Automatic diaphragm dismounting and mounting device and diaphragm clamping system

The utility model relates to the field of wind tunnel test accessories, in particular to an automatic diaphragm dismounting device and a diaphragm clamping system. The dismounting and mounting device comprises film feeding heads which are arranged on the two sides of a film mounting and dismounting position of the film clamping system respectively, and a film sucking and releasing device is arranged on each film feeding head and used for being in axial positioning fit with a film fixing cylinder of the film clamping system and dismounting and mounting a film from the film fixing cylinder. A membrane to be mounted is positioned through the membrane feeding head before the membrane fixing barrel reaches a corresponding position, the membrane is positioned through cooperation of the membrane feeding head and the membrane fixing barrel, the membrane is adsorbed, fixed and released through the adsorption and release device, the membrane can be left in the membrane fixing barrel after being released, and the membra