Device for the in-line detection of surface defects in a rolled product in a rolling stand and relative method
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United States of America Patent
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Dec 11, 2012
Grant Date -
Dec 17, 2009
app pub date -
Dec 19, 2007
filing date -
Dec 21, 2006
priority date (Note) -
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Abstract
A device (10) for the in-line detection of surface defects of a rolled product (30) in a rolling stand (11, 111) comprises an inspection unit (19) having one or more coils (20, 21) able to generate and detect magnetic fields. The rolling-stand (11, 111) is provided with a support structure (28) supporting rolling means (12, 112) that are provided for effecting a roll-mill process on said product (30), a guide element (13) having a guide hole (14) defining a nominal rolling axis (X) and a support unit (15, 115), assembled on the support structure (28) and which is provided as a structural element of the rolling stand (11, 111) that supports said guide element (13). The inspection unit (19) is assembled on said support unit (15, 115), in order to be directly housed and integrated in the structural element already present in the rolling stand (11, 111).
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