覃希治, 曾娟. 特殊螺旋弹簧的制造与质量控制[J]. 金属加工(热加工), 2010, (3): 34-36,59.
引用本文: 覃希治, 曾娟. 特殊螺旋弹簧的制造与质量控制[J]. 金属加工(热加工), 2010, (3): 34-36,59.
Making process of special suspension spring and its quality control[J]. MW Metal Forming, 2010, (3): 34-36,59.
Citation: Making process of special suspension spring and its quality control[J]. MW Metal Forming, 2010, (3): 34-36,59.

特殊螺旋弹簧的制造与质量控制

Making process of special suspension spring and its quality control

  • 摘要: 簧冷绕成形时的旋绕比应在4~16之间(旋绕比C=弹簧中径D2/簧丝直径d),而本产品的重要件螺旋弹簧的旋绕比仅为2.29,故冷绕成形难度大,常发现在冷绕时破断,一般破断比例为5%左右,严重时竟高达20%以上.

     

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