Control valve component and valve body collision durability detection device

The invention relates to a control valve part and valve body collision durability detection device, and belongs to the field of vacuum booster detection machinery. The bottom end of the connecting rod set is fixedly connected with the upper face of the workbench, the positioning disc is fixedly connected with the top end of the connecting rod set through a nut, the air cylinder is fixed below the workbench through a bolt, the ejector rod is fixedly connected with a connecting rod of the air cylinder through threads, the ejector rod is located below the positioning disc, and the bottom ends of the supporting columns are fixedly connected with the upper face of the workbench. The supporting plates are fixedly connected with the top ends of the supporting columns respectively, the positioning seats are fixed below the supporting plates respectively, the positioning rods are fixedly connected with the lower portions of the positioning seats, and the positioning rods are located above the positioning disc. The dev