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为正确设定钻床转速,其因素是什么

为正确设定钻床转速,其因素是什么

2025-03-31 23:48:05

推荐回答（1个）

回答1：

钻床钻孔的转速一般由所加工的材料的硬度、抗拉强度、所钻孔直径的大孝所钻孔直径与孔深度之比的大小来确定的；以φ10mm孔为例：钻普通的碳素钢时，硬度＜HB207或σb＜60公斤/mm2的钢材，转速为760转/分；当所钻材料为碳素工具钢时，HB170~229或σb。

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