Small high-temperature alloy die forging die
The utility model discloses a small-sized high-temperature alloy die forging die, which is applied to a small-sized cylindrical high-temperature alloy die forging with circular slotted holes at the upper part and the lower part, the die comprises an upper die, a lower die and an ejection device, and...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a small-sized high-temperature alloy die forging die, which is applied to a small-sized cylindrical high-temperature alloy die forging with circular slotted holes at the upper part and the lower part, the die comprises an upper die, a lower die and an ejection device, and the die forging is placed in a forging cavity between the upper die and the lower die; the ejection device comprises a plurality of ejector rods and an ejector, an annular groove is formed in the bottom of the lower die, a plurality of column holes are evenly formed in the bottom of the annular groove in the circumferential direction, the ejector rods are distributed in the column holes, the bottoms of the column holes extend into an ejector cavity of the lower die, and the ejector moves up and down in the ejector cavity and is used for ejecting the ejector rods. Stress borne by a cavity part is dispersed by adopting the split type ejector rod and is uniformly distributed along the circumferential direction, a for |
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