CN111859549A - Method for determining weight and gravity center information of single-configuration whole vehicle and related equipment - Google Patents

Method for determining weight and gravity center information of single-configuration whole vehicle and related equipment Download PDF

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Publication number
CN111859549A
CN111859549A CN202010739050.7A CN202010739050A CN111859549A CN 111859549 A CN111859549 A CN 111859549A CN 202010739050 A CN202010739050 A CN 202010739050A CN 111859549 A CN111859549 A CN 111859549A
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configuration
information
target
whole vehicle
list
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Inventor
刘应得
蔡蕾
陈雪丹
杜宏艳
赵钢
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Chery Automobile Co Ltd
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Chery Automobile Co Ltd
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Priority to CN202010739050.7A priority Critical patent/CN111859549A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00Computer-aided design [CAD]
    • G06F30/10Geometric CAD
    • G06F30/15Vehicle, aircraft or watercraft design
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2111/00Details relating to CAD techniques
    • G06F2111/20Configuration CAD, e.g. designing by assembling or positioning modules selected from libraries of predesigned modules

Abstract

The embodiment of the application discloses a method for determining single-configuration whole vehicle weight and gravity center information and related equipment, and belongs to the technical field of computers. The method comprises the following steps: acquiring a configuration layer part list of a target whole vehicle in a configuration layer management system and part basic information of a CAD data view of a target whole vehicle product in a PDM system; merging the configuration layer part list and the part basic information to obtain part configuration information; and determining the weight and gravity center information of the target single configuration whole vehicle according to the part configuration information. According to the method and the device, the part configuration information of the target whole vehicle can be quickly acquired, the part configuration information does not need to be acquired by analyzing the configuration of the BOM system, and the acquisition speed of the part configuration information is improved; meanwhile, the component configuration information is obtained by combining the configuration layer component list and the component basic information, so that the accuracy and the efficiency of the weight and the gravity center information of the target single configuration whole vehicle are improved.

Description

Method for determining weight and gravity center information of single-configuration whole vehicle and related equipment
Technical Field
The embodiment of the application relates to the technical field of computers, in particular to a method for determining the weight and gravity center information of a single-configuration whole vehicle and related equipment.
Background
The weight and gravity center management of the single-configuration whole vehicle is an important business link in the whole vehicle development process management, has a vital influence on the controllability, the driving safety and the stability of the whole vehicle, and has a great influence on the distribution of the braking force and the axle load of the vehicle, the service life of tires and the steering speed of the vehicle, so that the weight and gravity center information of the single-configuration whole vehicle needs to be determined in the whole vehicle design process.
At present, when the weight and gravity center information Of a single-configuration whole vehicle are determined, a terminal can synchronize the part version attribute Of a PDM (Product data management) system into a BOM (Bill Of Material) system, and then determine the weight Of the single-configuration whole vehicle according to a part report Of the BOM system; or, the terminal analyzes configuration information of a CAD (Computer Aided Design) data view of a finished automobile product in the PDM system, and determines the weight and the gravity center of the single-configuration finished automobile, so that the weight and the gravity center information of the single-configuration finished automobile are obtained.
However, when the weight and gravity center information of the single-configuration finished automobile are determined through the part report, the BOM system is of a full-configuration flat structure and cannot bear gravity center information of different coordinates, so that the gravity center information of the single-configuration finished automobile cannot be determined; when the weight and gravity center information of the single configuration whole vehicle is determined by analyzing the configuration information of the CAD data view of the whole vehicle product, the configuration information derivation efficiency is low due to the long maintenance period of basic data, and the efficiency of determining the weight and gravity center information of the single configuration whole vehicle is low.
Disclosure of Invention
The embodiment of the application provides a method and related equipment for determining weight and gravity center information of a single-configuration whole vehicle, and can solve the problems of low efficiency and poor integrity in determining the weight and gravity center information of the single-configuration whole vehicle in the related technology. The technical scheme is as follows:
in one aspect, a method for determining weight and center of gravity information of a single configuration whole vehicle is provided, and the method comprises the following steps:
acquiring a configuration layer part list of a target finished automobile in a configuration layer management system and part basic information of a CAD data view of a target finished automobile product in a product data management PDM system;
merging the configuration layer part list and the part basic information to obtain part configuration information;
and determining the weight and gravity center information of the target single configuration whole vehicle according to the part configuration information.
In some embodiments, the obtaining a configuration layer part list of a target complete vehicle in a configuration layer management system and part basic information of a CAD data view of a target complete vehicle product in the PDM system includes:
acquiring a configuration layer part list of the target whole vehicle from the configuration layer management system;
assembling the configuration layer parts in the configuration layer part list into the CAD data view of the target finished automobile product in the PDM system;
and acquiring basic information of the parts in the CAD data view of the product.
In some embodiments, before obtaining the configuration layer parts list of the target finished vehicle from the configuration layer management system, the method further includes:
acquiring CAD data attribute information of the target whole vehicle product;
when the product CAD data attribute information accords with the inspection condition, determining whether a configuration layer part list in the product CAD data attribute information is updated;
and when the configuration layer part list is updated, executing the operation of acquiring the configuration layer part list of the target finished automobile from the configuration management system.
In some embodiments, after the obtaining the attribute information of the CAD data of the target finished automobile product, the method further includes:
and when the product CAD data attribute information does not accord with the inspection condition, a problem list is derived.
In some embodiments, the merging the configuration layer part list and the part basic information to obtain the part configuration information includes:
and moving the configuration dotting information in the configuration layer part list to a configuration column included in the part basic information according to the corresponding relation between the part number in the configuration layer part list and the part number in the part basic information to obtain the part configuration information.
In some embodiments, the determining the weight and gravity center information of the target single configuration complete vehicle according to the part configuration information includes:
determining the weight of the target whole vehicle according to the weight of each part and the consumption information of each part included in the part configuration information;
and determining the gravity center information of the target single-configuration whole vehicle according to the gravity center information, the weight and the relative conversion matrix information of each part included in the part configuration information.
In another aspect, an apparatus for determining weight and center of gravity information of a single configuration vehicle is provided, the apparatus comprising:
the acquisition module is used for acquiring a configuration layer part list of a target finished automobile in a configuration layer management system and part basic information of a CAD data view of a target finished automobile product in the PDM system;
the merging module is used for merging the configuration layer part list and the part basic information to obtain part configuration information;
and the determining module is used for determining the weight and gravity center information of the target single configuration whole vehicle according to the part configuration information.
In some embodiments, the obtaining module comprises:
the first acquisition submodule is used for acquiring a configuration layer part list of the target whole vehicle from the configuration layer management system;
the assembling submodule is used for assembling the configuration layer parts in the configuration layer part list into the CAD data view of the target finished automobile product in the PDM system;
and the second acquisition sub-module is used for acquiring the basic information of the part in the CAD data view of the product.
In some embodiments, the obtaining module further comprises:
the third acquisition submodule is used for acquiring the CAD data attribute information of the target whole vehicle product;
the determining submodule is used for determining whether a configuration layer part list in the product CAD data attribute information is updated or not when the product CAD data attribute information meets the checking condition;
and the triggering submodule is used for triggering the first acquisition submodule to acquire the configuration layer part list of the target whole vehicle from the configuration management system when the configuration layer part list is updated.
In some embodiments, the obtaining module further comprises:
and the export submodule is used for exporting the problem list when the attribute information of the product CAD data does not accord with the checking condition.
In some embodiments, the merge module is to:
and moving the configuration dotting information in the configuration layer part list to a configuration column included in the part basic information according to the corresponding relation between the part number in the configuration layer part list and the part number in the part basic information to obtain the part configuration information.
In some embodiments, the determination module is to:
determining the weight of the target single configuration whole vehicle according to the weight of each part and the consumption information of each part included in the part configuration information;
and determining the gravity center information of the target single-configuration whole vehicle according to the gravity center information, the weight and the relative conversion matrix information of each part included in the part configuration information.
In another aspect, a terminal is provided, where the terminal includes a memory for storing a computer program and a processor for executing the computer program stored in the memory to implement the steps of the method for determining the weight and the center of gravity of a single configuration whole vehicle described above.
In another aspect, a computer-readable storage medium is provided, in which a computer program is stored, which when executed by a processor implements the steps of the method for determining the weight and the center of gravity of a single configuration complete vehicle described above.
In another aspect, a computer program product comprising instructions is provided, which when run on a computer, causes the computer to perform the steps of the method for determining weight and center of gravity information for a single configuration complete vehicle as described above.
The technical scheme provided by the embodiment of the application can at least bring the following beneficial effects:
according to the method and the device, the part configuration information of the target whole vehicle can be quickly acquired, the part configuration information does not need to be acquired by analyzing the configuration of the BOM system, and the acquisition speed of the part configuration information is improved; meanwhile, the part configuration information is obtained by combining the configuration layer part list and the part basic information, so that the accuracy and the obtaining efficiency of the weight and the gravity center information of a single part are ensured, and the accuracy and the efficiency of the weight and the gravity center information of the target single configuration whole vehicle are improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic illustration of an implementation environment provided by an embodiment of the present application;
FIG. 2 is a flowchart of a method for determining weight and center of gravity information of a single-configuration vehicle according to an embodiment of the present disclosure;
FIG. 3 is a flow chart of another method for determining weight and center of gravity information of a single configuration vehicle according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a single configuration device for determining weight and center of gravity of a whole vehicle according to an embodiment of the present application;
fig. 5 is a schematic structural diagram of an acquisition module according to an embodiment of the present disclosure;
fig. 6 is a schematic structural diagram of another acquisition module provided in the embodiment of the present application;
fig. 7 is a schematic structural diagram of another acquisition module provided in an embodiment of the present application;
fig. 8 is a schematic structural diagram of a terminal according to an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
Before explaining the method for determining the weight and the center of gravity of the single-configuration whole vehicle in detail, an application scenario and an implementation environment provided by the embodiment of the present application are introduced.
First, an application scenario related to the embodiment of the present application is described.
Since the weight and the center of gravity information of the whole vehicle have a crucial influence on the controllability, the driving safety and the stability of the whole vehicle, and also have a great influence on the distribution of the braking force and the axle load of the vehicle, the service life of tires and the steering vehicle speed, the correctness and the integrity of the weight and the center of gravity information need to be ensured when the weight and the center of gravity information are determined. However, at present, when the PDM system and the BOM system are used to determine the weight and the center of gravity information of the single-configuration whole vehicle, the single-configuration weight of the whole vehicle is obtained, and the center of gravity information of the single-configuration whole vehicle cannot be obtained. When the weight and gravity center information of the single-configuration whole vehicle is determined through the configuration information of the PDM system and the product CAD data view, the configuration information derivation efficiency is low due to the long maintenance period of basic data, and further the efficiency of determining the weight and gravity center information of the single-configuration whole vehicle is low.
Based on such application scenarios, the embodiment of the application provides a method for determining the weight and the center of gravity information of a single configuration complete vehicle, which can improve the efficiency and the integrity of determining the weight and the center of gravity information of the single configuration complete vehicle.
Next, a system architecture according to an embodiment of the present application will be described.
Referring to FIG. 1, FIG. 1 is a schematic diagram illustrating an implementation environment in accordance with an example embodiment. The implementation environment comprises at least one terminal 101 and an underlying information management platform 102, and the terminal 101 can be in communication connection with the underlying information management platform 102. The communication connection may be a wired connection or a wireless connection, which is not limited in this embodiment of the present application.
The terminal 101 may be any electronic product capable of performing human-computer interaction with a user through one or more modes such as a keyboard, a touch pad, a touch screen, a remote controller, voice interaction or handwriting equipment, for example, a PC (Personal computer), a mobile phone, a smart phone, a PDA (Personal Digital Assistant), a wearable device, a pocket PC (pocket PC), a tablet computer, a smart car, a smart television, a smart sound box, and the like.
The server 102 may be any electronic product that can perform human-computer interaction with a user through one or more modes such as a keyboard, a touch pad, a touch screen, a remote controller, voice interaction, or handwriting equipment, or may be one server, a server cluster composed of multiple servers, or a cloud computing service center.
Those skilled in the art will appreciate that the terminal 101 and the basic information management platform 102 are only examples, and other existing or future terminals or platforms, such as those applicable to the embodiments of the present application, are also included in the scope of the embodiments of the present application and are herein incorporated by reference.
The following provides a detailed explanation of the determination method of the weight and the center of gravity of the single-configuration whole vehicle according to the embodiment of the present application with reference to the drawings.
Fig. 2 is a flowchart of a method for determining weight and center of gravity information of a single-configuration vehicle according to an embodiment of the present application, where the method is applied to a terminal. Referring to fig. 2, the method includes the following steps.
Step 201: and acquiring a configuration layer part list of a target finished automobile in a configuration layer management system and part basic information of a CAD data view of a target finished automobile product in a PDM system.
Step 202: and merging the configuration layer part list and the part basic information to obtain the part configuration information.
Step 203: and determining the weight and gravity center information of the target single configuration whole vehicle according to the part configuration information.
According to the method and the device, the part configuration information of the target whole vehicle can be quickly acquired, the part configuration information does not need to be acquired by analyzing the configuration of the BOM system, and the acquisition speed of the part configuration information is improved; meanwhile, the part configuration information is obtained by combining the configuration layer part list and the part basic information, so that the accuracy and the obtaining efficiency of the weight and the gravity center information of a single part are ensured, and the accuracy and the efficiency of the weight and the gravity center information of the target single configuration whole vehicle are improved.
In some embodiments, obtaining a configuration layer part list of a target complete vehicle in a configuration layer management system and part basic information of a CAD data view of a target complete vehicle product in a PDM system includes:
acquiring a configuration layer part list of the target whole vehicle from the configuration layer management system;
assembling the configuration layer parts in the configuration layer part list into the CAD data view of the target finished automobile product in the PDM system;
and acquiring basic information of the part in the CAD data view of the product.
In some embodiments, before obtaining the configuration layer parts list of the target finished vehicle from the configuration layer management system, the method further includes:
acquiring CAD data attribute information of the target whole vehicle product;
when the product CAD data attribute information accords with the checking condition, determining whether a configuration layer part list in the product CAD data attribute information is updated or not;
and when the configuration layer part list is updated, executing the operation of acquiring the configuration layer part list of the target finished automobile from the configuration management system.
In some embodiments, after obtaining the attribute information of the CAD data of the target finished automobile product, the method further includes:
and when the product CAD data attribute information does not accord with the inspection condition, a problem list is derived.
In some embodiments, merging the configuration layer part list and the part base information to obtain part configuration information includes:
and moving the configuration dotting information in the configuration layer part list to a configuration column included in the part basic information according to the corresponding relation between the part number in the configuration layer part list and the part number in the part basic information to obtain the part configuration information.
In some embodiments, determining the weight and center of gravity information of the target single configuration complete vehicle according to the part configuration information comprises:
determining the weight of the target single configuration whole vehicle according to the weight of each part and the consumption information of each part included in the part configuration information;
and determining the gravity center information of the target single configuration whole vehicle according to the gravity center information, the weight and the relative conversion matrix information of each part included in the part configuration information.
All the above optional technical solutions can be combined arbitrarily to form optional embodiments of the present application, and details of the embodiments of the present application are not repeated.
Fig. 3 is a flowchart of a single configuration vehicle weight and center of gravity information determining method according to an embodiment of the present application, and referring to fig. 3, the method includes the following steps.
Step 301: the terminal obtains a configuration layer part list of a target whole vehicle in a configuration layer management system and part basic information in a CAD data view of a target whole vehicle product in a PDM system.
In the design process of the target whole vehicle, data of some parts may be changed, for example, shapes, weights, models, quantities and the like of the parts may be changed, so that in order to ensure accuracy of weight and gravity center information of the target single configuration whole vehicle, the terminal can obtain a configuration layer part list of the target whole vehicle in the configuration layer management system and part basic information of a CAD data view of a target whole vehicle product in the PDM system.
As an example, the operation of the terminal acquiring the configuration layer part list of the target finished vehicle in the configuration layer management system and the part basic information of the CAD data view of the target finished vehicle product in the PDM system at least includes: acquiring a configuration layer part list of a target whole vehicle from a configuration layer management system; assembling configuration layer parts in a configuration layer part list into a CAD data view of a target finished automobile product in a PDM system; and acquiring basic information of the parts in the CAD data view of the product.
The configuration layer part list of the target whole vehicle is positioned in the configuration layer management system, and the terminal can acquire the configuration layer part list of the target whole vehicle from the configuration layer management system; when the configuration layer part list changes, the part view structure of the finished automobile product CAD data view is changed, so the terminal needs to obtain the configuration layer part list of the target finished automobile from the configuration layer management system again, assemble the configuration layer parts in the configuration layer part list into the target finished automobile product CAD data view in the PDM system, and obtain the part basic information of the product CAD data view.
It should be noted that the configuration layer parts list can include part numbers, chinese names, configuration descriptions, configuration dotting information, and the like. Part basis information can include part number, chinese name, weight, center of gravity information, level, quantity, relative transformation matrix, and the like.
In some embodiments, in order to ensure the correctness of the CAD data view of the target finished automobile product, after determining the configuration layer part list and the part basic information, the terminal needs to compare the information belonging to the configuration layer in the configuration layer part list with the information belonging to the configuration layer in the part basic information, and when the information of the configuration layer is inconsistent, modify the inconsistent information to ensure that the information of the two configuration layers is consistent.
In some embodiments, before the terminal acquires the configuration layer part list of the target finished automobile from the configuration layer management system, the terminal can also acquire the CAD data attribute information of the target finished automobile product from the PDM system and check whether the CAD data attribute information of the product meets the check condition; when the product CAD data attribute information accords with the checking condition, determining whether a configuration layer part list in the product CAD data attribute information is updated or not; and when the configuration layer part list is updated, executing the operation of acquiring the configuration layer part list of the target finished automobile from the configuration management system.
It should be noted that the product CAD data attribute information can include at least basic information required in calculating weight and center of gravity information, such as material grade, density, thickness, surface area, volume, and the like.
As an example, when the terminal acquires the product CAD data attribute information, it can check whether the format of the product CAD data attribute information is the same as the preset format by using the check tool, that is, the terminal can check the normalization and correctness of the product CAD data attribute information by using the check tool.
In some embodiments, when the product CAD data attribute information meets the inspection condition, the terminal can generate a pass identification to indicate that the product CAD data attribute information meets the inspection condition. And when the product CAD data attribute information meets the inspection condition, determining whether the configuration layer part list in the product CAD data attribute information is updated.
Before the terminal determines whether the configuration layer part list in the product CAD data attribute information is updated, the distribution change management system can also perform distribution freezing on the product CAD data attribute information.
As an example, the terminal derives a problem list when the attribute information of the CAD data of the product does not accord with the checking condition.
In some embodiments, after the terminal derives the problem list, the user can modify the product CAD data attribute information according to the problem list, and then the terminal re-executes to acquire the target finished vehicle product CAD data attribute information and checks whether the product CAD data attribute information meets the checking condition until the product CAD data attribute information meets the checking condition.
Step 302: and the terminal merges the configuration layer part list and the part basic information to obtain the part configuration information.
Since the configuration layer part list and the part basic information respectively include different part information of the target whole vehicle, in order to accurately and completely determine the weight and gravity center information of the target single configuration whole vehicle, the terminal needs to merge the configuration layer part list and the part basic information to obtain the part configuration information.
As an example, the operation of merging the configuration layer part list and the part basic information by the terminal to obtain the part configuration information at least can include: and moving the configuration dotting information in the configuration layer part list to a configuration column included in the part basic information according to the corresponding relation between the part number in the configuration layer part list and the part number in the part basic information to obtain the part configuration information.
Because the part basic information not only includes the configuration information of the configuration layer, but also includes the configuration information of other levels lower than the configuration layer, for example, the dotting information of the part layer, when the terminal merges the configuration layer part list and the part basic information, the dotting information of the configuration layer in the part basic information can be written into the configuration column corresponding to the single part according to the principle that the configuration information of the single part is equal to the configuration information of the configuration layer, as well as the configuration dotting information of the configuration layer in the part basic information can be moved into the configuration column included in the part basic information.
The arrangement column may include the weight, center of gravity information, and the like of each component. The barycentric information can include barycentric coordinates (x, y, z).
In some embodiments, the terminal can further send the configuration layer part list and the part basic information to the basic information management platform, and when the basic information management platform receives the configuration layer part list and the part basic information, the configuration layer part list and the part basic information can be merged to obtain the part configuration information.
As an example, before the terminal sends the configuration layer part list and the part basic information to the basic information management platform, the terminal can also store the configuration layer part list as a first file in a custom format, store the part basic information as a second file in the custom format, and send the first file and the second file to the basic information management platform.
It should be noted that the first file and the second file can carry storage time, and versions of the first file and the second file stored at different times may be the same or different.
It should be noted that, the terminal can store the configuration layer part list and the part basic information in a custom format, and the first file and the second file can store different versions according to the storage time, so that the traceability of the configuration information is ensured.
Step 303: and the terminal determines the weight and gravity center information of the target single configuration whole vehicle according to the part configuration information.
The method comprises the steps that part information in a configuration layer part list is changed possibly, so that part information in part basic information is changed possibly, when bottom parts of a target whole vehicle are changed, the weight and gravity center information of the target single configuration whole vehicle are influenced, if the weight and gravity center information of the whole vehicle cannot be changed timely and synchronously, the weight and gravity center information of the target single configuration whole vehicle are wrong, and therefore in order to accurately obtain the weight and gravity center information of the target single configuration whole vehicle, a terminal determines the weight and gravity center information of the target single configuration whole vehicle according to the part configuration information.
As an example, the operation of the terminal determining the weight and gravity center information of the target single configuration complete vehicle according to the part configuration information at least comprises the following operations: determining the weight of the target single configuration whole vehicle according to the weight of each part and the consumption information of each part included in the part configuration information; and determining the gravity center information of the target single-configuration whole vehicle according to the gravity center information, the weight and the relative conversion matrix information of each part included in the part configuration information.
In some embodiments, the terminal determines the weight of the target single configuration cart based on the weight of each part and the usage information of each part included in the part configuration information by determining the weight of the target single configuration cart from a first formula described below.
Figure BDA0002606017150000111
In the first formula (1), M is the target single-layout entire vehicle weight, n is the number of parts of the target single-layout entire vehicle, and M isiIs the weight of the ith part, siThe number of the used parts is the number of the ith part.
In some embodiments, the center of gravity information of the target single-configuration whole vehicle is determined by the following second formula-fifth formula, based on the center of gravity information, weight, and relative conversion matrix information of each part included in the part configuration information.
Figure BDA0002606017150000112
Figure BDA0002606017150000113
Figure BDA0002606017150000114
Figure BDA0002606017150000115
In the second, third, fourth and fifth equations (2), (3), (4) and (5), n is the number of parts of the target single-configuration entire vehicle, and X is the number of parts of the target single-configuration entire vehicleiIs the barycentric X coordinate, Y, of the ith partiCentre of gravity Y coordinate, Z, of the i-th componentiAs the Z coordinate of the center of gravity of the ith part, miIs the weight m, P of the ith partiIs the relative transformation matrix of the ith part.
It is worth explaining that the weight and gravity center information of the target single configuration whole vehicle is determined through the part configuration information, and a weight report is not required to be derived by a PDM system, so that the computer operation load is reduced.
Step 304: and the terminal prompts the weight and gravity center information of the whole vehicle with single configuration of the target through the prompt information.
The prompt information may be at least one of voice information, text information, video information, and pictorial information.
In the embodiment of the application, the terminal can quickly acquire the part configuration information of the target single configuration whole vehicle without acquiring the part configuration information by analyzing the configuration of the BOM system, so that the acquisition speed of the part configuration information is improved; meanwhile, the part configuration information is obtained by combining the configuration layer part list and the part basic information, so that the accuracy and the obtaining efficiency of the weight and the gravity center information of a single part are ensured, and the accuracy and the efficiency of the weight and the gravity center information of the target single configuration whole vehicle are improved. In addition, the terminal can store the configuration layer part list and the part basic information respectively in a custom format, so that the operation load of the terminal is reduced, and the traceability of the configuration information is ensured.
After explaining the method for determining the weight and the center of gravity of the single configuration complete vehicle provided by the embodiment of the present application, a device for determining the weight and the center of gravity of the single configuration complete vehicle provided by the embodiment of the present application will be described next.
Fig. 4 is a schematic structural diagram of a single configuration vehicle weight and center of gravity information determination apparatus provided in an embodiment of the present application, which may be implemented by software, hardware, or a combination of the two as part or all of a terminal. Referring to fig. 4, the apparatus includes: an acquisition module 401, a merging module 402 and a determination module 403.
An obtaining module 401, configured to obtain a configuration layer part list of a target complete vehicle in a configuration layer management system and part basic information in a Product Data Management (PDM) system target complete vehicle product CAD data view;
a merging module 402, configured to merge the configuration layer part list and the part basic information to obtain part configuration information;
and a determining module 403, configured to determine, according to the component configuration information, weight and center of gravity information of the target single configuration whole vehicle.
In some embodiments, referring to fig. 5, the obtaining module 401 includes:
the first obtaining submodule 4011 is configured to obtain a configuration layer part list of the target finished automobile from the configuration layer management system;
the assembling submodule 4012 is configured to assemble the configuration layer parts in the configuration layer part list into the target finished automobile product CAD data view in the PDM system;
and the second obtaining sub-module 4013 is configured to obtain basic information of the part in the CAD data view of the product.
In some embodiments, referring to fig. 6, the obtaining module 401 further includes:
a third obtaining sub-module 4014, configured to obtain CAD data attribute information of the target finished automobile product;
a determining sub-module 4015, configured to determine whether a configuration layer part list in the product CAD data attribute information is updated when the product CAD data attribute information meets an inspection condition;
the triggering submodule 4016 is configured to trigger the first obtaining submodule 4011 to obtain the configuration layer part list of the target finished vehicle from the configuration management system when the configuration layer part list is updated.
In some embodiments, referring to fig. 7, the obtaining module 401 further includes:
and the derivation submodule 4017 is configured to derive a problem list when the attribute information of the product CAD data does not meet the checking condition.
In some embodiments, the merge module 402 is to:
and moving the configuration dotting information in the configuration layer part list to a configuration column included in the part basic information according to the corresponding relation between the part number in the configuration layer part list and the part number in the part basic information to obtain the part configuration information.
In some embodiments, the determining module 403 is configured to:
determining the weight of the target single configuration whole vehicle according to the weight of each part and the consumption information of each part included in the part configuration information;
and determining the gravity center information of the target single-configuration whole vehicle according to the gravity center information, the weight and the relative conversion matrix information of each part included in the part configuration information.
In the embodiment of the application, the terminal can quickly acquire the part configuration information of the target whole vehicle, the part configuration information does not need to be acquired by analyzing the configuration of the BOM system, and the acquisition speed of the part configuration information is improved; meanwhile, the part configuration information is obtained by combining the configuration layer part list and the part basic information, so that the accuracy and the obtaining efficiency of the weight and the gravity center information of a single part are ensured, and the accuracy and the efficiency of the weight and the gravity center information of the target single configuration whole vehicle are improved. In addition, the terminal can store the configuration layer part list and the part basic information respectively in a custom format, so that the operation load of the terminal is reduced, and the traceability of the configuration information is ensured.
It should be noted that: the determining device for the single configuration vehicle weight and gravity center information provided in the above embodiment is only illustrated by dividing the functional modules when determining the single configuration vehicle weight and gravity center information, and in practical applications, the function distribution may be completed by different functional modules according to needs, that is, the internal structure of the device may be divided into different functional modules to complete all or part of the functions described above. In addition, the determining device for the single-configuration whole vehicle weight and gravity center information and the determining method embodiment for the single-configuration whole vehicle weight and gravity center information provided by the embodiments belong to the same concept, and specific implementation processes thereof are detailed in the method embodiments and are not described herein again.
Fig. 8 is a block diagram of a terminal 800 according to an embodiment of the present disclosure. The terminal 800 may be a portable mobile terminal such as: a smartphone, a tablet, a laptop, or a desktop computer. The terminal 800 may also be referred to by other names such as user equipment, portable terminal, laptop terminal, desktop terminal, etc.
In general, the terminal 800 includes: a processor 801 and a memory 802.
The processor 801 may include one or more processing cores, such as a 4-core processor, an 8-core processor, and so forth. The processor 801 may be implemented in at least one hardware form of a DSP (Digital Signal Processing), an FPGA (Field-Programmable Gate Array), and a PLA (Programmable Logic Array). The processor 801 may also include a main processor and a coprocessor, where the main processor is a processor for processing data in an awake state, and is also called a Central Processing Unit (CPU); a coprocessor is a low power processor for processing data in a standby state. In some embodiments, the processor 801 may be integrated with a GPU (Graphics Processing Unit), which is responsible for rendering and drawing the content required to be displayed on the display screen. In some embodiments, the processor 801 may further include an AI (Artificial Intelligence) processor for processing computing operations related to machine learning.
Memory 802 may include one or more computer-readable storage media, which may be non-transitory. Memory 802 may also include high speed random access memory, as well as non-volatile memory, such as one or more magnetic disk storage devices, flash memory storage devices. In some embodiments, a non-transitory computer readable storage medium in memory 802 is configured to store at least one instruction for execution by processor 801 to implement the method for determining single configuration full car weight and center of gravity information provided by the method embodiments of the present application.
In some embodiments, the terminal 800 may further include: a peripheral interface 803 and at least one peripheral. The processor 801, memory 802 and peripheral interface 803 may be connected by bus or signal lines. Various peripheral devices may be connected to peripheral interface 803 by a bus, signal line, or circuit board. Specifically, the peripheral device includes: at least one of a radio frequency circuit 804, a display screen 805, a camera assembly 806, an audio circuit 807, a positioning assembly 808, and a power supply 809.
The peripheral interface 803 may be used to connect at least one peripheral related to I/O (Input/Output) to the processor 801 and the memory 802. In some embodiments, the processor 801, memory 802, and peripheral interface 803 are integrated on the same chip or circuit board; in some other embodiments, any one or two of the processor 801, the memory 802, and the peripheral interface 803 may be implemented on separate chips or circuit boards, which are not limited by this embodiment.
The Radio Frequency circuit 804 is used for receiving and transmitting RF (Radio Frequency) signals, also called electromagnetic signals. The radio frequency circuitry 804 communicates with communication networks and other communication devices via electromagnetic signals. The rf circuit 804 converts an electrical signal into an electromagnetic signal to be transmitted, or converts a received electromagnetic signal into an electrical signal. Optionally, the radio frequency circuit 804 includes: an antenna system, an RF transceiver, one or more amplifiers, a tuner, an oscillator, a digital signal processor, a codec chipset, a subscriber identity module card, and so forth. The radio frequency circuit 804 may communicate with other terminals via at least one wireless communication protocol. The wireless communication protocols include, but are not limited to: the world wide web, metropolitan area networks, intranets, generations of mobile communication networks (2G, 3G, 4G, and 5G), Wireless local area networks, and/or WiFi (Wireless Fidelity) networks. In some embodiments, the radio frequency circuit 804 may further include NFC (Near Field Communication) related circuits, which are not limited in this application.
The display screen 805 is used to display a UI (User Interface). The UI may include graphics, text, icons, video, and any combination thereof. When the display 805 is a touch display, the display 805 also has the ability to capture touch signals on or above the surface of the display 805. The touch signal may be input to the processor 801 as a control signal for processing. At this point, the display 805 may also be used to provide virtual buttons and/or a virtual keyboard, also referred to as soft buttons and/or a soft keyboard. In some embodiments, the display 805 may be one, providing the front panel of the terminal 800; in other embodiments, the display 805 may be at least two, respectively disposed on different surfaces of the terminal 800 or in a folded design; in still other embodiments, the display 805 may be a flexible display disposed on a curved surface or a folded surface of the terminal 800. Even further, the display 805 may be arranged in a non-rectangular irregular pattern, i.e., a shaped screen. The Display 805 can be made of LCD (liquid crystal Display), OLED (Organic Light-Emitting Diode), and the like.
The camera assembly 806 is used to capture images or video. Optionally, camera assembly 806 includes a front camera and a rear camera. Generally, a front camera is disposed at a front panel of the terminal, and a rear camera is disposed at a rear surface of the terminal. In some embodiments, the number of the rear cameras is at least two, and each rear camera is any one of a main camera, a depth-of-field camera, a wide-angle camera and a telephoto camera, so that the main camera and the depth-of-field camera are fused to realize a background blurring function, and the main camera and the wide-angle camera are fused to realize panoramic shooting and VR (Virtual Reality) shooting functions or other fusion shooting functions. In some embodiments, camera assembly 806 may also include a flash. The flash lamp can be a monochrome temperature flash lamp or a bicolor temperature flash lamp. The double-color-temperature flash lamp is a combination of a warm-light flash lamp and a cold-light flash lamp, and can be used for light compensation at different color temperatures.
The audio circuit 807 may include a microphone and a speaker. The microphone is used for collecting sound waves of a user and the environment, converting the sound waves into electric signals, and inputting the electric signals to the processor 801 for processing or inputting the electric signals to the radio frequency circuit 804 to realize voice communication. For the purpose of stereo sound collection or noise reduction, a plurality of microphones may be provided at different portions of the terminal 800. The microphone may also be an array microphone or an omni-directional pick-up microphone. The speaker is used to convert electrical signals from the processor 801 or the radio frequency circuit 804 into sound waves. The loudspeaker can be a traditional film loudspeaker or a piezoelectric ceramic loudspeaker. When the speaker is a piezoelectric ceramic speaker, the speaker can be used for purposes such as converting an electric signal into a sound wave audible to a human being, or converting an electric signal into a sound wave inaudible to a human being to measure a distance. In some embodiments, the audio circuitry 807 may also include a headphone jack.
The positioning component 808 is used to locate the current geographic position of the terminal 800 for navigation or LBS (location based Service). The positioning component 808 may be a positioning component based on the GPS (global positioning System) in the united states, the beidou System in china, or the galileo System in russia.
Power supply 809 is used to provide power to various components in terminal 800. The power supply 809 can be ac, dc, disposable or rechargeable. When the power supply 809 includes a rechargeable battery, the rechargeable battery may be a wired rechargeable battery or a wireless rechargeable battery. The wired rechargeable battery is a battery charged through a wired line, and the wireless rechargeable battery is a battery charged through a wireless coil. The rechargeable battery may also be used to support fast charge technology.
In some embodiments, terminal 800 also includes one or more sensors 810. The one or more sensors 810 include, but are not limited to: acceleration sensor 811, gyro sensor 812, pressure sensor 813, fingerprint sensor 814, optical sensor 815 and proximity sensor 816.
The acceleration sensor 811 may detect the magnitude of acceleration in three coordinate axes of the coordinate system established with the terminal 800. For example, the acceleration sensor 811 may be used to detect the components of the gravitational acceleration in three coordinate axes. The processor 801 may control the touch screen 805 to display the user interface in a landscape view or a portrait view according to the gravitational acceleration signal collected by the acceleration sensor 811. The acceleration sensor 811 may also be used for acquisition of motion data of a game or a user.
The gyro sensor 812 may detect a body direction and a rotation angle of the terminal 800, and the gyro sensor 812 may cooperate with the acceleration sensor 811 to acquire a 3D motion of the user with respect to the terminal 800. From the data collected by the gyro sensor 812, the processor 801 may implement the following functions: motion sensing (such as changing the UI according to a user's tilting operation), image stabilization at the time of photographing, game control, and inertial navigation.
Pressure sensors 813 may be disposed on the side bezel of terminal 800 and/or underneath touch display 805. When the pressure sensor 813 is disposed on the side frame of the terminal 800, the holding signal of the user to the terminal 800 can be detected, and the processor 801 performs left-right hand recognition or shortcut operation according to the holding signal collected by the pressure sensor 813. When the pressure sensor 813 is disposed at a lower layer of the touch display screen 805, the processor 801 controls the operability control on the UI interface according to the pressure operation of the user on the touch display screen 805. The operability control comprises at least one of a button control, a scroll bar control, an icon control and a menu control.
The fingerprint sensor 814 is used for collecting a fingerprint of the user, and the processor 801 identifies the identity of the user according to the fingerprint collected by the fingerprint sensor 814, or the fingerprint sensor 814 identifies the identity of the user according to the collected fingerprint. Upon identifying that the user's identity is a trusted identity, the processor 801 authorizes the user to perform relevant sensitive operations including unlocking a screen, viewing encrypted information, downloading software, paying for and changing settings, etc. Fingerprint sensor 814 may be disposed on the front, back, or side of terminal 800. When a physical button or a vendor Logo is provided on the terminal 800, the fingerprint sensor 814 may be integrated with the physical button or the vendor Logo.
The optical sensor 815 is used to collect the ambient light intensity. In one embodiment, the processor 801 may control the display brightness of the touch screen 805 based on the ambient light intensity collected by the optical sensor 815. Specifically, when the ambient light intensity is high, the display brightness of the touch display screen 805 is increased; when the ambient light intensity is low, the display brightness of the touch display 805 is turned down. In another embodiment, the processor 801 may also dynamically adjust the shooting parameters of the camera assembly 806 based on the ambient light intensity collected by the optical sensor 815.
A proximity sensor 816, also known as a distance sensor, is typically provided on the front panel of the terminal 800. The proximity sensor 816 is used to collect the distance between the user and the front surface of the terminal 800. In one embodiment, when the proximity sensor 816 detects that the distance between the user and the front surface of the terminal 800 gradually decreases, the processor 801 controls the touch display 805 to switch from the bright screen state to the dark screen state; when the proximity sensor 816 detects that the distance between the user and the front surface of the terminal 800 becomes gradually larger, the processor 801 controls the touch display 805 to switch from the screen-on state to the screen-on state.
Those skilled in the art will appreciate that the configuration shown in fig. 8 is not intended to be limiting of terminal 800 and may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components may be used.
In some embodiments, a computer-readable storage medium is provided, in which a computer program is stored, and the computer program is executed by a processor to implement the steps of the method for determining the weight and the center of gravity of the single configuration complete vehicle in the above embodiments. For example, the computer-readable storage medium may be a ROM (Read-Only Memory), a RAM (Random Access Memory), a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like.
It is noted that the computer-readable storage medium referred to in the embodiments of the present application may be a non-volatile storage medium, in other words, a non-transitory storage medium.
It should be understood that all or part of the steps for implementing the above embodiments may be implemented by software, hardware, firmware or any combination thereof. When implemented in software, may be implemented in whole or in part in the form of a computer program product. The computer program product includes one or more computer instructions. The computer instructions may be stored in the computer-readable storage medium described above.
That is, in some embodiments, there is also provided a computer program product containing instructions which, when run on a computer, cause the computer to perform the steps of the method of determining weight and center of gravity information for a single configuration complete vehicle as described above.
The above-mentioned embodiments are provided by way of example and not intended to limit the embodiments, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the embodiments should be included in the scope of the embodiments.

Claims (10)

1. A method for determining weight and gravity center information of a single configuration whole vehicle is characterized by comprising the following steps:
acquiring a configuration layer part list of a target whole vehicle in a configuration layer management system and part basic information of a Computer Aided Design (CAD) data view of a target whole vehicle product in a Product Data Management (PDM) system;
merging the configuration layer part list and the part basic information to obtain part configuration information;
and determining the weight and gravity center information of the target single configuration whole vehicle according to the part configuration information.
2. The method of claim 1, wherein the obtaining of the configuration layer part list of the target complete vehicle in the configuration layer management system and the part basic information of the CAD data view of the target complete vehicle product in the PDM system comprises:
acquiring a configuration layer part list of the target whole vehicle from the configuration layer management system;
assembling the configuration layer parts in the configuration layer part list into the CAD data view of the target finished automobile product in the PDM system;
and acquiring basic information of the part in the CAD data view.
3. The method of claim 2, wherein before obtaining the configuration level parts list of the target finished vehicle from the configuration level management system, the method further comprises:
acquiring CAD data attribute information of the target whole vehicle product;
when the product CAD data attribute information accords with the inspection condition, determining whether a configuration layer part list in the product CAD data attribute information is updated;
and when the configuration layer part list is updated, executing the operation of acquiring the configuration layer part list of the target finished automobile from the configuration management system.
4. The method of claim 3, after the obtaining of the target finished automobile product CAD data attribute information, further comprising:
and when the product CAD data attribute information does not accord with the inspection condition, a problem list is derived.
5. The method of claim 1, wherein said merging said configuration level parts list and said parts base information to obtain parts configuration information comprises:
and moving the configuration dotting information in the configuration layer part list to a configuration column included in the part basic information according to the corresponding relation between the part number in the configuration layer part list and the part number in the part basic information to obtain the part configuration information.
6. The method of claim 1, wherein determining weight and center of gravity information for the target single configuration cart based on the part configuration information comprises:
determining the weight of the target single configuration whole vehicle according to the weight of each part and the consumption information of each part included in the part configuration information;
and determining the gravity center information of the target single-configuration whole vehicle according to the gravity center information, the weight and the relative conversion matrix information of each part included in the part configuration information.
7. An apparatus for determining weight and center of gravity information of a single configuration vehicle, the apparatus comprising:
the acquisition module is used for acquiring a configuration layer part list of a target finished automobile in the configuration layer management system and part basic information of a CAD data view of a target finished automobile product in the product data management PDM system;
the merging module is used for merging the configuration layer part list and the part basic information to obtain part configuration information;
and the determining module is used for determining the weight and gravity center information of the target single configuration whole vehicle according to the part configuration information.
8. The apparatus of claim 7, wherein the acquisition module comprises:
the first acquisition submodule is used for acquiring a configuration layer part list of the target whole vehicle from the configuration layer management system;
the assembling submodule is used for assembling the configuration layer parts in the configuration layer part list into the CAD data view of the target finished automobile product in the PDM system;
and the second acquisition sub-module is used for acquiring the basic information of the part in the CAD data view of the product.
9. The apparatus of claim 8, wherein the acquisition module further comprises:
the third acquisition submodule is used for acquiring the CAD data attribute information of the target whole vehicle product;
the determining submodule is used for determining whether a configuration layer part list in the product CAD data attribute information is updated or not when the product CAD data attribute information meets the checking condition;
and the triggering submodule is used for triggering the first acquisition submodule to acquire the configuration layer part list of the target whole vehicle from the configuration management system when the configuration layer part list is updated.
10. A computer-readable storage medium, characterized in that the storage medium has stored therein a computer program which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 6.
CN202010739050.7A 2020-07-28 2020-07-28 Method for determining weight and gravity center information of single-configuration whole vehicle and related equipment Pending CN111859549A (en)

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