Metal ceramic vertical forming groove cutter

The invention relates to the field of turning tools, in particular to a vertically-installed metal ceramic forming grooving cutter which comprises a triangular grooving cutter body, cutter point parts are arranged at the three ends of the grooving cutter body, each cutter point part comprises cutter teeth and a chip rolling groove communicated with the front cutter face of the corresponding cutter tooth, the cutter teeth are in an n shape, and side rear cutter faces are arranged on the cutter teeth. A rounding cutter face is arranged between the side rear cutter faces, a groove edge cutter face is arranged between the side rear cutter faces and the groove cutter body, the included angle between the groove edge cutter face and the cutter teeth is a groove edge angle, the front angle of the cutter teeth ranges from 14 degrees to 19 degrees, the cutting edge inclination angle ranges from 3 degrees to 8 degrees, the groove edge, away from the cutter teeth, of the chip rolling groove is a direction edge, and the d