CN212779128U - Steel plate contour measuring device - Google Patents
Steel plate contour measuring device Download PDFInfo
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- CN212779128U CN212779128U CN202021555903.3U CN202021555903U CN212779128U CN 212779128 U CN212779128 U CN 212779128U CN 202021555903 U CN202021555903 U CN 202021555903U CN 212779128 U CN212779128 U CN 212779128U
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Abstract
The steel plate outline measuring device of the utility model comprises a detecting bracket, an outline measuring device, a controller and a server, a transport roller way is arranged below the detection support, a contour measuring device is arranged on the detection support, the contour measuring device comprises a first camera set, a second camera set and a third camera set which are sequentially arranged, the first camera set and the third camera set are arranged in an opposite angle mode, the second camera set is arranged between opposite angle connecting lines of the first camera set and the third camera set, high-definition area array cameras and a line laser are arranged in the first camera set, the second camera set and the third camera set respectively, two sets of high-definition area array cameras in the second camera set are arranged, and symmetrically distributed across the transport roller way, a controller connected with the contour measuring device is arranged on the detection bracket, and controlling the starting and stopping of the contour measuring device, wherein the contour measuring device and the controller are connected with a shape recognition device through leads. The outline measuring device measures the outline of the steel plate, and the shape recognition device detects whether the steel plate is qualified or not.
Description
Technical Field
The utility model belongs to the technical field of steel production detects, specifically speaking is a steel sheet profile measuring device.
Background
In a steel plate production line, steel plate shearing is an important process for the dimension specification of a steel plate agreed by a production contract, and the steel plate yield is often the bottleneck of improving the capacity of the whole thick plate production line. How to effectively promote the production efficiency of shearing line, this is the problem that panel production line generally attaches great importance to.
At present, there is not intelligent shape recognition device in steel sheet shear line region, can't accurately acquire steel sheet appearance outline, also can't calculate the best shape of cuting, and unusual plate-shape relies on site operation personnel's experience to handle completely, and operating efficiency and quality assurance effect are general, and the problem that mainly shows includes: (1) the length of a subsequent sub-steel plate cannot be ensured due to the fact that the shearing amount of the plate head is too large frequently; (2) the rough position is not accurate, so that the steel plate is short; (3) because precise shearing guidance is not provided, in order to ensure that the width meets the requirement of an order, the margin is forced to be enlarged to 30mm, and the deviation is too large due to human factors, so that the yield is not favorably improved; (4) the workload of manual intervention is large, but production line production and quality inspection personnel are tense, so that the shape identification of the process cannot be performed one by one.
SUMMERY OF THE UTILITY MODEL
For solving steel sheet production in-process overall dimension and having the deviation, and because of quality control personnel quantity not enough lead to the problem of the difficulty of troubleshooting one by one to the steel sheet, the utility model provides a steel sheet profile measuring device.
The utility model discloses a realize through following technical scheme.
A steel plate contour measuring device comprises a detection support, a contour measuring device, a controller and a server, wherein a transport roller way is arranged below the detection support, the detection support is provided with the contour measuring device, the contour measuring device comprises a first camera set, a second camera set and a third camera set which are sequentially arranged, the first camera set and the third camera set are arranged diagonally, the second camera set is arranged between diagonal lines of the first camera set and the third camera set, high-definition area array cameras and a line laser are arranged in the first camera set, the second camera set and the third camera set, the high-definition area array cameras in the second camera set are provided with two groups and symmetrically distributed across the transport roller way, the detection support is provided with the controller connected with the contour measuring device and controls the contour measuring device to start and stop, the contour measuring device and the controller are connected with a shape recognition device through leads. The high-definition area array camera and the scribing laser measure the width of an incoming steel plate, two sets of diagonally arranged camera sets correspond to the center line of the steel plate to detect whether the steel plate deviates or not, the multiple sets of camera sets are matched to correct the outline of the steel plate mutually and reduce distortion influence to the minimum, so that the influence of steel plate jumping and inclination on measurement is eliminated, outline data is obtained, and whether the steel plate is qualified or not is detected by a shape recognition device.
The utility model discloses a further improvement still, above-mentioned second camera unit still includes laser velocimeter, laser velocimeter and line laser set up between two sets of high definition area array camera between two sets of placed in the middle. The length of the steel plate is calculated by detecting the speed of the steel plate passing through by a laser velocimeter.
The utility model discloses a further improvement still, above-mentioned detection support is last to be equipped with first cooler bin, second cooler bin and third cooler bin, first camera group, second camera group and third camera group install respectively in first cooler bin, second cooler bin and the third cooler bin. And cooling the running camera group through the cooling box.
The utility model discloses a further improvement still, above-mentioned first camera group and third camera group are less than with the ascending horizontal distance of direction of transportation in the transportation roller is in the minimum production length of steel sheet on the table. The method is used for ensuring the accuracy of the steel plate length detection.
The utility model discloses a further improvement still, above-mentioned high definition area array camera's fixed frequency more than or equal to 1000Hz, it is shot and is covered width more than or equal to 4200mm, and the marking laser light source covers width more than or equal to 4200 mm. The detection influence caused by the jumping or the inclination of the steel plate is reduced while the width of the steel plate is adapted.
The utility model discloses a further improvement still, above-mentioned shape recognition device include with the server that profile measuring device and controller are connected, the server is connected with the operation panel terminal through the wire. After the detected data are compared through the server, the compared data are displayed on the operation desk terminal for searching the problem root.
According to the technical scheme provided by the utility model, the beneficial effects are that: the high-definition area array camera and the scribing laser measure the width of an incoming steel plate, two sets of diagonally arranged camera sets correspond to the center line of the steel plate to detect whether the steel plate deviates or not, the multiple sets of camera sets are matched to correct the outline of the steel plate mutually and reduce distortion influence to the minimum, so that the influence of steel plate jumping and inclination on measurement is eliminated, outline data is obtained, and whether the steel plate is qualified or not is detected by a shape recognition device.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a profile measuring apparatus according to an embodiment of the present invention.
Fig. 3 is a schematic view of a first camera set according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of a second camera set according to an embodiment of the present invention.
Fig. 5 is a schematic view of a third phase unit according to an embodiment of the present invention.
In the drawings: 1. the device comprises a detection support, 2, a profile measuring device, 21, a first camera set, 211, a first cooling box, 212, a high-definition area array camera, 213, a scribing laser, 22, a second camera set, 221, a second cooling box, 222, a laser velocimeter, 23, a third camera set, 231, a third cooling box, 3, a controller, 4, a server, 5, an operation table terminal, 6, a steel plate, 7 and a transportation roller way.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments, and obviously, the embodiments described below are only some embodiments, not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.
As shown in the attached drawings, a steel plate outline measuring device comprises a detection support 1, an outline measuring device 2, a controller 3 and a server 4, a transport roller way 7 is arranged below the detection support 1, the outline measuring device 2 is arranged on the detection support 1, the outline measuring device 2 comprises a first camera set 21, a second camera set 22 and a third camera set 23 which are sequentially arranged, the first camera set 21 and the third camera set 23 are arranged in a diagonal manner, the second camera set 22 is arranged between diagonal connecting lines of the first camera set 21 and the third camera set 23, high-definition area array cameras 212 and a line-scribing laser 213 are arranged in the first camera set 21, the second camera set 22 and the third camera set 23, two sets of high-definition area array cameras 212 in the second camera set 22 are symmetrically distributed across the transport roller way 7, the controller 3 connected with the outline measuring device 2 is arranged on the detection support 1, and controlling the starting and stopping of the profile measuring device 2, wherein the profile measuring device 2 and the controller 3 are connected with a shape recognition device through leads. The high-definition area-array camera 212 and the scribing laser 213 measure the width of the steel plate 6, two groups of camera sets arranged diagonally correspond to the center line of the steel plate 6 to detect whether the steel plate 6 is off tracking or not, the multiple groups of camera sets are matched to correct the outline of the steel plate 6 mutually and correct errors, distortion influence is reduced to the minimum, therefore, the influence of the jumping and the inclination of the steel plate 6 on measurement is eliminated, outline data is obtained, and whether the outline data is qualified or not is detected by a shape recognition device.
The second camera set 22 further comprises a laser velocimeter 222, and the laser velocimeter 222 and the scribing laser 213 are centrally arranged between the two sets of high-definition area-array cameras 212. The length of the steel plate 6 is calculated by detecting the speed at which the steel plate 6 passes by the laser velocimeter 222.
The detection bracket 1 is provided with a first cooling box 211, a second cooling box 221 and a third cooling box 231, and the first camera set 21, the second camera set 22 and the third camera set 23 are respectively installed in the first cooling box 211, the second cooling box 221 and the third cooling box 231. And cooling the running camera group through the cooling box.
The horizontal distance between the first camera set 21 and the third camera set 23 in the transport direction is smaller than the minimum production length of the steel plate 6 on the transport roller way 7, and the production length of the steel plate 6 is the distance between the steel plate 6 and the transport roller way 7 in the transport direction. To ensure the accuracy of the length detection of the steel plate 6.
The fixed frequency of the high-definition area-array camera is more than or equal to 1000Hz, the photographing coverage width of the high-definition area-array camera is more than or equal to 4200mm, and the light source coverage width of the scribing laser 213 is more than or equal to 4200 mm. The width of the steel plate 6 is adapted, and meanwhile, the detection influence caused by the jumping or the inclination of the steel plate 6 is reduced.
The shape recognition device comprises a server 4 connected with the contour measuring device 2 and the controller 3, and the server 4 is connected with an operation table terminal 5 through a lead. After the detected data are compared through the server 4, the compared data are displayed on the console terminal 5 for searching the problem root.
The using method comprises the following steps:
step 1: the profile measuring device 2 is mounted on the inspection carriage 1 and determines that the three cooling boxes are to be operated.
Step 2: the width of the photographing field of view of the high-definition area-array camera 212 is calibrated to be more than or equal to 4200mm and is within the light source coverage width of the scribing laser 213.
And step 3: when the steel plate 6 enters the detection support 1 on the conveying roller way 7, the controller 3 is triggered to start the outline measuring device 2, and when the steel plate 6 sequentially passes through the first camera set 21, the second camera set 22 and the third camera set 23, the length and outline information of the steel plate 6 are transmitted to the shape recognition device server 4 to be processed.
And 4, step 4: after the tail of the steel plate 6 passes through the third camera unit 23, the controller 3 is triggered to turn off the contour measuring device 2 when the high-definition area-array camera 212 cannot capture the information of the steel plate 6.
The shape recognition device server 4 receives the uploaded information of the first camera set 21, the second camera set 22 and the third camera set 23 of the contour measuring device 2, establishes a width recognition model, a length recognition model, a head and tail recognition model and a lateral bending recognition model by utilizing a space coordinate, a camera coordinate, an imaging plane coordinate conversion calibration technology, an image drying, an edge detection, a foreground segmentation and an image storage technology, synchronously outputs the received information to form a multi-dimensional linear equation for solving, calculates the length and the width of the head and tail irregular shape area of the steel plate 6, calculates the total length and the width of the steel plate 6 to finally obtain the whole contour of the steel plate 6, sends the calculated contour information, the width deviation curve and the center deviation curve of the steel plate 6 to the operation platform terminal 5, and simultaneously compares the contour information of the steel plate 6 with the theoretically rolled length and width information, if the comparison result is out of tolerance, the shape recognition device feeds the result back to the previous procedure to search the rolling process problem.
A steel sheet profile measuring device, high definition area array camera and line laser instrument are to coming measuring to the width of steel sheet, whether the two sets of camera group that the diagonal angle set up correspond the steel sheet central line with the direction of detection off tracking, multiunit camera unit cooperation carries out the correction of error each other to the steel sheet profile, falls to the distortion influence to minimumly to eliminate the steel sheet and beat, the slope is to measuring influence, obtain profile data, whether qualified through the shape recognition device detection.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The terms "upper" and "lower" in the description and claims of the present invention and the drawings are used for distinguishing relative positions if any, and do not necessarily have to be defined qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises" and "comprising," as well as any variations thereof, are intended to cover a non-exclusive inclusion.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A steel plate outline measuring device is characterized by comprising a detection support (1), an outline measuring device (2), a controller (3) and a server (4), wherein a transport roller way (7) is arranged below the detection support (1), the outline measuring device (2) is arranged on the detection support (1), the outline measuring device (2) comprises a first camera set (21), a second camera set (22) and a third camera set (23) which are sequentially arranged, the first camera set (21) and the third camera set (23) are arranged in a diagonal manner, the second camera set (22) is arranged between diagonal connecting lines of the first camera set (21) and the third camera set (23), and high-definition area array cameras (212) and line-drawing lasers (213) are respectively arranged in the first camera set (21), the second camera set (22) and the third camera set (23), two groups of high-definition area-array cameras (212) in the second camera set (22) are arranged and symmetrically distributed on a conveying roller way (7), a controller (3) connected with the contour measuring device (2) is arranged on the detection support (1) and controls the contour measuring device (2) to start and stop, and the contour measuring device (2) and the controller (3) are connected with a shape recognition device through leads.
2. A steel sheet profile measuring apparatus according to claim 1, wherein said second camera set (22) further comprises a laser velocimeter (222), said laser velocimeter (222) and said scribing laser (213) being centrally arranged between two sets of high definition area array cameras (212).
3. A steel plate profile measuring device according to claim 1 or 2, characterized in that a first cooling tank (211), a second cooling tank (221) and a third cooling tank (231) are arranged on the detecting bracket (1), and the first camera set (21), the second camera set (22) and the third camera set (23) are respectively arranged in the first cooling tank (211), the second cooling tank (221) and the third cooling tank (231).
4. A steel plate profile measuring device according to claim 1, characterized in that the horizontal distance of the first camera group (21) and the third camera group (23) in the transport direction is smaller than the minimum production length of the steel plate (6) arranged on the transport roller table (7).
5. The steel plate contour measuring device according to claim 2, wherein the fixed frequency of the high-definition area-array camera (212) is greater than or equal to 1000Hz, the photographing coverage width is greater than or equal to 4200mm, and the light source coverage width of the scribing laser (213) is greater than or equal to 4200 mm.
6. A steel sheet profile measuring apparatus according to claim 1, wherein said shape recognition means comprises a server (4) connected to said profile measuring apparatus (2) and to said controller (3), said server (4) being connected to a console terminal (5) by means of a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021555903.3U CN212779128U (en) | 2020-07-30 | 2020-07-30 | Steel plate contour measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021555903.3U CN212779128U (en) | 2020-07-30 | 2020-07-30 | Steel plate contour measuring device |
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| CN212779128U true CN212779128U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021555903.3U Active CN212779128U (en) | 2020-07-30 | 2020-07-30 | Steel plate contour measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353673A (en) * | 2022-01-26 | 2022-04-15 | 山东钢铁集团日照有限公司 | Laser triangulation method steel plate optimization length measuring device |
| CN115990684A (en) * | 2022-09-07 | 2023-04-21 | 昆山南乔电子有限公司 | Automatic centering method and device for steel plate double-sided shears |
-
2020
- 2020-07-30 CN CN202021555903.3U patent/CN212779128U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353673A (en) * | 2022-01-26 | 2022-04-15 | 山东钢铁集团日照有限公司 | Laser triangulation method steel plate optimization length measuring device |
| CN115990684A (en) * | 2022-09-07 | 2023-04-21 | 昆山南乔电子有限公司 | Automatic centering method and device for steel plate double-sided shears |
| CN115990684B (en) * | 2022-09-07 | 2023-10-20 | 北京南乔电子技术有限公司 | Automatic centering method and device for steel plate double-sided shears |
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