To provide a car washing machine equipped with an enhanced drying effect by suppressing increase in the speed of winds passing on the left and right and under a curtain installed between a washing means and a drying means and decreasing the amount of the washing water remaining on the car body surfaces after being dried.

The car washing machine is based on the one-direction relative movement of its washing device 1 having the washing means and the drying means with respect to the car V and conducts washing and drying of the body surfaces of the car V using the washing means and drying means, wherein the curtain 43 able to rise and fall formed from a porous sheet admitting penetration of the air but not the water is installed between the washing means and drying means.