Patent ID: 6457343
Filing Date: 2002-10-01
Classification: B21J

Abstract:
A swaging machine comprising:a. a central mandrel having a shape corresponding to the interior of the tubing to be swaged, with said mandrel having four linear depressions down the length of the said mandrel arranged equidistant to each other around the circumference of said mandrel; b. hydraulic means for reciprocating said mandrel into and out of said tubing; c. two pairs of dies arranged around and directed towards said mandrel, with each of said dies having a surface shape corresponding to the shape of the surface of said mandrel opposite said die; d. hydraulic means for compressing said dies against said mandrel and for reciprocating said dies away from said mandrel; e. an entry guide for aligning said tubing with said mandrel; and f. a stop angle for stopping insertion of said tubing at the appropriate length to be swaged and for holding said tubing stationary while said mandrel is withdrawn from said tubing.