| 摘要 |
PROBLEM TO BE SOLVED: To provide a cooling device of cooling a long extrusion-molded article capable of producing the long molded article having a good surface condition by exactly removing a bubble from the surface. SOLUTION: In the cooling device of cooling the long extrusion-molded article 10 by an extruder, the cooling device is mounted in the vicinity of the extruder, and comprises a water tank 20 and a guide 30 installed in the water tank. The water tank 20 is constructed such that it can cool the long molded article 10 extruded by the extruder while transferring it in water. The guide 30 has many small holes 37 capable of jetting cooling water and is constructed such that water is jetted from the small holes to the surface of the long molded article. COPYRIGHT: (C)2006,JPO&NCIPI |
