摘要 |
PROBLEM TO BE SOLVED: To mold a sheet excellent in quality by preventing the generation of a line shape, etc., which deteriorate the appearance of the sheet, by local elongation. SOLUTION: A molding apparatus 10 has the first mold 12 and the second mold 14, and the first mold 12 has a molding part 16 and a flat part 17 continuing to the molding part 16. The molding part 16 is composed of a recessed part 18 formed approximately in the middle and the first and second projected parts 20 and 22 which are formed on both sides of the recessed part 18. A core material 24 is arranged on the molding part 16. A plague 44 is fitted to the second mold 14 and connected to the second driving means 45. The second driving means 45 has a cylinder 46, and the plague 44 is fixed to the tip part of the rod 48 of the cylinder 46. The plague 44 can move freely forward/ backward in relation to the recessed part 18 under the action of the second driving means 45.
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