Patent ID: 11932506
Assignee: MITSUBISHI HEAVY INDUSTRIES MACHINERY SYSTEMS, LTD.
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A sheet stacking device comprising:
a hopper unit in which a box making sheet material is stacked;
a feeding unit that feeds the box making sheet material to the hopper unit;
a first blowing device that blows air from above the hopper unit toward the box making sheet material fed by the feeding unit; and
a second blowing device that blows air between the box making sheet material stacked in the hopper unit and the box making sheet material fed by the feeding unit,
wherein a control device that operates and controls the first blowing device and the second blowing device is provided, a receiving table for receiving and stacking a box making sheet material is disposed in the hopper unit, the receiving table is capable of being raised and lowered by a lifting device, and the control device activates, from a stopped state, the second blowing device in response to the receiving table in which the box making sheet material is stacked being lowered by a lifting device.