The invention discloses a bamboo stick bending shaping device. The device comprises a rack, a u-shaped fixed mold is connected to the rack, a movable mold corresponding to the fixed mold is arranged above the fixed mold, a connecting frame is arranged above the movable mold, a hydraulic cylinder A is connected between the connecting frame and the movable mold, a clamping groove is formed in the top end of the fixed mold, one side of the clamping groove is connected with an inclined guide groove, a limiting plate is connected to the guide groove, two sets of hydraulic cylinders B distributed inthe direction of the guide groove are connected to the limiting plate, a steam cavity is formed in the guide groove, a steam pipe is connected to the steam cavity, a guide cavity is arranged in the fixed mold, an electromagnetic gate is arranged at the position, corresponding to the top end of the guide cavity, of the fixed mold, a clamp is arranged in the guide cavity, a hydraulic cylinder is arranged at the bottom end of the guide cavity, the top end of the hydraulic cylinder C is connected with a push plate, and the push plate is arranged in the guide cavity. Operation is facilitated, andthe beneficial effects that the shaping effect is good, and work efficiency is high are achieved.