The invention discloses a production device for granite-like paint. A structure of the device includes a bottom frame, a work bench, a motor, an electric control box, a side plate, a top plate, a spiral ribbon, and a viscosity detector; the motor is provided with a wire box, a radiator, a connecting shaft, a speed reducer, and a base; the electric control box is provided with a lockhole, buttons,an access door and a control panel; and the spiral ribbon is provided with a bearing and a spiral sheet. The production device can avoid the problem of inconsistent product quality caused by not having a uniform consistency standard.