Novel grinding machining device

A novel grinding machining device comprises a grinding machine and a mounting frame. The mounting frame is provided with a connecting plate, and the grinding machine is connected to the mounting frame through the connecting plate. An avoiding groove is formed in the mounting frame; the mounting frame comprises a grinding wheel and a guide piece; the grinding wheel is arranged in the receding groove, and an output shaft of the grinding machine is connected to the grinding wheel. The guide piece is connected to the bottom end face of the mounting frame; a supporting piece is further arranged on the mounting frame. The grinding machine is fixed to the mounting frame through the connecting plate, the lower end of the grinding wheel is arranged in the receding groove, the center axis of the grinding wheel is located above the receding groove, the grinding machine provides power for the grinding wheel, a worker can conveniently grind the crucible through the grinding wheel, the guiding part provides a guiding funct