Chips discharging device for machine tool in vertical-machining center, has opening adjusting mechanism adjusting area and/or position of opening of covering unit to desired area and/or position

摘要

The device (14) has a covering unit (15) formed such that the covering unit surrounds a workpiece. The covering unit includes an opening (15a), where a tool is inserted through the opening. A suction mechanism (16) sucks chips from interior of the covering unit via a suction pipe (16a). An opening adjusting mechanism (17) adjusts an area and/or a position of the opening to a desired area and/or position and includes a cover unit that is removably mounted at a spindle (7). A part of the covering unit is formed from a transparent synthetic resin.