Hydraulic retarder middle cover side face hole machining, positioning and clamping device

The utility model belongs to mechanical manufacturing process equipment, and particularly relates to a hydraulic retarder middle cover side face hole machining, positioning and clamping device. The front end face of the bottom plate is fixedly connected with the lower end of the vertical plate, the rib plates are fixedly installed on the left side and the right side of the upper face of the bottom plate respectively, the front side faces of the upper end and the lower end of each rib plate are fixedly connected with the rear side face of the vertical plate respectively, the oil way block is installed on the bottom plate outside the right rib plate, and the limiting pin is installed on the limiting flange. The hydraulic retarder middle cover side face hole machining, positioning and clamping device is simple in structure and capable of preventing part clamping deformation, time and labor are saved during clamping, machining quality can be effectively guaranteed, meanwhile, production efficiency can be greatly