Flat welding evaluation workbench

The invention discloses a flat welding evaluation workbench. The workbench is characterized by mainly comprising a camera assembly, a moving assembly, a rotating mechanism, a protective cover assemblyand a round steel supporting column assembly, wherein the protective cover assembly is connected with a transverse frame and a reinforcing plate, the transverse frame and the reinforcing plate are connected with a supporting column, a linear guide rail, and a stepping motor and a bearing seat are fixed on the transverse frame and the reinforcing plate; the camera assembly is connected with the linear guide rail through a cloud platform and a sliding block, when the stepping motor drives a lead screw to rotate, the lead screw drives the sliding block to linearly move along the linear guide rail, and the camera assembly moves along with the sliding block; and connecting round steel is connected with rotating damping seats, rotating damping assemblies and discs through a side plate, and angle change can be generated