belling
... barreling滚光加工 belling压凸加工 bending弯曲加工 ...
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针对模具制造中遇到的微小异形凸模难加工问题，介绍了采用冷压成形工艺——立体压制方法。
The principle, structure and key design points of three-point fixing method to special-shaped small punch are introduced, and compared with traditional fixing methods.
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