Hoisting and positioning device for hot jacket

The utility model relates to the technical field of hot jacket assembly, in particular to a hot jacket hoisting and positioning device which comprises a round shell, three sliding rails which are arranged in a circumferential mode are fixedly arranged on the outer side of the round shell in an inserted mode, sliding blocks are connected to the inner sides of the three sliding rails in a sliding mode, and pull rods extending into the round shell are fixed to one ends of the three sliding blocks. A clamping adjusting mechanism is arranged between the three pull rods and the round shell, a clamping plate is fixed to one side of each sliding block, a centering and aligning mechanism is arranged at one end of each clamping plate, and each clamping adjusting mechanism comprises a motor which is installed on one side in the round shell and located in the center position. The clamping device is novel in design and ingenious in structure, the circle center of the shaft part is aligned with the center hole of the clamp