Air filter pressing tool

The utility model relates to an air filter press fitting tool which comprises an upper die, a lower die and a press fitting mechanism. And the upper die and the lower die can be closed together. During working, a metal ring is manually placed on the positioning column, and then the positioning column retracts back to the first base. And then, the worker puts the lower part of the product into the second profiling groove of the lower die, puts the upper part of the product into the first profiling groove of the upper die, and sucks the upper part of the product through the suction nozzle. The upper die and the lower die are closed, so that the upper part and the lower part of the product are buckled together in a balanced stress manner, and the product is effectively prevented from being crushed. After buckling is completed, the positioning column extends out of the first base to enable the metal ring to penetrate into a product installation hole, the press-fitting head moves towards the first base, and then t