Intelligent grading catching device for crayfishes

The utility model discloses a crayfish intelligent grading catching device, relates to crayfish catching technical field, including base, connecting block, placing box, support plate and support frame, the top of base is provided with first drive component, the bottom of support plate is provided with second drive component, the support frame is provided with the first drive component, the second drive component is provided with the second drive component. A fishing grading assembly is arranged at the bottom of the connecting block; the first driving assembly is used for enabling the supporting frame to move left and right, the second driving assembly is used for enabling the placing box to move up and down, and the catching and grading assembly is used for catching the crayfishes and grading the sizes of the crayfishes. The device can automatically catch crayfishes, the labor intensity of workers is reduced, then the task load of the workers is reduced, the crayfishes can be graded according to the size, the