Bolt connecting mechanism and feed harvester

The utility model relates to the technical field of agricultural mechanical equipment, in particular to a bolt connecting mechanism and a feed harvester, and the bolt connecting mechanism comprises a fastener which penetrates through a first to-be-connected piece in a non-rotating manner; the fastener comprises an end stop piece and a rod part connected with the end stop piece, and a clamping part is formed at the end, connected with the end stop piece, of the rod part; a through hole is formed in the limiting piece, the clamping part is arranged in the through hole in a penetrating mode, and the end stopping piece can abut against the limiting piece; the rotary connecting assembly is connected with the second to-be-connected piece and used for enabling the second to-be-connected piece to move relative to the first to-be-connected piece; and the locking piece is used for locking the fastening piece, the first piece to be connected and the limiting piece. According to the bolt connecting mechanism, the first t