Grounding trunk line bending tool

The utility model provides a grounding trunk line bending tool which comprises a base, a jack arranged on the base, a left supporting column and a right supporting column, the left supporting column and the right supporting column are welded to the base and located on the two sides of the jack, a fixing frame is arranged between the left supporting column and the right supporting column, and a vertical fixing clamping plate is welded to the inner side of the lower portion of the fixing frame. A bending clamping groove is formed between the fixing clamping plate and the jack and comprises a left clamping groove and a right clamping groove which are connected with the left supporting column and the right supporting column in a clamped mode respectively, and bending assemblies arranged on the left clamping groove and the right clamping groove. The grounding main line bending device is simple in structure, reasonable in design, stable in structure, capable of rapidly bending a grounding main line, high in constru