用万能工具显微镜来代替专用仪器检查插齿刀的圆所示。 周齿距的最大累积误差,相邻两齿圆周齿距的最大误差 及齿形误差。工作时的工具为万能显微镜分度盘及锥尾 心棒(附件)。检查方法是:将分度盘安置在万能显微 镜的工作台上,把插齿刀的端面安于分度盘上,用分度 盘上之压板压紧 Use a universal tool microscope to replace the special instrument inspection gear shaper circle shown. The maximum cumulative error of the pitch, the maximum error of the pitch of two adjacent teeth and the profile error. Work tools for the universal microscope sub-dial and taper tail cone (Annex). Check the method is: the indexing plate placed in the universal microscope table, the end of the gear shaper on the indexing plate, with the sub-plate pressure on the compact