Apparatus for deburring annular material

The present invention relates to a finishing process such as grinding and deburring operation of the ring-shaped material, such as a ring-shaped gear and the outer race to the deburring device of the annular material which can be made automatically through a single line, the precision external tooth is formed and passed to grip the outer diameter of the line portion is an annular material feed, the material grip portion and, to the lifting and rotating and positioning portion for fixing the grip the material by the grip portion in a predetermined upright position by the position sensor, wherein received via the grip portion forward the said material fixed to the upright position and the first clamping portion to clamp the said workpiece to maintain the upright position, the second to the deburring by the first rotary cutter along one side external tooth of the material clamped by the unit 1, the clamping claim wherein the receiving the material the deburring by the deburring and 1 part 1 part deburring, the transfer to the outside Which comprises parts of the outline.