Boring as far as possible out smaller distances in boringbar clamping, 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
The study of dynamics is done for boringbar, and the methods are summarized to alleviate vibration chatter.
对镗杆振动学进行了研究，并总结了减小颤振的方法。
3
This paper represents a new description about vibration coupling principle based on study of damping vibration of cutting side boringbar.