Nonmetal through hole former

The utility model discloses a nonmetal through hole former. The device comprises an upper cover, a middle sleeve rod and a punch assembly, pressing member, the punch assembly comprises N movable beamcover plates, a movable beam, N springs and N punches. The pressing part is fixed at one end of the upper cover plate; the other end of the upper cover is pivoted with one end of the middle sleeve rod; a through hole is formed in the bottom of the other end of the middle sleeve rod; the middle sleeve rod is of a groove structure with an upward opening; the movable beam is also of a groove structure with an upward opening; the movable beam is embedded into the bottom of the groove structure of the middle sleeve rod; n movable beam cover plates are fixedly mounted at the top of the movable beamin sequence; a U-shaped groove with an opening in one side is formed in the center of the movable beam cover plate; the punches are sleeved with the springs, the two ends of each punch are exposed outof the springs, one end of