High-precision vertical type machine tool knife rest for machining center

The invention discloses a high-precision vertical type machine tool knife rest for a machining center, and particularly relates to the field of knife rests. The knife rest comprises a knife rest support and a knife clamp, and the knife clamp is installed on the knife rest support; the cutter holder comprises a fixing seat, an arc-shaped notch is formed in the front end of the fixing seat, clamping arms are installed on the portions, located on the two sides of the arc-shaped notch, of the fixing seat, the two clamping arms stretch into the two sides of the annular groove in the cutter, so that the cutter is clamped in the arc-shaped notch, and the front end of the fixing seat is inserted into the annular groove; two suction pipes are arranged on the fixing base and connected with the air draft component, the front ends of the two suction pipes extend to the two sides of the front end of the arc-shaped notch correspondingly, and the suction pipes are used for adsorbing chippings attached to the interior of the