(19)
(11) EP 2 014 385 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
08.04.2009 Bulletin 2009/15

(43) Date of publication A2:
14.01.2009 Bulletin 2009/03

(21) Application number: 08156771.1

(22) Date of filing: 22.05.2008
(51) International Patent Classification (IPC): 
B21D 37/14(2006.01)
B21D 37/04(2006.01)
 B21D 28/04(2006.01)
B30B 15/02(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA MK RS

(30) Priority: 23.05.2007 IT BO20070370

(71) Applicant: Rainer S.r.l.
I-40012 Calderara di Reno (Bologna) (IT)

(72) Inventor:
  • Raimondi, Stefano
    40133 Bologna (IT)

(74) Representative: Jorio, Paolo et al
STUDIO TORTA Via Viotti 9
10121 Torino
10121 Torino (IT)

   


(54) Box assembly for a punch press


(57) A box assembly (10) for a punch press. The box assembly (10) includes, in turn, a container (11) fixed to a base of the punch press, a die-holder box (15) adapted to accommodate an interchangeable die (16), and a device (17) for lifting/lowering the die-holder box (15) itself. The box assembly (10) is characterized in that the device (17) for lifting/lowering the die-holder box (15) includes a first cam (19) which is integral with a cam-holder bushing (18) and a second cam (25) which is integral with the die-holder box (15). The first cam (19) rests in use on the second cam (25). The invention further relates to a method for lifting, rotating and lowering the die-holder box (15) adapted to contain an interchangeable die (16).










Search report