多功能百分表检定仪是检定杠杆百分表、内径百分表及其他百分表的专用仪器。在多年使用过程中发现,因存在制造误差以及使用时间较长配合部位受磨损等,从而造成回程误差超差。通过分析,主要原因如下: l.测微丝杆或螺纹轴套内有锈蚀、毛刺、灰尘等。可选用型号适当的研磨膏,研磨 Multifunctional dial indicator is a special instrument for testing lever dial indicator, inner diameter dial indicator and other dial indicator. In the course of many years of use found that due to the existence of manufacturing errors and the use of a long time with the site by the wear and tear, resulting in return error tolerance. Through the analysis, the main reasons are as follows: l. Micromechanism screw or threaded sleeve rust, burrs, dust and so on. Optional models suitable abrasive paste, grinding