发明公开
EP3100799A1 DIE CUSHION DEVICE OF PRESS MACHINE 有权
ZIEHKISSENVORRICHTUNG EINER PRESSMASCHINE

DIE CUSHION DEVICE OF PRESS MACHINE
摘要:
A die cushion device (200) of a press machine (100) includes: a plurality of cushion pads (210-1 to 210-N); a plurality of die cushion force generators (220-1 to 220-N) that supports the plurality of respective cushion pads (210-1 to 210-N), and that is capable of independently moving up and down the plurality of respective cushion pads (210-1 to 210-N) as well as independently generating die cushion force for each of the cushion pads; and a die cushion controller (300-1 to 300-N) that controls the plurality of die cushion force generators (220-1 to 220-N) to independently move up and down the plurality of respective cushion pads (210-1 to 210-N) as well as to independently generate die cushion force for each of the cushion pads (210-1 to 210-N).
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