EXTRUSION PRESS Russian patent published in 1995 - IPC

FIELD: mechanical engineering. SUBSTANCE: press has batching device 1, lateral guideways 2 and heat-exchange boards 3 having three zones: heating zone 1 made with channels for the heat-carrier, neutral zone 2 made with channels filled with insulator and cooling zone 3 made with channels for cooling. The press also has hole-forming cores 5 consisting of inner pipes 7,8 for feeding the heat-carrier, outer cooling pipes 9, inner pipes 10, 11, insulator 12, collector 13 made of two parts, for the heat-carrier and cooler, separated by insulator 12, and punch 14. EFFECT: simpler design. 2 dwg