Device and method for automatically wiping window glass

The invention relates to the technical field of glass wiping devices, and discloses an automatic window glass wiping device and method.The automatic window glass wiping device comprises a main machine shell and a scraping plate, the main machine shell comprises a scraping plate supporting plate, the scraping plate comprises a width extending plate, and an attaching limiting structure is arranged between the width extending plate and the scraping plate supporting plate; the attaching limiting structure limits the width extending plate to move in an attaching mode along the surface of the scraper supporting plate, and the moving direction of the width extending plate is consistent with the width direction of the scraper supporting plate. According to the device and method for automatically wiping the window glass, the problems that in the prior art, a window with a middle transverse frame cannot be cleaned, and a scraping plate is prone to deformation and damage in the using process are solved. 本发明涉及擦玻璃装置技术领域，公