| 摘要 |
PROBLEM TO BE SOLVED: To attempt to improve the manufacturing efficiency by making it possible to separate an injection head from a foam mold rapidly after foam raw material is injected in a closed molding method. SOLUTION: A pouring inlet shutter 12 is slidably provided on the surface of a core material body 11 having a pouring inlet 13, and a pouring head end opening 15 for switching the inlet is provided at the shutter 12 to constitute the core material for the foam molding. |
