Heavy paper cutting machine

The utility model discloses a heavy paper cutting machine. The device comprises a rack and a cutter bed which is movably arranged on the rack up and down, a cutter groove for mounting a paper cutter is formed in the bottom of the back surface of the cutter bed; the paper cutter is characterized in that the cutter bed is thickened, the depth distance between the back plane of the cutter bed and thebottom of the cutter groove is larger than the thickness of the paper cutter, a sinking step is arranged at the position, above the cutter groove, of the back of the cutter bed, and the depth distance between the step plane of the sinking step and the bottom of the cutter groove is smaller than the thickness of the paper cutter. According to the utility model, a paper cutter with a common specification can be used for realizing heavy cutting work with higher height, so that the working efficiency is improved. 本实用新型公开了重型切纸机，包括机架及上下活动设于机架上的刀床，刀床的背面在底部位置设有安装切纸刀的刀槽，其特征在于：所述刀床具有加厚设计，使刀床的背面平面与刀槽槽底之间的深度距离大于切纸刀的厚度，刀床的背面在刀槽的上