Magnetic micro-pit machining device

The invention relates to a micro-pit machining technology, and specifically relates to a magnetic micro-pit machining device. The magnetic micro-pit machining device solves the problems of limited application range, complex machining process, high machining cost, low machining continuity, low machining accuracy and long machining period of an existing micro-pit machining technology. The magnetic micro-pit machining device comprises a horizontal base, a longitudinal vertical plate, a horizontal plate, an electromagnet, a transversal vertical plate, a vertical rod, a transversal rod arm, an extension spring, a vibration reduction tool rest and a tool bit, wherein the longitudinal vertical plate is fixed to the right part of the upper surface of the horizontal base; the horizontal plate is fixed to the upper end of the left surface of the longitudinal vertical plate; the electromagnet is fixed to the left end of the lower surface of the horizontal plate; the vertical rod is fixed to the left part of the upper su