| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a warm press forming method for a metal plate capable of suppressing fracture of the metal plate when the metal plate (particularly, high strength metal plate) is subjected to warm press forming. <P>SOLUTION: A die (punch 14) is heated and its temperature is controlled so that the difference of the temperature of a metal plate 1 from that of the die (punch 14) is 200°C or less when press forming is started. <P>COPYRIGHT: (C)2013,JPO&INPIT |
