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一般对细长杆件车削三角形螺纹较为困难,但使用如图所示工具,对长径比20∶1以上的杆件,加工M18以下三角形螺纹,确非常简便,效果也很好。
Generally, it is difficult to turn the triangular thread on the slender rod. However, using the tool as shown in the figure, it is very simple and very effective to process the triangular thread below M18 on the rod with the aspect ratio of 20: 1.