Packaging box collecting device

By using a figure-eight guide plate and a steering roller system, packaging boxes from multiple production lines are brought together onto a single transport line, solving the problems of large footprint and high installation costs, and achieving consistent box posture and improved production efficiency.

CN224147036UActive Publication Date: 2026-04-21SHANGHAI HONGTING FASTENER MFG CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI HONGTING FASTENER MFG CO LTD
Filing Date
2025-05-30
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

In existing technologies, setting up multiple transport lines for multiple production lines results in a large footprint and increased installation costs.

Method used

The guide plate and steering roller system with a figure-eight structure guides the packaging boxes on multiple production lines to the same transport track, and adjusts the box posture through steering rollers and limit plates to meet the requirements of subsequent processing.

Benefits of technology

It enables the integration of packaging boxes from multiple production lines, reducing floor space and installation costs, while ensuring consistent box orientation and improving production efficiency.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224147036U_ABST
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Abstract

The packaging box collecting device comprises a first conveyor, a first guide plate, a second guide plate, a first steering roller and a first limiting plate, wherein the first guide plate, the second guide plate, the first steering roller and the first limiting plate are mounted on the first conveyor and suspended on the first conveyor; the first guide plate and the second guide plate are arranged in the conveying direction of the packaging box and form a splayed structure for gathering materials, and the size of a feeding port of the splayed structure corresponds to the width of a plurality of production lines; the ends, away from the production line, of the first guide plate and the second guide plate are arranged in tandem. The first steering roller is located at the end, away from the feeding port, of the first guide plate and located on the conveying track of the packaging box. The first limiting plate is arranged on the side, away from the first guide plate, of the first steering roller. The first limiting plate is arranged in the conveying direction of the conveyor. Packaging boxes on a plurality of production lines can be collected on the same conveying line, the effect of shortening the width of the conveying line is achieved, and the occupied area and the installation cost are saved.
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Description

Technical Field

[0001] This application relates to the technical field of packaging boxes, and in particular to a packaging box assembly device. Background Technology

[0002] Packaging boxes, as the name suggests, are boxes used to package goods. Their main purpose is to ensure the safety of goods during transportation. Among them, parts such as screws are usually sold by packaging and shipping them in packaging boxes.

[0003] When screws are boxed, two production lines are typically set up side-by-side on the first conveyor to improve boxing efficiency. After the screws are boxed and transferred to the next process, the conventional design uses two transport lines corresponding to the two production lines for box transfer. However, this design not only increases installation costs but also increases the footprint of the equipment. Therefore, there is a need for a device that can aggregate the boxes from each production line onto a single transport line. Utility Model Content

[0004] To address the issues of large footprint and increased installation costs associated with multiple transport lines serving multiple production lines, this application provides a collection device for converging packaging boxes onto a single transport line.

[0005] This application provides a packaging box collection device, which adopts the following technical solution:

[0006] A packaging box collection device includes a first conveyor, a first guide plate, a second guide plate, a first steering roller, and a first limiting plate. The first guide plate, the second guide plate, the first steering roller, and the first limiting plate are all mounted on the first conveyor and suspended above the conveying surface of the first conveyor. The first guide plate and the second guide plate are both arranged along the transport direction of the packaging boxes. The first guide plate and the second guide plate form a figure-eight structure for material collection, and the size of the feed inlet of the figure-eight structure corresponds to the width of multiple production lines. The ends of the first guide plate and the second guide plate away from the production line are arranged one in front of the other to form deflection ports for the packaging boxes to rotate. The first steering roller is located at the end of the first guide plate away from the feed inlet. The first steering roller is vertically arranged and is located on the transport trajectory of the packaging boxes, interfering with the movement of the packaging boxes. The first limiting plate is located on the side of the first steering roller away from the first guide plate and is arranged along the transport direction of the conveyor.

[0007] By adopting the above technical solution, the figure-eight structure formed by the first guide plate and the second guide plate is beneficial for guiding and converging the packaging boxes onto the same transport track. The feed inlet size of the figure-eight structure is set to correspond to the width of multiple production lines, allowing packaging boxes on multiple production lines to contact and be guided by the first and second guide plates. The first steering roller blocks one corner of the packaging box as it leaves the first guide plate, causing the packaging box to rotate clockwise around the first steering roller. The deflection opening formed by the first and second guide plates, positioned one in front of the other, allows the packaging box to turn smoothly. After the packaging box rotates to a certain angle, the first limiting plate abuts against the packaging box, stopping its turn and positioning it. The first steering roller and the first limiting plate adjust the posture of the packaging box to meet the requirements of subsequent processing steps, improving production efficiency. The first guide plate, the second guide plate, the first steering roller, and the first limiting plate are all suspended and do not contact the conveyor belt of the first conveyor, avoiding structural wear.

[0008] Preferably, the end of the first limiting plate near the first steering roller is aligned with the axis of the first steering roller along the length of the first transport machine; the vertical distance between the first limiting plate and the first steering roller is 5-10 mm.

[0009] By adopting the above technical solution, the end of the first limiting plate near the first steering roller is flush with the axis of the first steering roller. This allows the packaging box to rotate at a certain angle against the first steering roller, and then the end of the first limiting plate abuts against the packaging box. This causes the packaging box to rotate around the point of contact with the first limiting plate, ensuring that the packaged box is tightly attached to the first limiting plate after rotation. This helps to ensure that the posture of the packaged box after rotation meets the requirements of subsequent processing. The shortest distance between the first limiting plate and the first steering roller is 5-10mm, which is beneficial for the packaging box to detach from the first steering roller.

[0010] Preferably, a second limiting plate is also installed on the first transport machine. The second limiting plate is located on the side of the first limiting plate away from the first steering roller. The first limiting plate and the second limiting plate form a guide groove that matches the outline of the packaging box.

[0011] By adopting the above technical solution, the second limiting plate and the first limiting plate form a guide groove, which prevents the packaging box from accidentally detaching from the first transport machine due to certain factors.

[0012] Preferably, a second steering roller is provided on the side of the first limiting plate away from the first steering roller. The second steering roller is vertically arranged and is installed on the first conveyor and suspended above the conveying surface of the first conveyor. The second steering roller is arranged on the transport trajectory of the packaging box and causes the packaging box to rotate secondaryly by blocking the edge of the packaging box.

[0013] By adopting the above technical solution, the first steering roller will work with two guide plates to adjust the packaging boxes transported from multiple workstations to a uniform posture; the second steering roller will adjust the posture of the packaging box body a second time, so that the position of the packaging box becomes the posture required for subsequent processing.

[0014] Preferably, the distance between the first limiting plate and the second steering roller along the transport direction is greater than the width of the packaging box.

[0015] By adopting the above technical solution, since the distance between the first limiting plate and the second steering roller along the transport direction is greater than the width of the packaging box, the packaging box can be adjusted on the second steering roller for a second time, and will not be blocked by the first limiting plate, which would prevent the box from being unable to adjust its posture.

[0016] Preferably, it further includes a first connecting rod, a fixing plate, and fastening bolts; the fixing plate is fixed on the conveyor, and a through hole for the first connecting rod is opened through the fixing plate; the fastening bolts are screwed onto the fixing plate and pass through the through hole to abut against the first connecting rod; the end of the first connecting rod away from the fixing plate is fixed to the side of the first guide plate or the second guide plate away from the transport trajectory of the packaging box;

[0017] The first connecting rod is provided with multiple rods corresponding to the first guide plate and the second guide plate, and the multiple first connecting rods are arranged along the length direction of the first conveyor; the fixing plate and fastening bolts are provided with multiple sets corresponding to the first connecting rods.

[0018] By adopting the above technical solution, the relative position of the first guide plate or the second guide plate on the first conveyor can be adjusted by loosening or tightening the first fastening bolt and adjusting the length of the through hole of the first connecting rod, so as to flexibly adapt to the width of different production lines and improve applicability; multiple first connecting rods increase the installation stability of the guide plate.

[0019] Preferably, the first connecting rod, the fixing plate, and the fastening bolts are provided in multiple sets corresponding to the first limiting plate and the second limiting plate; the end of the first connecting rod away from the fixing plate is fixed to the side of the first limiting plate or the second limiting plate away from the transport trajectory of the packaging box, and multiple first connecting rods are arranged along the length direction of the first conveyor.

[0020] By adopting the above technical solution, the relative position of the first or second limiting plate on the first conveyor can be adjusted by tightening or loosening the fastening bolts and adjusting the length of the through hole of the first connecting rod, so as to flexibly adapt to the size of different packaging boxes and improve applicability; the setting of multiple sets of first connecting rods, fixing plates and fastening bolts enhances the installation stability of the limiting plate.

[0021] Preferably, it further includes a connecting plate and a first mounting plate, the first mounting plate being fixed to the first conveyor; one end of the connecting plate has an elongated through hole; the fastening bolt passes through the elongated through hole to fix the connecting plate to the first mounting plate; the first steering roller or the second steering roller is rotatably mounted on the end of the connecting plate near the packaging box transport track; the connecting plate, the first mounting plate, and the fastening bolt are provided in two sets corresponding to the first steering roller and the second steering roller, and the first mounting plate and the fastening bolt are provided in two sets corresponding to the connecting plate; the side of the first steering roller and the second steering roller away from the packaging box transport track is rotatably mounted on the end of the connecting plate away from the first mounting plate.

[0022] By adopting the above technical solution, the relative position of the steering roller on the first conveyor can be adjusted by loosening and tightening the fastening bolts and adjusting the relative position of the fastening bolts and the elongated through hole. This not only makes it easier for the first steering roller to flexibly match the position of the first guide plate, thus improving its applicability, but also makes it easier for the second steering roller to flexibly adapt to the size of different packaging boxes, thus improving its applicability.

[0023] Preferably, a second transport machine is provided at one end of the first transport machine along the transport direction, and a positioning plate is installed on the second transport machine. The positioning plates are arranged in parallel along the running direction of the second transport machine, and a guide groove adapted to the size of the packaging box is formed between the two positioning plates.

[0024] By adopting the above technical solution, the second conveyor is used to continue transporting the assembled packaging boxes; the guide groove formed between the positioning plates prevents the packaging boxes from rotating during transportation, ensuring that the packaging boxes are facing vertically, which is beneficial to the subsequent processes.

[0025] Preferably, the positioning plate is bent outward on the side closest to the first conveyor to form a figure-eight shaped feed inlet.

[0026] By adopting the above technical solution, the figure-eight shaped feed inlet helps guide the packaging box to enter the guide groove area vertically.

[0027] In summary, this application includes at least one of the following beneficial technical effects:

[0028] 1. The first guide plate and the second guide plate form a figure-eight structure, which guides and gathers the packaging boxes on multiple transportation tracks to the same transportation track. Subsequently, only one transportation line needs to be designed to transfer the packaging boxes, which reduces the footprint and saves installation costs.

[0029] 2. By setting the first guide plate and the second guide plate one in front of the other, the boxes face the same direction when they are on the same transport track. The first steering roller and the first limiting plate are used to adjust the posture of the box body to meet the requirements of the subsequent processing position.

[0030] 3. The first guide plate, second guide plate, first steering roller, first limiting plate, second limiting plate and second steering roller of this device can all be adjusted in installation position, so that this device can achieve the effect of collecting and neatly arranging packaging boxes on a transport line when facing transport lines of different widths and packaging boxes of different sizes.

[0031] 4. This device has a simple structure, no complex mechanical structure, and low installation cost. Attached Figure Description

[0032] Figure 1 This is a schematic diagram of the overall structure of an embodiment of this application;

[0033] Figure 2 This is a top view of an embodiment of this application.

[0034] Reference numerals: 1. First transport machine; 101. Fixing plate; 102. Fastening bolt; 103. First mounting plate; 2. First guide plate; 3. Second guide plate; 4. First connecting rod; 5. First steering roller; 6. Connecting plate; 7. First limiting plate; 8. Second limiting plate; 9. Second steering roller; 10. Packaging box; 11. Second transport machine; 111. Second mounting plate; 12. Positioning plate; 121. Second connecting rod. Detailed Implementation

[0035] The following is in conjunction with the appendix Figure 1 -Appendix Figure 2 This application will be described in further detail.

[0036] This application discloses a packaging box collection device.

[0037] Reference Figure 1 and Figure 2 A packaging box 10 collection device includes a first conveyor 1 with a width corresponding to the width of multiple production lines, a first guide plate 2 and a second guide plate 3 for guiding and collecting the packaging boxes 10, a first steering roller 5 for blocking the packaging boxes 10 and causing the packaging box 10 to turn, a first limiting plate 7 for contacting the packaging boxes 10 to stop the packaging boxes 10 from turning, a second limiting plate 8 for preventing the packaging boxes 10 from accidentally leaving the transport track, a second steering roller 9 for causing the packaging box 10 to turn a second time, and a second conveyor 11 for receiving and transporting the collected packaging boxes 10.

[0038] The first guide plate 2 and the second guide plate 3 are respectively arranged on both sides of the conveyor along the transport direction of the packaging box 10. The first guide plate 2 and the second guide plate 3 are both installed on the first conveyor 1 and are both suspended above the conveying surface of the first conveyor 1. The first guide plate 2 and the second guide plate 3 form a figure-eight structure for material gathering, and the feed port of the figure-eight structure is set to correspond to the width of multiple production lines, so that the packaging boxes 10 on multiple production lines can contact the first guide plate 2 and the second guide plate 3 and be guided. The end of the first guide plate 2 near the feed port is flush with the end of the second guide plate 3 near the feed port. The length of the first guide plate 2 is greater than the length of the second guide plate 3. The end of the second guide plate 3 away from the feed port forms a deflection port to facilitate the turning of the packaging box 10.

[0039] The first steering roller 5 is installed on the first conveyor 1 and suspended above the conveying surface of the first conveyor 1. The first steering roller 5 is located at the end of the first guide plate 2 away from the production line. The axis of the first steering roller 5 is vertically set. The first steering roller 5 forms a blocking structure on the guide surface of the first guide plate 2 away from the feed port to block the packaging box 10 and cause the packaging box 10 to rotate around the first steering roller 5.

[0040] The first limiting plate 7 is located on the side of the first steering roller 5 away from the first guide plate 2. The first limiting plate 7 is installed on the first conveyor 1 and suspended above the conveying surface of the first conveyor 1. The first limiting plate 7 is arranged along the transport direction of the packaging box 10. The end of the first limiting plate 7 near the first steering roller 5 is flush with the axis of the first steering roller 5, and the vertical distance between the end of the first limiting plate 7 and the first steering roller 5 is 5-10mm, so that the packaging box 10 can be stopped from turning by the first limiting plate 7. In this embodiment, the vertical distance between the end of the first limiting plate 7 and the first steering roller 5 is 10mm.

[0041] A second limiting plate 8 is arranged parallel to the side of the first limiting plate 7 away from the first steering roller 5. The second limiting plate 8 is installed on the first conveyor 1 and suspended above the conveying surface of the first conveyor 1. The second limiting plate 8 and the first limiting plate 7 form a guide groove that matches the contour of the packaging box 10 to prevent the packaging box 10 from leaving the transport track. One end of the second limiting plate 8 is flush with the end of the first limiting plate 7 near the first steering roller 5.

[0042] The second steering roller 9 is located on the side of the first limiting plate 7 away from the first steering roller 5. The second steering roller 9 is installed on the first conveyor 1 and suspended above the conveying surface of the first conveyor 1. The axis of the second steering roller 9 is vertically arranged. The second steering roller 9 is arranged on the transport track of the packaging box 10, and the contact position between the second steering roller 9 and the packaging box 10 is located on one side of the box surface of the packaging box 10, thereby causing the packaging box 10 to rotate twice around the second steering roller 9.

[0043] Multiple first connecting rods 4 are welded and fixed on the side of the first guide plate 2, the second guide plate 3, the first limiting plate 7, and the second limiting plate 8 away from the transport track of the packaging box 10. The multiple first connecting rods 4 are arranged along the length direction of the first conveyor 1. Fixing plates 101 are bolted to both sides of the first conveyor 1. Fastening bolts 102 are screwed to the top of the fixing plates 101. Through holes are opened on the fixing plates 101. The end of the first connecting rod 4 away from the transport track of the packaging box 10 passes through the through hole and abuts against the fastening bolt 102 and is fixed on the fixing plate 101. Multiple sets of fixing plates 101 and fastening bolts 102 are arranged corresponding to the first connecting rods 4.

[0044] Both the first steering roller 5 and the second steering roller 9 are provided with connecting plates 6 at the ends away from the transport surface of the conveyor. The first steering roller 5 and the second steering roller 9 are respectively rotatably mounted on the two connecting plates 6. The end of the connecting plate 6 away from the transport track of the packaging box 10 is provided with an elongated through hole. Two first mounting plates 103 are bolted to the first conveyor 1 corresponding to the two connecting plates 6. Fastening bolts 102 are also screwed to the top of the first mounting plates 103. The fastening bolts 102 pass through the elongated through hole and abut against and fix the connecting plate 6 on the first mounting plate 103.

[0045] By tightening or loosening the fastening bolts 102, the relative positions between the first connecting rod 4 and the fixed plate 101 or between the connecting plate 6 and the first mounting plate 103 can be adjusted to adjust the relative positions of the first guide plate 2, the second guide plate 3, the first steering roller 5, the first limiting plate 7, the second limiting plate 8, and the second steering roller 9 on the first conveyor 1, so as to flexibly adapt to the width of different production lines and the size of the packaging box 10, thereby improving the applicability of this device.

[0046] The second conveyor 11 is located at the end of the first conveyor 1 near the second steering roller 9. The second conveyor 11 is connected to the transport plane of the first conveyor 1, and the width of the second conveyor 11 is half that of the first conveyor 1. A positioning plate 12 is fixedly installed on the second conveyor 11. Two positioning plates 12 are arranged parallel to each other along the length of the second conveyor 11. The two positioning plates 12 are fixed to the two sides of the second conveyor respectively, and a guide groove that matches the width of the packaging box 10 is formed between the two positioning plates 12. The side of the positioning plate 12 away from the second conveyor is bent outward to form a figure-eight shaped feed port, which is used to guide the body of the packaging box 10 vertically into the guide groove area.

[0047] The positioning plate 12 is welded and fixed at both ends with second connecting rods 121, which are perpendicular to the positioning plate 12. Second mounting plates 111 are fixed on both sides of the second conveyor in the transport direction. Fastening bolts 102 are screwed onto the top of the second mounting plates 111. Through holes are opened on the second mounting plates 111. The first through hole of the second mounting plate 111 away from the positioning plate 12 is abutted and fixed on the second mounting plate 111 with the fastening bolts 102. Tightening or loosening the fastening bolts 102 can adjust the length of the connecting rod passing through the second mounting plate 111 to adjust the position of the positioning plate 12.

[0048] The implementation principle of this application embodiment is as follows: After the packaging box 10 is packed on different production lines on the conveyor, the packaging boxes 10 from different production lines are guided and converged onto the same transport track by the first guide plate 2 and the second guide plate 3; after being guided by the second guide plate 3, the packaging box 10 will also collide with the first guide plate 2, further adjusting the transport track of the packaging box 10; when the packaging box 10 leaves the first guide plate 2, it is blocked by the first steering roller 5, and the packaging box 10 rotates clockwise around the first steering roller 5. During the rotation, the packaging box 10 will abut against the end of the first limiting plate 7, and then the packaging box 10 will rotate against the end of the first limiting plate 7 under the drive of the conveyor belt; when the packaging box 10 rotates to a horizontal position, the packaging box 10 will... The side of the box 10 is attached to the first limiting plate 7, and the first limiting plate 7 no longer abuts against the box 10. Then the box 10 is transported horizontally and neatly arranged on the same transport track. Subsequently, the box 10 passes the second steering roller 9. The side of the box 10 close to the second steering roller 9 is supported by the second steering roller 9 and slides in place. The side of the box 10 away from the second steering roller 9 is subjected to the friction of the conveyor belt and continues to be transported, so that the box 10 turns into a vertical position to facilitate the subsequent process. Finally, the box 10 is transported to the next production line by the second conveyor 11. The positioning plate 12 on the second conveyor 11 keeps the box 10 in a vertical position to facilitate the subsequent process.

[0049] In summary, this device ultimately gathers the packaging boxes 10 from multiple production lines onto the same transport track, thereby reducing the width of the subsequently designed transport line, which in turn reduces the footprint and saves on installation costs.

[0050] The above are all preferred embodiments of this application and are not intended to limit the scope of protection of this application. Therefore, all equivalent changes made in accordance with the structure, shape and principle of this application should be covered within the scope of protection of this application.

Claims

1. A packaging box gathering device characterized by comprising: The package includes a first conveyor (1), a first guide plate (2), a second guide plate (3), a first steering roller (5), and a first limiting plate (7). The first guide plate (2), the second guide plate (3), the first steering roller (5), and the first limiting plate (7) are all installed on the first conveyor (1) and suspended above the conveying surface of the first conveyor (1). The first guide plate (2) and the second guide plate (3) are both arranged along the transport direction of the packaging box (10). The first guide plate (2) and the second guide plate (3) form a figure-eight structure for material gathering, and the inlet size of the figure-eight structure corresponds to multiple production lines. Production line width setting; the first guide plate (2) and the second guide plate (3) are set one in front of the other at the end away from the production line to form a deflection port for the packaging box (10) to rotate; the first steering roller (5) is located at the end of the first guide plate (2) away from the feed port, the first steering roller (5) is set vertically, and the first steering roller (5) is located on the transport trajectory of the packaging box (10) and interferes with the movement of the packaging box (10); the first limiting plate (7) is set on the side of the first steering roller (5) away from the first guide plate (2), and the first limiting plate (7) is set along the transport direction of the conveyor.

2. The packaging box gathering device according to claim 1, wherein The end of the first limiting plate (7) near the first steering roller (5) is aligned with the axis of the first steering roller (5) along the length of the first transport machine (1); the vertical distance between the first limiting plate (7) and the first steering roller (5) is 5-10mm.

3. A pack collecting device according to claim 2, characterized in that The first transport machine (1) is also equipped with a second limiting plate (8), which is located on the side of the first limiting plate (7) away from the first steering roller (5). The first limiting plate (7) and the second limiting plate (8) form a guide groove that matches the outline of the packaging box (10).

4. The packaging assembly of claim 3, wherein, The first limiting plate (7) is provided with a second steering roller (9) on the side away from the first steering roller (5). The second steering roller (9) is vertically arranged and is installed on the first conveyor (1) and suspended above the conveying surface of the first conveyor (1). The second steering roller (9) is arranged on the transport track of the packaging box (10) and causes the packaging box (10) to rotate twice by blocking the edge of the packaging box (10).

5. The packaging assembly of claim 3, wherein: The distance between the first limiting plate (7) and the second steering roller (9) along the transport direction is greater than the width of the packaging box (10).

6. The packaging assembly of claim 3, wherein, It also includes a first connecting rod (4), a fixing plate (101), and a fastening bolt (102); the fixing plate (101) is fixed on the conveyor, and a through hole for the first connecting rod (4) is opened through the fixing plate (101); the fastening bolt (102) is screwed onto the fixing plate (101) and passes through the through hole to abut against the first connecting rod (4); one end of the first connecting rod (4) away from the fixing plate (101) is fixed to the side of the first guide plate (2) or the second guide plate (3) away from the transport track of the packaging box (10); The first connecting rod (4) is provided with multiple rods corresponding to the first guide plate (2) and the second guide plate (3), and the multiple first connecting rods (4) are arranged along the length direction of the first conveyor (1); the fixing plate (101) and the fastening bolt (102) are provided with multiple sets corresponding to the first connecting rod (4).

7. A pack collecting device according to claim 6, characterized in that The first connecting rod (4), the fixing plate (101) and the fastening bolt (102) are provided in multiple sets corresponding to the first limiting plate (7) and the second limiting plate (8); the end of the first connecting rod (4) away from the fixing plate (101) is fixed to the side of the first limiting plate (7) or the second limiting plate (8) away from the transport track of the packaging box (10), and multiple first connecting rods (4) are arranged along the length direction of the first conveyor (1).

8. The packaging assembly of claim 6, wherein, It also includes a connecting plate (6) and a first mounting plate (103), the first mounting plate (103) being fixed on the first conveyor (1); one end of the connecting plate (6) is provided with an elongated through hole; the fastening bolt (102) passes through the elongated through hole to fix the connecting plate (6) on the first mounting plate (103); the first steering roller (5) or the second steering roller (9) is rotatably mounted on the end of the connecting plate (6) near the transport track of the packaging box (10); the connecting plate (6), the first mounting plate (103) and the fastening bolt (102) are provided in two sets corresponding to the first steering roller (5) and the second steering roller (9), and the first mounting plate (103) and the fastening bolt (102) are provided in two sets corresponding to the connecting plate (6); the side of the first steering roller (5) and the second steering roller (9) away from the transport track of the packaging box (10) are both rotatably mounted on the end of the connecting plate (6) away from the first mounting plate (103).

9. The packaging assembly of claim 1, wherein, The first transport machine (1) has a second transport machine (11) at one end along the transport direction. The second transport machine (11) is equipped with a positioning plate (12). The positioning plate (12) is arranged in parallel along the running direction of the second transport machine (11). A guide groove that is adapted to the size of the packaging box (10) is formed between the two positioning plates (12).

10. A pack collecting device according to claim 9, characterized in that The positioning plate (12) is bent outward on the side near the first conveyor (1) to form a figure-eight shaped feed inlet.