Press, by stamping for form openings a piece of sheet avoiding the tilting of the waste and the blocking of those - ci

摘要

Stamping press designed to form openings a piece of sheet (1) in two steps, the first step consisting in making a plurality of apertures separated from each other by means of straps (45, 46) made of sheet metal and the second step consisting in removing these straps, the press comprising a lower header (30) intended to support the sheet metal part (1) and a movable upper tool to the punch and comprising the cutting blades (31, 32, 33, 34, 35, 35a) intended to cooperate with the cutting edges (36, 37, 38, 39, 40, 41) of the punch (30) in order to form openings the sheet metal part (1), the press being characterized in that it comprises first means to be discharged by gravity, the large drops (42, 43, 44) formed between said shoulder straps (45, 46) directly into the space (47, 48, 49) located in the latter, without the tilt and second means integrated in the punch (30) making it possible to remove by ejecting the small amount (45, 46) due to the straps.