VACUUM COOLING WATER TANK APPARATUS FOR EXTRUSION MOULDING APPARATUS

摘要

PURPOSE: A vacuum cooling water tank apparatus for an extrusion moulding apparatus is provided to improve the product quality and maximize the efficiency of a vacuum suction pump. CONSTITUTION: A vacuum cooling water tank(10) apparatus for an extrusion moulding apparatus comprises a frame(11); a table(12) installed on the upper part of the frame; a spray box(13) which is installed at the upper part of the table and which has a plurality of coolant feeding hoses, wherein a product extruded from the extrusion moulding apparatus passes through the center of the spray box; a plurality of connection pipes(21) which are installed to a side of the table and which coolant falling in the spray box passes through; a collecting tank(20) installed to the bottom of the table and connected to the connection pipe to make the coolant flowed therein; a water pump(22) which is installed to a side of the collection tank and which pumps and discharges to the outside the coolant in the collection tank when the coolant is over the certain water level; and a vacuum suction pump(24) installed to the other side of the collection tank to suck the air in the collection tank.