore the implementation cost is high, and the effect is not ideal. In the manual tracking, due to the individual difference of each person, the accuracy is difficult to ensure, so the identification technology of the steel pipe or the steel bar is a difficult point for realizing the tracking of the steel pipe or the steel bar all the time.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a method for realizing identification and recognition through the microscopic geometric shape of a metal cutting end face.
The technical scheme of the invention is as follows: a method for realizing identification and recognition through the microscopic geometric shape of a metal cutting end face is characterized in that: the method comprises the following steps:
(1) after a sawing station of a steel pipe or a steel bar, a metal cutting end face microscopic geometry scanning device is added for the same tracking batch of materials, and the working principle of the device comprises but is not limited to methods such as 2D line scanning or 3D scanning imaging;
new identification information is not required to be additionally added, the cutting end face microscopic geometry is directly used, and the mathematical characteristics extracted through the algorithm are used as the identification characteristics of the identified steel pipe or steel bar;
(2) connecting the field industrial bus with data acquisition equipment or systems of all stations so as to obtain production processing and detection data of each steel pipe or steel bar;
(3) after the devices for acquiring data in the steps (1) and (2) are correlated, a device for scanning and identifying the micro-geometric shape of the cut end face is added at any region outlet which possibly has a region outlet which does not conform to the first-in first-out queue tracking principle or a region inlet at which the micro-geometric shape of the end face can be changed, the scanning device is used for scanning and identifying the micro-geometric shape of the end face of the blank, the obtained identification characteristic data is correlated and marked with other process production data, sequential adjustment and data binding of each passing material are realized, and a new tracking data queue is formed;
(4) and after the corresponding data are correspondingly matched, uploading the characteristic data to a corresponding system platform through an industrial network for storage, and processing the microcosmic geometric shape characteristic identification of each batch of blank, the production and processing process data, the furnace number, the batch number, the serial number and other information through a production data management system so as to facilitate the follow-up information tracing and management of the same batch.
Preferably, the microscopic geometry is the physical shape of the outer edge of the end face and its features.
Preferably, the microscopic geometry is the roughness of the end faces and their features.
Preferably, the microscopic geometry is a burr of the end face and its distribution.
Preferably, the microscopic geometry is the degree of protrusion of the end faces and their distribution.
Preferably, the scan acquisition device is an optical scan acquisition device.
Preferably, the micro-optic geometry features are extracted from the microscopic geometry data acquired by the scanning acquisition equipment through a mathematical algorithm.
Preferably, the blank is a steel rod or a tube blank of a steel tube.
The invention combines the application of the industrial Internet of things technology in the industrial field, and effectively integrates the complex systems of data acquisition, equipment network connection, data transmission and data processing of the metal end surface and other equipment by identifying the microscopic geometric shape of the metal end surface and matching the data in the processing process, thereby realizing the information interaction between single equipment in a workshop and an enterprise information management platform, meeting the requirement of tracking metal pipes or metal rods one by one, and realizing the functions of intelligent identification, positioning, tracking, monitoring and management.
The invention discloses a method for realizing identification and recognition through the microscopic geometry of a metal cutting end face, which comprises the steps of cutting a metal pipe blank into a section of blank, scanning the end face of the blank through scanning and collecting equipment, carrying out microscopic geometry scanning and algorithm feature extraction on the end face of the blank, matching characteristic data obtained by scanning the same batch with corresponding data, and uploading the characteristic data to a corresponding system platform through an industrial network for storage. And processing the microcosmic geometric shape characteristic identification and the production and processing process data of each batch of blank as well as the furnace number, the batch number, the serial number and other information through a production data management system so as to facilitate the follow-up information tracing and management of the same batch. In the later production process, if it is needed to know which steel pipe or steel bar is in the same batch, the steel pipe or steel bar can be identified and compared through the scanning and the re-scanning of the identification equipment, so that the specific steel pipe can be conveniently tracked. The method establishes a steel pipe or steel bar one-by-one tracking system, can realize the corresponding relation between each process data of the steel pipe or steel bar production process and the specific steel pipe or steel bar, and greatly improves the quality control precision and reliability of the steel pipe or steel bar.
Detailed Description
In order to make the technical means, technical features, objects and technical effects of the present invention easily understandable, the present invention is further described below by specific embodiments.
The invention relates to a method for realizing identification and recognition through a microscopic geometric shape of a metal cutting end face, which is characterized by comprising the following steps of: the method comprises the following steps:
(1) after a sawing station of a steel pipe or a steel bar, a scanning device for metal cutting end face microscopic geometric shapes of the same tracking batch of materials is added, wherein the microscopic geometric shapes mainly comprise roughness machine characteristics, burrs and distribution thereof, protrusion degree and distribution thereof and the like of the end face;
the working principle of the equipment comprises but is not limited to methods such as 2D line scanning or 3D scanning imaging; new identification information is not required to be additionally added, the cutting end face microscopic geometry is directly used, and the mathematical characteristics extracted through the algorithm are used as the identification characteristics of the identified steel pipe or steel bar;
(2) connecting the field industrial bus with data acquisition equipment or systems of all stations so as to obtain production processing and detection data of each metal pipe or steel bar;
(3) after the devices for acquiring data in the steps (1) and (2) are correlated, a device for scanning and identifying the micro-geometric shape of the cut end face is added at any region outlet which possibly has a region outlet which does not accord with the first-in first-out queue tracking principle, the scanning device is used for scanning and identifying the micro-geometric shape of the end face of the steel pipe or the steel bar blank, the obtained identification characteristic data is correlated and marked with other process production data, sequential adjustment and data binding of each passing material are realized, and a new tracking data queue is further formed;
(4) and after the corresponding data are correspondingly matched, uploading the characteristic data to a corresponding system platform through an industrial network for storage, and processing the microcosmic geometric shape characteristic identification and the production processing process data of each batch of steel pipe or steel bar blank as well as the information such as furnace number, batch number, serial number and the like through a production data management system so as to trace and manage the subsequent information of the same batch.
The invention combines the application of the industrial Internet of things technology in the industrial field, and effectively integrates the complex systems of data acquisition, equipment network connection, data transmission and data processing of the metal end surface and other equipment by identifying the microscopic geometric shape of the metal end surface and matching the data in the processing process, thereby realizing the information interaction between the single equipment in a workshop and an enterprise information management platform, meeting the requirement of tracking metal pipes (rods) one by one and realizing the functions of intelligent identification, positioning, tracking, monitoring and management.
The method of the present invention is applied to a metal pipe or a metal rod, and in this example, a steel pipe is exemplified. After steel pipes are rolled and rolled, the steel pipes enter a pipe manufacturing factory for heat treatment, the steel pipes are subjected to blank processing according to a furnace or batch before a flaw detection station of the heat treatment, and then the steel pipes enter a pipe processing area of the machining processing of single steel pipes, so that end face scanning equipment of the steel pipes is placed before a station for forming a processing queue for the first time in the pipe processing area, or an area outlet which is possibly not in accordance with a first-in first-out queue tracking principle exists in any one of the steel pipes, or an area inlet in which the end face micro-geometry can be changed is added, and scanning and identifying equipment for cutting the end face micro-geometry is added to be matched with production information of the single steel pipes in the area, so that branch-by-branch and batch tracking.
When the scanning equipment reads the end face of each steel pipe, the production data collected by each station correspond to each steel pipe one by one, the production data of each steel pipe is uploaded to a corresponding system platform through an industrial network, and the steel pipe branch-by-branch tracking and the product information backtracking are carried out through the production data management system, so that the process of steel pipe branch-by-branch or batch tracking is realized.
In the production process of the steel pipes, each steel pipe has a unique end face characteristic, namely a unique identifier, after the identifier is recorded on the steel pipe, the steel pipe can be tracked and monitored in the rest production process according to the identifier, and process information, manufacturing information and detection data in the production process are corresponding to a specific steel pipe according to the identifier.
The invention discloses a method for realizing identification and recognition through the microscopic geometry of a metal cutting end face, which comprises the steps of cutting a metal pipe blank into a section of blank, scanning the end face of the blank through scanning and collecting equipment, carrying out microscopic geometry scanning and algorithm feature extraction on the end face of the blank, matching characteristic data obtained by scanning the same batch with corresponding data, and uploading the characteristic data to a corresponding system platform through an industrial network for storage. And processing the microcosmic geometric shape characteristic identification and the production and processing process data of each batch of blank as well as the furnace number, the batch number, the serial number and other information through a production data management system so as to facilitate the follow-up information tracing and management of the same batch. In the later production process, if it is needed to know which steel pipe or steel bar is in the same batch, the steel pipe or steel bar can be identified and compared through the scanning and the re-scanning of the identification equipment, so that the specific steel pipe can be conveniently tracked. The method establishes a steel pipe or steel bar one-by-one tracking system, can realize the corresponding relation between each process data of the steel pipe or steel bar production process and the specific steel pipe or steel bar, and greatly improves the quality control precision and reliability of the steel pipe or steel bar.
In summary, the embodiments of the present invention are merely exemplary and should not be construed as limiting the scope of the invention. All equivalent changes and modifications made according to the content of the claims of the present invention should fall within the technical scope of the present invention.
Claims (8)
1. The method for realizing identification and recognition through the microscopic geometric shape of the metal cutting end surface is characterized by comprising the following steps of: the method comprises the following steps:
(1) after a sawing station of a steel pipe or a steel bar, a metal cutting end face microscopic geometric shape scanning device is added for the same tracking batch of materials, and the working principle of the device is a 2D line scanning or 3D scanning imaging method; directly using the microscopic geometric shape of the cutting end surface, and taking mathematical characteristics extracted by an algorithm as the identification characteristics of the identified steel pipe or steel bar;
(2) connecting the field industrial bus with data acquisition equipment or systems of all stations so as to obtain production processing and detection data of each metal pipe or steel bar;
(3) after the devices for acquiring data in the steps (1) and (2) are correlated, a device for scanning and identifying the micro-geometric shape of the cut end face is added at any region outlet which possibly has a region outlet which does not conform to the first-in first-out queue tracking principle or a region inlet at which the micro-geometric shape of the end face can be changed, the scanning device is used for scanning and identifying the micro-geometric shape of the end face of the blank, the obtained identification characteristic data is correlated and marked with other process production data, sequential adjustment and data binding of each passing material are realized, and a new tracking data queue is formed;
(4) and after the corresponding data are correspondingly matched, uploading the characteristic data to a corresponding system platform through an industrial network for storage, and processing the microscopic geometric shape characteristic identification and the production processing process data of each batch of blank as well as the furnace number, batch number and serial number information through a production data management system so as to trace and manage the subsequent information of the same batch.
2. The method of claim 1 for marking and identifying by metal-cutting end face micro-geometry, wherein: the microscopic geometry is the physical shape of the outer edge of the end face and its characteristics.
3. The method of claim 1 for marking and identifying by metal-cutting end face micro-geometry, wherein: the microscopic geometry is the roughness of the end faces and their characteristics.
4. The method of claim 1 for marking and identifying by metal-cutting end face micro-geometry, wherein: the microscopic geometry is the burrs of the end face and the distribution thereof.
5. The method of claim 1 for marking and identifying by metal-cutting end face micro-geometry, wherein: the microscopic geometry is the degree of protrusion of the end faces and their distribution.
6. The method of claim 1 for marking and identifying by metal-cutting end face micro-geometry, wherein: the scanning and collecting equipment is optical scanning and collecting equipment.
7. The method of claim 1 for marking and identifying by metal-cutting end face micro-geometry, wherein: the microscopic geometric shape features are extracted by the micro-light geometric shape data acquired by the scanning acquisition equipment through a mathematical algorithm.
8. The method of claim 1 for marking and identifying by metal-cutting end face micro-geometry, wherein: the blank is a steel bar or a pipe blank of a steel pipe.
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| CN202011514437.9A CN112434984A (en) | 2020-12-21 | 2020-12-21 | Method for realizing identification and recognition through metal cutting end surface micro-geometry |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100269887A1 (en) * | 2007-08-31 | 2010-10-28 | Arcelormittal-Stainless And Nickel Alloys | Crystallographically textured metal substrate, crystallographically textured device, cell and photovoltaic module including such device and thin layer deposition method |
| CN102927933A (en) * | 2012-10-16 | 2013-02-13 | 首钢总公司 | Method of measuring surface roughness by using confocal laser scanning microscope |
| US20190197274A1 (en) * | 2017-12-22 | 2019-06-27 | Dell Products L.P. | Using Passively Represented information to Identify Items within a Multi-Dimensional Space |
| CN111723787A (en) * | 2019-03-20 | 2020-09-29 | 宝山钢铁股份有限公司 | Steel pipe branch-based tracking method based on 3D symbol |
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- 2020-12-21 CN CN202011514437.9A patent/CN112434984A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100269887A1 (en) * | 2007-08-31 | 2010-10-28 | Arcelormittal-Stainless And Nickel Alloys | Crystallographically textured metal substrate, crystallographically textured device, cell and photovoltaic module including such device and thin layer deposition method |
| CN102927933A (en) * | 2012-10-16 | 2013-02-13 | 首钢总公司 | Method of measuring surface roughness by using confocal laser scanning microscope |
| US20190197274A1 (en) * | 2017-12-22 | 2019-06-27 | Dell Products L.P. | Using Passively Represented information to Identify Items within a Multi-Dimensional Space |
| CN111723787A (en) * | 2019-03-20 | 2020-09-29 | 宝山钢铁股份有限公司 | Steel pipe branch-based tracking method based on 3D symbol |
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Application publication date: 20210302 |