Multi-positioning cart docking mechanism

The utility model discloses a multi-positioning trolley butt joint mechanism, and aims to provide a trolley butt joint mechanism which has a precise positioning function in the X direction, the Y direction and the Z direction and can be used for feeding and discharging of various trolleys. The butt joint device comprises a cart and a butt joint module, the cart is matched with the working end of the butt joint module, connecting plates are arranged on the two sides of the top of the cart, a plurality of guide wheels are arranged on the lower end faces of the connecting plates, the butt joint module comprises a butt joint support and a guide rail, and the guide rail is arranged on the upper end face of the butt joint support. The guide wheels are matched with the guide rails, a power module is arranged on the upper end face of the butt joint support, and a limiting claw is movably arranged at the movable end of the power module. The trolley positioning device is applied to the technical field of trolley positi