×

Punch press utilizing workpiece guidance system to effect tool changing

  • US 4,951,375 A
  • Filed: 05/23/1989
  • Issued: 08/28/1990
  • Est. Priority Date: 05/27/1988
  • Status: Expired due to Term
First Claim
Patent Images

1. In a punching press, the combination comprising:

  • (a) a frame having a base and a head spaced thereabove with a ram reciprocatably mounted therein for movement relative to the base and defining a work station;

    (b) tool mounting means in said head and base at said workstation for releasably mounting a cooperating punch and die;

    (c) a workpiece guidance system including a transversely extending elongated rail, said system being supported on said frame for clamping an associated workpiece and effecting its movement relative to said work station in horizontal perpendicularly oriented X and Y axes;

    (d) at least one tool holder supported on said rail for movement therewith, said tool holder projecting forwardly therefrom and having tool seating portions at the forward end thereof; and

    (e) means for moving said rail with said tool holder to cause said tool holder to abut the tool mounting means in said head and transfer a punch between said holder and said tool mounting means.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×