Some possible problems in the process of metal stamping parts:
1, adhesive, scratches: due to the friction material and punch or concave die in parts or die surface bad;
2, burr: mainly happens on the shear modulus and blanking die, blade clearance between big or hours will produce burr;
3, the line displacement: forming parts, the first contact with the mould parts of the squeezed and formed a line;
A foreign body in 4, intensive: uncoiling line (iron, rubber, dust) mixed with causes convex concave;
5, twists and turns: due to the uneven stress, drawbead matching bad or press the slider control bad parts r Angle parts or embossed parts causing twists and turns, strain;
6, wrinkles, due to poor press slide block adjustment, low precision press, air cushion and inappropriate pressure adjustment, punch or caused big edge or r r parts of wrinkles.
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Hebei Xinyu Metal Products Co.,Ltd