避免喇叭口的修锉法在模具制造中，钳工修修铁铁是难免的。在修铁孔类表面时，常会导致二端孔口成喇叭形，影响孔的质量。这里推荐一种方法可补救这个问题。将圆挫刀端面相对轴线垂直方向磨平，使挫刀端面圆周形成锋利的刮刀刃口。修挫时将该挫刀伸入孔中间部位，尾部微微... Avoid the trumpet repair filing method In the mold making, fitter repair iron is inevitable. In repairing the hole surface, often lead to two-ended orifice into a trumpet shape, affecting the quality of the hole. Here is a way to remedy this problem. The round end of the cutter relative to the vertical axis polished, so that the end face of the cutter blade to form a sharp edge. Setback when the setback fell into the middle hole hole, the tail slightly ...