This standard specifies the requirements and inspection methods for the geometric accuracy and working accuracy of camshaft lathes. This standard is applicable to camshaft lathes with a maximum workpiece rotation diameter of 130 mm and a maximum workpiece length of 1500 mm that use a hydraulic profiling tool holder to process cam surfaces.
JB/T 8769.1-1998 history
2011JB/T 8769.1-2011 Camshaft lathes.Part 1:Testing of the accuracy