介绍了铸件内腔表面因树脂砂芯引起的飞翅缺陷,并对其名称和形成机理进行了探讨。
The finning defects on inner surfaces of castings caused by resin sand cores were introduced, their names and definitions were discussed.
该方法通过优化设计预成形模具形状,可实现精形终锻,得到无飞边、完全充满型腔和无折叠的终锻件。
This method can realize net shape forging by optimizing preform die shape. Flashless final forging with complete die fill and without folding-over defect can be obtained.
介绍了一种无飞边、多腔、圆截面橡胶密封圈压模的设计方法及制造技术,采用这种方法设计制造的模具结构简单、可靠,生产的产品质量良好。
The design technique and manufacture technology for a kind of multi-cavity, no-burr and round-section rubber sealing ring with multi-cavity and no-burr were introduced.
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