The present application relates to weight detection equipment technical field, especially weighing and carrying device. The weighing and carrying device includes weighing mechanism and clamping mechanism, the clamping mechanism can clamp workpiece, the weighing mechanism includes weighing sensor, carrier, suspension piece, jacking structure and positioning piece, the carrier is fixed at the deformation end of the weighing sensor, the suspension piece can be suspended with the carrier, the jacking structure can drive the suspension piece and the carrier to separate, the suspension piece is fixed with the clamping mechanism, the weighing and carrying device has first protection mode and second protection mode, in the first protection mode, the carrier and the weighing sensor are fixed with the positioning piece, the suspension piece is separated from the carrier, in the second protection mode, the weighing and carrying device is switched between the first working state and the second working state, in the first working state, the suspension piece is fixed with the positioning piece, the suspension piece is separated from the carrier, in the second working state, the suspension piece is fixed with the positioning piece, and the suspension piece is suspended with the carrier.