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五金冲压件外表质量为什么会不良?
08-21 / 2019

  造成五金冲压件产品外表质量问题的原因许多,卷料、板料、模具的外表质量会影响终究冲压制件的质量,冲压进程中的操作以及工位用具的装夹取卸等也有可能损害制件外表质量,因而,在整个制作进程的每个环节中都应充分考虑细节,尽量防止呈现质量问题,影响终究的产品外观。

1、卷料

五金冲压件卷料常见的不良现象主要有以下方面:

(1)钢板外表或许内部有异物混入;

(2)异物脱落,卷料呈伤痕一样的状况;

五金冲压件卷料不良

(3)卷料边角破损;

(4)边角(20~30mm)因为应力不均匀而发作变形或许压皱;

(5)刮痕(辊子外表或许异物质引起);

(6)辊子滑动引起;

(7)边缘不规矩破损;

(8)异物进入后在卷料反面压出鼓包(异物掉下则消失);

(9)辊子痕迹(异物附着在辊子上引起);

(10)超出规矩以外的原料不良;

(11)异物引起外表深度发生显着的沟痕。

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