Raw material pretreatment device for black ink stone processing

The utility model relates to the technical field of industry, in particular to a raw material pretreatment device for black ink stone processing, which comprises a box body and a treatment box, a motor is arranged on the side wall of the box body, the output end of the motor extends into the box body, the output end of the motor is connected with a rotating shaft, stirring blades are arranged outside the rotating shaft, and the stirring blades are arranged in the treatment box. The sewage treatment device has the beneficial effects that the inclined groove, river sand, a fine separation net and a water suction pump are arranged, wastewater discharged through the waste discharge pipe enters the inclined groove, the wastewater is filtered to be clear under the action of the river sand, the fine separation net can prevent the river sand from falling off from the interior of the inclined groove, the water suction pump is arranged, the water suction pump is arranged, and the water suction pump is arranged in the i