Enclosure frame, battery, electric equipment, and manufacturing method and manufacturing equipment of enclosure frame

The invention relates to an enclosure frame, a battery, electric equipment, and a manufacturing method and manufacturing equipment of the enclosure frame, and belongs to the technical field of batteries. The enclosure frame is used for a battery, and the enclosure frame comprises a pair of side plates which are oppositely arranged along a first direction; the pair of end plates are oppositely arranged along a second direction perpendicular to the first direction, and the end plates are arranged between the pair of side plates; wherein the two ends, in the first direction, of the end plate are each provided with a first groove, the side, facing the end plate, of the side plate is provided with a first protrusion, or the two ends, in the first direction, of the end plate are each provided with a first protrusion, and the side, facing the end plate, of the side plate is provided with a first groove; the first protrusion is configured to be embedded into the first groove so as to limit the end plate to move relat