Abrasion loss detection device for gyratory crusher

The utility model discloses an abrasion loss detection device for a gyratory crusher, which comprises a crusher spindle, a rolling mortar wall, a crushing wall and a piston, wherein the rolling mortar wall is fixed on a crusher frame, the crushing wall is fixedly connected with the spindle, the piston is connected with the lower end of the spindle, and a piston displacement sensor is arranged on the piston at the bottom of the crusher. In the abrasion loss detection device, the displacement sensor is arranged at the bottom of the gyratory crusher to monitor the height of the piston, the structural design of the gyratory crusher does not need to be changed, the whole structure of the original crusher is not damaged, the abrasion loss detection device can be used after displacement sensing equipment of the displacement sensor is installed in place, the structure design is reasonable, the installation and processing difficulties are low, abrasion loss can be obtained visibly and accurately, the labor intensity o