BORING MACHINE ATTACHED ON AN EXCAVATOR, AND A DRILLING METHOD USING THE SAME WITH A PERFORATING TOOL OR A COMPACTING TOOL

摘要

PURPOSE: A boring machine attached on an excavator, and a drilling method using the same are provided to improve workability by preventing damage to the machine, and to prevent soil from flowing into a pipeline when the pipeline is inserted.;CONSTITUTION: A boring machine attached on an excavator comprises a perforator holder(10), a hydraulic control valve body(20), a forward/backward hydraulic motor(30), a screw shaft(40), and a perforating tool. The perforator holder is installed in a bucket connection part of an excavator. The hydraulic control valve body is installed on the rear surface of the perforator holder. The forward/backward hydraulic motor is installed in the front surface of the perforator holder, and is operated by hydraulic oil. The screw shaft is coupled to the rotary shaft of the forward/backward hydraulic motor. The perforating tool is coupled to the front end(41) of the screw shaft.;COPYRIGHT KIPO 2010