Tobacco leaf harvester with lifting platform mechanism

The utility model provides a tobacco leaf harvesting machine with a lifting platform mechanism. The lifting platform mechanism comprises two parallel four-bar mechanisms; the parallel four-bar mechanism is composed of a front lifting arm, an upper beam, a rear lifting arm and a main beam in the rack. The front lifting arm and the rear lifting arm are hinged to the main beam; a lifting platform hydraulic cylinder is arranged at the rear lifting arm; a front beam is welded at the front end of the upper beam; a harvesting suspension bracket is arranged in the middle of the upper beam; a rear beamis arranged at the rear end of the upper beam; a conveying suspension bracket is arranged on the front beam; a conveying support is arranged on the rear beam; the harvesting suspension frame is connected with a harvesting mechanism; the conveying suspension frame and the conveying support are fixedly connected with the conveying mechanism. The harvesting mechanism is controlled through the lifting platform and adjusted a