Fixing device of automobile wire harness frame

The invention discloses a fixing device for an automobile wire harness frame, and relates to the technical field of automobile accessories, the fixing device comprises a chassis and a splicing assembly, a base is fixedly connected above the chassis, fixing bolts are symmetrically arranged on the left and right sides of the base, and splicing strips are symmetrically and fixedly connected to the front and rear sides of the left wall of the base; clamping holes are symmetrically formed in the upper side and the lower side of the splicing strip, the splicing assemblies are symmetrically arranged on the front side and the rear side of the right wall of the base, a containing groove is formed in the lower portion of the base, a sliding groove is formed in the upper portion of the containing groove, sliding rails are symmetrically arranged on the left side and the right side of the sliding groove, sliding blocks are slidably connected into the sliding rails, and a clamping block is fixedly connected between the sli