High-color-fastness chemical fiber knitted fabric printing forming process and device

The invention discloses a high-color-fastness chemical fiber knitted fabric printing forming device which comprises a first shell, a second shell and a third shell, a hot air drying plate is arranged in the first shell, one end of the hot air drying plate extends into the second shell, the interior of the second shell is divided into a first cavity and a second cavity by the hot air drying plate, and the first cavity is communicated with the second cavity. An air cooling mechanism is arranged in the first cavity, a second conveying roller used for pressing cloth and transfer paper is connected to the inner wall of the third shell through a bearing, and an upper pressing plate and a lower pressing plate used for heating and pressurizing are arranged on the inner wall of the third shell. According to the thermal sublimation transfer device, the upper pressing plate and the lower pressing plate are arranged, after the upper pressing plate and the lower pressing plate are close to each other, cloth and transfer p