Five-shaft-head end face dust collection structure capable of automatically changing tool

The utility model discloses a five-shaft head end face dust collection structure capable of automatically changing a cutter, which comprises an end face dust collection unit, a dust conveying pipe and a dust collection and discharge unit, the end face dust collection unit comprises a driving mechanism, a protective organ, an organ transition block, a brush and a brush fixing seat, the upper end of the protective organ is fixed on the organ transition block, and the lower end of the protective organ is fixed on the brush fixing seat; the brush fixing seat is connected with the output end of the driving mechanism, the dust collecting and discharging unit comprises a rotating disc and a fixed disc, the rotating disc is fixed at the upper end of the box body, the fixed disc is fixed at the lower end of a ram of the simple pendulum head, a sealing cavity is defined by the rotating disc and the fixed disc, the sealing cavity is communicated with a negative pressure pipe, and the sealing cavity is communicated with