Tree supporting frame device and using method thereof

The invention discloses a tree supporting frame device and a using method thereof, and belongs to the technical field of supporting frames, the tree supporting frame device further comprises a supporting ring, a gasket is fixedly connected to the interior of the supporting ring, auxiliary supporting legs are fixedly connected to the top of the supporting ring, and an adjusting mechanism is arranged on one side of the supporting ring and comprises a driving part, an adjusting part and a cutting part; the cutting part comprises a connecting plate connected with the driving part, a first sliding rod is arranged at the top of the connecting plate, a cutting knife is fixedly connected to the top end of the first sliding rod, the driving part specifically comprises a gear ring rotationally arranged on the outer side of a supporting ring in a sleeving mode, and the connecting plate is connected with the gear ring through an adjusting part. According to the technical scheme, the gasket can be annularly cut, so that t