Automatic material supply device for secondary batteries

An automatic material supply device for a secondary battery, the device comprising:

• a material supply reel configured to enable a wound material for the secondary battery to be loaded;
• a material pulling part configured to pick up an end of a newly wound material for the secondary battery loaded on the material supply reel, and configured to pull the material a predetermined distance;
• and
• a material transfer part configured to hold a side of the material pulled out by the material pulling part, and configured to pull the material to a material connector,
• wherein the material pulling part comprises:
• a first pulling part configured to hold and move an outer excess of the wound material for the secondary battery;
• and
• a second pulling part configured to hold a portion of the material pulled out by the first pulling part and transfer it to the material transfer part,
• wherein the first pulling part comprises a first interference avoidance part configured to cause the first pulling part to be removed from a transfer path of the material when the second pulling part holds the material.