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加工工艺

冲压 304 拉深件开裂，怎么调

张张工·11/2/2026, 1:59:13 AM👁 213

304 拉深杯形件，底部圆角处开裂。已经用了拉伸油，压边力和间隙怎么调？

#冲压#拉深#开裂

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Replies (1)

张

张工11/7/2026

先看压边力是否过大，再检查凹模圆角。304 拉深建议用拉深专用油，模具表面抛光也很关键。