【図面の簡単な説明】[Brief explanation of drawings]
第１図乃至第３図は第１実施例を示し、第１図
は厚板材から原板を打ち抜いた状態を示す平面図
、第２図は組立完成状態の包装用箱を示す斜視図
、第３図は組立途中の状態の包装用箱を示す斜視
図であり、第４図乃至第６図は第２実施例を示し
、第４図は展開した状態の平面図、第５図は組立
完成状態の包装用箱を示す斜視図、第６図は組立
途中の状態の包装用箱を示す斜視図であり、第７
図乃至第１０図は第３実施例を示し、第７図は展
開した状態の平面図、第８図は折り曲げ部を示す
断面図、第９図は組立完成状態の包装用箱を示す
斜視図、第１０図は組立途中の状態の包装用箱を
示す斜視図である。
１…原板、２…底板、３…左側縁、４…左側板
、５…右側縁、６…右側板、７…（底板の）前端
縁、８…前側板、９…（底板の）後端縁、１０…
後側板、１１…（左側板の）前端縁、１２…（左
側板の）前端接続片、１３…（右側板の）前端縁
、１４…（右側板の）前端接続片、１５…（左側
板）後端縁、１６…（左側板の）後端接続片、１
７…（右側板の）後端縁、１８…（右側板の）後
端接続片、１９…前嵌合凹部、２０…前嵌合凸部
、２１…後嵌合凹部、２２…後嵌合凸部、２３…
折り曲げ線、２４…前蓋板片、２５…折り曲げ線
、２６…後蓋板片、２７…蓋板嵌合凹部、２８…
蓋板嵌合凸部、３１…折込板、３２…係止片、３
３…係止穴、３４…蓋板嵌合凹部、３５…蓋板、
３６…蓋板嵌合凸部。
1 to 3 show the first embodiment, FIG. 1 is a plan view showing a state in which an original plate is punched out from thick plate material, FIG. 2 is a perspective view showing a packaging box in a completed assembled state, and FIG. The figure is a perspective view showing the packaging box in the middle of assembly, Figures 4 to 6 show the second embodiment, Figure 4 is a plan view of the unfolded state, and Figure 5 is the completed assembly state. FIG. 6 is a perspective view showing the packaging box in the middle of assembly, and FIG.
Figures 10 to 10 show the third embodiment, Figure 7 is a plan view of the unfolded state, Figure 8 is a cross-sectional view showing the folded portion, and Figure 9 is a perspective view of the packaging box in the fully assembled state. , FIG. 10 is a perspective view showing the packaging box in the middle of assembly. 1...Original plate, 2...Bottom plate, 3...Left side edge, 4...Left side plate, 5...Right side edge, 6...Right side plate, 7...Front edge (of the bottom plate), 8...Front side plate, 9...Rear end (of the bottom plate) Edge, 10...
Rear side plate, 11...Front edge (of left side plate), 12...Front edge connection piece (of left side plate), 13...Front edge (of right side plate), 14...Front edge connection piece (of right side plate), 15...(Left side plate) ) Rear end edge, 16... Rear end connection piece (of left side plate), 1
7... Rear end edge (of the right side plate), 18... Rear end connection piece (of the right side plate), 19... Front fitting recess, 20... Front fitting convex part, 21... Rear fitting recess, 22... Rear fitting Convex portion, 23...
Bending line, 24... Front cover plate piece, 25... Bending line, 26... Rear cover plate piece, 27... Lid plate fitting recess, 28...
Lid plate fitting convex portion, 31... Folding plate, 32... Locking piece, 3
3... Locking hole, 34... Lid plate fitting recess, 35... Lid plate,
36...Lid plate fitting convex part.