Magnetic navigation sensor height automatic adjustment device for AGV trolley

The invention discloses a magnetic navigation sensor height automatic adjusting device of an AGV trolley, which belongs to the technical field of a conveyor. A suspension adjust device is mainly composed of a suspension adjust device, A magnetic navigation sensor and an electromagnet adjust device are arranged on that suspension adjust device, the electromagnet adjusting device comprises a pullingpost, A magnetic box shell is arrange above that pulling column, A movable plate and more than one electromagnet are arranged in the housing of the electromagnetic box, A long strip hole is arrange on that movable plate, a guide column is arranged in the long strip hole, the guide column is fixedly connected with the electromagnetic box shell, the upper end of the pull column passes through the bottom of the electromagnetic box shell and is hinged with the lower part of the movable plate, one end of the electromagnet is in contact with the electromagnetic box shell, and a spring of the otherend of the electromagnet i