(19)
(11) EP 1 470 871 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
05.04.2006 Bulletin 2006/14

(43) Date of publication A2:
27.10.2004 Bulletin 2004/44

(21) Application number: 04009664.6

(22) Date of filing: 23.04.2004
(51) International Patent Classification (IPC): 
B21B 31/18(2006.01)
 B21B 13/10(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL HR LT LV MK

(30) Priority: 24.04.2003 JP 2003119575
29.03.2004 JP 2004094803

(71) Applicant: SANYO SPECIAL STEEL CO., LTD.
Himeji-shi Hyogo-ken (JP)

(72) Inventors:
  • Hase, Masakatsu, c/o Sanyo Special Steel Co., Ltd.
    Himeji-shi Hyogo-ken (JP)
  • Kuwana, Takashi, c/o Sanyo Special Steel Co., Ltd.
    Himeji-shi Hyogo-ken (JP)

(74) Representative: Vossius & Partner 
Siebertstrasse 4
81675 München
81675 München (DE)

   


(54) Roll-type rolling mill


(57) Disclosed is a roll-type rolling mill which can accurately position rolling rolls at respective predetermined positions. This roll-type rolling mill 20 includes a casing 21 and rolling rolls 22 to 24 disposed within the casing 21. The rolling roll 22 is supported and rotated by a drive shaft 25. The rolling rolls 23, 24 are supported and rotated by driven shafts 26, 27, respectively. A driven mechanism 28 is provided for rotating the driven shaft upon the rotation of the drive shaft 25. The driven mechanism 28 comprises bevel gears 47 to 50. The drive shaft 25 and each of the driven shafts 26, 27 are fixed by a tie rod 29. The position of each of the drive shaft 25 and each of the driven shafts 26, 27 relative to the tie rod 29 is regulated by a screw shaft 30.







Search report