The utility model relates to a profile modeling weathers device, a serial communication port, the portal frame is fixed the subaerial of transfer chain export of drenching with rain, top gas blowing device installs on the entablature of portal frame, left side gas blowing device installs in the portal frame left subaerially, right side gas blowing device installs the subaerial of in portal frame right side, top gas blowing device's system actuating cylinder floats with elevating system and is connected, elevating system is driven by system actuating cylinder and fluctuates, the system actuating cylinder controlled by the control valve, top gas blowing device, left side gas blowing device, all install gas blowing valve in the gas blowing device of right side, mouth and photoelectric switch blow, gas blowing valve controls the mouth of blowing and blows, photoelectric switch is used for detecting whether there is the automobile body process, this profile modeling weathers device for whole car profile modeling weathers, and it is obvious that it weathers the effect, and can realize not having the vehicle -hour automatic shutdown and blow, prevents that the energy is extravagant.