Can feeding mechanism capable of preventing cans from being blocked

The utility model is applicable to the technical field of marine product processing, and provides a can feeding mechanism capable of preventing cans from being blocked, which comprises a conveying belt arranged on a conveying frame, a plurality of cans and bottles are conveyed on the conveying belt, one side of the conveying frame is fixedly connected with a first fixing plate and a second fixing plate, and a threaded rod is rotatably connected between the first fixing plate and the second fixing plate. The threaded rod penetrates out of the second fixing plate and then is connected with a driving motor. The part, located between the first fixing plate and the second fixing plate, of the threaded rod is sleeved with a plurality of positioning blocks in a threaded mode. The bottoms of the multiple positioning blocks are connected through a connecting rod structure, the top of each positioning block is provided with a movable positioning assembly, and each movable positioning assembly abuts against one side of