indexing head
- 分度头：分度头，也称为分割头或螺旋头，是一种专用工具，可以使工件进行圆周分度；即轻松而精确地旋转到预设的角度或圆周分割。分度头通常用于铣床的工作台上，但也可用于许多其他机床，包括钻床、磨床和镗床。分度头的常见用途包括加工铣刀的槽槽、齿轮的齿、铣削曲线槽或在零件的周长上钻孔螺栓孔圆。
网络释义专业释义英英释义
柯林斯英汉双解大词典
indexing head
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1.
N a circular plate mounted to rotate on its centre, inscribed with concentric circles, each accurately divided, the dimensions being marked by drilled holes. The plate can be moved round with a workpiece to facilitate the accurate location of holes or other machining operations on the workpiece 分度头
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