VERTICALITY TYPE NUMERICALLY CONTROLLED LATHE

摘要

The present invention relates to a vertical NC lathe, and more particularly the vertical direction relates to the vertical NC lathe that can have a stable structure so that the spindle is provided with. The vertical NC lathe according to the present invention, the length extending in the vertical direction and is provided to be rotatable to the left or right (3 side and the same information), the spindle; The spindle is fastened to the top, pretending to mount the workpiece; Receiving the rotation power transmitted from the drive motor to rotate the spindle, the ring gear is mounted on the upper side the lower spindle; Is fixed to the bed of the lathe, the bearing housing for supporting the rotation state of the ring gear; And is mounted between the ring gear and the bearing housing, comprises a cross roller bearing relative to the ring gear for rotatably fastened to the bearing housing. ;