Crab pot vibration device capable of shaking off crabs

The invention provides a crab pot vibration device capable of shaking off crabs. The crab cage impact device is of a gantry type structure and comprises a crab cage clamping module, a crab cage high-speed impact module, a crab cage conveying module and a rack. The crab cage clamping module is used for clamping and loosening a crab cage and comprises four self-centering clamping jaws, a synchronous moving arm unit and a clamping jaw limiting unit. The crab pot high-speed impact module is used for achieving high-speed movement and impact of a crab pot and comprises a jacking air cylinder unit, a guiding movement unit and a clamping jaw impact wall unit. The crab pot conveying module is used for achieving flowing of crab pots and comprises a conveying belt unit and an intelligent recognition unit. Multiple times of vibration and impact of the crab pot are completed through the device, efficient and automatic separation of the crab pot and crabs is achieved, and the safety and economical efficiency of fishery pro