This standard specifies the geometric accuracy requirements and inspection methods for combined machine tool columns. This standard applies to the columns of combined machine tools and their automatic lines.
JB/T 9883-2013 Referenced Document
GB/T 17421.1-1998 Test code for machine tools. Part 1: Geometric accuracy of machines operating under no-load or finishing conditions
JB/T 9883-2013 history
2013JB/T 9883-2013 Modular machine tools.Column units.Testing of the accuracy