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RFID system and bearing components for rolling mill

  • US 7,916,030 B2
  • Filed: 10/31/2008
  • Issued: 03/29/2011
  • Est. Priority Date: 10/31/2007
  • Status: Active Grant
First Claim
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1. A rolling facility comprising:

  • a plurality of mill stands, with each mill stand having at least one work roll supported by a bearing assembly, with each bearing assembly comprising components of a plurality of liners, with each liner having a bearing surface engaging another surface of a roll stand liner during operation, and a plurality of chocks attached to some of the plurality of liners, with each component of said bearing assembly having a RFID tag, wherein said at least one work roll is assembled remotely from said plurality of mill stands and from a selected combination of bearing assembly components so that each of said at least one work roll includes a unique combination of bearing assembly components;

    an RFID tag reader capable of interrogating each RFID tag of the bearing assembly components; and

    a controller in communication with the RFID tag reader which stores information relating to a bearing assembly based on RFID tags associated with at least one of the RFID tags on a component within the bearing assembly, said information being used to make adjustments to at least one of the mill stands so as to improve rolled product quality.

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