Cargo centering action assembly and sorting machine

By designing a cargo centering mechanism in the sorting machine, the contact between the friction roller and the rotating roller is used to adjust the cargo to the center position, which solves the problems of reduced scanning accuracy and cargo detachment caused by the cargo deviating from the center, and achieves more efficient sorting accuracy and stability.

CN224226035UActive Publication Date: 2026-05-12PUJI (GUANGDONG) ROBOT CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
PUJI (GUANGDONG) ROBOT CO LTD
Filing Date
2025-03-07
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

In existing sorting machines, goods tend to deviate from the center position during transportation, which reduces scanning accuracy and makes them prone to falling off the conveyor belt, affecting sorting accuracy.

Method used

Design a cargo centering motion component, including parallel side connecting frames and a middle connecting frame, install friction rollers and support frames, drive the cargo to the center position through the contact between the friction rollers and the rotating rollers, and use the V-shaped friction roller structure and friction strips to increase friction and ensure stable cargo transportation.

Benefits of technology

This improves the accuracy of cargo scanning, prevents cargo from falling off the conveyor belt, and ensures the accuracy and stability of the sorting process.

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Abstract

The utility model discloses a cargo centering action component and sorter, including cargo centering action component, the cargo centering action component includes two parallel side edge connecting frame, the middle position between the two side edge connecting frame is provided with the middle connecting frame, the middle connecting frame and the side edge connecting frame are arranged in parallel, and the middle connecting frame is provided with the side edge connecting frame. A plurality of sets of friction roller pieces are installed at the tops of the side edge connecting frames and the middle connecting frame, each set of friction roller piece comprises friction rollers rotationally connected to the inner sides of the two side edge connecting frames and a V-shaped connecting plate fixedly connected to the top of the middle connecting frame, and the ends, away from the side edge connecting frames, of the two friction rollers are rotationally connected with the V-shaped connecting plate; according to the utility model, the goods are pushed to adjust the position to the middle position of the transmission belt plate through the arranged goods centering action assembly, so that the goods scanning accuracy of the goods scanning mechanism is improved, and the goods can be prevented from falling off from the transmission belt in the other direction.
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Description

Technical Field

[0001] This utility model relates to the field of sorting machine technology, specifically to a cargo centering action component and a sorting machine. Background Technology

[0002] Automated sorting machines are machines that sort items according to pre-set computer instructions and deliver the sorted items to designated locations. With the development of laser scanning, barcode, and computer control technologies, the use of automated sorting machines in logistics is becoming increasingly common. Automated letter sorting machines and automated parcel sorting machines have been used in the postal sector for many years.

[0003] The goods sorted by the sorting machine vary in size. To meet the transportation needs, the conveyor belt in the sorting machine is generally designed to be wide. This results in the goods being in different positions during transportation on the sorting machine, possibly on the side of the conveyor belt or in the middle of the conveyor belt. The scanning mechanism of the sorting machine is generally set in the middle of the sorting machine to obtain a larger scanning area. However, when the goods are on the side of the conveyor belt, it means that their position is at the edge of the scanning mechanism, which may reduce the accuracy of the scanning and make it difficult to accurately identify the goods information, which may easily lead to sorting errors. Furthermore, if the goods are on the side of the conveyor belt for a long time, they may also easily fall off the conveyor belt. Therefore, there is an urgent need to design a goods centering motion component and a sorting machine to improve the above problems. Utility Model Content

[0004] In view of the shortcomings of the prior art, the purpose of this utility model is to provide a cargo centering action component and a sorting machine, which aims to solve the problems in the prior art where the position of goods is easily deviated from the center during the transportation of goods on the sorting machine, resulting in reduced scanning accuracy, inability to accurately identify cargo information, easy sorting errors, and easy detachment of goods from the conveyor belt.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A cargo centering mechanism includes two parallel side connecting frames and a middle connecting frame positioned between them. The middle connecting frame is parallel to the side connecting frames. Multiple sets of friction rollers are mounted on the top of the side connecting frames and the middle connecting frame. Each set of friction rollers includes a friction roller rotatably connected to the inner side of the two side connecting frames and a V-shaped connecting plate fixedly connected to the top of the middle connecting frame. The ends of the two friction rollers away from the side connecting frames are rotatably connected to the V-shaped connecting plate. A support frame is provided at the bottom of the side connecting frames and the middle connecting frame. An abutment adjustment member is installed between the support frame and the side connecting frames and the middle connecting frame.

[0007] Preferably, the two friction rollers in each group of friction rollers are designed with a V-shaped structure.

[0008] Preferably, the outer wall of the friction roller has a plurality of mounting grooves at equal intervals along the circumferential direction. The mounting grooves are arranged along the axial direction of the friction roller. A friction strip is detachably installed in the mounting groove, and one end of the friction strip protrudes from the surface of the friction roller.

[0009] Preferably, the inner wall of the mounting groove is provided with embedding grooves on both sides, and the friction strip is provided with embedding strips that fit into the embedding grooves on both sides.

[0010] Preferably, the support frame includes two parallel side support frames and an intermediate support frame located in the middle between the two side support frames, and a plurality of reinforcing ribs are fixedly connected between the side support frames and the intermediate support frame.

[0011] Preferably, the abutment adjustment member includes a plurality of support rods fixedly connected to the bottom of the side connecting frame and the middle connecting frame. The side supporting frame and the middle supporting frame are provided with a plurality of through holes. The bottom end of the support rod passes through the through hole and is connected to a limit nut. An elastic member is sleeved between the side supporting frame and the side connecting frame and between the middle supporting frame and the middle connecting frame, and located outside the support rod.

[0012] This utility model also provides a sorting machine, including a cargo centering action component as described above, and a sorting frame. A transmission belt is installed on the sorting frame, and a cargo scanning mechanism is installed at one end of the sorting frame. The cargo centering action component is installed on the sorting frame and corresponds to the cargo scanning mechanism. The side support frame is fixedly connected to the sorting frame.

[0013] Preferably, the transmission belt includes multiple transmission belt plates, two adjacent transmission belt plates are rotatably connected, multiple mounting slots are formed along the length direction on the transmission belt plates, and a rotating roller is rotatably connected in the mounting slot. The axial direction of the rotating roller is consistent with the conveying direction of the transmission belt, the rotating roller protrudes from the upper and lower surfaces of the transmission belt plate, and the friction roller abuts against the lower surface of the upper rotating roller.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] 1. This utility model, through the setting of a cargo centering action component, during the process of conveying cargo by the transmission belt, when the rotating roller at the bottom of the cargo moves to the friction roller, the rotating roller contacts the friction roller in the friction roller component, thereby driving the rotating roller to rotate. Through the V-shaped structure design of the two friction rollers in the friction roller component, the rotating rollers distributed on both sides of the center of each transmission belt plate are rotated towards the center, thereby pushing the cargo to adjust its position to the middle position of the transmission belt plate. On the one hand, it improves the accuracy of the cargo scanning mechanism in scanning the cargo, and on the other hand, it can also prevent the cargo from falling off the transmission belt.

[0016] 2. This utility model improves the friction force with the rotating roller by setting multiple friction strips on the outer surface of the friction roller, which helps to drive the rotating roller to rotate more smoothly. The set support rod and elastic element provide an upward thrust to the friction roller, so that the friction roller in the friction roller is always in contact with the rotating roller, thereby driving the rotating roller to rotate better. Attached Figure Description

[0017] Figure 1 Schematic diagram of the overall structure of the cargo centering action component Figure 1 ;

[0018] Figure 2 Schematic diagram of the overall structure of the cargo centering action component Figure 2 ;

[0019] Figure 3 This is a schematic diagram of the cross-sectional structure of the friction roller;

[0020] Figure 4 This is a schematic diagram of the sorting machine structure;

[0021] Figure 5 A schematic diagram of the structure of the goods centering action component on the sorting machine;

[0022] Figure 6 This is a schematic diagram of a transmission belt structure.

[0023] In the diagram: 1. Cargo centering mechanism; 101. Side connecting frame; 102. Middle connecting frame; 103. V-shaped connecting plate; 104. Friction roller; 1041. Mounting groove; 1042. Friction strip; 105. Support frame; 1051. Side support frame; 1052. Middle support frame; 1053. Reinforcing rib; 106. Support rod; 107. Elastic element; 2. Sorting frame; 3. Transmission belt; 301. Transmission belt plate; 302. Rotating roller; 4. Cargo scanning mechanism. Detailed Implementation

[0024] 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. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. 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 protection scope of the present utility model.

[0025] Example: Please refer to Figures 1-3 This embodiment provides a cargo centering motion component, which is installed in a sorting machine. Its function is to adjust the cargo conveyed by the sorting machine to the center position to ensure the accuracy of cargo scanning and to classify and sort the cargo more accurately.

[0026] Please see Figures 4-6 This embodiment also provides a sorting machine, including the cargo centering action component in the above embodiment, and a sorting frame 2. A transmission belt 3 is installed on the sorting frame 2, and a drive mechanism for driving the transmission belt 3 to rotate cyclically to transport cargo is also installed on the sorting frame 2. A cargo scanning mechanism 4 is installed at one end of the sorting frame 2. The cargo scanning mechanism 4 is used to scan the cargo on the transmission belt 3 to obtain cargo information for subsequent cargo classification and sorting. The cargo centering action component 1 is installed on the sorting frame 2 and corresponds to the cargo scanning mechanism 4. The function of the cargo centering action component 1 is to move and adjust the cargo to the middle position of the transmission belt 3 to correspond to the scanning position of the cargo scanning mechanism 4. On the one hand, this improves the accuracy of cargo scanning, and on the other hand, it can also prevent the cargo from falling off the transmission belt 3.

[0027] In this embodiment, as Figure 6 As shown, the transmission belt 3 includes multiple transmission belt plates 301, with two adjacent transmission belt plates 301 rotatably connected. The multiple transmission belt plates 301 form an annular belt body. Multiple mounting slots are provided on the transmission belt plates 301 along the length direction. Rotating rollers 302 are rotatably connected in the mounting slots. The axial direction of the rotating rollers 302 is consistent with the conveying direction of the transmission belt 3. The rotating rollers 302 protrude from the upper and lower surfaces of the transmission belt plates 301. The cargo centering action component is installed inside the annular belt body. When the transmission belt plate 301 moves to the cargo centering action component, the rotating rollers 302 contact the cargo centering action component, thereby driving the rotating rollers 302 to rotate. The position of the cargo is adjusted by the rotating rollers 302.

[0028] In this embodiment, as Figure 1 and Figure 2As shown, the cargo centering mechanism 1 includes two parallel side connecting frames 101, with a middle connecting frame 102 positioned between them. The middle connecting frame 102 is parallel to the side connecting frames 101. Multiple sets of friction rollers are mounted on the top of the side connecting frames 101 and the middle connecting frame 102. Each set of friction rollers includes a friction roller 104 rotatably connected to the inner sides of the two side connecting frames 101 and a V-shaped connecting plate 103 fixedly connected to the top of the middle connecting frame 102. The ends of the two friction rollers 104 furthest from the side connecting frames 101 are rotatably connected to the V-shaped connecting plate 103. The two friction rollers 104 in the friction roller assembly are designed in a V-shape, with their tips facing the conveying direction of the transmission belt 3. The friction rollers 104 abut against the lower surface of the rotating roller 302 located above. During the process of the transmission belt 3 conveying goods, when the rotating roller 302 at the bottom of the goods moves to the friction roller 104 and contacts the friction roller 104 in the friction roller assembly, it drives the rotating roller 302 to rotate. Because the two friction rollers 104 in the friction roller assembly are designed in a V-shape, the rotating rollers 302 distributed on both sides of the center of each transmission belt plate 301 are rotated towards the center, thereby pushing the goods to adjust their position to the middle position of the transmission belt plate 301.

[0029] In this embodiment, the outer wall of the friction roller 104 has a plurality of mounting grooves 1041 evenly spaced along the circumferential direction. The mounting grooves 1041 are arranged along the axial direction of the friction roller 104. A friction strip 1042 is detachably installed in the mounting groove 1041. One end of the friction strip 1042 protrudes from the surface of the friction roller 104. By setting a plurality of friction strips 1042 on the outer surface of the friction roller 104, the friction strips 1042 can be made of rubber, which increases the frictional force in contact with the rotating roller 302 and helps to drive the rotating roller 302 to rotate more smoothly.

[0030] In this embodiment, both sides of the inner wall of the mounting groove 1041 are provided with embedding grooves, and both sides of the friction strip 1042 are provided with embedding strips that fit into the embedding grooves. The friction strip 1042 and the mounting groove 1041 are fixed together by the embedding strips fitting into the embedding grooves, which facilitates the disassembly and replacement of the friction strip 1042 and improves the fixation stability of the friction strip 1042 and the friction roller 104, preventing the friction strip 1042 from falling out of the mounting groove 1041.

[0031] In this embodiment, as Figure 1 and Figure 2As shown, a support frame 105 is provided at the bottom of the side connecting frame 101 and the intermediate connecting frame 102. The support frame 105 includes two parallel side support frames 1051 and an intermediate support frame 1052 located in the middle between the two side support frames 1051. Multiple reinforcing ribs 1053 are fixedly connected between the side support frames 1051 and the intermediate support frame 1052. The side support frames 1051 are fixedly connected to the sorting machine frame 2 by bolt connection. An abutment adjustment component is installed between the support frame 105 and the side connecting frame 101 and the intermediate connecting frame 102. The abutment adjustment component includes multiple support rods 106 fixedly connected to the bottom of the side connecting frame 101 and the intermediate connecting frame 102. Multiple through holes are provided on the support frame 1051 and the intermediate support frame 1052. The bottom end of the support rod 106 passes through the through holes and is connected to a limit nut. An elastic element 107 is sleeved between the side support frame 1051 and the side connecting frame 101, and between the intermediate support frame 1052 and the intermediate connecting frame 102, and located outside the support rod 106. The elastic element 107 is preferably a helical spring. The support frame 105 provides stable support for the side connecting frame 101, the intermediate connecting frame 102 and the friction roller component. The support rod 106 and the elastic element 107 provide an upward thrust to the friction roller component, so that the friction roller 104 in the friction roller component is always in contact with the rotating roller 302, so as to drive the rotating roller 302 to rotate better.

[0032] Working principle: During use, goods are placed on the transmission belt 3. The drive mechanism drives the transmission belt 3 to rotate and transport the goods. During the transport of goods by the transmission belt 3, when the rotating roller 302 at the bottom of the goods moves to the friction roller 104, the rotating roller 302 contacts the friction roller 104 in the friction roller assembly, thereby driving the rotating roller 302 to rotate. Because the two friction rollers 104 in the friction roller assembly are designed with a V-shape, the rotating rollers 302 distributed on both sides of the center of each transmission belt plate 301 rotate towards the center, thereby pushing the goods to adjust their position on the transmission belt plate. The middle position of 301 improves the accuracy of the cargo scanning mechanism 4 in scanning the cargo, and also prevents the cargo from falling off the transmission belt 3. By setting multiple friction strips 1042 on the outer surface of the friction roller 104, the friction force in contact with the rotating roller 302 is increased, which helps to drive the rotating roller 302 to rotate more smoothly. The support rod 106 and the elastic element 107 provide an upward thrust to the friction roller, so that the friction roller 104 in the friction roller is always in contact with the rotating roller 302, so as to drive the rotating roller 302 to rotate better.

[0033] The above embodiments are preferred implementations of this utility model. In addition, this utility model can also be implemented in other ways. Any obvious substitutions without departing from the concept of this technical solution are within the protection scope of this utility model.

Claims

1. A cargo centering mechanism, characterized in that: The system includes a cargo centering mechanism (1), which comprises two parallel side connecting frames (101). A middle connecting frame (102) is positioned between the two side connecting frames (101). The middle connecting frame (102) is parallel to the side connecting frames (101). Multiple sets of friction rollers are mounted on the top of the side connecting frames (101) and the middle connecting frame (102). Each set of friction rollers includes components rotatably connected to the two side connecting frames (101 and 102). 101) The friction roller (104) on the inner side and the V-shaped connecting plate (103) fixedly connected to the top of the intermediate connecting frame (102). The two friction rollers (104) are rotatably connected to the V-shaped connecting plate (103) at one end away from the side connecting frame (101). The bottom of the side connecting frame (101) and the intermediate connecting frame (102) are provided with a support frame (105). The support frame (105) is installed with an abutment adjustment member between the side connecting frame (101) and the intermediate connecting frame (102).

2. The cargo centering action component according to claim 1, characterized in that: The two friction rollers (104) in each group of friction rollers are designed in a V-shape.

3. The cargo centering action component according to claim 1, characterized in that: The outer wall of the friction roller (104) has a plurality of mounting grooves (1041) at equal intervals along the circumferential direction. The mounting grooves (1041) are arranged along the axial direction of the friction roller (104). A friction strip (1042) is detachably installed in the mounting groove (1041). One end of the friction strip (1042) protrudes from the surface of the friction roller (104).

4. The cargo centering action component according to claim 3, characterized in that: Both sides of the inner wall of the mounting groove (1041) are provided with embedding grooves, and both sides of the friction strip (1042) are provided with embedding strips that fit into the embedding grooves.

5. The cargo centering action component according to claim 1, characterized in that: The support frame (105) includes two parallel side support frames (1051) and an intermediate support frame (1052) located in the middle between the two side support frames (1051). A plurality of reinforcing ribs (1053) are fixedly connected between the side support frames (1051) and the intermediate support frame (1052).

6. A cargo centering action component according to claim 5, characterized in that: The abutment adjustment component includes multiple support rods (106) fixedly connected to the bottom of the side connecting frame (101) and the middle connecting frame (102). Multiple through holes are provided on the side supporting frame (1051) and the middle supporting frame (1052). The bottom end of the support rod (106) passes through the through hole and is connected to a limit nut. An elastic element (107) is sleeved between the side supporting frame (1051) and the side connecting frame (101) and between the middle supporting frame (1052) and the middle connecting frame (102) and located outside the support rod (106).

7. A sorting machine, characterized in that: The system includes a cargo centering action component as described in any one of claims 4-6, and further includes a sorting frame (2), on which a transmission belt (3) is installed, and a cargo scanning mechanism (4) is installed at one end of the sorting frame (2). The cargo centering action component (1) is installed on the sorting frame (2) and corresponds to the cargo scanning mechanism (4). The side support frame (1051) is fixedly connected to the sorting frame (2).

8. A sorting machine according to claim 7, characterized in that: The transmission belt (3) includes multiple transmission belt plates (301), two adjacent transmission belt plates (301) are rotatably connected, multiple mounting slots are provided on the transmission belt plate (301) along the length direction, and a rotating roller (302) is rotatably connected in the mounting slot. The axial direction of the rotating roller (302) is consistent with the conveying direction of the transmission belt (3), and the rotating roller (302) protrudes from the upper and lower surfaces of the transmission belt plate (301). The friction roller (104) abuts against the lower surface of the rotating roller (302) located above.