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15问答网 > 5.影响切削热和切削温度的因素有哪些?怎样影响?

5.影响切削热和切削温度的因素有哪些?怎样影响?

2025-04-03 03:13:27

推荐回答（1个）

回答1：

切削热和由它导致的切削温度是影响金属切削状态的重要物理因素之一，切削时所消耗能量的 97%～99%转化为热能。大量的热能使切削区的温度升高，直接影响到刀具的寿命和工件的加工精度及表面质量。
1切削用量：切削量大，所需消耗的切削力就大，消耗的能量就越大，切削热就越多；
2刀具几何参数：越锋利的切削刃消耗的切削力越小，产生的热量就越小，但是反之且刃口的刚性就越差，易崩刃；
3工件材料：工件材料的切削性能直接影响切削力和切削热，例如韧性好的钛合金和高温合金；
4切削液：切削液的功效之一就是降低切削温度

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