Invention Application
US20100242566A1 METHOD FOR A OPERATING A ROLLING MILL TRAIN WITH CURVATURE RECOGNITION 有权
用于曲线识别的滚动铣刀的操作方法

  • Patent Title: METHOD FOR A OPERATING A ROLLING MILL TRAIN WITH CURVATURE RECOGNITION
  • Patent Title (中): 用于曲线识别的滚动铣刀的操作方法
  • Application No.: US12677605
    Application Date: 2008-08-21
  • Publication No.: US20100242566A1
    Publication Date: 2010-09-30
  • Inventor: Bernhard Weisshaar
  • Applicant: Bernhard Weisshaar
  • Priority: DE102007043793.7 20070913; DE102008007247.8 20080201
  • International Application: PCT/EP2008/060967 WO 20080821
  • Main IPC: B21B23/00
  • IPC: B21B23/00
METHOD FOR A OPERATING A ROLLING MILL TRAIN WITH CURVATURE RECOGNITION
Abstract:
In a multi-stand rolling mill train, a strip successively runs through individual rolling stands. The strip—always as seen in relation to a rolling centre line—is threaded into each of the rolling stands with known respective head offset and inlet-side head pitch, and therefore a strip head emerges with the respective head offset, a respective outlet-side head pitch and a respective outlet-side head curvature. The respective outlet-side head pitch is determined on the basis of respective inlet-side head pitch and pass reduction which takes place in the respective rolling stand. The respective outlet-side head curvature of the strip is determined based on respective measured and further data. The respective outlet-side head curvature is used to determine a respective control intervention for the respective rolling stand and/or the one arranged directly downstream and to drive the corresponding rolling stand in accordance with the respective determined control intervention.
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