Label viscosity testing device

The utility model belongs to the technical field of label viscosity testing, and particularly relates to a label viscosity testing device which comprises a label viscosity testing device body, a viscosity testing assembly is arranged in the label viscosity testing device body, and a tension adjusting assembly is installed at the top of the label viscosity testing device body. A tension fixing assembly is arranged on the side of the tension adjusting assembly; the viscosity test assembly comprises a tension meter, an anti-falling hook connecting block, a hook rotating shaft, an automatic closing clip, a clip spring, a hook main body, a test plate, a test label and a label placing area, the bottom of the tension meter is fixedly connected with the anti-falling hook connecting block, and the bottom of the anti-falling hook connecting block is movably connected with the hook rotating shaft; the bottom of the hook rotating shaft is movably connected with an automatic closing clip; according to the utility model, t