Wheel lettering and color register process

The invention belongs to the technical field of spraying, and relates to a wheel lettering color register process which comprises the steps of wheel blank pretreatment, bottom powder spraying and curing, LOGO color spraying and curing, overall wheel spraying after LOGO covering, covering removal after curing, transparent paint spraying and finished product discharging after curing. The LOGO is sprayed on the surface of the wheel through an air gun, the atomization pressure of the air gun ranges from 1.0 bar to 2.0 bar, the spraying amount of colored paint ranges from 20 mL/min to 50 mL/min, the spraying thickness of the colored paint ranges from 10 micrometers to 20 micrometers, the temperature of a workpiece ranges from 40 DEG C to 50 DEG C, the curing temperature ranges from 130 DEG C to 140 DEG C, and the heat preservation time ranges from 15 min to 20 min. And the whole wheel spraying process after covering the LOGO comprises the following steps: covering the LOGO with the existing color by using a high-t