Flatness detection platform

The utility model relates to the technical field of chain production, in particular to a flatness detection table which comprises a base, a sliding groove, a rail, a sliding block, a rotary connectingpiece, a stand column, a connecting rod and a flatness detector. Mounting plates are arranged at the front end and the rear end of the sliding groove and fixed to the base through bolts. A buffer device is fixedly welded to the side face, close to the sliding block, of the mounting plate, the buffer device comprises a check block, a mounting block and a first spring, the first spring is fixedly welded to the mounting plate, the check block is slidably mounted in the first spring, and the mounting block is further arranged in the first spring; a positioning groove is formed in the left side ofthe upper end face of the base, and a clamping mechanism is fixedly welded in the positioning groove. The chain plate flatness detection device is simple in structure principle, can greatly improve the chain plate flatness de