Lathe discharging spindle structure

The utility model discloses a lathe discharging spindle structure which comprises a machine body, a discharging spindle and a discharging unit, wherein, an upright column is arranged on the machine body, and a spindle saddle capable of moving relative to the upright column forwards and backwards; the discharging spindle is arranged on the spindle saddle, and at least comprises a main spindle core, a central head sleeve, a collet and a long pull rod, wherein, a spindle screw cap is locked at the front end of the main spindle core, the central head sleeve is arranged in the main spindle core, the long pull rod is arranged in the central head sleeve, the collet is arranged at the front end of the inside of the long pull rod, and a driving unit for power supply is arranged at the rear end of the main spindle core; and the discharging unit is locked on the front side surface of the upright column, corresponds to the discharging spindle and is provided with an operating axle core in a discharging sleeve. By adoptin