The invention relates to textile machinery, in particular to a textile fabric washing machine of a special improved structure. The textile fabric washing machine comprises a feeding roller and a discharging roller, a first box and a second box are arranged between the feeding roller and the discharging roller, washing liquid is contained in the first box, a high-pressure box is arranged on the upper surface of the second box, mixed dry ice is stored in the high-pressure box which is communicated with a nozzle in the second box through an output pipe, an injection valve is arranged on the upper surface of the high-pressure box and communicated with the inside of the same, and a first plasma treatment device and a second plasma treatment device are arranged inside the second box. The textile fabric washing machine is reasonable in structure, good in washing effect, capable of guaranteeing product quality of textile fabric and convenient for popularization and application.