This standard specifies the requirements and inspection methods for the geometric accuracy and working accuracy of spur bevel gear planing machines. This standard applies to spur bevel gear planing machines with a maximum workpiece diameter of 125 to 1600 mm.
JB/T 4177.2-1999 history
2020JB/T 4177.2-2019 Gear planing machines for straight bevel gears - Part 2: Inspection of accuracy