Punzonaje mechanism in central zones. (Machine-translation by Google Translate, not legally binding)

摘要

"PUNCHING MECHANISM IN CENTRAL ZONES", characterized by a substantially tubular upper support whose upper plane is enlarged to form two diametrically opposed projecting lugs, which have holes for the passage of the fixing screws to the slider or head of the operating machine, which support carries its finely machined inner housing so that, inside it, a lower ring that performs the functions of press-plates and stripper of the punch whose lower cutting part is driven by said lower ring, which is carried out in its inner diameter a groove in which an expandable ring engages which abuts the upper face of a step or diameter extension of said punch, which has thus limited its upward displacement with respect to the position of the repeated ring . (Machine-translation by Google Translate, not legally binding)