The invention relates to a recycling processing device, in particular to a hardware recycling processing device. The invention provides the hardware recycling processing device, which is easy and convenient in operation, great in saving both time and labour and good in recycling processing effect. In order to solve the technical problems, the invention provides the hardware recycling device. The hardware recycling device comprises a baseboard, a strut I, a net rack, a processing box, a right support, an acid liquor pipe, an electrical machine I, a sliding rail, a strut II, an electrical machine II, a gear I, a rack, a power-driven push rod, a push rod I, a hammer, an electrical machine III, a gear II, a conveying device, a filter screen, a cantboard, a sliding block, a strut III, an electrical machine IV, a stirring pole and an air cylinder. The conveying device is arranged on the top left of the baseboard, and the strut I is arranged on the upper left of the baseboard. According to the invention, the effects of being easy and convenient in operation, great in saving both time and labour and good in recycling processing effect are achieved, and soil pollution can be effectively prevented through hardware recycling processing by using the hardware recycling processing device, and the environment can be protected.