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Data Science

Automatic Scrap Grading and Foreign Matter Detection Technologies

Automates steel scrap grading and foreign matter detection by utilizing image recognition technology

Solution Point

  • Technology that automates work accompanying delivery and acceptance inspections of steel scrap by using image recognition technology. Realizes the following by an image recognition model:
  • Grading of scrap
  • Also detects foreign matter mixed in scrap and notifies the operator.
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Features 01

Expected Problems
■Are variation in scrap grading a problem?
■Is judgment work in scrap grading a load on workers?
■Are there variations in judgment accuracy depending on the worker making the judgment?
■Does overlooked foreign matter in scrap cause problems in the downstream processes?

Features 02

Technology highlight
■Detects the truck registration number and linkage of the obtained data by image recognition processing.
■Recognizes the truck cargo bed, and performs grading judgments during lifting magnet unloading work.
■Also detects foreign matter mixed in the scrap and notifies the operator.
図

Features 03

Proposed Solutions (Examples)
■Necessary to install at least 3 cameras to acquire images of scrap, etc. at place where scrap is unloaded from trucks by the lifting magnet.
■Based on the scrap unloading work, judges the scrap grade by an image recognition model, and notifies the operator if foreign matter is detected.
■If you are studying linkage with the scrap procurement system, please request implementation of improvements in the scrap acceptance inspection system by the customer.
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