Buffer supply device for article packing apparatus capable of supplying a predetermined amount of buffer

The present invention relates to a buffer material supply device for an article packaging apparatus. An object of the present invention is to provide the buffer material supply device for the article packaging apparatus, which is capable of quantitatively supplying a buffer material to a calculated empty interior space of a packaging box. As the buffer material supply device for the article packaging apparatus for packaging by filling the buffer material in the empty interior space of the packaging box into which an article is put, the present invention provides the buffer material supply device for the article packaging apparatus comprising: a hopper wherein the buffer material is supplied and stored; a buffer material receiving unit provided in communication with the hopper and receiving the buffer material stored in the hopper; and an opening/closing plate which forms a volume in the buffer material receiving unit to correspond to the volume of the empty interior space of the packaging box into which the article is put while moving up and down in the buffer material receiving unit. 본 발명은 물품 포장 장치용 완충재 공급 장치에 관한 것으로서, 물품이 투입된 포장 박스의 빈 내부 공간에 완충재를 충전하여 포장하는 물품 포장 장치용 완충재 공급 장치로서, 완충재가 공급되어 저장되는 호퍼; 호퍼에 연통되게 구비되어 호퍼에 저장된 완충재를 공급받는 완충재 수용부; 완충재 수용부 내에서 상하로 이동되면서 완충재 수용부 내의 체적을 물품이 투입된 포장 박스의 빈 내부 공간의 체적과 대응되게 형성하는 개폐판;을 포함하는 물품 포장 장치용 완충재 공급 장치를 제공한다.