一、在钻床上切割有机玻璃 我厂生产的电子数显式测速记数仪面板上有两块有机玻璃板,以前是钳工磨专用裁刀,用尺子靠着割开,切边不齐,尺寸不一,还需修磨,费时费力。后改在钻床用锯片铣刀切割,割一块平均只用一分钟,而且切边整齐、尺寸一致。其结构如图1所示, First, cutting plexiglass in the drilling machine I produced the electronic digital tachometer panel has two plexiglass panels, used to be fitter-specific knife, cut with a ruler, trimming missing, size Different, but also grinding, time-consuming and laborious. After the change in the drill press with a cutter cut, cut an average of only one minute, and trimming neatly, the same size. The structure shown in Figure 1,