我厂加工凿岩机零件——活塞(图1),铣键槽及倒棱采用如图2所示硬质合金铣刀,取得了较好效果。刀具特点 1.刀片材料为YT15,倒棱刀齿采用标准刀头,其余六个刀片为特殊成型刀片;刀体材料为45钢。刀片用铜焊连接(倒棱刀头必须在六个铣牙刀片精磨后焊接并刃磨); Our factory processing rock drill parts - piston (Figure 1), milling keyway and chamfering as shown in Figure 2 carbide cutter, and achieved good results. Tool Features 1. Blade material is YT15, chamfer teeth using standard cutter head, the remaining six blades for the special forming blade; knife body material is 45 steel. The blades are brazed together (chamfer heads must be ground and sharpened after six milling blades have been ground);