Why the reducer has threaded holes at the end of the input shaft and output shaft?

The threaded holes on the shaft end have the following meanings:

1. For important shafts (or shafts that need to be ground on a grinder), generally you need to make a C-shaped center hole at the end of the shaft, and the C-shaped center hole is a threaded center hole, and the center hole can be used as a reference at the same time use.

2. The threaded hole in the C-shaped center hole can be installed with the shaft end retaining ring to fix the axial movement of the parts on the shaft

3. There are threaded holes on the input shaft and output shaft of the reducer, which are suitable for installing the pulley. A shaft end retaining ring is installed on the outside of the pulley to restrict the pulley from loosening the shaft end. The fixed shaft end retaining ring is the reducer The shaft end threads on the input shaft and output shaft.More about:Threads reducer