Sunshade umbrella capable of automatically adjusting sunshade angle

The utility model discloses a sunshade capable of automatically adjusting a sunshade angle, which comprises an umbrella tail positioned at the top of the sunshade, the umbrella tail is connected with main umbrella ribs through main umbrella rib traction lines, the tail ends of the main umbrella ribs are provided with tail beads, umbrella cloth is covered among the main umbrella ribs, an umbrella belt is sewn on the surface of the umbrella cloth, the umbrella tail is connected with an umbrella handle through a middle column, and the umbrella tail is connected with an umbrella handle through the middle column. A main honeycomb sliding up and down is arranged on the middle column, a main umbrella rib traction line penetrates through the main honeycomb, an illumination sensor is arranged on the main umbrella rib and connected with a main controller arranged at the bottom of the umbrella handle, the main controller controls a sunshade angle adjusting device, and the sunshade angle adjusting device is used for adju