Cast aluminum end plate for soft package large module

The utility model discloses a cast aluminum end plate for a soft package large module, which comprises a cast aluminum end plate body, the cast aluminum end plate body comprises a base plate and a reinforcing rib which are integrally formed, the base plate is arranged in the expansion direction of the thickness of a battery cell in the whole soft package large module, and the reinforcing rib is positioned on the outer side surface of the base plate; the cast aluminum end plate body is provided with a ribbon clamping groove which is convenient for the cast aluminum end plate body to be bound with the whole soft package large module through a stainless steel ribbon. According to the utility model, the strength of the cast aluminum end plate body is improved, so that the cast aluminum end plate body can bear the expansion deformation force of a battery cell, and the substrate is arranged in the expansion direction of the thickness of the battery cell in the whole soft package large module, so that the stress con