MANUFACTURING METHOD AND MANUFACTURING DEVICE FOR SHEET-LIKE CUSHIONING MATERIAL, AND SHEET-LIKE CUSHIONING MATERIAL

To provide a manufacturing device or the like for a sheet-like cushioning material.SOLUTION: A manufacturing device 101 for a sheet-like cushioning material 701 includes: conveyance means for continuously conveying a first base material 11 made of a roll-shaped thermoplastic resin and a second base material 12 made of a roll-shaped thermoplastic resin to make a lamination material 13 in which the first base material 11 and the second base material 12 are superimposed; welding means 41 for welding the lamination material 13 to provide a welded part; and processing means 51 for processing a cut part of the sheet-like cushioning material 701 by providing staggered cut parts in the lamination material 13 in line with the welded part.SELECTED DRAWING: Figure 1 【課題】シート状緩衝材の製造装置等を提供する。【解決手段】ロール状の熱可塑性樹脂の第一の基材１１と、ロール状の熱可塑性樹脂の第二の基材１２とを、連続して搬送し、第一の基材１１と第二の基材１２とを重ね合わせた積層材１３とする搬送手段と、積層材１３を溶着して溶着部を設ける溶着手段４１と、前記溶着部に合わせて、積層材１３に千鳥状の切込み部を設け、シート状緩衝材７０１の切取り部の加工を行う切取り加工手段５１と、を有するシート状緩衝材７０１の製造装置１０１。【選択図】図１