Electromechanical yarn strength measuring device

The utility model discloses an electromechanical yarn strength measuring device, comprising a box body, a mounting plate, a tension spring, a stop microswitch, an original point support, a conversion microswitch, a pulling-up device, a pulling-down device and a control circuit, wherein the panel is arranged on the front surface of the box body, the pulling-up device, the pulling-down device and the control circuit are arranged in the box body, and the pulling-up device and the pulling-down device are respectively connected with the control circuit. The electromechanical yarn strength measuring device disclosed by the utility model has the characteristics of being compact in structure, low in cost, convenient to use, capable of simultaneously measuring the maximum tension force and tensile extension amount when a yarn is broken, and the like.