发明名称 APPARATUS AND METHOD FOR FORGING A PINION GEAR WITH A NEAR NET SHAPE
摘要 <p>A die apparatus (20) and method for forging a workpiece into a near net shaped gear (90), and includes a first die (22) having a tooth die (26) with a near net shaped negative cavity configured therein to forge the near net shaped gear (90). Also, the apparatus includes an axial restriction member (99, 199) that sufficiently reduces axial movement of the forged gear (90) as tooth die (26) moves away from the first die (22) relative to the second die (80). This axial resistance member (99, 199) enables the head portion (92) of the gear (90) to be removed from the first die (22), and more specifically, the tooth die (26), after the forging portion of stroke is completed.</p>
申请公布号 WO1997016270(A1) 申请公布日期 1997.05.09
申请号 US1996017631 申请日期 1996.10.31
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