Hydraulic bar bending machine convenient to adjust

The hydraulic row bending machine convenient to adjust comprises an upper support, two lower supports are fixedly connected to the bottom end of the upper support, a fixed seat is fixedly connected to one side of a guide sliding block, a mounting cross rod is fixedly arranged in the fixed seat, and a supporting cylinder is fixedly mounted at one end of a supporting rod; the structure of an existing bar bending machine is improved, the guide sliding block sliding in the guide groove is arranged on the side of the lower support, the installation transverse rod and the supporting cylinder are installed on one side of the guide sliding block through the fixing base, and when the position of the supporting cylinder needs to be adjusted, a traction knob on one side can be rotated, and the supporting cylinder can be fixed. The traction rod is driven to rotate, the installation cross rod is driven to move through the traction rod, when the installation cross rod moves, the supporting cylinder is driven to move, the s