塑料用自攻螺钉芯部开裂工艺改进方案

Metal Working(2023)

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Abstract
基于30°牙型塑料用自攻螺钉螺纹成形后的芯部开裂缺陷,从牙板设计、调机尺寸、材料状态和毛坯线径4个方面,分别验证导致缺陷的关键因素,制定工艺改进方案.通过更换材料和更改线材直径,解决了自攻螺钉芯部开裂问题,为后续同类产品的开发提供设计依据和理论基础.
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