PORTABLE MILL, FOR EXAMPLE, BORING MILL

摘要

Portable mill, for example, boring mill contains a rotating mechanism executed in the form of electric motor, on vertical output shaft of which the cartridge for detachable tool is installed, downward feed unit of tool is executed in the form of a slider carrying said electric motor and mounted with possibility of vertical displacement downward over the guides of fixed carriage, and the mechanism of return of the tool to the upward initial position is executed in the form of an spring drive of slider with respect to fixed guides of carriage.