Automatic stacking mechanism for round pipes

The utility model provides an automatic round tube stacking mechanism, which belongs to the field of stacking mechanisms and comprises a linkage stacking mechanism, a roller conveying line, a cylinder connecting rod mechanism and a counting platform, the roller conveying line is linked with one side of the stacking mechanism, the cylinder connecting rod mechanism is arranged on the linkage stacking mechanism, and the counting platform is arranged on the other side of the linkage stacking mechanism. A shifting fork is arranged at one end of the counting platform, a check block is arranged at the other end of the counting platform, a pallet fork is arranged on the counting platform, the linkage stacking mechanism comprises a base, a guide column, a jacking and descending power device and a linear guide rail are arranged on the base, a linkage seat is arranged on the linear guide rail, and a linkage wheel and a supporting frame are arranged at the top end of the guide column and the top end of the jacking and de