Strain gauge adsorption pasting device

The utility model discloses a strain gauge adsorption and pasting device, relates to the field of measurement, and solves the problem of how to accurately and stably paste a strain gauge to the bottom of a drill hole. The technical scheme adopted by the utility model is as follows: the strain gauge adsorption pasting device comprises a tubular shell, the rear end of the shell is provided with a fan capable of forming negative pressure in the inner cavity of the shell, the front end of the shell is fixedly provided with a strain gauge adsorption plate, or the front end of the shell is fixedly connected with an extension tube, and the tube cavity of the extension tube is communicated and sealed with the inner cavity of the shell; a strain gauge adsorption plate is fixedly arranged at one end, away from the shell, of the extension pipe; the surface, back to the shell, of the strainmeter adsorption plate is a strainmeter adsorption surface, the strainmeter adsorption surface is a plane and is perpendicular to the