Automatic feeding and discharging truss device

The utility model relates to the technical field of feeding and discharging of machine tools, and provides an automatic feeding and discharging truss device which aims at solving the problems that in the prior art, feeding and discharging of machine tool equipment are conducted manually, working intensity is large, production efficiency is low, and certain dangerousness exists, and the automatic feeding and discharging truss device comprises a truss assembly, an oil receiving groove guardrail, a moving assembly and a grabbing assembly. The truss assembly comprises a first truss and a second truss, and the first truss and the second truss are both installed on the stand columns. The oil receiving groove guardrail is mounted on the truss assembly; the moving assembly is installed on the truss assembly through a linear guide rail, the moving assembly comprises an X-axis moving assembly, a Y-axis moving assembly and a Z-axis moving assembly, and the Z-axis moving assembly comprises a first Z-axis moving assembly