CN-121990294-A - Dynamic material sorting system based on stereoscopic warehouse

CN121990294ACN 121990294 ACN121990294 ACN 121990294ACN-121990294-A

Abstract

The invention relates to the technical field of stereoscopic warehouse control and discloses a dynamic material sorting system based on a stereoscopic warehouse, which comprises a map node mapping unit, a state component processing engine, an addressing dispatching center and a material transfer control module, wherein the system acquires a time-varying state parameter of a material by constructing a virtual topological map in a memory, calls neighborhood associated node data, calculates neighborhood interference compensation weights based on logic step distances, further corrects an attenuation curve to generate a real-time state tensor containing a maturity component, and the addressing dispatching center compares the real-time state tensor with a sorting threshold value and issues an addressing control sequence containing a target cargo position logic address.

Inventors

CHEN XINAN
WANG DONG
WANG HUAWEI
HOU TIANBING
WANG KAISHENG

Assignees

中扬储存设备（广德）有限公司

Dates

Publication Date: 20260508
Application Date: 20260407

Claims (9)

1. A stereoscopic warehouse-based dynamic material sorting system, comprising: The map node mapping unit is used for constructing a virtual topology map in the memory according to the cargo space topological relation recorded by the memory, and acquiring time-varying state parameters of the materials to be sorted in each cargo space and a corresponding predicted attenuation curve; The state component processing engine is used for responding to an updating instruction of time-varying state parameters of any node, calling an associated node data set in a preset neighborhood of a target node in the virtual topological graph, and calculating neighborhood interference compensation weight for the target node based on a logic step distance between the associated node data set and the target node so as to dynamically correct a predicted attenuation curve and generate a real-time state tensor of the material to be sorted, wherein the real-time state tensor comprises a maturity component representing the physical evolution degree of the material; The addressing dispatching center is used for acquiring the sorting trigger signal, calculating the deviation degree of the real-time state tensor and a preset sorting threshold, and generating an addressing control sequence containing the target cargo space logic address when the deviation degree meets the preset convergence threshold condition; And the material transferring control module is in communication connection with the addressing dispatching center and is used for issuing an addressing control sequence to the external transferring mechanism so as to drive the external transferring mechanism to trigger the extraction action of the materials to be sorted.
2. The dynamic material sorting system based on the stereoscopic warehouse according to claim 1, wherein the addressing scheduling center further comprises a joint cost evaluation component, wherein the joint cost evaluation component is used for acquiring real-time position feedback data of the external transfer mechanism and calculating normalized distance cost of the external transfer mechanism reaching the candidate goods space in the process of generating the addressing control sequence, and the joint cost evaluation component is used for establishing sorting priority weights by carrying out negative correlation weighting operation on the normalized distance cost and maturity components in the real-time state tensor so as to select a logic node with the highest sorting priority weight as a final scheduling target.
3. The stereoscopic warehouse-based dynamic material sorting system according to claim 2, wherein before the addressing control sequence is output by the addressing scheduling center, a path checking module retrieves a state locking node located on an access path of a final scheduling target in the virtual topology map, and if a logic node with occupied state exists on the access path, the addressing scheduling center is triggered to logically reconstruct the addressing control sequence to generate an avoidance constraint instruction and synchronize the avoidance constraint instruction to the material transfer control module.
4. The stereoscopic warehouse-based dynamic material sorting system according to claim 1, wherein the state component processing engine, when calculating the neighborhood interference compensation weight, presents an inverse proportion monotonic relationship between the numerical value of the neighborhood interference compensation weight and the logical step number between the target node and the associated node to quantify the interference intensity representing the evolution of the time-varying state parameters of the material to be sorted in the spatial vicinity of the virtual topology map.
5. The stereoscopic warehouse-based dynamic material sorting system according to claim 1, further comprising a state closed-loop correction module, wherein the state closed-loop correction module is used for acquiring physical sampling data corresponding to a logical address and calculating a prediction deviation between the physical sampling data and a predicted value of a real-time state tensor when the material transfer control module reaches a target cargo space, and the addressing scheduling center triggers an addressing sequence overwriting operation and reversely adjusts a global attenuation parameter in the state component processing engine when the prediction deviation exceeds 5%.
6. The dynamic material sorting system based on the stereoscopic warehouse of claim 5, wherein the state closed-loop correction module dynamically approximates the global attenuation parameter through a recursive algorithm to realize on-line compensation of the parameter temperature drift induced by the fluctuation of the external environment of the system, and ensure that the prediction accuracy of the real-time state tensor in a sampling period of 10ms is not lower than 98%.
7. The stereoscopic warehouse-based dynamic material sorting system according to claim 1, wherein the virtual topology map maps a physical addressing space of the memory through a multidimensional matrix structure, each data node in the memory corresponds to a unique logical address number and is associated with a warehouse-in time stamp and an initial feature vector, and the map node mapping unit maintains node occupation features of the virtual topology map by monitoring state feedback of the material transfer control module.
8. The system of claim 1, wherein the state component processing engine processes real-time state tensors of each node in an asynchronous scheduling mode, and wherein a refresh frequency of the asynchronous scheduling mode is aligned with a synchronous pulse frequency of a downstream consumption end, so that a phase deviation between a issuing time of the addressing control sequence and a material consumption beat is less than 50ms.
9. The system for sorting dynamic materials based on the stereoscopic warehouse according to claim 1, wherein the memory is stored with a characteristic reference library based on the evolution law of the material history attribute, and the state component processing engine identifies the stepwise abrupt change points of the time-varying state parameters of the materials to be sorted by calculating the gradient change rate of the real-time state tensor in the virtual topology map, and accordingly improves the extraction response level of the addressing dispatching center for the corresponding logic addresses.

Description

Dynamic material sorting system based on stereoscopic warehouse Technical Field The invention relates to the technical field of stereoscopic warehouse control, in particular to a dynamic material sorting system based on a stereoscopic warehouse. Background The current automatic stereoscopic warehouse utilizes a stacker and a discretization goods space coding system to manage material circulation, a main flow control logic distributes materials to specific three-dimensional space coordinates according to a warehousing sequence and generates scheduling instructions according to the specific three-dimensional space coordinates, physical properties of the materials are obviously offset along with residence time aiming at high-temperature rolled pieces in scenes such as metallurgical rolling, the materials are regarded as rigid bodies with constant states in the prior art, scheduling decisions only depend on space coordinates or warehousing sequences, and the static management mode ignores the correlation between material state evolution and downstream rolling rhythms, so that sorting instructions output by the system cannot meet process precision requirements, and energy consumption of a production line is caused. In order to solve the problem of state deviation, related technologies attempt to introduce a decay function based on residence time, but in a dense storage environment with compact goods space layout, adjacent materials generate obvious thermal field interference, the independent calculation logic based on data island presetting cannot capture the coupling influence of neighborhood nodes, so that accumulated deviation errors are generated in state data maintained by a system along with the prolongation of a storage period, the hardware cost of the system can be obviously increased and the maintenance complexity can be increased by increasing the path of a temperature sensor, a part of scheduling system introduces software-level multi-mode feature fusion and promotion management precision, for example, chinese patent application with publication number CN121639107A discloses an intelligent warehouse management method, a system, electronic equipment and media based on multi-mode feature fusion, the quality degradation grade of goods is judged to be matched with a storage area through the fusion of images and weight features, when the area is saturated, logic labels are modified to dynamically expand, the logic belongs to static mapping extension when the complex thermodynamic evolution working condition is handled, the instantaneous quality state of the materials are labeled and fixed, a dynamic tracking model of physical attribute continuous fluctuation during the material residence period cannot be established, and each goods position is regarded as logic island, and the adjacent high-temperature storage environment generates field calculation effect capacity. Therefore, how to reconstruct the logic topology of the automatic warehousing system, on the premise of maintaining the hardware architecture, the interference of local environment disturbance on state calculation is eliminated by establishing the association constraint among the storage nodes, and the space distance and the physical state parameters are fused to output sorting instructions, so that the technical problem to be solved by the invention is solved. Disclosure of Invention The invention provides a dynamic material sorting system based on a stereoscopic warehouse, which comprises: The map node mapping unit is used for constructing a virtual topology map in the memory according to the cargo space topological relation recorded by the memory, and acquiring time-varying state parameters of the materials to be sorted in each cargo space and a corresponding predicted attenuation curve; The state component processing engine is used for responding to an updating instruction of time-varying state parameters of any node, calling an associated node data set in a preset neighborhood of a target node in the virtual topological graph, and calculating neighborhood interference compensation weight for the target node based on a logic step distance between the associated node data set and the target node so as to dynamically correct a predicted attenuation curve and generate a real-time state tensor of the material to be sorted, wherein the real-time state tensor comprises a maturity component representing the physical evolution degree of the material; The addressing dispatching center is used for acquiring the sorting trigger signal, calculating the deviation degree of the real-time state tensor and a preset sorting threshold, and generating an addressing control sequence containing the target cargo space logic address when the deviation degree meets the preset convergence threshold condition; And the material transferring control module is in communication connection with the addressing dispatching center and is used for issuing an addressing contr