CN110280610A - A kind of large scale steel billet length measurment system and method based on merging algorithm for images - Google Patents
A kind of large scale steel billet length measurment system and method based on merging algorithm for images Download PDFInfo
- Publication number
- CN110280610A CN110280610A CN201910659741.3A CN201910659741A CN110280610A CN 110280610 A CN110280610 A CN 110280610A CN 201910659741 A CN201910659741 A CN 201910659741A CN 110280610 A CN110280610 A CN 110280610A
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- Prior art keywords
- roller
- steel billet
- way
- cameras
- field controller
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
- B21B38/04—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring thickness, width, diameter or other transverse dimensions of the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2261/00—Product parameters
- B21B2261/12—Length
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The large scale steel billet length measurment system based on merging algorithm for images that the invention discloses a kind of, including two cameras, laser metal detector, field controller, interchanger, industrial personal computer, presence server and original server；Described two cameras are placed at the feeding of steel billet roller-way and apart from roller-way 5m, and described two cameras are in the same side of roller-way and in same level；A piece mark rod is installed on the roller-way；The center of two camera lines is overlapped with the center of mark rod；The laser metal detector be mounted on by roller-way and be 20m at a distance from edge at camera the same side, with roller-way feeding, the position of mark rod is 10m with edge at roller-way feeding at a distance from；Present system is simple, at low cost, realizes and is entering stokehold precise measurement to heater for rolling steel steel billet length, greatly improves production efficiency.
Description
Technical field
The invention belongs to heating furnace automatic control technology neck, specifically a kind of large scale steel billet based on merging algorithm for images
Length measurment system and method.
Background technique
Steel billet is the product that the molten steel that converter is smelt obtains after casting.Steel billet can be divided mainly into from manufacturing process
Two kinds: molding base and continuous casting billet, die casting process are eliminated substantially.Two kinds are broadly divided into from shape: slab: section is wide, high
Ratio is larger, is mainly used to rolled plate；Square billet: section is wide, height is equal or difference is little, is mainly used to rolled section steel, line
Material.Steel billet originally steel, by that can be used as machine components after processing, forging processes various steel, fashioned iron Q345B
Channel steel, wire rod are exactly the effect of steel billet.Steel billet refers to the semi-finished product for producing steel, generally cannot directly use for society.
Steel billet and steel have the stringent criteria for classifying, cannot be determined with being enterprise's final products, and by the whole society unified
Standard execute.Under normal conditions, steel billet and steel are easier to distinguish, but for certain steel billets, have with steel
Whether (such as rolling pipe) of same specification and same purposes, can be by whether use, by steel processing work for other industry
Whether skill process processes by finisher to distinguish.
Heater for rolling steel steel billet needs to identify its size entering stokehold, and with the billet specification in manufacturing plan sheet
It compares, occurs to avoid mixed number accident of steel billet.It is most of at present to lean on feeding operator manual confirmation, not only efficiency
It is low, and the probability to malfunction is high.Existing patent is mostly to carry out automatic identification to the character of billet surface spray printing, thus realization pair
The confirmation of current steel billet；Also patent is related to steel billet dimension measurement, but most needs install several detection devices on roller-way, are
System is complicated, and at high cost, the precision of measurement is also difficult to ensure；Therefore it designs one kind and long steel billet length letter is obtained by image algorithm
The measurement recognition methods of breath is very necessary.
Summary of the invention
It is an object of the invention to overcome the technical problem present on, a kind of big ruler based on merging algorithm for images is provided
Very little steel billet length measurment system.
To achieve the above object, the present invention adopts the following technical scheme that:
A kind of large scale steel billet length measurment system based on merging algorithm for images, including two cameras, laser metals
Detector, field controller, interchanger, industrial personal computer, presence server and original server；Described two cameras are placed in steel
At the feeding of blank roller way and apart from roller-way 5m, described two cameras are in the same side of roller-way and in same levels；Institute
A piece mark rod of installation on roller-way is stated, the benchmark of image mosaic is obtained as two cameras；The center of two camera lines
It is overlapped with the center of mark rod；The laser metal detector be mounted on by roller-way and with camera the same side, on roller-way
The distance at edge is 20m at material, and the position of mark rod is 10m at a distance from edge at roller-way feeding；The laser metal detection
The signal that device will test is transferred to the field controller, and the field controller controls described two cameras and roller-way, institute
Field controller is stated to connect by interchanger with the industrial personal computer, presence server, original server network.
Further, the distance between described two cameras are 10m.
Further, the model of the laser metal detector are as follows: LM400.
The present invention also provides a kind of large scale steel billet length measuring method based on merging algorithm for images, including following step
It is rapid:
S1: field controller controls roller-way and transports steel billet to heating furnace direction；
S2: when laser metal detector detects steel billet, signal becomes 1 from 0, and is transmitted to field controller；
S3: field controller is controlled to the roller-way stop motion between laser metal detector at roller-way feeding, existing simultaneously
Field controller opens two cameras, takes pictures, and image information is input in industrial personal computer to steel billet on roller-way, passes through figure
As the feature of feature extraction algorithm crawl steel billet and mark rod, and by merging algorithm for images, the figure that two cameras are obtained
As being spliced on the basis of mark rod, so that the length of large scale steel billet is calculated, meanwhile, industrial personal computer and presence server are logical
News read dimension information corresponding with current steel billet from the database of presence server, by calculated length value and read
To size value compare, confirmation to current steel billet is realized, when the error of the two is less than setting value, then it represents that steel billet is just
Really, when the error of the two is greater than the set value, then it represents that steel billet mixed number, alert reminds Field Force to check confirmation.
It is simple that the invention has the advantages that: present systems, at low cost, realizes and is entering stokehold essence to heater for rolling steel steel billet
Really measurement, greatly improves production efficiency.
Detailed description of the invention
Fig. 1: system structure diagram of the invention.
Fig. 2: the locations of structures schematic diagram of heating furnace and steel billet.
Fig. 3: present system installation site main view.
Label declaration:
1: roller-way；2: heating furnace；3: steel billet；4: camera；5: laser metal detector；6: mark rod；7: field control
Device；8: interchanger；9: industrial personal computer；10: presence server；11: original server.
Specific embodiment
The following describes the present invention in detail with reference to the accompanying drawings and embodiments.
As shown in Figure 1-3, a kind of large scale steel billet length measurment system based on merging algorithm for images, including two camera shootings
First 4, laser metal detector 5, field controller 7, interchanger 8, industrial personal computer 9, presence server 10 and original server 11；Institute
State that two cameras 4 are placed at the feeding of steel billet roller-way 1 and the 5m at roller-way 1, described two cameras 4 are in roller-way 1
The same side and in same level；The distance between described two cameras 4 are 10m.A piece mark is installed on the roller-way 1
Know bar 6, the benchmark of image mosaic is obtained as two cameras；The center of two 4 lines of camera and the center weight of mark rod 6
It closes；The laser metal detector 5 be mounted on the side of roller-way 1 and at 4 the same side of camera, with 1 feeding of roller-way edge away from
From for 20m, the position of mark rod 6 is 10m at a distance from edge at 1 feeding of roller-way；What the laser metal detector 5 will test
Signal is transferred to the field controller 7, and the field controller 7 controls described two cameras 4 and roller-way 1, the scene
Controller 7 is connected to the network by interchanger 8 and the industrial personal computer 9, presence server 10, original server 11.Presence server
10 with original server 11 by network connection, and therefrom read the specification of steel billet 3, number, length, width including steel billet 3,
Highly, it and is stored in the database of presence server 10.
Since the laser metal detector 5 installed by roller-way 1 is 20m at a distance from edge at 1 feeding of roller-way, mark rod 6
Position be 10m at a distance from edge at 1 feeding of roller-way, therefore the present invention can be surveyed to less than or equal to 3 length of steel billet of 20m
It is fixed.
The distance between distance of the camera 4 apart from roller-way 1, two camera shootings 4 and laser metal detector 5 and roller-way 1
The distance at edge can be adjusted at feeding, to measure the steel billet 3 of longer size, but the center of two 4 lines of camera
It is constant, it is overlapped with the center of mark rod 6.
As a preferred option, the model of the laser metal detector are as follows: LM400.
Working method of the invention is as follows:
After at the feeding for having steel billet 3 to be placed on roller-way 1, field controller 7 controls roller-way 1 for steel billet 3 to 2 side of heating furnace
To transport；When laser metal detector 5 detects steel billet 3, signal becomes 1 from 0, and is transmitted to field controller 7；Scene control
Device 7 processed controls at 1 feeding of roller-way to 1 stop motion of roller-way between laser metal detector 5, while field controller 7 is opened
Two cameras 4 take pictures to steel billet 3 on roller-way 1, and image information are input in industrial personal computer 9, are mentioned by characteristics of image
The feature of algorithm crawl steel billet 3 and mark rod 6 is taken, and by merging algorithm for images, by image that two cameras 4 obtain to mark
Spliced on the basis of knowledge bar 6, so that the length of large scale steel billet 3 is calculated, meanwhile, industrial personal computer 9 and presence server 10 are logical
News read dimension information corresponding with current steel billet 3 from the database of presence server 10, by calculated length value and read
The size value got compares, and realizes the confirmation to current steel billet 3, when the error of the two is less than setting value, then it represents that steel
Base 3 is correct, when the error of the two is greater than the set value, then it represents that steel billet 3 mixed number, alert reminds Field Force's inspection
Look into confirmation.
Simultaneously it should also be noted that, above-mentioned roller-way, heating furnace, steel billet, camera, laser metal detector, scene control
Device processed, interchanger, industrial personal computer, presence server, original server are the component that those skilled in the art know.
Finally, it should be noted that above embodiments are only to illustrate the present invention and not limit technology described in the invention
Scheme；Therefore, although this specification is referring to above-mentioned each embodiment, the present invention has been described in detail, this
Field it is to be appreciated by one skilled in the art that still can modify to the present invention or equivalent replacement；And all do not depart from this
The technical solution and its improvement of the spirit and scope of invention, should all cover within the scope of the claims of the present invention.
Claims (4)
1. a kind of large scale steel billet length measurment system based on merging algorithm for images, it is characterised in that: including two cameras,
Laser metal detector, field controller, interchanger, industrial personal computer, presence server and original server；Described two cameras
It is placed at the feeding of steel billet roller-way and apart from roller-way 5m, described two cameras are in the same side of roller-way and in same level
On face；A piece mark rod is installed on the roller-way, the benchmark of image mosaic is obtained as two cameras；Two camera lines
Center be overlapped with the center of mark rod；The laser metal detector be mounted on by roller-way and with camera the same side, with
The distance at edge is 20m at roller-way feeding, and the position of mark rod is 10m at a distance from edge at roller-way feeding；The Au Laser
The signal that belonging to detector will test is transferred to the field controller, and the field controller controls described two cameras and roller
Road, the field controller are connect by interchanger with the industrial personal computer, presence server, original server network.
2. a kind of large scale steel billet length measurment system based on merging algorithm for images according to claim 1, feature
Be: the distance between described two cameras are 10m.
3. a kind of large scale steel billet length measurment system based on merging algorithm for images according to claim 1, feature
It is: the model of the laser metal detector are as follows: LM400.
4. a kind of large scale steel billet length measuring method based on merging algorithm for images, which comprises the following steps:
S1: field controller controls roller-way and transports steel billet to heating furnace direction；
S2: when laser metal detector detects steel billet, signal becomes 1 from 0, and is transmitted to field controller；
S3: field controller controls at roller-way feeding to the roller-way stop motion between laser metal detector, while scene control
Device processed opens two cameras, takes pictures to steel billet on roller-way, and image information is input in industrial personal computer, passes through image spy
Levy the feature of extraction algorithm crawl steel billet and mark rod, and by merging algorithm for images, the image that two cameras are obtained with
Spliced on the basis of mark rod, so that the length of large scale steel billet is calculated, meanwhile, industrial personal computer and presence server communication,
It reads corresponding with current steel billet dimension information from the database of presence server, by calculated length value and reads
Size value compares, and realizes the confirmation to current steel billet, when the error of the two is less than setting value, then it represents that and steel billet is correct,
When the error of the two is greater than the set value, then it represents that steel billet mixed number, alert reminds Field Force to check confirmation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910659741.3A CN110280610A (en) | 2019-07-22 | 2019-07-22 | A kind of large scale steel billet length measurment system and method based on merging algorithm for images |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910659741.3A CN110280610A (en) | 2019-07-22 | 2019-07-22 | A kind of large scale steel billet length measurment system and method based on merging algorithm for images |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110280610A true CN110280610A (en) | 2019-09-27 |
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ID=68023655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910659741.3A Pending CN110280610A (en) | 2019-07-22 | 2019-07-22 | A kind of large scale steel billet length measurment system and method based on merging algorithm for images |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110280610A (en) |
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2019
- 2019-07-22 CN CN201910659741.3A patent/CN110280610A/en active Pending
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