Convenient-to-replace hoisting device for casting automatic distribution box

The utility model discloses a convenient-to-replace hoisting device for casting an automatic distribution box, which comprises a rack, the rack is fixedly arranged on the ground, the upper end of the rack is connected with a cart mechanism in a sliding manner, and the inner side of the cart mechanism is provided with a fixed plate; the winch is installed at the lower end of the fixing plate in a sliding mode, the lower end of the winch is connected with an iron chain with a traction function in a winding mode, the head section of the iron chain and the outer side of the lower end of the winch are mutually fixed, and the lower end of the iron chain is fixedly connected with an installation block; the lifting hook is installed at the lower end of the installation block in a clamped mode, the rear end of the fixing plate is fixedly connected with the winch, a connecting rod and a movable block are further arranged in the installation block, and the movable block is installed on the outer side of the movable bloc