CN112507446B - Vehicle body welding spot processing method - Google Patents
Vehicle body welding spot processing method Download PDFInfo
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- CN112507446B CN112507446B CN202011216244.5A CN202011216244A CN112507446B CN 112507446 B CN112507446 B CN 112507446B CN 202011216244 A CN202011216244 A CN 202011216244A CN 112507446 B CN112507446 B CN 112507446B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/15—Vehicle, aircraft or watercraft design
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
- G06F30/23—Design optimisation, verification or simulation using finite element methods [FEM] or finite difference methods [FDM]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The invention provides a method for processing welding spots of a vehicle body, which comprises the following steps: s1, establishing a finite element model of the vehicle body without welding spots by using Hypermesh; s2, parameterizing the welding point spacing on the vehicle body based on Hypermesh, namely taking the welding point spacing as a design variable; s3, optimizing the arrangement of welding spots to obtain a plurality of welding spot spheres consisting of finite elements; s4, collecting and sequencing a plurality of welding spot spheres; s5, sequentially taking out the sequenced welding spot spheres one by one according to the sequence numbers and marking the welding spots; s6, placing the welding spot balls marked by the welding spots into a target file, orderly storing a plurality of welding spot balls provided by a product department through related programs, searching and marking the welding spots, and placing the welding spot balls marked with the welding spots into the target file, so that manual welding spot creation is avoided, and the working efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of automobile manufacturing, in particular to a method for processing welding points of an automobile body.
Background
At present, with more and more new vehicle type development projects of companies, in actual projects, welding spot data provided by product departments are only solid balls, namely welding spot spheres, and welding spot points are not provided, so that the welding spot data cannot be selected when welding spot assembly is carried out.
Disclosure of Invention
The invention aims to provide a method for processing welding points of a vehicle body, which solves the defects of the prior art.
The invention is realized by the following technical scheme:
a welding spot processing method for a vehicle body comprises the following steps:
s1, establishing a finite element model of the vehicle body without welding spots by using Hypermesh;
s2, parameterizing the welding point spacing on the vehicle body based on Hypermesh, namely taking the welding point spacing as a design variable;
s3, optimizing the arrangement of welding spots to obtain a plurality of welding spot spheres consisting of finite elements;
the welding spot arrangement is optimized to enable engineers to select a better welding position on the car body.
The single weld sphere represents a model of the welding range, which consists of 1-3 semicircular curves.
S4, collecting and sequencing a plurality of welding spot spheres;
s5, sequentially taking out the sequenced welding spot spheres one by one according to the sequence numbers and marking the welding spots;
and S6, placing the welding spot ball marked by the welding spot into a target file.
According to the invention, a plurality of welding spot spheres provided by a product department are orderly stored through related programs, welding spots are searched and marked, and the welding spot spheres marked with the welding spots are put into a target file, so that manual welding spot creation is avoided, and the working efficiency is greatly improved.
Further, the welding spot labeling in the step S5 includes the following substeps:
s501, extracting a plurality of curves forming a single welding spot sphere one by one, sequencing the extracted curves in sequence and storing the sequenced curves into a temporary file;
s502, extracting a curve with the sequence number of 01 in the temporary file, finding out two end points of the curve, solving a midpoint of the two end points, and marking the midpoint as a welding point.
Based on car body welding spot processing terminal, include
A memory for storing a computer program;
and the processor is used for realizing the steps of the vehicle body welding point processing method when executing the computer program.
A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of a method for vehicle body weld spot processing.
Compared with the prior art, the invention has the following advantages and beneficial effects:
according to the vehicle body welding spot processing method, the welding spot spheres provided by a product department are orderly stored through related programs, welding spots are searched and marked, and the welding spot spheres marked with the welding spots are placed into a target file, so that manual welding spot creation is avoided, and the working efficiency is greatly improved.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The present invention is further described below, but the scope of the present invention is not limited to the following.
Example 1
The invention relates to a method for processing welding spots of a vehicle body, which comprises the following steps:
s1, establishing a finite element model of the vehicle body without welding spots by using Hypermesh;
s2, parameterizing the welding point spacing on the automobile body based on Hypermesh, namely taking the welding point spacing as a design variable;
s3, optimizing the arrangement of welding spots to obtain a plurality of welding spot spheres consisting of finite elements;
the single spot sphere represents a model of the welding range, which consists of 1-3 semicircular curves.
S4, collecting and sequencing a plurality of welding spot spheres;
s5, sequentially taking out the sequenced welding spot spheres one by one according to the serial numbers and marking the welding spots;
and S6, placing the welding spot ball marked by the welding spot into a target file.
According to the invention, a plurality of welding spot spheres provided by a product department are orderly stored through related programs, welding spots are searched and marked, and the welding spot spheres marked with the welding spots are put into a target file, so that manual welding spot creation is avoided, and the working efficiency is greatly improved.
Further, the welding spot labeling in the step S5 includes the following substeps:
s501, extracting a plurality of curves forming a single welding spot sphere one by one, sequencing the extracted curves in sequence and storing the sequenced curves into a temporary file;
s502, extracting a curve with the sequence number of 01 in the temporary file, finding out two end points of the curve, solving a midpoint of the two end points, and marking the midpoint as a welding point.
Example 2
Based on embodiment 1, a processing terminal based on welding spots of a car body comprises
A memory for storing a computer program;
and the processor is used for realizing the steps of the vehicle body welding point processing method when the computer program is executed.
A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of a method for vehicle body weld spot processing.
According to the vehicle body welding spot processing method, the welding spot spheres provided by a product department are orderly stored through related programs, welding spots are searched and marked, and the welding spot spheres marked with the welding spots are placed into a target file, so that manual welding spot creation is avoided, and the working efficiency is greatly improved.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (3)
1. A welding spot processing method for a car body is characterized by comprising the following steps:
s1, establishing a finite element model of the vehicle body without welding spots by using Hypermesh;
s2, parameterizing the distance between welding points on the vehicle body based on Hypermesh;
s3, optimizing the arrangement of welding spots to obtain a plurality of welding spot spheres consisting of finite elements, wherein each welding spot sphere represents a model of a welding range and the model consists of 1-3 semicircular curves;
s4, collecting and sequencing a plurality of welding spot spheres;
s5, sequentially taking out the sequenced welding spot spheres one by one according to the sequence numbers and marking the welding spots, wherein the welding spot marking comprises the following substeps:
s501, extracting a plurality of curves forming a single welding spot sphere one by one, sequencing the extracted curves in sequence and storing the sequenced curves into a temporary file;
s502, extracting a curve with a sequence number of 01 in the temporary file, finding out two end points of the curve, solving a midpoint of the two end points, and marking the midpoint as a welding point;
and S6, placing the welding spot ball marked by the welding spot into a target file.
2. The utility model provides a handle terminal based on automobile body solder joint which characterized in that includes:
a memory for storing a computer program;
a processor for performing the body weld spot processing steps of claim 1.
3. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored thereon a computer program which, when executed by a processor, implements the body weld processing steps of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011216244.5A CN112507446B (en) | 2020-11-04 | 2020-11-04 | Vehicle body welding spot processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011216244.5A CN112507446B (en) | 2020-11-04 | 2020-11-04 | Vehicle body welding spot processing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112507446A CN112507446A (en) | 2021-03-16 |
| CN112507446B true CN112507446B (en) | 2022-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011216244.5A Active CN112507446B (en) | 2020-11-04 | 2020-11-04 | Vehicle body welding spot processing method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120014850A (en) * | 2010-08-10 | 2012-02-20 | 주식회사 성우하이텍 | Inspecting method of welding point |
| CN103955591A (en) * | 2014-05-21 | 2014-07-30 | 吉林大学 | Vehicle body column B welding point arrangement optimization method |
| CN104715109A (en) * | 2014-12-04 | 2015-06-17 | 北京航空航天大学 | Automatic automobile body-in-white welding spot division method based on sphere interference |
| CN108465964A (en) * | 2018-03-19 | 2018-08-31 | 武汉天喻软件股份有限公司 | Three-dimensional white body welding procedure sheet preparation method based on welding spot structure data |
| CN111767661A (en) * | 2019-03-12 | 2020-10-13 | 广州汽车集团股份有限公司 | Method, device and system for automatically generating finite element model of automobile body and computer storage medium |
-
2020
- 2020-11-04 CN CN202011216244.5A patent/CN112507446B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120014850A (en) * | 2010-08-10 | 2012-02-20 | 주식회사 성우하이텍 | Inspecting method of welding point |
| CN103955591A (en) * | 2014-05-21 | 2014-07-30 | 吉林大学 | Vehicle body column B welding point arrangement optimization method |
| CN104715109A (en) * | 2014-12-04 | 2015-06-17 | 北京航空航天大学 | Automatic automobile body-in-white welding spot division method based on sphere interference |
| CN108465964A (en) * | 2018-03-19 | 2018-08-31 | 武汉天喻软件股份有限公司 | Three-dimensional white body welding procedure sheet preparation method based on welding spot structure data |
| CN111767661A (en) * | 2019-03-12 | 2020-10-13 | 广州汽车集团股份有限公司 | Method, device and system for automatically generating finite element model of automobile body and computer storage medium |
Non-Patent Citations (1)
| Title |
|---|
| CATIA 环境下汽车座椅焊点参数化设计系统开发;陈华伟 等;《汽车工艺与材料》;20190718(第7期);1-6 * |
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| CN112507446A (en) | 2021-03-16 |
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