Female bag sewing remaining thread cutting device

The utility model discloses a female bag sewing remaining thread shearing device which comprises a processing plate, a shearing groove is formed in the outer wall of the processing plate, through grooves are formed in the two ends of the inner wall of the shearing groove, cutting knives are arranged on the inner walls of the through grooves, and a pressing mechanism is arranged between the cutting knives and the processing plate. Top protection mechanisms are arranged at the two ends of the top of the inner wall of the shearing groove correspondingly, a side protection mechanism is arranged on the outer wall of one side of the shearing groove, and a bottom protection mechanism is arranged at the bottom of the shearing groove. According to the utility model, the processing plate is provided with the shearing groove, so that a residual wire can penetrate through the shearing groove, the pressing mechanism is matched with the cutter in the shearing groove, so that the residual wire can be shorn, and the top of t