INSTALLATION FOR STAMPING CORRUGATED SHEET SHELLS

摘要

Installation for stamping corrugated sheet shells continuously from a coil comprises a decoiler with a coil, rolls, a stamp, a jack, a pull-in device, springs, hinges, a rest. In this case a matrix and a stamping punch are connected hingingly from one side and with possibility of approach and withdrawal from other one, their forming surfaces have three various zones gradually forming the shell profiles and their longitudinal radius, and on the forming surfaces of the matrix and punch are provided ball protrusions and respective apertures with maximum depth in the lower part of the shell profile.