Automatic bundling and packing machine for packaging boxes

By combining the embedded magnetic positioning groove and the magnetic positioning block, along with the internal thread groove and the external thread splicing block, the problem of inconvenient replacement of binding straps is solved, enabling convenient replacement of binding straps and stable clamping of packaging boxes, thus improving the efficiency of binding work.

CN224375977UActive Publication Date: 2026-06-19TIANJIN BAIDE PAPER IND

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
TIANJIN BAIDE PAPER IND
Filing Date
2025-06-10
Publication Date
2026-06-19

AI Technical Summary

Technical Problem

Existing automatic strapping machines are inconvenient to operate during strapping strap replacement, making disassembly and installation difficult and inefficient.

Method used

The system employs an embedded magnetic positioning groove and a magnetic iron positioning block, combined with an internal threaded groove and an external threaded splicing block. It achieves stable positioning of the rotating roller through magnetic attraction, and uses a spring limit ring and a motor drive system to adjust the spacing of the rotating clamps, enabling convenient replacement of the binding straps and secure clamping of the packaging box.

Benefits of technology

It enables convenient replacement of binding straps and secure clamping of packaging boxes, improves binding efficiency, avoids problems of loose and wobbling binding straps, and enhances the ease of operation.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224375977U_ABST
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Abstract

This utility model discloses an automatic packaging box bundling machine, including a placement seat, rotating rollers, internal threaded grooves, and external threaded splicing blocks. The upper surface of the placement seat is symmetrically connected with uprights. Each of the top ends of the two uprights has an embedded magnetic positioning groove, and each of the two embedded magnetic positioning grooves has a matching magnetic positioning block. Each of the two magnetic positioning blocks is connected to a positioning rod. This utility model, through the setting of the internal threaded grooves and external threaded splicing blocks, can control the splicing and disassembly operations of the two rotating rollers, facilitating the replacement of the bundling straps. The embedded magnetic positioning grooves and magnetic positioning blocks, used in conjunction with each other, allow the rotating rollers to be magnetically attracted, enabling stable positioning and support on the uprights via the positioning rods, facilitating subsequent disassembly and retrieval operations.
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Description

Technical Field

[0001] This utility model relates to the field of bundling and packaging machine technology, specifically an automatic bundling and packaging machine for packaging boxes. Background Technology

[0002] A baling machine, also known as a strapping machine, strapping machine, or bundling machine, uses strapping tape to bundle products or packages, then tightens it and joins the ends using a heat-sealing head. The function of a baling machine is to reinforce packaged goods, preventing them from scattering during handling and storage due to loose strapping, while also ensuring neat and aesthetically pleasing bundling.

[0003] After an automatic strapping and packaging machine has been working for a period of time, the strapping straps inside the machine need to be replaced. In order to facilitate the strapping operation, there is a need for an automatic strapping and packaging machine that facilitates the replacement of the strapping straps. Utility Model Content

[0004] The purpose of this invention is to provide an automatic packaging box bundling machine to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: an automatic packaging box bundling machine, comprising a placement seat, a rotating roller, an internal thread groove, and an external thread splicing block. The upper surface of the placement seat is symmetrically connected with uprights. Each of the top ends of the two uprights has an embedded magnetic stone positioning groove. Each of the two embedded magnetic stone positioning grooves is provided with a matching magnetic iron positioning block. Each of the two magnetic iron positioning blocks is connected with a positioning rod. A rotating roller is movably connected to the side of the two positioning rods that are close together. A limiting edge connects the positioning rod and the rotating roller. An external thread splicing block and a matching internal thread groove are respectively connected to the side of the two rotating rollers that are in close contact.

[0006] Preferably, the side surface of the limiting edge is connected to a limiting ring by a spring, and the limiting ring is slidably sleeved on the surface of the rotating roller.

[0007] Preferably, a conveying roller is installed in the middle of the upper surface of the placement seat.

[0008] Preferably, the top of the placement seat is connected to a movable groove, and a lead screw is connected in the movable groove. One end of the lead screw extends to the front side of the placement seat and is equipped with a motor.

[0009] Preferably, the lead screw is symmetrically fitted with bidirectional threads on its exterior, and each of the two bidirectional threads is fitted with a movable block, with a guide rod passing through the bottom of the two movable blocks.

[0010] Preferably, the guide rod is fixed in the movable groove, and the top of each of the two movable blocks is connected to a connecting frame. The top of the two connecting frames that are close to each other is connected to a rotating clamping plate through a transmission rod. A driven gear is fitted in the middle of one of the transmission rods, and a friction-enhancing contact pad is connected to one side surface of the rotating clamping plate.

[0011] Preferably, the driven gear meshes with the driving gear at its bottom, and the driving gear is internally connected to a drive rod. The drive rod passes through a connecting frame and is equipped with a motor.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] (1) This type of automatic packaging box bundling machine can control the splicing and disassembly of two rotating rollers by setting the inner thread groove and the outer thread splicing block, which is conducive to the effect of replacing the strapping. By setting and using the embedded magnetic stone positioning groove and the magnetic iron positioning block, the embedded magnetic stone positioning groove and the magnetic iron positioning block are magnetically attracted to realize that the rotating roller as a whole is stably positioned and supported on the upright by the positioning rod, which is convenient for subsequent disassembly and retrieval operations.

[0014] (2) This automatic packaging box bundling machine, by using the expansion and elasticity of the spring to make the limiting ring slide on the outer surface of the rotating roller, can play a limiting and guiding role on the bundling straps used on the rotating roller, and avoid the problem of shaking caused by the bundling straps being too loose later.

[0015] (3) This type of automatic packaging box bundling machine, through the setting of motor, lead screw, and bidirectional thread and the guidance of guide rod, can limit the movement of two moving blocks in a straight line along the bidirectional thread, moving away from each other and closer to each other. It is used to adjust the distance between the two rotating clamps according to the specifications of the packaging box. The two rotating clamps can clamp the packaging box. The setting and cooperation of driven gear, driving gear, transmission rod and drive rod can drive the rotating clamps and the clamped packaging box to rotate, thereby improving the efficiency of bundling work. Attached Figure Description

[0016] Figure 1 This is a front view structural diagram of the present invention;

[0017] Figure 2 This is a side view of the rotating clamping plate structure of this utility model;

[0018] Figure 3 This is a side view of the rotating roller structure of this utility model;

[0019] Figure 4 This is a side view of the connection between the limiting ring and the rotating roller of this utility model.

[0020] In the diagram: 1. Placement seat; 2. Upright pole; 3. Positioning rod; 4. Limiting ring; 5. Conveying roller; 6. Rotating clamp; 7. Driven gear; 8. Driving gear; 9. Connecting frame; 10. Movable groove; 11. Guide rod; 12. Moving block; 13. Lead screw; 14. Bidirectional thread; 15. Transmission rod; 16. Friction-enhancing contact pad; 17. Motor 1; 18. Drive rod; 19. Motor 2; 20. Embedded magnetic positioning groove; 21. Rotating roller; 22. Internal threaded groove; 23. External threaded splicing block; 24. Spring; 25. Limiting edge; 26. Magnetic positioning block. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the scope of protection of the present utility model.

[0022] Please see Figure 1-4 This utility model provides an embodiment of an automatic packaging box bundling machine, including a placement seat 1, a rotating roller 21, an internal threaded groove 22, and an external threaded splicing block 23. The upper surface of the placement seat 1 is symmetrically connected with uprights 2. The top of each of the two uprights 2 is embedded with an embedded magnetic stone positioning groove 20. Each of the two embedded magnetic stone positioning grooves 20 is provided with a matching magnetic iron positioning block 26. Through the setting and cooperation of the embedded magnetic stone positioning grooves 20 and the magnetic iron positioning blocks 26, the embedded magnetic stone positioning grooves 20 and the magnetic iron positioning blocks 26 are magnetically attracted to each other, so that the rotating roller 21 is stably positioned and supported on the uprights 2 by the positioning rod 3, which facilitates subsequent disassembly and retrieval operations.

[0023] Each of the two magnetic positioning blocks 26 is connected to a positioning rod 3. A rotating roller 21 is movably connected to the side of the two positioning rods 3 that are close to each other. A limiting edge 25 is connected between the positioning rod 3 and the rotating roller 21. A limiting ring 4 is connected to the side surface of the limiting edge 25 through a spring 24. The limiting ring 4 is slidably sleeved on the surface of the rotating roller 21. The expansion and elasticity of the spring 24 allow the limiting ring 4 to slide on the outer surface of the rotating roller 21, which can limit and guide the binding strap used on the rotating roller 21, and prevent the binding strap from shaking due to being too loose later.

[0024] The two rotating rollers 21 are respectively connected to an external thread splicing block 23 and a matching internal thread groove 22 on the side where they are in close contact. The setting of the internal thread groove 22 and the external thread splicing block 23 can control the splicing and disassembly operation of the two rotating rollers 21, which is beneficial to the effect of replacing the binding strap.

[0025] A conveyor roller 5 is installed in the middle of the upper surface of the placement seat 1.

[0026] The top of the placement base 1 is connected to a movable groove 10, and a lead screw 13 is connected inside the movable groove 10. The lead screw 13 is symmetrically fitted with bidirectional threads 14. Each of the two bidirectional threads 14 is fitted with a moving block 12. A guide rod 11 passes through the bottom of the two moving blocks 12. One end of the lead screw 13 extends to the front side of the placement base 1 and is equipped with a second motor 19. The arrangement of the second motor 19, the lead screw 13, and the bidirectional threads 14, together with the guiding properties of the guide rod 11, can limit and assist the two moving blocks 12 to move relatively far away and close along the bidirectional threads 14. This is used to adjust the distance between the two rotating clamps 6 according to the specifications of the packaging box. The two rotating clamps 6 can be used to clamp the packaging box.

[0027] The guide rod 11 is fixed in the movable groove 10. The top of each of the two movable blocks 12 is connected to a connecting frame 9. The top of the two connecting frames 9 that are close to each other is connected to a rotating clamping plate 6 through a transmission rod 15. A driven gear 7 is fitted in the middle of one of the transmission rods 15. A driving gear 8 is meshed at the bottom of the driven gear 7. A drive rod 18 is connected inside the driving gear 8. The arrangement and cooperation of the driven gear 7, the driving gear 8, the transmission rod 15 and the drive rod 18 can drive the rotating clamping plate 6 and the clamped packaging box to rotate, thereby improving the efficiency of the binding work.

[0028] The drive rod 18 passes through a connecting frame 9 and is equipped with a motor 17.

[0029] One side surface of the rotating clamp 6 is connected to a friction-enhancing contact pad 16.

[0030] In this embodiment, the motor 19, lead screw 13, and bidirectional thread 14, in conjunction with the guide rod 11, limit the movement of the two moving blocks 12 in a straight line along the bidirectional thread 14, moving them relatively away from and closer together. This is used to adjust the distance between the two rotating clamps 6 according to the specifications of the packaging box. The two rotating clamps 6 can clamp the packaging box. The driven gear 7, driving gear 8, transmission rod 15, and drive rod 18, when used in conjunction, can drive the rotating clamps 6 and the clamped packaging box to rotate. The inner thread groove 22 and the outer thread splicing block 23 can control the splicing and disassembly of the two rotating rollers 21, which is beneficial for replacing the binding straps. The embedded magnetic stone positioning groove 20 and the magnetic iron positioning block 26 are used in conjunction to achieve the magnetic attraction between the embedded magnetic stone positioning groove 20 and the magnetic iron positioning block 26, so that the rotating roller 21 is stably positioned and supported on the upright 2 by the positioning rod 3, which facilitates subsequent disassembly and removal operations.

Claims

1. A packaging box automatic bundling and packing machine characterized by comprising: The device includes a placement base (1), a rotating roller (21), an internal threaded groove (22), and an external threaded splicing block (23). The upper surface of the placement base (1) is symmetrically connected with uprights (2). The top of each of the two uprights (2) is embedded with an embedded magnetic stone positioning groove (20). Each of the two embedded magnetic stone positioning grooves (20) is provided with a matching magnetic iron positioning block (26). Each of the two magnetic iron positioning blocks (26) is connected with a positioning rod (3). The side of the two positioning rods (3) that are close to each other is movably connected with a rotating roller (21). A limit edge (25) is connected between the positioning rod (3) and the rotating roller (21). The side of the two rotating rollers (21) that are in close contact is respectively connected with an external threaded splicing block (23) and a matching internal threaded groove (22).

2. A machine for automatically bundling and packing cartons as claimed in claim 1, wherein: The side surface of the limiting edge (25) is connected to the limiting ring (4) by the spring (24), and the limiting ring (4) is slidably sleeved on the surface of the rotating roller (21).

3. The automatic bundling and packing machine for packaging boxes according to claim 1, characterized in that: A conveyor roller (5) is installed in the middle of the upper surface of the placement seat (1).

4. The automatic packaging box bundling machine according to claim 3, characterized in that: The top of the placement seat (1) is connected to a movable groove (10), and a lead screw (13) is connected inside the movable groove (10). One end of the lead screw (13) extends to the front side of the placement seat (1) and is equipped with a motor (19).

5. The automatic packaging box bundling machine according to claim 4, characterized in that: The lead screw (13) is symmetrically fitted with bidirectional threads (14), and each of the two bidirectional threads (14) is fitted with a moving block (12), and a guide rod (11) is inserted through the bottom of the two moving blocks (12).

6. A machine for automatically bundling and packing cartons as claimed in claim 5 wherein: The guide rod (11) is fixed in the movable groove (10). The top of each of the two movable blocks (12) is connected to a connecting frame (9). The top of the two connecting frames (9) that are close to each other is connected to a rotating clamp (6) through a transmission rod (15). A driven gear (7) is fitted in the middle of one of the transmission rods (15). A friction-enhancing contact pad (16) is connected to one side surface of the rotating clamp (6).

7. A machine for automatically bundling and packing cartons as claimed in claim 6 wherein: The driven gear (7) is meshed with the driving gear (8) at its bottom. The driving gear (8) is internally connected to a drive rod (18). The drive rod (18) passes through a connecting frame (9) and is equipped with a motor (17).