Station sorting equipment

Abstract

The utility model discloses station sorting equipment which comprises a code scanning station suitable for scanning codes of goods to be sorted; a plurality of turnover baskets; the sorting device is in butt joint with the code scanning station, the sorting device comprises a plurality of narrow-band sorting modules, the narrow-band sorting modules are spliced together and are in communication connection, turnover baskets are arranged on the two opposite sides of each narrow-band sorting module, and the sorting device is suitable for obtaining a plurality of cargoes subjected to code scanning through the code scanning station and sending the cargoes to the code scanning station. And the plurality of narrow-band sorting modules are used for driving the goods to move, so that the goods are respectively delivered into the corresponding turnover baskets. According to the goods sorting device, multiple goods can be sorted at the same time, and the goods with the small size can be sorted.

Description

Technical Field

[0001] The present application relates to the field of automation technology, and in particular to a site sorting device. Background Art

[0002] In the prior art, there is a logistics sorting pendulum machine that requires a distance between goods, and one module can only sort one item at a time, which is not suitable for sorting smaller goods. There is also a linear narrow-band sorting machine trolley that requires a larger profile as a trolley module, which is not conducive to modular design, and has a larger turning radius, which is also not suitable for sorting smaller goods.

[0003] Therefore, a site sorting device is needed to solve the above technical problems. Utility Model Content

[0004] To this end, the present application provides a site sorting device to solve or at least alleviate the above problems.

[0005] According to one aspect of the present application, a site sorting device is provided, including: a code scanning station, suitable for scanning codes for goods to be sorted; a plurality of turnover baskets; a sorting device, docked with the code scanning station, the sorting device including a plurality of narrow-band sorting modules, the plurality of narrow-band sorting modules are spliced ​​together and communicatively connected, and turnover baskets are arranged on opposite sides of each of the narrow-band sorting modules, the sorting device is suitable for acquiring a plurality of goods scanned by the code scanning station, and driving each of the goods to move through the plurality of narrow-band sorting modules, so as to deliver each of the goods to a corresponding turnover basket respectively.

[0006] Optionally, in the site sorting equipment according to the present application, the narrow-band sorting module includes: a plurality of narrow-band modules arranged side by side, the two ends of the plurality of narrow-band modules are respectively connected by a closed chain to form a closed loop; a main drive assembly, including an electric roller, a driven roller, and two supporting rollers connected to and supporting the closed chain, suitable for driving the closed chain and the plurality of narrow-band modules to perform rotational motion, so that the plurality of narrow-band modules drive the goods to move horizontally.

[0007] Optionally, in the site sorting equipment according to the present application, the narrow-band sorting module also includes: a bracket assembly; two auxiliary rollers arranged at both ends of the top of the bracket assembly; two auxiliary drive assemblies, respectively connected to the two auxiliary rollers; the electric roller and the driven roller are suitable for driving the two auxiliary rollers to rotate synchronously through the two auxiliary drive assemblies.

[0008] Optionally, in the site sorting equipment according to the present application, the narrow-band sorting module further includes: at least one cargo detection sensor, arranged at one end of the auxiliary roller, suitable for detecting whether the cargo passes through the auxiliary roller, so as to determine whether the cargo moves to the narrow-band sorting module.

[0009] Optionally, in the site sorting equipment according to the present application, the narrowband sorting module also includes a switch assembly; the narrowband module includes: a narrowband frame with a track inside, the track includes a circular arc track arranged on the inner side of the narrowband frame; a narrowband assembly installed on the narrowband frame, the narrowband assembly includes a synchronous belt, two pulleys installed at both ends of the synchronous belt and connected to the synchronous belt transmission, and a guide roller connected to the synchronous belt, the synchronous belt is flush with the upper surface of the narrowband frame, and is suitable for moving along the upper surface of the narrowband frame under the cooperation of the guide roller and the switch assembly, so as to drive the goods to move horizontally; two chains with attached plates are installed at both ends of the narrowband frame, suitable for connecting to the closed chain.

[0010] Optionally, in the site sorting equipment according to the present application, the guide roller includes: a mounting seat connected to the synchronous belt; a plurality of first guide wheels mounted on the mounting seat, suitable for cooperating with the arc track on the inner side of the narrow belt rack, so that the guide roller moves along the track inside the narrow belt rack; at least one second guide wheel mounted on the mounting seat, suitable for cooperating with the switch assembly, so as to drive the synchronous belt to move.

[0011] Optionally, in the site sorting equipment according to the present application, the switch assembly includes: a base plate; a switch steering assembly installed on the base plate, the switch steering assembly includes: a steering plate; a first hinged plate hinged to the steering plate; a second hinged plate hinged to the first hinged plate; a motor connected to the second hinged plate, suitable for driving the second hinged plate and the first hinged plate to drive the steering plate to turn, so as to drive the corresponding guide roller to move obliquely, so that the goods on the narrow belt module where the guide roller is located move obliquely and fall into the corresponding turnover basket.

[0012] Optionally, in the site sorting equipment according to the present application, it also includes a control system; the switch assembly also includes: a guide roller sensor, arranged on the substrate; wherein the switch steering assembly is suitable for determining whether it is necessary to perform switch distribution on the current narrowband module based on the signal of the guide roller sensor and the position information of the goods to be sorted sent by the control system. If necessary, the second hinged plate and the first hinged plate are driven by a motor to drive the steering plate to turn, so as to drive the guide roller of the current narrowband module to move obliquely, so that the goods on the current narrowband module move obliquely and fall into the corresponding turnover basket.

[0013] Optionally, in the site sorting equipment according to the present application, the switch assembly also includes a front guide assembly, a right straight track, a left straight track, a right oblique track, a left oblique track and a center switch arranged on the base plate.

[0014] Optionally, in the site sorting equipment according to the present application, the central switch is a parallel four-bar linkage mechanism, including: a first switch; a third hinged plate, hinged to the first switch; a fourth hinged plate, hinged to the third hinged plate; a fifth hinged plate, arranged parallel to the third hinged plate and hinged to the fourth hinged plate; a second switch, hinged to the fifth hinged plate, suitable for rotating synchronously in the same direction as the first switch; wherein, when the guide roller pushes the first switch to rotate, the second switch is driven to rotate synchronously in the same direction as the first switch through the third hinged plate, the fourth hinged plate and the fifth hinged plate, so that the guide roller continues to move in the current direction.

[0015] According to the technical solution of the present application, a site sorting device is provided, including a code scanning station, a plurality of turnover baskets, and a sorting device docked with the code scanning station. The sorting device includes a plurality of narrow-band sorting modules spliced ​​to each other, and the plurality of narrow-band sorting modules are communicatively connected to each other, wherein turnover baskets are arranged on opposite sides of each narrow-band sorting module. After acquiring a plurality of goods scanned by the code scanning station, the sorting device drives each of the goods to move through a plurality of narrow-band sorting modules, so as to deliver each of the goods to a corresponding turnover basket respectively. According to the technical solution of the present application, the sorting device can sort a plurality of goods at the same time based on a plurality of narrow-band sorting modules spliced ​​to each other, and each narrow-band sorting module can sort goods to the turnover baskets on both sides at the same time, thereby improving the sorting efficiency. In addition, the sorting device adopts a modular design, which is suitable for a small space and flexible disassembly and assembly working mode in a site scenario.

[0016] In addition, the guide mechanism of the narrow-band sorting module adopts a roller structure, which makes the narrow-band module miniaturized and can be used to sort smaller-sized goods.

[0017] The above description is only an overview of the technical solution of the present application. In order to more clearly understand the technical means of the present application, it can be implemented in accordance with the contents of the specification. In order to make the above and other purposes, features and advantages of the present application more obvious and easy to understand, the specific implementation methods of the present application are listed below. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] To achieve the above and related purposes, certain illustrative aspects are described herein in conjunction with the following description and accompanying drawings, which indicate various ways in which the principles disclosed herein can be practiced, and all aspects and their equivalents are intended to fall within the scope of the claimed subject matter. The above and other purposes, features and advantages of the present disclosure will become more apparent by reading the following detailed description in conjunction with the accompanying drawings. Throughout the present disclosure, the same reference numerals generally refer to the same parts or elements.

[0019] Figure 1 A schematic structural diagram of a site sorting device 100 provided according to an embodiment of the present application is shown;

[0020] Figure 2 , Figure 3 The schematic diagrams of the structure of a narrow-band sorting module 20 provided according to the embodiments of the present application are respectively shown;

[0021] Figure 4 A schematic diagram of the structure of a narrowband module 26 provided according to an embodiment of the present application is shown;

[0022] Figure 5 A schematic structural diagram of a narrowband assembly 263 provided according to an embodiment of the present application is shown;

[0023] Figure 6 A schematic structural diagram of a guide roller 2633 provided according to an embodiment of the present application is shown;

[0024] Figure 7 , Figure 8 The schematic diagrams of the structure of a turnout assembly 29 provided according to an embodiment of the present application are respectively shown;

[0025] Fig. 9 A schematic structural diagram of a turnout steering assembly 292 provided according to an embodiment of the present application is shown;

[0026] Fig.10 A schematic structural diagram of a center switch 299 provided according to an embodiment of the present application is shown. DETAILED DESCRIPTION

[0027] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art.

[0028] In order to solve the problem that one module of the sorting equipment in the prior art can only sort one item at a time, the sorting efficiency is low, and it is not suitable for sorting smaller items, the present application proposes a site sorting equipment that can sort multiple items at the same time and can be used to sort smaller items.

[0029] Figure 1 A schematic structural diagram of a site sorting device 100 provided according to an embodiment of the present application is shown.

[0030] like Figure 1 As shown, in the embodiment of the present application, the site sorting device 100 includes a code scanning station 40, a plurality of turnover baskets 30, and a sorting device. The code scanning station 40 is used to scan the code of the goods to be sorted.

[0031] The sorting device is connected to the code scanning station 40. The sorting device includes a plurality of narrow-band sorting modules 20, which are spliced ​​together and are communicatively connected to each other. For example, the plurality of narrow-band sorting modules 20 can be communicatively connected by connecting power supplies and communication lines to each other. Each narrow-band sorting module 20 is provided with turnover baskets 30 on opposite sides, and one turnover basket 30 is provided on each side of the narrow-band sorting module 20.

[0032] It should be noted that the sorting device can obtain multiple goods after being scanned by the scanning station 40, and then drive the movement of each goods through multiple narrow-band sorting modules 20 to achieve the delivery of each goods to the corresponding turnover basket 30 (which can be the turnover basket 30 on any side of any narrow-band sorting module 20).

[0033] In some embodiments, for the last narrow-band sorting module 20 among multiple narrow-band sorting modules 20 that is located at the end away from the code scanning station 40, in addition to arranging a turnover basket 30 on each of the opposite sides of the last narrow-band sorting module 20, a turnover basket 30 can also be arranged on the side of the last narrow-band sorting module 20 away from the code scanning station 40.

[0034] Figure 2 , Figure 3 The schematic diagrams of the structures of a narrow-band sorting module 20 provided according to the embodiments of the present application are respectively shown.

[0035] like Figure 2 and Figure 3As shown, in some embodiments, the narrowband sorting module 20 includes a plurality of narrowband modules 26 arranged side by side and a main drive assembly. The two ends of the plurality of narrowband modules 26 are connected by closed chains to form a closed loop. Specifically, the first ends of the plurality of narrowband modules 26 are connected by a closed chain to form a closed loop, and the second ends of the plurality of narrowband modules 26 are connected by another closed chain to form a closed loop.

[0036] The main drive assembly includes a motorized roller 22, a driven roller 23 and two support rollers 28 connected to and supporting the closed chain. That is, the main drive assembly includes a motorized roller 22, a driven roller 23 and two support rollers 28, and the motorized roller 22, the driven roller 23 and the two support rollers 28 are connected to and can support the closed chain. The main drive assembly can drive the closed chain and the plurality of narrow belt modules 26 to perform a rotary motion, so that the plurality of narrow belt modules 26 can drive the goods to move horizontally during the rotary motion.

[0037] In some embodiments, Figure 2 and Figure 3 As shown, the narrow-band sorting module 20 further includes: a support assembly 21, two auxiliary rollers 25 arranged at both ends of the top of the support assembly 21, and two auxiliary drive assemblies 24 respectively connected to the two auxiliary rollers 25. The support assembly 21 has four casters. The motorized roller 22 and the driven roller 23 can drive the two auxiliary rollers 25 to rotate synchronously through the two auxiliary drive assemblies 24.

[0038] In some embodiments, Figure 2 As shown, the narrow-band sorting module 20 further includes at least one cargo detection sensor 27 , which is disposed at one end of the auxiliary roller 25 and can be used to detect whether cargo passes through the auxiliary roller 25 , and further determine whether cargo moves to the narrow-band sorting module 20 .

[0039] In some embodiments, Figure 3 As shown, the narrowband sorting module 20 further includes a turnout assembly 29. In some embodiments, the narrowband sorting module 20 may include two turnout assemblies 29 arranged in an upper and lower manner. The upper turnout assembly is used for sorting goods, and the lower turnout assembly is used for redistributing the guide rollers 2633 of the narrowband module 26. In the following embodiments, the upper turnout assembly for sorting goods is taken as an example to introduce the specific structure of the turnout assembly 29.

[0040] Figure 4 FIG. 2 shows a schematic diagram of the structure of a narrowband module 26 provided according to an embodiment of the present application. Figure 4As shown, the narrowband module 26 includes a narrowband frame 262, a narrowband assembly 263, and two chains 261 with attached plates. A track is provided inside the narrowband frame 262, and the track includes an arc track provided inside the narrowband frame 262. The narrowband assembly 263 is installed on the narrowband frame 262.

[0041] Figure 5 FIG. 2 shows a schematic diagram of the structure of a narrowband assembly 263 provided according to an embodiment of the present application. Figure 5 As shown, the narrow belt assembly 263 includes a synchronous belt 2631, two pulleys 2632 installed at both ends of the synchronous belt 2631 and drivingly connected to the synchronous belt 2631, and a guide roller 2633 connected to the synchronous belt 2631. The synchronous belt 2631 is flush with the upper surface of the narrow belt frame 262, and the synchronous belt 2631 can move along the upper surface of the narrow belt frame 262 under the cooperation of the guide roller 2633 and the switch assembly 29, so that the synchronous belt 2631 can drive the goods to move horizontally, so as to deliver the goods to the corresponding turnover basket 30 to achieve goods sorting.

[0042] Two chains with attached plates 261 are installed at both ends of the narrowband rack 262 and connected to the closed chain. In other words, both ends of the narrowband module 26 are connected to the corresponding closed chain through the two chains with attached plates 261.

[0043] Figure 6 A structural schematic diagram of a guide roller 2633 provided according to an embodiment of the present application is shown.

[0044] In some embodiments, Figure 6 As shown, the guide roller 2633 includes a mounting seat 26331, a plurality of first guide wheels 26332, and at least one second guide wheel 26333. The mounting seat 26331 is connected to the synchronous belt 2631. The plurality of first guide wheels 26332 are mounted on the mounting seat 26331, and the plurality of first guide wheels 26332 cooperate with the arc track inside the narrow belt rack 262, so that the guide roller 2633 moves along the track inside the narrow belt rack 262. At least one second guide wheel 26333 is mounted on the mounting seat 26331, and cooperates with the switch assembly 29, so as to move the synchronous belt 2631.

[0045] Figure 7 , Figure 8 The schematic diagrams of the structures of a turnout assembly 29 provided according to an embodiment of the present application are respectively shown.

[0046] In some embodiments, Figure 7 and Figure 8 As shown, the switch assembly 29 includes a base plate 291 and a switch steering assembly 292 mounted on the base plate 291 .

[0047] Fig. 9 FIG. 2 shows a schematic diagram of the structure of a turnout steering assembly 292 provided according to an embodiment of the present application. Fig. 9 As shown, the turnout steering assembly 292 includes: a steering plate 2921, a first hinged plate 2923 hinged to the steering plate 2921, a second hinged plate 2924 hinged to the first hinged plate 2923, and a motor 2926 connected to the second hinged plate 2924. The motor 2926 can drive the second hinged plate 2924 and the first hinged plate 2923 to drive the steering plate 2921 to turn, thereby driving the corresponding guide roller 2633 to move obliquely, so that the goods on the narrow belt module 26 where the guide roller 2633 is located move obliquely and fall into the corresponding turnover basket 30, so as to achieve sorting of the goods.

[0048] In some embodiments, Fig. 9 As shown, the turnout steering assembly 292 may further include a first bearing seat 2922 and a motor fixing plate 2925. The first bearing seat 2922 and the motor fixing plate 2925 are respectively fixedly connected to the base plate 291. The motor 2926 is mounted on the motor fixing plate 2925. The steering plate 2921 may be fixedly connected to the base plate 291 through the first bearing seat 2922.

[0049] In some embodiments, the site sorting device 100 further includes a control system. Figure 7 and Figure 8 As shown, the turnout assembly 29 further includes a guide roller sensor 293, which is arranged on the base plate 291. The turnout steering assembly 292 can determine whether it is necessary to perform turnout sorting on the current narrowband module 26 according to the signal of the guide roller sensor 293 and the position information of the goods to be sorted sent by the control system. If necessary, the second hinged plate 2924 and the first hinged plate 2923 are driven by the motor 2926 to drive the steering plate 2921 to turn, so as to drive the guide roller 2633 of the current narrowband module 26 to move obliquely, so that the goods on the current narrowband module 26 move obliquely and fall into the corresponding turnover basket 30.

[0050] In some embodiments, Figure 7 and Figure 8 As shown, the switch assembly 29 further includes a front guide assembly 294, a right straight track 295, a left straight track 296, a right oblique track 297, a left oblique track 298 and a center switch 299 arranged on a base plate 291. The center switch 299 adopts a mechanical switch structure, specifically a parallel four-bar linkage.

[0051] Fig.10 FIG. 2 shows a schematic structural diagram of a center turnout 299 provided according to an embodiment of the present application. Fig.10As shown, the central switch 299 includes: a first switch 2991, a third hinged plate 2994, a fourth hinged plate 2995, and a fifth hinged plate. The third hinged plate 2994 is hinged to the first switch 2991, and specifically, the third hinged plate 2994 can be hinged to the first switch 2991 through the second bearing seat 2993. The fourth hinged plate 2995 is hinged to the third hinged plate 2994. The fifth hinged plate is arranged in parallel with the third hinged plate 2994 and is hinged to the fourth hinged plate 2995. The first switch 2992 is hinged to the fifth hinged plate (through the second bearing seat 2993), and the first switch 2992 can rotate synchronously with the first switch 2991 in the same direction. When the guide roller 2633 pushes the first switch 2991 to rotate, the third hinged plate 2994, the fourth hinged plate 2995 and the fifth hinged plate drive the first switch 2992 to rotate synchronously in the same direction as the first switch 2991. In this way, the first switch 2992 can fill the space on the track, so that the guide roller continues to move in the current direction.

[0052] According to the site sorting equipment 100 provided in the embodiment of the present application, it includes a code scanning station, a plurality of turnover baskets, and a sorting device docked with the code scanning station. The sorting device includes a plurality of narrow-band sorting modules spliced ​​with each other, and the plurality of narrow-band sorting modules are communicatively connected, wherein turnover baskets are arranged on opposite sides of each narrow-band sorting module. After obtaining a plurality of goods scanned by the code scanning station, the sorting device drives each of the goods to move through a plurality of narrow-band sorting modules to deliver each of the goods to the corresponding turnover baskets respectively. According to the technical solution of the present application, the sorting device can sort a plurality of goods at the same time based on a plurality of narrow-band sorting modules spliced ​​with each other, and each narrow-band sorting module can sort goods to the turnover baskets on both sides at the same time, thereby improving the sorting efficiency. In addition, the sorting device adopts a modular design, which is suitable for a small space and flexible disassembly and assembly working mode in the site scene. In addition, the guide mechanism of the narrow-band sorting module adopts a roller structure, which makes the narrow-band module miniaturized and can be used to sort smaller-sized goods.

[0053] In the description of this specification, unless otherwise clearly specified and limited, the terms "connected", "fixed", etc. should be understood in a broad sense. In addition, the directions or positional relationships indicated by the terms "front", "rear", "upper", "lower", "inner", "outer", "top", "bottom", etc. are based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the equipment or unit referred to must have a specific direction, be constructed and operated in a specific orientation, and therefore, cannot be understood as limiting this application.

[0054] In the description provided herein, a large number of specific details are described. However, it is understood that the embodiments of the present application can be practiced without these specific details. In some instances, well-known methods, structures and techniques are not shown in detail so as not to obscure the understanding of this description.

[0055] Similarly, it should be understood that in order to streamline the disclosure and help understand one or more of the various application aspects, in the above description of the exemplary embodiments of the present application, the various features of the present application are sometimes grouped together into a single embodiment, figure, or description thereof. However, the disclosed method should not be interpreted as reflecting the following intention: the claimed application requires more features than the features clearly stated in each claim. Therefore, the claims following the specific embodiment are hereby expressly incorporated into the specific embodiment, wherein each claim itself serves as a separate embodiment of the present application.

[0056] Those skilled in the art will appreciate that the modules or units or components of the devices in the examples disclosed herein may be arranged in the devices described in the embodiment, or alternatively may be located in one or more devices different from the devices in the examples. The modules in the foregoing examples may be combined into one module or may be divided into multiple submodules.

[0057] Those skilled in the art will appreciate that the modules in the devices in the embodiments may be adaptively changed and arranged in one or more devices different from the embodiments. The modules or units or components in the embodiments may be combined into one module or unit or component, and in addition they may be divided into a plurality of submodules or subunits or subcomponents. Except that at least some of such features and / or processes or units are mutually exclusive, all features disclosed in this specification (including the accompanying claims, abstracts and drawings) and all processes or units of any method or device disclosed in this manner may be combined in any combination. Unless otherwise expressly stated, each feature disclosed in this specification (including the accompanying claims, abstracts and drawings) may be replaced by an alternative feature providing the same, equivalent or similar purpose.

[0058] Furthermore, those skilled in the art will appreciate that although some embodiments described herein include certain features included in other embodiments but not other features, the combination of features from different embodiments is meant to be within the scope of the present application and to form different embodiments.

[0059] As used herein, unless otherwise specified, the use of ordinal numbers "first," "second," "third," etc. to describe common objects merely indicates that different instances of similar objects are involved, and is not intended to imply that the objects so described must have a given order in time, space, order, or in any other manner.

[0060] Although the present application has been described according to a limited number of embodiments, it will be appreciated by those skilled in the art, with the benefit of the above description, that other embodiments may be envisioned within the scope of the present application thus described. In addition, it should be noted that the language used in this specification is selected primarily for the purpose of readability and teaching, rather than for the purpose of explaining or limiting the subject matter of the present application. Therefore, many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the appended claims. For the scope of the present application, the disclosure made to the present application is illustrative rather than restrictive, and the scope of the present application is limited by the appended claims.

Claims

1. A site sorting device, characterized in that: include: Scanning station, suitable for scanning the goods to be sorted; Multiple turnover baskets; A sorting device is connected to the code scanning station, and the sorting device includes multiple narrow-band sorting modules, which are spliced ​​together and communicatively connected. Turnover baskets are arranged on opposite sides of each narrow-band sorting module. The sorting device is suitable for obtaining multiple goods scanned by the code scanning station, and driving each of the goods to move through the multiple narrow-band sorting modules, so as to deliver each of the goods to the corresponding turnover basket.

2. The site sorting device according to claim 1, characterized in that: The narrowband sorting module comprises: A plurality of narrowband modules are arranged side by side, and two ends of the plurality of narrowband modules are connected by closed chains to form a closed loop; The main driving assembly includes a motorized roller connected to and supporting the closed chain, a driven roller, and two supporting rollers, and is suitable for driving the closed chain and the plurality of narrow-belt modules to perform rotational motion so that the plurality of narrow-belt modules drive the goods to move horizontally.

3. The site sorting device according to claim 2, characterized in that: The narrowband sorting module also includes: Bracket assembly; Two auxiliary rollers are arranged at both ends of the top of the support assembly; Two auxiliary drive assemblies are respectively connected to the two auxiliary rollers; The motorized roller and the driven roller are suitable for driving the two auxiliary rollers to rotate synchronously through the two auxiliary drive assemblies.

4. The site sorting device according to claim 3, characterized in that: The narrowband sorting module also includes: At least one cargo detection sensor is disposed at one end of the auxiliary roller and is adapted to detect whether cargo passes through the auxiliary roller so as to determine whether cargo moves to the narrow-band sorting module.

5. The site sorting device according to any one of claims 2 to 4, characterized in that: The narrowband sorting module also includes a turnout assembly; The narrowband module comprises: A narrowband rack is provided with a track therein, wherein the track comprises an arc track arranged inside the narrowband rack; A narrow belt assembly is installed on the narrow belt frame, the narrow belt assembly includes a synchronous belt, two pulleys installed at both ends of the synchronous belt and connected to the synchronous belt transmission, and a guide roller connected to the synchronous belt. The synchronous belt is flush with the upper surface of the narrow belt frame and is suitable for moving along the upper surface of the narrow belt frame under the cooperation of the guide roller and the turnout assembly, so as to drive the goods to move horizontally; Two chains with attached plates are installed at two ends of the narrow belt frame and are suitable for connecting with the closed chain.

6. The site sorting device according to claim 5, characterized in that: The guide roller comprises: A mounting seat connected to the synchronous belt; A plurality of first guide wheels, mounted on the mounting seat, adapted to cooperate with the arc track inside the narrowband rack, so that the guide rollers move along the track inside the narrowband rack; At least one second guide wheel is mounted on the mounting seat and is suitable for cooperating with the switch assembly so as to drive the synchronous belt to move.

7. The site sorting device according to claim 5, characterized in that: The turnout assembly comprises: substrate; A turnout steering assembly is mounted on the substrate, and the turnout steering assembly comprises: A steering plate; a first hinged plate, hinged to the steering plate; a second hinged plate, hinged to the first hinged plate; The motor is connected to the second hinged plate and is suitable for driving the second hinged plate and the first hinged plate to drive the steering plate to turn, so as to drive the corresponding guide roller to move obliquely, so that the goods on the narrow belt module where the guide roller is located move obliquely and fall into the corresponding turnover basket.

8. The station sorting device according to claim 7, characterized in that: Also includes control systems; The turnout assembly further comprises: A guide roller sensor is arranged on the substrate; Among them, the switch steering assembly is suitable for determining whether it is necessary to perform switch sorting on the current narrow-band module based on the signal of the guide roller sensor and the position information of the goods to be sorted sent by the control system. If necessary, the second hinged plate and the first hinged plate are driven by the motor to drive the steering plate to turn, so as to drive the guide roller of the current narrow-band module to move obliquely, so that the goods on the current narrow-band module move obliquely and fall into the corresponding turnover basket.

9. The site sorting device according to claim 7, characterized in that: The switch assembly further comprises a front guide assembly, a right straight track, a left straight track, a right oblique track, a left oblique track and a center switch arranged on the base plate.

10. The site sorting device according to claim 9, characterized in that: The central turnout is a parallel four-bar linkage mechanism, comprising: First turnout; a third hinged plate, hinged to the first turnout; a fourth hinge plate, hinged to the third hinge plate; a fifth hinge plate, arranged in parallel with the third hinge plate and hinged to the fourth hinge plate; a second turnout, hinged to the fifth hinged plate, adapted to rotate synchronously with the first turnout in the same direction; When the guide roller pushes the first turnout to rotate, the second turnout is driven to rotate synchronously with the first turnout in the same direction through the third hinge plate, the fourth hinge plate and the fifth hinge plate, so that the guide roller continues to move in the current direction.

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