Bag supply warehouse and bagging machine using same

The utility model provides a bag supply warehouse and a bagging machine using the same, and relates to the technical field of packaging machine equipment, the bag supply warehouse comprises a lifting device, a plurality of supporting plates and a bag clamping and pulling device, the plurality of supporting plates are assembled on the lifting device at intervals up and down, and the supporting plates are configured to place spare bags; the bag clamping and pulling device is assembled on one side of the lifting device, and the bag clamping and pulling device is configured to clamp and drag the spare bags on the supporting plate to a bag storage platform of the bagging machine; the lifting device is configured to drive the multiple supporting plates to ascend and descend, and after the spare bag on the current supporting plate is dragged by the bag clamping and pulling device to leave the current supporting plate, the lifting device drives the next supporting plate to be in butt joint with the bag clamping and p