为了提高气割工在钢板上用手工切割圆形料的质量,分别设计制造了大、小两种割圆规,现简单介绍如下。 1.切割小圆的割圆规切割小圆的割圆规如图1所示。该割圆规主要是由割嘴转向器2、标尺杆4及中心定位 In order to improve the gas cutter in the steel plate by hand to cut the quality of circular materials, respectively, design and manufacture of large and small cut two kinds of rules, are briefly described below. 1. Cutting small round cut compasses Cutting small round cut compasses as shown in Figure 1. The cutting rule is mainly cut by the dicer 2, ruler rod 4 and the center positioning