Three-jaw electric gripping apparatus and automatic rotary gripping crane

The utility model discloses a three-jaw electric gripping apparatus and an automatic rotary gripping crane, which belong to the technical field of cranes, and comprise a power assembly and a gripping assembly connected with the power assembly, and the power assembly is used for driving the gripping assembly to rotate; the rotary supporting assembly is connected with the grabbing assembly so as to fix the grabbing assembly; the grabbing assembly comprises a circular fixing disc and a plurality of sets of grabbing claws arranged on the fixing disc. The grabbing claw is of an L-shaped structure, and an extraction groove matched with the extraction rod is formed in the horizontal section of the grabbing claw. The central axes of all the sets of extraction grooves in the horizontal direction intersect, and the intersection point and the rotating center of the grabbing assembly are located on the same vertical line. The technical problems that grabbing equipment is low in grabbing precision and poor in stability af