公开(公告)号：US20220106146A1

公开(公告)日：2022-04-07

申请号：US17426667

申请日：2019-12-11

申请人： MITSUBISHI HEAVY INDUSTRIES MACHINERY SYSTEMS, LTD.

发明人： Hiroyuki KANAZAWA ,  Yoshitomo NODA ,  Tomohiro AKAKI ,  Koshi TANIMOTO ,  Hideaki NAGAI ,  Makoto SHIMOHATSUBO

IPC分类号： B65H31/10 ,  B31B50/94 ,  B65H29/24 ,  B65H31/34 ,  B65H33/00

摘要： The present invention provides a sheet stacking device, a counter-ejector, and a carton former and is provided with: a hopper unit that stacks cardboard boxes; feed rollers that feed a cardboard box to the hopper unit; a first blower device that blows air from above the hopper unit toward the cardboard box fed by the feed rollers; and a second blower device that blows air between the cardboard box stacked in the hopper unit and the cardboard box fed by the feed roller.