Abstract: Disclosed is a folding bed, comprising a connecting rod assembly, a folding bed frame, a thigh board, a shank board and a first driving device, thigh board is rotatably connected to shank board; connecting rod assembly comprises two first connecting rods, two second connecting rods and a first linking rod, one end of the first connecting rod is slidably connected to shank board, and another end is rotatably connected to the folding bed frame; one end of the second connecting rod is rotatably connected to the first connecting rod, another end of the second connecting rod is used for driving thigh board of the folding bed to rotate, and the two ends of first linking rod are fixedly connected to the two first connecting rods, respectively; the first driving device is used for pushing the first linking rod to drive shank board and thigh board to move.