CN113052787A - Automatic identification device and method for riser of ball blank - Google Patents
Automatic identification device and method for riser of ball blank Download PDFInfo
- Publication number
- CN113052787A CN113052787A CN201911372378.3A CN201911372378A CN113052787A CN 113052787 A CN113052787 A CN 113052787A CN 201911372378 A CN201911372378 A CN 201911372378A CN 113052787 A CN113052787 A CN 113052787A
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- China
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- curvature radius
- camera
- ball blank
- automatic identification
- imaging plate
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/60—Analysis of geometric attributes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
- G06T2207/30164—Workpiece; Machine component
Abstract
An automatic identification device for a riser of a ball blank comprises an industrial camera 1-1, wherein the industrial camera is arranged on a camera support, a rotating motor is arranged on the support, and the ball blank to be judged is placed on a rotating motor platform; the system also comprises an imaging plate, and the camera presents a projection picture on the imaging plate. A method of an automatic identification device for a riser of a ball blank comprises the following steps: s1: acquiring 36 projection pictures of the imaging plate by using a dimensional view image MV-EM040M type net twine interface industrial digital camera; s2: carrying out feature identification on the imaged picture contour, and identifying a picture contour curvature radius change point; s3: after the curvature radius change points are identified, measuring the length between the curvature radius change points; s4: and judging through the length interval, wherein the length of the feeder belongs to a ball blank feeder head between curvature radius change points within the range of 2.1-2.3 cm.
Description
Technical Field
The invention relates to the field of automatic identification, in particular to an automatic identification device and method for a feeder head of a ball blank.
Background
The spherical fuel element of the high-temperature gas cooled reactor is formed by pressing a material into a spherical blank with certain strength through a silica gel mold and then turning, and each spherical blank has a riser characteristic before turning due to the characteristics of the mold, and the characteristic is also used as a reference of the turning direction.
At present, production is an engineering stage, standard equipment and a mature method for identifying a riser are not available, and the riser is completely identified by naked eyes, so that the turning efficiency is low.
Disclosure of Invention
The invention aims to: a method for identifying spherical fuel elements with riser features is designed and researched, the problem of manual identification in the production line machining process is solved, and the production efficiency is improved.
The technical scheme of the invention is as follows: an automatic identification device for a riser of a ball blank comprises an industrial camera 1-1, wherein the industrial camera is arranged on a camera support, a rotating motor is arranged on the support, and the ball blank to be judged is placed on a rotating motor platform;
the system also comprises an imaging plate, and the camera presents a projection picture on the imaging plate.
A method of an automatic identification device for a riser of a ball blank comprises the following steps:
s1: acquiring 36 projection pictures of the imaging plate by using a dimensional view image MV-EM040M type net twine interface industrial digital camera;
s2: carrying out feature identification on the imaged picture contour, and identifying a picture contour curvature radius change point;
s3: after the curvature radius change points are identified, measuring the length between the curvature radius change points;
s4: and judging through the length interval, wherein the length of the feeder belongs to a ball blank feeder head between curvature radius change points within the range of 2.1-2.3 cm.
In the step S1, 36 projection images of the imaging plate are acquired by the multidimensional view image MV-EM040M network cable interface industrial digital camera.
In S2, feature recognition is performed on the imaged picture contour based on the Open CV computer vision language algorithm library, and a change point of the curvature radius of the picture contour is recognized.
The invention has the following remarkable effects: the vision recognition system finishes the automatic correction of the position of the ball blank and improves the placing precision of the ball blank. The production efficiency meets the requirement of industrial production. The method realizes the accurate identification of the characteristics of the riser of the ball blank and meets the industrial production requirements of a production line.
Drawings
FIG. 1 is a schematic view of an automatic identification device for a feeder head of a ball blank;
FIG. 2 is a schematic view of an identification image;
in the figure: 1-1 industrial camera, 1-2 camera support, 1-3 rotating motor, 1-4 support, 1-5 imaging plate 2-1 riser and 2-2 bulge
Detailed Description
An automatic identification device for a riser of a ball blank comprises an industrial camera 1-1, wherein the industrial camera 1-1 is installed on a camera support 1-2, a rotating motor 1-3 is installed on a support 1-4, the ball blank to be judged is placed on a rotating motor platform 1-3, and the industrial camera 1-1 presents a projection picture on an imaging plate 1-5 through rotation of the rotating motor 1-3.
A method for automatically identifying a riser of a ball blank comprises the following steps: the method comprises the following steps:
s1: acquiring 36 projection pictures of the imaging plate by using a dimensional view image MV-EM040M type net twine interface industrial digital camera;
s2: according to the characteristics of the processing die, the curvature radius changes at the position of the ball blank riser and the position of the molding flash, as shown in fig. 2. Accordingly, based on an Open CV computer vision language algorithm library, carrying out feature recognition on the imaging picture outline, and recognizing the change point of the curvature radius of the picture outline;
s3: after the curvature radius change points are identified, respectively measuring the length 2-1 between the curvature radius change points at the position of the riser and the length 2-2 between the riser and the curvature radius change points of the molding flash;
s4: and judging through the length interval, wherein the length of the feeder belongs to a ball blank feeder head between curvature radius change points within the range of 2.1-2.3 cm.
Claims (4)
1. The utility model provides a ball base rising head automatic identification equipment which characterized in that: the device comprises an industrial camera 1-1, wherein the industrial camera (1-1) is arranged on a camera support (1-2), a rotating motor (1-3) is arranged on a support (1-4), and a ball blank to be judged is placed on a rotating motor platform (1-3);
the system also comprises an imaging plate (1-5), and the camera (1-1) presents a projection picture on the imaging plate (1-5).
2. A method for applying the automatic identification device of the feeder head of the ball blank according to claim 1, which is characterized by comprising the following steps: the method comprises the following steps:
s1: acquiring 36 projection pictures of the imaging plate by using a dimensional view image MV-EM040M type net twine interface industrial digital camera;
s2: carrying out feature identification on the imaged picture contour, and identifying a picture contour curvature radius change point;
s3: after the curvature radius change points are identified, measuring the length between the curvature radius change points;
s4: and judging through the length interval, wherein the length of the feeder belongs to a ball blank feeder head between curvature radius change points within the range of 2.1-2.3 cm.
3. The automatic identification method for the feeder head of the ball billet according to claim 2, characterized by comprising the following steps: in the step S1, 36 projection images of the imaging plate are acquired by the multidimensional view image MV-EM040M network cable interface industrial digital camera.
4. The automatic identification method for the feeder head of the ball billet according to claim 2, characterized by comprising the following steps: in S2, feature recognition is performed on the imaged picture contour based on the Open CV computer vision language algorithm library, and a change point of the curvature radius of the picture contour is recognized.
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CN201911372378.3A CN113052787A (en) | 2019-12-27 | 2019-12-27 | Automatic identification device and method for riser of ball blank |
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CN201911372378.3A CN113052787A (en) | 2019-12-27 | 2019-12-27 | Automatic identification device and method for riser of ball blank |
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Cited By (1)
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CN116749365A (en) * | 2023-08-23 | 2023-09-15 | 江苏京创先进电子科技有限公司 | Semiconductor chip cutting equipment and spindle vibration self-adaptive control method |
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CN116749365A (en) * | 2023-08-23 | 2023-09-15 | 江苏京创先进电子科技有限公司 | Semiconductor chip cutting equipment and spindle vibration self-adaptive control method |
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