U-shaped drill machine tool

The utility model provides a U drill machine tool which comprises a machine tool base, a stand column and a main shaft, the machine tool base comprises a workbench, a servo motor is arranged on the stand column, the servo motor can control the workbench to move up and down along the stand column, a first end of the main shaft is installed on the stand column, the main shaft is connected with a main shaft motor, and a second end of the main shaft is installed on the stand column. The U-shaped drill machine tool comprises a main shaft, the main shaft is driven to rotate, the tool comprises a tool body and blades fixed to the first end face of the tool body in a staggered mode, and the second end face of the tool body is detachably installed at the second end of the main shaft. The cooling channel is arranged in the main shaft in a penetrating mode. The machining precision and the machining efficiency can be improved. 本实用新型提供一种U钻机床，包括机床底座、立柱和主轴，所述机床底座包括工作台，所述立柱上设置有伺服电机，所述伺服电机可控制所述工作台沿着所述立柱上下运动，所述主轴的第一端安装在所述立柱上，所