Cope holder device

An upper die holder apparatus, comprising:

• a holder body;
• an upper die clamp supported to the holder body with a supporting point supporting said upper die clamp in a vicinity of a center in a vertical direction of the holder body;
• a clamping force applier provided to the holder body and pressing an upper portion of the upper die clamp so that the upper die clamp clamps the upper die;
• and
• a pressure receiver provided to an upper portion of the upper die clamp and having a pressure sensing surface to be pressed by the clamping force applier,
• wherein the pressure receiver is provided so that its advancing and retreating are adjusted to a pressing direction by the clamping force applier;
• and
• wherein the pressure receiver is provided so that an opening amount of the upper die clamp at the time of unclamping is freely selected between a plurality of stages.