Device for detecting binding strength of film and paper of coated paper

The utility model provides a device for detecting the binding strength of film and paper of coated paper, which comprises a fixed table, a support frame, a balancing weight, a first clamping component and a second clamping component, a horizontal adjusting component is arranged at the bottom of the fixed table, one end of the support frame is fixed on the fixed table, and the other end of the support frame is fixed on the second clamping component. One end of the supporting frame is connected with the balancing weight, the other end of the supporting frame is connected with the first clamping assembly, the first clamping assembly is used for clamping one end of raw paper of coated paper, the balancing weight is connected with the second clamping assembly through a connecting rope, and the second clamping assembly is used for clamping one end of a PE film of the coated paper. The second clamping assembly is located below the first clamping assembly. The PE film stripped by the balancing weight and the pendant