Patent ID: 6067837
Filing Date: 2000-05-30
Classification: B21J

Abstract:
A device for the extraction of small metal items, applicable to an automatic forging machine employed for the production of such small metal items, said forging machine having a casing and at least one forming punch (1), said device comprising:a) a first lever (25) pivotally mounted through a first pin (26) to the casing of the forging machine, said first lever having a first end on which a roller (23) is mounted;b) a tie rod (27) having a first end hingedly connected to a second end of said first lever (25);c) a second lever (28) having a first end hingedly connected to a second end of said tie rod (27) and pivotally mounted through a second pin (35) to the casing of the forging machine;d) an operating rod (29) cooperating with a second end of said second lever (28) and having a coaxial return spring (29) thereon;e) a third lever (30) having a first end cooperating with said operating rod (29) and keyed to a shaft (31) supported on the casing of the forging machine;f) at least one cam (20) keyed on a drive shaft (22) and operating on said roller (23) to cause said first lever (25) to oscillate about said first pin (26); andg) at least one peg (11,2) coaxially disposed in said forming punch (1) operatively cooperating with said third lever (30) to be caused to be moved thereby.