CN1632803A - Digitalized design method for white body production-line technique - Google Patents
Digitalized design method for white body production-line technique Download PDFInfo
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- CN1632803A CN1632803A CN 200410099345 CN200410099345A CN1632803A CN 1632803 A CN1632803 A CN 1632803A CN 200410099345 CN200410099345 CN 200410099345 CN 200410099345 A CN200410099345 A CN 200410099345A CN 1632803 A CN1632803 A CN 1632803A
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Abstract
it is a blank car product process digit design method, which comprises the product data module establishing, process designing, product line simulation and optimization and comprises the following steps: to input the blank car information into the product data module establishing system and establish one product engineer module; to design the working poison , sequence and resources on the whole product line through process sub-system; to make the simulation and optimization and adjusting of the processes of wielding, glue-coating and frame-dissembling on the whole product line through product line simulation and optimization system.
Description
Technical field
The present invention relates to a kind of industrial virtual manufacture method, relate in particular to a kind of digitalized design method of white body production-line technique, be used for automobile production.
Background technology
Along with the internationalization day by day of automobile market, Xian Jin automobile manufacturing enterprise more and more enters the home market in the world, and market competition is aggravated greatly.In order to win the client, to win the market, the paces of new model have been accelerated to release in vehicle complete vehicle production commercial city, and new product development speed has become one of crucial competitive power of automobile manufacturing enterprise.Coachbuilt body is the important component part of car, is the main part during vehicle changes, and is the carrier of whole car parts, and its manufacturing cost accounts for 40%～60% of car load.Vehicle body is the system of a complexity, its parts are One's name is legion not only, complex structure, and exist restricting relation on the structure, technical requirement is also very harsh, vehicle body is usually by more than 300～500 sheet stamping parts with complex space curved surface, in enormous quantities on production line by 55～75 stations, be welded fast pace and form, nearly 1700～2500 of clamping anchor points, nearly 4000～5000 of solder joints, therefore intermediate link is numerous, relation between the various information is intricate, become one of main restricting factor of the car conour remodeling replacement, bring huge difficulty for the planning and design of vehicle body technology and Production Line Configured, increased the cycle and the cost of new product development greatly.The digitalized design method of white body production-line technique provides strong tool and means for solving these difficult problems.On March 10th, 2004, the Chinese invention patent CN1141643C of Granted publication related to a kind of digital white car body sample making method, this method is predicted the workmanship of bodywork parts by the cladding element punching process stimulating technology, set up the spot welding thermal effect and can ignore criterion, application is based on the size quality of the finite element simulation calculation assembly structure of the bodywork parts assembling process of contact analysis, set up the objective function and the constraint function of partial assembled coupling, realize matching optimization, thereby obtain system-level optimization design scheme.Because the digitalized design method of white body production-line technique relates to operation, work step, resource arrangement on a series of complete process such as forming parts, vehicle body soldering, flanging, gluing process, and said method only obviously can't be realized the Design of digital of body in white whole production Wiring technology to the emulation of forming parts.
Summary of the invention
The objective of the invention is at the above-mentioned deficiency of prior art and the needs of practical application, a kind of digitalized design method of white body production-line technique is provided, on computers the production run of body in white is carried out process planning and virtual manufacturing, product data, the resources of production and process operations are connected, make between different technological design groups concurrent collaborative work and the actual manufacture process of real simulated in virtual environment, the multiple design proposal of express-analysis is until obtaining a product technology framework that comprises part assembling, welding, flanging, gluing process.Adopt this method can solve the problem that process planning is difficult to product development is carried out synchronously, the construction cycle is long, thereby shorten the project cycle effectively, shorten the time cycle of launch products, save project investment, strengthen enterprise competitiveness.
For achieving the above object, in the technical scheme of the present invention by setting up the production data modeling on the control computer in LAN (Local Area Network), process planning, three subsystems of production line simulation and optimization, with the body structure file, part geometry information, the solder joint distribution file, resources of production information is input in the production data modeling subsystem from input equipment and is modeled as a product engineering model, by the process planning subsystem product engineering model is carried out station on the whole production line, operation, work step, resource is arranged, by production line simulation and optimization subsystem each station on the whole production line is welded again, gluing, the emulation of operations such as flanging, optimize, adjust, until obtaining an efficient feasible product line.Optimize the result by the printing in the LAN (Local Area Network), storage, display device output, also can issue by the internet.
Concrete operations step of the present invention is as follows:
1, production data modeling
The Kate instrument that at first utilize to embed is input to body structure file, part geometry information, solder joint distributed intelligence, resources of production information in the production data modeling subsystem that control computer moves from input equipment, and the discernible ppd of the system that is converted into, csv and .CO file layout, body in white information modeling with this automobile becomes a product engineering model again, input process planning subsystem.
2, process planning
Station, operation, work step and the required resources of production on the whole production line of the Pert instrument definition product engineering model that utilization embeds such as instrument, anchor clamps, welding gun, robot import production line simulation and optimization subsystem with the product engineering model that process planning finishes.
3, production line simulation and optimization
Control computer is passed the product engineering model of coming carry out welding simulation, flanging emulation and gluing emulation, the correctness in the robot welding on the test whole piece body in white welding and assembling production lines, the feasibility in gluing path and solder joint distribution, bond pad locations, weld seam, gluing path, have only above condition to be met, welding just can not appear in the actual production of whole production line, gluing, flanging is not in place or the situation of interfering appears in robot and soldering cramping apparatus, part, to guarantee the normal operation and the welding quality of welding and assembling production lines.
Select the corresponding station of product engineering model, utilize Microstation software that this station is carried out the two dimensional surface process planning, utilize the modular converter that embeds to generate three-dimensional layout automatically, utilize 3Dview to browse the three-dimensional planning of this station then, judge through system, when if robot interference and robot welding, gluing situation not in place occurring, can be respectively in two and three dimensions planning environment, by moving the relative position of adjusting robot and soldering cramping apparatus, part, till correctly being arranged.Repeat the planning of single station, up to finishing the whole piece welding and assembling production lines.In planning during next station, notice that it can not interfere with existing station.
After the process layout of welding and assembling production lines finishes, select operations such as solder joint, weld seam, gluing path, flanging to carry out emulation, when if the above-mentioned operation of system discovery can not normally be carried out, can take robot is changed rifle welding, adjusts the solder joint coordinate, changes welding gun and enter adjustment measures such as track, to guarantee to realize normal welding.Repeat above emulation, adjustment process, all pass through test up to operations such as all solder joints, weld seam, gluing path, flangings.
The present invention has outstanding feature and beneficial effect, by setting up the production data modeling on the control computer in LAN (Local Area Network), process planning, three subsystems of production line simulation and optimization, with the body structure file, part geometry information, the solder joint distribution file, resources of production information, from input equipment, be input in the production data modeling subsystem and be modeled as a product engineering model, by the process planning subsystem product engineering model is carried out station on the whole production line, operation, work step, resource is arranged, by production line simulation and optimization subsystem each station on the whole production line is welded again, gluing, the emulation of operations such as flanging, optimize, adjust, until obtaining an efficient feasible product line.The present invention can connect product data, the resources of production and process operations, can realize three exchanges data and concurrent workings between the technological process submodule by the control computer in the LAN (Local Area Network), make between different technological design groups parallel cooperative work and in virtual environment the actual manufacture process of real simulated, the multiple design proposal of express-analysis.Adopt this method can solve the problem that process planning is difficult to product development is carried out synchronously, the construction cycle is long, thereby shorten the project cycle effectively, shorten the time cycle of launch products, save project investment, strengthen enterprise competitiveness.
Description of drawings
Fig. 1 is a system construction drawing of the present invention.
Embodiment
In order to understand technical scheme of the present invention better, below be described further by the drawings and specific embodiments.
As shown in Figure 1, in the technical scheme of the present invention by setting up the production data modeling on the control computer in LAN (Local Area Network), process planning, three subsystems of production line simulation and optimization, with the body structure file, part geometry information, the solder joint distribution file, resources of production information is input in the production data modeling subsystem from input equipment and is modeled as a product engineering model, by the process planning subsystem product engineering model is carried out station on the whole production line, work step, operation, resource is arranged, by production line simulation and optimization subsystem each station on the whole production line is welded again, gluing, the emulation of operations such as flanging, optimize, adjust, until obtaining an efficient feasible product line.Last result also can issue by the internet by the printing in the LAN (Local Area Network), storage, display device output.
Embodiment:
1, production data modeling
Download the part geometry information and the product structure information of the left front door of car from enterprise web site KVS by data-interface crossover tool Kate.Kate searches corresponding parts information by the product structure data of these importings to the KVS website, and downloads.When downloading, automatically part geometry information is converted into the form of the discernible .CO file of system.After the file download finishes,, the parts information of downloading is imported body in white product data management and process planning system by using the automatic import feature of Kate.On the product engineering model that generates, comprised corresponding part data information, respectively by items such as comprehensive, physical attribute, cost, manufacturing feature, operation, resource, adeditive attributes.
Each node of product engineering model is represented resource, and all leaf nodes under this node and this node can be realized drag and drop.By setting up new node, the input editing data are finished the foundation of product engineering model.
2, process planning
According to the product engineering model that generates, the graphic user interface of the Pert instrument that utilization embeds defines the content of whole process planning, comprise station, operation, work step, resource requirement such as instrument, anchor clamps, welding gun, robot, technological parameters etc., relevant information are selected input from technological data bank.
3, production line simulation and optimization
Production line simulation and optimization process is that the product engineering model that process planning finishes is carried out welding simulation, flanging emulation and gluing emulation, the correctness in the robot welding on the test whole piece body in white welding and assembling production lines, the feasibility in gluing path and solder joint distribution, bond pad locations, weld seam, gluing path is to guarantee the normal operation and the welding quality of welding and assembling production lines.
Select the corresponding station of product engineering model, utilize Microstation software that this station is carried out the two dimensional surface process planning, utilize the modular converter that embeds to generate three-dimensional layout automatically, utilize 3Dview to browse the three-dimensional planning of this station then, judge through system, when if robot interference and robot welding, gluing situation not in place occurring, can be respectively in two and three dimensions planning environment, by moving the relative position of adjusting robot and soldering cramping apparatus, part, till correctly being arranged.Repeat the planning of single station, up to finishing the whole piece welding and assembling production lines.In planning during next station, notice that it can not interfere with existing station.
After the process layout of welding and assembling production lines finishes, select operations such as solder joint, weld seam, gluing path, flanging to carry out emulation, when if the above-mentioned operation of system discovery can not normally be carried out, can take robot is changed rifle welding, adjusts the solder joint coordinate, changes welding gun and enter adjustment measures such as track, to guarantee to realize normal welding.Repeat above emulation, adjustment process, all pass through test up to operations such as all solder joints, weld seam, gluing path, flangings.
The present invention carries out virtual manufacturing to the left front door of car, with use before compare, reduce the planning time 50%, reduce error rate 50%, reduce the technology change time 30%, reduce and lose solder joint 80%, reduce project investment 5%.
Claims (2)
1, a kind of digitalized design method of white body production-line technique, it is characterized in that by setting up the production data modeling on the control computer in LAN (Local Area Network), process planning, three subsystems of production line simulation and optimization, from input equipment, be input to body in white information in the production data modeling subsystem and be modeled as a product engineering model, by the process planning subsystem product engineering model is carried out station on the whole production line, operation, work step, resource is arranged, by production line simulation and optimization subsystem each station on the whole production line is welded again, gluing, the emulation of flanging operation, optimize, adjust, until obtaining an efficient feasible product line, specifically comprise the steps:
1) production data modeling
The Kate instrument that at first utilize to embed is input to body structure file, part geometry information, solder joint distributed intelligence, resources of production information in the production data modeling subsystem that control computer moves from input equipment, and the discernible ppd of the system that is converted into, csv and .CO file layout, body in white information modeling with this automobile becomes a product engineering model again, input process planning subsystem;
2) process planning
Station, operation, work step and the required resources of production on the whole production line of the Pert instrument definition product engineering model that utilization embeds such as instrument, anchor clamps, welding gun, robot import production line simulation and optimization subsystem with the product engineering model that process planning finishes;
3) production line simulation and optimization
Control computer is passed the product engineering model of coming carry out welding simulation, flanging emulation and gluing emulation, the correctness in the robot welding on the test whole piece body in white welding and assembling production lines, the feasibility in gluing path and solder joint distribution, bond pad locations, weld seam, gluing path; Select the corresponding station of product engineering model, judge through production line simulation and optimization subsystem, when if robot interference and robot welding, gluing situation not in place occurring, can be by moving the relative position of adjusting robot and soldering cramping apparatus, part, till correctly being arranged; Repeat the planning of single station, up to finishing the whole piece welding and assembling production lines;
After the process layout of welding and assembling production lines finishes, select solder joint, weld seam, gluing path, flanging operation to carry out emulation, when if the above-mentioned operation of system discovery can not normally be carried out, can take robot is changed rifle welding, adjusts the solder joint coordinate, changes welding gun and enter adjustment measures such as track, to guarantee to realize normal welding; Repeat above emulation, adjustment process, all pass through test up to all solder joints, weld seam, gluing path, flanging operation.
2, the digitalized design method of white body production-line technique as claimed in claim 1, it is characterized in that when the production line simulation and optimization, select the corresponding station of product engineering model, utilize Microstation software that this station is carried out the two dimensional surface process planning, utilize the modular converter that embeds to generate three-dimensional planning chart automatically then, when if robot interference and robot welding, gluing situation not in place occurring, can be respectively in two and three dimensions planning environment, by moving the relative position of adjusting robot and soldering cramping apparatus, part.
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Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101082905B (en) * | 2007-06-22 | 2010-06-02 | 哈尔滨工业大学 | Judging method for the necessity evaluation of boat hull welding process |
| CN101425100B (en) * | 2007-10-31 | 2011-08-03 | 松下电器产业株式会社 | Simulation optimizing method of sticking machine for sticking substrate |
| CN101630822B (en) * | 2009-06-15 | 2011-11-09 | 苏州铂电自动化科技有限公司 | Bus specification self-recognition and riveting point planning system and operation method thereof |
| CN102446231A (en) * | 2010-10-12 | 2012-05-09 | 鸿富锦精密工业（深圳）有限公司 | System and method for optimizing viscose path |
| CN102513430A (en) * | 2011-12-31 | 2012-06-27 | 长春大正博凯汽车设备有限公司 | Edge knurling robot and edge knurling method thereof |
| CN102622477A (en) * | 2012-03-01 | 2012-08-01 | 北京航空航天大学 | Three-dimensional process model evolution generation method applied to digitalized process design |
| CN103154995A (en) * | 2010-10-25 | 2013-06-12 | 马自达汽车株式会社 | Method of preparing process diagram and process diagram preparation support system |
| CN104889633A (en) * | 2015-06-29 | 2015-09-09 | 广汽本田汽车有限公司 | Automatic linear digital-to-analog adjusting method and device |
| CN105364349A (en) * | 2015-12-01 | 2016-03-02 | 徐州市产品质量监督检验中心 | Detecting method for welding seam track of welding robot |
| CN105965179A (en) * | 2016-06-01 | 2016-09-28 | 江苏科技大学 | Auxiliary programming system and method for hull welding technology |
| CN107350667A (en) * | 2017-06-23 | 2017-11-17 | 华南理工大学 | A kind of emulation mode of the automobile door plate welding flexible production line based on digital factory |
| CN107844630A (en) * | 2017-09-28 | 2018-03-27 | 柯马(上海)工程有限公司 | A kind of method for building up of white body welding dummy emulation system |
| CN107918367A (en) * | 2017-11-20 | 2018-04-17 | 上海航天精密机械研究所 | Multi items bulk article Flexible production real-time status management method |
| CN108427975A (en) * | 2017-08-12 | 2018-08-21 | 中民筑友科技投资有限公司 | A kind of the member status tracking and device of PC wallboard production lines |
| 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 |
| CN108762209A (en) * | 2018-05-25 | 2018-11-06 | 西安电子科技大学 | Production Line Configured's analogue system based on mixed reality and method |
| CN108984964A (en) * | 2018-08-17 | 2018-12-11 | 北京汽车研究总院有限公司 | Vehicular technology unit design method and Design of digital production system |
| CN109062135A (en) * | 2018-06-26 | 2018-12-21 | 上海航天设备制造总厂有限公司 | A kind of incomplete penetration defect removing method based on the control of UG programming route |
| CN109074059A (en) * | 2016-04-27 | 2018-12-21 | Abb瑞士股份有限公司 | The method and system of test run and optimization for production line |
| CN109447430A (en) * | 2018-10-15 | 2019-03-08 | 宁波吉利汽车研究开发有限公司 | Production planning and the integrated method, apparatus of scheduled production and electronic equipment |
| CN111922563A (en) * | 2020-07-19 | 2020-11-13 | 武汉理工大学 | MBD-based welding process planning method and device |
| CN112818467A (en) * | 2021-01-28 | 2021-05-18 | 江铃汽车股份有限公司 | Spot welding connection modeling method and system for automobile body-in-white |
| CN117621053A (en) * | 2023-11-09 | 2024-03-01 | 中国矿业大学 | Modeling method for belt conveyor disassembly robot |
-
2004
- 2004-12-30 CN CN 200410099345 patent/CN1632803A/en active Pending
Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101082905B (en) * | 2007-06-22 | 2010-06-02 | 哈尔滨工业大学 | Judging method for the necessity evaluation of boat hull welding process |
| CN101425100B (en) * | 2007-10-31 | 2011-08-03 | 松下电器产业株式会社 | Simulation optimizing method of sticking machine for sticking substrate |
| CN101630822B (en) * | 2009-06-15 | 2011-11-09 | 苏州铂电自动化科技有限公司 | Bus specification self-recognition and riveting point planning system and operation method thereof |
| CN102446231A (en) * | 2010-10-12 | 2012-05-09 | 鸿富锦精密工业（深圳）有限公司 | System and method for optimizing viscose path |
| CN103154995A (en) * | 2010-10-25 | 2013-06-12 | 马自达汽车株式会社 | Method of preparing process diagram and process diagram preparation support system |
| CN102513430A (en) * | 2011-12-31 | 2012-06-27 | 长春大正博凯汽车设备有限公司 | Edge knurling robot and edge knurling method thereof |
| CN102622477A (en) * | 2012-03-01 | 2012-08-01 | 北京航空航天大学 | Three-dimensional process model evolution generation method applied to digitalized process design |
| CN104889633A (en) * | 2015-06-29 | 2015-09-09 | 广汽本田汽车有限公司 | Automatic linear digital-to-analog adjusting method and device |
| CN105364349A (en) * | 2015-12-01 | 2016-03-02 | 徐州市产品质量监督检验中心 | Detecting method for welding seam track of welding robot |
| CN109074059A (en) * | 2016-04-27 | 2018-12-21 | Abb瑞士股份有限公司 | The method and system of test run and optimization for production line |
| CN105965179A (en) * | 2016-06-01 | 2016-09-28 | 江苏科技大学 | Auxiliary programming system and method for hull welding technology |
| CN107350667A (en) * | 2017-06-23 | 2017-11-17 | 华南理工大学 | A kind of emulation mode of the automobile door plate welding flexible production line based on digital factory |
| CN108427975A (en) * | 2017-08-12 | 2018-08-21 | 中民筑友科技投资有限公司 | A kind of the member status tracking and device of PC wallboard production lines |
| CN107844630A (en) * | 2017-09-28 | 2018-03-27 | 柯马(上海)工程有限公司 | A kind of method for building up of white body welding dummy emulation system |
| CN107918367A (en) * | 2017-11-20 | 2018-04-17 | 上海航天精密机械研究所 | Multi items bulk article Flexible production real-time status management method |
| CN107918367B (en) * | 2017-11-20 | 2019-09-17 | 上海航天精密机械研究所 | Multi items bulk article Flexible production real-time status management method |
| 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 |
| CN108465964B (en) * | 2018-03-19 | 2021-06-01 | 武汉天喻软件股份有限公司 | Three-dimensional white car body welding process card compiling method based on welding spot structured data |
| CN108762209A (en) * | 2018-05-25 | 2018-11-06 | 西安电子科技大学 | Production Line Configured's analogue system based on mixed reality and method |
| CN109062135A (en) * | 2018-06-26 | 2018-12-21 | 上海航天设备制造总厂有限公司 | A kind of incomplete penetration defect removing method based on the control of UG programming route |
| CN108984964A (en) * | 2018-08-17 | 2018-12-11 | 北京汽车研究总院有限公司 | Vehicular technology unit design method and Design of digital production system |
| CN108984964B (en) * | 2018-08-17 | 2023-05-19 | 北京汽车集团越野车有限公司 | Vehicle process unit design method and digital design production system |
| CN109447430A (en) * | 2018-10-15 | 2019-03-08 | 宁波吉利汽车研究开发有限公司 | Production planning and the integrated method, apparatus of scheduled production and electronic equipment |
| CN111922563A (en) * | 2020-07-19 | 2020-11-13 | 武汉理工大学 | MBD-based welding process planning method and device |
| CN111922563B (en) * | 2020-07-19 | 2021-09-28 | 武汉理工大学 | MBD-based welding process planning method and device |
| CN112818467A (en) * | 2021-01-28 | 2021-05-18 | 江铃汽车股份有限公司 | Spot welding connection modeling method and system for automobile body-in-white |
| CN117621053A (en) * | 2023-11-09 | 2024-03-01 | 中国矿业大学 | Modeling method for belt conveyor disassembly robot |
| CN117621053B (en) * | 2023-11-09 | 2024-05-31 | 中国矿业大学 | Modeling method for belt conveyor disassembly robot |
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