我厂过去常用的标准锯片铣刀,在铣削过程中经常遇到排屑情况不良,阻碍生产率的提高;同时还存在着打刀现象,刀具的损耗率较高。学习了全国工具展览会的先进经验后,发现我厂所用铣刀的齿数多、容屑空间小、外表面光洁度不够, I saw the mill used in the past, the standard saw blade milling cutter, often encountered in the milling process bad chip, hinder the improvement of productivity; the same time there is still a hit the knife, the higher the loss rate of the tool. After learning the advanced experience of the national tool exhibition, I found that the milling cutter used in our factory has many teeth, small chip space, insufficient outer surface finish,