(19)
(11) EP 0 925 854 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.04.2002 Bulletin 2002/14

(43) Date of publication A2:
30.06.1999 Bulletin 1999/26

(21) Application number: 98204393.7

(22) Date of filing: 23.12.1998
(51) International Patent Classification (IPC)7: B21B 39/14
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 24.12.1997 IT MI972879

(71) Applicant: ABB Sistemi Industriali SpA
20099 Sesto San Giovanni (MI) (IT)

(72) Inventors:
  • Andreolii, Marco
    27100 Pavia (IT)
  • Perego, Carlo
    20050 Triuggio (MI) (IT)

(74) Representative: Giavarini, Francesco 
ABB Ricerca S.p.A. Viale Edison, 50
20099 Sesto San Giovanni (MI)
20099 Sesto San Giovanni (MI) (IT)

   


(54) Device for adjusting the guides for the entry of the strip in a mill


(57) A device for adjusting the guides for the entry of the strip in a housing, the particularity of which is the fact that it comprises: at least one pair of mutually opposite guides which are suitable to adjust the correct alignment of the strip that enters the housing and are actuated, in terms of position and force, by respective actuation means; position and force/pressure transducer means which are connected to the actuation means; and an electronic adjustment unit, which is suitable to receive signals from the position and force/pressure transducer means for the closed-loop control of the actuation means, in order to keep the guides in the correct position with respect to the strip and apply to the edges of the strip a force which is controlled as a function of parameters related to the position, width and thickness of the strip, which are detected by the transducer means.






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