摘要 |
<p>PURPOSE:To manufacture a short metal-made three dimensional shaped product having the fixed product length with small manufacturing man-hour and good yield of production. CONSTITUTION:Each of blanks 25a-25d having the preset quantity according to the short product forming quantity is charged into each blank charging part 6-9 in a die 1, and during forming by pressurizing the blanks 25a-25d in the blank charging parts 6-9 with press rods 26a-26d, the combination of the pressurized blanks 25a-25d is changed.</p> |