DEVICE AND METHOD FOR MANUFACTURING SIDE GARNISH OF VEHICLE

摘要

PURPOSE: An apparatus and a method for manufacturing a side garnish for a vehicle are provided to prevent gas marks from being formed on the surface of molded products by using a composite injection molding process. CONSTITUTION: An apparatus and a method for manufacturing a side garnish for a vehicle comprises a screw(12), a hopper(14), a heater(16), a super critical fluid supply and control device(32), and a mold(2). The screw is rotatably arranged in a cylinder(10). The hopper is mounted at the top of the cylinder to supply plastic materials into the cylinder. The heater is installed on the exterior of the cylinder to weld the plastic materials. The super critical fluid supply and control device supplies super critical fluid to the cylinder. The mold is arranged in a nozzle part at the end of the cylinder. [Reference numerals] (26) N2 gas or air; (32) Super critical fluid CO_2/N_2; (34) Injector control panel