Snakelike coupling slotting device

A slotting device for a snakelike coupling belongs to the technical field of snakelike couplings and comprises a mounting platform, a transfer mechanism, an adjustable slotting mechanism and a clamping mechanism, the transfer mechanism and the clamping mechanism are arranged at the front end and the rear end of the mounting platform respectively, the adjustable slotting mechanism is arranged on the transfer mechanism, and the clamping mechanism is arranged on the adjustable slotting mechanism. The adjustable grooving mechanism comprises an adjusting seat, a sliding plate, a first telescopic adjusting piece, a second telescopic adjusting piece and a grooving assembly, a transverse sliding groove is formed in the adjusting seat in the length direction of the adjusting seat, the sliding plate is slidably clamped in the transverse sliding groove, a connecting plate is fixedly arranged at the end of the adjusting seat, and the sliding plate and the connecting plate are connected through the first telescopic adjust