The invention discloses a large-sized hydraulic linear lifting platform. The large-sized hydraulic linear lifting platform is characterized by comprising a lifting platform body, a frame, buffering devices, a servo hydraulic cylinder, linear roller bearings, balance devices and guide devices, wherein the servo hydraulic cylinder is arranged at the bottom end of the lifting platform body, the frameis provided with four vertical guide columns, the guiding devices are installed on the outer sides of the guide columns, the four side faces of the lifting platform body are both provided with guiderings, the linear roller bearings and the balance devices are installed inside the guide rings, the linear roller bearings and the guide device are in rolling fit, and the large-sized hydraulic lifting platform is further provided with the buffering devices achieving a protection function. The large-sized hydraulic linear lifting platform can guarantee work stability and safety and is suitable forhigh-speed heavy-load scenes and capable of achieving rapid ascending and descending simulation of an aircraft and an underwater vehicle.