Skiving cutter device for use in cutting internal spur gear

摘要

A skiving cutter device for use in cutting an internal spur gear having rough and finish skiving cutters with cutter blades mounted in vertical arrangement on a spindle and spacers adapted to compensate respective distances between the cutters and a reference plane on the spindle. Respective cutter blades of the cutters are located in the same phase and each tooth profile thereof is designed such that the contacting point between each cutter blade of the cutters and each gear tooth of an internal spur gear to be obtained is located within a contacting or acting rejion therebetween. The device is further provided with spiral key ways respectively formed in the cutters and pin keys set up on the spindle and engaged with the key ways, respectively.