This standard, based on JIS B 6191, stipulates the methods for static accuracy and rigidity tests for general-purpose square column type upright drilling machines, as well as the allowable values corresponding to each inspection item. .
JIS B 6209-1:1998 history
1998JIS B 6209-1:1998 Box type upright drilling machines -- Testing of the accuracy
1993JIS B 6209:1993 Upright drilling machines -- Test conditions for geometric accuracy and rigidity