Through the design special tooling realize parts wear silk hole processing;
通过设计专用工装实现零件穿丝孔的加工；
K58 series four-jaw wedge type power chucks feature large through hole, high speed and reliable performances and so on., They are designed for processing irregular shape components.
K 58系列四爪大通孔楔式动力卡盘具有大通孔、转速高、性能可靠等特点。适合加工各类异型零件。
Some rules of processing pre-punched hole setting are summarized through the simulated results of two instances and the analysis of stress and strain for sheets.
通过对两个例子模拟结果和板料应力应变的分析，总结出了工艺预冲孔设置的一些规律。
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