Blocking device for sagger loading of lithium battery positive electrode material

The invention discloses a blocking device for sagger loading of a lithium battery positive electrode material, which relates to the field of lithium battery materials, comprises a rack, and a limiting groove and a blocking device which are arranged on the rack, and is characterized in that a blocking driving assembly is arranged between the limiting groove and the blocking device; the upper guide plate and the lower guide plate are respectively limited on a guide column of the rack in a sliding manner and are connected with the blocking device; the lower guide plate is connected with the limiting groove; the linear driving device is arranged at the top of the rack and is connected with the upper guide plate; and the middle driving assembly is arranged between the upper guide plate and the lower guide plate and is used for simultaneously driving the upper guide plate and the lower guide plate to move towards the middle part or two ends of the guide column by virtue of the linear driving device. By designing th