The present invention relates to a perforator screw soil removal device, and more particularly, a perforator that is installed in a lower auger constituting a perforator to automatically remove soil embedded in the screw, thereby enabling a stable perforating operation even without separate screw management It relates to a screw dirt removal device. The present invention for achieving the above object is a perforator screw soil removal device installed in a perforator comprising a lower auger and a screw, a support part installed on the lower auger, and a support part installed on the support part to protrude upward of the lower auger It characterized in that it comprises a soil removal unit for removing the soil of the screw.
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