Abstract: The present application discloses a four-directional drilling machine, comprising a main frame, a main machine platform, flange-type hydraulic cylinders, linear bearings, hydraulic piston rods, guide rods, nuts A, an upper pressure plate, drill bushings A, nuts B, monoblock drilling machines A, an upper supporting plate, positioning stop blocks, adjustable base assemblies, a left supporting plate, a drill bushing B, a right supporting plate and the like.

Abstract: Disclosed is an improved automatic hub forging die lubricant cleaning device, comprising a lifting hydraulic cylinder, a limiting block, a hinge A, a hydraulic piston rod, a fixed connecting rod, a hinge shaft, a connecting plate, a hydraulic cylinder, a hinge B and the like. The device has the advantages that the labor efficiency is improved, the production intensity is reduced, and the generality is strong; and corresponding cleaning scrapers can be set according to the surface shapes of different hub dies and only need to be replaced via general bolt connectors, so that the cost of equipment is reduced.

Abstract: The present application discloses a four-directional drilling machine, comprising a main frame, a main machine platform, flange-type hydraulic cylinders, linear bearings, hydraulic piston rods, guide rods, nuts A, an upper pressure plate, drill bushings A, nuts B, monoblock drilling machines A, an upper supporting plate, positioning stop blocks, adjustable base assemblies, a left supporting plate, a drill bushing B, a right supporting plate and the like.