CN-122023287-A - Detection method and system for battery pack end cover, intelligent terminal and storage medium

CN122023287ACN 122023287 ACN122023287 ACN 122023287ACN-122023287-A

Abstract

The application relates to a detection method, a detection system, an intelligent terminal and a storage medium of a battery pack end cover, and relates to the technical field of processing; the method comprises the steps of responding to parameter setting operation, obtaining model parameters corresponding to a use model, carrying out parameter adjustment processing on the use model according to the model parameters, obtaining a forward image and a reverse image of a current battery pack end cover, sequentially calling the use model to process the forward image and the reverse image according to a model operation flow, obtaining a detection result of the current battery pack end cover, wherein the detection result comprises a forward detection result and a reverse detection result, displaying a forward defect on the forward image according to the forward detection result, and displaying a reverse defect on the reverse image according to the reverse detection result. The application has the effect of improving the detection efficiency and accuracy of the battery pack end cover.

Inventors

ZHANG CHUNHAI
CHEN HUI
ZHOU JIANGUO
JIANG HAICHUN

Assignees

宁波新华泰模塑电器有限公司

Dates

Publication Date: 20260512
Application Date: 20260113

Claims (10)

1. A method for detecting an end cap of a battery pack, comprising: responding to a model setting operation, and acquiring a use model and a model operation flow corresponding to the use model; responding to parameter setting operation, and obtaining model parameters corresponding to the use model; carrying out parameter adjustment processing on the use model according to the model parameters; acquiring a forward image and a reverse image of a current battery pack end cover; According to the model operation flow, the use model is sequentially called to process the forward image and the reverse image, so that a detection result of the end cover of the current battery pack is obtained, wherein the detection result comprises a forward detection result and a reverse detection result; displaying a forward defect on the forward image according to the forward detection result; And displaying the reverse defect on the reverse image according to the reverse detection result.
2. The method for detecting an end cap of a battery pack according to claim 1, wherein the obtaining a usage model and a model operation procedure corresponding to the usage model in response to a model setting operation includes: Acquiring type information of the end cover of the current battery pack; Responding to the model setting operation, and acquiring an ith model requirement according to the model operation flow, wherein i is an integer with an initial value of 1; determining an ith candidate model corresponding to the ith model requirement; determining an ith usage model in the ith type candidate model according to the ith model requirement and the type information; And updating i to i+1, and repeating the three steps until each process in the model operation process is traversed, so as to obtain the use model.
3. The method for detecting an end cap of a battery pack according to claim 2, wherein the obtaining, in response to the parameter setting operation, the model parameters corresponding to the usage model includes: responding to the parameter setting operation, and acquiring an operation record of the ith usage model; judging whether a target operation record matched with the type information exists in the operation record or not; If yes, extracting a first historical model parameter corresponding to the target operation record; If not, determining a similar battery pack end cover according to the type information, calculating the similarity between the current battery pack end cover and the similar battery pack end cover, acquiring a history use model of the similar battery pack end cover, extracting a second history model parameter of the history use model, adjusting the second history model parameter according to the similarity to obtain an adjusted model parameter, and setting the adjusted model parameter as the model parameter.
4. The method for inspecting an end cap of a battery pack according to claim 1, characterized in that the method further comprises: detecting whether a shielding phenomenon exists in the forward image and the reverse image; If yes, determining an overlapping area from the forward image and the reverse image; Extracting the shielding image characteristics of the overlapped area according to the forward image and the reverse image; Predicting potential defect information of the overlapped area according to the characteristics of the shielding image; Adding the potential defect information to the forward detection result; the potential defect information is added to the reverse detection result.
5. The method of claim 4, wherein predicting the potential defect information for the overlap region based on the occlusion image characteristics comprises: Acquiring a first position of the overlapping region in the forward image; determining a first area image corresponding to the first position in the reverse image; acquiring a second position of the overlapping region in the reverse image; Determining a second region image corresponding to the second position in the forward image; generating a first potential defect according to the first area image; generating a second potential defect according to the second area image; And integrating the first potential defect and the second potential defect to obtain the potential defect information.
6. The method of claim 5, wherein generating a first potential defect from the first area image comprises: Acquiring position coordinates of the overlapping area on the end cover of the current battery pack; Determining characteristic points in the end cover of the current battery pack according to the position coordinates; acquiring image features of the feature points; Establishing a mapping matrix between the position coordinates and the image features; And calling an image mapping model, and performing image mapping processing on the mapping matrix to obtain the first potential defect.
7. The method for inspecting an end cap of a battery pack according to claim 1, characterized in that the method further comprises: Acquiring current detection parameters and historical detection parameters; Calculating the difference value of the current detection parameter and the historical detection parameter to obtain a detection parameter difference value; judging whether the difference value of the detection parameters is larger than a preset difference value or not; If yes, modifying the current detection parameters according to the historical detection parameters.
8. A system for inspecting a battery pack end cap, wherein the system is configured to perform the method for inspecting a battery pack end cap according to any one of claims 1 to 7, comprising: The acquisition module is used for acquiring a model setting operation, a parameter setting operation, a forward image and a reverse image; a memory for storing a program of the detection method of the battery pack end cover; And the processor is used for loading and executing the program in the memory by the processor and realizing the detection method of the battery pack end cover.
9. An intelligent terminal comprising a memory and a processor, wherein the memory has stored thereon a computer program that can be loaded by the processor and that performs the method according to any of claims 1 to 7.
10. A computer readable storage medium, characterized in that a computer program is stored which can be loaded by a processor and which performs the method according to any of claims 1 to 7.

Description

Detection method and system for battery pack end cover, intelligent terminal and storage medium Technical Field The application relates to the technical field of processing, in particular to a method and a system for detecting an end cover of a battery pack, an intelligent terminal and a storage medium. Background Battery pack end caps are a very common and important industrial component. The key function of the device is to provide accurate isolation, interval or positioning, and the device is commonly used on the battery of a new energy automobile to protect the battery. Therefore, it is important to ensure the dimensional accuracy of the battery pack end cap through detection technology. The related art is generally implemented by a two-dimensional image measuring instrument or a contact three-coordinate measuring machine when measuring the size of the battery pack end cover. The two-dimensional image measuring instrument can acquire the two-dimensional image of the battery pack end cover and further generate the outline dimension of the battery pack end cover. And comparing the outline size of the battery pack end cover with a design standard, thereby detecting whether the battery pack end cover meets the requirement. The contact type three-coordinate measuring machine needs to place the battery pack end cover at a measuring station, and obtains the sizes of different positions of the battery pack end cover by adjusting the positions of the contact measuring heads, so as to obtain the outline size of the whole isolation product. And comparing the outline size of the battery pack end cover with a design standard, thereby detecting whether the battery pack end cover meets the requirement. Aiming at the problems of insufficient automation and intelligent degree in the detection of the battery pack end cover in the related technology, the rapid detection requirement of the battery pack end cover on the production line is difficult to realize. Disclosure of Invention In order to improve the detection efficiency and accuracy of a battery pack end cover, the application provides a detection method, a detection system, an intelligent terminal and a storage medium of the battery pack end cover. In a first aspect, the present application provides a method for detecting an end cover of a battery pack, which adopts the following technical scheme: a method of detecting a battery pack end cap, comprising: responding to a model setting operation, and acquiring a use model and a model operation flow corresponding to the use model; responding to parameter setting operation, and obtaining model parameters corresponding to the use model; carrying out parameter adjustment processing on the use model according to the model parameters; acquiring a forward image and a reverse image of a current battery pack end cover; According to the model operation flow, the use model is sequentially called to process the forward image and the reverse image, so that a detection result of the end cover of the current battery pack is obtained, wherein the detection result comprises a forward detection result and a reverse detection result; displaying a forward defect on the forward image according to the forward detection result; And displaying the reverse defect on the reverse image according to the reverse detection result. By adopting the technical scheme, the optimized use model and parameters are automatically acquired and configured through response to the setting operation, so that complicated manual model selection and parameter debugging are replaced. And then, the system automatically calls the model to perform standardized processing and defect identification on the positive and negative images of the battery pack end cover, and intuitively displays the result. The process obviously reduces manual intervention and subjective judgment, greatly improves the overall processing efficiency of defect detection, and ensures the objectivity and accuracy of the detection result through standardized model analysis. The quality of the battery pack end cover is guaranteed, and therefore the safety of the battery is further guaranteed. Optionally, acquiring type information of the end cover of the current battery pack; Responding to the model setting operation, and acquiring an ith model requirement according to the model operation flow, wherein i is an integer with an initial value of 1; determining an ith candidate model corresponding to the ith model requirement; determining an ith usage model in the ith type candidate model according to the ith model requirement and the type information; And updating i to i+1, and repeating the three steps until each process in the model operation process is traversed, so as to obtain the use model. By adopting the technical scheme, the matched optimal ith use model is screened for each processing link step by step and automatically by combining the type information of the battery pack end cover and followi