| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for shortening molding cycle time for a method for cooling/heating cycle molding. SOLUTION: In a method for cooling/heating cycle molding consisting of a temp. elevating and keeping process wherein temp. of a mold is elevated in advance up to a specified temp. lower than m.p. of a thermoplastic resin and if necessary, the specified temp. is kept, successively, a filling process wherein a resin is filled into a mold cavity, thereafter, a cooling process wherein a mold is cooled to a specified temp., and a taking-out process wherein a molded article is taken out from the mold, the taking-out process is performed while the temp. elevating and keeping process is performed.
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