This part of JB/T 6347 specifies the types and parameters of gear chamfering machines. This section applies to gear chamfering machines (hereinafter referred to as "machine tools") with a maximum workpiece diameter of 200 mm~800 mm.
JB/T 6347.1-2013 history
2013JB/T 6347.1-2013 Gear chamfering machines.Part 1: Types and parameters