Drum-type coal mining machine with water pumping function

The invention discloses a drum-type coal mining machine with water pumping function. The coal mining machine comprises a coal baffle, a material-adjustment hydraulic cylinder, a pure steel reinforced pedestal, a cooling fan, a pressure reduction rolling shaft, an LED (light-emitting diode) display device, a control box, a height-adjustment hydraulic cylinder, an electromotor, a cutting part reduction box, a rocking arm, a denoising cover, a cutting roller wheel, a cabinet and an alarm. One side of the cabinet of the novel drum-type coal mining machine is provided with the LED display device, and the LED display device can instantly completely display the coal mining machine temperature, coal cinder pulverization degree and operating instruction light, thereby ensuring the use convenience. The cooling fan arranged on the bottom of the coal mining machine can control the temperature of the machine body within the safety limit, thereby ensuring the use safety. One side of the coal mining machine is provided with