CN116395238A - Packing box sealing device - Google Patents

Abstract

The invention relates to a packing box sealing device, which comprises a set of buckle assembly and buckle assembly which can be fastened and separated from each other, the buckle assembly is fixed on the front side and/or the rear side of the box cover, and the buckle The assembly is fixed on the corresponding box body, the buckle assembly includes a first buckle seat and a second buckle seat, and the buckle assembly includes a buckle seat, a rotating cover, a push block arranged inside the buckle seat, a first buckle block, the second buckle block, the first connecting rod assembly, and the second connecting rod assembly, a gear is arranged on the rotating cover, a rack meshed with the gear is arranged on the pushing block, and the rotating cover drives the pushing block through the meshing of the gear and the rack Moving longitudinally, the pushing block drives the first buckle block and the second buckle block to move laterally through the first link assembly and the second link assembly, so that the first buckle and the second buckle are respectively connected with the first buckle seat and the second buckle The second buckle seats are buckled and separated from each other. The invention realizes the automatic sealing of the box bottom cover and/or the box top cover, and meets the packaging requirements of the automatic production line.

Description

Packing box sealing device

technical field

The invention belongs to the technical field of packing boxes, in particular to a packing box sealing device.

Background technique

In order to meet the requirements of green environmental protection, recyclable packaging boxes made of non-paper materials are more and more widely used. The existing packaging boxes cannot be sealed automatically, and manual intervention or participation is required to complete the sealing, which cannot meet the growing needs of automated production. In addition, although the upper cover of some packaging boxes can meet the requirements of automatic sealing, the bottom cover of the packaging box cannot achieve automatic sealing, and manual sealing is still required, and unmanned automatic sealing cannot be achieved. The existing technology needs to be further improved.

Contents of the invention

The technical problem to be solved by the present invention is to provide a packaging box sealing device, which adopts a newly designed sealing structure to realize automatic sealing of the box bottom cover and/or box top cover, and meets the packaging requirements of the automatic production line.

The present invention is achieved by providing a packaging box sealing device, the packaging box includes a box body and a box cover connected to the box body, the box cover is covered on the box body by the box sealing device, the The sealing device includes a set of buckle components and buckle components that can be fastened and separated from each other. The buckle components are fixed on the front side and/or rear side of the box cover, and the buckle components are fixed on the corresponding box cover. On the body, the buckle assembly includes a first buckle seat and a second buckle seat, a first button hole and a second button hole are respectively arranged in the first buckle seat and the second buckle seat, and the buckle assembly includes a buckle seat, a rotating cover And the pushing block, the first buckle block, the second buckle block, the first connecting rod assembly and the second connecting rod assembly arranged inside the buckle seat, the rotating cover passes through the rotating shaft arranged on the buckle seat and the buckle seat Rotational connection, a gear is set on the rotating cover, a rack meshed with the gear is set on the push block, the first buckle block is movably connected with the push block through the first connecting rod assembly, and the second buckle block is connected through the second connecting rod assembly It is movably connected with the pushing block, and the first buckle and the second buckle are respectively arranged on the first buckle block and the second buckle block, and the first buckle and the second buckle are respectively located outside the buckle seat; the rotating cover The gear and the rack drive the push block to move longitudinally, and the push block drives the first buckle block and the second buckle block to move laterally through the first connecting rod assembly and the second connecting rod assembly, so that the first buckle and the second buckle The buckle is fastened and separated from the first button hole and the second button hole respectively. The first buckle is inserted into the first button hole and fastened with the first button hole, and the second buckle is inserted into the second button hole at the same time and fastened with the second button hole, and the sealing device is in the sealing state.

Further, the first connecting rod assembly includes a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are respectively movably connected to the first buckle block through the first rotating shaft, and the first connecting rod and the second connecting rod The two connecting rods are respectively movably connected to the pushing block through the second rotating shaft; The buckle block is movably connected, and the third connecting rod and the fourth connecting rod are respectively movably connected with the push block through the fourth rotating shaft.

Further, the buckle seat includes a first socket and a second socket that cooperate with each other, a groove is set on the first socket, the rotating cover is set in the groove, and the rotating shaft is set on the side wall of the groove. A torsion spring is also arranged between the rotating cover and the inner wall of the groove. Under the action of the torsion spring, the rotating cover is turned to the unpacking position and then automatically returns to the initial sealing position.

Further, a first guide groove, a second guide groove, a third guide groove and a fourth guide groove are respectively set on the inner wall of the second socket, the rack moves along the first guide groove, and the push block moves along the second guide groove move, the first buckle block moves along the third guide groove, and the second buckle block moves along the fourth guide groove.

Further, a first anti-theft step, a second anti-theft step, a first button hole and a second button hole are provided at the end of the buckle seat, the first button moves laterally in the first button hole, and the second button hole moves laterally in the first button hole. The two buckles move laterally in the second buckle hole, the first anti-theft step is arranged on the edge of the first button hole, and the second anti-theft step is arranged on the edge of the second button hole.

Further, a plurality of positioning posts are provided on the buckle seat, and positioning holes for cooperating with the positioning posts are respectively provided on the first buckle seat and the second buckle seat.

Further, a compression spring is arranged between the push block and the buckle seat. Under the action of the compressed spring, the pushing block automatically returns to the initial sealing position after being in the unpacking position.

Further, a limiting groove and an avoidance step are provided on the rotating cover. When the rotating cover is in the unpacking position, the limit groove cooperates with the groove wall, so that the rotating angle of the rotating cover is not less than 90°. When the rotating cover is at the sealing position, the avoidance step makes the rotating cover avoid the side wall of the groove, and the rotating cover returns to the initial position.

Further, a top post for pushing away the box cover is also provided at the end of the moving block. When the rotating cover is rotated to the unpacking position, the pushing block is driven to be in the unpacking position, and the top column protrudes from the buckle seat and presses against the box cover and separates the box cover from the box body. The first buckle and the second The two buckles are respectively separated from the first button hole and the second button hole and disengaged, and are no longer fastened, and the box sealing device is in an unboxing state.

Further, the first buckle seat includes a first outer buckle seat and a first inner buckle seat that cooperate with each other, and the first outer buckle seat and the first inner buckle seat are fixed on the inner and outer sides of the cover plate of the packing box ; The second buckle includes a second outer buckle and a second inner buckle that cooperate with each other, and the second outer buckle and the second inner buckle are fixed on the inner and outer sides of the box cover of the packing box.

Compared with the prior art, the packaging box sealing device of the present invention includes a set of buckle assembly and buckle assembly that can be fastened and separated from each other, and the buckle assembly is fixed on the front side and/or rear side of the box cover On the side, the buckle assembly is fixed on the corresponding box body. The buckle assembly includes a first buckle seat and a second buckle seat, and a first button hole and a second button hole are respectively set in the first buckle seat and the second buckle seat. The buckle hole, the buckle assembly includes a buckle seat, a rotating cover, and a push block arranged inside the buckle seat, a first buckle block, a second buckle block, a first connecting rod assembly, and a second connecting rod assembly. The rotating cover is rotatably connected with the buckle seat, a gear is arranged on the rotating cover, and a rack meshing with the gear is arranged on the push block, the first buckle block is movably connected with the push block through the first connecting rod assembly, and the second buckle block The second link assembly is movably connected to the pushing block, and the first buckle and the second buckle are respectively arranged on the first buckle block and the second buckle block. The rotating cover drives the push block to move longitudinally through the gear and the rack, and the push block drives the first buckle block and the second buckle block to move laterally through the connecting rod assembly, so that the first buckle and the second buckle are respectively connected with the first buckle. The hole and the second buttonhole are fastened and separated from each other. The first buckle is inserted into the first buttonhole to fasten and fit with the first buttonhole. , the sealing device is in the sealing state. The invention realizes the automatic sealing of the box cover and the box body, and meets the packaging requirements of the automatic production line.

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the packing box that sealing device of the present invention is installed respectively at box loam cake and box bottom cover;

Fig. 2 is the schematic diagram that the box sealing device of the case loam cake of Fig. 1 is in unpacking state;

Fig. 3 is a three-dimensional schematic view showing that the upper cover of the packing box in Fig. 1 is completely opened;

Fig. 4 is a three-dimensional schematic diagram of the packing box in Fig. 1 in a folded state;

Fig. 5 is a three-dimensional schematic diagram of a preferred embodiment of the packaging box sealing device of the present invention;

Fig. 6 is a schematic diagram of the box sealing device of Fig. 5 in an unpacked state;

Fig. 7 is a three-dimensional schematic diagram of another angle of the packing box sealing device of Fig. 6;

Fig. 8 is a three-dimensional schematic diagram of the box sealing device in Fig. 6 after removing the buckle assembly and the first socket;

Fig. 9 is a three-dimensional schematic view of the box sealing device in Fig. 5 after removing the buckle assembly and the first socket;

Fig. 10 is a schematic perspective view of the second socket in Fig. 8;

Fig. 11 is a schematic perspective view of the box sealing device in Fig. 5 without the buckle assembly and the second socket.

Implementation

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Please refer to Fig. 1 to Fig. 4 at the same time, the preferred embodiment of the packing box sealing device of the present invention. The packing box A includes a box body B and a box cover connected openly and closedly with the box body B, and the box cover is covered on the box body B by the box sealing device E. The box cover includes a box top cover C and/or a box bottom cover D, and the sealing device E is arranged between the box top cover C and the box body B as required, and/or, is arranged between the box bottom cover D and the box body B . The sealing device E of this embodiment is installed between the box top cover C and the box body B, between the box bottom cover D and the box body B, and the box sealing device E can also be separately arranged on the box top cover C as required Between the box body B, or between the box bottom cover D and the box body B separately.

Please also refer to FIG. 1 to FIG. 11 , the sealing device E includes a set of buckle assembly 1 and buckle assembly 2 that can be engaged and separated from each other. The buckle assembly 1 is fixed on the front side and/or the rear side of the case cover, and the buckle assembly 2 is fixed on the corresponding box body B. In this embodiment, four sets of sealing devices E are respectively arranged on the packing box A, and the four sets of buckle assemblies 1 are respectively fixed on the front and back sides of the box top cover C and the front and back sides of the box bottom cover D, The four sets of buckle assemblies 2 are arranged at corresponding positions on the box body B respectively.

The buckle assembly 1 includes a first buckle 3 and a second buckle 4 , and a first buckle 31 and a second buckle 41 are respectively provided in the first buckle 3 and the second buckle 4 . The first buckle 3 includes a first outer buckle 32 and a first inner buckle 33 that cooperate with each other, and the first outer buckle 32 and the first inner buckle 33 are fixed on the inside and outside of the box cover of the packing box A on both sides. The second buckle 4 includes a second outer buckle 42 and a second inner buckle 43 that cooperate with each other, and the second outer buckle 42 and the second inner buckle 43 are fixed on the inside and outside of the box cover of the packing box A on both sides. As shown in Figures 5 and 6, in this embodiment, the first buckle 3 is located on the left side of the buckle assembly 2, the second buckle 4 is located on the right side of the buckle assembly 2, and the first outer buckle The seat 32 and the second outer button seat 42 are located outside the box body B, and the first inner button seat 33 and the second inner button seat 43 are located inside the box body B.

The buckle assembly 2 includes a buckle seat 5, a rotating cover 6, and a pushing block 7 arranged inside the buckle seat 5, a first buckle block 8, a second buckle block 9, a first link assembly 10, a second link rod assembly 11. The first buckle block 8 and the first link assembly 10 are respectively located on the left side of the push block 7 , and the second buckle block 9 and the second link assembly 11 are respectively located on the right side of the push block 7 . The rotating cover 6 is rotatably connected with the buckle seat 5 through the rotating shaft 12 arranged on the buckle seat 5 . A gear 61 is set on the rotating cover 6 , and a rack 71 meshed with the gear 61 is set on the push block 7 . The first buckle block 8 is movably connected with the push block 7 through the first link assembly 10 , and the second buckle block 9 is movably connected with the push block 7 through the second link assembly 11 . A first buckle 81 and a second buckle 91 are respectively provided on the first buckle block 8 and the second buckle block 9 , and the first buckle 81 and the second buckle 91 are respectively located outside the buckle seat 5 . The rotating cover 6 drives the push block 7 to move longitudinally through the gear 61 meshing with the rack 71, and the push block 7 drives the first buckle block 8 and the second buckle block 9 through the first link assembly 10 and the second link assembly 11 respectively. At the same time, it moves laterally, so that the first buckle 81 and the second buckle 91 are engaged with and separated from the first buckle hole 31 and the second buckle hole 41 respectively. When the first buckle 81 is inserted into the first button hole 31 and fastened with the first button hole 31, and the second buckle 91 is simultaneously inserted into the second button hole 41 and fastened with the second button hole 41, the sealing device E is in a sealed state. When the first buckle 81 is not engaged with the first button hole 31 and the second buckle 91 is not engaged with the second button hole 41 , the sealing device E is in an unpacked state.

The first connecting rod assembly 10 includes a first connecting rod 101 and a second connecting rod 102, the first connecting rod 101 and the second connecting rod 102 are respectively movably connected to the first buckle block 8 through a first rotating shaft 103, the first The connecting rod 101 and the second connecting rod 102 are respectively movably connected with the push block 7 through the second rotating shaft 104 . The second connecting rod assembly 11 includes a third connecting rod 111 and a fourth connecting rod 112, the third connecting rod 111 and the fourth connecting rod 112 are respectively movably connected to the second buckle block 9 through a third rotating shaft 113, and the third The connecting rod 111 and the fourth connecting rod 112 are respectively movably connected with the push block 7 through the fourth rotating shaft 114 . The double link structure of the first link assembly 10 and the second link assembly 11 can respectively improve the stability and repeatability of the movement of the first buckle block 8 and the second buckle block 9 .

The buckle socket 5 includes a first socket 51 and a second socket 52 that cooperate with each other. A groove 53 is arranged on the first socket 51 , the rotating cover 6 is arranged in the groove 53 , and the rotating shaft 12 is arranged on a side wall of the groove 53 . A torsion spring 13 is also provided between the rotating cover 6 and the inner wall of the groove 53 . Under the action of the torsion spring 13, the rotating cover 6 rotates to the unpacking position and then automatically turns back to the initial sealing position. The first socket 51 and the second socket 52 are located on the inner and outer sides of the box B, respectively. When the sealing device E is arranged between the box upper cover C and the box body B, the first socket 51 is located on the outside of the box body B, the second socket 52 is located on the inside of the box body B, and the rotating cover 6 is located on the inside of the box body B. outside. When the sealing device E is arranged between the box bottom cover D and the box body B, the first socket 51 is located inside the box body B, the second socket 52 is located outside the box body B, and the rotating cover 6 is located inside the box body B .

Please refer to FIG. 8 to FIG. 10 at the same time, a first guide groove 54 , a second guide groove 55 , a third guide groove 56 and a fourth guide groove 57 are respectively provided on the inner wall of the second socket 52 . The rack 71 moves along the first guide slot 54 , the pushing block 7 moves along the second guide slot 55 , the first buckle block 8 moves along the third guide slot 56 , and the second buckle block 9 moves along the fourth guide slot 57 .

A first anti-theft step 58 , a second anti-theft step 59 , a first button hole 510 and a second button hole 511 are also provided at the end of the buckle seat 5 . The first button 81 moves laterally in the first button hole 510 , and the second button 91 moves laterally in the second button hole 511 . The first anti-theft step 58 is arranged on the side of the first button hole 510 , and the second anti-theft step 59 is arranged on the side of the second button hole 511 . The first anti-theft step 58 and the second anti-theft step 59 are respectively arranged on the edge of the first button hole 510 and the second button hole 511 that can contact the first button 81 and the second button 91 from the outside of the packing box parts. As shown in Figure 8 and Figure 10, in this embodiment, the first anti-theft step 58 is arranged on the outer side of the first button hole 510 and on the side near the sealing position of the first button 81, the same reason , the second anti-theft step 59 is arranged on the outer side of the second button hole 511 and the side near the sealing position of the second button 91 . The first anti-theft step 58 and the second anti-theft step 59 are set to protect the first buckle 81 and the second buckle 91 from being moved by an external force deliberately applied from the gap between the box upper cover C and the box body B, respectively. In the unpacked state, it has anti-theft function.

A plurality of positioning posts 512 are provided on the buckle socket 5 , and positioning holes 34 and 44 that cooperate with the positioning posts 512 are respectively provided on the first button seat 3 and the second button seat 4 . Under the joint action of the positioning column 512 and the first buckle 81 and the second buckle 91, the drop resistance of the packing box A is effectively enhanced, preventing the packing box from accidentally opening after falling. Therefore, the box sealing device E of the present invention also enhances the drop resistance of the packaging box A.

A compression spring 14 is arranged between the pushing block 7 and the buckle seat 5 . Under the action of the compression spring 14, the pushing block 7 automatically returns to the original sealing position after being in the unpacking position.

A limit groove 62 and an escape step 63 are provided on the rotating cover 6 , as shown in FIG. 9 . When the rotating cover 6 is in the unpacking position, the limiting groove 62 cooperates with the wall of the groove 53, so that the rotating angle of the rotating cover 6 is not less than 90°. When the rotating cover 6 is in the sealing position, the avoidance step 63 makes the rotating cover 6 avoid the side wall of the groove 53, and the rotating cover 6 can return to the initial sealing position. Simultaneously, setting avoidance step 63 also makes rotating cover 6 overlap with groove 53 outer walls, prevents foreign matters from entering the gap between rotating cover 6 and groove 53 and hinders rotating cover 6 from rotating, affecting the unpacking operation of sealing device E .

A push post 72 for pushing away the case cover is also provided at the end of the moving block 7 . When the rotating cover 6 is rotated to the unpacking position, the pushing block 7 is also in the unpacking position, and the push post 72 protrudes from the buckle seat 5 and presses against the box cover and separates the box cover from the box body B. The first buckle 81 and the second buckle 91 are separated from and disengaged from the first button hole 31 and the second button hole 41 respectively, and are no longer engaged, and the box sealing device E is in an unboxing state.

Under normal circumstances, the rotating cover 6 is located in the groove 53, the rotating cover 6 is in the box sealing position, and the box sealing device E is in the box sealing state, and the box cover is closed on the box body B. When needing to unpack, turn the rotating cover 6 so that the rotating cover 6 is in the unpacking position. At this time, the rotating angle of the rotating cover 6 is not less than 90°, and the rotating cover 6 drives the push block 7 to move longitudinally, and the push block 7 drives the first buckle The block 8 and the second button block 9 move laterally at the same time, so that the first button 81 and the second button 91 are separated from the first button hole 31 and the second button hole 41 respectively. At the same time, the top post 72 is pressed against the case cover and separates the case cover from the case body B, and the first buckle 81 and the second buckle 91 are separated from the first button hole 31 and the second button hole 41 respectively and disengaged. , is no longer fastened, the sealing device E is in the unpacking state, and the unpacking process is completed.

When the box needs to be sealed, just press the box cover, so that the first buckle 81 is inserted into the first button hole 31 to fit with the first button hole 31, and the second buckle 91 is inserted into the second button hole 41 at the same time to fit with the first button hole 41 The two buttonholes 41 are fastened together, and the sealing device E is immediately in the sealing state, and the packing box is sealed.

When the packaging box is placed on the ground, under the action of the weight of the packaging box, the sealing device E located on the bottom cover D of the packaging box can also seal and fasten the bottom cover D and the box body B. Therefore, the packaging box with the box sealing device of the present invention is very suitable for unmanned automatic box sealing, and meets the packaging requirements of the automatic production line. When the sealing device E of the present invention is installed on the bottom cover D of the packing box A, the rotating cover 6 of the sealing device E is arranged inside the box body B, and when the box bottom cover D needs to be opened, it must be rotated from the box body B Turn cover 6 to open case bottom cover D. When the box sealing device E of the present invention is installed on the box upper cover C of the packing box A, the rotating cover 6 of the box sealing device E is arranged outside the box body B. Rotate the cover 6 downwards to the unpacking position, and then the upper cover C of the packing box A can be opened.

The packaging box sealing device of the present invention also enables the packaging box to be folded like a carton, and after folding, it occupies the smallest space and does not rebound. As shown in Figure 3.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (10)

1. The packing box sealing device comprises a box body and a box cover which is connected with the box body in an opening and closing mode, and is characterized in that the box cover is covered on the box body through the box sealing device, the packing box sealing device comprises a group of buckling seat components and buckling components which can be buckled and separated mutually, the buckling seat components are fixed on the front side edge and/or the rear side edge of the box cover, the buckling components are fixed on the corresponding box body, the buckling seat components comprise a first buckling seat and a second buckling seat, a first buckling hole and a second buckling hole are respectively formed in the first buckling seat and the second buckling seat, the buckling components comprise a buckling seat, a rotating cover, a pushing block, a first buckling block, a second buckling block, a first connecting rod component and a second connecting rod component, the rotating cover is connected with the buckling seat in a rotating mode through a rotating shaft arranged on the buckling seat, a gear is arranged on the rotating cover, the first buckling block is movably connected with the pushing block through the first connecting rod component, the second buckling block is movably connected with the first buckling block through the second connecting rod, and the first buckling block and the second buckling block are respectively arranged on the first buckling seat and the second buckling block; the rotary cover drives the pushing block to longitudinally move through the meshing of the gear and the rack, and the pushing block drives the first eye-splice block and the second eye-splice block to transversely move through the first connecting rod assembly and the second connecting rod assembly respectively, so that the first eye-splice and the second eye-splice are buckled and separated with the first buckling hole and the second buckling hole respectively.

2. The packaging box sealing device according to claim 1, wherein the first connecting rod assembly comprises a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are respectively and movably connected with the first eye-splice block through a first rotating shaft, and the first connecting rod and the second connecting rod are respectively and movably connected with the pushing block through a second rotating shaft; the second connecting rod assembly comprises a third connecting rod and a fourth connecting rod, the third connecting rod and the fourth connecting rod are respectively and movably connected with the second eye-splice block through a third rotating shaft, and the third connecting rod and the fourth connecting rod are respectively and movably connected with the pushing block through a fourth rotating shaft.

3. The package box sealing device according to claim 1, wherein the buckle inserting seat comprises a first socket and a second socket which are matched with each other, a groove is formed in the first socket, the rotating cover is arranged in the groove, the rotating shaft is arranged on the side wall of the groove, and a torsion spring is further arranged between the rotating cover and the inner wall of the groove.

4. A box sealing device according to claim 3, wherein a first guide groove, a second guide groove, a third guide groove and a fourth guide groove are respectively arranged on the inner wall of the second socket, the rack moves along the first guide groove, the pushing block moves along the second guide groove, the first inserting block moves along the third guide groove, and the second inserting block moves along the fourth guide groove.

5. The package box sealing device according to claim 1, wherein a first anti-theft step, a second anti-theft step, a first insert hole and a second insert hole are further provided at the end of the insert seat, the first insert is moved laterally in the first insert hole, the second insert is moved laterally in the second insert hole, the first anti-theft step is provided at the hole side of the first insert hole, and the second anti-theft step is provided at the hole side of the second insert hole.

6. The packaging box sealing device according to claim 1, wherein a plurality of positioning posts are arranged on the eye-splice holder, and positioning holes matched with the positioning posts are respectively arranged on the first buckle holder and the second buckle holder.

7. A box sealer as claimed in claim 1 wherein a compression spring is provided between the pusher block and the buckle seat.

8. The package closure apparatus according to claim 1, wherein the rotating cover is provided with a stopper groove and a step for avoiding.

9. The package closure apparatus according to claim 1, wherein a top post for pushing up the lid is further provided at an end of the pushing block.

10. The package closure apparatus according to claim 1, wherein the first fastening base includes a first outer fastening base and a first inner fastening base which are mutually engaged, the first outer fastening base and the first inner fastening base being fixed to both inner and outer sides of the case lid of the package; the second buckling seat comprises a second outer buckling seat and a second inner buckling seat which are matched with each other, and the second outer buckling seat and the second inner buckling seat are fixed on the inner side surface and the outer side surface of the box cover plate of the packing box.

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