| 摘要 |
PROBLEM TO BE SOLVED: To provide an injection molding nozzle having both of high surface molding quality and work efficiency up in a cylindrical/tubular plastic molding. SOLUTION: In the injection molding nozzle used in an injection molding machine in the cylindrical/tubular plastic molding, at least two bridges are arranged on the circumference of a circle of the plastic discharge port in a nozzle main body at a predetermined interval and a nozzle head having an almost conical shape of which the pointed part is turned toward the nozzle main body is provided to the plastic discharge port through the bridges to employ a structure that a runner gate is formed between the bridges. COPYRIGHT: (C)2008,JPO&INPIT
|
