Single-cylinder double-screw feeder

The invention relates to a single-cylinder double-screw feeder which comprises a driving device, a feeding device, a feeding device, a feeding device and a control device. The driving device is fixed to the ground through a base which is a floor type base; the feeding device is composed of a feeding cylinder and two rotatable screw rods arranged in the feeding cylinder, and any screw rod is connected with the power output end of the driving device through a speed reducer; the speed reducer comprises an inner shell, an outer shell wrapping the inner shell and a gear assembly arranged in the inner shell, a first gap is formed between the outer shell and the inner shell, and circulating water is introduced into the first gap; the feeding device is further provided with a material receiving bin, and a discharging port of the material receiving bin is connected with the feeding barrel. According to the invention, the operation stability of the single-cylinder double-screw feeder is improved, and the product qualit