Three -dimensional numerical control electric spark linear cutting machine tool

The utility model discloses a three -dimensional numerical control electric spark linear cutting machine tool, which comprises a frame, four electric jars are installed to the inside symmetry of frame, the flexible end of four electric jars all with the bottom fixed connection of first backup pad, first backup pad setting is on the upper portion of frame, and two first fixed plates that are parallel to each other are installed on the upper portion of first backup pad, two first slide bars that are parallel to each other are installed to the symmetry between two first fixed plates, and installfirst lead screw through antifriction bearing between two parties between two first fixed plates, the axis of rotation fixed connection of shaft coupling and first motor is passed through to the one end of first lead screw, first motor fixed mounting is in upper portion one side of first backup pad, slidable mounting has the second backup pad on two first slide bars. The utility model discloses, realize U type backup pad