Sucker type gripper structure and bottle cap feeding device

The utility model relates to the technical field of suction cups, in particular to a suction cup type gripper structure and a bottle cap feeding device.The suction cup type gripper structure comprises a sponge suction cup which comprises a suction cup bottom plate and first suction cups, and the first suction cups correspond to workpieces one to one and are used for adsorbing and reversely blowing the workpieces; the second suction cups and the first suction cups are arranged in a staggered mode, and the second suction cups are used for conducting adsorption and reverse blowing on the tray pieces; the driving air cylinder is arranged on the suction cup bottom plate and connected with the second suction cup, and the driving air cylinder can drive the second suction cup to move in the vertical direction. According to the feeding device, the workpieces can be automatically taken out of the tray piece, meanwhile, after taking is completed, the workpieces can continue to be fed to the designated position, and ther