Pipe cutting beveling machine convenient to operate

The pipe cutting beveling machine convenient to operate comprises a machine base, the upper surface of the machine base is connected with a front-back adjusting frame in a sliding mode, the outer surface of the front-back adjusting frame is connected with an up-down adjusting frame in a sliding mode, and a driving motor is fixedly installed in the up-down adjusting frame. A first bearing is fixedly embedded in the right side face of the up-down adjusting frame, the output end of the driving motor penetrates through the first bearing and is fixedly provided with a tool bit, the upper surface of the machine base is slidably connected with a lower fixing base, an upper fixing base is arranged above the lower fixing base, and a first through opening and a second through opening are formed in the upper surface of the machine base. A fixing plate is fixedly connected into the machine base. The device has multiple tool bit adjusting functions, so that the device is more flexible and convenient to use, the adjusting