Patent ID: 9375777
Filing Date: 2016-06-28
CPC Classification: B21D,B23P

Claim Text:
1. In a multi-station progressive metal forming die having at least two mutually converging and diverging die members between which an elongate stock strip is shifted longitudinally to form parts from the stock strip, the improvement of a stock ejector assembly, comprising: a stripper with an outer collar portion with an outer end surface oriented toward the stock strip and a generally cylindrical first sidewall with a first outer diameter, an inner collar portion with an inner end surface oriented away from the stock strip and a generally cylindrical second sidewall with a second outer diameter which is less than said first outer diameter of said first sidewall of said outer collar portion and defines an annularly shaped, radially oriented shoulder therebetween; wherein: a flange nut having a generally cylindrical outer end portion that is oriented toward the stock strip, an inner end portion that is oriented away from the stock strip, and a fastener aperture extending from the outer end portion through the inner end portion; a spring member having a generally hollow interior that is received over said outer end portion of the flange nut and the inner collar portion of the stripper, an outer end oriented toward the stock strip that engages the radially oriented shoulder of the stripper, and an opposite inner end oriented away from the stock strip that engages a surface of the inner end portion of the flange nut; and a fastener that secures the assembly to one of the die members.