Reinforcement cage hoisting device for pile foundation construction

The invention relates to the technical field of building construction, and discloses a reinforcement cage hoisting device for pile foundation construction. The device comprises a mounting plate, a hoisting mechanism and a suspension mechanism; the hoisting mechanism is arranged on the side, away from the ground, of the mounting plate, and comprises supporting plates arranged at the two ends of the mounting plate, the ends, away from the mounting plate, of the supporting plates are rotationally connected to a rotating shaft, a first driving wheel is arranged in the middle of the rotating shaft, second driving wheels are arranged on the two sides of the rotating shaft, receding grooves are formed in the middle and the two sides of the mounting plate, first fixing plates are arranged on the two sides of the receding groove, and first sliding grooves are formed in the middles of the first fixing plates; and the suspension mechanism is arranged on the side, close to the ground, of the mounting plate and comprises