An axial magnetic field motor, comprising a stator iron core and a cooling system for cooling the stator iron core , wherein said cooling system comprises a housing and an enclosed chamber for containing the stator iron core , wherein the housing comprises: a stator casing surrounding a circumferential surface of the stator iron core ; an upper cover plate and a lower cover plate that close two ends of the stator casing ; and an intermediate shaft sleeve located in the middle of the stator casing , wherein the stator casing , the upper cover plate , the lower cover plate and the intermediate shaft sleeve together define the enclosed chamber, the cooling system is characterized in that , the cooling system further comprises: a liquid spraying cavity for containing liquid, which is provided on the housing ; a liquid inlet communicating with the liquid spraying cavity ; a liquid outlet communicating with the enclosed chamber; and a liquid spraying component provided on an inner wall of the housing , which corresponds to the stator iron core , two first spoilers are provided on an inner wall of the stator casing ; an area of the enclosed chamber, which is close to the liquid outlet , is separated as a liquid return area by the first spoilers , and an area of the enclosed chamber close to the liquid spraying component is separated as a liquid spraying area, the two first spoilers are respectively located on two sides of the liquid outlet . a stator casing surrounding a circumferential surface of the stator iron core ; an upper cover plate and a lower cover plate that close two ends of the stator casing ; and an intermediate shaft sleeve located in the middle of the stator casing , wherein the stator casing , the upper cover plate , the lower cover plate and the intermediate shaft sleeve together define the enclosed chamber, the cooling system is characterized in that , the cooling system further comprises: a liquid spraying cavity for containing liquid, which is provided on the housing ; a liquid inlet communicating with the liquid spraying cavity ; a liquid outlet communicating with the enclosed chamber; and a liquid spraying component provided on an inner wall of the housing , which corresponds to the stator iron core , two first spoilers are provided on an inner wall of the stator casing ; an area of the enclosed chamber, which is close to the liquid outlet , is separated as a liquid return area by the first spoilers , and an area of the enclosed chamber close to the liquid spraying component is separated as a liquid spraying area, the two first spoilers are respectively located on two sides of the liquid outlet . a liquid spraying cavity for containing liquid, which is provided on the housing ; a liquid inlet communicating with the liquid spraying cavity ; a liquid outlet communicating with the enclosed chamber; and a liquid spraying component provided on an inner wall of the housing , which corresponds to the stator iron core , two first spoilers are provided on an inner wall of the stator casing ; an area of the enclosed chamber, which is close to the liquid outlet , is separated as a liquid return area by the first spoilers , and an area of the enclosed chamber close to the liquid spraying component is separated as a liquid spraying area, the two first spoilers are respectively located on two sides of the liquid outlet . <EOS>