CN115055382B - Sorting line system and sorting control method - Google Patents
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- CN115055382B CN115055382B CN202210659189.XA CN202210659189A CN115055382B CN 115055382 B CN115055382 B CN 115055382B CN 202210659189 A CN202210659189 A CN 202210659189A CN 115055382 B CN115055382 B CN 115055382B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C3/00—Sorting according to destination
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C3/00—Sorting according to destination
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Abstract
The utility model provides a letter sorting line system and letter sorting control method can be applied to wisdom commodity circulation technical field, and this letter sorting line system includes many letter sorting lines, first class reposition of redundant personnel balance, first cache line. The sorting line is provided with a primary shunting node and a primary converging node, and the primary shunting node is positioned at the downstream side of the primary converging node; the primary diverting balance wheel is arranged at the primary diverting node and is configured to control the flow direction of cargoes on the sorting line by changing the steering direction; the inlet end of the first cache line is configured to communicate with a primary diverting node of a first sorting line of the plurality of sorting lines via a primary diverting balance, and the outlet end of the first cache line is configured to communicate with a primary converging node of a second sorting line of the plurality of sorting lines.
Description
Technical Field
The disclosure relates to the technical field of intelligent logistics, in particular to a sorting line system and a sorting control method.
Background
In the logistics process, the goods sorting is an important process, the goods are generally sorted by adopting a sorting line, a large number of vehicles can appear in the current sorting mode and are concentrated to the site for queuing and unloading in the peak period of the goods, when the unloading efficiency is too fast, normal single-piece separation of the goods cannot be carried out at the downstream of the sorting line, the sorting line is forced to stop, the sorting process cannot be carried out stably and continuously, meanwhile, when the last goods are unloaded and the other trolley is changed, the phenomenon that no sorting goods are wasted on the conveying line can appear, and the equipment sorting center equipment utilization rate is low and the sorting efficiency is low.
Disclosure of Invention
In view of the foregoing, the present disclosure provides a sort line system and sort control method.
In one aspect of the present disclosure, a sort line system is provided that includes a plurality of sort lines, a primary diverting balance, a first cache line, and a second cache line.
Wherein, a plurality of sorting lines are configured to convey cargoes, wherein a first-stage shunting node and a first-stage converging node are arranged in the sorting lines, wherein, along the conveying direction of the cargoes of the sorting lines, the first-stage shunting node is positioned at the downstream side of the first-stage converging node;
The primary diverting balance wheel is arranged at the primary diverting node and is configured to control the flow direction of cargoes on the sorting line by changing the steering direction;
the inlet end of the first cache line is configured to communicate with a primary diverting node of a first sorting line of the plurality of sorting lines via a primary diverting balance, and the outlet end of the first cache line is configured to communicate with a primary converging node of a second sorting line of the plurality of sorting lines.
According to an embodiment of the present disclosure, the inlet end of the second cache line is configured to communicate with the primary diverting node of the first sorting line through the primary diverting balance, and the outlet end of the second cache line is configured to communicate with the primary converging node of the first sorting line.
According to an embodiment of the present disclosure, the system further includes a first flow monitoring device disposed at the primary shunt node and configured to output a first flow signal through flow monitoring, wherein the first flow signal includes a cargo flow of a section upstream of the primary shunt node and a cargo flow of a section downstream of the primary shunt node.
According to an embodiment of the present disclosure, the system further includes a second flow monitoring device disposed at the primary confluence node and configured to output a second flow signal through flow monitoring, wherein the second flow signal includes a cargo flow of a section upstream of the primary confluence node and a cargo flow of a section downstream of the primary confluence node.
According to an embodiment of the present disclosure, the system further comprises a controller, electrically connected to the first and second flow monitoring devices, configured to control the turning of the primary diverting balance in accordance with the first and second flow signals so that the load on the sorting line flows to the first cache line or to the second cache line.
According to the embodiment of the disclosure, the first cache line and the second cache line are provided with a secondary flow dividing node and a secondary flow converging node, wherein the secondary flow dividing node is located on the upstream side of the secondary flow converging node along the cargo conveying direction of the first cache line and the second cache line, and a secondary flow dividing balance wheel is arranged at the secondary flow dividing node.
The system further includes a sub-cache line having an inlet end configured to communicate with the secondary split node through the secondary split balance wheel and an outlet end configured to communicate with the secondary sink node.
According to an embodiment of the present disclosure, the system further comprises a transition section, an inlet end of the transition section being configured to communicate with the primary diverting node through the primary diverting balance, and an outlet end of the transition section being configured to communicate with both the inlet end of the first cache line and the inlet end of the second cache line through the primary diverting balance.
According to an embodiment of the present disclosure, wherein the controller is further configured to control the turning of the secondary diverting balance in accordance with the second flow signal such that the cargo on the first cache line or the second cache line flows to the sub-cache line.
Another aspect of the present disclosure also provides a sorting control method, including:
the method comprises the steps of conveying cargoes by utilizing a plurality of sorting lines, wherein a first-stage flow distribution node and a first-stage confluence node are arranged in the sorting lines, the first-stage flow distribution node is positioned at the downstream side of the first-stage confluence node along the cargo conveying direction of the sorting lines, a first-stage flow distribution balance wheel is arranged at the first-stage flow distribution node, a first flow monitoring device is arranged at the first-stage flow distribution node, and a second flow monitoring device is arranged at the first-stage confluence node; wherein the first flow monitoring device is configured to output a first flow signal comprising the cargo flow of the upstream section of the primary flow splitting node and the cargo flow of the downstream section of the primary flow splitting node, and the second flow monitoring device is configured to output a second flow signal comprising the cargo flow of the upstream section of the primary flow combining node and the cargo flow of the downstream section of the primary flow combining node;
Receiving a first flow signal sent by a first flow monitoring device in a first sorting line;
receiving a second flow signal sent by a second flow monitoring device in a second sorting line;
Controlling the turning of the primary diverting balance in the first sorting line based on the first and second flow signals so that the load on the first sorting line flows to the first cache line or to the second cache line; wherein an inlet end of the first cache line is configured to communicate with a primary diverting node of the first sorting line through a primary diverting balance, and an outlet end of the first cache line is configured to communicate with a primary converging node of the second sorting line; the inlet end of the second cache line is configured to communicate with the primary diverting node of the first sorting line through the primary diverting balance, and the outlet end of the second cache line is configured to communicate with the primary converging node of the first sorting line.
According to an embodiment of the present disclosure, wherein controlling the turning of the primary diverting balance in the first sorting line according to the first and second flow signals comprises:
Under the conditions that the cargo flow of the downstream section of the primary flow dividing node in the first sorting line is greater than or equal to a first flow threshold, the cargo flow of the upstream section of the primary flow dividing node in the first sorting line is greater than zero, and the cargo flow of the downstream section of the primary flow converging node in the second sorting line is less than a second flow threshold, the primary flow dividing balance wheel is controlled to steer according to the first steering instruction, so that the cargo in the first sorting line flows to the first buffer line.
According to an embodiment of the present disclosure, wherein controlling the turning of the primary diverting balance in the first sorting line according to the first and second flow signals comprises:
Under the conditions that the cargo flow of the downstream section of the primary flow dividing node in the first sorting line is greater than or equal to a first flow threshold, the cargo flow of the upstream section of the primary flow dividing node in the first sorting line is greater than zero, and the cargo flow of the upstream section of the primary flow converging node in the second sorting line is equal to zero, the primary flow dividing balance wheel is controlled to steer according to the first steering instruction, so that the cargo in the first sorting line flows to the first buffer line.
According to an embodiment of the present disclosure, wherein controlling the turning of the primary diverting balance in the first sorting line according to the first and second flow signals comprises:
Under the conditions that the cargo flow of the downstream section of the primary flow dividing node in the first sorting line is greater than or equal to a first flow threshold value, the cargo flow of the upstream section of the primary flow dividing node in the first sorting line is greater than zero, the cargo flow of the downstream section of the primary flow converging node in the second sorting line is greater than or equal to a second flow threshold value, and the cargo flow of the upstream section of the primary flow converging node in the second sorting line is greater than zero, the primary flow dividing balance wheel is controlled to steer according to a second steering instruction, so that the cargo in the first sorting line flows to the second buffer line.
According to the embodiment of the disclosure, a secondary flow dividing node and a secondary converging node are arranged in a first cache line and a second cache line, wherein the secondary flow dividing node is positioned on the upstream side of the secondary converging node along the cargo conveying direction of the first cache line and the second cache line, and a secondary flow dividing balance wheel is arranged at the secondary flow dividing node;
the method further comprises the following steps:
receiving a second flow signal sent by a second flow monitoring device in the first sorting line in the process of transporting goods by the second buffer line;
And controlling the secondary flow dividing balance wheel to turn according to a third turning instruction under the condition that the cargo flow of the downstream section of the primary flow dividing node in the first sorting line is larger than or equal to a third flow threshold value and the cargo flow of the upstream section of the primary flow dividing node in the first sorting line is larger than zero, so that the cargo in the second buffer line flows to the sub buffer line, wherein the inlet end of the sub buffer line is configured to be communicated with the secondary flow dividing node through the secondary flow dividing balance wheel, and the outlet end of the sub buffer line is configured to be communicated with the secondary flow dividing node.
According to the embodiment of the disclosure, aiming at the technical problems of unbalanced sorting flow and low sorting unloading efficiency in the related art, the sorting line system of the embodiment of the disclosure forms a circulation loop and a reservoir type buffer zone by additionally arranging the buffer line and the sorting line so as to buffer redundant cargoes during peak time, when the unloading flow exceeds the processing capacity of the rear-end automatic sorting system, the overflow flow is shunted to the buffer zone so as to buffer and form a reservoir, and after the unloading peak, the cargoes buffered by the reservoir can be conveyed to the sorting system, so that frequent shutdown can be avoided, the sorting efficiency is improved, and continuous balanced supply is realized. Further, in the buffer memory line, make the goods flow to other letter sorting lines, when current letter sorting line is busy, with the comparatively idle other letter sorting lines of goods flow direction, can realize the maximize utilization of letter sorting line system, less equipment output has improved transportation efficiency, also be convenient for according to letter sorting line busyness, nimble control goods buffer memory flow direction, improved letter sorting system's coordination ability, in the letter sorting system that contains many letter sorting lines, the transportation productivity of each letter sorting line self of being convenient for make full use of has improved the utilization ratio of equipment.
Drawings
The foregoing and other objects, features and advantages of the disclosure will be more apparent from the following description of embodiments of the disclosure with reference to the accompanying drawings, in which:
Fig. 1 schematically illustrates a schematic configuration of a sort line system according to an embodiment of the present disclosure;
Fig. 2 schematically illustrates a schematic structure of a sort line system according to another embodiment of the present disclosure;
fig. 3 schematically illustrates a control schematic block diagram of a sort control method according to an embodiment of the present disclosure;
fig. 4 schematically illustrates a flow chart of a sort control method according to an embodiment of the present disclosure;
fig. 5 schematically illustrates a flow chart of a sort control method according to another embodiment of the present disclosure.
Reference numerals illustrate:
1. A first sorting line;
101. a first sort line-first order splitting node;
102. a first sort line-primary junction;
11. B a split line;
111. A secondary-stage flow-dividing node;
112. a secondary junction node;
12. a sub-cache line;
2. A second sorting line;
201. a second sort line-first order splitting node;
202. a second sort line-primary junction;
21. a dividing line A;
31. A primary diverting balance;
32. a secondary flow-dividing balance wheel;
4. A transition section;
40. A transition section node;
5. A single piece separating device;
Detailed Description
Hereinafter, embodiments of the present disclosure will be described with reference to the accompanying drawings. It should be understood that the description is only exemplary and is not intended to limit the scope of the present disclosure. In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the present disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the concepts of the present disclosure.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The terms "comprises," "comprising," and/or the like, as used herein, specify the presence of stated features, steps, operations, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, or components.
All terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art unless otherwise defined. It should be noted that the terms used herein should be construed to have meanings consistent with the context of the present specification and should not be construed in an idealized or overly formal manner.
Where a convention analogous to "at least one of A, B and C, etc." is used, in general such a convention should be interpreted in accordance with the meaning of one of skill in the art having generally understood the convention (e.g., "a system having at least one of A, B and C" would include, but not be limited to, systems having a alone, B alone, C alone, a and B together, a and C together, B and C together, and/or A, B, C together, etc.).
In a logistics sorting process, a sorting line is typically used for sorting goods. The main purpose of the sorting center is to realize quick-in and quick-out of cargoes, a large amount of vehicles can be concentrated to the place for queuing and unloading in the peak period of the cargo volume, and the cargoes are conveyed to the sorting center piece by piece through a telescopic machine for automatic sorting.
Under this situation, the discharge sorting can appear that the letter sorting flow is unbalanced, unable continuous high flow discharge sorting when the cargo volume is big, for example at commodity circulation peak period, concentrate to the car and lead to the instantaneous increase of cargo volume, surpass letter sorting design maximum ability, appear that the letter sorting line low reaches can't carry out normal goods list piece separation when discharge efficiency is too fast, lead to the letter sorting line to be forced intermittent stop and influence discharge efficiency, partial equipment can lead to this period cargo to not in time sort because of berthing the position needs time again simultaneously, lead to different letter sorting line flow unbalance.
The efficiency is low when the goods volume is small because of insufficient equipment supplying quantity, for example, during unloading and changing, no sorting goods exist on a conveying line, so that the phenomenon of waste of a sorting line is caused, and equipment utilization rate of equipment sorting centers is low and sorting efficiency is low.
In view of this, embodiments of the present disclosure provide a sort line system and a sort control method, which make improvements based on the original sort mode (direct-docking automated matrix sort for discharge, one-to-one or many-to-one sort, when the discharge amount is greater than the design sort capability, the front-end shutdown for discharge), adopt a reservoir type sort mode, that is, add a split buffer line (e.g., a sort line capable of controlling the amount of flow) before the downstream of the sort line enters the automated matrix sort to achieve single-piece separation based on direct-docking automated matrix sort for discharge, when the discharge amount is greater than the design sort capability, add the split buffer line through the front-end to deliver redundant goods into the buffer line for goods buffer (reservoir principle), and when the downstream flow of the sort line becomes smaller, automatically supplement the goods in the buffer area to the downstream, achieve system flow balance, improve system efficiency and enhance redundancy capability of the system.
Based on the above concepts, in one aspect of the present disclosure, a sort line system is provided.
The sorting line system comprises a plurality of sorting lines, a primary diverting balance wheel and a first cache line.
Wherein, a plurality of letter sorting lines are configured to carry goods, wherein are equipped with one-level shunting node and one-level conflux node in the letter sorting line, and wherein one-level shunting node is located one-level conflux node's downstream side.
The primary diverting balance wheel is arranged at the primary diverting node and is configured to control the flow direction of cargoes on the sorting line by changing the direction of rotation.
The inlet end of the first cache line is configured to communicate with a primary diverting node of a first sorting line of the plurality of sorting lines via a primary diverting balance, and the outlet end of the first cache line is configured to communicate with a primary converging node of a second sorting line of the plurality of sorting lines.
Fig. 1 and 2 schematically show a schematic structure of a sorting line system according to an embodiment of the present disclosure.
As shown in fig. 1 and 2, the sorting line system comprises at least two sorting lines (only two are shown by way of example in the figures, but not limited to two), such as a first sorting line 1 and a second sorting line 2.
Wherein, be equipped with first order shunting node and first order conflux node in every letter sorting line, wherein along the goods direction of delivery of letter sorting line, first order shunting node is located the downstream side of first order conflux node. As in fig. 1, the first sorting line 1 includes a first sorting line-primary branching node 101 and a first sorting line-primary converging node 102, and the second sorting line 2 includes a second sorting line-primary branching node 201 and a second sorting line-primary converging node 202.
The downstream outlet of each sorting line is in butt joint with a single piece separating device 5, the single piece separating device 5 being used for achieving single piece separation of goods. The flow direction of the goods in each sorting line is from the upstream port (the end near the primary confluence node 102/202) and flows out through the downstream port (the end near the primary diversion node 101/201) to the single piece separating device 5.
A primary diverting balance 31 is also provided in the sorting line, provided at each primary diverting node 101/201, configured to control the flow direction of the goods on the sorting line by changing the direction of rotation.
According to embodiments of the present disclosure, the sort line system may be provided with a cache line, and the goods in the cache line may be ultimately flowed to other sort lines, or may be ultimately flowed to the sort line itself.
For example, a first cache line is included in the system described above. Wherein the goods in the first cache line eventually flow to other sorting lines, in particular, the inlet end of the first cache line is configured to communicate with a primary diverting node of a first sorting line of the plurality of sorting lines via a primary diverting balance, and the outlet end of the first cache line is configured to communicate with a primary converging node of a second sorting line of the plurality of sorting lines.
As shown in fig. 1 and 2, for the first sorting line 1, the a-split line 21 serves as a first cache line thereof, and the inlet end of the a-split line 21 communicates with the first sorting line-first-stage split node 101 of the first sorting line 1 through the first-stage split balance 31. The outlet end of the a-split line 21 is configured to communicate with the second sorting line-primary junction 202 of the second sorting line 2.
Whereas for the second sorting line 2 the B-split line 11 acts as its first cache line.
According to the embodiment of the disclosure, aiming at the problems of unbalanced sorting flow and low sorting unloading efficiency in the related art, the sorting line system of the embodiment of the disclosure forms a circulation loop and a reservoir type buffer zone by additionally arranging the buffer line and the sorting line, so as to buffer redundant cargoes during peak time, when the unloading flow exceeds the processing capacity of the rear-end automatic sorting system, the overflow flow is shunted to the buffer zone for buffering and the reservoir is formed, and after the unloading peak, the cargoes buffered by the reservoir can be conveyed to the sorting system, so that frequent shutdown can be avoided, the sorting efficiency is improved, and continuous balanced supply is realized. Further, in the buffer memory line, make the goods flow to other letter sorting lines, when current letter sorting line is busy, with the comparatively idle other letter sorting lines of goods flow direction, can realize the maximize utilization of letter sorting line system, less equipment output has improved transportation efficiency, also be convenient for according to letter sorting line busyness, nimble control goods buffer memory flow direction, improved letter sorting system's coordination ability, in the letter sorting system that contains many letter sorting lines, the transportation productivity of each letter sorting line self of being convenient for make full use of has improved the utilization ratio of equipment.
Further, in accordance with an embodiment of the present disclosure, the system may include two types of cache lines, a first cache line and a second cache line.
Wherein the goods in the first cache line eventually flow to other sorting lines, in particular, the inlet end of the first cache line is configured to communicate with a primary diverting node of a first sorting line of the plurality of sorting lines via a primary diverting balance, and the outlet end of the first cache line is configured to communicate with a primary converging node of a second sorting line of the plurality of sorting lines.
Wherein the goods in the second cache line eventually flow to the self-sorting line, in particular, the inlet end of the second cache line is configured to communicate with the primary diverting node of the first sorting line via the primary diverting balance, and the outlet end of the second cache line is configured to communicate with the primary converging node of the first sorting line.
As shown in fig. 1 and 2, for the first sorting line 1, the a-split line 21 serves as a first cache line thereof, and the inlet end of the a-split line 21 communicates with the first sorting line-first-stage split node 101 of the first sorting line 1 through the first-stage split balance 31. The outlet end of the a-split line 21 is configured to communicate with the second sorting line-primary junction 202 of the second sorting line 2.
For the first sorting line 1, the B-split line 11 serves as its second cache line, the inlet end of the B-split line 11 communicates with the first sorting line-primary split node 101 of the first sorting line 1 via the primary split balance 31, and the outlet end of the B-split line 11 is configured to communicate with the first sorting line-primary sink node 102 of the first sorting line 1.
Conversely, for the second sorting line 2, the a-split line 21 is the second cache line thereof and the B-split line 11 is the first cache line thereof.
According to the embodiment of the disclosure, for the first sorting line 1, the inlet end of the first cache line is communicated with the first-level diversion node of the first sorting line 1, and the inlet end of the second cache line is communicated with the first-level diversion node of the first sorting line 1, and in a specific implementation manner, the first-level diversion node of the first sorting line 1 can be realized through various structural forms. Two possible configurations are schematically shown in fig. 1 and 2, and are described in detail below in connection with fig. 1 and 2.
As shown in fig. 1, the system further includes a transition section 4, where an inlet end of the transition section 4 is configured to communicate with the primary shunt node through the primary shunt balance 31, and an outlet end of the transition section 4 is configured to communicate with an inlet end of the first cache line and an inlet end of the second cache line through the primary shunt balance 31, i.e., the first cache line and the second cache line communicate with the primary shunt node through a common transition section 4.
As shown in fig. 1, for the first sorting line 1, the a branch line 21 is used as a first cache line thereof, the B branch line 11 is used as a second cache line thereof, and since the inlet ends of the first cache line and the second cache line are both communicated with the first sorting line 1, a transition section 4 is added as a junction line on the inlet end side of the first cache line and the second cache line, and further communicated with the first sorting line 1 together through the transition section 4. Specifically, at the junction of the a-split line 21 and the B-split line 11, the junction may be connected to a transition node 40 of the transition 4 (i.e., an exit end node of the transition 4) by a primary split balance 31, and the entrance end of the transition 4 may be further connected to a first sort line-primary split node 101 of the first sort line 1 by a primary split balance 31.
As shown in fig. 2, for the first sorting line 1, the a-split line 21 is used as a first cache line thereof, and the B-split line 11 is used as a second cache line thereof, and inlet ends of the first cache line and the second cache line may be provided to communicate with the first sorting line 1, respectively. In particular, two first sorting line-primary diverting nodes 101 may be provided at different positions in the first sorting line 1, the a diverting line 21 being connected at one of the first sorting line-primary diverting nodes 101 of the first sorting line 1 by one primary diverting balance 31, the B diverting line 11 being connected at the other first sorting line-primary diverting node 101 of the first sorting line 1 by one primary diverting balance 31.
According to an embodiment of the present disclosure, for the second sorting line 2, the a-split line 21 then acts as its second cache line and the B-split line 11 then acts as its first cache line. For the second sorting line 2, the inlet end of the first cache line is communicated with the first-level shunt node of the second sorting line 2, and the inlet end of the second cache line is communicated with the first-level shunt node of the second sorting line 2, and in a specific implementation manner, the second sorting line can also be realized through various structural forms. Fig. 1 and 2 schematically show two possible configurations, the specific configurations of which are referred to above in relation to the first sorting line 1 and are not described in detail here.
Further, the buffer memory line is provided with two types for the goods can be respectively logistics to current letter sorting line or other letter sorting lines, be convenient for according to letter sorting line busyness, nimble control goods buffer memory flow direction has improved the coordination ability of letter sorting system, in the letter sorting system that contains many letter sorting lines, the transportation productivity of each letter sorting line self of being convenient for, has improved the utilization ratio of equipment.
According to an embodiment of the present disclosure, the system further includes a first flow monitoring device disposed at the primary shunt node and configured to output a first flow signal through flow monitoring, wherein the first flow signal includes a cargo flow of a section upstream of the primary shunt node and a cargo flow of a section downstream of the primary shunt node.
According to an embodiment of the present disclosure, the system further includes a second flow monitoring device disposed at the primary confluence node and configured to output a second flow signal through flow monitoring, wherein the second flow signal includes a cargo flow of a section upstream of the primary confluence node and a cargo flow of a section downstream of the primary confluence node.
According to an embodiment of the present disclosure, as shown in fig. 1 and 2, at each primary split node 101/201 in the first sorting line 1 and the second sorting line 2, a first flow monitoring device may be provided for monitoring the cargo flow of the upstream and downstream sections (flow monitoring sections indicated in the figures) of the primary split node 101/201. The upstream section of the primary shunting node 101/201 is an upstream sorting line section within a first preset distance range from the primary shunting node 101/201, and the downstream section of the primary shunting node 101/201 is a downstream sorting line section within the first preset distance range from the primary shunting node 101/201.
According to the embodiment of the disclosure, through setting up flow monitoring devices in first order shunting node department, can acquire the goods flow of shunting node both sides in real time, be convenient for in time according to the turning to of the first order shunting balance of the size adjustment of both sides flow, when current letter sorting line downstream section is idle, continue along current letter sorting line downstream transportation through first order shunting balance control goods, or when current letter sorting line downstream section is busy, through first order shunting balance control goods flow direction buffer memory line.
According to an embodiment of the present disclosure, as shown in fig. 1 and 2, at each primary confluence node 102/202 in the first sorting line 1 and the second sorting line 2, there is a second flow monitoring device for monitoring the cargo flow of the upstream and downstream sections (flow monitoring sections indicated in the figures) of the primary confluence node 102/202. The upstream section of the primary confluence node 102/202 is an upstream sorting line section within a second preset distance range from the primary confluence node 102/202, and the downstream section of the primary confluence node 102/202 is a downstream sorting line section within the second preset distance range from the primary confluence node 102/202.
According to the embodiment of the disclosure, through setting up flow monitoring devices in the node department that converges of one-level, can acquire the goods flow of converging the node both sides in real time, be convenient for in time according to the turning to of the big or small adjustment one-level reposition of redundant personnel balance of both sides flow, when current letter sorting line upstream section idle, return current letter sorting line upstream section through the buffer line through one-level reposition of redundant personnel balance control goods, or when current letter sorting line upstream section busy, control the goods flow direction other buffer lines or letter sorting lines through one-level reposition of redundant personnel balance.
According to an embodiment of the present disclosure, the system further comprises a controller electrically connected to the first and second flow monitoring devices and configured to control the turning of the primary diverting balance in accordance with the first and second flow signals so that the load on the sorting line flows to the first cache line or to the second cache line.
According to embodiments of the present disclosure, the controller may cause each primary diverting balance to perform a steering action (e.g., balance back or deflect a preset angle) based on the steering command by sending the steering command to each primary diverting balance.
According to an embodiment of the present disclosure, as shown in fig. 1, for example, for a first sort line 1, the controller controls the cargo to continue to be transported downstream of the current sort line by controlling the primary diverting balance 31 at the first sort line-primary diverting node 101 to return when determining that the downstream section of the current sort line is idle based on the first flow signal of the first sort line 1, or controls the cargo to flow to the cache line by controlling the primary diverting balance 31 at the first sort line-primary diverting node 101 to deflect when the downstream section of the current sort line is busy.
According to an embodiment of the present disclosure, as shown in fig. 1, for example, for a first sorting line 1, when the controller determines that the downstream section of the current sorting line is busy according to the first flow signal of the first sorting line 1, after controlling the flow of the cargo to the buffer line by controlling the deflection of the primary diverting balance wheel 31 at the primary diverting node 101 of the first sorting line, it is necessary to determine which buffer line the cargo flows to (the first buffer line of the a diverting line 21 and the second buffer line of the B diverting line 11) in combination with the second flow signal of the second sorting line 2. When the upstream section of the second sorting line 2 is judged to be idle by combining the second flow signal, the cargo flow direction A is controlled by controlling the deflection of the primary diverting balance wheel 31 at the transition section node 40; or when the upstream segment of the second sort line 2 is busy in combination with the second flow signal, the flow of cargo to the B-split line 11 is controlled back by controlling the primary split balance 31 at the transition segment node 40.
According to the embodiment of the disclosure, the controller is additionally arranged, so that automatic linkage control can be formed by combining the flow monitoring device, automatic continuous feeding of the sorting lines is realized, the sorting lines can supply goods in a balanced and continuous manner, the time cost of manpower detection and regulation is saved, and the production efficiency is improved.
According to an embodiment of the disclosure, further, a secondary flow dividing node and a secondary flow converging node are provided in the first cache line and/or the second cache line, wherein the secondary flow dividing node is located at an upstream side of the secondary flow converging node in a cargo conveying direction of the first cache line and the second cache line, and a secondary flow dividing balance is provided at the secondary flow dividing node.
The sorting line system is further provided with a sub-cache line, wherein the inlet end of the sub-cache line is configured to be communicated with the secondary flow distribution balance wheel and the secondary flow distribution node, and the outlet end of the sub-cache line is configured to be communicated with the secondary flow distribution node.
As shown in fig. 1 and 2, in the first sorting line 1, the B-split line 11 serves as a second cache line thereof, a secondary split node 111 and a secondary sink node 112 are provided thereon, and a secondary split balance wheel 32 is provided at the secondary split node 111. The entry end of sub-cache line 12 is configured to communicate with secondary split node 111 through secondary split balance wheel 32 and the exit end of sub-cache line 12 is configured to communicate with secondary sink node 112.
In the first sorting line 1, the a-split line 21 serves as a first cache line thereof, on which a secondary split node and a secondary sink node may also be provided, and a secondary split balance (not shown in the figure) is provided at the secondary split node.
According to the embodiment of the present disclosure, in the direction along which the sub-cache lines are juxtaposed, the next level cache line may be set, and the multi-level cache may be set as required, and the number of levels of the cache lines is not limited in the embodiment of the present disclosure.
According to an embodiment of the present disclosure, the controller is further configured to control the turning of the secondary diverting balance in accordance with the second flow signal so that the cargo on the first cache line or the second cache line flows to the sub-cache line.
As shown in fig. 1, for example, for a first sorting line 1, when the controller may determine that the upstream section of the first sorting line 1 is idle from the second flow signal of the first sorting line 1 before the cargo flows to the B-split line 11, the cargo flow to the B-split line 11 is controlled by controlling the secondary split balance 32 at the secondary split node 111 to return; or when the upstream segment of the first sorting line 1 is busy in combination with the second flow signal, the flow of cargo to the sub-cache line 12 is controlled by controlling the deflection of the secondary diverting balance 32 at the secondary diverting node 111.
According to the embodiment of the disclosure, the redundant capacity of the goods buffer area can be further improved by arranging the sub-buffer line to form the multi-level buffer, redundant goods during the peak period of logistics can be further buffered by the lower-level buffer, the low sorting efficiency caused by frequent parking is avoided, the coordination capacity of the sorting system is improved, and the utilization rate of equipment is improved.
Based on the sorting line system, another aspect of the disclosure also provides a sorting control method.
In the logistics sorting process, the goods are sorted by adopting sorting lines, a large number of vehicles can be concentrated to the site for queuing and unloading in the peak period of the goods, and the goods are conveyed to a sorting center one by one through a telescopic machine for automatic sorting.
Fig. 3 schematically illustrates a control schematic block diagram of a sort control method according to an embodiment of the present disclosure.
As shown in fig. 3, the sorting control method according to the embodiment of the present disclosure is different from the conventional sorting method in the related art (direct docking automatic matrix sorting for unloading, one-to-one or many-to-one sorting, and when the unloading amount is greater than the design sorting capability, the front end of unloading is stopped), and adopts a reservoir type sorting mode, and on the basis of direct docking automatic matrix sorting for unloading, before entering the automatic matrix sorting downstream of the sorting line to achieve single piece separation, a diversion buffer line (for example, a sorting line capable of controlling the flow) is added, and the specific control flow is as follows:
Under the condition that the unloading amount does not exceed the design sorting capability (the cargo flow of a downstream section, namely a matrix sorting inlet section, of the sorting line, is detected in real time by arranging a flow monitoring device, so that whether the design sorting capability is exceeded or not is judged), the cargo is not split, is directly transported to the downstream outlet of the sorting line along the sorting line, and single separation of the cargo is realized by a single-piece separating device in butt joint with the downstream outlet of the sorting line.
Under the condition that the unloading amount does not exceed the design sorting capacity, the cargo flow is split, firstly, the cargo flow direction is controlled to be split into a split buffer line through a split balance wheel arranged in the sorting line, and the redundant cargo is buffered by the split buffer line (a reservoir principle), so that the cargo in the main sorting line can conveniently treat the residual cargo by utilizing the cargo buffer period, and when the downstream flow of the sorting line is reduced, the cargo in the split buffer area is automatically supplemented to the downstream, and the single separation of the cargo is realized through a single piece separating device in butt joint with the downstream outlet of the sorting line, so that the flow balance of the system is integrally realized, the system efficiency is improved, and the redundancy capacity of the system is enhanced.
According to embodiments of the present disclosure, the sort line system may be provided with a cache line, and the direction of the diverting balance may be controlled to control the final flow of the goods in the cache line to other unsaturated sort lines, or to the self sort line.
Under the condition that the goods in the control buffer memory line flow to other unsaturated sorting lines, the maximum utilization of the sorting line system can be realized, the output of equipment is less, the transportation efficiency is improved, the flexible control of the goods buffer memory flow direction according to the busyness degree of the sorting lines is also facilitated, the coordination capacity of the sorting system is improved, the conveying capacity of each sorting line is conveniently and fully utilized in the sorting system comprising a plurality of sorting lines, and the utilization rate of the equipment is improved.
Based on the sorting control method shown in fig. 3, specifically, the sorting control method of the embodiment of the present disclosure may refer to the following description.
Fig. 4 schematically illustrates a flow chart of a sort control method according to an embodiment of the present disclosure.
As shown in fig. 4, the sorting control method of this embodiment includes operations S401 to S404.
In operation S401, transporting the goods by using a plurality of sorting lines, wherein a primary diverting node and a primary converging node are provided in the sorting lines, wherein the primary diverting node is located at a downstream side of the primary converging node along a goods transporting direction of the sorting lines, a primary diverting balance wheel is provided at the primary diverting node, a first flow monitoring device is provided at the primary diverting node, and a second flow monitoring device is provided at the primary converging node; the first flow monitoring device is configured to output a first flow signal, the first flow signal comprising a cargo flow of an upstream section of the primary shunt node and a cargo flow of a downstream section of the primary shunt node, and the second flow monitoring device is configured to output a second flow signal, the second flow signal comprising a cargo flow of an upstream section of the primary sink node and a cargo flow of a downstream section of the primary sink node.
In operation S402, a first flow signal transmitted by a first flow monitoring device in a first sorting line is received. According to the embodiment of the disclosure, the cargo flow on two sides of the shunt node is obtained, so that the steering of the primary shunt balance wheel can be conveniently adjusted according to the flow on two sides in time, and the cargo is controlled to continue to be transported along the downstream of the current sorting line through the primary shunt balance wheel when the downstream section of the current sorting line is idle, or the cargo is controlled to flow to the buffer line through the primary shunt balance wheel when the downstream section of the current sorting line is busy.
In operation S403, a second traffic signal transmitted by a second traffic monitoring device in a second sorting line is received. According to the embodiment of the disclosure, the cargo flow on two sides of the confluence node is obtained in real time, so that the steering of the primary shunt balance wheel can be conveniently adjusted according to the flow on two sides in time, when the upstream section of the current sorting line is idle, the cargo is controlled to return to the upstream section of the current sorting line through the primary shunt balance wheel, or when the upstream section of the current sorting line is busy, the cargo is controlled to flow to other cache lines or sorting lines through the primary shunt balance wheel. The cargo buffer flow direction is flexibly controlled according to the busyness of the sorting line, and the coordination capacity of the sorting system is improved.
In operation S404, controlling the turning of the primary diverting balance in the first sorting line based on the first and second flow signals so that the load on the first sorting line flows to the first cache line or to the second cache line; wherein an inlet end of the first cache line is configured to communicate with a primary diverting node of the first sorting line through a primary diverting balance, and an outlet end of the first cache line is configured to communicate with a primary converging node of the second sorting line; the inlet end of the second cache line is configured to communicate with the primary diverting node of the first sorting line through the primary diverting balance, and the outlet end of the second cache line is configured to communicate with the primary converging node of the first sorting line.
According to the embodiment of the disclosure, aiming at the problems of unbalanced sorting flow and low sorting unloading efficiency in the related art, the sorting control method of the embodiment of the disclosure forms automatic linkage control by combining the flow monitoring device, and buffers redundant cargoes during peak time by controlling the cargoes to the buffer memory line in the sorting line system, when the unloading flow exceeds the processing capacity of the rear-end automatic sorting system, overflow flow is shunted to the buffer memory area to buffer and form a reservoir, and after the unloading peak value, cargoes buffered by the reservoir can be conveyed to the sorting system, so that frequent shutdown can be avoided, sorting efficiency is improved, continuous balanced supply of cargoes is realized, automatic continuous supply of the sorting line is realized, the sorting line can supply cargoes uniformly and continuously, time cost of manpower detection and regulation is saved, and production efficiency is improved.
According to an embodiment of the present disclosure, the controlling method may specifically include, according to the first flow signal and the second flow signal, controlling the turning of the primary diverting balance in the first sorting line:
And when the downstream section of the current sorting line is idle, controlling the goods to continue to be transported along the downstream of the current sorting line through the primary shunt balance wheel. Specifically, in the case that the cargo flow of the section downstream of the primary diverting node in the first sorting line is smaller than the first flow threshold value, or the cargo flow of the section upstream of the primary diverting node in the first sorting line is equal to zero, the primary diverting balance is controlled to divert according to the first diverting instruction, so that the cargo in the first sorting line flows downstream along the first sorting line.
And when the downstream section of the current sorting line is busy, controlling the cargo to flow to the buffer line through the primary shunt balance wheel. It is necessary to determine which cache line to flow the goods to in conjunction with the second traffic signal of the second sorting line. Specifically, the following situations can be included:
Case 1: and when the upstream section of the second sorting line is judged to be idle by combining the second traffic signal, the goods flow to the first cache line and finally flow to the second sorting line through the first cache line.
Specifically: under the conditions that the cargo flow of the downstream section of the primary flow dividing node in the first sorting line is greater than or equal to a first flow threshold, the cargo flow of the upstream section of the primary flow dividing node in the first sorting line is greater than zero, and the cargo flow of the downstream section of the primary flow converging node in the second sorting line is less than a second flow threshold, the primary flow dividing balance wheel is controlled to steer according to the first steering instruction, so that the cargo in the first sorting line flows to the first buffer line.
Or specifically, the above case further includes: under the conditions that the cargo flow of the downstream section of the primary flow dividing node in the first sorting line is greater than or equal to a first flow threshold, the cargo flow of the upstream section of the primary flow dividing node in the first sorting line is greater than zero, and the cargo flow of the upstream section of the primary flow converging node in the second sorting line is equal to zero, the primary flow dividing balance wheel is controlled to steer according to the first steering instruction, so that the cargo in the first sorting line flows to the first buffer line.
Case 2: and when the upstream section of the second sorting line is busy in combination with the second flow signal, the goods flow to the second buffer line and finally flow back to the first sorting line through the second buffer line.
Under the conditions that the cargo flow of the downstream section of the primary flow dividing node in the first sorting line is greater than or equal to a first flow threshold value, the cargo flow of the upstream section of the primary flow dividing node in the first sorting line is greater than zero, the cargo flow of the downstream section of the primary flow converging node in the second sorting line is greater than or equal to a second flow threshold value, and the cargo flow of the upstream section of the primary flow converging node in the second sorting line is greater than zero, the primary flow dividing balance wheel is controlled to steer according to a second steering instruction, so that the cargo in the first sorting line flows to the second buffer line.
According to the embodiment of the disclosure, according to the first flow signal and the second flow signal, the goods in the first sorting line are controlled to flow to which buffer line, so that the goods can flow to the current sorting line or other sorting lines respectively, the buffer flow of the goods is convenient to flexibly control according to the busyness of the sorting lines, the coordination capacity of a sorting system is improved, the conveying capacity of each sorting line is convenient to fully utilize in the sorting system comprising a plurality of sorting lines, and the utilization rate of equipment is improved.
According to an embodiment of the disclosure, further, a secondary flow dividing node and a secondary flow converging node are provided in the first cache line and/or the second cache line, wherein the secondary flow dividing node is located on an upstream side of the secondary flow converging node in a cargo conveying direction of the first cache line and the second cache line, and a secondary flow dividing balance wheel is provided at the secondary flow dividing node.
The control method further comprises the following steps:
receiving a second flow signal sent by a second flow monitoring device in the first sorting line in the process of transporting goods by the second buffer line;
And controlling the secondary flow dividing balance wheel to turn according to a third turning instruction under the condition that the cargo flow of the downstream section of the primary flow dividing node in the first sorting line is larger than or equal to a third flow threshold value and the cargo flow of the upstream section of the primary flow dividing node in the first sorting line is larger than zero, so that the cargo in the second buffer line flows to the sub buffer line, wherein the inlet end of the sub buffer line is configured to be communicated with the secondary flow dividing node through the secondary flow dividing balance wheel, and the outlet end of the sub buffer line is configured to be communicated with the secondary flow dividing node.
Fig. 5 schematically illustrates a flow chart of a sort control method according to another embodiment of the present disclosure.
A sorting control method according to an embodiment of the present disclosure will be exemplarily described below with reference to fig. 5 in conjunction with fig. 1.
As shown in fig. 1 and 5, taking the first sorting line 1 as the current analysis object as an example, the sorting control method of the embodiment of the disclosure includes:
During the process of transporting cargoes in the first sorting line 1, the flow rates at the two sides of the first-stage shunting node 101 of the first sorting line 1 are monitored, a first flow signal is obtained, when the downstream section (shunting section) of the current sorting line is idle according to the first flow signal of the first sorting line 1 (the cargo flow rate of the downstream section of the first-stage shunting node 101 in the first sorting line 1 is smaller than a first flow threshold value or the cargo flow rate of the upstream section of the first-stage shunting node 101 in the first sorting line 1 is equal to zero), the cargoes are controlled to continue to be transported along the downstream of the current sorting line by controlling the first-stage shunting balance wheel 31 at the first-stage shunting node 101 to be aligned.
When the downstream section (diverting section) of the first sorting line 1 is busy (the cargo flow of the downstream section of the primary diverting node 101 in the first sorting line 1 is greater than or equal to the first flow threshold and the cargo flow of the upstream section of the primary diverting node 101 in the first sorting line 1 is greater than zero), the cargo flow to the buffer line is controlled by controlling the deflection of the primary diverting balance wheel 31 at the first sorting line-primary diverting node 101.
According to an embodiment of the present disclosure, for example, for a first sort line 1, before controlling the flow of the cargo to the cache line by controlling the deflection of the primary diverting balance 31 at the first sort line-primary diverting node 101 when determining that the downstream section of the current sort line is busy based on the first flow signal of the first sort line 1, it is necessary to determine which cache line (the first cache line as which a-split line 21 and the second cache line as which B-split line 11 are) the cargo flows to in conjunction with the second flow signal of the second sort line 2.
Specifically, when the upstream section (converging section) of the second sorting line 2 is judged to be idle in combination with the second flow signal (the flow rate of the cargo in the downstream section of the primary converging node 202 in the second sorting line 2 is smaller than the second flow rate threshold, or the flow rate of the cargo in the upstream section of the primary converging node 202 in the second sorting line 2 is equal to zero), the cargo is controlled to flow to the first cache line-a diverting line 21 by controlling the deflection of the primary diverting balance 31 at the transition section node 40, and the cargo is returned to the second sorting line 2 through the first cache line.
When the upstream section (confluence section) of the second sorting line 2 is judged to be busy in combination with the second flow signal (the cargo flow of the downstream section of the primary confluence node 202 in the second sorting line 2 is greater than or equal to the second flow threshold value, and the cargo flow of the upstream section of the primary confluence node 202 in the second sorting line 2 is greater than zero), the cargo flow to the second cache line-B diversion line 11 is controlled by controlling the primary diversion balance 31 at the transition section node 40 to be normal.
Further, for the first sorting line 1, when the upstream section (converging section) of the first sorting line 1 is idle (the flow rate of the cargo in the downstream section of the primary converging node 102 in the first sorting line 1 is less than the third flow rate threshold or the flow rate of the cargo in the upstream section of the primary converging node 102 in the first sorting line 1 is equal to zero) can be judged according to the second flow rate signal of the first sorting line 1 before the cargo flows to the B-split line 11, the cargo is controlled to flow to the second buffer line-B-split line 11 by controlling the secondary split balance wheel 32 at the secondary split node 111 to return to the first sorting line 1.
When the upstream section (confluence section) of the first sorting line 1 is busy (the cargo flow of the downstream section of the primary confluence node 102 in the first sorting line 1 is greater than or equal to the third flow threshold value, and the cargo flow of the upstream section of the primary confluence node 102 in the first sorting line 1 is greater than zero), the cargo flows to the sub-buffer line 12 by controlling the deflection of the secondary fraction balance wheel 32 at the secondary fraction flow node 111, and further the cargo returns to the first sorting line 1 through the sub-buffer line 12.
According to the embodiment of the disclosure, the goods flow direction is controlled to the sub-buffer line according to the second flow signal, so that multi-level buffer is formed, the redundancy capacity of the goods buffer area can be further improved, redundant goods during the peak period can be further buffered through the lower-level buffer during the logistics peak period, the sorting efficiency inefficiency caused by frequent parking is avoided, the coordination capacity of a sorting system is improved, and the utilization rate of equipment is improved.
According to the embodiment of the present disclosure, the sorting control method using the second sorting line 2 as the current analysis object may refer to the above description using the first sorting line 1 as the current analysis object, and will not be described herein.
Those skilled in the art will appreciate that the features recited in the various embodiments of the disclosure and/or in the claims may be provided in a variety of combinations and/or combinations, even if such combinations or combinations are not explicitly recited in the disclosure. In particular, the features recited in the various embodiments of the present disclosure and/or the claims may be variously combined and/or combined without departing from the spirit and teachings of the present disclosure. All such combinations and/or combinations fall within the scope of the present disclosure.
The embodiments of the present disclosure are described above. These examples are for illustrative purposes only and are not intended to limit the scope of the present disclosure. Although the embodiments are described above separately, this does not mean that the measures in the embodiments cannot be used advantageously in combination. The scope of the disclosure is defined by the appended claims and equivalents thereof. Various alternatives and modifications can be made by those skilled in the art without departing from the scope of the disclosure, and such alternatives and modifications are intended to fall within the scope of the disclosure.
Claims (6)
1. A sort line system, comprising:
A plurality of sorting lines configured to convey goods, wherein a primary diverting node and a primary converging node are provided in the sorting lines, wherein the primary diverting node is located on a downstream side of the primary converging node in a goods conveying direction of the sorting lines;
a primary diverting balance disposed at the primary diverting node configured to control a flow direction of the goods on the sorting line by changing a direction of rotation;
A first cache line, an inlet end of the first cache line configured to communicate with a primary diverting node of a first sorting line of the plurality of sorting lines through the primary diverting balance, an outlet end of the first cache line configured to communicate with a primary converging node of a second sorting line of the plurality of sorting lines;
a second cache line, an inlet end of the second cache line configured to communicate with a primary diverting node of the first sorting line through the primary diverting balance, an outlet end of the second cache line configured to communicate with a primary converging node of the first sorting line;
A first flow monitoring device disposed at the primary shunt node and configured to output a first flow signal via flow monitoring, wherein the first flow signal comprises a cargo flow of an upstream section of the primary shunt node and a cargo flow of a downstream section of the primary shunt node;
A second flow monitoring device disposed at the primary sink node and configured to output a second flow signal through flow monitoring, wherein the second flow signal includes a cargo flow of an upstream section of the primary sink node and a cargo flow of a downstream section of the primary sink node;
A controller configured to electrically connect with the first and second flow monitoring devices, control the turning of the primary diverting balance in accordance with the first and second flow signals so that the load on the sorting line flows to the first or second cache line, wherein:
According to the first flow signal, in a case that the cargo flow of the section downstream of the primary diverting node of the first sorting line is greater than or equal to a first flow threshold and the cargo flow of the section upstream of the primary diverting node of the first sorting line is greater than zero, controlling the turning of the primary diverting balance in combination with the second flow signal so that the cargo on the sorting line flows to the first buffer line or to the second buffer line, comprising:
Controlling the primary diverting balance wheel to divert according to a first diverting instruction so that the cargo in the first sorting line flows to the first cache line when the cargo flow of the downstream section of the primary confluence node of the second sorting line is less than a second flow threshold or when the cargo flow of the upstream section of the primary confluence node of the second sorting line is equal to zero; or alternatively
And under the condition that the cargo flow of the downstream section of the primary confluence node of the second sorting line is greater than or equal to the second flow threshold value and the cargo flow of the upstream section of the primary confluence node of the second sorting line is greater than zero, controlling the primary shunting balance wheel to steer according to a second steering instruction, so that the cargo in the first sorting line flows to the second buffer line.
2. The system of claim 1, wherein:
a secondary flow dividing node and a secondary flow converging node are arranged in the first cache line and/or the second cache line, wherein the secondary flow dividing node is positioned at the upstream side of the secondary flow converging node along the goods conveying direction of the first cache line and the second cache line, and a secondary flow dividing balance wheel is arranged at the secondary flow dividing node;
The system also includes a sub-cache line having an entry end configured to communicate with the secondary split node through the secondary split balance wheel and an exit end configured to communicate with the secondary sink node.
3. The system of claim 2, wherein:
The system further includes a transition section having an inlet end configured to communicate with the primary shunt node through the primary shunt balance and an outlet end configured to communicate with the inlet end of the first cache line and the inlet end of the second cache line through the primary shunt balance.
4. The system of claim 2, wherein:
the controller is further configured to control the turning of the secondary fraction balance wheel in accordance with the second flow signal so that the cargo on the first cache line or the second cache line flows to the sub-cache line.
5. A sort control method, comprising:
Conveying cargoes by utilizing a plurality of sorting lines, wherein a primary flow distribution node and a primary flow converging node are arranged in the sorting lines, the primary flow distribution node is positioned on the downstream side of the primary flow converging node along the cargo conveying direction of the sorting lines, a primary flow distribution balance wheel is arranged at the primary flow distribution node, a first flow monitoring device is arranged at the primary flow distribution node, and a second flow monitoring device is arranged at the primary flow converging node; wherein the first flow monitoring device is configured to output a first flow signal comprising a cargo flow of a section upstream of the primary flow splitting node and a cargo flow of a section downstream of the primary flow splitting node, and the second flow monitoring device is configured to output a second flow signal comprising a cargo flow of a section upstream of the primary flow combining node and a cargo flow of a section downstream of the primary flow combining node;
Receiving a first flow signal sent by a first flow monitoring device in a first sorting line;
receiving a second flow signal sent by a second flow monitoring device in a second sorting line;
Controlling the turning of a primary diverting balance in the first sorting line according to the first flow signal and the second flow signal so that the goods on the first sorting line flow to a first cache line or flow to a second cache line; comprising the following steps: according to the first flow signal, when the cargo flow of the downstream section of the primary shunt node in the first sorting line is greater than or equal to a first flow threshold and the cargo flow of the upstream section of the primary shunt node in the first sorting line is greater than zero, the primary shunt balance wheel is controlled to turn according to the second flow signal, and the cargo on the first sorting line is controlled to flow to a first buffer line or a second buffer line, which comprises:
Controlling the primary diverting balance wheel to divert according to a first diverting instruction so that the cargo in the first sorting line flows to the first cache line when the cargo flow of the downstream section of the primary confluence node of the second sorting line is less than a second flow threshold or when the cargo flow of the upstream section of the primary confluence node of the second sorting line is equal to zero; or controlling the primary diverting balance wheel to divert according to a second divert instruction such that the cargo in the first sorting line flows toward the second cache line when the cargo flow of the downstream segment of the primary confluence node of the second sorting line is greater than or equal to the second flow threshold and the cargo flow of the upstream segment of the primary confluence node of the second sorting line is greater than zero, wherein an inlet end of the first cache line is configured to communicate with the primary diverting node of the first sorting line through the primary diverting balance wheel and an outlet end of the first cache line is configured to communicate with the primary confluence node of the second sorting line; the inlet end of the second cache line is configured to communicate with a primary diverting node of the first sorting line through the primary diverting balance, and the outlet end of the second cache line is configured to communicate with a primary converging node of the first sorting line.
6. The method according to claim 5, wherein:
The first cache line and the second cache line are internally provided with a secondary flow dividing node and a secondary converging node, wherein the secondary flow dividing node is positioned at the upstream side of the secondary converging node along the cargo conveying direction of the first cache line and the second cache line, and a secondary flow dividing balance wheel is arranged at the secondary flow dividing node;
the method further comprises the steps of:
Receiving a second flow signal sent by a second flow monitoring device in the first sorting line in the process of transporting goods by the second buffer line;
And controlling the secondary flow dividing balance wheel to turn according to a third turning instruction under the condition that the cargo flow of the downstream section of the primary flow converging node in the first sorting line is larger than or equal to a third flow threshold value and the cargo flow of the upstream section of the primary flow converging node in the first sorting line is larger than zero, so that the cargo in the second cache line flows to a sub-cache line, wherein an inlet end of the sub-cache line is configured to be communicated with the secondary flow converging node through the secondary flow dividing balance wheel, and an outlet end of the sub-cache line is configured to be communicated with the secondary flow converging node.
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