Boring as far as possible out smaller distances in boring barclamping, but need to pay attention to the cutting edge length should meet the machining allowance, and is conducive to the chip.
镗刀在镗刀杆上装夹时应尽可能伸出较小的距离，但需要注意切削刃伸出长度应符合加工余量，并有利于排屑。
2
By designing and developing the mainframe and aluminum bar clamp, the clamping leaf spring can be adjusted to suit the different selection of the material or the transformation of angle.
通过设计开发主架及夹持条铝型材，夹持片簧可以不同选材或角度调整以适应实际夹持面料的变化；
3
A steel bar bundle can be arranged and anchored once via the clamping sheet.