Frame body deviation adjusting device for crawler belt structure

The invention discloses a frame body deviation adjusting device for a track structure, which comprises an embracing frame arranged at the end part of a vehicle main shaft, a connecting mechanism used for forming a frame body structure together with the embracing frame, a deviation adjusting mechanism used for adjusting the deviation of the connecting mechanism, and a mounting mechanism used for providing mounting support for a lower frame, the connecting mechanism is assembled at the end, away from a vehicle main shaft, of the embracing frame, the deviation adjusting mechanism is arranged between the embracing frame and the connecting mechanism, and the mounting mechanism is arranged on the side, away from the embracing frame, of the connecting mechanism. The strength and stability of the crawler device are guaranteed, the deviation adjusting mechanism is arranged to be matched with the mounting mechanism, a positioning pin in a deviation adjusting cavity can be adjusted through an adjusting rod, accordingly,