Lathe tools with arc transition edge are widely use in NC lathing.However,when they are used to turn arc surface or conic surface,lack turning or excessive turning is likely to happen.

• 带刀尖圆弧过渡刃的车刀在数控车削中得到广泛的使用,但在车削圆锥面和圆弧面时容易产生欠切、过切现象。