Multifunctional measuring device for detecting transfer case

The invention provides a multifunctional measuring device for detecting a transfer case. The multifunctional measuring device comprises a mounting position; the first measuring mechanism comprises a first displacement detection head, a first displacement sensor connected with the first displacement detection head, a second displacement detection head and a second displacement sensor connected with the second displacement detection head; the second measuring mechanism comprises a rotary driving piece, a shell, a rotating shaft and a nut sleeve matched with the flange, the rotating shaft is located in the shell, one end of the rotating shaft is connected with the rotary driving piece through a torque sensor, and the other end of the rotating shaft is movably connected with the nut sleeve; an expansion core is arranged outside the nut sleeve, an expansion sleeve is arranged at one end of the expansion core, and the other end of the expansion core is connected with the rotating shaft; the shell is also connected