Strain gauge mounting rod and mounting method

The invention relates to the field of stress measuring devices, and provides a strain gauge mounting rod and a mounting method, the strain gauge mounting rod comprises a fixing assembly, the fixing assembly comprises a connecting piece, and the end part of the connecting piece is provided with a clamping part matched with a bulge on a strain gauge; the positioning assembly comprises a horizontally-arranged supporting shaft, an angle scale and a self-drooping pointer, the angle scale and the self-drooping pointer are arranged on the supporting shaft, the angle scale is connected with the fixing assembly and can rotate in the circumferential direction along with the fixing assembly, and the self-drooping pointer is hung in the vertical direction based on the gravity of the self-drooping pointer; the camera shooting assembly is arranged on the outer side of the self-drooping pointer and used for shooting the positioning assembly; and the camera component is in communication connection with the display unit. The