切深（ap）

定义

轴向方向的切削深度。 把这个词条当成现场决策参考，而不是脱离加工环境的教科书定义。

公式/规则

• ap defines axial engagement length.

典型范围与场景

• Increase only when holder support and rigidity allow it.
• Review the result against setup, rigidity, and inspection method.

常见错误与排查

• If deflection marks appear, reduce stickout or ap first.
• Recheck state, datum, and measurement chain before editing offsets or code.

相关工具

• feed-speed-calculator