Automatic sun shading device for small-sized household automobile front windshield

The invention relates to an automatic sun shading device for a small-sized household automobile front windshield. The automatic sun shading device for the small-sized household automobile front windshield comprises a housing, magnetic bases and a sun shading fabric winding and unwinding mechanism, wherein a mounting platform is arranged in the housing; one side of the housing is arranged as an inclined surface obliquely extending outwards; a transverse through groove is formed in the inclined surface; the magnetic bases are arranged in the housing and positioned in positions, on the two sides,under the mounting platform; the magnetic bases are used for adsorption and fixing; the sun shading fabric winding and unwinding mechanism has sun shading fabric and a winding drum for winding and unwinding the sun shading fabric; the winding drum is arranged on the mounting platform; a driving motor used for driving the winding drum to rotate is connected to one side of the winding drum; and a controller is connected to