Commercial vehicle hub finish forging die
The utility model provides a commercial vehicle hub finish-forging die. The commercial vehicle hub finish-forging die comprises a first finish-forging die plate, a second finish-forging die plate, a finish-forging lower die core and a finish-forging upper die core. The second finish forging template...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides a commercial vehicle hub finish-forging die. The commercial vehicle hub finish-forging die comprises a first finish-forging die plate, a second finish-forging die plate, a finish-forging lower die core and a finish-forging upper die core. The second finish forging template is positioned above the first finish forging template; a cavity is formed between the finish-forging lower die core and the finish-forging upper die core, and the lower profile of the cavity comprises a first middle hole surface formed in the middle of the finish-forging lower die core and a connecting part connected with the first middle hole surface; the upper outline of the cavity comprises a second middle hole face formed in the middle of the finish forging upper die core, a base face and a concave-convex part, wherein the base face and the concave-convex part sequentially extend outwards in the circumferential direction, and the first middle hole face and the second middle hole face are oppositely arranged. A |
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