Waste recovery device for guardrail production

The utility model discloses a guardrail production waste recovery device which comprises a shell, a cleaning device and a driving conveying mechanism, the cleaning device and the driving conveying mechanism are installed on a conveying shell, a feeding end and a discharging end are arranged on the two sides of the shell respectively, at least one rolling shaft is horizontally installed in the shell, and the rolling shaft is connected with the driving conveying mechanism. Wherein one end of one rolling shaft is fixedly provided with a bottom plate parallel to the shell, a draught fan, a spray head, an elastic spring, cleaning rollers and the like are used in cooperation, generated air is guided into the spray head through a ventilation pipe, then waste left on the surface of the guardrail on the bottom plate is blown, the two opposite cleaning rollers slide along the surface of the guardrail, and therefore the cleaning effect is achieved. And waste materials which are not easy to blow off are subjected to seco